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add tabby-web-demo to the repo

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This commit is contained in:
Eugene Pankov 2021-07-11 16:00:59 +02:00
parent f7a0fb488b
commit c1051379c1
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GPG Key ID: 5896FCBBDD1CF4F4
40 changed files with 5318 additions and 21 deletions
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1
scripts/build-modules.js
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@ -9,6 +9,7 @@ const configs = [
'../app/webpack.main.config.js',
'../app/webpack.config.js',
'../web/webpack.config.js',
'../tabby-web-demo/webpack.config.js',
...vars.builtinPlugins.map(x => `../${x}/webpack.config.js`),
]

2
scripts/publish-plugins.js
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@ -3,7 +3,7 @@ const sh = require('shelljs')
const vars = require('./vars')
const log = require('npmlog')
;[...vars.builtinPlugins, 'web'].forEach(plugin => {
;[...vars.builtinPlugins, 'web', 'tabby-web-demo'].forEach(plugin => {
log.info('bump', plugin)
sh.cd(plugin)
sh.exec('npm --no-git-tag-version version ' + vars.version)

1
tabby-community-color-schemes/.gitignore vendored
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@ -1 +0,0 @@
dist

2
tabby-community-color-schemes/package.json
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@ -1,6 +1,6 @@
{
"name": "tabby-community-color-schemes",
"version": "1.0.145",
"version": "1.0.147-nightly.0",
"description": "Community color schemes for Tabby",
"keywords": [
"tabby-builtin-plugin"

1
tabby-core/.gitignore vendored
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@ -1 +0,0 @@
dist

2
tabby-core/package.json
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@ -1,6 +1,6 @@
{
"name": "tabby-core",
"version": "1.0.145",
"version": "1.0.147-nightly.0",
"description": "Tabby core",
"keywords": [
"tabby-builtin-plugin"

1
tabby-electron/.gitignore vendored
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@ -1 +0,0 @@
dist

2
tabby-electron/package.json
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@ -1,6 +1,6 @@
{
"name": "tabby-electron",
"version": "1.0.145",
"version": "1.0.147-nightly.0",
"description": "Electron-specific bindings",
"keywords": [
"tabby-builtin-plugin"

1
tabby-local/.gitignore vendored
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@ -1 +0,0 @@
dist

2
tabby-local/package.json
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@ -1,6 +1,6 @@
{
"name": "tabby-local",
"version": "1.0.145",
"version": "1.0.147-nightly.0",
"description": "Tabby's local shell plugin",
"keywords": [
"tabby-builtin-plugin"

1
tabby-plugin-manager/.gitignore vendored
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@ -1 +0,0 @@
dist

2
tabby-plugin-manager/package.json
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@ -1,6 +1,6 @@
{
"name": "tabby-plugin-manager",
"version": "1.0.145",
"version": "1.0.147-nightly.0",
"description": "Tabby's plugin manager",
"keywords": [
"tabby-builtin-plugin"

0
tabby-serial/.gitignore vendored
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2
tabby-serial/package.json
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@ -1,6 +1,6 @@
{
"name": "tabby-serial",
"version": "1.0.145",
"version": "1.0.147-nightly.0",
"description": "Serial connections for Tabby",
"keywords": [
"tabby-builtin-plugin"

1
tabby-settings/.gitignore vendored
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@ -1 +0,0 @@
dist

2
tabby-settings/package.json
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@ -1,6 +1,6 @@
{
"name": "tabby-settings",
"version": "1.0.145",
"version": "1.0.147-nightly.0",
"description": "Tabby terminal settings page",
"keywords": [
"tabby-builtin-plugin"

0
tabby-ssh/.gitignore vendored
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2
tabby-ssh/package.json
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@ -1,6 +1,6 @@
{
"name": "tabby-ssh",
"version": "1.0.145",
"version": "1.0.147-nightly.0",
"description": "SSH connections for Tabby",
"keywords": [
"tabby-builtin-plugin"

2
tabby-telnet/package.json
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@ -1,6 +1,6 @@
{
"name": "tabby-telnet",
"version": "1.0.145",
"version": "1.0.147-nightly.0",
"description": "Telnet/socket connections for Tabby",
"keywords": [
"tabby-builtin-plugin"

1
tabby-terminal/.gitignore vendored
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@ -1 +0,0 @@
dist

2
tabby-terminal/package.json
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@ -1,6 +1,6 @@
{
"name": "tabby-terminal",
"version": "1.0.145",
"version": "1.0.147-nightly.0",
"description": "Tabby's terminal emulation core",
"keywords": [
"tabby-builtin-plugin"

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tabby-web-demo/data/v86_all.js Normal file
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@ -0,0 +1,838 @@
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"inline",g.style.height=Math.min(15,y-w)+"px",g.style.marginTop=Math.min(15,w)+"px")};this.update_cursor=function(w,y){if(w!==n||y!==r)t[w]=1,t[n]=1,n=w,r=y};this.text_update_row=function(w){var y=3*w*A,C;var D=k.childNodes[w];var F=document.createElement("div");for(var K=0;K<A;){var L=document.createElement("span");var N=z[y+1];var O=z[y+2];L.style.backgroundColor=c(N);L.style.color=c(O);for(C="";K<A&&z[y+1]===N&&z[y+2]===O;)if(C+=G[z[y]],K++,y+=3,w===n)if(K===r)break;else if(K===r+1){F.appendChild(g);
break}L.textContent=C;F.appendChild(L)}D.parentNode.replaceChild(F,D)};this.update_buffer=function(w){DEBUG_SCREEN_LAYERS?(f.putImageData(l,0,0),f.strokeStyle="#0F0",f.lineWidth=4,w.forEach(y=>{f.strokeRect(y.buffer_x,y.buffer_y,y.buffer_width,y.buffer_height)}),f.lineWidth=1):w.forEach(y=>{f.putImageData(l,y.screen_x-y.buffer_x,y.screen_y-y.buffer_y,y.buffer_x,y.buffer_y,y.buffer_width,y.buffer_height)})};this.init()};const VIRTIO_9P_F_MOUNT_TAG=0,VIRTIO_9P_MAX_TAGLEN=254;
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write:d=>{}}].concat(v86util.range(VIRTIO_9P_MAX_TAGLEN).map(d=>({bytes:1,name:"mount tag name "+d,read:()=>this.configspace_tagname[d]||0,write:e=>{}})))}});this.virtqueue=this.virtio.queues[0]}
Virtio9p.prototype.get_state=function(){var a=[];a[0]=this.configspace_tagname;a[1]=this.configspace_taglen;a[2]=this.virtio;a[3]=this.VERSION;a[4]=this.BLOCKSIZE;a[5]=this.msize;a[6]=this.replybuffer;a[7]=this.replybuffersize;a[8]=this.fids.map(function(b){return[b.inodeid,b.type,b.uid,b.dbg_name]});a[9]=this.fs;return a};
Virtio9p.prototype.set_state=function(a){this.configspace_tagname=a[0];this.configspace_taglen=a[1];this.virtio.set_state(a[2]);this.virtqueue=this.virtio.queues[0];this.VERSION=a[3];this.BLOCKSIZE=a[4];this.msize=a[5];this.replybuffer=a[6];this.replybuffersize=a[7];this.fids=a[8].map(function(b){return{inodeid:b[0],type:b[1],uid:b[2],dbg_name:b[3]}});this.fs.set_state(a[9])};Virtio9p.prototype.Createfid=function(a,b,c,d){return{inodeid:a,type:b,uid:c,dbg_name:d}};
Virtio9p.prototype.update_dbg_name=function(a,b){for(const c of this.fids)c.inodeid===a&&(c.dbg_name=b)};Virtio9p.prototype.Reset=function(){this.fids=[]};Virtio9p.prototype.BuildReply=function(a,b,c){dbg_assert(0<=c,"9P: Negative payload size");marshall.Marshall(["w","b","h"],[c+7,a+1,b],this.replybuffer,0);c+7>=this.replybuffer.length&&message.Debug("Error in 9p: payloadsize exceeds maximum length");this.replybuffersize=c+7};
Virtio9p.prototype.SendError=function(a,b,c){b=marshall.Marshall(["w"],[c],this.replybuffer,7);this.BuildReply(6,a,b)};Virtio9p.prototype.SendReply=function(a){dbg_assert(0<=this.replybuffersize,"9P: Negative replybuffersize");a.set_next_blob(this.replybuffer.subarray(0,this.replybuffersize));this.virtqueue.push_reply(a);this.virtqueue.flush_replies()};
Virtio9p.prototype.ReceiveRequest=async function(a){var b=new Uint8Array(a.length_readable);a.get_next_blob(b);var c={offset:0},d=marshall.Unmarshall(["w","b","h"],b,c),e=d[0],f=d[1],k=d[2];switch(f){case 8:e=this.fs.GetTotalSize();b=this.fs.GetSpace();d=[16914839];d[1]=this.BLOCKSIZE;d[2]=Math.floor(b/d[1]);d[3]=d[2]-Math.floor(e/d[1]);d[4]=d[2]-Math.floor(e/d[1]);d[5]=this.fs.CountUsedInodes();d[6]=this.fs.CountFreeInodes();d[7]=0;d[8]=256;e=marshall.Marshall("wwddddddw".split(""),d,this.replybuffer,
7);this.BuildReply(f,k,e);this.SendReply(a);break;case 112:case 12:d=marshall.Unmarshall(["w","w"],b,c);var g=d[0];c=d[1];message.Debug("[open] fid="+g+", mode="+c);b=this.fids[g].inodeid;var l=this.fs.GetInode(b);message.Debug("file open "+this.fids[g].dbg_name);d=this.fs.OpenInode(b,c);this.fs.AddEvent(this.fids[g].inodeid,function(){message.Debug("file opened "+this.fids[g].dbg_name+" tag:"+k);var v=[];v[0]=l.qid;v[1]=this.msize-24;marshall.Marshall(["Q","w"],v,this.replybuffer,7);this.BuildReply(f,
k,17);this.SendReply(a)}.bind(this));break;case 70:d=marshall.Unmarshall(["w","w","s"],b,c);b=d[0];g=d[1];e=d[2];message.Debug("[link] dfid="+b+", name="+e);d=this.fs.Link(this.fids[b].inodeid,this.fids[g].inodeid,e);if(0>d){e="";d===-EPERM?e="Operation not permitted":(e="Unknown error: "+-d,dbg_assert(!1,"[link]: Unexpected error code: "+-d));this.SendError(k,e,-d);this.SendReply(a);break}this.BuildReply(f,k,0);this.SendReply(a);break;case 16:d=marshall.Unmarshall(["w","s","s","w"],b,c);g=d[0];e=
d[1];b=d[2];d=d[3];message.Debug("[symlink] fid="+g+", name="+e+", symgt="+b+", gid="+d);b=this.fs.CreateSymlink(e,this.fids[g].inodeid,b);l=this.fs.GetInode(b);l.uid=this.fids[g].uid;l.gid=d;marshall.Marshall(["Q"],[l.qid],this.replybuffer,7);this.BuildReply(f,k,13);this.SendReply(a);break;case 18:d=marshall.Unmarshall("wswwww".split(""),b,c);g=d[0];e=d[1];c=d[2];b=d[3];var m=d[4];d=d[5];message.Debug("[mknod] fid="+g+", name="+e+", major="+b+", minor="+m);b=this.fs.CreateNode(e,this.fids[g].inodeid,
b,m);l=this.fs.GetInode(b);l.mode=c;l.uid=this.fids[g].uid;l.gid=d;marshall.Marshall(["Q"],[l.qid],this.replybuffer,7);this.BuildReply(f,k,13);this.SendReply(a);break;case 22:d=marshall.Unmarshall(["w"],b,c);g=d[0];l=this.fs.GetInode(this.fids[g].inodeid);message.Debug("[readlink] fid="+g+" name="+this.fids[g].dbg_name+" target="+l.symlink);e=marshall.Marshall(["s"],[l.symlink],this.replybuffer,7);this.BuildReply(f,k,e);this.SendReply(a);break;case 72:d=marshall.Unmarshall(["w","s","w","w"],b,c);
g=d[0];e=d[1];c=d[2];d=d[3];message.Debug("[mkdir] fid="+g+", name="+e+", mode="+c+", gid="+d);b=this.fs.CreateDirectory(e,this.fids[g].inodeid);l=this.fs.GetInode(b);l.mode=c|S_IFDIR;l.uid=this.fids[g].uid;l.gid=d;marshall.Marshall(["Q"],[l.qid],this.replybuffer,7);this.BuildReply(f,k,13);this.SendReply(a);break;case 14:d=marshall.Unmarshall(["w","s","w","w","w"],b,c);g=d[0];e=d[1];b=d[2];c=d[3];d=d[4];this.bus.send("9p-create",[e,this.fids[g].inodeid]);message.Debug("[create] fid="+g+", name="+
e+", flags="+b+", mode="+c+", gid="+d);b=this.fs.CreateFile(e,this.fids[g].inodeid);this.fids[g].inodeid=b;this.fids[g].type=FID_INODE;this.fids[g].dbg_name=e;l=this.fs.GetInode(b);l.uid=this.fids[g].uid;l.gid=d;l.mode=c;marshall.Marshall(["Q","w"],[l.qid,this.msize-24],this.replybuffer,7);this.BuildReply(f,k,17);this.SendReply(a);break;case 52:d=marshall.Unmarshall("wbwddws".split(""),b,c);g=d[0];b=d[2];e=0===d[4]?Infinity:d[4];e=this.fs.DescribeLock(d[1],d[3],e,d[5],d[6]);message.Debug("[lock] fid="+
g+", type="+P9_LOCK_TYPES[e.type]+", start="+e.start+", length="+e.length+", proc_id="+e.proc_id);d=this.fs.Lock(this.fids[g].inodeid,e,b);marshall.Marshall(["b"],[d],this.replybuffer,7);this.BuildReply(f,k,1);this.SendReply(a);break;case 54:d=marshall.Unmarshall("wbddws".split(""),b,c);g=d[0];e=0===d[3]?Infinity:d[3];e=this.fs.DescribeLock(d[1],d[2],e,d[4],d[5]);message.Debug("[getlock] fid="+g+", type="+P9_LOCK_TYPES[e.type]+", start="+e.start+", length="+e.length+", proc_id="+e.proc_id);d=this.fs.GetLock(this.fids[g].inodeid,
e);d||(d=e,d.type=P9_LOCK_TYPE_UNLCK);e=marshall.Marshall(["b","d","d","w","s"],[d.type,d.start,Infinity===d.length?0:d.length,d.proc_id,d.client_id],this.replybuffer,7);this.BuildReply(f,k,e);this.SendReply(a);break;case 24:d=marshall.Unmarshall(["w","d"],b,c);g=d[0];l=this.fs.GetInode(this.fids[g].inodeid);message.Debug("[getattr]: fid="+g+" name="+this.fids[g].dbg_name+" request mask="+d[1]);if(!l||l.status===STATUS_UNLINKED){message.Debug("getattr: unlinked");this.SendError(k,"No such file or directory",
ENOENT);this.SendReply(a);break}d[0]|=4096;d[0]=d[1];d[1]=l.qid;d[2]=l.mode;d[3]=l.uid;d[4]=l.gid;d[5]=l.nlinks;d[6]=l.major<<8|l.minor;d[7]=l.size;d[8]=this.BLOCKSIZE;d[9]=Math.floor(l.size/512+1);d[10]=l.atime;d[11]=0;d[12]=l.mtime;d[13]=0;d[14]=l.ctime;d[15]=0;d[16]=0;d[17]=0;d[18]=0;d[19]=0;marshall.Marshall("dQwwwddddddddddddddd".split(""),d,this.replybuffer,7);this.BuildReply(f,k,153);this.SendReply(a);break;case 26:d=marshall.Unmarshall("wwwwwddddd".split(""),b,c);g=d[0];l=this.fs.GetInode(this.fids[g].inodeid);
message.Debug("[setattr]: fid="+g+" request mask="+d[1]+" name="+this.fids[g].dbg_name);d[1]&P9_SETATTR_MODE&&(l.mode=d[2]);d[1]&P9_SETATTR_UID&&(l.uid=d[3]);d[1]&P9_SETATTR_GID&&(l.gid=d[4]);d[1]&P9_SETATTR_ATIME&&(l.atime=Math.floor((new Date).getTime()/1E3));d[1]&P9_SETATTR_MTIME&&(l.mtime=Math.floor((new Date).getTime()/1E3));d[1]&P9_SETATTR_CTIME&&(l.ctime=Math.floor((new Date).getTime()/1E3));d[1]&P9_SETATTR_ATIME_SET&&(l.atime=d[6]);d[1]&P9_SETATTR_MTIME_SET&&(l.mtime=d[8]);d[1]&P9_SETATTR_SIZE&&
await this.fs.ChangeSize(this.fids[g].inodeid,d[5]);this.BuildReply(f,k,0);this.SendReply(a);break;case 50:d=marshall.Unmarshall(["w","d"],b,c);g=d[0];this.BuildReply(f,k,0);this.SendReply(a);break;case 40:case 116:d=marshall.Unmarshall(["w","d","w"],b,c);g=d[0];e=d[1];m=d[2];l=this.fs.GetInode(this.fids[g].inodeid);40==f&&message.Debug("[treaddir]: fid="+g+" offset="+e+" count="+m);116==f&&message.Debug("[read]: fid="+g+" ("+this.fids[g].dbg_name+") offset="+e+" count="+m+" fidtype="+this.fids[g].type);
if(!l||l.status===STATUS_UNLINKED){message.Debug("read/treaddir: unlinked");this.SendError(k,"No such file or directory",ENOENT);this.SendReply(a);break}if(this.fids[g].type==FID_XATTR)for(l.caps.length<e+m&&(m=l.caps.length-e),d=0;d<m;d++)this.replybuffer[11+d]=l.caps[e+d];else this.fs.OpenInode(this.fids[g].inodeid,void 0),d=this.fids[g].inodeid,l.size<e+m?m=l.size-e:40==f&&(m=this.fs.RoundToDirentry(d,e+m)-e),e>l.size&&(m=0),this.bus.send("9p-read-start",[this.fids[g].dbg_name]),d=await this.fs.Read(d,
e,m),this.bus.send("9p-read-end",[this.fids[g].dbg_name,m]),d&&this.replybuffer.set(d,11);marshall.Marshall(["w"],[m],this.replybuffer,7);this.BuildReply(f,k,4+m);this.SendReply(a);break;case 118:d=marshall.Unmarshall(["w","d","w"],b,c);g=d[0];e=d[1];m=d[2];d=this.fids[g].dbg_name;message.Debug("[write]: fid="+g+" ("+d+") offset="+e+" count="+m+" fidtype="+this.fids[g].type);if(this.fids[g].type===FID_XATTR){this.SendError(k,"Setxattr not supported",EOPNOTSUPP);this.SendReply(a);break}else await this.fs.Write(this.fids[g].inodeid,
e,m,b.subarray(c.offset));this.bus.send("9p-write-end",[d,m]);marshall.Marshall(["w"],[m],this.replybuffer,7);this.BuildReply(f,k,4);this.SendReply(a);break;case 74:d=marshall.Unmarshall(["w","s","w","s"],b,c);c=d[0];m=d[1];e=d[2];b=d[3];message.Debug("[renameat]: oldname="+m+" newname="+b);d=await this.fs.Rename(this.fids[c].inodeid,m,this.fids[e].inodeid,b);if(0>d){e="";d===-ENOENT?e="No such file or directory":d===-EPERM?e="Operation not permitted":d===-ENOTEMPTY?e="Directory not empty":(e="Unknown error: "+
-d,dbg_assert(!1,"[renameat]: Unexpected error code: "+-d));this.SendError(k,e,-d);this.SendReply(a);break}TRACK_FILENAMES&&(d=this.fs.Search(this.fids[e].inodeid,b),this.update_dbg_name(d,b));this.BuildReply(f,k,0);this.SendReply(a);break;case 76:d=marshall.Unmarshall(["w","s","w"],b,c);c=d[0];e=d[1];b=d[2];message.Debug("[unlink]: dirfd="+c+" name="+e+" flags="+b);g=this.fs.Search(this.fids[c].inodeid,e);if(-1==g){this.SendError(k,"No such file or directory",ENOENT);this.SendReply(a);break}d=this.fs.Unlink(this.fids[c].inodeid,
e);if(0>d){e="";d===-ENOTEMPTY?e="Directory not empty":d===-EPERM?e="Operation not permitted":(e="Unknown error: "+-d,dbg_assert(!1,"[unlink]: Unexpected error code: "+-d));this.SendError(k,e,-d);this.SendReply(a);break}this.BuildReply(f,k,0);this.SendReply(a);break;case 100:d=marshall.Unmarshall(["w","s"],b,c);message.Debug("[version]: msize="+d[0]+" version="+d[1]);this.msize=d[0];e=marshall.Marshall(["w","s"],[this.msize,this.VERSION],this.replybuffer,7);this.BuildReply(f,k,e);this.SendReply(a);
break;case 104:d=marshall.Unmarshall(["w","w","s","s","w"],b,c);g=d[0];e=d[4];message.Debug("[attach]: fid="+g+" afid="+hex8(d[1])+" uname="+d[2]+" aname="+d[3]);this.fids[g]=this.Createfid(0,FID_INODE,e,"");l=this.fs.GetInode(this.fids[g].inodeid);marshall.Marshall(["Q"],[l.qid],this.replybuffer,7);this.BuildReply(f,k,13);this.SendReply(a);break;case 108:d=marshall.Unmarshall(["h"],b,c);message.Debug("[flush] "+k);this.BuildReply(f,k,0);this.SendReply(a);break;case 110:d=marshall.Unmarshall(["w",
"w","h"],b,c);g=d[0];m=d[1];var n=d[2];message.Debug("[walk]: fid="+d[0]+" nwfid="+d[1]+" nwname="+n);if(0==n){this.fids[m]=this.Createfid(this.fids[g].inodeid,FID_INODE,this.fids[g].uid,this.fids[g].dbg_name);marshall.Marshall(["h"],[0],this.replybuffer,7);this.BuildReply(f,k,2);this.SendReply(a);break}e=[];for(d=0;d<n;d++)e.push("s");c=marshall.Unmarshall(e,b,c);b=this.fids[g].inodeid;e=9;var r=0;message.Debug("walk in dir "+this.fids[g].dbg_name+" to: "+c.toString());for(d=0;d<n;d++){b=this.fs.Search(b,
c[d]);if(-1==b){message.Debug("Could not find: "+c[d]);break}e+=marshall.Marshall(["Q"],[this.fs.GetInode(b).qid],this.replybuffer,e);r++;this.fids[m]=this.Createfid(b,FID_INODE,this.fids[g].uid,c[d])}marshall.Marshall(["h"],[r],this.replybuffer,7);this.BuildReply(f,k,e-7);this.SendReply(a);break;case 120:d=marshall.Unmarshall(["w"],b,c);message.Debug("[clunk]: fid="+d[0]);this.fids[d[0]]&&0<=this.fids[d[0]].inodeid&&(await this.fs.CloseInode(this.fids[d[0]].inodeid),this.fids[d[0]].inodeid=-1,this.fids[d[0]].type=
FID_NONE);this.BuildReply(f,k,0);this.SendReply(a);break;case 32:d=marshall.Unmarshall(["w","s","d","w"],b,c);g=d[0];e=d[1];c=d[2];b=d[3];message.Debug("[txattrcreate]: fid="+g+" name="+e+" attr_size="+c+" flags="+b);this.fids[g].type=FID_XATTR;this.BuildReply(f,k,0);this.SendReply(a);break;case 30:d=marshall.Unmarshall(["w","w","s"],b,c);g=d[0];e=d[2];message.Debug("[xattrwalk]: fid="+d[0]+" newfid="+d[1]+" name="+d[2]);this.SendError(k,"Setxattr not supported",EOPNOTSUPP);this.SendReply(a);break;
default:message.Debug("Error in Virtio9p: Unknown id "+f+" received"),message.Abort()}};var DEBUG=!1,LOG_TO_FILE=!1,LOG_ALL_IO=!1,DUMP_GENERATED_WASM=!1,DUMP_UNCOMPILED_ASSEMBLY=!1,TRACK_FILENAMES=!1,LOG_LEVEL=LOG_ALL&~LOG_PS2&~LOG_PIT&~LOG_VIRTIO&~LOG_9P&~LOG_PIC&~LOG_DMA&~LOG_SERIAL&~LOG_NET&~LOG_FLOPPY&~LOG_DISK&~LOG_VGA,DEBUG_SCREEN_LAYERS=DEBUG&&!1,ENABLE_HPET=DEBUG&&!1,TIME_PER_FRAME=1,TSC_RATE=1E6,APIC_TIMER_FREQ=TSC_RATE,VMWARE_HYPERVISOR_PORT=!0;function IO(a){this.ports=[];this.cpu=a;for(var b=0;65536>b;b++)this.ports[b]=this.create_empty_entry();var c=a.memory_size[0];for(b=0;b<<MMAP_BLOCK_BITS<c;b++)a.memory_map_read8[b]=a.memory_map_write8[b]=void 0,a.memory_map_read32[b]=a.memory_map_write32[b]=void 0;this.mmap_register(c,4294967296-c,function(d){dbg_log("Read from unmapped memory space, addr="+h(d>>>0,8),LOG_IO);return 255},function(d,e){dbg_log("Write to unmapped memory space, addr="+h(d>>>0,8)+" value="+h(e,2),LOG_IO)},function(d){dbg_log("Read from unmapped memory space, addr="+
h(d>>>0,8),LOG_IO);return-1},function(d,e){dbg_log("Write to unmapped memory space, addr="+h(d>>>0,8)+" value="+h(e>>>0,8),LOG_IO)})}IO.prototype.create_empty_entry=function(){return{read8:this.empty_port_read8,read16:this.empty_port_read16,read32:this.empty_port_read32,write8:this.empty_port_write,write16:this.empty_port_write,write32:this.empty_port_write,device:void 0}};IO.prototype.empty_port_read8=function(){return 255};IO.prototype.empty_port_read16=function(){return 65535};
IO.prototype.empty_port_read32=function(){return-1};IO.prototype.empty_port_write=function(a){};
IO.prototype.register_read=function(a,b,c,d,e){dbg_assert("number"===typeof a);dbg_assert("object"===typeof b);dbg_assert(!c||"function"===typeof c);dbg_assert(!d||"function"===typeof d);dbg_assert(!e||"function"===typeof e);dbg_assert(c||d||e);if(DEBUG){var f=function(k){dbg_assert(!1,"Overlapped read"+k+" "+h(a,4)+" ("+b.name+")");return-1>>>32-k|0};c||(c=f.bind(this,8));d||(d=f.bind(this,16));e||(e=f.bind(this,32))}c&&(this.ports[a].read8=c);d&&(this.ports[a].read16=d);e&&(this.ports[a].read32=
e);this.ports[a].device=b};
IO.prototype.register_write=function(a,b,c,d,e){dbg_assert("number"===typeof a);dbg_assert("object"===typeof b);dbg_assert(!c||"function"===typeof c);dbg_assert(!d||"function"===typeof d);dbg_assert(!e||"function"===typeof e);dbg_assert(c||d||e);if(DEBUG){var f=function(k){dbg_assert(!1,"Overlapped write"+k+" "+h(a)+" ("+b.name+")")};c||(c=f.bind(this,8));d||(d=f.bind(this,16));e||(e=f.bind(this,32))}c&&(this.ports[a].write8=c);d&&(this.ports[a].write16=d);e&&(this.ports[a].write32=e);this.ports[a].device=
b};IO.prototype.register_read_consecutive=function(a,b,c,d,e,f){function k(){return c.call(this)|d.call(this)<<8}function g(){return e.call(this)|f.call(this)<<8}function l(){return c.call(this)|d.call(this)<<8|e.call(this)<<16|f.call(this)<<24}dbg_assert(4===arguments.length||6===arguments.length);e&&f?(this.register_read(a,b,c,k,l),this.register_read(a+1,b,d),this.register_read(a+2,b,e,g),this.register_read(a+3,b,f)):(this.register_read(a,b,c,k),this.register_read(a+1,b,d))};
IO.prototype.register_write_consecutive=function(a,b,c,d,e,f){function k(m){c.call(this,m&255);d.call(this,m>>8&255)}function g(m){e.call(this,m&255);f.call(this,m>>8&255)}function l(m){c.call(this,m&255);d.call(this,m>>8&255);e.call(this,m>>16&255);f.call(this,m>>>24)}dbg_assert(4===arguments.length||6===arguments.length);e&&f?(this.register_write(a,b,c,k,l),this.register_write(a+1,b,d),this.register_write(a+2,b,e,g),this.register_write(a+3,b,f)):(this.register_write(a,b,c,k),this.register_write(a+
1,b,d))};IO.prototype.mmap_read32_shim=function(a){var b=this.cpu.memory_map_read8[a>>>MMAP_BLOCK_BITS];return b(a)|b(a+1)<<8|b(a+2)<<16|b(a+3)<<24};IO.prototype.mmap_write32_shim=function(a,b){var c=this.cpu.memory_map_write8[a>>>MMAP_BLOCK_BITS];c(a,b&255);c(a+1,b>>8&255);c(a+2,b>>16&255);c(a+3,b>>>24)};
IO.prototype.mmap_register=function(a,b,c,d,e,f){dbg_log("mmap_register addr="+h(a>>>0,8)+" size="+h(b,8),LOG_IO);dbg_assert(0===(a&MMAP_BLOCK_SIZE-1));dbg_assert(b&&0===(b&MMAP_BLOCK_SIZE-1));e||(e=this.mmap_read32_shim.bind(this));f||(f=this.mmap_write32_shim.bind(this));for(a>>>=MMAP_BLOCK_BITS;0<b;a++)this.cpu.memory_map_read8[a]=c,this.cpu.memory_map_write8[a]=d,this.cpu.memory_map_read32[a]=e,this.cpu.memory_map_write32[a]=f,b-=MMAP_BLOCK_SIZE};
IO.prototype.port_write8=function(a,b){var c=this.ports[a];(c.write8===this.empty_port_write||LOG_ALL_IO)&&dbg_log("write8 port #"+h(a,4)+" <- "+h(b,2)+this.get_port_description(a),LOG_IO);return c.write8.call(c.device,b)};IO.prototype.port_write16=function(a,b){var c=this.ports[a];(c.write16===this.empty_port_write||LOG_ALL_IO)&&dbg_log("write16 port #"+h(a,4)+" <- "+h(b,4)+this.get_port_description(a),LOG_IO);return c.write16.call(c.device,b)};
IO.prototype.port_write32=function(a,b){var c=this.ports[a];(c.write32===this.empty_port_write||LOG_ALL_IO)&&dbg_log("write32 port #"+h(a,4)+" <- "+h(b>>>0,8)+this.get_port_description(a),LOG_IO);return c.write32.call(c.device,b)};IO.prototype.port_read8=function(a){var b=this.ports[a];(b.read8===this.empty_port_read8||LOG_ALL_IO)&&dbg_log("read8 port #"+h(a,4)+this.get_port_description(a),LOG_IO);b=b.read8.call(b.device);dbg_assert(256>b,"8 bit port returned large value: "+h(a));return b};
IO.prototype.port_read16=function(a){var b=this.ports[a];(b.read16===this.empty_port_read16||LOG_ALL_IO)&&dbg_log("read16 port #"+h(a,4)+this.get_port_description(a),LOG_IO);b=b.read16.call(b.device);dbg_assert(65536>b&&0<=b,"16 bit port returned large value: "+h(a));return b};
IO.prototype.port_read32=function(a){var b=this.ports[a];(b.read32===this.empty_port_read32||LOG_ALL_IO)&&dbg_log("read32 port #"+h(a,4)+this.get_port_description(a),LOG_IO);a=b.read32.call(b.device);dbg_assert((a|0)===a);return a};
var debug_port_list={4:"PORT_DMA_ADDR_2",5:"PORT_DMA_CNT_2",10:"PORT_DMA1_MASK_REG",11:"PORT_DMA1_MODE_REG",12:"PORT_DMA1_CLEAR_FF_REG",13:"PORT_DMA1_MASTER_CLEAR",32:"PORT_PIC1_CMD",33:"PORT_PIC1_DATA",64:"PORT_PIT_COUNTER0",65:"PORT_PIT_COUNTER1",66:"PORT_PIT_COUNTER2",67:"PORT_PIT_MODE",96:"PORT_PS2_DATA",97:"PORT_PS2_CTRLB",100:"PORT_PS2_STATUS",112:"PORT_CMOS_INDEX",113:"PORT_CMOS_DATA",128:"PORT_DIAG",129:"PORT_DMA_PAGE_2",146:"PORT_A20",160:"PORT_PIC2_CMD",161:"PORT_PIC2_DATA",178:"PORT_SMI_CMD",
179:"PORT_SMI_STATUS",212:"PORT_DMA2_MASK_REG",214:"PORT_DMA2_MODE_REG",218:"PORT_DMA2_MASTER_CLEAR",240:"PORT_MATH_CLEAR",368:"PORT_ATA2_CMD_BASE",496:"PORT_ATA1_CMD_BASE",632:"PORT_LPT2",744:"PORT_SERIAL4",760:"PORT_SERIAL2",884:"PORT_ATA2_CTRL_BASE",888:"PORT_LPT1",1E3:"PORT_SERIAL3",1008:"PORT_FD_BASE",1010:"PORT_FD_DOR",1012:"PORT_FD_STATUS",1013:"PORT_FD_DATA",1014:"PORT_HD_DATA",1015:"PORT_FD_DIR",1016:"PORT_SERIAL1",3320:"PORT_PCI_CMD",3321:"PORT_PCI_REBOOT",3324:"PORT_PCI_DATA",1026:"PORT_BIOS_DEBUG",
1296:"PORT_QEMU_CFG_CTL",1297:"PORT_QEMU_CFG_DATA",45056:"PORT_ACPI_PM_BASE",45312:"PORT_SMB_BASE",35072:"PORT_BIOS_APM"};IO.prototype.get_port_description=function(a){return debug_port_list[a]?" ("+debug_port_list[a]+")":""};function v86(a,b){this.stopped=this.running=!1;this.cpu=new CPU(a,b);this.bus=a;a.register("cpu-init",this.init,this);a.register("cpu-run",this.run,this);a.register("cpu-stop",this.stop,this);a.register("cpu-restart",this.restart,this);this.register_tick()}v86.prototype.run=function(){this.stopped=!1;this.running||(this.bus.send("emulator-started"),this.fast_next_tick())};
v86.prototype.do_tick=function(){if(this.stopped)this.stopped=this.running=!1,this.bus.send("emulator-stopped");else{this.running=!0;var a=this.cpu.main_run();0>=a?this.fast_next_tick():this.next_tick(a)}};v86.prototype.stop=function(){this.running&&(this.stopped=!0)};v86.prototype.destroy=function(){this.unregister_tick()};v86.prototype.restart=function(){this.cpu.reset();this.cpu.load_bios()};v86.prototype.init=function(a){this.cpu.init(a,this.bus);this.bus.send("emulator-ready")};
if("undefined"!==typeof setImmediate)var fast_next_tick=function(){setImmediate(()=>{this.do_tick()})},register_tick=function(){},unregister_tick=function(){};else if("undefined"!==typeof window&&"undefined"!==typeof postMessage){fast_next_tick=function(){window.postMessage(43605,"*")};let a;register_tick=function(){a=b=>{b.source===window&&43605===b.data&&this.do_tick()};window.addEventListener("message",a,!1)};unregister_tick=function(){window.removeEventListener("message",a);a=null}}else fast_next_tick=
function(){setTimeout(()=>{this.do_tick()},0)},register_tick=function(){},unregister_tick=function(){};v86.prototype.fast_next_tick=fast_next_tick;v86.prototype.register_tick=register_tick;v86.prototype.unregister_tick=unregister_tick;var next_tick="undefined"!==typeof document&&"boolean"===typeof document.hidden?function(a){4>a||document.hidden?this.fast_next_tick():setTimeout(()=>{this.do_tick()},a)}:function(a){setTimeout(()=>{this.do_tick()},a)};v86.prototype.next_tick=next_tick;
v86.prototype.save_state=function(){return this.cpu.save_state()};v86.prototype.restore_state=function(a){return this.cpu.restore_state(a)};if("object"===typeof performance&&performance.now)v86.microtick=performance.now.bind(performance);else if("function"===typeof require){const {performance:a}=require("perf_hooks");v86.microtick=a.now.bind(a)}else v86.microtick="object"===typeof process&&process.hrtime?function(){var a=process.hrtime();return 1E3*a[0]+a[1]/1E6}:Date.now;var goog=goog||{};goog.exportSymbol=function(){};goog.exportProperty=function(){};var v86util=v86util||{};v86util.pads=function(a,b){return(a||0===a?a+"":"").padEnd(b," ")};v86util.pad0=function(a,b){return(a||0===a?a+"":"").padStart(b,"0")};v86util.zeros=function(a){return Array(a).fill(0)};v86util.range=function(a){return Array.from(Array(a).keys())};
v86util.view=function(a,b,c,d){return new Proxy({},{get:function(e,f,k){e=new a(b.buffer,c,d);k=e[f];if("function"===typeof k)return k.bind(e);dbg_assert(/^\d+$/.test(f)||"buffer"===f||"length"===f||"BYTES_PER_ELEMENT"===f||"byteOffset"===f);return k},set:function(e,f,k,g){dbg_assert(/^\d+$/.test(f));(new a(b.buffer,c,d))[f]=k;return!0}})};function h(a,b){a=a?a.toString(16):"";return"0x"+v86util.pad0(a.toUpperCase(),b||1)}
if("undefined"!==typeof crypto&&crypto.getRandomValues){let a=new Int32Array(1);v86util.get_rand_int=function(){crypto.getRandomValues(a);return a[0]}}else if("undefined"!==typeof require){const a=require("crypto");v86util.get_rand_int=function(){return a.randomBytes(4).readInt32LE(0)}}else dbg_assert(!1,"Unsupported platform: No cryptographic random values");function SyncBuffer(a){dbg_assert(a instanceof ArrayBuffer);this.buffer=a;this.byteLength=a.byteLength;this.onprogress=this.onload=void 0}
SyncBuffer.prototype.load=function(){this.onload&&this.onload({buffer:this.buffer})};SyncBuffer.prototype.get=function(a,b,c){dbg_assert(a+b<=this.byteLength);c(new Uint8Array(this.buffer,a,b))};SyncBuffer.prototype.set=function(a,b,c){dbg_assert(a+b.byteLength<=this.byteLength);(new Uint8Array(this.buffer,a,b.byteLength)).set(b);c()};SyncBuffer.prototype.get_buffer=function(a){a(this.buffer)};
SyncBuffer.prototype.get_state=function(){const a=[];a[0]=this.byteLength;a[1]=new Uint8Array(this.buffer);return a};SyncBuffer.prototype.set_state=function(a){this.byteLength=a[0];this.buffer=a[1].slice().buffer};
(function(){if("function"===typeof Math.clz32)v86util.int_log2_byte=function(d){dbg_assert(0<d);dbg_assert(256>d);return 31-Math.clz32(d)},v86util.int_log2=function(d){dbg_assert(0<d);return 31-Math.clz32(d)};else{for(var a=new Int8Array(256),b=0,c=-2;256>b;b++)b&b-1||c++,a[b]=c;v86util.int_log2_byte=function(d){dbg_assert(0<d);dbg_assert(256>d);return a[d]};v86util.int_log2=function(d){d>>>=0;dbg_assert(0<d);var e=d>>>16;if(e){var f=e>>>8;return f?24+a[f]:16+a[e]}return(f=d>>>8)?8+a[f]:a[d]}}})();
function ByteQueue(a){var b=new Uint8Array(a),c,d;dbg_assert(0===(a&a-1));this.length=0;this.push=function(e){this.length!==a&&this.length++;b[d]=e;d=d+1&a-1};this.shift=function(){if(this.length){var e=b[c];c=c+1&a-1;this.length--;return e}return-1};this.peek=function(){return this.length?b[c]:-1};this.clear=function(){this.length=d=c=0};this.clear()}function FloatQueue(a){this.size=a;this.data=new Float32Array(a);this.length=this.end=this.start=0;dbg_assert(0===(a&a-1))}
FloatQueue.prototype.push=function(a){this.length===this.size?this.start=this.start+1&this.size-1:this.length++;this.data[this.end]=a;this.end=this.end+1&this.size-1};FloatQueue.prototype.shift=function(){if(this.length){var a=this.data[this.start];this.start=this.start+1&this.size-1;this.length--;return a}};
FloatQueue.prototype.shift_block=function(a){var b=new Float32Array(a);a>this.length&&(a=this.length);var c=this.start+a,d=this.data.subarray(this.start,c);b.set(d);c>=this.size&&(c-=this.size,b.set(this.data.subarray(0,c),d.length));this.start=c;this.length-=a;return b};FloatQueue.prototype.peek=function(){if(this.length)return this.data[this.start]};FloatQueue.prototype.clear=function(){this.length=this.end=this.start=0};function CircularQueue(a){this.data=[];this.index=0;this.size=a}
CircularQueue.prototype.add=function(a){this.data[this.index]=a;this.index=(this.index+1)%this.size};CircularQueue.prototype.toArray=function(){return[].slice.call(this.data,this.index).concat([].slice.call(this.data,0,this.index))};CircularQueue.prototype.clear=function(){this.data=[];this.index=0};CircularQueue.prototype.set=function(a){this.data=a;this.index=0};function dump_file(a,b){a instanceof Array||(a=[a]);a=new Blob(a);download(a,b)}
function download(a,b){var c=document.createElement("a");c.download=b;c.href=window.URL.createObjectURL(a);c.dataset.downloadurl=["application/octet-stream",c.download,c.href].join(":");document.createEvent?(a=document.createEvent("MouseEvent"),a.initMouseEvent("click",!0,!0,window,0,0,0,0,0,!1,!1,!1,!1,0,null),c.dispatchEvent(a)):c.click();window.URL.revokeObjectURL(c.href)}
v86util.Bitmap=function(a){"number"===typeof a?this.view=new Uint8Array(a+7>>3):a instanceof ArrayBuffer?this.view=new Uint8Array(a):console.assert(!1)};v86util.Bitmap.prototype.set=function(a,b){const c=a>>3;a=1<<(a&7);this.view[c]=b?this.view[c]|a:this.view[c]&~a};v86util.Bitmap.prototype.get=function(a){return this.view[a>>3]>>(a&7)&1};v86util.Bitmap.prototype.get_buffer=function(){return this.view.buffer};function hex_dump(a,b){var c=[];b=b||a.byteLength;for(var d,e,f=0;f<b>>4;f++){d=h(f<<4,5)+" ";for(var k=0;16>k;k++)e=a[(f<<4)+k],d+=h(e,2)+" ";d+=" ";for(k=0;16>k;k++)e=a[(f<<4)+k],d+=33>e||126<e?".":String.fromCharCode(e);c.push(d)}return"\n"+c.join("\n")}var CDROM_SECTOR_SIZE=2048,HD_SECTOR_SIZE=512;
function IDEDevice(a,b,c,d,e,f){this.master=new IDEInterface(this,a,b,d,e,0,f);this.slave=new IDEInterface(this,a,c,!1,e,1,f);this.current_interface=this.master;this.cpu=a;0===e?(this.ata_port=496,this.irq=14,this.pci_id=240):1===e?(this.ata_port=368,this.irq=15,this.pci_id=248):dbg_assert(!1,"IDE device with nr "+e+" ignored",LOG_DISK);this.ata_port_high=this.ata_port|516;this.master_port=46080;this.pci_space=[134,128,16,112,5,0,160,2,0,128,1,1,0,0,0,0,1,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,this.master_port&
255|1,this.master_port>>8,0,0,0,0,0,0,0,0,0,0,67,16,212,130,0,0,0,0,0,0,0,0,0,0,0,0,this.irq,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0];this.pci_bars=[{size:8},{size:4},void 0,void 0,{size:16}];this.name="ide"+e;this.device_control=2;a.io.register_read(this.ata_port|7,this,function(){dbg_log("lower irq",LOG_DISK);this.cpu.device_lower_irq(this.irq);
return this.read_status()});a.io.register_read(this.ata_port_high|2,this,this.read_status);a.io.register_write(this.ata_port_high|2,this,this.write_control);a.io.register_read(this.ata_port|0,this,function(){return this.current_interface.read_data(1)},function(){return this.current_interface.read_data(2)},function(){return this.current_interface.read_data(4)});a.io.register_read(this.ata_port|1,this,function(){dbg_log("Read error: "+h(this.current_interface.error&255)+" slave="+(this.current_interface===
this.slave),LOG_DISK);return this.current_interface.error&255});a.io.register_read(this.ata_port|2,this,function(){dbg_log("Read bytecount: "+h(this.current_interface.bytecount&255),LOG_DISK);return this.current_interface.bytecount&255});a.io.register_read(this.ata_port|3,this,function(){dbg_log("Read sector: "+h(this.current_interface.sector&255),LOG_DISK);return this.current_interface.sector&255});a.io.register_read(this.ata_port|4,this,function(){dbg_log("Read 1F4: "+h(this.current_interface.cylinder_low&
255),LOG_DISK);return this.current_interface.cylinder_low&255});a.io.register_read(this.ata_port|5,this,function(){dbg_log("Read 1F5: "+h(this.current_interface.cylinder_high&255),LOG_DISK);return this.current_interface.cylinder_high&255});a.io.register_read(this.ata_port|6,this,function(){dbg_log("Read 1F6",LOG_DISK);return this.current_interface.drive_head&255});a.io.register_write(this.ata_port|0,this,function(k){this.current_interface.write_data_port8(k)},function(k){this.current_interface.write_data_port16(k)},
function(k){this.current_interface.write_data_port32(k)});a.io.register_write(this.ata_port|1,this,function(k){dbg_log("1F1/lba_count: "+h(k),LOG_DISK);this.master.lba_count=(this.master.lba_count<<8|k)&65535;this.slave.lba_count=(this.slave.lba_count<<8|k)&65535});a.io.register_write(this.ata_port|2,this,function(k){dbg_log("1F2/bytecount: "+h(k),LOG_DISK);this.master.bytecount=(this.master.bytecount<<8|k)&65535;this.slave.bytecount=(this.slave.bytecount<<8|k)&65535});a.io.register_write(this.ata_port|
3,this,function(k){dbg_log("1F3/sector: "+h(k),LOG_DISK);this.master.sector=(this.master.sector<<8|k)&65535;this.slave.sector=(this.slave.sector<<8|k)&65535});a.io.register_write(this.ata_port|4,this,function(k){dbg_log("1F4/sector low: "+h(k),LOG_DISK);this.master.cylinder_low=(this.master.cylinder_low<<8|k)&65535;this.slave.cylinder_low=(this.slave.cylinder_low<<8|k)&65535});a.io.register_write(this.ata_port|5,this,function(k){dbg_log("1F5/sector high: "+h(k),LOG_DISK);this.master.cylinder_high=
(this.master.cylinder_high<<8|k)&65535;this.slave.cylinder_high=(this.slave.cylinder_high<<8|k)&65535});a.io.register_write(this.ata_port|6,this,function(k){var g=k&16;dbg_log("1F6/drive: "+h(k,2),LOG_DISK);g?(dbg_log("Slave",LOG_DISK),this.current_interface=this.slave):this.current_interface=this.master;this.master.drive_head=k;this.slave.drive_head=k;this.master.is_lba=this.slave.is_lba=k>>6&1;this.master.head=this.slave.head=k&15});this.dma_command=this.dma_status=this.prdt_addr=0;a.io.register_write(this.ata_port|
7,this,function(k){dbg_log("lower irq",LOG_DISK);this.cpu.device_lower_irq(this.irq);this.current_interface.ata_command(k)});a.io.register_read(this.master_port|4,this,void 0,void 0,this.dma_read_addr);a.io.register_write(this.master_port|4,this,void 0,void 0,this.dma_set_addr);a.io.register_read(this.master_port,this,this.dma_read_command8,void 0,this.dma_read_command);a.io.register_write(this.master_port,this,this.dma_write_command8,void 0,this.dma_write_command);a.io.register_read(this.master_port|
2,this,this.dma_read_status);a.io.register_write(this.master_port|2,this,this.dma_write_status);a.io.register_read(this.master_port|8,this,function(){dbg_log("DMA read 0x8",LOG_DISK);return 0});a.io.register_read(this.master_port|10,this,function(){dbg_log("DMA read 0xA",LOG_DISK);return 0});a.devices.pci.register_device(this);DEBUG&&Object.seal(this)}
IDEDevice.prototype.read_status=function(){if(this.current_interface.buffer){var a=this.current_interface.status;dbg_log("ATA read status: "+h(a,2),LOG_DISK);return a}return 0};IDEDevice.prototype.write_control=function(a){dbg_log("set device control: "+h(a,2)+" interrupts "+(a&2?"disabled":"enabled"),LOG_DISK);a&4&&(dbg_log("Reset via control port",LOG_DISK),this.cpu.device_lower_irq(this.irq),this.master.device_reset(),this.slave.device_reset());this.device_control=a};
IDEDevice.prototype.dma_read_addr=function(){dbg_log("dma get address: "+h(this.prdt_addr,8),LOG_DISK);return this.prdt_addr};IDEDevice.prototype.dma_set_addr=function(a){dbg_log("dma set address: "+h(a,8),LOG_DISK);this.prdt_addr=a};IDEDevice.prototype.dma_read_status=function(){dbg_log("DMA read status: "+h(this.dma_status),LOG_DISK);return this.dma_status};IDEDevice.prototype.dma_write_status=function(a){dbg_log("DMA set status: "+h(a),LOG_DISK);this.dma_status&=~(a&6)};
IDEDevice.prototype.dma_read_command=function(){return this.dma_read_command8()|this.dma_read_status()<<16};IDEDevice.prototype.dma_read_command8=function(){dbg_log("DMA read command: "+h(this.dma_command),LOG_DISK);return this.dma_command};IDEDevice.prototype.dma_write_command=function(a){dbg_log("DMA write command: "+h(a),LOG_DISK);this.dma_write_command8(a&255);this.dma_write_status(a>>16&255)};
IDEDevice.prototype.dma_write_command8=function(a){dbg_log("DMA write command8: "+h(a),LOG_DISK);let b=this.dma_command;this.dma_command=a&9;if((b&1)!==(a&1))if(0===(a&1))this.dma_status&=-2;else switch(this.dma_status|=1,this.current_interface.current_command){case 37:case 200:this.current_interface.do_ata_read_sectors_dma();break;case 202:case 53:this.current_interface.do_ata_write_sectors_dma();break;case 160:this.current_interface.do_atapi_dma();break;default:dbg_log("Spurious dma command write, current command: "+
h(this.current_interface.current_command),LOG_DISK),dbg_assert(!1)}};IDEDevice.prototype.push_irq=function(){0===(this.device_control&2)&&(dbg_log("push irq",LOG_DISK),this.dma_status|=4,this.cpu.device_raise_irq(this.irq))};
IDEDevice.prototype.get_state=function(){var a=[];a[0]=this.master;a[1]=this.slave;a[2]=this.ata_port;a[3]=this.irq;a[4]=this.pci_id;a[5]=this.ata_port_high;a[6]=this.master_port;a[7]=this.name;a[8]=this.device_control;a[9]=this.prdt_addr;a[10]=this.dma_status;a[11]=this.current_interface===this.master;a[12]=this.dma_command;return a};
IDEDevice.prototype.set_state=function(a){this.master.set_state(a[0]);this.slave.set_state(a[1]);this.ata_port=a[2];this.irq=a[3];this.pci_id=a[4];this.ata_port_high=a[5];this.master_port=a[6];this.name=a[7];this.device_control=a[8];this.prdt_addr=a[9];this.dma_status=a[10];this.current_interface=a[11]?this.master:this.slave;this.dma_command=a[12]};
function IDEInterface(a,b,c,d,e,f,k){this.device=a;this.bus=k;this.nr=e;this.cpu=b;this.buffer=c;this.sector_size=d?CDROM_SECTOR_SIZE:HD_SECTOR_SIZE;this.is_atapi=d;this.cylinder_count=this.sectors_per_track=this.head_count=this.sector_count=0;this.buffer&&(this.sector_count=this.buffer.byteLength/this.sector_size,this.sector_count!==(this.sector_count|0)&&(dbg_log("Warning: Disk size not aligned with sector size",LOG_DISK),this.sector_count=Math.ceil(this.sector_count)),d?(this.head_count=1,this.sectors_per_track=
0):(this.head_count=16,this.sectors_per_track=63),this.cylinder_count=this.sector_count/this.head_count/this.sectors_per_track,this.cylinder_count!==(this.cylinder_count|0)&&(dbg_log("Warning: Rounding up cylinder count. Choose different head number",LOG_DISK),this.cylinder_count=Math.floor(this.cylinder_count)),a=b.devices.rtc,a.cmos_write(CMOS_BIOS_DISKTRANSFLAG,a.cmos_read(CMOS_BIOS_DISKTRANSFLAG)|1<<4*this.nr),a.cmos_write(CMOS_DISK_DATA,a.cmos_read(CMOS_DISK_DATA)&15|240),b=CMOS_DISK_DRIVE1_CYL,
a.cmos_write(b+0,this.cylinder_count&255),a.cmos_write(b+1,this.cylinder_count>>8&255),a.cmos_write(b+2,this.head_count&255),a.cmos_write(b+3,255),a.cmos_write(b+4,255),a.cmos_write(b+5,200),a.cmos_write(b+6,this.cylinder_count&255),a.cmos_write(b+7,this.cylinder_count>>8&255),a.cmos_write(b+8,this.sectors_per_track&255));this.stats={sectors_read:0,sectors_written:0,bytes_read:0,bytes_written:0,loading:!1};this.buffer=c;this.drive_head=this.head=this.cylinder_high=this.cylinder_low=this.lba_count=
this.sector=this.bytecount=this.is_lba=0;this.status=80;this.sectors_per_drq=128;this.data_pointer=this.error=0;this.data=new Uint8Array(65536);this.data16=new Uint16Array(this.data.buffer);this.data32=new Int32Array(this.data.buffer);this.data_end=this.data_length=0;this.current_atapi_command=this.current_command=-1;this.last_io_id=this.write_dest=0;this.in_progress_io_ids=new Set;this.cancelled_io_ids=new Set;Object.seal(this)}
IDEInterface.prototype.device_reset=function(){this.is_atapi?(this.status=0,this.sector=this.error=this.bytecount=1,this.cylinder_low=20,this.cylinder_high=235):(this.status=81,this.sector=this.error=this.bytecount=1,this.cylinder_high=this.cylinder_low=0);this.cancel_io_operations()};IDEInterface.prototype.push_irq=function(){this.device.push_irq()};
IDEInterface.prototype.ata_command=function(a){dbg_log("ATA Command: "+h(a)+" slave="+(this.drive_head>>4&1),LOG_DISK);if(this.buffer)switch(this.current_command=a,this.error=0,a){case 8:dbg_log("ATA device reset",LOG_DISK);this.data_length=this.data_end=this.data_pointer=0;this.device_reset();this.push_irq();break;case 16:this.status=80;this.cylinder_low=0;this.push_irq();break;case 248:this.status=80;a=this.sector_count-1;this.sector=a&255;this.cylinder_low=a>>8&255;this.cylinder_high=a>>16&255;
this.drive_head=this.drive_head&240|a>>24&15;this.push_irq();break;case 39:this.status=80;a=this.sector_count-1;this.sector=a&255;this.cylinder_low=a>>8&255;this.cylinder_high=a>>16&255;this.sector|=a>>24<<8&65280;this.push_irq();break;case 32:case 36:case 41:case 196:this.ata_read_sectors(a);break;case 48:case 52:case 57:case 197:this.ata_write_sectors(a);break;case 144:this.push_irq();this.error=257;this.status=80;break;case 145:this.status=80;this.push_irq();break;case 160:this.is_atapi&&(this.status=
88,this.data_allocate(12),this.data_end=12,this.bytecount=1,this.push_irq());break;case 161:dbg_log("ATA identify packet device",LOG_DISK);this.is_atapi?(this.create_identify_packet(),this.status=88,this.cylinder_low=20,this.cylinder_high=235):this.status=65;this.push_irq();break;case 198:dbg_log("Logical sectors per DRQ Block: "+h(this.bytecount&255),LOG_DISK);this.sectors_per_drq=this.bytecount&255;this.status=80;this.push_irq();break;case 37:case 200:this.ata_read_sectors_dma(a);break;case 53:case 202:this.ata_write_sectors_dma(a);
break;case 64:dbg_log("read verify sectors",LOG_DISK);this.status=80;this.push_irq();break;case 218:dbg_log("Unimplemented: get media status",LOG_DISK);this.status=65;this.error=4;this.push_irq();break;case 224:dbg_log("ATA standby immediate",LOG_DISK);this.status=80;this.push_irq();break;case 225:dbg_log("ATA idle immediate",LOG_DISK);this.status=80;this.push_irq();break;case 231:dbg_log("ATA flush cache",LOG_DISK);this.status=80;this.push_irq();break;case 236:dbg_log("ATA identify device",LOG_DISK);
if(this.is_atapi){this.status=65;this.error=4;this.push_irq();break}this.create_identify_packet();this.status=88;this.push_irq();break;case 234:dbg_log("flush cache ext",LOG_DISK);this.status=80;this.push_irq();break;case 239:dbg_log("set features: "+h(this.bytecount&255),LOG_DISK);this.status=80;this.push_irq();break;case 222:this.status=80;this.push_irq();break;case 245:dbg_log("security freeze lock",LOG_DISK);this.status=80;this.push_irq();break;case 249:dbg_log("Unimplemented: set max address",
LOG_DISK);this.status=65;this.error=4;break;default:dbg_assert(!1,"New ATA cmd on 1F7: "+h(a),LOG_DISK),this.status=65,this.error=4}else dbg_log("abort: No buffer",LOG_DISK),this.error=4,this.status=65,this.push_irq()};
IDEInterface.prototype.atapi_handle=function(){dbg_log("ATAPI Command: "+h(this.data[0])+" slave="+(this.drive_head>>4&1),LOG_DISK);this.data_pointer=0;this.current_atapi_command=this.data[0];switch(this.current_atapi_command){case 0:dbg_log("test unit ready",LOG_DISK);this.data_allocate(0);this.data_end=this.data_length;this.status=80;break;case 3:this.data_allocate(this.data[4]);this.data_end=this.data_length;this.status=88;this.data[0]=240;this.data[2]=5;this.data[7]=8;break;case 18:var a=this.data[4];
this.status=88;dbg_log("inquiry: "+h(this.data[1],2)+" length="+a,LOG_DISK);this.data.set([5,128,1,49,31,0,0,0,83,79,78,89,32,32,32,32,67,68,45,82,79,77,32,67,68,85,45,49,48,48,48,32,49,46,49,97]);this.data_end=this.data_length=Math.min(36,a);break;case 26:this.data_allocate(this.data[4]);this.data_end=this.data_length;this.status=88;break;case 30:this.data_allocate(0);this.data_end=this.data_length;this.status=80;break;case 37:a=this.sector_count-1;this.data_set(new Uint8Array([a>>24&255,a>>16&255,
a>>8&255,a&255,0,0,this.sector_size>>8&255,this.sector_size&255]));this.data_end=this.data_length;this.status=88;break;case 40:this.lba_count&1?this.atapi_read_dma(this.data):this.atapi_read(this.data);break;case 66:a=this.data[8];this.data_allocate(Math.min(8,a));this.data_end=this.data_length;dbg_log("read q subcode: length="+a,LOG_DISK);this.status=88;break;case 67:a=this.data[8]|this.data[7]<<8;var b=this.data[9]>>6;this.data_allocate(a);this.data_end=this.data_length;dbg_log("read toc: "+h(b,
2)+" length="+a+" "+(this.data[1]&2)+" "+h(this.data[6]),LOG_DISK);0===b?(a=this.sector_count,this.data.set(new Uint8Array([0,18,1,1,0,20,1,0,0,0,0,0,0,22,170,0,a>>24,a>>16&255,a>>8&255,a&255]))):1===b?this.data.set(new Uint8Array([0,10,1,1,0,0,0,0,0,0,0,0])):dbg_assert(!1,"Unimplemented format: "+b);this.status=88;break;case 70:a=this.data[8]|this.data[7]<<8;a=Math.min(a,32);this.data_allocate(a);this.data_end=this.data_length;this.data[0]=a-4>>24&255;this.data[1]=a-4>>16&255;this.data[2]=a-4>>8&
255;this.data[3]=a-4&255;this.data[6]=8;this.data[10]=3;this.status=88;break;case 81:this.data_allocate(0);this.data_end=this.data_length;this.status=80;break;case 82:dbg_log("Unimplemented ATAPI command: "+h(this.data[0]),LOG_DISK);this.status=81;this.data_length=0;this.error=80;break;case 90:a=this.data[8]|this.data[7]<<8;b=this.data[2];dbg_log("mode sense: "+h(b)+" length="+a,LOG_DISK);42===b&&this.data_allocate(Math.min(30,a));this.data_end=this.data_length;this.status=88;break;case 189:this.data_allocate(this.data[9]|
this.data[8]<<8);this.data_end=this.data_length;this.data[5]=1;this.status=88;break;case 74:this.status=81;this.data_length=0;this.error=80;dbg_log("Unimplemented ATAPI command: "+h(this.data[0]),LOG_DISK);break;default:this.status=81,this.data_length=0,this.error=80,dbg_log("Unimplemented ATAPI command: "+h(this.data[0]),LOG_DISK),dbg_assert(!1)}this.bytecount=this.bytecount&-8|2;0===(this.status&128)&&this.push_irq();0===(this.status&128)&&0===this.data_length&&(this.bytecount|=1,this.status&=-9)};
IDEInterface.prototype.do_write=function(){this.status=80;dbg_assert(this.data_length<=this.data.length);var a=this.data.subarray(0,this.data_length);dbg_assert(0===this.data_length%512);this.ata_advance(this.current_command,this.data_length/512);this.push_irq();this.buffer.set(this.write_dest,a,function(){});this.report_write(this.data_length)};
IDEInterface.prototype.atapi_read=function(a){var b=a[2]<<24|a[3]<<16|a[4]<<8|a[5],c=a[7]<<8|a[8];a=a[1];var d=c*this.sector_size,e=b*this.sector_size;dbg_log("CD read lba="+h(b)+" lbacount="+h(c)+" bytecount="+h(d)+" flags="+h(a),LOG_DISK);this.data_length=0;var f=this.cylinder_high<<8&65280|this.cylinder_low&255;dbg_log(h(this.cylinder_high,2)+" "+h(this.cylinder_low,2),LOG_DISK);this.cylinder_low=this.cylinder_high=0;65535===f&&f--;f>d&&(f=d);e>=this.buffer.byteLength?(dbg_assert(!1,"CD read: Outside of disk end="+
h(e+d)+" size="+h(this.buffer.byteLength),LOG_DISK),this.status=255,this.push_irq()):0===d?(this.status=80,this.data_pointer=0):(d=Math.min(d,this.buffer.byteLength-e),this.status=208,this.report_read_start(),this.read_buffer(e,d,k=>{dbg_log("cd read: data arrived",LOG_DISK);this.data_set(k);this.status=88;this.bytecount=this.bytecount&-8|2;this.push_irq();this.data_end=f&=-4;this.data_end>this.data_length&&(this.data_end=this.data_length);this.cylinder_low=this.data_end&255;this.cylinder_high=this.data_end>>
8&255;this.report_read_end(d)}))};
IDEInterface.prototype.atapi_read_dma=function(a){var b=a[2]<<24|a[3]<<16|a[4]<<8|a[5],c=a[7]<<8|a[8];a=a[1];var d=c*this.sector_size,e=b*this.sector_size;dbg_log("CD read DMA lba="+h(b)+" lbacount="+h(c)+" bytecount="+h(d)+" flags="+h(a),LOG_DISK);e>=this.buffer.byteLength?(dbg_assert(!1,"CD read: Outside of disk end="+h(e+d)+" size="+h(this.buffer.byteLength),LOG_DISK),this.status=255,this.push_irq()):(this.status=208,this.report_read_start(),this.read_buffer(e,d,f=>{dbg_log("atapi_read_dma: Data arrived");
this.report_read_end(d);this.status=88;this.bytecount=this.bytecount&-8|2;this.data_set(f);this.do_atapi_dma()}))};
IDEInterface.prototype.do_atapi_dma=function(){if(0===(this.device.dma_status&1))dbg_log("do_atapi_dma: Status not set",LOG_DISK);else if(0===(this.status&8))dbg_log("do_atapi_dma: DRQ not set",LOG_DISK);else{dbg_log("atapi dma transfer len="+this.data_length,LOG_DISK);var a=this.device.prdt_addr,b=0,c=this.data;do{var d=this.cpu.read32s(a),e=this.cpu.read16(a+4),f=this.cpu.read8(a+7)&128;e||(e=65536);dbg_log("dma read dest="+h(d)+" count="+h(e)+" datalen="+h(this.data_length),LOG_DISK);this.cpu.write_blob(c.subarray(b,
Math.min(b+e,this.data_length)),d);b+=e;a+=8;if(b>=this.data_length&&!f){dbg_log("leave early end="+ +f+" offset="+h(b)+" data_length="+h(this.data_length)+" cmd="+h(this.current_command),LOG_DISK);break}}while(!f);dbg_log("end offset="+b,LOG_DISK);this.status=80;this.device.dma_status&=-2;this.bytecount=this.bytecount&-8|3;this.push_irq()}};
IDEInterface.prototype.read_data=function(a){if(this.data_pointer<this.data_end){dbg_assert(this.data_pointer+a-1<this.data_end);dbg_assert(0===this.data_pointer%a,h(this.data_pointer)+" "+a);var b=1===a?this.data[this.data_pointer]:2===a?this.data16[this.data_pointer>>>1]:this.data32[this.data_pointer>>>2];this.data_pointer+=a;0===(this.data_pointer&(0===(this.data_end&4095)?4095:255))&&dbg_log("Read 1F0: "+h(this.data[this.data_pointer],2)+" cur="+h(this.data_pointer)+" cnt="+h(this.data_length),
LOG_DISK);this.data_pointer>=this.data_end&&this.read_end();return b}dbg_log("Read 1F0: empty",LOG_DISK);this.data_pointer+=a;return 0};
IDEInterface.prototype.read_end=function(){dbg_log("read_end cmd="+h(this.current_command)+" data_pointer="+h(this.data_pointer)+" end="+h(this.data_end)+" length="+h(this.data_length),LOG_DISK);if(160===this.current_command)if(this.data_end===this.data_length)this.status=80,this.bytecount=this.bytecount&-8|3,this.push_irq();else{this.status=88;this.bytecount=this.bytecount&-8|2;this.push_irq();var a=this.cylinder_high<<8&65280|this.cylinder_low&255;this.data_end+a>this.data_length?(this.cylinder_low=
this.data_length-this.data_end&255,this.cylinder_high=this.data_length-this.data_end>>8&255,this.data_end=this.data_length):this.data_end+=a;dbg_log("data_end="+h(this.data_end),LOG_DISK)}else this.error=0,this.data_pointer>=this.data_length?this.status=80:(196===this.current_command||41===this.current_command?(a=Math.min(this.sectors_per_drq,(this.data_length-this.data_end)/512),dbg_assert(0===a%1)):(dbg_assert(32===this.current_command||36===this.current_command),a=1),this.ata_advance(this.current_command,
a),this.data_end+=512*a,this.status=88),this.push_irq()};
IDEInterface.prototype.write_data_port=function(a,b){dbg_assert(0===this.data_pointer%b);this.data_pointer>=this.data_end?dbg_log("Redundant write to data port: "+h(a)+" count="+h(this.data_end)+" cur="+h(this.data_pointer),LOG_DISK):((0===(this.data_pointer+b&(0===(this.data_end&4095)?4095:255))||20>this.data_end)&&dbg_log("Data port: "+h(a>>>0)+" count="+h(this.data_end)+" cur="+h(this.data_pointer),LOG_DISK),1===b?this.data[this.data_pointer++]=a:2===b?(this.data16[this.data_pointer>>>1]=a,this.data_pointer+=
2):(this.data32[this.data_pointer>>>2]=a,this.data_pointer+=4),dbg_assert(this.data_pointer<=this.data_end),this.data_pointer===this.data_end&&this.write_end())};IDEInterface.prototype.write_data_port8=function(a){this.write_data_port(a,1)};IDEInterface.prototype.write_data_port16=function(a){this.write_data_port(a,2)};IDEInterface.prototype.write_data_port32=function(a){this.write_data_port(a,4)};
IDEInterface.prototype.write_end=function(){160===this.current_command?this.atapi_handle():(dbg_log("write_end data_pointer="+h(this.data_pointer)+" data_length="+h(this.data_length),LOG_DISK),this.data_pointer>=this.data_length?this.do_write():(dbg_assert(48===this.current_command||52===this.current_command||197===this.current_command,"Unexpected command: "+h(this.current_command)),this.status=88,this.data_end+=512,this.push_irq()))};
IDEInterface.prototype.ata_advance=function(a,b){dbg_log("Advance sectors="+b+" old_bytecount="+this.bytecount,LOG_DISK);this.bytecount-=b;36===a||41===a||52===a||57===a||37===a||53===a?(a=b+this.get_lba48(),this.sector=a&255|a>>16&65280,this.cylinder_low=a>>8&255,this.cylinder_high=a>>16&255):this.is_lba?(a=b+this.get_lba28(),this.sector=a&255,this.cylinder_low=a>>8&255,this.cylinder_high=a>>16&255,this.head=this.head&-16|a&15):(a=b+this.get_chs(),b=a/(this.head_count*this.sectors_per_track)|0,this.cylinder_low=
b&255,this.cylinder_high=b>>8&255,this.head=(a/this.sectors_per_track|0)%this.head_count&15,this.sector=a%this.sectors_per_track+1&255,dbg_assert(a===this.get_chs()))};
IDEInterface.prototype.ata_read_sectors=function(a){var b=36===a||41===a,c=this.get_count(b);b=this.get_lba(b);var d=32===a||36===a,e=c*this.sector_size,f=b*this.sector_size;dbg_log("ATA read cmd="+h(a)+" mode="+(this.is_lba?"lba":"chs")+" lba="+h(b)+" lbacount="+h(c)+" bytecount="+h(e),LOG_DISK);f+e>this.buffer.byteLength?(dbg_assert(!1,"ATA read: Outside of disk",LOG_DISK),this.status=255,this.push_irq()):(this.status=192,this.report_read_start(),this.read_buffer(f,e,k=>{dbg_log("ata_read: Data arrived",
LOG_DISK);this.data_set(k);this.status=88;this.data_end=d?512:Math.min(e,512*this.sectors_per_drq);this.ata_advance(a,d?1:Math.min(c,this.sectors_per_track));this.push_irq();this.report_read_end(e)}))};
IDEInterface.prototype.ata_read_sectors_dma=function(a){var b=37===a;a=this.get_count(b);b=this.get_lba(b);var c=a*this.sector_size,d=b*this.sector_size;dbg_log("ATA DMA read lba="+h(b)+" lbacount="+h(a)+" bytecount="+h(c),LOG_DISK);d+c>this.buffer.byteLength?(dbg_assert(!1,"ATA read: Outside of disk",LOG_DISK),this.status=255,this.push_irq()):(this.status=88,this.device.dma_status|=1)};
IDEInterface.prototype.do_ata_read_sectors_dma=function(){var a=37===this.current_command,b=this.get_count(a);a=this.get_lba(a);var c=b*this.sector_size,d=a*this.sector_size;dbg_assert(a<this.buffer.byteLength);this.report_read_start();var e=this.device.prdt_addr;this.read_buffer(d,c,f=>{dbg_log("do_ata_read_sectors_dma: Data arrived",LOG_DISK);var k=this.device.prdt_addr,g=0;dbg_assert(e===k);do{var l=this.cpu.read32s(k),m=this.cpu.read16(k+4),n=this.cpu.read8(k+7)&128;m||(m=65536,dbg_log("dma: prd count was 0",
LOG_DISK));dbg_log("dma read transfer dest="+h(l)+" prd_count="+h(m),LOG_DISK);this.cpu.write_blob(f.subarray(g,g+m),l);g+=m;k+=8}while(!n);dbg_assert(g===c);this.ata_advance(this.current_command,b);this.status=80;this.device.dma_status&=-2;this.current_command=-1;this.push_irq();this.report_read_end(c)})};
IDEInterface.prototype.ata_write_sectors=function(a){var b=52===a||57===a,c=this.get_count(b);b=this.get_lba(b);a=48===a||52===a;var d=c*this.sector_size,e=b*this.sector_size;dbg_log("ATA write lba="+h(b)+" mode="+(this.is_lba?"lba":"chs")+" lbacount="+h(c)+" bytecount="+h(d),LOG_DISK);e+d>this.buffer.byteLength?(dbg_assert(!1,"ATA write: Outside of disk",LOG_DISK),this.status=255,this.push_irq()):(this.status=88,this.data_allocate_noclear(d),this.data_end=a?512:Math.min(d,512*this.sectors_per_drq),
this.write_dest=e)};IDEInterface.prototype.ata_write_sectors_dma=function(a){var b=53===a;a=this.get_count(b);b=this.get_lba(b);var c=a*this.sector_size,d=b*this.sector_size;dbg_log("ATA DMA write lba="+h(b)+" lbacount="+h(a)+" bytecount="+h(c),LOG_DISK);d+c>this.buffer.byteLength?(dbg_assert(!1,"ATA DMA write: Outside of disk",LOG_DISK),this.status=255,this.push_irq()):(this.status=88,this.device.dma_status|=1)};
IDEInterface.prototype.do_ata_write_sectors_dma=function(){var a=53===this.current_command,b=this.get_count(a),c=this.get_lba(a);a=b*this.sector_size;c*=this.sector_size;var d=this.device.prdt_addr,e=0;dbg_log("prdt addr: "+h(d,8),LOG_DISK);const f=new Uint8Array(a);do{var k=this.cpu.read32s(d),g=this.cpu.read16(d+4),l=this.cpu.read8(d+7)&128;g||(g=65536,dbg_log("dma: prd count was 0",LOG_DISK));dbg_log("dma write transfer dest="+h(k)+" prd_count="+h(g),LOG_DISK);k=this.cpu.mem8.subarray(k,k+g);dbg_assert(k.length===
g);f.set(k,e);e+=g;d+=8}while(!l);dbg_assert(e===f.length);this.buffer.set(c,f,()=>{dbg_log("dma write completed",LOG_DISK);this.ata_advance(this.current_command,b);this.status=80;this.push_irq();this.device.dma_status&=-2;this.current_command=-1});this.report_write(a)};
IDEInterface.prototype.get_chs=function(){var a=this.cylinder_low&255|this.cylinder_high<<8&65280,b=this.head,c=this.sector&255;dbg_log("get_chs: c="+a+" h="+b+" s="+c,LOG_DISK);return(a*this.head_count+b)*this.sectors_per_track+c-1};IDEInterface.prototype.get_lba28=function(){return this.sector&255|this.cylinder_low<<8&65280|this.cylinder_high<<16&16711680|(this.head&15)<<24};
IDEInterface.prototype.get_lba48=function(){return(this.sector&255|this.cylinder_low<<8&65280|this.cylinder_high<<16&16711680|this.sector>>8<<24&4278190080)>>>0};IDEInterface.prototype.get_lba=function(a){return a?this.get_lba48():this.is_lba?this.get_lba28():this.get_chs()};IDEInterface.prototype.get_count=function(a){a?(a=this.bytecount,0===a&&(a=65536)):(a=this.bytecount&255,0===a&&(a=256));return a};
IDEInterface.prototype.create_identify_packet=function(){if(this.drive_head&16)this.data_allocate(0);else{for(var a=0;512>a;a++)this.data[a]=0;a=Math.min(16383,this.cylinder_count);this.data_set([64,this.is_atapi?133:0,a,a>>8,0,0,this.head_count,this.head_count>>8,this.sectors_per_track/512,this.sectors_per_track/512>>8,0,2,this.sectors_per_track,this.sectors_per_track>>8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,3,0,0,2,4,0,0,0,0,0,0,0,0,0,56,118,32,54,68,72,32,32,32,32,32,32,32,32,32,
32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,128,0,1,0,0,2,0,0,0,2,0,2,7,0,a,a>>8,this.head_count,this.head_count>>8,this.sectors_per_track,0,this.sector_count&255,this.sector_count>>8&255,this.sector_count>>16&255,this.sector_count>>24&255,0,0,this.sector_count&255,this.sector_count>>8&255,this.sector_count>>16&255,this.sector_count>>24&255,0,0,160===this.current_command?0:7,160===this.current_command?0:4,0,0,30,0,30,0,30,0,30,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,126,0,0,0,0,0,0,116,0,64,0,64,0,116,0,64,0,0,0,0,0,0,0,0,0,0,1,96,0,0,0,0,0,0,0,0,0,0,0,0,this.sector_count&255,this.sector_count>>8&255,this.sector_count>>16&255,this.sector_count>>24&255]);this.data_end=this.data_length=512}};IDEInterface.prototype.data_allocate=function(a){this.data_allocate_noclear(a);for(var b=0;b<a+3>>2;b++)this.data32[b]=0};
IDEInterface.prototype.data_allocate_noclear=function(a){this.data.length<a&&(this.data=new Uint8Array(a+3&-4),this.data16=new Uint16Array(this.data.buffer),this.data32=new Int32Array(this.data.buffer));this.data_length=a;this.data_pointer=0};IDEInterface.prototype.data_set=function(a){this.data_allocate_noclear(a.length);this.data.set(a)};IDEInterface.prototype.report_read_start=function(){this.stats.loading=!0;this.bus.send("ide-read-start")};
IDEInterface.prototype.report_read_end=function(a){this.stats.loading=!1;var b=a/this.sector_size|0;this.stats.sectors_read+=b;this.stats.bytes_read+=a;this.bus.send("ide-read-end",[this.nr,a,b])};IDEInterface.prototype.report_write=function(a){var b=a/this.sector_size|0;this.stats.sectors_written+=b;this.stats.bytes_written+=a;this.bus.send("ide-write-end",[this.nr,a,b])};
IDEInterface.prototype.read_buffer=function(a,b,c){const d=this.last_io_id++;this.in_progress_io_ids.add(d);this.buffer.get(a,b,e=>{if(this.cancelled_io_ids.delete(d))dbg_assert(!this.in_progress_io_ids.has(d));else{var f=this.in_progress_io_ids.delete(d);dbg_assert(f);c(e)}})};IDEInterface.prototype.cancel_io_operations=function(){for(const a of this.in_progress_io_ids)this.cancelled_io_ids.add(a);this.in_progress_io_ids.clear()};
IDEInterface.prototype.get_state=function(){var a=[];a[0]=this.bytecount;a[1]=this.cylinder_count;a[2]=this.cylinder_high;a[3]=this.cylinder_low;a[4]=this.data_pointer;a[5]=0;a[6]=0;a[7]=0;a[8]=0;a[9]=this.drive_head;a[10]=this.error;a[11]=this.head;a[12]=this.head_count;a[13]=this.is_atapi;a[14]=this.is_lba;a[15]=this.lba_count;a[16]=this.data;a[17]=this.data_length;a[18]=this.sector;a[19]=this.sector_count;a[20]=this.sector_size;a[21]=this.sectors_per_drq;a[22]=this.sectors_per_track;a[23]=this.status;
a[24]=this.write_dest;a[25]=this.current_command;a[26]=this.data_end;a[27]=this.current_atapi_command;a[28]=this.buffer;return a};
IDEInterface.prototype.set_state=function(a){this.bytecount=a[0];this.cylinder_count=a[1];this.cylinder_high=a[2];this.cylinder_low=a[3];this.data_pointer=a[4];this.drive_head=a[9];this.error=a[10];this.head=a[11];this.head_count=a[12];this.is_atapi=a[13];this.is_lba=a[14];this.lba_count=a[15];this.data=a[16];this.data_length=a[17];this.sector=a[18];this.sector_count=a[19];this.sector_size=a[20];this.sectors_per_drq=a[21];this.sectors_per_track=a[22];this.status=a[23];this.write_dest=a[24];this.current_command=
a[25];this.data_end=a[26];this.current_atapi_command=a[27];this.data16=new Uint16Array(this.data.buffer);this.data32=new Int32Array(this.data.buffer);this.buffer&&this.buffer.set_state(a[28])};var PCI_CONFIG_ADDRESS=3320,PCI_CONFIG_DATA=3324;
function PCI(a){this.pci_addr=new Uint8Array(4);this.pci_value=new Uint8Array(4);this.pci_response=new Uint8Array(4);this.pci_status=new Uint8Array(4);this.pci_addr32=new Int32Array(this.pci_addr.buffer);this.pci_value32=new Int32Array(this.pci_value.buffer);this.pci_response32=new Int32Array(this.pci_response.buffer);this.pci_status32=new Int32Array(this.pci_status.buffer);this.device_spaces=[];this.devices=[];this.cpu=a;for(var b=0;256>b;b++)this.device_spaces[b]=void 0,this.devices[b]=void 0;this.io=
a.io;a.io.register_write(PCI_CONFIG_DATA,this,function(c){this.pci_write8(this.pci_addr32[0],c)},function(c){this.pci_write16(this.pci_addr32[0],c)},function(c){this.pci_write32(this.pci_addr32[0],c)});a.io.register_write(PCI_CONFIG_DATA+1,this,function(c){this.pci_write8(this.pci_addr32[0]+1|0,c)});a.io.register_write(PCI_CONFIG_DATA+2,this,function(c){this.pci_write8(this.pci_addr32[0]+2|0,c)},function(c){this.pci_write16(this.pci_addr32[0]+2|0,c)});a.io.register_write(PCI_CONFIG_DATA+3,this,function(c){this.pci_write8(this.pci_addr32[0]+
3|0,c)});a.io.register_read_consecutive(PCI_CONFIG_DATA,this,function(){return this.pci_response[0]},function(){return this.pci_response[1]},function(){return this.pci_response[2]},function(){return this.pci_response[3]});a.io.register_read_consecutive(PCI_CONFIG_ADDRESS,this,function(){return this.pci_status[0]},function(){return this.pci_status[1]},function(){return this.pci_status[2]},function(){return this.pci_status[3]});a.io.register_write_consecutive(PCI_CONFIG_ADDRESS,this,function(c){this.pci_addr[0]=
c&252},function(c){2===(this.pci_addr[1]&6)&&6===(c&6)?(dbg_log("CPU reboot via PCI"),a.reboot_internal()):this.pci_addr[1]=c},function(c){this.pci_addr[2]=c},function(c){this.pci_addr[3]=c;this.pci_query()});this.register_device({pci_id:0,pci_space:[134,128,55,18,0,0,0,0,2,0,0,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,16,0,0,0,0,0,0],pci_bars:[],name:"82441FX PMC"});this.isa_bridge={pci_id:8,
pci_space:[134,128,0,112,7,0,0,2,0,0,1,6,0,0,128,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],pci_bars:[],name:"82371SB PIIX3 ISA"};this.isa_bridge_space=this.register_device(this.isa_bridge);this.isa_bridge_space8=new Uint8Array(this.isa_bridge_space.buffer)}PCI.prototype.get_state=function(){for(var a=[],b=0;256>b;b++)a[b]=this.device_spaces[b];a[256]=this.pci_addr;a[257]=this.pci_value;a[258]=this.pci_response;a[259]=this.pci_status;return a};
PCI.prototype.set_state=function(a){for(var b=0;256>b;b++){var c=this.devices[b],d=a[b];if(c&&d){for(var e=0;e<c.pci_bars.length;e++){var f=d[4+e];if(f&1){var k=c.pci_bars[e];this.set_io_bars(k,k.original_bar&65534,f&65534)}}this.device_spaces[b].set(d)}else c&&dbg_log("Warning: While restoring PCI device: Device exists in current configuration but not in snapshot ("+c.name+")"),d&&dbg_log("Warning: While restoring PCI device: Device doesn't exist in current configuration but does in snapshot (device "+
h(b,2)+")")}this.pci_addr.set(a[256]);this.pci_value.set(a[257]);this.pci_response.set(a[258]);this.pci_status.set(a[259])};
PCI.prototype.pci_query=function(){var a=this.pci_addr[2]<<8|this.pci_addr[1],b=this.pci_addr[0]&252,c=a>>3&31;var d="query enabled="+(this.pci_addr[3]>>7)+(" bdf="+h(a,4));d+=" dev="+h(c,2);d+=" addr="+h(b,2);c=this.device_spaces[a];void 0!==c?(this.pci_status32[0]=-2147483648,this.pci_response32[0]=b<c.byteLength?c[b>>2]:0,d+=" "+h(this.pci_addr32[0]>>>0,8)+" -> "+h(this.pci_response32[0]>>>0,8),b>=c.byteLength&&(d+=" (undef)"),d+=" ("+this.devices[a].name+")",dbg_log(d,LOG_PCI)):(this.pci_response32[0]=
-1,this.pci_status32[0]=0)};PCI.prototype.pci_write8=function(a,b){var c=a>>8&65535;a&=255;var d=new Uint8Array(this.device_spaces[c].buffer),e=this.devices[c];d&&(dbg_assert(!(16<=a&&44>a||48<=a&&52>a),"PCI: Expected 32-bit write, got 8-bit (addr: "+h(a)+")"),dbg_log("PCI write8 dev="+h(c>>3,2)+" ("+e.name+") addr="+h(a,4)+" value="+h(b,2),LOG_PCI),d[a]=b)};
PCI.prototype.pci_write16=function(a,b){dbg_assert(0===(a&1));var c=a>>8&65535;a&=255;var d=new Uint16Array(this.device_spaces[c].buffer),e=this.devices[c];d&&(16<=a&&44>a?dbg_log("Warning: PCI: Expected 32-bit write, got 16-bit (addr: "+h(a)+")"):(dbg_assert(!(48<=a&&52>a),"PCI: Expected 32-bit write, got 16-bit (addr: "+h(a)+")"),dbg_log("PCI writ16 dev="+h(c>>3,2)+" ("+e.name+") addr="+h(a,4)+" value="+h(b,4),LOG_PCI),d[a>>>1]=b))};
PCI.prototype.pci_write32=function(a,b){dbg_assert(0===(a&3));var c=a>>8&65535;a&=255;var d=this.device_spaces[c],e=this.devices[c];if(d)if(16<=a&&40>a){var f=a-16>>2,k=e.pci_bars[f];dbg_log("BAR"+f+" exists="+(k?"y":"n")+" changed to "+h(b>>>0)+" dev="+h(c>>3,2)+" ("+e.name+") ",LOG_PCI);k?(dbg_assert(!(k.size&k.size-1),"bar size should be power of 2"),c=a>>2,e=d[c]&1,-1===(b|3|k.size-1)?(b=~(k.size-1)|e,0===e&&(d[c]=b)):0===e&&(f=k.original_bar,(b&-16)!==(f&-16)&&dbg_log("Warning: Changing memory bar not supported, ignored",
LOG_PCI),d[c]=f),1===e&&(dbg_assert(1===e),e=d[c]&65534,f=b&65534,dbg_log("io bar changed from "+h(e>>>0,8)+" to "+h(f>>>0,8)+" size="+k.size,LOG_PCI),this.set_io_bars(k,e,f),d[c]=b|1)):d[a>>2]=0;dbg_log("BAR effective value: "+h(d[a>>2]>>>0),LOG_PCI)}else 48===a?(dbg_log("PCI write rom address dev="+h(c>>3,2)+" ("+e.name+") value="+h(b>>>0,8),LOG_PCI),d[a>>2]=e.pci_rom_size?-1===(b|2047)?-e.pci_rom_size|0:e.pci_rom_address|0:0):4===a?dbg_log("PCI write dev="+h(c>>3,2)+" ("+e.name+") addr="+h(a,4)+
" value="+h(b>>>0,8),LOG_PCI):(dbg_log("PCI write dev="+h(c>>3,2)+" ("+e.name+") addr="+h(a,4)+" value="+h(b>>>0,8),LOG_PCI),d[a>>>2]=b)};
PCI.prototype.register_device=function(a){dbg_assert(void 0!==a.pci_id);dbg_assert(void 0!==a.pci_space);dbg_assert(void 0!==a.pci_bars);var b=a.pci_id;dbg_log("PCI register bdf="+h(b)+" ("+a.name+")",LOG_PCI);dbg_assert(!this.devices[b]);dbg_assert(64<=a.pci_space.length);dbg_assert(b<this.devices.length);var c=new Int32Array(64);c.set(new Int32Array((new Uint8Array(a.pci_space)).buffer));this.device_spaces[b]=c;this.devices[b]=a;b=c.slice(4,10);for(var d=0;d<a.pci_bars.length;d++){var e=a.pci_bars[d];
if(e){var f=b[d],k=f&1;e.original_bar=f;e.entries=[];if(0!==k)for(dbg_assert(1===k),f&=-2,k=0;k<e.size;k++)e.entries[k]=this.io.ports[f+k]}}return c};
PCI.prototype.set_io_bars=function(a,b,c){var d=a.size;dbg_log("Move io bars: from="+h(b)+" to="+h(c)+" count="+d,LOG_PCI);for(var e=this.io.ports,f=0;f<d;f++){var k=e[b+f];e[b+f]=this.io.create_empty_entry();k.read8===this.io.empty_port_read8&&k.read16===this.io.empty_port_read16&&k.read32===this.io.empty_port_read32&&k.write8===this.io.empty_port_write&&k.write16===this.io.empty_port_write&&k.write32===this.io.empty_port_write&&dbg_log("Warning: Bad IO bar: Source not mapped, port="+h(b+f,4),LOG_PCI);
k=a.entries[f];var g=e[c+f];dbg_assert(k&&g);e[c+f]=k;g.read8!==this.io.empty_port_read8&&g.read16!==this.io.empty_port_read16&&g.read32!==this.io.empty_port_read32&&g.write8!==this.io.empty_port_write&&g.write16!==this.io.empty_port_write&&g.write32!==this.io.empty_port_write||dbg_log("Warning: Bad IO bar: Target already mapped, port="+h(c+f,4),LOG_PCI)}};
PCI.prototype.raise_irq=function(a){var b=this.device_spaces[a];dbg_assert(b);this.cpu.device_raise_irq(this.isa_bridge_space8[96+((b[15]>>8&255)-1+((a>>3)-1&255)&3)])};PCI.prototype.lower_irq=function(a){var b=this.device_spaces[a];dbg_assert(b);this.cpu.device_lower_irq(this.isa_bridge_space8[96+((b[15]>>8&255)+(a>>3&255)-2&3)])};function FloppyController(a,b,c){this.io=a.io;this.cpu=a;this.dma=a.devices.dma;this.bytes_expecting=0;this.receiving_command=new Uint8Array(10);this.receiving_index=0;this.next_command=null;this.response_data=new Uint8Array(10);this.floppy_size=this.response_length=this.response_index=0;this.fda_image=b;this.fdb_image=c;this.last_head=this.last_cylinder=this.drive=this.status_reg2=this.status_reg1=this.status_reg0=0;this.last_sector=1;this.dor=0;if(b){this.floppy_size=b.byteLength;if((c={160:{type:1,
tracks:40,sectors:8,heads:1},180:{type:1,tracks:40,sectors:9,heads:1},200:{type:1,tracks:40,sectors:10,heads:1},320:{type:1,tracks:40,sectors:8,heads:2},360:{type:1,tracks:40,sectors:9,heads:2},400:{type:1,tracks:40,sectors:10,heads:2},720:{type:3,tracks:80,sectors:9,heads:2},1200:{type:2,tracks:80,sectors:15,heads:2},1440:{type:4,tracks:80,sectors:18,heads:2},1722:{type:5,tracks:82,sectors:21,heads:2},2880:{type:5,tracks:80,sectors:36,heads:2}}[this.floppy_size>>10])&&0===(this.floppy_size&1023))a.devices.rtc.cmos_write(CMOS_FLOPPY_DRIVE_TYPE,
c.type<<4),a=c.sectors,b=c.heads,c=c.tracks;else throw"Unknown floppy size: "+h(b.byteLength);this.sectors_per_track=a;this.number_of_heads=b;this.number_of_cylinders=c}else a.devices.rtc.cmos_write(CMOS_FLOPPY_DRIVE_TYPE,64),this.floppy_size=this.number_of_cylinders=this.number_of_heads=this.sectors_per_track=0;this.io.register_read(1008,this,this.port3F0_read);this.io.register_read(1010,this,this.port3F2_read);this.io.register_read(1012,this,this.port3F4_read);this.io.register_read(1013,this,this.port3F5_read);
this.io.register_read(1015,this,this.port3F7_read);this.io.register_write(1010,this,this.port3F2_write);this.io.register_write(1013,this,this.port3F5_write)}
FloppyController.prototype.get_state=function(){var a=[];a[0]=this.bytes_expecting;a[1]=this.receiving_command;a[2]=this.receiving_index;a[4]=this.response_data;a[5]=this.response_index;a[6]=this.response_length;a[7]=this.floppy_size;a[8]=this.status_reg0;a[9]=this.status_reg1;a[10]=this.status_reg2;a[11]=this.drive;a[12]=this.last_cylinder;a[13]=this.last_head;a[14]=this.last_sector;a[15]=this.dor;a[16]=this.sectors_per_track;a[17]=this.number_of_heads;a[18]=this.number_of_cylinders;return a};
FloppyController.prototype.set_state=function(a){this.bytes_expecting=a[0];this.receiving_command=a[1];this.receiving_index=a[2];this.next_command=a[3];this.response_data=a[4];this.response_index=a[5];this.response_length=a[6];this.floppy_size=a[7];this.status_reg0=a[8];this.status_reg1=a[9];this.status_reg2=a[10];this.drive=a[11];this.last_cylinder=a[12];this.last_head=a[13];this.last_sector=a[14];this.dor=a[15];this.sectors_per_track=a[16];this.number_of_heads=a[17];this.number_of_cylinders=a[18]};
FloppyController.prototype.port3F0_read=function(){dbg_log("3F0 read",LOG_FLOPPY);return 0};FloppyController.prototype.port3F4_read=function(){dbg_log("3F4 read",LOG_FLOPPY);var a=128;this.response_index<this.response_length&&(a|=80);0===(this.dor&8)&&(a|=32);return a};FloppyController.prototype.port3F7_read=function(){dbg_log("3F7 read",LOG_FLOPPY);return 0};
FloppyController.prototype.port3F5_read=function(){if(this.response_index<this.response_length)return dbg_log("3F5 read: "+this.response_data[this.response_index],LOG_FLOPPY),this.cpu.device_lower_irq(6),this.response_data[this.response_index++];dbg_log("3F5 read, empty",LOG_FLOPPY);return 255};
FloppyController.prototype.port3F5_write=function(a){if(this.fda_image)if(dbg_log("3F5 write "+h(a),LOG_FLOPPY),0<this.bytes_expecting){if(this.receiving_command[this.receiving_index++]=a,this.bytes_expecting--,0===this.bytes_expecting){if(DEBUG){a="3F5 command received: ";for(var b=0;b<this.receiving_index;b++)a+=h(this.receiving_command[b])+" ";dbg_log(a,LOG_FLOPPY)}this.next_command.call(this,this.receiving_command)}}else{switch(a){case 3:this.next_command=this.fix_drive_data;this.bytes_expecting=
2;break;case 4:this.next_command=this.check_drive_status;this.bytes_expecting=1;break;case 5:case 197:this.next_command=function(c){this.do_sector(!0,c)};this.bytes_expecting=8;break;case 230:this.next_command=function(c){this.do_sector(!1,c)};this.bytes_expecting=8;break;case 7:this.next_command=this.calibrate;this.bytes_expecting=1;break;case 8:this.check_interrupt_status();break;case 74:this.next_command=this.read_sector_id;this.bytes_expecting=1;break;case 15:this.bytes_expecting=2;this.next_command=
this.seek;break;case 14:dbg_log("dump registers",LOG_FLOPPY);this.response_data[0]=128;this.response_index=0;this.response_length=1;this.bytes_expecting=0;break;default:dbg_assert(!1,"Unimplemented floppy command call "+h(a))}this.receiving_index=0}};FloppyController.prototype.port3F2_read=function(){dbg_log("read 3F2: DOR",LOG_FLOPPY);return this.dor};
FloppyController.prototype.port3F2_write=function(a){4===(a&4)&&0===(this.dor&4)&&this.cpu.device_raise_irq(6);dbg_log("start motors: "+h(a>>4),LOG_FLOPPY);dbg_log("enable dma: "+!!(a&8),LOG_FLOPPY);dbg_log("reset fdc: "+!!(a&4),LOG_FLOPPY);dbg_log("drive select: "+(a&3),LOG_FLOPPY);dbg_log("DOR = "+h(a),LOG_FLOPPY);this.dor=a};FloppyController.prototype.check_drive_status=function(a){dbg_log("check drive status",LOG_FLOPPY);this.response_index=0;this.response_length=1;this.response_data[0]=32};
FloppyController.prototype.seek=function(a){dbg_log("seek",LOG_FLOPPY);dbg_assert(0===(a[0]&3),"Unhandled seek drive");this.last_cylinder=a[1];this.last_head=a[0]>>2&1;this.raise_irq()};FloppyController.prototype.calibrate=function(a){dbg_log("floppy calibrate",LOG_FLOPPY);this.raise_irq()};FloppyController.prototype.check_interrupt_status=function(){dbg_log("floppy check interrupt status",LOG_FLOPPY);this.response_index=0;this.response_length=2;this.response_data[0]=32;this.response_data[1]=this.last_cylinder};
FloppyController.prototype.do_sector=function(a,b){var c=b[2],d=b[1],e=b[3],f=128<<b[4],k=b[5]-b[3]+1,g=((c+this.number_of_heads*d)*this.sectors_per_track+e-1)*f;dbg_log("Floppy "+(a?"Write":"Read"),LOG_FLOPPY);dbg_log("from "+h(g)+" length "+h(k*f),LOG_FLOPPY);dbg_log(d+" / "+c+" / "+e,LOG_FLOPPY);b[4]||dbg_log("FDC: sector count is zero, use data length instead",LOG_FLOPPY);this.fda_image&&(a?this.dma.do_write(this.fda_image,g,k*f,2,this.done.bind(this,b,d,c,e)):this.dma.do_read(this.fda_image,
g,k*f,2,this.done.bind(this,b,d,c,e)))};FloppyController.prototype.done=function(a,b,c,d,e){e||(d++,d>this.sectors_per_track&&(d=1,c++,c>=this.number_of_heads&&(c=0,b++)),this.last_cylinder=b,this.last_head=c,this.last_sector=d,this.response_index=0,this.response_length=7,this.response_data[0]=c<<2|32,this.response_data[1]=0,this.response_data[2]=0,this.response_data[3]=b,this.response_data[4]=c,this.response_data[5]=d,this.response_data[6]=a[4],this.raise_irq())};
FloppyController.prototype.fix_drive_data=function(a){dbg_log("floppy fix drive data "+a,LOG_FLOPPY)};FloppyController.prototype.read_sector_id=function(a){dbg_log("floppy read sector id "+a,LOG_FLOPPY);this.response_index=0;this.response_length=7;this.response_data[0]=0;this.response_data[1]=0;this.response_data[2]=0;this.response_data[3]=0;this.response_data[4]=0;this.response_data[5]=0;this.response_data[6]=0;this.raise_irq()};FloppyController.prototype.raise_irq=function(){this.dor&8&&this.cpu.device_raise_irq(6)};CPU.prototype.mmap_read8=function(a){return this.memory_map_read8[a>>>MMAP_BLOCK_BITS](a)};CPU.prototype.mmap_write8=function(a,b){this.memory_map_write8[a>>>MMAP_BLOCK_BITS](a,b)};CPU.prototype.mmap_read16=function(a){var b=this.memory_map_read8[a>>>MMAP_BLOCK_BITS];return b(a)|b(a+1|0)<<8};CPU.prototype.mmap_write16=function(a,b){var c=this.memory_map_write8[a>>>MMAP_BLOCK_BITS];c(a,b&255);c(a+1|0,b>>8&255)};CPU.prototype.mmap_read32=function(a){return this.memory_map_read32[a>>>MMAP_BLOCK_BITS](a)};
CPU.prototype.mmap_write32=function(a,b){this.memory_map_write32[a>>>MMAP_BLOCK_BITS](a,b)};CPU.prototype.mmap_write64=function(a,b,c){var d=a>>>MMAP_BLOCK_BITS;dbg_assert(d===a+7>>>MMAP_BLOCK_BITS);d=this.memory_map_write32[d];d(a,b);d(a+4,c)};CPU.prototype.mmap_write128=function(a,b,c,d,e){var f=a>>>MMAP_BLOCK_BITS;dbg_assert(f===a+12>>>MMAP_BLOCK_BITS);f=this.memory_map_write32[f];f(a,b);f(a+4,c);f(a+8,d);f(a+12,e)};
CPU.prototype.write_blob=function(a,b){dbg_assert(a&&0<=a.length);a.length&&(dbg_assert(!this.in_mapped_range(b)),dbg_assert(!this.in_mapped_range(b+a.length-1)),this.jit_dirty_cache(b,b+a.length),this.mem8.set(a,b))};CPU.prototype.read_blob=function(a,b){b&&(dbg_assert(!this.in_mapped_range(a)),dbg_assert(!this.in_mapped_range(a+b-1)));return this.mem8.subarray(a,a+b)};function DMA(a){this.cpu=a;this.channel_page=new Uint8Array(8);this.channel_pagehi=new Uint8Array(8);this.channel_addr=new Uint16Array(8);this.channel_addr_init=new Uint16Array(8);this.channel_count=new Uint16Array(8);this.channel_count_init=new Uint16Array(8);this.channel_mask=new Uint8Array(8);this.channel_mode=new Uint8Array(8);this.unmask_listeners=[];this.lsb_msb_flipflop=0;a=a.io;a.register_write(0,this,this.port_addr_write.bind(this,0));a.register_write(2,this,this.port_addr_write.bind(this,
1));a.register_write(4,this,this.port_addr_write.bind(this,2));a.register_write(6,this,this.port_addr_write.bind(this,3));a.register_write(1,this,this.port_count_write.bind(this,0));a.register_write(3,this,this.port_count_write.bind(this,1));a.register_write(5,this,this.port_count_write.bind(this,2));a.register_write(7,this,this.port_count_write.bind(this,3));a.register_read(0,this,this.port_addr_read.bind(this,0));a.register_read(2,this,this.port_addr_read.bind(this,1));a.register_read(4,this,this.port_addr_read.bind(this,
2));a.register_read(6,this,this.port_addr_read.bind(this,3));a.register_read(1,this,this.port_count_read.bind(this,0));a.register_read(3,this,this.port_count_read.bind(this,1));a.register_read(5,this,this.port_count_read.bind(this,2));a.register_read(7,this,this.port_count_read.bind(this,3));a.register_write(192,this,this.port_addr_write.bind(this,4));a.register_write(196,this,this.port_addr_write.bind(this,5));a.register_write(200,this,this.port_addr_write.bind(this,6));a.register_write(204,this,
this.port_addr_write.bind(this,7));a.register_write(194,this,this.port_count_write.bind(this,4));a.register_write(198,this,this.port_count_write.bind(this,5));a.register_write(202,this,this.port_count_write.bind(this,6));a.register_write(206,this,this.port_count_write.bind(this,7));a.register_read(192,this,this.port_addr_read.bind(this,4));a.register_read(196,this,this.port_addr_read.bind(this,5));a.register_read(200,this,this.port_addr_read.bind(this,6));a.register_read(204,this,this.port_addr_read.bind(this,
7));a.register_read(194,this,this.port_count_read.bind(this,4));a.register_read(198,this,this.port_count_read.bind(this,5));a.register_read(202,this,this.port_count_read.bind(this,6));a.register_read(206,this,this.port_count_read.bind(this,7));a.register_write(135,this,this.port_page_write.bind(this,0));a.register_write(131,this,this.port_page_write.bind(this,1));a.register_write(129,this,this.port_page_write.bind(this,2));a.register_write(130,this,this.port_page_write.bind(this,3));a.register_write(143,
this,this.port_page_write.bind(this,4));a.register_write(139,this,this.port_page_write.bind(this,5));a.register_write(137,this,this.port_page_write.bind(this,6));a.register_write(138,this,this.port_page_write.bind(this,7));a.register_read(135,this,this.port_page_read.bind(this,0));a.register_read(131,this,this.port_page_read.bind(this,1));a.register_read(129,this,this.port_page_read.bind(this,2));a.register_read(130,this,this.port_page_read.bind(this,3));a.register_read(143,this,this.port_page_read.bind(this,
4));a.register_read(139,this,this.port_page_read.bind(this,5));a.register_read(137,this,this.port_page_read.bind(this,6));a.register_read(138,this,this.port_page_read.bind(this,7));a.register_write(1159,this,this.port_pagehi_write.bind(this,0));a.register_write(1155,this,this.port_pagehi_write.bind(this,1));a.register_write(1153,this,this.port_pagehi_write.bind(this,2));a.register_write(1154,this,this.port_pagehi_write.bind(this,3));a.register_write(1163,this,this.port_pagehi_write.bind(this,5));
a.register_write(1161,this,this.port_pagehi_write.bind(this,6));a.register_write(1162,this,this.port_pagehi_write.bind(this,7));a.register_read(1159,this,this.port_pagehi_read.bind(this,0));a.register_read(1155,this,this.port_pagehi_read.bind(this,1));a.register_read(1153,this,this.port_pagehi_read.bind(this,2));a.register_read(1154,this,this.port_pagehi_read.bind(this,3));a.register_read(1163,this,this.port_pagehi_read.bind(this,5));a.register_read(1161,this,this.port_pagehi_read.bind(this,6));a.register_read(1162,
this,this.port_pagehi_read.bind(this,7));a.register_write(10,this,this.port_singlemask_write.bind(this,0));a.register_write(212,this,this.port_singlemask_write.bind(this,4));a.register_write(15,this,this.port_multimask_write.bind(this,0));a.register_write(222,this,this.port_multimask_write.bind(this,4));a.register_read(15,this,this.port_multimask_read.bind(this,0));a.register_read(222,this,this.port_multimask_read.bind(this,4));a.register_write(11,this,this.port_mode_write.bind(this,0));a.register_write(214,
this,this.port_mode_write.bind(this,4));a.register_write(12,this,this.portC_write);a.register_write(216,this,this.portC_write)}DMA.prototype.get_state=function(){return[this.channel_page,this.channel_pagehi,this.channel_addr,this.channel_addr_init,this.channel_count,this.channel_count_init,this.channel_mask,this.channel_mode,this.lsb_msb_flipflop]};
DMA.prototype.set_state=function(a){this.channel_page=a[0];this.channel_pagehi=a[1];this.channel_addr=a[2];this.channel_addr_init=a[3];this.channel_count=a[4];this.channel_count_init=a[5];this.channel_mask=a[6];this.channel_mode=a[7];this.lsb_msb_flipflop=a[8]};DMA.prototype.port_count_write=function(a,b){dbg_log("count write ["+a+"] = "+h(b),LOG_DMA);this.channel_count[a]=this.flipflop_get(this.channel_count[a],b,!1);this.channel_count_init[a]=this.flipflop_get(this.channel_count_init[a],b,!0)};
DMA.prototype.port_count_read=function(a){dbg_log("count read ["+a+"] -> "+h(this.channel_count[a]),LOG_DMA);return this.flipflop_read(this.channel_count[a])};DMA.prototype.port_addr_write=function(a,b){dbg_log("addr write ["+a+"] = "+h(b),LOG_DMA);this.channel_addr[a]=this.flipflop_get(this.channel_addr[a],b,!1);this.channel_addr_init[a]=this.flipflop_get(this.channel_addr_init[a],b,!0)};DMA.prototype.port_addr_read=function(a){dbg_log("addr read ["+a+"] -> "+h(this.channel_addr[a]),LOG_DMA);return this.flipflop_read(this.channel_addr[a])};
DMA.prototype.port_pagehi_write=function(a,b){dbg_log("pagehi write ["+a+"] = "+h(b),LOG_DMA);this.channel_pagehi[a]=b};DMA.prototype.port_pagehi_read=function(a){dbg_log("pagehi read ["+a+"]",LOG_DMA);return this.channel_pagehi[a]};DMA.prototype.port_page_write=function(a,b){dbg_log("page write ["+a+"] = "+h(b),LOG_DMA);this.channel_page[a]=b};DMA.prototype.port_page_read=function(a){dbg_log("page read ["+a+"]",LOG_DMA);return this.channel_page[a]};
DMA.prototype.port_singlemask_write=function(a,b){a=(b&3)+a;b=b&4?1:0;dbg_log("singlechannel mask write ["+a+"] = "+b,LOG_DMA);this.update_mask(a,b)};DMA.prototype.port_multimask_write=function(a,b){dbg_log("multichannel mask write: "+h(b),LOG_DMA);for(var c=0;4>c;c++)this.update_mask(a+c,b&1<<c)};
DMA.prototype.port_multimask_read=function(a){var b=0|this.channel_mask[a+0];b|=this.channel_mask[a+1]<<1;b|=this.channel_mask[a+2]<<2;b|=this.channel_mask[a+3]<<3;dbg_log("multichannel mask read: "+h(b),LOG_DMA);return b};DMA.prototype.port_mode_write=function(a,b){a=(b&3)+a;dbg_log("mode write ["+a+"] = "+h(b),LOG_DMA);this.channel_mode[a]=b};DMA.prototype.portC_write=function(a){dbg_log("flipflop reset",LOG_DMA);this.lsb_msb_flipflop=0};
DMA.prototype.on_unmask=function(a,b){this.unmask_listeners.push({fn:a,this_value:b})};DMA.prototype.update_mask=function(a,b){if(this.channel_mask[a]!==b&&(this.channel_mask[a]=b,!b))for(dbg_log("firing on_unmask("+a+")",LOG_DMA),b=0;b<this.unmask_listeners.length;b++)this.unmask_listeners[b].fn.call(this.unmask_listeners[b].this_value,a)};
DMA.prototype.do_read=function(a,b,c,d,e){var f=this.count_get_8bit(d),k=this.address_get_8bit(d);dbg_log("DMA write channel "+d,LOG_DMA);dbg_log("to "+h(k)+" len "+h(f),LOG_DMA);c<f&&dbg_log("DMA should read more than provided: "+h(c)+" "+h(f),LOG_DMA);if(b+f>a.byteLength)dbg_log("DMA read outside of buffer",LOG_DMA),e(!0);else{var g=this.cpu;this.channel_addr[d]+=f;a.get(b,f,function(l){g.write_blob(l,k);e(!1)})}};
DMA.prototype.do_write=function(a,b,c,d,e){var f=this.channel_count[d]+1&65535,k=5<=d?2:1,g=f*k,l=this.address_get_8bit(d),m=!1,n=!1,r=this.channel_mode[d]&16;dbg_log("DMA write channel "+d,LOG_DMA);dbg_log("to "+h(l)+" len "+h(g),LOG_DMA);c<g?(dbg_log("DMA should read more than provided",LOG_DMA),f=Math.floor(c/k),g=f*k,m=!0):c>g&&(dbg_log("DMA attempted to read more than provided",LOG_DMA),n=!0);b+g>a.byteLength?(dbg_log("DMA write outside of buffer",LOG_DMA),e(!0)):(this.channel_addr[d]+=f,this.channel_count[d]-=
f,!m&&r&&(dbg_log("DMA autoinit",LOG_DMA),this.channel_addr[d]=this.channel_addr_init[d],this.channel_count[d]=this.channel_count_init[d]),a.set(b,this.cpu.mem8.subarray(l,l+g),()=>{n&&r?(dbg_log("DMA continuing from start",LOG_DMA),this.do_write(a,b+g,c-g,d,e)):e(!1)}))};DMA.prototype.address_get_8bit=function(a){var b=this.channel_addr[a];5<=a&&(b<<=1);b=b&65535|this.channel_page[a]<<16;return b|=this.channel_pagehi[a]<<24};
DMA.prototype.count_get_8bit=function(a){var b=this.channel_count[a]+1;5<=a&&(b*=2);return b};DMA.prototype.flipflop_get=function(a,b,c){c||(this.lsb_msb_flipflop^=1);return this.lsb_msb_flipflop?a&-256|b:a&-65281|b<<8};DMA.prototype.flipflop_read=function(a){return(this.lsb_msb_flipflop^=1)?a&255:a>>8&255};var OSCILLATOR_FREQ=1193.1816666;
function PIT(a,b){this.cpu=a;this.bus=b;this.counter_start_time=new Float64Array(3);this.counter_start_value=new Uint16Array(3);this.counter_next_low=new Uint8Array(4);this.counter_enabled=new Uint8Array(4);this.counter_mode=new Uint8Array(4);this.counter_read_mode=new Uint8Array(4);this.counter_latch=new Uint8Array(4);this.counter_latch_value=new Uint16Array(3);this.counter_reload=new Uint16Array(3);a.io.register_read(97,this,function(){var c=v86.microtick(),d=66.66666666666667*c&1;c=this.did_rollover(2,
c);return d<<4|c<<5});a.io.register_write(97,this,function(c){c&1?this.bus.send("pcspeaker-enable"):this.bus.send("pcspeaker-disable")});a.io.register_read(64,this,function(){return this.counter_read(0)});a.io.register_read(65,this,function(){return this.counter_read(1)});a.io.register_read(66,this,function(){return this.counter_read(2)});a.io.register_write(64,this,function(c){this.counter_write(0,c)});a.io.register_write(65,this,function(c){this.counter_write(1,c)});a.io.register_write(66,this,
function(c){this.counter_write(2,c)});a.io.register_write(67,this,this.port43_write)}PIT.prototype.get_state=function(){var a=[];a[0]=this.counter_next_low;a[1]=this.counter_enabled;a[2]=this.counter_mode;a[3]=this.counter_read_mode;a[4]=this.counter_latch;a[5]=this.counter_latch_value;a[6]=this.counter_reload;a[7]=this.counter_start_time;a[8]=this.counter_start_value;return a};
PIT.prototype.set_state=function(a){this.counter_next_low=a[0];this.counter_enabled=a[1];this.counter_mode=a[2];this.counter_read_mode=a[3];this.counter_latch=a[4];this.counter_latch_value=a[5];this.counter_reload=a[6];this.counter_start_time=a[7];this.counter_start_value=a[8]};
PIT.prototype.timer=function(a,b){b||(this.counter_enabled[0]&&this.did_rollover(0,a)?(this.counter_start_value[0]=this.get_counter_value(0,a),this.counter_start_time[0]=a,dbg_log("pit interrupt. new value: "+this.counter_start_value[0],LOG_PIT),this.cpu.device_lower_irq(0),this.cpu.device_raise_irq(0),0===this.counter_mode[0]&&(this.counter_enabled[0]=0)):this.cpu.device_lower_irq(0));return 0};
PIT.prototype.get_counter_value=function(a,b){if(!this.counter_enabled[a])return 0;var c=b-this.counter_start_time[a],d=Math.floor(c*OSCILLATOR_FREQ);b=this.counter_start_value[a]-d;dbg_log("diff="+c+" dticks="+d+" value="+b+" reload="+this.counter_reload[a],LOG_PIT);c=this.counter_reload[a];b>=c?(dbg_log("Warning: Counter"+a+" value "+b+" is larger than reload "+c,LOG_PIT),b%=c):0>b&&(b=b%c+c);return b};
PIT.prototype.did_rollover=function(a,b){b-=this.counter_start_time[a];return 0>b?(dbg_log("Warning: PIT timer difference is negative, resetting"),!0):this.counter_start_value[a]<Math.floor(b*OSCILLATOR_FREQ)};
PIT.prototype.counter_read=function(a){var b=this.counter_latch[a];if(b)return this.counter_latch[a]--,2===b?this.counter_latch_value[a]&255:this.counter_latch_value[a]>>8;b=this.counter_next_low[a];3===this.counter_mode[a]&&(this.counter_next_low[a]^=1);a=this.get_counter_value(a,v86.microtick());return b?a&255:a>>8};
PIT.prototype.counter_write=function(a,b){this.counter_reload[a]=this.counter_next_low[a]?this.counter_reload[a]&-256|b:this.counter_reload[a]&255|b<<8;3===this.counter_read_mode[a]&&this.counter_next_low[a]||(this.counter_reload[a]||(this.counter_reload[a]=65535),this.counter_start_value[a]=this.counter_reload[a],this.counter_enabled[a]=!0,this.counter_start_time[a]=v86.microtick(),dbg_log("counter"+a+" reload="+h(this.counter_reload[a])+" tick="+(this.counter_reload[a]||65536)/OSCILLATOR_FREQ+"ms",
LOG_PIT));3===this.counter_read_mode[a]&&(this.counter_next_low[a]^=1);this.bus.send("pcspeaker-update",[this.counter_mode[2],this.counter_reload[2]])};
PIT.prototype.port43_write=function(a){var b=a>>1&7,c=a&1,d=a>>6&3;a=a>>4&3;1===d&&dbg_log("Unimplemented timer1",LOG_PIT);3===d?dbg_log("Unimplemented read back",LOG_PIT):0===a?(this.counter_latch[d]=2,b=this.get_counter_value(d,v86.microtick()),dbg_log("latch: "+b,LOG_PIT),this.counter_latch_value[d]=b?b-1:0):(6<=b&&(b&=-5),dbg_log("Control: mode="+b+" ctr="+d+" read_mode="+a+" bcd="+c,LOG_PIT),this.counter_next_low[d]=1===a?0:1,0===d&&this.cpu.device_lower_irq(0),0!==b&&3!==b&&2!==b&&dbg_log("Unimplemented counter mode: "+
h(b),LOG_PIT),this.counter_mode[d]=b,this.counter_read_mode[d]=a,this.bus.send("pcspeaker-update",[this.counter_mode[2],this.counter_reload[2]]))};PIT.prototype.dump=function(){const a=this.counter_reload[0];dbg_log("counter0 ticks every "+(a||65536)/OSCILLATOR_FREQ+"ms (reload="+a+")")};var VGA_BANK_SIZE=65536,MAX_XRES=2560,MAX_YRES=1600,MAX_BPP=32,VGA_LFB_ADDRESS=3758096384,VGA_PIXEL_BUFFER_START=4*VGA_BANK_SIZE,VGA_PIXEL_BUFFER_SIZE=8*VGA_BANK_SIZE,VGA_MIN_MEMORY_SIZE=VGA_PIXEL_BUFFER_START+VGA_PIXEL_BUFFER_SIZE,VGA_HOST_MEMORY_SPACE_START=Uint32Array.from([655360,655360,720896,753664]),VGA_HOST_MEMORY_SPACE_SIZE=Uint32Array.from([131072,65536,32768,32768]);
function VGAScreen(a,b,c){this.bus=b;this.vga_memory_size=c;this.cursor_address=0;this.cursor_scanline_start=14;this.cursor_scanline_end=15;this.max_cols=80;this.max_rows=25;this.virtual_height=this.virtual_width=this.screen_height=this.screen_width=0;this.layers=[];this.start_address_latched=this.start_address=0;this.crtc=new Uint8Array(25);this.line_compare=this.offset_register=this.preset_row_scan=this.underline_location_register=this.vertical_blank_start=this.vertical_display_enable_end=this.horizontal_blank_start=
this.horizontal_display_enable_end=this.crtc_mode=0;this.graphical_mode_is_linear=!0;this.graphical_mode=!1;setTimeout(()=>{b.send("screen-set-mode",this.graphical_mode)},0);this.vga256_palette=new Int32Array(256);this.svga_height=this.svga_width=this.latch_dword=0;this.svga_enabled=!1;this.svga_bpp=32;this.svga_offset=this.svga_bank_offset=0;this.pci_space=[52,18,17,17,3,1,0,0,2,0,0,3,0,0,0,0,8,VGA_LFB_ADDRESS>>>8,VGA_LFB_ADDRESS>>>16,VGA_LFB_ADDRESS>>>24,0,0,0,0,0,0,191,254,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,244,26,0,17,0,0,190,254,0,0,0,0,0,0,0,0,0,0,0,0];this.pci_id=144;this.pci_bars=[{size:c}];this.pci_rom_size=65536;this.pci_rom_address=4272947200;this.name="vga";this.stats={is_graphical:!1,res_x:0,res_y:0,bpp:0};this.dac_state=this.dac_color_index_read=this.dac_color_index_write=this.index_crtc=0;this.dac_map=new Uint8Array(16);this.attribute_controller_index=-1;this.palette_source=32;this.color_select=this.horizontal_panning=this.color_plane_enable=this.attribute_mode=0;this.sequencer_index=
-1;this.plane_write_bm=15;this.clocking_mode=this.sequencer_memory_mode=0;this.graphics_index=-1;this.planar_rotate_reg=this.planar_mode=this.plane_read=0;this.planar_bitmap=255;this.max_scan_line=this.color_dont_care=this.color_compare=this.miscellaneous_graphics_register=this.planar_setreset_enable=this.planar_setreset=0;this.port_3DA_value=this.miscellaneous_output_register=255;c=a.io;c.register_write(960,this,this.port3C0_write);c.register_read(960,this,this.port3C0_read,this.port3C0_read16);
c.register_read(961,this,this.port3C1_read);c.register_write(962,this,this.port3C2_write);c.register_write_consecutive(964,this,this.port3C4_write,this.port3C5_write);c.register_read(964,this,this.port3C4_read);c.register_read(965,this,this.port3C5_read);c.register_write_consecutive(974,this,this.port3CE_write,this.port3CF_write);c.register_read(974,this,this.port3CE_read);c.register_read(975,this,this.port3CF_read);c.register_write(967,this,this.port3C7_write);c.register_read(967,this,this.port3C7_read);
c.register_write(968,this,this.port3C8_write);c.register_read(968,this,this.port3C8_read);c.register_write(969,this,this.port3C9_write);c.register_read(969,this,this.port3C9_read);c.register_read(972,this,this.port3CC_read);c.register_write_consecutive(980,this,this.port3D4_write,this.port3D5_write);c.register_read(980,this,this.port3D4_read);c.register_read(981,this,this.port3D5_read,()=>{dbg_log("Warning: 16-bit read from 3D5",LOG_VGA);return this.port3D5_read()});c.register_read(970,this,function(){dbg_log("3CA read",
LOG_VGA);return 0});c.register_read(986,this,this.port3DA_read);c.register_read(954,this,this.port3DA_read);this.dispi_index=-1;this.dispi_enable_value=0;c.register_write(462,this,void 0,this.port1CE_write);c.register_write(463,this,void 0,this.port1CF_write);c.register_read(463,this,void 0,this.port1CF_read);void 0===this.vga_memory_size||this.vga_memory_size<VGA_MIN_MEMORY_SIZE?(this.vga_memory_size=VGA_MIN_MEMORY_SIZE,dbg_log("vga memory size rounded up to "+this.vga_memory_size,LOG_VGA)):this.vga_memory_size&
VGA_BANK_SIZE-1&&(this.vga_memory_size|=VGA_BANK_SIZE-1,this.vga_memory_size++);this.svga_memory=new Uint8Array(this.vga_memory_size);this.diff_addr_min=this.vga_memory_size;this.diff_addr_max=0;this.diff_plot_min=this.vga_memory_size;this.diff_plot_max=0;this.dest_buffer=void 0;b.register("screen-tell-buffer",function(e){this.dest_buffer&&e[0]&&e[0].set(this.dest_buffer.subarray(0,e[0].length));this.dest_buffer=e[0]},this);b.register("screen-fill-buffer",function(){this.screen_fill_buffer()},this);
this.svga_memory16=new Uint16Array(this.svga_memory.buffer);this.svga_memory32=new Int32Array(this.svga_memory.buffer);this.vga_memory=new Uint8Array(this.svga_memory.buffer,0,4*VGA_BANK_SIZE);this.plane0=new Uint8Array(this.svga_memory.buffer,0*VGA_BANK_SIZE,VGA_BANK_SIZE);this.plane1=new Uint8Array(this.svga_memory.buffer,1*VGA_BANK_SIZE,VGA_BANK_SIZE);this.plane2=new Uint8Array(this.svga_memory.buffer,2*VGA_BANK_SIZE,VGA_BANK_SIZE);this.plane3=new Uint8Array(this.svga_memory.buffer,3*VGA_BANK_SIZE,
VGA_BANK_SIZE);this.pixel_buffer=new Uint8Array(this.svga_memory.buffer,VGA_PIXEL_BUFFER_START,VGA_PIXEL_BUFFER_SIZE);var d=this;c.mmap_register(655360,131072,function(e){return d.vga_memory_read(e)},function(e,f){d.vga_memory_write(e,f)});c.mmap_register(VGA_LFB_ADDRESS,this.vga_memory_size,function(e){return d.svga_memory_read8(e)},function(e,f){d.svga_memory_write8(e,f)},function(e){return d.svga_memory_read32(e)},function(e,f){d.svga_memory_write32(e,f)});a.devices.pci.register_device(this)}
VGAScreen.prototype.get_state=function(){var a=[];a[0]=this.vga_memory_size;a[1]=this.cursor_address;a[2]=this.cursor_scanline_start;a[3]=this.cursor_scanline_end;a[4]=this.max_cols;a[5]=this.max_rows;a[6]=this.layers.map(b=>[b.screen_x,b.screen_y,b.buffer_x,b.buffer_y,b.buffer_width,b.buffer_height]);a[7]=this.dac_state;a[8]=this.start_address;a[9]=this.graphical_mode;a[10]=this.vga256_palette;a[11]=this.latch_dword;a[12]=this.color_compare;a[13]=this.color_dont_care;a[14]=this.miscellaneous_graphics_register;
a[15]=this.svga_width;a[16]=this.svga_height;a[17]=this.crtc_mode;a[18]=this.svga_enabled;a[19]=this.svga_bpp;a[20]=this.svga_bank_offset;a[21]=this.svga_offset;a[22]=this.index_crtc;a[23]=this.dac_color_index_write;a[24]=this.dac_color_index_read;a[25]=this.dac_map;a[26]=this.sequencer_index;a[27]=this.plane_write_bm;a[28]=this.sequencer_memory_mode;a[29]=this.graphics_index;a[30]=this.plane_read;a[31]=this.planar_mode;a[32]=this.planar_rotate_reg;a[33]=this.planar_bitmap;a[34]=this.max_scan_line;
a[35]=this.miscellaneous_output_register;a[36]=this.port_3DA_value;a[37]=this.dispi_index;a[38]=this.dispi_enable_value;a[39]=this.svga_memory;a[40]=this.graphical_mode_is_linear;a[41]=this.attribute_controller_index;a[42]=this.offset_register;a[43]=this.planar_setreset;a[44]=this.planar_setreset_enable;a[45]=this.start_address_latched;a[46]=this.crtc;a[47]=this.horizontal_display_enable_end;a[48]=this.horizontal_blank_start;a[49]=this.vertical_display_enable_end;a[50]=this.vertical_blank_start;a[51]=
this.underline_location_register;a[52]=this.preset_row_scan;a[53]=this.offset_register;a[54]=this.palette_source;a[55]=this.attribute_mode;a[56]=this.color_plane_enable;a[57]=this.horizontal_panning;a[58]=this.color_select;a[59]=this.clocking_mode;a[60]=this.line_compare;return a};
VGAScreen.prototype.set_state=function(a){this.vga_memory_size=a[0];this.cursor_address=a[1];this.cursor_scanline_start=a[2];this.cursor_scanline_end=a[3];this.max_cols=a[4];this.max_rows=a[5];this.layers=a[6].map(b=>({screen_x:b[0],screen_y:b[1],buffer_x:b[2],buffer_y:b[3],buffer_width:b[4],buffer_height:b[5]}));this.dac_state=a[7];this.start_address=a[8];this.graphical_mode=a[9];this.vga256_palette=a[10];this.latch_dword=a[11];this.color_compare=a[12];this.color_dont_care=a[13];this.miscellaneous_graphics_register=
a[14];this.svga_width=a[15];this.svga_height=a[16];this.crtc_mode=a[17];this.svga_enabled=a[18];this.svga_bpp=a[19];this.svga_bank_offset=a[20];this.svga_offset=a[21];this.index_crtc=a[22];this.dac_color_index_write=a[23];this.dac_color_index_read=a[24];this.dac_map=a[25];this.sequencer_index=a[26];this.plane_write_bm=a[27];this.sequencer_memory_mode=a[28];this.graphics_index=a[29];this.plane_read=a[30];this.planar_mode=a[31];this.planar_rotate_reg=a[32];this.planar_bitmap=a[33];this.max_scan_line=
a[34];this.miscellaneous_output_register=a[35];this.port_3DA_value=a[36];this.dispi_index=a[37];this.dispi_enable_value=a[38];this.svga_memory.set(a[39]);this.graphical_mode_is_linear=a[40];this.attribute_controller_index=a[41];this.offset_register=a[42];this.planar_setreset=a[43];this.planar_setreset_enable=a[44];this.start_address_latched=a[45];this.crtc.set(a[46]);this.horizontal_display_enable_end=a[47];this.horizontal_blank_start=a[48];this.vertical_display_enable_end=a[49];this.vertical_blank_start=
a[50];this.underline_location_register=a[51];this.preset_row_scan=a[52];this.offset_register=a[53];this.palette_source=a[54];this.attribute_mode=a[55];this.color_plane_enable=a[56];this.horizontal_panning=a[57];this.color_select=a[58];this.clocking_mode=a[59];this.line_compare=a[60];this.bus.send("screen-set-mode",this.graphical_mode);this.graphical_mode?(this.screen_height=this.screen_width=0,this.svga_enabled?(this.set_size_graphical(this.svga_width,this.svga_height,this.svga_bpp,this.svga_width,
this.svga_height),this.update_layers()):(this.update_vga_size(),this.complete_replot())):(this.set_size_text(this.max_cols,this.max_rows),this.update_cursor_scanline(),this.update_cursor());this.complete_redraw()};
VGAScreen.prototype.vga_memory_read=function(a){if(this.svga_enabled&&this.graphical_mode_is_linear)return a=a-655360|this.svga_bank_offset,this.svga_memory[a];var b=this.miscellaneous_graphics_register>>2&3;a-=VGA_HOST_MEMORY_SPACE_START[b];if(0>a||a>=VGA_HOST_MEMORY_SPACE_SIZE[b])return dbg_log("vga read outside memory space: addr:"+h(a),LOG_VGA),0;this.latch_dword=this.plane0[a];this.latch_dword|=this.plane1[a]<<8;this.latch_dword|=this.plane2[a]<<16;this.latch_dword|=this.plane3[a]<<24;if(this.planar_mode&
8)return b=255,this.color_dont_care&1&&(b&=this.plane0[a]^~(this.color_compare&1?255:0)),this.color_dont_care&2&&(b&=this.plane1[a]^~(this.color_compare&2?255:0)),this.color_dont_care&4&&(b&=this.plane2[a]^~(this.color_compare&4?255:0)),this.color_dont_care&8&&(b&=this.plane3[a]^~(this.color_compare&8?255:0)),b;b=this.plane_read;this.graphical_mode?this.sequencer_memory_mode&8?(b=a&3,a&=-4):this.planar_mode&16&&(b=a&1,a&=-2):b=0;return this.vga_memory[b<<16|a]};
VGAScreen.prototype.vga_memory_write=function(a,b){if(this.svga_enabled&&this.graphical_mode&&this.graphical_mode_is_linear)this.vga_memory_write_graphical_linear(a-655360,b);else{var c=this.miscellaneous_graphics_register>>2&3;a-=VGA_HOST_MEMORY_SPACE_START[c];0>a||a>=VGA_HOST_MEMORY_SPACE_SIZE[c]?dbg_log("vga write outside memory space: addr:"+h(a)+", value:"+h(b),LOG_VGA):this.graphical_mode?this.vga_memory_write_graphical(a,b):this.plane_write_bm&3&&this.vga_memory_write_text_mode(a,b)}};
VGAScreen.prototype.vga_memory_write_graphical_linear=function(a,b){a|=this.svga_bank_offset;this.diff_addr_min=a<this.diff_addr_min?a:this.diff_addr_min;this.diff_addr_max=a>this.diff_addr_max?a:this.diff_addr_max;this.svga_memory[a]=b};
VGAScreen.prototype.vga_memory_write_graphical=function(a,b){var c=this.planar_mode&3,d=this.apply_feed(this.planar_bitmap),e=this.apply_expand(this.planar_setreset),f=this.apply_expand(this.planar_setreset_enable);switch(c){case 0:b=this.apply_rotate(b);var k=this.apply_feed(b);k=this.apply_setreset(k,f);k=this.apply_logical(k,this.latch_dword);k=this.apply_bitmask(k,d);break;case 1:k=this.latch_dword;break;case 2:k=this.apply_expand(b);k=this.apply_logical(k,this.latch_dword);k=this.apply_bitmask(k,
d);break;case 3:b=this.apply_rotate(b),d&=this.apply_feed(b),k=this.apply_bitmask(e,d)}b=15;switch(this.sequencer_memory_mode&12){case 0:b=5<<(a&1);a&=-2;break;case 8:case 12:b=1<<(a&3),a&=-4}b&=this.plane_write_bm;b&1&&(this.plane0[a]=k>>0&255);b&2&&(this.plane1[a]=k>>8&255);b&4&&(this.plane2[a]=k>>16&255);b&8&&(this.plane3[a]=k>>24&255);a=this.vga_addr_to_pixel(a);this.partial_replot(a,a+7)};VGAScreen.prototype.apply_feed=function(a){return a|a<<8|a<<16|a<<24};
VGAScreen.prototype.apply_expand=function(a){return(a&1?255:0)|(a&2?255:0)<<8|(a&4?255:0)<<16|(a&8?255:0)<<24};VGAScreen.prototype.apply_rotate=function(a){return(a|a<<8)>>>(this.planar_rotate_reg&7)&255};VGAScreen.prototype.apply_setreset=function(a,b){var c=this.apply_expand(this.planar_setreset);return(a|b&c)&(~b|c)};VGAScreen.prototype.apply_logical=function(a,b){switch(this.planar_rotate_reg&24){case 8:return a&b;case 16:return a|b;case 24:return a^b}return a};
VGAScreen.prototype.apply_bitmask=function(a,b){return b&a|~b&this.latch_dword};VGAScreen.prototype.text_mode_redraw=function(){for(var a=this.start_address<<1,b,c,d=0;d<this.max_rows;d++)for(var e=0;e<this.max_cols;e++)b=this.vga_memory[a],c=this.vga_memory[a|1],this.bus.send("screen-put-char",[d,e,b,this.vga256_palette[c>>4&15],this.vga256_palette[c&15]]),a+=2};
VGAScreen.prototype.vga_memory_write_text_mode=function(a,b){var c=(a>>1)-this.start_address,d=c/this.max_cols|0;c%=this.max_cols;if(a&1){var e=b;var f=this.vga_memory[a&-2]}else f=b,e=this.vga_memory[a|1];this.bus.send("screen-put-char",[d,c,f,this.vga256_palette[e>>4&15],this.vga256_palette[e&15]]);this.vga_memory[a]=b};
VGAScreen.prototype.update_cursor=function(){var a=(this.cursor_address-this.start_address)/this.max_cols|0,b=(this.cursor_address-this.start_address)%this.max_cols;a=Math.min(this.max_rows-1,a);this.bus.send("screen-update-cursor",[a,b])};VGAScreen.prototype.svga_memory_read8=function(a){return this.svga_memory[a&268435455]};
VGAScreen.prototype.svga_memory_read32=function(a){a&=268435455;return a&3?this.svga_memory[a]|this.svga_memory[a+1]<<8|this.svga_memory[a+2]<<16|this.svga_memory[a+3]<<24:this.svga_memory32[a>>2]};VGAScreen.prototype.svga_memory_write8=function(a,b){a&=268435455;this.svga_memory[a]=b;this.diff_addr_min=a<this.diff_addr_min?a:this.diff_addr_min;this.diff_addr_max=a>this.diff_addr_max?a:this.diff_addr_max};
VGAScreen.prototype.svga_memory_write32=function(a,b){a&=268435455;this.diff_addr_min=a<this.diff_addr_min?a:this.diff_addr_min;this.diff_addr_max=a+3>this.diff_addr_max?a+3:this.diff_addr_max;this.svga_memory[a]=b;this.svga_memory[a+1]=b>>8;this.svga_memory[a+2]=b>>16;this.svga_memory[a+3]=b>>24};
VGAScreen.prototype.complete_redraw=function(){dbg_log("complete redraw",LOG_VGA);this.graphical_mode?(this.diff_addr_min=0,this.diff_addr_max=this.svga_enabled?this.vga_memory_size:VGA_PIXEL_BUFFER_SIZE):this.text_mode_redraw()};VGAScreen.prototype.complete_replot=function(){dbg_log("complete replot",LOG_VGA);this.graphical_mode&&!this.svga_enabled&&(this.diff_plot_min=0,this.diff_plot_max=VGA_PIXEL_BUFFER_SIZE,this.complete_redraw())};
VGAScreen.prototype.partial_redraw=function(a,b){a<this.diff_addr_min&&(this.diff_addr_min=a);b>this.diff_addr_max&&(this.diff_addr_max=b)};VGAScreen.prototype.partial_replot=function(a,b){a<this.diff_plot_min&&(this.diff_plot_min=a);b>this.diff_plot_max&&(this.diff_plot_max=b);this.partial_redraw(a,b)};VGAScreen.prototype.reset_diffs=function(){this.diff_addr_min=this.vga_memory_size;this.diff_addr_max=0;this.diff_plot_min=this.vga_memory_size;this.diff_plot_max=0};VGAScreen.prototype.destroy=function(){};
VGAScreen.prototype.vga_bytes_per_line=function(){var a=this.offset_register<<2;this.underline_location_register&64?a<<=1:this.crtc_mode&64&&(a>>>=1);return a};VGAScreen.prototype.vga_addr_shift_count=function(){var a=128+(~this.underline_location_register&this.crtc_mode&64);a-=this.underline_location_register&64;a-=this.attribute_mode&64;return a>>>6};
VGAScreen.prototype.vga_addr_to_pixel=function(a){var b=this.vga_addr_shift_count();if(~this.crtc_mode&3){var c=a-this.start_address;c&=this.crtc_mode<<13|-24577;c<<=b;var d=c/this.virtual_width|0;c%=this.virtual_width;switch(this.crtc_mode&3){case 2:d=d<<1|a>>13&1;break;case 1:d=d<<1|a>>14&1;break;case 0:d=d<<2|a>>13&3}return d*this.virtual_width+c+(this.start_address<<b)}return a<<b};
VGAScreen.prototype.scan_line_to_screen_row=function(a){this.max_scan_line&128&&(a>>>=1);a=Math.ceil(a/(1+(this.max_scan_line&31)));this.crtc_mode&1||(a<<=1);this.crtc_mode&2||(a<<=1);return a};VGAScreen.prototype.set_size_text=function(a,b){this.max_cols=a;this.max_rows=b;this.bus.send("screen-set-size-text",[a,b])};
VGAScreen.prototype.set_size_graphical=function(a,b,c,d,e){this.stats.is_graphical&&this.stats.bpp===c&&this.screen_width===a&&this.screen_height===b&&this.virtual_width===d&&this.virtual_height===e||(this.screen_width=a,this.screen_height=b,this.virtual_width=d,this.virtual_height=e,this.stats.bpp=c,this.stats.is_graphical=!0,this.stats.res_x=a,this.stats.res_y=b,this.bus.send("screen-set-size-graphical",[a,b,d,e,c]))};
VGAScreen.prototype.update_vga_size=function(){if(!this.svga_enabled){var a=Math.min(1+this.horizontal_display_enable_end,this.horizontal_blank_start),b=Math.min(1+this.vertical_display_enable_end,this.vertical_blank_start);if(a&&b)if(this.graphical_mode){a<<=3;var c=this.offset_register<<4;this.attribute_mode&64&&(a>>>=1,c>>>=1);b=this.scan_line_to_screen_row(b);var d=Math.ceil(VGA_HOST_MEMORY_SPACE_SIZE[0]/this.vga_bytes_per_line());this.set_size_graphical(a,b,8,c,d);this.update_vertical_retrace();
this.update_layers()}else this.max_scan_line&128&&(b>>>=1),c=b/(1+(this.max_scan_line&31))|0,a&&c&&this.set_size_text(a,c)}};
VGAScreen.prototype.update_layers=function(){this.graphical_mode||this.text_mode_redraw();if(this.svga_enabled)this.layers=[];else if(this.virtual_width&&this.screen_width)if(!this.palette_source||this.clocking_mode&32)this.layers=[],this.bus.send("screen-clear");else{var a=this.start_address_latched,b=this.horizontal_panning;this.attribute_mode&64&&(b>>>=1);var c=this.preset_row_scan>>5&3,d=this.vga_addr_to_pixel(a+c);a=d/this.virtual_width|0;var e=d%this.virtual_width+b;d=this.scan_line_to_screen_row(1+
this.line_compare);d=Math.min(d,this.screen_height);var f=this.screen_height-d;this.layers=[];e=-e;for(var k=0;e<this.screen_width;e+=this.virtual_width,k++)this.layers.push({screen_x:e,screen_y:0,buffer_x:0,buffer_y:a+k,buffer_width:this.virtual_width,buffer_height:d});a=0;this.attribute_mode&32||(a=this.vga_addr_to_pixel(c)+b);e=-a;for(k=0;e<this.screen_width;e+=this.virtual_width,k++)this.layers.push({screen_x:e,screen_y:d,buffer_x:0,buffer_y:k,buffer_width:this.virtual_width,buffer_height:f})}};
VGAScreen.prototype.update_vertical_retrace=function(){this.port_3DA_value|=8;this.start_address_latched!==this.start_address&&(this.start_address_latched=this.start_address,this.update_layers())};VGAScreen.prototype.update_cursor_scanline=function(){this.bus.send("screen-update-cursor-scanline",[this.cursor_scanline_start,this.cursor_scanline_end])};
VGAScreen.prototype.port3C0_write=function(a){if(-1===this.attribute_controller_index)dbg_log("attribute controller index register: "+h(a),LOG_VGA),this.attribute_controller_index=a&31,dbg_log("attribute actual index: "+h(this.attribute_controller_index),LOG_VGA),this.palette_source!==(a&32)&&(this.palette_source=a&32,this.update_layers());else{if(16>this.attribute_controller_index)dbg_log("internal palette: "+h(this.attribute_controller_index)+" -> "+h(a),LOG_VGA),this.dac_map[this.attribute_controller_index]=
a,this.attribute_mode&64||this.complete_redraw();else switch(this.attribute_controller_index){case 16:dbg_log("3C0 / attribute mode control: "+h(a),LOG_VGA);if(this.attribute_mode!==a){var b=this.attribute_mode;this.attribute_mode=a;var c=0<(a&1);this.svga_enabled||this.graphical_mode===c||(this.graphical_mode=c,this.bus.send("screen-set-mode",this.graphical_mode));(b^a)&64&&this.complete_replot();this.update_vga_size();this.complete_redraw()}break;case 18:dbg_log("3C0 / color plane enable: "+h(a),
LOG_VGA);this.color_plane_enable!==a&&(this.color_plane_enable=a,this.complete_redraw());break;case 19:dbg_log("3C0 / horizontal panning: "+h(a),LOG_VGA);this.horizontal_panning!==a&&(this.horizontal_panning=a&15,this.update_layers());break;case 20:dbg_log("3C0 / color select: "+h(a),LOG_VGA);this.color_select!==a&&(this.color_select=a,this.complete_redraw());break;default:dbg_log("3C0 / attribute controller write "+h(this.attribute_controller_index)+": "+h(a),LOG_VGA)}this.attribute_controller_index=
-1}};VGAScreen.prototype.port3C0_read=function(){dbg_log("3C0 read",LOG_VGA);return this.attribute_controller_index|this.palette_source};VGAScreen.prototype.port3C0_read16=function(){dbg_log("3C0 read16",LOG_VGA);return this.port3C0_read()&255|this.port3C1_read()<<8&65280};
VGAScreen.prototype.port3C1_read=function(){if(16>this.attribute_controller_index)return dbg_log("3C1 / internal palette read: "+h(this.attribute_controller_index)+" -> "+h(this.dac_map[this.attribute_controller_index]),LOG_VGA),this.dac_map[this.attribute_controller_index]&255;switch(this.attribute_controller_index){case 16:return dbg_log("3C1 / attribute mode read: "+h(this.attribute_mode),LOG_VGA),this.attribute_mode;case 18:return dbg_log("3C1 / color plane enable read: "+h(this.color_plane_enable),
LOG_VGA),this.color_plane_enable;case 19:return dbg_log("3C1 / horizontal panning read: "+h(this.horizontal_panning),LOG_VGA),this.horizontal_panning;case 20:return dbg_log("3C1 / color select read: "+h(this.color_select),LOG_VGA),this.color_select;default:dbg_log("3C1 / attribute controller read "+h(this.attribute_controller_index),LOG_VGA)}return 255};VGAScreen.prototype.port3C2_write=function(a){dbg_log("3C2 / miscellaneous output register = "+h(a),LOG_VGA);this.miscellaneous_output_register=a};
VGAScreen.prototype.port3C4_write=function(a){this.sequencer_index=a};VGAScreen.prototype.port3C4_read=function(){return this.sequencer_index};
VGAScreen.prototype.port3C5_write=function(a){switch(this.sequencer_index){case 1:dbg_log("clocking mode: "+h(a),LOG_VGA);var b=this.clocking_mode;this.clocking_mode=a;(b^a)&32&&this.update_layers();break;case 2:dbg_log("plane write mask: "+h(a),LOG_VGA);this.plane_write_bm=a;break;case 4:dbg_log("sequencer memory mode: "+h(a),LOG_VGA);this.sequencer_memory_mode=a;break;default:dbg_log("3C5 / sequencer write "+h(this.sequencer_index)+": "+h(a),LOG_VGA)}};
VGAScreen.prototype.port3C5_read=function(){dbg_log("3C5 / sequencer read "+h(this.sequencer_index),LOG_VGA);switch(this.sequencer_index){case 1:return this.clocking_mode;case 2:return this.plane_write_bm;case 4:return this.sequencer_memory_mode;case 6:return 18}return 0};VGAScreen.prototype.port3C7_write=function(a){dbg_log("3C7 write: "+h(a),LOG_VGA);this.dac_color_index_read=3*a;this.dac_state&=0};VGAScreen.prototype.port3C7_read=function(){return this.dac_state};
VGAScreen.prototype.port3C8_write=function(a){this.dac_color_index_write=3*a;this.dac_state|=3};VGAScreen.prototype.port3C8_read=function(){return this.dac_color_index_write/3|0};
VGAScreen.prototype.port3C9_write=function(a){var b=this.dac_color_index_write/3|0,c=this.dac_color_index_write%3,d=this.vga256_palette[b];a=255*(a&63)/63|0;0===c?d=d&-16711681|a<<16:1===c?d=d&-65281|a<<8:(d=d&-256|a,dbg_log("dac set color, index="+h(b)+" value="+h(d),LOG_VGA));this.vga256_palette[b]!==d&&(this.vga256_palette[b]=d,this.complete_redraw());this.dac_color_index_write++};
VGAScreen.prototype.port3C9_read=function(){dbg_log("3C9 read",LOG_VGA);var a=this.dac_color_index_read%3,b=this.vga256_palette[this.dac_color_index_read/3|0];this.dac_color_index_read++;return(b>>8*(2-a)&255)/255*63|0};VGAScreen.prototype.port3CC_read=function(){dbg_log("3CC read",LOG_VGA);return this.miscellaneous_output_register};VGAScreen.prototype.port3CE_write=function(a){this.graphics_index=a};VGAScreen.prototype.port3CE_read=function(){return this.graphics_index};
VGAScreen.prototype.port3CF_write=function(a){switch(this.graphics_index){case 0:this.planar_setreset=a;dbg_log("plane set/reset: "+h(a),LOG_VGA);break;case 1:this.planar_setreset_enable=a;dbg_log("plane set/reset enable: "+h(a),LOG_VGA);break;case 2:this.color_compare=a;dbg_log("color compare: "+h(a),LOG_VGA);break;case 3:this.planar_rotate_reg=a;dbg_log("plane rotate: "+h(a),LOG_VGA);break;case 4:this.plane_read=a;dbg_log("plane read: "+h(a),LOG_VGA);break;case 5:var b=this.planar_mode;this.planar_mode=
a;dbg_log("planar mode: "+h(a),LOG_VGA);(b^a)&96&&this.complete_replot();break;case 6:dbg_log("miscellaneous graphics register: "+h(a),LOG_VGA);this.miscellaneous_graphics_register!==a&&(this.miscellaneous_graphics_register=a,this.update_vga_size());break;case 7:this.color_dont_care=a;dbg_log("color don't care: "+h(a),LOG_VGA);break;case 8:this.planar_bitmap=a;dbg_log("planar bitmap: "+h(a),LOG_VGA);break;default:dbg_log("3CF / graphics write "+h(this.graphics_index)+": "+h(a),LOG_VGA)}};
VGAScreen.prototype.port3CF_read=function(){dbg_log("3CF / graphics read "+h(this.graphics_index),LOG_VGA);switch(this.graphics_index){case 0:return this.planar_setreset;case 1:return this.planar_setreset_enable;case 2:return this.color_compare;case 3:return this.planar_rotate_reg;case 4:return this.plane_read;case 5:return this.planar_mode;case 6:return this.miscellaneous_graphics_register;case 7:return this.color_dont_care;case 8:return this.planar_bitmap}return 0};
VGAScreen.prototype.port3D4_write=function(a){dbg_log("3D4 / crtc index: "+a,LOG_VGA);this.index_crtc=a};VGAScreen.prototype.port3D4_read=function(){dbg_log("3D4 read / crtc index: "+this.index_crtc,LOG_VGA);return this.index_crtc};
VGAScreen.prototype.port3D5_write=function(a){switch(this.index_crtc){case 1:dbg_log("3D5 / hdisp enable end write: "+h(a),LOG_VGA);this.horizontal_display_enable_end!==a&&(this.horizontal_display_enable_end=a,this.update_vga_size());break;case 2:this.horizontal_blank_start!==a&&(this.horizontal_blank_start=a,this.update_vga_size());break;case 7:dbg_log("3D5 / overflow register write: "+h(a),LOG_VGA);var b=this.vertical_display_enable_end;this.vertical_display_enable_end&=255;this.vertical_display_enable_end=
this.vertical_display_enable_end|a<<3&512|a<<7&256;b!=this.vertical_display_enable_end&&this.update_vga_size();this.line_compare=this.line_compare&767|a<<4&256;b=this.vertical_blank_start;this.vertical_blank_start=this.vertical_blank_start&767|a<<5&256;b!==this.vertical_blank_start&&this.update_vga_size();this.update_layers();break;case 8:dbg_log("3D5 / preset row scan write: "+h(a),LOG_VGA);this.preset_row_scan=a;this.update_layers();break;case 9:dbg_log("3D5 / max scan line write: "+h(a),LOG_VGA);
this.max_scan_line=a;this.line_compare=this.line_compare&511|a<<3&512;b=this.vertical_blank_start;this.vertical_blank_start=this.vertical_blank_start&511|a<<4&512;b!==this.vertical_blank_start&&this.update_vga_size();this.update_layers();break;case 10:dbg_log("3D5 / cursor scanline start write: "+h(a),LOG_VGA);this.cursor_scanline_start=a;this.update_cursor_scanline();break;case 11:dbg_log("3D5 / cursor scanline end write: "+h(a),LOG_VGA);this.cursor_scanline_end=a;this.update_cursor_scanline();break;
case 12:(this.start_address>>8&255)!==a&&(this.start_address=this.start_address&255|a<<8,this.update_layers(),~this.crtc_mode&3&&this.complete_replot());dbg_log("3D5 / start addr hi write: "+h(a)+" -> "+h(this.start_address,4),LOG_VGA);break;case 13:(this.start_address&255)!==a&&(this.start_address=this.start_address&65280|a,this.update_layers(),~this.crtc_mode&3&&this.complete_replot());dbg_log("3D5 / start addr lo write: "+h(a)+" -> "+h(this.start_address,4),LOG_VGA);break;case 14:dbg_log("3D5 / cursor address hi write: "+
h(a),LOG_VGA);this.cursor_address=this.cursor_address&255|a<<8;this.update_cursor();break;case 15:dbg_log("3D5 / cursor address lo write: "+h(a),LOG_VGA);this.cursor_address=this.cursor_address&65280|a;this.update_cursor();break;case 18:dbg_log("3D5 / vdisp enable end write: "+h(a),LOG_VGA);(this.vertical_display_enable_end&255)!==a&&(this.vertical_display_enable_end=this.vertical_display_enable_end&768|a,this.update_vga_size());break;case 19:dbg_log("3D5 / offset register write: "+h(a),LOG_VGA);
this.offset_register!==a&&(this.offset_register=a,this.update_vga_size(),~this.crtc_mode&3&&this.complete_replot());break;case 20:dbg_log("3D5 / underline location write: "+h(a),LOG_VGA);this.underline_location_register!==a&&(b=this.underline_location_register,this.underline_location_register=a,this.update_vga_size(),(b^a)&64&&this.complete_replot());break;case 21:dbg_log("3D5 / vertical blank start write: "+h(a),LOG_VGA);(this.vertical_blank_start&255)!==a&&(this.vertical_blank_start=this.vertical_blank_start&
768|a,this.update_vga_size());break;case 23:dbg_log("3D5 / crtc mode write: "+h(a),LOG_VGA);this.crtc_mode!==a&&(b=this.crtc_mode,this.crtc_mode=a,this.update_vga_size(),(b^a)&67&&this.complete_replot());break;case 24:dbg_log("3D5 / line compare write: "+h(a),LOG_VGA);this.line_compare=this.line_compare&768|a;this.update_layers();break;default:this.index_crtc<this.crtc.length&&(this.crtc[this.index_crtc]=a),dbg_log("3D5 / CRTC write "+h(this.index_crtc)+": "+h(a),LOG_VGA)}};
VGAScreen.prototype.port3D5_read=function(){dbg_log("3D5 read "+h(this.index_crtc),LOG_VGA);switch(this.index_crtc){case 1:return this.horizontal_display_enable_end;case 2:return this.horizontal_blank_start;case 7:return this.vertical_display_enable_end>>7&2|this.vertical_blank_start>>5&8|this.line_compare>>4&16|this.vertical_display_enable_end>>3&64;case 8:return this.preset_row_scan;case 9:return this.max_scan_line;case 10:return this.cursor_scanline_start;case 11:return this.cursor_scanline_end;
case 12:return this.start_address&255;case 13:return this.start_address>>8;case 14:return this.cursor_address>>8;case 15:return this.cursor_address&255;case 18:return this.vertical_display_enable_end&255;case 19:return this.offset_register;case 20:return this.underline_location_register;case 21:return this.vertical_blank_start&255;case 23:return this.crtc_mode;case 24:return this.line_compare&255}return this.index_crtc<this.crtc.length?this.crtc[this.index_crtc]:0};
VGAScreen.prototype.port3DA_read=function(){dbg_log("3DA read - status 1 and clear attr index",LOG_VGA);var a=this.port_3DA_value;this.graphical_mode?(this.port_3DA_value^=1,this.port_3DA_value&=1):(this.port_3DA_value&1&&(this.port_3DA_value^=8),this.port_3DA_value^=1);this.attribute_controller_index=-1;return a};VGAScreen.prototype.svga_bytes_per_line=function(){return this.svga_width*(15===this.svga_bpp?16:this.svga_bpp)/8};VGAScreen.prototype.port1CE_write=function(a){this.dispi_index=a};
VGAScreen.prototype.port1CF_write=function(a){dbg_log("1CF / dispi write "+h(this.dispi_index)+": "+h(a),LOG_VGA);switch(this.dispi_index){case 1:this.svga_width=a;this.svga_width>MAX_XRES&&(dbg_log("svga_width reduced from "+this.svga_width+" to "+MAX_XRES,LOG_VGA),this.svga_width=MAX_XRES);break;case 2:this.svga_height=a;this.svga_height>MAX_YRES&&(dbg_log("svga_height reduced from "+this.svga_height+" to "+MAX_YRES,LOG_VGA),this.svga_height=MAX_YRES);break;case 3:this.svga_bpp=a;break;case 4:this.svga_enabled=
1===(a&1);this.dispi_enable_value=a;break;case 5:this.svga_bank_offset=a<<16;break;case 9:this.svga_offset=a*this.svga_bytes_per_line(),dbg_log("SVGA offset: "+h(this.svga_offset)+" y="+h(a),LOG_VGA),this.complete_redraw()}!this.svga_enabled||this.svga_width&&this.svga_height||(dbg_log("SVGA: disabled because of invalid width/height: "+this.svga_width+"x"+this.svga_height,LOG_VGA),this.svga_enabled=!1);dbg_assert(4!==this.svga_bpp,"unimplemented svga bpp: 4");dbg_assert(15!==this.svga_bpp,"unimplemented svga bpp: 15");
dbg_assert(4===this.svga_bpp||8===this.svga_bpp||15===this.svga_bpp||16===this.svga_bpp||24===this.svga_bpp||32===this.svga_bpp,"unexpected svga bpp: "+this.svga_bpp);dbg_log("SVGA: enabled="+this.svga_enabled+", "+this.svga_width+"x"+this.svga_height+"x"+this.svga_bpp,LOG_VGA);this.svga_enabled&&4===this.dispi_index&&(this.set_size_graphical(this.svga_width,this.svga_height,this.svga_bpp,this.svga_width,this.svga_height),this.bus.send("screen-set-mode",!0),this.graphical_mode_is_linear=this.graphical_mode=
!0);this.svga_enabled||(this.svga_bank_offset=0);this.update_layers()};VGAScreen.prototype.port1CF_read=function(){dbg_log("1CF / dispi read "+h(this.dispi_index),LOG_VGA);return this.svga_register_read(this.dispi_index)};
VGAScreen.prototype.svga_register_read=function(a){switch(a){case 0:return 45248;case 1:return this.dispi_enable_value&2?MAX_XRES:this.svga_width;case 2:return this.dispi_enable_value&2?MAX_YRES:this.svga_height;case 3:return this.dispi_enable_value&2?MAX_BPP:this.svga_bpp;case 4:return this.dispi_enable_value;case 5:return this.svga_bank_offset>>>16;case 6:return this.screen_width?this.screen_width:1;case 8:return 0;case 10:return this.vga_memory_size/VGA_BANK_SIZE|0}return 255};
VGAScreen.prototype.vga_replot=function(){for(var a=this.diff_plot_min&-16,b=Math.min(this.diff_plot_max|15,VGA_PIXEL_BUFFER_SIZE-1),c=this.vga_addr_shift_count(),d=~this.crtc_mode&3,e=this.planar_mode&96,f=this.attribute_mode&64;a<=b;){var k=a>>>c;if(d){var g=a/this.virtual_width|0,l=a-this.virtual_width*g;switch(d){case 1:k=(g&1)<<13;g>>>=1;break;case 2:k=(g&1)<<14;g>>>=1;break;case 3:k=(g&3)<<13,g>>>=2}k|=(g*this.virtual_width+l>>>c)+this.start_address}g=this.plane0[k];l=this.plane1[k];var m=this.plane2[k],
n=this.plane3[k];k=new Uint8Array(8);switch(e){case 0:g<<=0;l<<=1;m<<=2;n<<=3;for(var r=7;0<=r;r--)k[7-r]=g>>r&1|l>>r&2|m>>r&4|n>>r&8;break;case 32:k[0]=g>>6&3|m>>4&12;k[1]=g>>4&3|m>>2&12;k[2]=g>>2&3|m>>0&12;k[3]=g>>0&3|m<<2&12;k[4]=l>>6&3|n>>4&12;k[5]=l>>4&3|n>>2&12;k[6]=l>>2&3|n>>0&12;k[7]=l>>0&3|n<<2&12;break;case 64:case 96:k[0]=g>>4&15,k[1]=g>>0&15,k[2]=l>>4&15,k[3]=l>>0&15,k[4]=m>>4&15,k[5]=m>>0&15,k[6]=n>>4&15,k[7]=n>>0&15}if(f)for(g=r=0;4>r;r++,a++,g+=2)this.pixel_buffer[a]=k[g]<<4|k[g+1];
else for(r=0;8>r;r++,a++)this.pixel_buffer[a]=k[r]}};
VGAScreen.prototype.vga_redraw=function(){var a=this.diff_addr_min,b=Math.min(this.diff_addr_max,VGA_PIXEL_BUFFER_SIZE-1),c=this.dest_buffer;if(c){var d=255,e=0;this.attribute_mode&128&&(d&=207,e|=this.color_select<<4&48);if(this.attribute_mode&64)for(;a<=b;a++){var f=this.pixel_buffer[a]&d|e;f=this.vga256_palette[f];c[a]=f&65280|f<<16|f>>16|4278190080}else for(d&=63,e|=this.color_select<<4&192;a<=b;a++)f=this.dac_map[this.pixel_buffer[a]&this.color_plane_enable]&d|e,f=this.vga256_palette[f],c[a]=
f&65280|f<<16|f>>16|4278190080}};
VGAScreen.prototype.screen_fill_buffer=function(){if(this.graphical_mode)if(this.dest_buffer)if(this.diff_addr_max<this.diff_addr_min&&this.diff_plot_max<this.diff_plot_min)this.bus.send("screen-fill-buffer-end",this.layers);else{if(this.svga_enabled){var a=this.svga_bpp,b=this.dest_buffer,c=this.diff_addr_min,d=this.diff_addr_max;switch(a){case 32:var e=c-this.svga_offset>>2,f=(d-this.svga_offset>>2)+1;a=c>>2;for(c=e;c<f;c++)d=this.svga_memory32[a++],b[c]=d<<16|d>>16&255|d&65280|4278190080;break;
case 24:c-=c%3;d+=3-d%3;dbg_assert(0===this.svga_offset%3);e=(c-this.svga_offset)/3|0;f=((d-this.svga_offset)/3|0)+1;a=c;for(c=e;a<d;c++){var k=this.svga_memory[a++],g=this.svga_memory[a++],l=this.svga_memory[a++];b[c]=k<<16|g<<8|l|4278190080}break;case 16:e=c-this.svga_offset>>1;f=(d-this.svga_offset>>1)+1;a=c>>1;for(c=e;c<f;c++)d=this.svga_memory16[a++],l=255*(d>>11)/31|0,g=255*(d>>5&63)/63|0,k=255*(d&31)/31|0,b[c]=k<<16|g<<8|l|4278190080;break;case 8:e=c-this.svga_offset;f=d-this.svga_offset+1;
for(a=c;c<=d;c++)g=this.vga256_palette[this.svga_memory[a++]],b[c]=g&65280|g<<16|g>>16|4278190080;break;default:dbg_assert(!1,"Unsupported BPP: "+a)}b=e/this.svga_width|0;this.bus.send("screen-fill-buffer-end",[{screen_x:0,screen_y:b,buffer_x:0,buffer_y:b,buffer_width:this.svga_width,buffer_height:(f/this.svga_width|0)-b+1}])}else this.vga_replot(),this.vga_redraw(),this.bus.send("screen-fill-buffer-end",this.layers);this.reset_diffs()}else dbg_log("Cannot fill buffer: No destination buffer",LOG_VGA);
this.update_vertical_retrace()};let PS2_LOG_VERBOSE=!1;
function PS2(a,b){this.cpu=a;this.bus=b;this.use_mouse=this.enable_mouse_stream=!1;this.have_mouse=!0;this.mouse_clicks=this.mouse_delta_y=this.mouse_delta_x=0;this.have_keyboard=!0;this.next_read_resolution=this.next_read_rate=this.next_handle_scan_code_set=this.next_read_led=this.next_read_sample=this.next_is_mouse_command=this.enable_keyboard_stream=!1;this.kbd_buffer=new ByteQueue(1024);this.last_port60_byte=0;this.sample_rate=100;this.resolution=4;this.scaling2=!1;this.last_mouse_packet=-1;this.mouse_buffer=
new ByteQueue(1024);this.next_byte_is_aux=this.next_byte_is_ready=!1;this.bus.register("keyboard-code",function(c){this.kbd_send_code(c)},this);this.bus.register("mouse-click",function(c){this.mouse_send_click(c[0],c[1],c[2])},this);this.bus.register("mouse-delta",function(c){this.mouse_send_delta(c[0],c[1])},this);this.bus.register("mouse-wheel",function(c){},this);this.command_register=5;this.read_command_register=this.read_output_register=!1;a.io.register_read(96,this,this.port60_read);a.io.register_read(100,
this,this.port64_read);a.io.register_write(96,this,this.port60_write);a.io.register_write(100,this,this.port64_write)}
PS2.prototype.get_state=function(){var a=[];a[0]=this.enable_mouse_stream;a[1]=this.use_mouse;a[2]=this.have_mouse;a[3]=this.mouse_delta_x;a[4]=this.mouse_delta_y;a[5]=this.mouse_clicks;a[6]=this.have_keyboard;a[7]=this.enable_keyboard_stream;a[8]=this.next_is_mouse_command;a[9]=this.next_read_sample;a[10]=this.next_read_led;a[11]=this.next_handle_scan_code_set;a[12]=this.next_read_rate;a[13]=this.next_read_resolution;a[15]=this.last_port60_byte;a[16]=this.sample_rate;a[17]=this.resolution;a[18]=
this.scaling2;a[20]=this.command_register;a[21]=this.read_output_register;a[22]=this.read_command_register;return a};
PS2.prototype.set_state=function(a){this.enable_mouse_stream=a[0];this.use_mouse=a[1];this.have_mouse=a[2];this.mouse_delta_x=a[3];this.mouse_delta_y=a[4];this.mouse_clicks=a[5];this.have_keyboard=a[6];this.enable_keyboard_stream=a[7];this.next_is_mouse_command=a[8];this.next_read_sample=a[9];this.next_read_led=a[10];this.next_handle_scan_code_set=a[11];this.next_read_rate=a[12];this.next_read_resolution=a[13];this.last_port60_byte=a[15];this.sample_rate=a[16];this.resolution=a[17];this.scaling2=
a[18];this.command_register=a[20];this.read_output_register=a[21];this.read_command_register=a[22];this.next_byte_is_aux=this.next_byte_is_ready=!1;this.kbd_buffer.clear();this.mouse_buffer.clear();this.bus.send("mouse-enable",this.use_mouse)};PS2.prototype.raise_irq=function(){this.next_byte_is_ready||(this.kbd_buffer.length?this.kbd_irq():this.mouse_buffer.length&&this.mouse_irq())};
PS2.prototype.mouse_irq=function(){this.next_byte_is_aux=this.next_byte_is_ready=!0;this.command_register&2&&(dbg_log("Mouse irq",LOG_PS2),this.cpu.device_lower_irq(12),this.cpu.device_raise_irq(12))};PS2.prototype.kbd_irq=function(){this.next_byte_is_ready=!0;this.next_byte_is_aux=!1;this.command_register&1&&(dbg_log("Keyboard irq",LOG_PS2),this.cpu.device_lower_irq(1),this.cpu.device_raise_irq(1))};
PS2.prototype.kbd_send_code=function(a){this.enable_keyboard_stream&&(dbg_log("adding kbd code: "+h(a),LOG_PS2),this.kbd_buffer.push(a),this.raise_irq())};PS2.prototype.mouse_send_delta=function(a,b){if(this.have_mouse&&this.use_mouse){var c=this.resolution*this.sample_rate/80;this.mouse_delta_x+=a*c;this.mouse_delta_y+=b*c;this.enable_mouse_stream&&(a=this.mouse_delta_x|0,b=this.mouse_delta_y|0,a||b)&&(Date.now(),this.mouse_delta_x-=a,this.mouse_delta_y-=b,this.send_mouse_packet(a,b))}};
PS2.prototype.mouse_send_click=function(a,b,c){this.have_mouse&&this.use_mouse&&(this.mouse_clicks=a|c<<1|b<<2,this.enable_mouse_stream&&this.send_mouse_packet(0,0))};PS2.prototype.send_mouse_packet=function(a,b){var c=(0>b)<<5|(0>a)<<4|8|this.mouse_clicks;this.last_mouse_packet=Date.now();this.mouse_buffer.push(c);this.mouse_buffer.push(a);this.mouse_buffer.push(b);PS2_LOG_VERBOSE&&dbg_log("adding mouse packets: "+[c,a,b],LOG_PS2);this.raise_irq()};
PS2.prototype.apply_scaling2=function(a){var b=a>>31;switch(Math.abs(a)){case 0:case 1:case 3:return a;case 2:return b;case 4:return 6*b;case 5:return 9*b;default:return a<<1}};
PS2.prototype.port60_read=function(){this.next_byte_is_ready=!1;if(!this.kbd_buffer.length&&!this.mouse_buffer.length)return dbg_log("Port 60 read: Empty",LOG_PS2),this.last_port60_byte;this.next_byte_is_aux?(this.cpu.device_lower_irq(12),this.last_port60_byte=this.mouse_buffer.shift(),dbg_log("Port 60 read (mouse): "+h(this.last_port60_byte),LOG_PS2)):(this.cpu.device_lower_irq(1),this.last_port60_byte=this.kbd_buffer.shift(),dbg_log("Port 60 read (kbd) : "+h(this.last_port60_byte),LOG_PS2));(this.kbd_buffer.length||
this.mouse_buffer.length)&&this.raise_irq();return this.last_port60_byte};PS2.prototype.port64_read=function(){var a=16;this.next_byte_is_ready&&(a|=1);this.next_byte_is_aux&&(a|=32);dbg_log("port 64 read: "+h(a),LOG_PS2);return a};
PS2.prototype.port60_write=function(a){dbg_log("port 60 write: "+h(a),LOG_PS2);if(this.read_command_register)this.command_register=a,this.read_command_register=!1,dbg_log("Keyboard command register = "+h(this.command_register),LOG_PS2);else if(this.read_output_register)this.read_output_register=!1,this.mouse_buffer.clear(),this.mouse_buffer.push(a),this.mouse_irq();else if(this.next_read_sample)this.next_read_sample=!1,this.mouse_buffer.clear(),this.mouse_buffer.push(250),this.sample_rate=a,dbg_log("mouse sample rate: "+
h(a),LOG_PS2),this.sample_rate||(dbg_log("invalid sample rate, reset to 100",LOG_PS2),this.sample_rate=100),this.mouse_irq();else if(this.next_read_resolution)this.next_read_resolution=!1,this.mouse_buffer.clear(),this.mouse_buffer.push(250),3<a?(this.resolution=4,dbg_log("invalid resolution, resetting to 4",LOG_PS2)):(this.resolution=1<<a,dbg_log("resolution: "+this.resolution,LOG_PS2)),this.mouse_irq();else if(this.next_read_led)this.next_read_led=!1,this.kbd_buffer.push(250),this.kbd_irq();else if(this.next_handle_scan_code_set)this.next_handle_scan_code_set=
!1,this.kbd_buffer.push(250),this.kbd_irq(),a||this.kbd_buffer.push(2);else if(this.next_read_rate)this.next_read_rate=!1,this.kbd_buffer.push(250),this.kbd_irq();else if(this.next_is_mouse_command){if(this.next_is_mouse_command=!1,dbg_log("Port 60 data register write: "+h(a),LOG_PS2),this.have_mouse){this.kbd_buffer.clear();this.mouse_buffer.clear();this.mouse_buffer.push(250);switch(a){case 230:dbg_log("Scaling 1:1",LOG_PS2);this.scaling2=!1;break;case 231:dbg_log("Scaling 2:1",LOG_PS2);this.scaling2=
!0;break;case 232:this.next_read_resolution=!0;break;case 233:this.send_mouse_packet(0,0);break;case 235:dbg_log("unimplemented request single packet",LOG_PS2);this.send_mouse_packet(0,0);break;case 242:this.mouse_buffer.push(0);this.mouse_buffer.push(0);this.mouse_clicks=this.mouse_delta_x=this.mouse_delta_y=0;break;case 243:this.next_read_sample=!0;break;case 244:this.use_mouse=this.enable_mouse_stream=!0;this.bus.send("mouse-enable",!0);this.mouse_clicks=this.mouse_delta_x=this.mouse_delta_y=0;
break;case 245:this.enable_mouse_stream=!1;break;case 246:this.enable_mouse_stream=!1;this.sample_rate=100;this.scaling2=!1;this.resolution=4;break;case 255:dbg_log("Mouse reset",LOG_PS2);this.mouse_buffer.push(170);this.mouse_buffer.push(0);this.use_mouse=!0;this.bus.send("mouse-enable",!0);this.enable_mouse_stream=!1;this.sample_rate=100;this.scaling2=!1;this.resolution=4;this.mouse_clicks=this.mouse_delta_x=this.mouse_delta_y=0;break;default:dbg_log("Unimplemented mouse command: "+h(a),LOG_PS2)}this.mouse_irq()}}else{dbg_log("Port 60 data register write: "+
h(a),LOG_PS2);this.mouse_buffer.clear();this.kbd_buffer.clear();this.kbd_buffer.push(250);switch(a){case 237:this.next_read_led=!0;break;case 240:this.next_handle_scan_code_set=!0;break;case 242:this.kbd_buffer.push(171);this.kbd_buffer.push(83);break;case 243:this.next_read_rate=!0;break;case 244:dbg_log("kbd enable scanning",LOG_PS2);this.enable_keyboard_stream=!0;break;case 245:dbg_log("kbd disable scanning",LOG_PS2);this.enable_keyboard_stream=!1;break;case 246:break;case 255:this.kbd_buffer.clear();
this.kbd_buffer.push(250);this.kbd_buffer.push(170);this.kbd_buffer.push(0);break;default:dbg_log("Unimplemented keyboard command: "+h(a),LOG_PS2)}this.kbd_irq()}};
PS2.prototype.port64_write=function(a){dbg_log("port 64 write: "+h(a),LOG_PS2);switch(a){case 32:this.kbd_buffer.clear();this.mouse_buffer.clear();this.kbd_buffer.push(this.command_register);this.kbd_irq();break;case 96:this.read_command_register=!0;break;case 211:this.read_output_register=!0;break;case 212:this.next_is_mouse_command=!0;break;case 167:dbg_log("Disable second port",LOG_PS2);this.command_register|=32;break;case 168:dbg_log("Enable second port",LOG_PS2);this.command_register&=-33;break;
case 169:this.kbd_buffer.clear();this.mouse_buffer.clear();this.kbd_buffer.push(0);this.kbd_irq();break;case 170:this.kbd_buffer.clear();this.mouse_buffer.clear();this.kbd_buffer.push(85);this.kbd_irq();break;case 171:this.kbd_buffer.clear();this.mouse_buffer.clear();this.kbd_buffer.push(0);this.kbd_irq();break;case 173:dbg_log("Disable Keyboard",LOG_PS2);this.command_register|=16;break;case 174:dbg_log("Enable Keyboard",LOG_PS2);this.command_register&=-17;break;case 254:dbg_log("CPU reboot via PS2");
this.cpu.reboot_internal();break;default:dbg_log("port 64: Unimplemented command byte: "+h(a),LOG_PS2)}};var PIC_LOG_VERBOSE=!1;
function PIC(a,b){this.irq_value=this.irr=this.isr=this.irq_map=this.irq_mask=0;this.requested_irq=-1;this.master=b;this.is_master=void 0===this.master;this.slave=void 0;this.name=this.is_master?"master":"slave ";this.expect_icw4=!1;this.read_isr=this.state=0;this.auto_eoi=1;this.elcr=this.special_mask_mode=0;this.cpu=a;this.is_master?(this.slave=new PIC(this.cpu,this),this.check_irqs=function(){if(0<=this.requested_irq)PIC_LOG_VERBOSE&&dbg_log("master> Already requested irq: "+this.requested_irq,
LOG_PIC),this.cpu.handle_irqs();else{var c=this.irr&this.irq_mask;if(c){c&=-c;var d=this.special_mask_mode?this.irq_mask:-1;this.isr&&(this.isr&-this.isr&d)<=c?dbg_log("master> higher prio: isr="+h(this.isr,2)+" mask="+h(this.irq_mask&255,2)+" irq="+h(c,2),LOG_PIC):(dbg_assert(0!==c),d=v86util.int_log2_byte(c),dbg_assert(c===1<<d),PIC_LOG_VERBOSE&&dbg_log("master> request irq "+d,LOG_PIC),this.requested_irq=d,this.cpu.handle_irqs())}else PIC_LOG_VERBOSE&&dbg_log("master> no unmasked irrs. irr="+h(this.irr,
2)+" mask="+h(this.irq_mask&255,2)+" isr="+h(this.isr,2),LOG_PIC)}},this.acknowledge_irq=function(){if(-1!==this.requested_irq)if(0===this.irr)PIC_LOG_VERBOSE&&dbg_log("master> spurious requested="+this.requested_irq,LOG_PIC),this.requested_irq=-1;else{dbg_assert(this.irr);dbg_assert(0<=this.requested_irq);var c=1<<this.requested_irq;0===(this.elcr&c)&&(this.irr&=~c);this.auto_eoi||(this.isr|=c);PIC_LOG_VERBOSE&&dbg_log("master> acknowledge "+this.requested_irq,LOG_PIC);2===this.requested_irq?this.slave.acknowledge_irq():
this.cpu.pic_call_irq(this.irq_map|this.requested_irq);this.requested_irq=-1;this.check_irqs()}}):(this.check_irqs=function(){if(0<=this.requested_irq)PIC_LOG_VERBOSE&&dbg_log("slave > Already requested irq: "+this.requested_irq,LOG_PIC),this.cpu.handle_irqs();else{var c=this.irr&this.irq_mask;if(c){c&=-c;var d=this.special_mask_mode?this.irq_mask:-1;this.isr&&(this.isr&-this.isr&d)<=c?PIC_LOG_VERBOSE&&dbg_log("slave > higher prio: isr="+h(this.isr,2)+" irq="+h(c,2),LOG_PIC):(dbg_assert(0!==c),d=
v86util.int_log2_byte(c),dbg_assert(c===1<<d),PIC_LOG_VERBOSE&&dbg_log("slave > request irq "+d,LOG_PIC),this.requested_irq=d,this.master.set_irq(2))}else PIC_LOG_VERBOSE&&dbg_log("slave > no unmasked irrs. irr="+h(this.irr,2)+" mask="+h(this.irq_mask&255,2)+" isr="+h(this.isr,2),LOG_PIC)}},this.acknowledge_irq=function(){if(-1!==this.requested_irq)if(0===this.irr)PIC_LOG_VERBOSE&&dbg_log("slave > spurious requested="+this.requested_irq,LOG_PIC),this.requested_irq=-1,this.master.irq_value&=-5,this.cpu.pic_call_irq(this.irq_map|
7);else{dbg_assert(this.irr);dbg_assert(0<=this.requested_irq);var c=1<<this.requested_irq;0===(this.elcr&c)&&(this.irr&=~c);this.auto_eoi||(this.isr|=c);this.master.irq_value&=-5;PIC_LOG_VERBOSE&&dbg_log("slave > acknowledge "+this.requested_irq,LOG_PIC);this.cpu.pic_call_irq(this.irq_map|this.requested_irq);this.requested_irq=-1;this.check_irqs()}});this.dump=function(){dbg_log("mask: "+h(this.irq_mask&255),LOG_PIC);dbg_log("base: "+h(this.irq_map),LOG_PIC);dbg_log("requested: "+h(this.irr),LOG_PIC);
dbg_log("serviced: "+h(this.isr),LOG_PIC);this.is_master&&this.slave.dump()};this.is_master?(a=32,b=1232):(a=160,b=1233);this.cpu.io.register_write(a,this,this.port20_write);this.cpu.io.register_read(a,this,this.port20_read);this.cpu.io.register_write(a|1,this,this.port21_write);this.cpu.io.register_read(a|1,this,this.port21_read);this.cpu.io.register_write(b,this,this.port4D0_write);this.cpu.io.register_read(b,this,this.port4D0_read);this.is_master?(this.set_irq=function(c){dbg_assert(0<=c&&16>c);
if(8<=c)this.slave.set_irq(c-8);else{var d=1<<c;0===(this.irq_value&d)?(PIC_LOG_VERBOSE&&dbg_log("master> set irq "+c,LOG_PIC),this.irr|=d,this.irq_value|=d,this.check_irqs()):PIC_LOG_VERBOSE&&dbg_log("master> set irq "+c+": already set!",LOG_PIC)}},this.clear_irq=function(c){dbg_assert(0<=c&&16>c);PIC_LOG_VERBOSE&&dbg_log("master> clear irq "+c,LOG_PIC);8<=c?this.slave.clear_irq(c-8):(c=1<<c,this.irq_value&c&&(this.irq_value&=~c,this.irr&=~c,this.check_irqs()))}):(this.set_irq=function(c){dbg_assert(0<=
c&&8>c);var d=1<<c;0===(this.irq_value&d)?(PIC_LOG_VERBOSE&&dbg_log("slave > set irq "+c,LOG_PIC),this.irr|=d,this.irq_value|=d,this.check_irqs()):PIC_LOG_VERBOSE&&dbg_log("slave > set irq "+c+": already set!",LOG_PIC)},this.clear_irq=function(c){dbg_assert(0<=c&&8>c);PIC_LOG_VERBOSE&&dbg_log("slave > clear irq "+c,LOG_PIC);c=1<<c;this.irq_value&c&&(this.irq_value&=~c,this.irr&=~c,this.check_irqs())});this.get_isr=function(){return this.isr}}
PIC.prototype.get_state=function(){var a=[];a[0]=this.irq_mask;a[1]=this.irq_map;a[2]=this.isr;a[3]=this.irr;a[4]=this.is_master;a[5]=this.slave;a[6]=this.expect_icw4;a[7]=this.state;a[8]=this.read_isr;a[9]=this.auto_eoi;a[10]=this.elcr;return a};PIC.prototype.set_state=function(a){this.irq_mask=a[0];this.irq_map=a[1];this.isr=a[2];this.irr=a[3];this.is_master=a[4];this.slave&&this.slave.set_state(a[5]);this.expect_icw4=a[6];this.state=a[7];this.read_isr=a[8];this.auto_eoi=a[9];this.elcr=a[10]};
PIC.prototype.port20_write=function(a){if(a&16)dbg_log("icw1 = "+h(a),LOG_PIC),this.irq_value=this.irq_mask=this.irr=this.isr=0,this.auto_eoi=1,this.requested_irq=-1,this.expect_icw4=a&1,this.state=1;else if(a&8)dbg_log("ocw3: "+h(a),LOG_PIC),a&2&&(this.read_isr=a&1),a&4&&dbg_assert(!1,"unimplemented: polling",LOG_PIC),a&64&&(this.special_mask_mode=32===(a&32),dbg_log("special mask mode: "+this.special_mask_mode,LOG_PIC));else{dbg_log("eoi: "+h(a)+" ("+this.name+")",LOG_PIC);var b=a>>5;1===b?(this.isr&=
this.isr-1,dbg_log("new isr: "+h(this.isr,2),LOG_PIC)):3===b?this.isr&=~(1<<(a&7)):192===(a&200)?dbg_log("lowest priority: "+h(a&7),LOG_PIC):(dbg_log("Unknown eoi: "+h(a),LOG_PIC),dbg_assert(!1),this.isr&=this.isr-1);this.check_irqs()}};PIC.prototype.port20_read=function(){if(this.read_isr)return dbg_log("read port 20h (isr): "+h(this.isr),LOG_PIC),this.isr;dbg_log("read port 20h (irr): "+h(this.irr),LOG_PIC);return this.irr};
PIC.prototype.port21_write=function(a){0===this.state?this.expect_icw4?(this.expect_icw4=!1,this.auto_eoi=a&2,dbg_log("icw4: "+h(a)+" autoeoi="+this.auto_eoi,LOG_PIC),0===(a&1)&&dbg_assert(!1,"unimplemented: not 8086 mode",LOG_PIC)):(this.irq_mask=~a,PIC_LOG_VERBOSE&&dbg_log("interrupt mask: "+(this.irq_mask&255).toString(2)+" ("+this.name+")",LOG_PIC),this.check_irqs()):1===this.state?(this.irq_map=a,dbg_log("interrupts are mapped to "+h(this.irq_map)+" ("+this.name+")",LOG_PIC),this.state++):2===
this.state&&(this.state=0,dbg_log("icw3: "+h(a),LOG_PIC))};PIC.prototype.port21_read=function(){dbg_log("21h read "+h(~this.irq_mask&255),LOG_PIC);return~this.irq_mask&255};PIC.prototype.port4D0_read=function(){dbg_log("elcr read: "+h(this.elcr,2),LOG_PIC);return this.elcr};PIC.prototype.port4D0_write=function(a){dbg_log("elcr write: "+h(a,2),LOG_PIC);this.elcr=a};var CMOS_RTC_SECONDS=0,CMOS_RTC_SECONDS_ALARM=1,CMOS_RTC_MINUTES=2,CMOS_RTC_MINUTES_ALARM=3,CMOS_RTC_HOURS=4,CMOS_RTC_HOURS_ALARM=5,CMOS_RTC_DAY_WEEK=6,CMOS_RTC_DAY_MONTH=7,CMOS_RTC_MONTH=8,CMOS_RTC_YEAR=9,CMOS_STATUS_A=10,CMOS_STATUS_B=11,CMOS_STATUS_C=12,CMOS_STATUS_D=13,CMOS_RESET_CODE=15,CMOS_FLOPPY_DRIVE_TYPE=16,CMOS_DISK_DATA=18,CMOS_EQUIPMENT_INFO=20,CMOS_MEM_BASE_LOW=21,CMOS_MEM_BASE_HIGH=22,CMOS_MEM_OLD_EXT_LOW=23,CMOS_MEM_OLD_EXT_HIGH=24,CMOS_DISK_DRIVE1_TYPE=25,CMOS_DISK_DRIVE2_TYPE=26,
CMOS_DISK_DRIVE1_CYL=27,CMOS_DISK_DRIVE2_CYL=36,CMOS_MEM_EXTMEM_LOW=48,CMOS_MEM_EXTMEM_HIGH=49,CMOS_CENTURY=50,CMOS_MEM_EXTMEM2_LOW=52,CMOS_MEM_EXTMEM2_HIGH=53,CMOS_BIOS_BOOTFLAG1=56,CMOS_BIOS_DISKTRANSFLAG=57,CMOS_BIOS_BOOTFLAG2=61,CMOS_MEM_HIGHMEM_LOW=91,CMOS_MEM_HIGHMEM_MID=92,CMOS_MEM_HIGHMEM_HIGH=93,CMOS_BIOS_SMP_COUNT=95;
function RTC(a){this.cpu=a;this.cmos_index=0;this.cmos_data=new Uint8Array(128);this.last_update=this.rtc_time=Date.now();this.next_interrupt_alarm=this.next_interrupt=0;this.periodic_interrupt=!1;this.periodic_interrupt_time=.9765625;this.cmos_a=38;this.cmos_b=2;this.nmi_disabled=this.cmos_c=0;a.io.register_write(112,this,function(b){this.cmos_index=b&127;this.nmi_disabled=b>>7});a.io.register_write(113,this,this.cmos_port_write);a.io.register_read(113,this,this.cmos_port_read)}
RTC.prototype.get_state=function(){var a=[];a[0]=this.cmos_index;a[1]=this.cmos_data;a[2]=this.rtc_time;a[3]=this.last_update;a[4]=this.next_interrupt;a[5]=this.next_interrupt_alarm;a[6]=this.periodic_interrupt;a[7]=this.periodic_interrupt_time;a[8]=this.cmos_a;a[9]=this.cmos_b;a[10]=this.cmos_c;a[11]=this.nmi_disabled;return a};
RTC.prototype.set_state=function(a){this.cmos_index=a[0];this.cmos_data=a[1];this.rtc_time=a[2];this.last_update=a[3];this.next_interrupt=a[4];this.next_interrupt_alarm=a[5];this.periodic_interrupt=a[6];this.periodic_interrupt_time=a[7];this.cmos_a=a[8];this.cmos_b=a[9];this.cmos_c=a[10];this.nmi_disabled=a[11]};
RTC.prototype.timer=function(a,b){a=Date.now();this.rtc_time+=a-this.last_update;this.last_update=a;if(this.periodic_interrupt&&this.next_interrupt<a)return this.cpu.device_raise_irq(8),this.cmos_c|=192,this.next_interrupt+=this.periodic_interrupt_time*Math.ceil((a-this.next_interrupt)/this.periodic_interrupt_time),Math.max(0,a-this.next_interrupt);this.next_interrupt_alarm&&this.next_interrupt_alarm<a&&(this.cpu.device_raise_irq(8),this.cmos_c|=160,this.next_interrupt_alarm=0);return 100};
RTC.prototype.bcd_pack=function(a){for(var b=0,c=0,d;a;)d=a%10,c|=d<<4*b,b++,a=(a-d)/10;return c};RTC.prototype.bcd_unpack=function(a){const b=a&15,c=a>>4&15;dbg_assert(256>a);dbg_assert(10>b);dbg_assert(10>c);return b+10*c};RTC.prototype.encode_time=function(a){return this.cmos_b&4?a:this.bcd_pack(a)};RTC.prototype.decode_time=function(a){return this.cmos_b&4?a:this.bcd_unpack(a)};
RTC.prototype.cmos_port_read=function(){var a=this.cmos_index;switch(a){case CMOS_RTC_SECONDS:return this.encode_time((new Date(this.rtc_time)).getUTCSeconds());case CMOS_RTC_MINUTES:return this.encode_time((new Date(this.rtc_time)).getUTCMinutes());case CMOS_RTC_HOURS:return this.encode_time((new Date(this.rtc_time)).getUTCHours());case CMOS_RTC_DAY_MONTH:return this.encode_time((new Date(this.rtc_time)).getUTCDate());case CMOS_RTC_MONTH:return this.encode_time((new Date(this.rtc_time)).getUTCMonth()+
1);case CMOS_RTC_YEAR:return this.encode_time((new Date(this.rtc_time)).getUTCFullYear()%100);case CMOS_STATUS_A:return this.cmos_a;case CMOS_STATUS_B:return this.cmos_b;case CMOS_STATUS_C:return this.cpu.device_lower_irq(8),dbg_log("cmos reg C read",LOG_RTC),a=this.cmos_c,this.cmos_c&=-241,a;case CMOS_STATUS_D:return 255;case CMOS_CENTURY:return this.encode_time((new Date(this.rtc_time)).getUTCFullYear()/100|0);default:return dbg_log("cmos read from index "+h(a),LOG_RTC),this.cmos_data[this.cmos_index]}};
RTC.prototype.cmos_port_write=function(a){switch(this.cmos_index){case 10:this.cmos_a=a&127;this.periodic_interrupt_time=1E3/(32768>>(this.cmos_a&15)-1);dbg_log("Periodic interrupt, a="+h(this.cmos_a,2)+" t="+this.periodic_interrupt_time,LOG_RTC);break;case 11:this.cmos_b=a;this.cmos_b&64&&(this.next_interrupt=Date.now());if(this.cmos_b&32){a=new Date;const b=this.decode_time(this.cmos_data[CMOS_RTC_SECONDS_ALARM]),c=this.decode_time(this.cmos_data[CMOS_RTC_MINUTES_ALARM]),d=this.decode_time(this.cmos_data[CMOS_RTC_HOURS_ALARM]),
e=new Date(Date.UTC(a.getUTCFullYear(),a.getUTCMonth(),a.getUTCDate(),d,c,b));dbg_log("RTC alarm scheduled for "+e+" hh:mm:ss="+d+":"+c+":"+b+" ms_from_now="+(e-a),LOG_RTC);this.next_interrupt_alarm=+e}this.cmos_b&16&&dbg_log("Unimplemented: updated interrupt",LOG_RTC);dbg_log("cmos b="+h(this.cmos_b,2),LOG_RTC);break;case CMOS_RTC_SECONDS_ALARM:case CMOS_RTC_MINUTES_ALARM:case CMOS_RTC_HOURS_ALARM:this.cmos_write(this.cmos_index,a);break;default:dbg_log("cmos write index "+h(this.cmos_index)+": "+
h(a),LOG_RTC)}this.periodic_interrupt=64===(this.cmos_b&64)&&0<(this.cmos_a&15)};RTC.prototype.cmos_read=function(a){dbg_assert(128>a);return this.cmos_data[a]};RTC.prototype.cmos_write=function(a,b){dbg_log("cmos "+h(a)+" <- "+h(b),LOG_RTC);dbg_assert(128>a);this.cmos_data[a]=b};var DLAB=128,UART_IER_MSI=8,UART_IER_THRI=2,UART_IER_RDI=1,UART_IIR_MSI=0,UART_IIR_NO_INT=1,UART_IIR_THRI=2,UART_IIR_RDI=4,UART_IIR_RLSI=6,UART_IIR_CTI=12,UART_LSR_DATA_READY=1,UART_LSR_TX_EMPTY=32,UART_LSR_TRANSMITTER_EMPTY=64;
function UART(a,b,c){this.bus=c;this.cpu=a;this.ints=1<<UART_IIR_THRI;this.line_control=this.baud_rate=0;this.lsr=UART_LSR_TRANSMITTER_EMPTY|UART_LSR_TX_EMPTY;this.ier=this.fifo_control=0;this.iir=UART_IIR_NO_INT;this.irq=this.scratch_register=this.modem_status=this.modem_control=0;this.input=new ByteQueue(4096);this.current_line=[];switch(b){case 1016:this.com=0;this.irq=4;break;case 760:this.com=1;this.irq=3;break;case 1E3:this.com=2;this.irq=4;break;case 744:this.irq=this.com=3;break;default:dbg_log("Invalid serial port: "+
h(b),LOG_SERIAL),this.com=0,this.irq=4}this.bus.register("serial"+this.com+"-input",function(d){this.data_received(d)},this);a=a.io;a.register_write(b,this,function(d){this.write_data(d)},function(d){this.write_data(d&255);this.write_data(d>>8)});a.register_write(b|1,this,function(d){this.line_control&DLAB?(this.baud_rate=this.baud_rate&255|d<<8,dbg_log("baud rate: "+h(this.baud_rate),LOG_SERIAL)):(this.ier=d&15,dbg_log("interrupt enable: "+h(d),LOG_SERIAL),this.CheckInterrupt())});a.register_read(b,
this,function(){if(this.line_control&DLAB)return this.baud_rate&255;var d=this.input.shift();-1===d?dbg_log("Read input empty",LOG_SERIAL):dbg_log("Read input: "+h(d),LOG_SERIAL);0===this.input.length&&(this.lsr&=~UART_LSR_DATA_READY,this.ClearInterrupt(UART_IIR_CTI));return d});a.register_read(b|1,this,function(){return this.line_control&DLAB?this.baud_rate>>8:this.ier&15});a.register_read(b|2,this,function(){var d=this.iir&15|192;dbg_log("read interrupt identification: "+h(this.iir),LOG_SERIAL);
this.iir==UART_IIR_THRI&&this.ClearInterrupt(UART_IIR_THRI);return d});a.register_write(b|2,this,function(d){dbg_log("fifo control: "+h(d),LOG_SERIAL);this.fifo_control=d});a.register_read(b|3,this,function(){dbg_log("read line control: "+h(this.line_control),LOG_SERIAL);return this.line_control});a.register_write(b|3,this,function(d){dbg_log("line control: "+h(d),LOG_SERIAL);this.line_control=d});a.register_read(b|4,this,function(){return this.modem_control});a.register_write(b|4,this,function(d){dbg_log("modem control: "+
h(d),LOG_SERIAL);this.modem_control=d});a.register_read(b|5,this,function(){dbg_log("read line status: "+h(this.lsr),LOG_SERIAL);return this.lsr});a.register_write(b|5,this,function(d){dbg_log("Factory test write",LOG_SERIAL)});a.register_read(b|6,this,function(){dbg_log("read modem status: "+h(this.modem_status),LOG_SERIAL);return this.modem_status});a.register_write(b|6,this,function(d){dbg_log("Unkown register write (base+6)",LOG_SERIAL)});a.register_read(b|7,this,function(){return this.scratch_register});
a.register_write(b|7,this,function(d){this.scratch_register=d})}UART.prototype.get_state=function(){var a=[];a[0]=this.ints;a[1]=this.baud_rate;a[2]=this.line_control;a[3]=this.lsr;a[4]=this.fifo_control;a[5]=this.ier;a[6]=this.iir;a[7]=this.modem_control;a[8]=this.modem_status;a[9]=this.scratch_register;a[10]=this.irq;return a};
UART.prototype.set_state=function(a){this.ints=a[0];this.baud_rate=a[1];this.line_control=a[2];this.lsr=a[3];this.fifo_control=a[4];this.ier=a[5];this.iir=a[6];this.modem_control=a[7];this.modem_status=a[8];this.scratch_register=a[9];this.irq=a[10]};
UART.prototype.CheckInterrupt=function(){this.ints&1<<UART_IIR_CTI&&this.ier&UART_IER_RDI?(this.iir=UART_IIR_CTI,this.cpu.device_raise_irq(this.irq)):this.ints&1<<UART_IIR_THRI&&this.ier&UART_IER_THRI?(this.iir=UART_IIR_THRI,this.cpu.device_raise_irq(this.irq)):this.ints&1<<UART_IIR_MSI&&this.ier&UART_IER_MSI?(this.iir=UART_IIR_MSI,this.cpu.device_raise_irq(this.irq)):(this.iir=UART_IIR_NO_INT,this.cpu.device_lower_irq(this.irq))};UART.prototype.ThrowInterrupt=function(a){this.ints|=1<<a;this.CheckInterrupt()};
UART.prototype.ClearInterrupt=function(a){this.ints&=~(1<<a);this.CheckInterrupt()};UART.prototype.data_received=function(a){dbg_log("input: "+h(a),LOG_SERIAL);this.input.push(a);this.lsr|=UART_LSR_DATA_READY;this.ThrowInterrupt(UART_IIR_CTI)};
UART.prototype.write_data=function(a){if(this.line_control&DLAB)this.baud_rate=this.baud_rate&-256|a;else if(dbg_log("data: "+h(a),LOG_SERIAL),this.ThrowInterrupt(UART_IIR_THRI),255!==a){var b=String.fromCharCode(a);this.bus.send("serial"+this.com+"-output-char",b);this.current_line.push(a);"\n"===b&&(a=String.fromCharCode.apply("",this.current_line).trimRight().replace(/[\x00-\x08\x0b-\x1f\x7f\x80-\xff]/g,""),dbg_log("SERIAL: "+a),this.bus.send("serial"+this.com+"-output-line",String.fromCharCode.apply("",
this.current_line)),this.current_line=[])}};var HPET_ADDR=4275044352,HPET_PERIOD=1E8,HPET_FREQ_MS=1E12/HPET_PERIOD,HPET_SUPPORT_64=0,HPET_COUNTER_CONFIG=16|HPET_SUPPORT_64<<5,HPET_COUNTER_CONFIG_MASK=32816,HPET_NUM_COUNTERS=4;
function HPET(a){function b(){return e?(Date.now()-f)*HPET_FREQ_MS+k|0:k}function c(){return HPET_SUPPORT_64?e?(Date.now()-f)*(HPET_FREQ_MS/4294967296)+g|0:g:0}var d=this,e=!1,f=Date.now(),k=0,g=0,l=!1,m=0,n=new Int32Array(HPET_NUM_COUNTERS<<1),r=new Int32Array(HPET_NUM_COUNTERS<<1),v=new Int32Array(HPET_NUM_COUNTERS<<1),q=0;this.legacy_mode=!1;this.timer=function(p){if(e){p=b()>>>0;for(var u,t,x=0;x<HPET_NUM_COUNTERS;x++)if(u=n[x<<1],t=r[x<<1]>>>0,q<=p?t>q&&t<=p:t>q||t<=p)t=u&4,u&2?(t=t&&!(m&1<<
x),m|=1<<x):m&=~(1<<x),u&8&&(r[x<<1]+=v[x<<1]),t&&a.device_raise_irq(0);q=p}};a.io.mmap_register(HPET_ADDR,16384,function(p){dbg_log("Read "+h(p,4)+" (ctr="+h(b()>>>0)+")",LOG_HPET);switch(p){case 0:return HPET_NUM_COUNTERS-1<<8|98305|HPET_SUPPORT_64<<13;case 4:return HPET_PERIOD;case 16:return d.legacy_mode<<1|e;case 240:return b();case 244:return c()}var u=p>>2&7,t=p-256>>5;if(256>p||t>=HPET_NUM_COUNTERS||5<u)return dbg_log("Read reserved address: "+h(p),LOG_HPET),0;dbg_log("Read counter: addr="+
h(p)+" counter="+h(t,2)+" reg="+h(u),LOG_HPET);switch(u){case 0:return n[t<<1]&~HPET_COUNTER_CONFIG_MASK|HPET_COUNTER_CONFIG;case 1:return n[t<<1|1];case 2:return r[t<<1];case 3:return r[t<<1|1];case 4:case 5:return 0}},function(p,u){dbg_log("Write "+h(p,4)+": "+h(u,2),LOG_HPET);switch(p){case 16:dbg_log("conf: enabled="+(u&1)+" legacy="+(u>>1&1),LOG_HPET);(e^u)&1&&(u&1?f=Date.now():(k=b(),g=c()));e=1===(u&1);d.legacy_mode=2===(u&2);return;case 32:m&=~u;return;case 240:k=u;return;case 244:g=u;return}var t=
p>>2&7,x=p-256>>5;if(256>p||x>=HPET_NUM_COUNTERS||2<t)dbg_log("Write reserved address: "+h(p)+" data="+h(u),LOG_HPET);else switch(dbg_log("Write counter: addr="+h(p)+" counter="+h(x,2)+" reg="+h(t)+" data="+h(u,2),LOG_HPET),t){case 0:n[x<<1]=u;break;case 2:l?(v[x<<1]=u,l=!1,dbg_log("Accumulator acc="+h(u>>>0,8)+" ctr="+h(x,2),LOG_HPET)):(r[x<<1]=u,n[x<<1]&64&&(l=!0,n[x<<1]&=-65));break;case 3:r[x<<1|1]=u}})};var PMTIMER_FREQ_SECONDS=3579545;
function ACPI(a){this.cpu=a;var b=a.io;a.devices.pci.register_device({pci_id:56,pci_space:[134,128,19,113,7,0,128,2,8,0,128,6,0,0,128,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,9,1,0,0],pci_bars:[],name:"acpi"});this.timer_imprecision_offset=this.timer_last_value=0;this.status=1;this.pm1_enable=this.pm1_status=0;this.last_timer=this.get_timer(v86.microtick());this.gpe=new Uint8Array(4);b.register_read(45056,this,void 0,function(){dbg_log("ACPI pm1_status read",
LOG_ACPI);return this.pm1_status});b.register_write(45056,this,void 0,function(c){dbg_log("ACPI pm1_status write: "+h(c,4),LOG_ACPI);this.pm1_status&=~c});b.register_read(45058,this,void 0,function(){dbg_log("ACPI pm1_enable read",LOG_ACPI);return this.pm1_enable});b.register_write(45058,this,void 0,function(c){dbg_log("ACPI pm1_enable write: "+h(c),LOG_ACPI);this.pm1_enable=c});b.register_read(45060,this,void 0,function(){dbg_log("ACPI status read",LOG_ACPI);return this.status});b.register_write(45060,
this,void 0,function(c){dbg_log("ACPI status write: "+h(c),LOG_ACPI);this.status=c});b.register_read(45064,this,void 0,void 0,function(){return this.get_timer(v86.microtick())&16777215});b.register_read(45024,this,function(){dbg_log("Read gpe#0",LOG_ACPI);return this.gpe[0]});b.register_read(45025,this,function(){dbg_log("Read gpe#1",LOG_ACPI);return this.gpe[1]});b.register_read(45026,this,function(){dbg_log("Read gpe#2",LOG_ACPI);return this.gpe[2]});b.register_read(45027,this,function(){dbg_log("Read gpe#3",
LOG_ACPI);return this.gpe[3]});b.register_write(45024,this,function(c){dbg_log("Write gpe#0: "+h(c),LOG_ACPI);this.gpe[0]=c});b.register_write(45025,this,function(c){dbg_log("Write gpe#1: "+h(c),LOG_ACPI);this.gpe[1]=c});b.register_write(45026,this,function(c){dbg_log("Write gpe#2: "+h(c),LOG_ACPI);this.gpe[2]=c});b.register_write(45027,this,function(c){dbg_log("Write gpe#3: "+h(c),LOG_ACPI);this.gpe[3]=c})}
ACPI.prototype.timer=function(a){a=this.get_timer(a);var b=0!==((a^this.last_timer)&8388608);this.pm1_enable&1&&b?(dbg_log("ACPI raise irq",LOG_ACPI),this.pm1_status|=1,this.cpu.device_raise_irq(9)):this.cpu.device_lower_irq(9);this.last_timer=a};
ACPI.prototype.get_timer=function(a){a=Math.round(PMTIMER_FREQ_SECONDS/1E3*a);a===this.timer_last_value?this.timer_imprecision_offset<PMTIMER_FREQ_SECONDS/1E3&&this.timer_imprecision_offset++:(dbg_assert(a>this.timer_last_value),this.timer_last_value+this.timer_imprecision_offset<=a?(this.timer_imprecision_offset=0,this.timer_last_value=a):dbg_log("Warning: Overshot pmtimer, waiting; current="+a+" last="+this.timer_last_value+" offset="+this.timer_imprecision_offset,LOG_ACPI));return this.timer_last_value+
this.timer_imprecision_offset};ACPI.prototype.get_state=function(){var a=[];a[0]=this.status;a[1]=this.pm1_status;a[2]=this.pm1_enable;a[3]=this.gpe;return a};ACPI.prototype.set_state=function(a){this.status=a[0];this.pm1_status=a[1];this.pm1_enable=a[2];this.gpe=a[3]};var APIC_LOG_VERBOSE=!1,APIC_ADDRESS=4276092928,APIC_TIMER_MODE_MASK=393216,APIC_TIMER_MODE_ONE_SHOT=0,APIC_TIMER_MODE_PERIODIC=131072,APIC_TIMER_MODE_TSC=262144,DELIVERY_MODES="Fixed (0);Lowest Prio (1);SMI (2);Reserved (3);NMI (4);INIT (5);Reserved (6);ExtINT (7)".split(";"),DESTINATION_MODES=["physical","logical"];
function APIC(a){this.cpu=a;this.timer_divider=this.apic_id=0;this.timer_divider_shift=1;this.timer_current_count=this.timer_initial_count=0;this.next_tick=v86.microtick();this.lvt_error=this.lvt_int1=this.lvt_int0=this.lvt_perf_counter=this.lvt_timer=IOAPIC_CONFIG_MASKED;this.icr1=this.icr0=this.tpr=0;this.irr=new Int32Array(8);this.isr=new Int32Array(8);this.tmr=new Int32Array(8);this.spurious_vector=254;this.destination_format=-1;this.read_error=this.error=this.local_destination=0;a.io.mmap_register(APIC_ADDRESS,
1048576,b=>{dbg_log("Unsupported read8 from apic: "+h(b>>>0),LOG_APIC);var c=b&3;return this.read32(b&-4)>>8*c&255},(b,c)=>{dbg_log("Unsupported write8 from apic: "+h(b)+" <- "+h(c),LOG_APIC);dbg_trace();dbg_assert(!1)},b=>this.read32(b),(b,c)=>this.write32(b,c))}
APIC.prototype.read32=function(a){a=a-APIC_ADDRESS|0;switch(a){case 32:return dbg_log("APIC read id",LOG_APIC),this.apic_id;case 48:return dbg_log("APIC read version",LOG_APIC),327700;case 128:return APIC_LOG_VERBOSE&&dbg_log("APIC read tpr",LOG_APIC),this.tpr;case 208:return dbg_log("Read local destination",LOG_APIC),this.local_destination;case 224:return dbg_log("Read destination format",LOG_APIC),this.destination_format;case 240:return this.spurious_vector;case 256:case 272:case 288:case 304:case 320:case 336:case 352:case 368:return a=
a-256>>4,dbg_log("Read isr "+a+": "+h(this.isr[a]>>>0,8),LOG_APIC),this.isr[a];case 384:case 400:case 416:case 432:case 448:case 464:case 480:case 496:return a=a-384>>4,dbg_log("Read tmr "+a+": "+h(this.tmr[a]>>>0,8),LOG_APIC),this.tmr[a];case 512:case 528:case 544:case 560:case 576:case 592:case 608:case 624:return a=a-512>>4,dbg_log("Read irr "+a+": "+h(this.irr[a]>>>0,8),LOG_APIC),this.irr[a];case 640:return dbg_log("Read error: "+h(this.read_error>>>0,8),LOG_APIC),this.read_error;case 768:return APIC_LOG_VERBOSE&&
dbg_log("APIC read icr0",LOG_APIC),this.icr0;case 784:return dbg_log("APIC read icr1",LOG_APIC),this.icr1;case 800:return dbg_log("read timer lvt",LOG_APIC),this.lvt_timer;case 832:return dbg_log("read lvt perf counter",LOG_APIC),this.lvt_perf_counter;case 848:return dbg_log("read lvt int0",LOG_APIC),this.lvt_int0;case 864:return dbg_log("read lvt int1",LOG_APIC),this.lvt_int1;case 880:return dbg_log("read lvt error",LOG_APIC),this.lvt_error;case 992:return dbg_log("read timer divider",LOG_APIC),
this.timer_divider;case 896:return dbg_log("read timer initial count",LOG_APIC),this.timer_initial_count;case 912:return dbg_log("read timer current count: "+h(this.timer_current_count>>>0,8),LOG_APIC),this.timer_current_count;default:return dbg_log("APIC read "+h(a),LOG_APIC),dbg_assert(!1),0}};
APIC.prototype.write32=function(a,b){a=a-APIC_ADDRESS|0;switch(a){case 48:dbg_log("APIC write version: "+h(b>>>0,8)+", ignored",LOG_APIC);break;case 128:APIC_LOG_VERBOSE&&dbg_log("Set tpr: "+h(b&255,2),LOG_APIC);this.tpr=b&255;this.check_vector();break;case 176:a=this.highest_isr();-1!==a?(APIC_LOG_VERBOSE&&dbg_log("eoi: "+h(b>>>0,8)+" for vector "+h(a),LOG_APIC),this.register_clear_bit(this.isr,a),this.register_get_bit(this.tmr,a)&&this.cpu.devices.ioapic.remote_eoi(a),this.check_vector()):dbg_log("Bad eoi: No isr set",
LOG_APIC);break;case 208:dbg_log("Set local destination: "+h(b>>>0,8),LOG_APIC);this.local_destination=b&4278190080;break;case 224:dbg_log("Set destination format: "+h(b>>>0,8),LOG_APIC);this.destination_format=b|16777215;break;case 240:dbg_log("Set spurious vector: "+h(b>>>0,8),LOG_APIC);this.spurious_vector=b;break;case 640:dbg_log("Write error: "+h(b>>>0,8),LOG_APIC);this.read_error=this.error;this.error=0;break;case 768:a=b&255;var c=b>>8&7,d=b>>11&1,e=b>>15&1,f=b>>18&3,k=this.icr1>>>24;dbg_log("APIC write icr0: "+
h(b,8)+" vector="+h(a,2)+" destination_mode="+DESTINATION_MODES[d]+" delivery_mode="+DELIVERY_MODES[c]+" destination_shorthand="+["no","self","all with self","all without self"][f],LOG_APIC);this.icr0=b&-4097;0===f?this.route(a,c,e,k,d):1===f?this.deliver(a,IOAPIC_DELIVERY_FIXED,e):2===f?this.deliver(a,c,e):3!==f&&dbg_assert(!1);break;case 784:dbg_log("APIC write icr1: "+h(b>>>0,8),LOG_APIC);this.icr1=b;break;case 800:dbg_log("timer lvt: "+h(b>>>0,8),LOG_APIC);this.lvt_timer=b;break;case 832:dbg_log("lvt perf counter: "+
h(b>>>0,8),LOG_APIC);this.lvt_perf_counter=b;break;case 848:dbg_log("lvt int0: "+h(b>>>0,8),LOG_APIC);this.lvt_int0=b;break;case 864:dbg_log("lvt int1: "+h(b>>>0,8),LOG_APIC);this.lvt_int1=b;break;case 880:dbg_log("lvt error: "+h(b>>>0,8),LOG_APIC);this.lvt_error=b;break;case 992:dbg_log("timer divider: "+h(b>>>0,8),LOG_APIC);this.timer_divider=b;b=b&3|(b&8)>>1;this.timer_divider_shift=7===b?0:b+1;break;case 896:dbg_log("timer initial: "+h(b>>>0,8),LOG_APIC);this.timer_initial_count=b>>>0;this.timer_current_count=
b>>>0;this.next_tick=v86.microtick();this.timer_active=!0;break;case 912:dbg_log("timer current: "+h(b>>>0,8),LOG_APIC);dbg_assert(!1,"read-only register");break;default:dbg_log("APIC write32 "+h(a)+" <- "+h(b>>>0,8),LOG_APIC),dbg_assert(!1)}};
APIC.prototype.timer=function(a){0!==this.timer_current_count&&(a=(a-this.next_tick)*TSC_RATE/(1<<this.timer_divider_shift)>>>0,0!==a&&(this.next_tick+=a/TSC_RATE*(1<<this.timer_divider_shift),this.timer_current_count-=a,0>=this.timer_current_count&&(a=this.lvt_timer&APIC_TIMER_MODE_MASK,a===APIC_TIMER_MODE_PERIODIC?(this.timer_current_count%=this.timer_initial_count,0>=this.timer_current_count&&(this.timer_current_count+=this.timer_initial_count),dbg_assert(0!==this.timer_current_count),0===(this.lvt_timer&
IOAPIC_CONFIG_MASKED)&&this.deliver(this.lvt_timer&255,IOAPIC_DELIVERY_FIXED,!1)):a===APIC_TIMER_MODE_ONE_SHOT&&(this.timer_current_count=0,dbg_log("APIC timer one shot end",LOG_APIC),0===(this.lvt_timer&IOAPIC_CONFIG_MASKED)&&this.deliver(this.lvt_timer&255,IOAPIC_DELIVERY_FIXED,!1)))))};APIC.prototype.route=function(a,b,c,d,e){this.deliver(a,b,c)};
APIC.prototype.deliver=function(a,b,c){APIC_LOG_VERBOSE&&dbg_log("Deliver "+h(a,2)+" mode="+b+" level="+c,LOG_APIC);b!==IOAPIC_DELIVERY_INIT&&b!==IOAPIC_DELIVERY_NMI&&((16>a||255===a)&&dbg_assert(!1,"TODO: Invalid vector"),this.register_get_bit(this.irr,a)?dbg_log("Not delivered: irr already set, vector="+h(a,2),LOG_APIC):(this.register_set_bit(this.irr,a),c?this.register_set_bit(this.tmr,a):this.register_clear_bit(this.tmr,a),this.check_vector()))};
APIC.prototype.highest_irr=function(){var a=this.register_get_highest_bit(this.irr);dbg_assert(255!==a);dbg_assert(16<=a||-1===a);return a};APIC.prototype.highest_isr=function(){var a=this.register_get_highest_bit(this.isr);dbg_assert(255!==a);dbg_assert(16<=a||-1===a);return a};
APIC.prototype.check_vector=function(){var a=this.highest_irr();if(-1!==a){var b=this.highest_isr();b>=a?APIC_LOG_VERBOSE&&dbg_log("Higher isr, isr="+h(b)+" irr="+h(a),LOG_APIC):(a&240)<=(this.tpr&240)?APIC_LOG_VERBOSE&&dbg_log("Higher tpr, tpr="+h(this.tpr&240)+" irr="+h(a),LOG_APIC):this.cpu.handle_irqs()}};
APIC.prototype.acknowledge_irq=function(){var a=this.highest_irr();if(-1!==a){var b=this.highest_isr();b>=a?APIC_LOG_VERBOSE&&dbg_log("Higher isr, isr="+h(b)+" irr="+h(a),LOG_APIC):(a&240)<=(this.tpr&240)?APIC_LOG_VERBOSE&&dbg_log("Higher tpr, tpr="+h(this.tpr&240)+" irr="+h(a),LOG_APIC):(this.register_clear_bit(this.irr,a),this.register_set_bit(this.isr,a),APIC_LOG_VERBOSE&&dbg_log("Calling vector "+h(a),LOG_APIC),this.cpu.pic_call_irq(a),this.check_vector())}};
APIC.prototype.get_state=function(){var a=[];a[0]=this.apic_id;a[1]=this.timer_divider;a[2]=this.timer_divider_shift;a[3]=this.timer_initial_count;a[4]=this.timer_current_count;a[5]=this.next_tick;a[6]=this.lvt_timer;a[7]=this.lvt_perf_counter;a[8]=this.lvt_int0;a[9]=this.lvt_int1;a[10]=this.lvt_error;a[11]=this.tpr;a[12]=this.icr0;a[13]=this.icr1;a[14]=this.irr;a[15]=this.isr;a[16]=this.tmr;a[17]=this.spurious_vector;a[18]=this.destination_format;a[19]=this.local_destination;a[20]=this.error;a[21]=
this.read_error;return a};
APIC.prototype.set_state=function(a){this.apic_id=a[0];this.timer_divider=a[1];this.timer_divider_shift=a[2];this.timer_initial_count=a[3];this.timer_current_count=a[4];this.next_tick=a[5];this.lvt_timer=a[6];this.lvt_perf_counter=a[7];this.lvt_int0=a[8];this.lvt_int1=a[9];this.lvt_error=a[10];this.tpr=a[11];this.icr0=a[12];this.icr1=a[13];this.irr=a[14];this.isr=a[15];this.tmr=a[16];this.spurious_vector=a[17];this.destination_format=a[18];this.local_destination=a[19];this.error=a[20];this.read_error=
a[21]};APIC.prototype.register_get_bit=function(a,b){dbg_assert(0<=b&&256>b);return a[b>>5]>>(b&31)&1};APIC.prototype.register_set_bit=function(a,b){dbg_assert(0<=b&&256>b);a[b>>5]|=1<<(b&31)};APIC.prototype.register_clear_bit=function(a,b){dbg_assert(0<=b&&256>b);a[b>>5]&=~(1<<(b&31))};APIC.prototype.register_get_highest_bit=function(a){for(var b=7;0<=b;b--){var c=a[b];if(c)return v86util.int_log2(c>>>0)|b<<5}return-1};var IOAPIC_ADDRESS=4273995776,IOREGSEL=0,IOWIN=16,IOAPIC_IRQ_COUNT=24,IOAPIC_ID=0,IOAPIC_CONFIG_TRIGGER_MODE_LEVEL=32768,IOAPIC_CONFIG_MASKED=65536,IOAPIC_CONFIG_DELIVS=4096,IOAPIC_CONFIG_REMOTE_IRR=16384,IOAPIC_CONFIG_READONLY_MASK=IOAPIC_CONFIG_REMOTE_IRR|IOAPIC_CONFIG_DELIVS|4294836224,IOAPIC_DELIVERY_FIXED=0,IOAPIC_DELIVERY_LOWEST_PRIORITY=1,IOAPIC_DELIVERY_NMI=4,IOAPIC_DELIVERY_INIT=5;
function IOAPIC(a){this.cpu=a;this.ioredtbl_config=new Int32Array(IOAPIC_IRQ_COUNT);this.ioredtbl_destination=new Int32Array(IOAPIC_IRQ_COUNT);for(var b=0;b<this.ioredtbl_config.length;b++)this.ioredtbl_config[b]=IOAPIC_CONFIG_MASKED;this.ioregsel=0;this.ioapic_id=IOAPIC_ID;this.irq_value=this.irr=0;dbg_assert(32<=MMAP_BLOCK_SIZE);a.io.mmap_register(IOAPIC_ADDRESS,MMAP_BLOCK_SIZE,c=>{c=c-IOAPIC_ADDRESS|0;if(c>=IOWIN&&c<IOWIN+4)return c-=IOWIN,dbg_log("ioapic read8 byte "+c+" "+h(this.ioregsel),LOG_APIC),
this.read(this.ioregsel)>>8*c&255;dbg_log("Unexpected IOAPIC register read: "+h(c>>>0),LOG_APIC);dbg_assert(!1);return 0},(c,d)=>{dbg_assert(!1,"unsupported write8 from ioapic: "+h(c>>>0))},c=>{c=c-IOAPIC_ADDRESS|0;if(c===IOREGSEL)return this.ioregsel;if(c===IOWIN)return this.read(this.ioregsel);dbg_log("Unexpected IOAPIC register read: "+h(c>>>0),LOG_APIC);dbg_assert(!1);return 0},(c,d)=>{c=c-IOAPIC_ADDRESS|0;c===IOREGSEL?this.ioregsel=d:c===IOWIN?this.write(this.ioregsel,d):(dbg_log("Unexpected IOAPIC register write: "+
h(c>>>0)+" <- "+h(d>>>0,8),LOG_APIC),dbg_assert(!1))})}IOAPIC.prototype.remote_eoi=function(a){for(var b=0;b<IOAPIC_IRQ_COUNT;b++){var c=this.ioredtbl_config[b];(c&255)===a&&c&IOAPIC_CONFIG_REMOTE_IRR&&(dbg_log("Clear remote IRR for irq="+h(b),LOG_APIC),this.ioredtbl_config[b]&=~IOAPIC_CONFIG_REMOTE_IRR,this.check_irq(b))}};
IOAPIC.prototype.check_irq=function(a){var b=1<<a;if(0!==(this.irr&b)){var c=this.ioredtbl_config[a];if(0===(c&IOAPIC_CONFIG_MASKED)){var d=c>>8&7,e=c>>11&1,f=c&255,k=this.ioredtbl_destination[a]>>>24,g=(c&IOAPIC_CONFIG_TRIGGER_MODE_LEVEL)===IOAPIC_CONFIG_TRIGGER_MODE_LEVEL;if(0===(c&IOAPIC_CONFIG_TRIGGER_MODE_LEVEL))this.irr&=~b;else if(this.ioredtbl_config[a]|=IOAPIC_CONFIG_REMOTE_IRR,c&IOAPIC_CONFIG_REMOTE_IRR){dbg_log("No route: level interrupt and remote IRR still set",LOG_APIC);return}d===IOAPIC_DELIVERY_FIXED||
d===IOAPIC_DELIVERY_LOWEST_PRIORITY?this.cpu.devices.apic.route(f,d,g,k,e):dbg_assert(!1,"TODO");this.ioredtbl_config[a]&=~IOAPIC_CONFIG_DELIVS}}};IOAPIC.prototype.set_irq=function(a){if(a>=IOAPIC_IRQ_COUNT)dbg_assert(!1,"Bad irq: "+a,LOG_APIC);else{var b=1<<a;0===(this.irq_value&b)&&(APIC_LOG_VERBOSE&&dbg_log("apic set irq "+a,LOG_APIC),this.irq_value|=b,(this.ioredtbl_config[a]&(IOAPIC_CONFIG_TRIGGER_MODE_LEVEL|IOAPIC_CONFIG_MASKED))!==IOAPIC_CONFIG_MASKED&&(this.irr|=b,this.check_irq(a)))}};
IOAPIC.prototype.clear_irq=function(a){if(a>=IOAPIC_IRQ_COUNT)dbg_assert(!1,"Bad irq: "+a,LOG_APIC);else{var b=1<<a;(this.irq_value&b)===b&&(this.irq_value&=~b,this.ioredtbl_config[a]&IOAPIC_CONFIG_TRIGGER_MODE_LEVEL&&(this.irr&=~b))}};
IOAPIC.prototype.read=function(a){if(0===a)return dbg_log("IOAPIC Read id",LOG_APIC),this.ioapic_id<<24;if(1===a)return dbg_log("IOAPIC Read version",LOG_APIC),17|IOAPIC_IRQ_COUNT-1<<16;if(2===a)return dbg_log("IOAPIC Read arbitration id",LOG_APIC),this.ioapic_id<<24;if(16<=a&&a<16+2*IOAPIC_IRQ_COUNT){var b=a-16>>1;a&1?(a=this.ioredtbl_destination[b],dbg_log("IOAPIC Read destination irq="+h(b)+" -> "+h(a,8),LOG_APIC)):(a=this.ioredtbl_config[b],dbg_log("IOAPIC Read config irq="+h(b)+" -> "+h(a,8),
LOG_APIC));return a}dbg_log("IOAPIC register read outside of range "+h(a),LOG_APIC);dbg_assert(!1);return 0};
IOAPIC.prototype.write=function(a,b){if(0===a)this.ioapic_id=b>>>24&15;else if(1===a||2===a)dbg_log("Invalid write: "+a,LOG_APIC);else if(16<=a&&a<16+2*IOAPIC_IRQ_COUNT){var c=a-16>>1;if(a&1)this.ioredtbl_destination[c]=b&4278190080,dbg_log("Write destination "+h(b>>>0,8)+" irq="+h(c)+" dest="+h(b>>>24,2),LOG_APIC);else{this.ioredtbl_config[c]=b&~IOAPIC_CONFIG_READONLY_MASK|this.ioredtbl_config[c]&IOAPIC_CONFIG_READONLY_MASK;a=b&255;var d=b>>8&7,e=b>>11&1,f=b>>15&1,k=b>>16&1;dbg_log("Write config "+
h(b>>>0,8)+" irq="+h(c)+" vector="+h(a,2)+" deliverymode="+DELIVERY_MODES[d]+" destmode="+DESTINATION_MODES[e]+" is_level="+f+" disabled="+k,LOG_APIC);this.check_irq(c)}}else dbg_log("IOAPIC register write outside of range "+h(a)+": "+h(b>>>0,8),LOG_APIC),dbg_assert(!1)};IOAPIC.prototype.get_state=function(){var a=[];a[0]=this.ioredtbl_config;a[1]=this.ioredtbl_destination;a[2]=this.ioregsel;a[3]=this.ioapic_id;a[4]=this.irr;a[5]=this.irq_value;return a};
IOAPIC.prototype.set_state=function(a){this.ioredtbl_config=a[0];this.ioredtbl_destination=a[1];this.ioregsel=a[2];this.ioapic_id=a[3];this.irr=a[4];this.irq_value=a[5]};var STATE_VERSION=6,STATE_MAGIC=-2039052682,STATE_INDEX_MAGIC=0,STATE_INDEX_VERSION=1,STATE_INDEX_TOTAL_LEN=2,STATE_INDEX_INFO_LEN=3,STATE_INFO_BLOCK_START=16;const ZSTD_MAGIC=4247762216;function StateLoadError(a){this.message=a}StateLoadError.prototype=Error();const CONSTRUCTOR_TABLE={Uint8Array,Int8Array,Uint16Array,Int16Array,Uint32Array,Int32Array,Float32Array,Float64Array};
function save_object(a,b){if("object"!==typeof a||null===a)return dbg_assert("function"!==typeof a),a;if(a instanceof Array)return a.map(f=>save_object(f,b));a.constructor===Object&&(console.log(a),dbg_assert(a.constructor!==Object,"Expected non-object"));if(a.BYTES_PER_ELEMENT){var c=new Uint8Array(a.buffer,a.byteOffset,a.length*a.BYTES_PER_ELEMENT);a=a.constructor.name.replace("bound ","");dbg_assert(CONSTRUCTOR_TABLE[a]);return{__state_type__:a,buffer_id:b.push(c)-1}}DEBUG&&!a.get_state&&console.log("Object without get_state: ",
a);c=a.get_state();a=[];for(var d=0;d<c.length;d++){var e=c[d];dbg_assert("function"!==typeof e);a[d]=save_object(e,b)}return a}function restore_buffers(a,b){if("object"!==typeof a||null===a)return dbg_assert("function"!==typeof a),a;if(a instanceof Array){for(var c=0;c<a.length;c++)a[c]=restore_buffers(a[c],b);return a}c=a.__state_type__;dbg_assert(void 0!==c);const d=CONSTRUCTOR_TABLE[c];dbg_assert(d,"Unkown type: "+c);return new d(b[a.buffer_id])}
CPU.prototype.save_state=function(){for(var a=[],b=save_object(this,a),c=[],d=0,e=0;e<a.length;e++){var f=a[e].byteLength;c[e]={offset:d,length:f};d+=f;d=d+3&-4}b=JSON.stringify({buffer_infos:c,state:b});b=(new TextEncoder).encode(b);e=STATE_INFO_BLOCK_START+b.length;e=e+3&-4;var k=e+d;d=new ArrayBuffer(k);var g=new Int32Array(d,0,STATE_INFO_BLOCK_START/4);(new Uint8Array(d,STATE_INFO_BLOCK_START,b.length)).set(b);f=new Uint8Array(d,e);g[STATE_INDEX_MAGIC]=STATE_MAGIC;g[STATE_INDEX_VERSION]=STATE_VERSION;
g[STATE_INDEX_TOTAL_LEN]=k;g[STATE_INDEX_INFO_LEN]=b.length;for(e=0;e<a.length;e++)k=a[e],dbg_assert(k.constructor===Uint8Array),f.set(k,c[e].offset);dbg_log("State: json size "+(b.byteLength>>10)+"k");dbg_log("State: Total buffers size "+(f.byteLength>>10)+"k");return d};
CPU.prototype.restore_state=function(a){function b(v,q){const p=v.length;if(p<STATE_INFO_BLOCK_START)throw new StateLoadError("Invalid length: "+p);v=new Int32Array(v.buffer,v.byteOffset,4);if(v[STATE_INDEX_MAGIC]!==STATE_MAGIC)throw new StateLoadError("Invalid header: "+h(v[STATE_INDEX_MAGIC]>>>0));if(v[STATE_INDEX_VERSION]!==STATE_VERSION)throw new StateLoadError("Version mismatch: dump="+v[STATE_INDEX_VERSION]+" we="+STATE_VERSION);if(q&&v[STATE_INDEX_TOTAL_LEN]!==p)throw new StateLoadError("Length doesn't match header: real="+
p+" header="+v[STATE_INDEX_TOTAL_LEN]);return v[STATE_INDEX_INFO_LEN]}function c(v){v=(new TextDecoder).decode(v);return JSON.parse(v)}a=new Uint8Array(a);if((new Uint32Array(a.buffer,0,1))[0]===ZSTD_MAGIC){var d=this.zstd_create_ctx(a.length);(new Uint8Array(this.wasm_memory.buffer,this.zstd_get_src_ptr(d),a.length)).set(a);var e=this.zstd_read(d,16),f=new Uint8Array(this.wasm_memory.buffer,e,16),k=b(f,!1);this.zstd_read_free(e,16);e=this.zstd_read(d,k);f=new Uint8Array(this.wasm_memory.buffer,e,
k);f=c(f);this.zstd_read_free(e,k);e=f.state;var g=f.buffer_infos;f=[];k=STATE_INFO_BLOCK_START+k;for(var l of g){g=(k+3&-4)-k;if(1048576<l.length){var m=this.zstd_read(d,g);this.zstd_read_free(m,g);m=new Uint8Array(l.length);f.push(m.buffer);for(var n=0;n<l.length;){var r=l.length-n;dbg_assert(0<=r);r=Math.min(r,1048576);const v=this.zstd_read(d,r);m.set(new Uint8Array(this.wasm_memory.buffer,v,r),n);this.zstd_read_free(v,r);n+=r}}else m=this.zstd_read(d,g+l.length),n=m+g,f.push(this.wasm_memory.buffer.slice(n,
n+l.length)),this.zstd_read_free(m,g+l.length);k+=g+l.length}e=restore_buffers(e,f);this.set_state(e);this.zstd_free_ctx(d)}else{d=b(a,!0);if(0>d||d+12>=a.length)throw new StateLoadError("Invalid info block length: "+d);l=a.subarray(STATE_INFO_BLOCK_START,STATE_INFO_BLOCK_START+d);e=c(l);l=e.state;e=e.buffer_infos;let v=STATE_INFO_BLOCK_START+d;v=v+3&-4;d=e.map(q=>{const p=v+q.offset;return a.buffer.slice(p,p+q.length)});l=restore_buffers(l,d);this.set_state(l)}};const NE2K_LOG_VERBOSE=!1;
var E8390_CMD=0,EN0_CLDALO=1,EN0_STARTPG=1,EN0_CLDAHI=2,EN0_STOPPG=2,EN0_BOUNDARY=3,EN0_TSR=4,EN0_TPSR=4,EN0_NCR=5,EN0_TCNTLO=5,EN0_FIFO=6,EN0_TCNTHI=6,EN0_ISR=7,EN0_CRDALO=8,EN0_RSARLO=8,EN0_CRDAHI=9,EN0_RSARHI=9,EN0_RCNTLO=10,EN0_RCNTHI=11,EN0_RSR=12,EN0_RXCR=12,EN0_TXCR=13,EN0_COUNTER0=13,EN0_DCFG=14,EN0_COUNTER1=14,EN0_IMR=15,EN0_COUNTER2=15,NE_DATAPORT=16,NE_RESET=31,ENISR_RX=1,ENISR_TX=2,ENISR_RX_ERR=4,ENISR_TX_ERR=8,ENISR_OVER=16,ENISR_COUNTERS=32,ENISR_RDC=64,ENISR_RESET=128,ENISR_ALL=63,
ENRSR_RXOK=1,START_PAGE=64,START_RX_PAGE=76,STOP_PAGE=128;
function Ne2k(a,b,c){this.cpu=a;this.pci=a.devices.pci;this.preserve_mac_from_state_image=c;this.bus=b;this.bus.register("net0-receive",function(d){this.receive(d)},this);this.port=768;this.name="ne2k";this.pci_space=[236,16,41,128,3,1,0,0,0,0,0,2,0,0,0,0,this.port&255|1,this.port>>8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,244,26,0,17,0,0,184,254,0,0,0,0,0,0,0,0,0,1,0,0];this.pci_id=40;this.pci_bars=[{size:32}];this.imr=this.isr=0;this.cr=1;this.tpsr=this.tcnt=this.rcnt=this.dcfg=0;this.memory=
new Uint8Array(32768);this.txcr=this.rxcr=0;this.tsr=1;this.mac=new Uint8Array([0,34,21,255*Math.random()|0,255*Math.random()|0,255*Math.random()|0]);for(b=0;6>b;b++)this.memory[b<<1]=this.memory[b<<1|1]=this.mac[b];this.memory[28]=this.memory[29]=87;this.memory[30]=this.memory[31]=87;dbg_log("Mac: "+h(this.mac[0],2)+":"+h(this.mac[1],2)+":"+h(this.mac[2],2)+":"+h(this.mac[3],2)+":"+h(this.mac[4],2)+":"+h(this.mac[5],2),LOG_NET);this.rsar=0;this.pstart=START_PAGE;this.pstop=STOP_PAGE;this.boundary=
this.curpg=START_RX_PAGE;b=a.io;b.register_read(this.port|E8390_CMD,this,function(){dbg_log("Read cmd",LOG_NET);return this.cr});b.register_write(this.port|E8390_CMD,this,function(d){this.cr=d;dbg_log("Write command: "+h(d,2)+" newpg="+(this.cr>>6)+" txcr="+h(this.txcr,2),LOG_NET);this.cr&1||(d&24&&0===this.rcnt&&this.do_interrupt(ENISR_RDC),d&4&&(d=this.tpsr<<8,d=this.memory.subarray(d,d+this.tcnt),this.bus.send("net0-send",d),this.bus.send("eth-transmit-end",[d.length]),this.cr&=-5,this.do_interrupt(ENISR_TX),
dbg_log("Command: Transfer. length="+h(d.byteLength),LOG_NET)))});b.register_read(this.port|EN0_COUNTER0,this,function(){dbg_log("Read counter0",LOG_NET);return 0});b.register_read(this.port|EN0_COUNTER1,this,function(){dbg_log("Read counter1",LOG_NET);return 0});b.register_read(this.port|EN0_COUNTER2,this,function(){dbg_log("Read counter2",LOG_NET);return 0});b.register_read(this.port|NE_RESET,this,function(){var d=this.get_page();0===d?(dbg_log("Read reset",LOG_NET),this.do_interrupt(ENISR_RESET)):
(dbg_log("Read pg"+d+"/1f",LOG_NET),dbg_assert(!1));return 0});b.register_write(this.port|NE_RESET,this,function(d){var e=this.get_page();0===e?dbg_log("Write reset: "+h(d,2),LOG_NET):(dbg_log("Write pg"+e+"/1f: "+h(d),LOG_NET),dbg_assert(!1))});b.register_read(this.port|EN0_STARTPG,this,function(){var d=this.get_page();if(0===d)return this.pstart;if(1===d)return dbg_log("Read pg1/01 (mac[0])",LOG_NET),this.mac[0];if(2===d)return this.pstart;dbg_log("Read pg"+d+"/01");dbg_assert(!1);return 0});b.register_write(this.port|
EN0_STARTPG,this,function(d){var e=this.get_page();0===e?(dbg_log("start page: "+h(d,2),LOG_NET),this.pstart=d):1===e?(dbg_log("mac[0] = "+h(d),LOG_NET),this.mac[0]=d):3===e?dbg_log("Unimplemented: Write pg3/01 (9346CR): "+h(d),LOG_NET):(dbg_log("Write pg"+e+"/01: "+h(d),LOG_NET),dbg_assert(!1))});b.register_read(this.port|EN0_STOPPG,this,function(){var d=this.get_page();if(0===d)return this.pstop;if(1===d)return dbg_log("Read pg1/02 (mac[1])",LOG_NET),this.mac[1];if(2===d)return this.pstop;dbg_log("Read pg"+
d+"/02",LOG_NET);dbg_assert(!1);return 0});b.register_write(this.port|EN0_STOPPG,this,function(d){var e=this.get_page();0===e?(dbg_log("stop page: "+h(d,2),LOG_NET),d>this.memory.length>>8&&(d=this.memory.length>>8,dbg_log("XXX: Adjusting stop page to "+h(d),LOG_NET)),this.pstop=d):1===e?(dbg_log("mac[1] = "+h(d),LOG_NET),this.mac[1]=d):(dbg_log("Write pg"+e+"/02: "+h(d),LOG_NET),dbg_assert(!1))});b.register_read(this.port|EN0_ISR,this,function(){var d=this.get_page();if(0===d)return dbg_log("Read isr: "+
h(this.isr,2),LOG_NET),this.isr;if(1===d)return dbg_log("Read curpg: "+h(this.curpg,2),LOG_NET),this.curpg;dbg_assert(!1)});b.register_write(this.port|EN0_ISR,this,function(d){var e=this.get_page();0===e?(dbg_log("Write isr: "+h(d,2),LOG_NET),this.isr&=~d,this.update_irq()):1===e?(dbg_log("Write curpg: "+h(d,2),LOG_NET),this.curpg=d):dbg_assert(!1)});b.register_write(this.port|EN0_TXCR,this,function(d){var e=this.get_page();0===e?(this.txcr=d,dbg_log("Write tx config: "+h(d,2),LOG_NET)):dbg_log("Unimplemented: Write pg"+
e+"/0d "+h(d,2),LOG_NET)});b.register_write(this.port|EN0_DCFG,this,function(d){var e=this.get_page();0===e?(dbg_log("Write data configuration: "+h(d,2),LOG_NET),this.dcfg=d):dbg_log("Unimplemented: Write pg"+e+"/0e "+h(d,2),LOG_NET)});b.register_read(this.port|EN0_RCNTLO,this,function(){if(0===this.get_page())return dbg_log("Read pg0/0a",LOG_NET),80;dbg_assert(!1,"TODO");return 0});b.register_write(this.port|EN0_RCNTLO,this,function(d){var e=this.get_page();0===e?(dbg_log("Write remote byte count low: "+
h(d,2),LOG_NET),this.rcnt=this.rcnt&65280|d&255):dbg_log("Unimplemented: Write pg"+e+"/0a "+h(d,2),LOG_NET)});b.register_read(this.port|EN0_RCNTHI,this,function(){if(0===this.get_page())return dbg_log("Read pg0/0b",LOG_NET),67;dbg_assert(!1,"TODO");return 0});b.register_write(this.port|EN0_RCNTHI,this,function(d){var e=this.get_page();0===e?(dbg_log("Write remote byte count high: "+h(d,2),LOG_NET),this.rcnt=this.rcnt&255|d<<8&65280):dbg_log("Unimplemented: Write pg"+e+"/0b "+h(d,2),LOG_NET)});b.register_read(this.port|
EN0_RSARLO,this,function(){var d=this.get_page();if(0===d)return dbg_log("Read remote start address low",LOG_NET),this.rsar&255;dbg_log("Unimplemented: Read pg"+d+"/08",LOG_NET);dbg_assert(!1)});b.register_write(this.port|EN0_RSARLO,this,function(d){var e=this.get_page();0===e?(dbg_log("Write remote start address low: "+h(d,2),LOG_NET),this.rsar=this.rsar&65280|d&255):dbg_log("Unimplemented: Write pg"+e+"/08 "+h(d,2),LOG_NET)});b.register_read(this.port|EN0_RSARHI,this,function(){var d=this.get_page();
if(0===d)return dbg_log("Read remote start address high",LOG_NET),this.rsar>>8&255;dbg_log("Unimplemented: Read pg"+d+"/09",LOG_NET);dbg_assert(!1)});b.register_write(this.port|EN0_RSARHI,this,function(d){var e=this.get_page();0===e?(dbg_log("Write remote start address low: "+h(d,2),LOG_NET),this.rsar=this.rsar&255|d<<8&65280):dbg_log("Unimplemented: Write pg"+e+"/09 "+h(d,2),LOG_NET)});b.register_write(this.port|EN0_IMR,this,function(d){var e=this.get_page();0===e?(dbg_log("Write interrupt mask register: "+
h(d,2)+" isr="+h(this.isr,2),LOG_NET),this.imr=d,this.update_irq()):dbg_log("Unimplemented: Write pg"+e+"/0f "+h(d,2),LOG_NET)});b.register_read(this.port|EN0_BOUNDARY,this,function(){var d=this.get_page();if(0===d)return dbg_log("Read boundary: "+h(this.boundary,2),LOG_NET),this.boundary;if(1===d)return dbg_log("Read pg1/03 (mac[2])",LOG_NET),this.mac[2];3===d?dbg_log("Unimplemented: Read pg3/03 (CONFIG0)",LOG_NET):(dbg_log("Read pg"+d+"/03",LOG_NET),dbg_assert(!1));return 0});b.register_write(this.port|
EN0_BOUNDARY,this,function(d){var e=this.get_page();0===e?(dbg_log("Write boundary: "+h(d,2),LOG_NET),this.boundary=d):1===e?(dbg_log("mac[2] = "+h(d),LOG_NET),this.mac[2]=d):(dbg_log("Write pg"+e+"/03: "+h(d),LOG_NET),dbg_assert(!1))});b.register_read(this.port|EN0_TSR,this,function(){var d=this.get_page();if(0===d)return this.tsr;if(1===d)return dbg_log("Read pg1/04 (mac[3])",LOG_NET),this.mac[3];dbg_log("Read pg"+d+"/04",LOG_NET);dbg_assert(!1);return 0});b.register_write(this.port|EN0_TPSR,this,
function(d){var e=this.get_page();0===e?(dbg_log("Write tpsr: "+h(d,2),LOG_NET),this.tpsr=d):1===e?(dbg_log("mac[3] = "+h(d),LOG_NET),this.mac[3]=d):(dbg_log("Write pg"+e+"/04: "+h(d),LOG_NET),dbg_assert(!1))});b.register_read(this.port|EN0_TCNTLO,this,function(){var d=this.get_page();if(0===d)return dbg_log("Unimplemented: Read pg0/05 (NCR: Number of Collisions Register)",LOG_NET),0;if(1===d)return dbg_log("Read pg1/05 (mac[4])",LOG_NET),this.mac[4];3===d?dbg_log("Unimplemented: Read pg3/05 (CONFIG2)",
LOG_NET):(dbg_log("Read pg"+d+"/05",LOG_NET),dbg_assert(!1));return 0});b.register_write(this.port|EN0_TCNTLO,this,function(d){var e=this.get_page();0===e?(dbg_log("Write tcnt low: "+h(d,2),LOG_NET),this.tcnt=this.tcnt&-256|d):1===e?(dbg_log("mac[4] = "+h(d),LOG_NET),this.mac[4]=d):3===e?dbg_log("Unimplemented: Write pg3/05 (CONFIG2): "+h(d),LOG_NET):(dbg_log("Write pg"+e+"/05: "+h(d),LOG_NET),dbg_assert(!1))});b.register_read(this.port|EN0_TCNTHI,this,function(){var d=this.get_page();if(0===d)return dbg_assert(!1,
"TODO"),0;if(1===d)return dbg_log("Read pg1/06 (mac[5])",LOG_NET),this.mac[5];3===d?dbg_log("Unimplemented: Read pg3/06 (CONFIG3)",LOG_NET):(dbg_log("Read pg"+d+"/06",LOG_NET),dbg_assert(!1));return 0});b.register_write(this.port|EN0_TCNTHI,this,function(d){var e=this.get_page();0===e?(dbg_log("Write tcnt high: "+h(d,2),LOG_NET),this.tcnt=this.tcnt&255|d<<8):1===e?(dbg_log("mac[5] = "+h(d),LOG_NET),this.mac[5]=d):3===e?dbg_log("Unimplemented: Write pg3/06 (CONFIG3): "+h(d),LOG_NET):(dbg_log("Write pg"+
e+"/06: "+h(d),LOG_NET),dbg_assert(!1))});b.register_read(this.port|EN0_RSR,this,function(){var d=this.get_page();if(0===d)return 9;dbg_log("Unimplemented: Read pg"+d+"/0c",LOG_NET);dbg_assert(!1);return 0});b.register_write(this.port|EN0_RXCR,this,function(d){var e=this.get_page();0===e?(dbg_log("RX configuration reg write: "+h(d,2),LOG_NET),this.rxcr=d):dbg_log("Unimplemented: Write pg"+e+"/0c: "+h(d),LOG_NET)});b.register_read(this.port|NE_DATAPORT|0,this,this.data_port_read8,this.data_port_read16,
this.data_port_read32);b.register_write(this.port|NE_DATAPORT|0,this,this.data_port_write16,this.data_port_write16,this.data_port_write32);a.devices.pci.register_device(this)}Ne2k.prototype.get_state=function(){var a=[];a[0]=this.isr;a[1]=this.imr;a[2]=this.cr;a[3]=this.dcfg;a[4]=this.rcnt;a[5]=this.tcnt;a[6]=this.tpsr;a[7]=this.rsar;a[8]=this.pstart;a[9]=this.curpg;a[10]=this.boundary;a[11]=this.pstop;a[12]=this.rxcr;a[13]=this.txcr;a[14]=this.tsr;a[15]=this.mac;a[16]=this.memory;return a};
Ne2k.prototype.set_state=function(a){this.isr=a[0];this.imr=a[1];this.cr=a[2];this.dcfg=a[3];this.rcnt=a[4];this.tcnt=a[5];this.tpsr=a[6];this.rsar=a[7];this.pstart=a[8];this.curpg=a[9];this.boundary=a[10];this.pstop=a[11];this.rxcr=a[12];this.txcr=a[13];this.tsr=a[14];this.preserve_mac_from_state_image&&(this.mac=a[15],this.memory=a[16])};Ne2k.prototype.do_interrupt=function(a){dbg_log("Do interrupt "+h(a,2),LOG_NET);this.isr|=a;this.update_irq()};
Ne2k.prototype.update_irq=function(){this.imr&this.isr?this.pci.raise_irq(this.pci_id):this.pci.lower_irq(this.pci_id)};Ne2k.prototype.data_port_write=function(a){NE2K_LOG_VERBOSE&&dbg_log("Write data port: data="+h(a&255,2)+" rsar="+h(this.rsar,4)+" rcnt="+h(this.rcnt,4),LOG_NET);if(16>=this.rsar||this.rsar>=START_PAGE<<8&&this.rsar<STOP_PAGE<<8)this.memory[this.rsar]=a;this.rsar++;this.rcnt--;this.rsar>=this.pstop<<8&&(this.rsar+=this.pstart-this.pstop<<8);0===this.rcnt&&this.do_interrupt(ENISR_RDC)};
Ne2k.prototype.data_port_write16=function(a){this.data_port_write(a);this.dcfg&1&&this.data_port_write(a>>8)};Ne2k.prototype.data_port_write32=function(a){this.data_port_write(a);this.data_port_write(a>>8);this.data_port_write(a>>16);this.data_port_write(a>>24)};
Ne2k.prototype.data_port_read=function(){let a=0;this.rsar<STOP_PAGE<<8&&(a=this.memory[this.rsar]);NE2K_LOG_VERBOSE&&dbg_log("Read data port: data="+h(a,2)+" rsar="+h(this.rsar,4)+" rcnt="+h(this.rcnt,4),LOG_NET);this.rsar++;this.rcnt--;this.rsar>=this.pstop<<8&&(this.rsar+=this.pstart-this.pstop<<8);0===this.rcnt&&this.do_interrupt(ENISR_RDC);return a};Ne2k.prototype.data_port_read8=function(){return this.data_port_read16()&255};
Ne2k.prototype.data_port_read16=function(){return this.dcfg&1?this.data_port_read()|this.data_port_read()<<8:this.data_port_read()};Ne2k.prototype.data_port_read32=function(){return this.data_port_read()|this.data_port_read()<<8|this.data_port_read()<<16|this.data_port_read()<<24};
Ne2k.prototype.receive=function(a){if(!(this.cr&1)&&(this.bus.send("eth-receive-end",[a.length]),this.rxcr&16||this.rxcr&4&&255===a[0]&&255===a[1]&&255===a[2]&&255===a[3]&&255===a[4]&&255===a[5]||!(this.rxcr&8&&1===(a[0]&1)||a[0]!==this.mac[0]||a[1]!==this.mac[1]||a[2]!==this.mac[2]||a[3]!==this.mac[3]||a[4]!==this.mac[4]||a[5]!==this.mac[5]))){var b=this.curpg<<8,c=Math.max(60,a.length)+4,d=b+4,e=this.curpg+1+(c>>8),f=b+c,k=1+(c>>8),g=this.boundary>this.curpg?this.boundary-this.curpg:this.pstop-
this.curpg+this.boundary-this.pstart;g<k&&0!==this.boundary?dbg_log("Buffer full, dropping packet pstart="+h(this.pstart)+" pstop="+h(this.pstop)+" curpg="+h(this.curpg)+" needed="+h(k)+" boundary="+h(this.boundary)+" available="+h(g),LOG_NET):(f>this.pstop<<8?(dbg_assert(60<=a.length),f=(this.pstop<<8)-d,dbg_assert(0<=f),this.memory.set(a.subarray(0,f),d),this.memory.set(a.subarray(f),this.pstart<<8),dbg_log("rcv cut="+h(f),LOG_NET)):(this.memory.set(a,d),60>a.length&&this.memory.fill(0,d+a.length,
d+60)),e>=this.pstop&&(e+=this.pstart-this.pstop),this.memory[b]=ENRSR_RXOK,this.memory[b+1]=e,this.memory[b+2]=c,this.memory[b+3]=c>>8,this.curpg=e,dbg_log("rcv offset="+h(b)+" len="+h(c)+" next="+h(e),LOG_NET),this.do_interrupt(ENISR_RX))}};Ne2k.prototype.get_page=function(){return this.cr>>6&3};var DSP_COPYRIGHT="COPYRIGHT (C) CREATIVE TECHNOLOGY LTD, 1992.",DSP_NO_COMMAND=0,DSP_BUFSIZE=64,DSP_DACSIZE=65536,SB_DMA_BUFSIZE=65536,SB_DMA_BLOCK_SAMPLES=1024,SB_DMA0=0,SB_DMA1=1,SB_DMA3=3,SB_DMA5=5,SB_DMA6=6,SB_DMA7=7,SB_DMA_CHANNEL_8BIT=SB_DMA1,SB_DMA_CHANNEL_16BIT=SB_DMA5,SB_IRQ2=2,SB_IRQ5=5,SB_IRQ7=7,SB_IRQ10=10,SB_IRQ=SB_IRQ5,SB_IRQ_8BIT=1,SB_IRQ_16BIT=2,SB_IRQ_MIDI=1,SB_IRQ_MPU=4,DSP_COMMAND_SIZES=new Uint8Array(256),DSP_COMMAND_HANDLERS=[],MIXER_READ_HANDLERS=[],MIXER_WRITE_HANDLERS=[],
MIXER_REGISTER_IS_LEGACY=new Uint8Array(256),FM_HANDLERS=[];
function SB16(a,b){this.cpu=a;this.bus=b;this.write_buffer=new ByteQueue(DSP_BUFSIZE);this.read_buffer=new ByteQueue(DSP_BUFSIZE);this.read_buffer_lastvalue=0;this.command=DSP_NO_COMMAND;this.mixer_current_address=this.command_size=0;this.mixer_registers=new Uint8Array(256);this.mixer_reset();this.dummy_speaker_enabled=!1;this.test_register=0;this.dsp_signed=this.dsp_16bit=this.dsp_stereo=this.dsp_highspeed=!1;this.dac_buffers=[new FloatQueue(DSP_DACSIZE),new FloatQueue(DSP_DACSIZE)];this.dma=a.devices.dma;
this.dma_channel=this.dma_irq=this.dma_bytes_block=this.dma_bytes_left=this.dma_bytes_count=this.dma_sample_count=0;this.dma_channel_8bit=SB_DMA_CHANNEL_8BIT;this.dma_channel_16bit=SB_DMA_CHANNEL_16BIT;this.dma_autoinit=!1;this.dma_buffer=new ArrayBuffer(SB_DMA_BUFSIZE);this.dma_buffer_int8=new Int8Array(this.dma_buffer);this.dma_buffer_uint8=new Uint8Array(this.dma_buffer);this.dma_buffer_int16=new Int16Array(this.dma_buffer);this.dma_buffer_uint16=new Uint16Array(this.dma_buffer);this.dma_syncbuffer=
new SyncBuffer(this.dma_buffer);this.dma_paused=this.dma_waiting_transfer=!1;this.sampling_rate=22050;b.send("dac-tell-sampling-rate",this.sampling_rate);this.bytes_per_sample=1;this.e2_value=170;this.e2_count=0;this.asp_registers=new Uint8Array(256);this.mpu_read_buffer=new ByteQueue(DSP_BUFSIZE);this.fm_current_address1=this.fm_current_address0=this.mpu_read_buffer_lastvalue=0;this.fm_waveform_select_enable=!1;this.irq=SB_IRQ;this.irq_triggered=new Uint8Array(16);a.io.register_read_consecutive(544,
this,this.port2x0_read,this.port2x1_read,this.port2x2_read,this.port2x3_read);a.io.register_read_consecutive(904,this,this.port2x0_read,this.port2x1_read);a.io.register_read_consecutive(548,this,this.port2x4_read,this.port2x5_read);a.io.register_read(550,this,this.port2x6_read);a.io.register_read(551,this,this.port2x7_read);a.io.register_read(552,this,this.port2x8_read);a.io.register_read(553,this,this.port2x9_read);a.io.register_read(554,this,this.port2xA_read);a.io.register_read(555,this,this.port2xB_read);
a.io.register_read(556,this,this.port2xC_read);a.io.register_read(557,this,this.port2xD_read);a.io.register_read_consecutive(558,this,this.port2xE_read,this.port2xF_read);a.io.register_write_consecutive(544,this,this.port2x0_write,this.port2x1_write,this.port2x2_write,this.port2x3_write);a.io.register_write_consecutive(904,this,this.port2x0_write,this.port2x1_write);a.io.register_write_consecutive(548,this,this.port2x4_write,this.port2x5_write);a.io.register_write(550,this,this.port2x6_write);a.io.register_write(551,
this,this.port2x7_write);a.io.register_write_consecutive(552,this,this.port2x8_write,this.port2x9_write);a.io.register_write(554,this,this.port2xA_write);a.io.register_write(555,this,this.port2xB_write);a.io.register_write(556,this,this.port2xC_write);a.io.register_write(557,this,this.port2xD_write);a.io.register_write(558,this,this.port2xE_write);a.io.register_write(559,this,this.port2xF_write);a.io.register_read_consecutive(816,this,this.port3x0_read,this.port3x1_read);a.io.register_write_consecutive(816,
this,this.port3x0_write,this.port3x1_write);this.dma.on_unmask(this.dma_on_unmask,this);b.register("dac-request-data",function(){this.dac_handle_request()},this);b.register("speaker-has-initialized",function(){this.mixer_reset()},this);b.send("speaker-confirm-initialized");this.dsp_reset()}
SB16.prototype.dsp_reset=function(){this.write_buffer.clear();this.read_buffer.clear();this.command=DSP_NO_COMMAND;this.command_size=0;this.dummy_speaker_enabled=!1;this.test_register=0;this.dsp_signed=this.dsp_16bit=this.dsp_stereo=this.dsp_highspeed=!1;this.dac_buffers[0].clear();this.dac_buffers[1].clear();this.dma_channel=this.dma_irq=this.dma_bytes_block=this.dma_bytes_left=this.dma_bytes_count=this.dma_sample_count=0;this.dma_autoinit=!1;this.dma_buffer_uint8.fill(0);this.dma_paused=this.dma_waiting_transfer=
!1;this.e2_value=170;this.e2_count=0;this.sampling_rate=22050;this.bytes_per_sample=1;this.lower_irq(SB_IRQ_8BIT);this.irq_triggered.fill(0);this.asp_registers.fill(0);this.asp_registers[5]=1;this.asp_registers[9]=248};
SB16.prototype.get_state=function(){var a=[];a[2]=this.read_buffer_lastvalue;a[3]=this.command;a[4]=this.command_size;a[5]=this.mixer_current_address;a[6]=this.mixer_registers;a[7]=this.dummy_speaker_enabled;a[8]=this.test_register;a[9]=this.dsp_highspeed;a[10]=this.dsp_stereo;a[11]=this.dsp_16bit;a[12]=this.dsp_signed;a[15]=this.dma_sample_count;a[16]=this.dma_bytes_count;a[17]=this.dma_bytes_left;a[18]=this.dma_bytes_block;a[19]=this.dma_irq;a[20]=this.dma_channel;a[21]=this.dma_channel_8bit;a[22]=
this.dma_channel_16bit;a[23]=this.dma_autoinit;a[24]=this.dma_buffer_uint8;a[25]=this.dma_waiting_transfer;a[26]=this.dma_paused;a[27]=this.sampling_rate;a[28]=this.bytes_per_sample;a[29]=this.e2_value;a[30]=this.e2_count;a[31]=this.asp_registers;a[33]=this.mpu_read_buffer_last_value;a[34]=this.irq;a[35]=this.irq_triggered;return a};
SB16.prototype.set_state=function(a){this.read_buffer_lastvalue=a[2];this.command=a[3];this.command_size=a[4];this.mixer_current_address=a[5];this.mixer_registers=a[6];this.mixer_full_update();this.dummy_speaker_enabled=a[7];this.test_register=a[8];this.dsp_highspeed=a[9];this.dsp_stereo=a[10];this.dsp_16bit=a[11];this.dsp_signed=a[12];this.dma_sample_count=a[15];this.dma_bytes_count=a[16];this.dma_bytes_left=a[17];this.dma_bytes_block=a[18];this.dma_irq=a[19];this.dma_channel=a[20];this.dma_channel_8bit=
a[21];this.dma_channel_16bit=a[22];this.dma_autoinit=a[23];this.dma_buffer_uint8=a[24];this.dma_waiting_transfer=a[25];this.dma_paused=a[26];this.sampling_rate=a[27];this.bytes_per_sample=a[28];this.e2_value=a[29];this.e2_count=a[30];this.asp_registers=a[31];this.mpu_read_buffer_last_value=a[33];this.irq=a[34];this.irq_triggered=a[35];this.dma_buffer=this.dma_buffer_uint8.buffer;this.dma_buffer_int8=new Int8Array(this.dma_buffer);this.dma_buffer_int16=new Int16Array(this.dma_buffer);this.dma_buffer_uint16=
new Uint16Array(this.dma_buffer);this.dma_syncbuffer=new SyncBuffer(this.dma_buffer);this.dma_paused?this.bus.send("dac-disable"):this.bus.send("dac-enable")};SB16.prototype.port2x0_read=function(){dbg_log("220 read: fm music status port (unimplemented)",LOG_SB16);return 255};SB16.prototype.port2x1_read=function(){dbg_log("221 read: fm music data port (write only)",LOG_SB16);return 255};
SB16.prototype.port2x2_read=function(){dbg_log("222 read: advanced fm music status port (unimplemented)",LOG_SB16);return 255};SB16.prototype.port2x3_read=function(){dbg_log("223 read: advanced music data port (write only)",LOG_SB16);return 255};SB16.prototype.port2x4_read=function(){dbg_log("224 read: mixer address port",LOG_SB16);return this.mixer_current_address};SB16.prototype.port2x5_read=function(){dbg_log("225 read: mixer data port",LOG_SB16);return this.mixer_read(this.mixer_current_address)};
SB16.prototype.port2x6_read=function(){dbg_log("226 read: (write only)",LOG_SB16);return 255};SB16.prototype.port2x7_read=function(){dbg_log("227 read: undocumented",LOG_SB16);return 255};SB16.prototype.port2x8_read=function(){dbg_log("228 read: fm music status port (unimplemented)",LOG_SB16);return 255};SB16.prototype.port2x9_read=function(){dbg_log("229 read: fm music data port (write only)",LOG_SB16);return 255};
SB16.prototype.port2xA_read=function(){dbg_log("22A read: read data",LOG_SB16);this.read_buffer.length&&(this.read_buffer_lastvalue=this.read_buffer.shift());dbg_log(" <- "+this.read_buffer_lastvalue+" "+h(this.read_buffer_lastvalue)+" '"+String.fromCharCode(this.read_buffer_lastvalue)+"'",LOG_SB16);return this.read_buffer_lastvalue};SB16.prototype.port2xB_read=function(){dbg_log("22B read: undocumented",LOG_SB16);return 255};
SB16.prototype.port2xC_read=function(){dbg_log("22C read: write-buffer status",LOG_SB16);return 127};SB16.prototype.port2xD_read=function(){dbg_log("22D read: undocumented",LOG_SB16);return 255};SB16.prototype.port2xE_read=function(){dbg_log("22E read: read-buffer status / irq 8bit ack.",LOG_SB16);this.irq_triggered[SB_IRQ_8BIT]&&this.lower_irq(SB_IRQ_8BIT);return(this.read_buffer.length&&!this.dsp_highspeed)<<7|127};
SB16.prototype.port2xF_read=function(){dbg_log("22F read: irq 16bit ack",LOG_SB16);this.lower_irq(SB_IRQ_16BIT);return 0};SB16.prototype.port2x0_write=function(a){dbg_log("220 write: (unimplemented) fm register 0 address = "+h(a),LOG_SB16);this.fm_current_address0=0};SB16.prototype.port2x1_write=function(a){dbg_log("221 write: (unimplemented) fm register 0 data = "+h(a),LOG_SB16);var b=FM_HANDLERS[this.fm_current_address0];b||(b=this.fm_default_write);b.call(this,a,0,this.fm_current_address0)};
SB16.prototype.port2x2_write=function(a){dbg_log("222 write: (unimplemented) fm register 1 address = "+h(a),LOG_SB16);this.fm_current_address1=0};SB16.prototype.port2x3_write=function(a){dbg_log("223 write: (unimplemented) fm register 1 data ="+h(a),LOG_SB16);var b=FM_HANDLERS[this.fm_current_address1];b||(b=this.fm_default_write);b.call(this,a,1,this.fm_current_address1)};SB16.prototype.port2x4_write=function(a){dbg_log("224 write: mixer address = "+h(a),LOG_SB16);this.mixer_current_address=a};
SB16.prototype.port2x5_write=function(a){dbg_log("225 write: mixer data = "+h(a),LOG_SB16);this.mixer_write(this.mixer_current_address,a)};SB16.prototype.port2x6_write=function(a){dbg_log("226 write: reset = "+h(a),LOG_SB16);this.dsp_highspeed?(dbg_log(" -> exit highspeed",LOG_SB16),this.dsp_highspeed=!1):a&&(dbg_log(" -> reset",LOG_SB16),this.dsp_reset());this.read_buffer.clear();this.read_buffer.push(170)};SB16.prototype.port2x7_write=function(a){dbg_log("227 write: undocumented",LOG_SB16)};
SB16.prototype.port2x8_write=function(a){dbg_log("228 write: fm music register port (unimplemented)",LOG_SB16)};SB16.prototype.port2x9_write=function(a){dbg_log("229 write: fm music data port (unimplemented)",LOG_SB16)};SB16.prototype.port2xA_write=function(a){dbg_log("22A write: dsp read data port (read only)",LOG_SB16)};SB16.prototype.port2xB_write=function(a){dbg_log("22B write: undocumented",LOG_SB16)};
SB16.prototype.port2xC_write=function(a){dbg_log("22C write: write command/data",LOG_SB16);this.command===DSP_NO_COMMAND?(dbg_log("22C write: command = "+h(a),LOG_SB16),this.command=a,this.write_buffer.clear(),this.command_size=DSP_COMMAND_SIZES[a]):(dbg_log("22C write: data: "+h(a),LOG_SB16),this.write_buffer.push(a));this.write_buffer.length>=this.command_size&&this.command_do()};SB16.prototype.port2xD_write=function(a){dbg_log("22D write: undocumented",LOG_SB16)};
SB16.prototype.port2xE_write=function(a){dbg_log("22E write: dsp read buffer status (read only)",LOG_SB16)};SB16.prototype.port2xF_write=function(a){dbg_log("22F write: undocumented",LOG_SB16)};SB16.prototype.port3x0_read=function(){dbg_log("330 read: mpu data",LOG_SB16);this.mpu_read_buffer.length&&(this.mpu_read_buffer_lastvalue=this.mpu_read_buffer.shift());dbg_log(" <- "+h(this.mpu_read_buffer_lastvalue),LOG_SB16);return this.mpu_read_buffer_lastvalue};
SB16.prototype.port3x0_write=function(a){dbg_log("330 write: mpu data (unimplemented) : "+h(a),LOG_SB16)};SB16.prototype.port3x1_read=function(){dbg_log("331 read: mpu status",LOG_SB16);return 0|128*!this.mpu_read_buffer.length};SB16.prototype.port3x1_write=function(a){dbg_log("331 write: mpu command: "+h(a),LOG_SB16);255==a&&(this.mpu_read_buffer.clear(),this.mpu_read_buffer.push(254))};
SB16.prototype.command_do=function(){var a=DSP_COMMAND_HANDLERS[this.command];a||(a=this.dsp_default_handler);a.call(this);this.command=DSP_NO_COMMAND;this.command_size=0;this.write_buffer.clear()};SB16.prototype.dsp_default_handler=function(){dbg_log("Unhandled command: "+h(this.command),LOG_SB16)};function register_dsp_command(a,b,c){c||(c=SB16.prototype.dsp_default_handler);for(var d=0;d<a.length;d++)DSP_COMMAND_SIZES[a[d]]=b,DSP_COMMAND_HANDLERS[a[d]]=c}
function any_first_digit(a){for(var b=[],c=0;16>c;c++)b.push(a+c);return b}register_dsp_command([14],2,function(){this.asp_registers[this.write_buffer.shift()]=this.write_buffer.shift()});register_dsp_command([15],1,function(){this.read_buffer.clear();this.read_buffer.push(this.asp_registers[this.write_buffer.shift()])});register_dsp_command([16],1,function(){var a=audio_normalize(this.write_buffer.shift(),127.5,-1);this.dac_buffers[0].push(a);this.dac_buffers[1].push(a);this.bus.send("dac-enable")});
register_dsp_command([20,21],2,function(){this.dma_irq=SB_IRQ_8BIT;this.dma_channel=this.dma_channel_8bit;this.dsp_highspeed=this.dsp_16bit=this.dsp_signed=this.dma_autoinit=!1;this.dma_transfer_size_set();this.dma_transfer_start()});register_dsp_command([22],2);register_dsp_command([23],2);register_dsp_command([28],0,function(){this.dma_irq=SB_IRQ_8BIT;this.dma_channel=this.dma_channel_8bit;this.dma_autoinit=!0;this.dsp_highspeed=this.dsp_16bit=this.dsp_signed=!1;this.dma_transfer_start()});
register_dsp_command([31],0);register_dsp_command([32],0,function(){this.read_buffer.clear();this.read_buffer.push(127)});register_dsp_command([36],2);register_dsp_command([44],0);register_dsp_command([48],0);register_dsp_command([49],0);register_dsp_command([52],0);register_dsp_command([53],0);register_dsp_command([54],0);register_dsp_command([55],0);register_dsp_command([56],0);register_dsp_command([64],1,function(){this.sampling_rate_change(1E6/(256-this.write_buffer.shift())/this.get_channel_count())});
register_dsp_command([65,66],2,function(){this.sampling_rate_change(this.write_buffer.shift()<<8|this.write_buffer.shift())});register_dsp_command([72],2,function(){this.dma_transfer_size_set()});register_dsp_command([116],2);register_dsp_command([117],2);register_dsp_command([118],2);register_dsp_command([119],2);register_dsp_command([125],0);register_dsp_command([127],0);register_dsp_command([128],2);
register_dsp_command([144],0,function(){this.dma_irq=SB_IRQ_8BIT;this.dma_channel=this.dma_channel_8bit;this.dma_autoinit=!0;this.dsp_signed=!1;this.dsp_highspeed=!0;this.dsp_16bit=!1;this.dma_transfer_start()});register_dsp_command([145],0);register_dsp_command([152],0);register_dsp_command([153],0);register_dsp_command([160],0);register_dsp_command([168],0);
register_dsp_command(any_first_digit(176),3,function(){if(this.command&8)this.dsp_default_handler();else{var a=this.write_buffer.shift();this.dma_irq=SB_IRQ_16BIT;this.dma_channel=this.dma_channel_16bit;this.dma_autoinit=!!(this.command&4);this.dsp_signed=!!(a&16);this.dsp_stereo=!!(a&32);this.dsp_16bit=!0;this.dma_transfer_size_set();this.dma_transfer_start()}});
register_dsp_command(any_first_digit(192),3,function(){if(this.command&8)this.dsp_default_handler();else{var a=this.write_buffer.shift();this.dma_irq=SB_IRQ_8BIT;this.dma_channel=this.dma_channel_8bit;this.dma_autoinit=!!(this.command&4);this.dsp_signed=!!(a&16);this.dsp_stereo=!!(a&32);this.dsp_16bit=!1;this.dma_transfer_size_set();this.dma_transfer_start()}});register_dsp_command([208],0,function(){this.dma_paused=!0;this.bus.send("dac-disable")});
register_dsp_command([209],0,function(){this.dummy_speaker_enabled=!0});register_dsp_command([211],0,function(){this.dummy_speaker_enabled=!1});register_dsp_command([212],0,function(){this.dma_paused=!1;this.bus.send("dac-enable")});register_dsp_command([213],0,function(){this.dma_paused=!0;this.bus.send("dac-disable")});register_dsp_command([214],0,function(){this.dma_paused=!1;this.bus.send("dac-enable")});
register_dsp_command([216],0,function(){this.read_buffer.clear();this.read_buffer.push(255*this.dummy_speaker_enabled)});register_dsp_command([217,218],0,function(){this.dma_autoinit=!1});register_dsp_command([224],1,function(){this.read_buffer.clear();this.read_buffer.push(~this.write_buffer.shift())});register_dsp_command([225],0,function(){this.read_buffer.clear();this.read_buffer.push(4);this.read_buffer.push(5)});register_dsp_command([226],1);
register_dsp_command([227],0,function(){this.read_buffer.clear();for(var a=0;a<DSP_COPYRIGHT.length;a++)this.read_buffer.push(DSP_COPYRIGHT.charCodeAt(a));this.read_buffer.push(0)});register_dsp_command([228],1,function(){this.test_register=this.write_buffer.shift()});register_dsp_command([232],0,function(){this.read_buffer.clear();this.read_buffer.push(this.test_register)});register_dsp_command([242,243],0,function(){this.raise_irq()});var SB_F9=new Uint8Array(256);SB_F9[14]=255;SB_F9[15]=7;
SB_F9[55]=56;register_dsp_command([249],1,function(){var a=this.write_buffer.shift();dbg_log("dsp 0xf9: unknown function. input: "+a,LOG_SB16);this.read_buffer.clear();this.read_buffer.push(SB_F9[a])});SB16.prototype.mixer_read=function(a){var b=MIXER_READ_HANDLERS[a];b?b=b.call(this):(b=this.mixer_registers[a],dbg_log("unhandled mixer register read. addr:"+h(a)+" data:"+h(b),LOG_SB16));return b};
SB16.prototype.mixer_write=function(a,b){var c=MIXER_WRITE_HANDLERS[a];c?c.call(this,b):dbg_log("unhandled mixer register write. addr:"+h(a)+" data:"+h(b),LOG_SB16)};SB16.prototype.mixer_default_read=function(){dbg_log("mixer register read. addr:"+h(this.mixer_current_address),LOG_SB16);return this.mixer_registers[this.mixer_current_address]};
SB16.prototype.mixer_default_write=function(a){dbg_log("mixer register write. addr:"+h(this.mixer_current_address)+" data:"+h(a),LOG_SB16);this.mixer_registers[this.mixer_current_address]=a};
SB16.prototype.mixer_reset=function(){this.mixer_registers[4]=204;this.mixer_registers[34]=204;this.mixer_registers[38]=204;this.mixer_registers[40]=0;this.mixer_registers[46]=0;this.mixer_registers[10]=0;this.mixer_registers[48]=192;this.mixer_registers[49]=192;this.mixer_registers[50]=192;this.mixer_registers[51]=192;this.mixer_registers[52]=192;this.mixer_registers[53]=192;this.mixer_registers[54]=0;this.mixer_registers[55]=0;this.mixer_registers[56]=0;this.mixer_registers[57]=0;this.mixer_registers[59]=
0;this.mixer_registers[60]=31;this.mixer_registers[61]=21;this.mixer_registers[62]=11;this.mixer_registers[63]=0;this.mixer_registers[64]=0;this.mixer_registers[65]=0;this.mixer_registers[66]=0;this.mixer_registers[67]=0;this.mixer_registers[68]=128;this.mixer_registers[69]=128;this.mixer_registers[70]=128;this.mixer_registers[71]=128;this.mixer_full_update()};
SB16.prototype.mixer_full_update=function(){for(var a=1;a<this.mixer_registers.length;a++)MIXER_REGISTER_IS_LEGACY[a]||this.mixer_write(a,this.mixer_registers[a])};function register_mixer_read(a,b){b||(b=SB16.prototype.mixer_default_read);MIXER_READ_HANDLERS[a]=b}function register_mixer_write(a,b){b||(b=SB16.prototype.mixer_default_write);MIXER_WRITE_HANDLERS[a]=b}
function register_mixer_legacy(a,b,c){MIXER_REGISTER_IS_LEGACY[a]=1;MIXER_READ_HANDLERS[a]=function(){return this.mixer_registers[b]&240|this.mixer_registers[c]>>>4};MIXER_WRITE_HANDLERS[a]=function(d){this.mixer_registers[a]=d;var e=d<<4&240|this.mixer_registers[c]&15;this.mixer_write(b,d&240|this.mixer_registers[b]&15);this.mixer_write(c,e)}}
function register_mixer_volume(a,b,c){MIXER_READ_HANDLERS[a]=SB16.prototype.mixer_default_read;MIXER_WRITE_HANDLERS[a]=function(d){this.mixer_registers[a]=d;this.bus.send("mixer-volume",[b,c,(d>>>2)-62])}}register_mixer_read(0,function(){this.mixer_reset();return 0});register_mixer_write(0);register_mixer_legacy(4,50,51);register_mixer_legacy(34,48,49);register_mixer_legacy(38,52,53);register_mixer_legacy(40,54,55);register_mixer_legacy(46,56,57);register_mixer_volume(48,MIXER_SRC_MASTER,MIXER_CHANNEL_LEFT);
register_mixer_volume(49,MIXER_SRC_MASTER,MIXER_CHANNEL_RIGHT);register_mixer_volume(50,MIXER_SRC_DAC,MIXER_CHANNEL_LEFT);register_mixer_volume(51,MIXER_SRC_DAC,MIXER_CHANNEL_RIGHT);register_mixer_read(59);register_mixer_write(59,function(a){this.mixer_registers[59]=a;this.bus.send("mixer-volume",[MIXER_SRC_PCSPEAKER,MIXER_CHANNEL_BOTH,6*(a>>>6)-18])});register_mixer_read(65);register_mixer_write(65,function(a){this.mixer_registers[65]=a;this.bus.send("mixer-gain-left",6*(a>>>6))});register_mixer_read(66);
register_mixer_write(66,function(a){this.mixer_registers[66]=a;this.bus.send("mixer-gain-right",6*(a>>>6))});register_mixer_read(68);register_mixer_write(68,function(a){this.mixer_registers[68]=a;a>>>=3;this.bus.send("mixer-treble-left",a-(16>a?14:16))});register_mixer_read(69);register_mixer_write(69,function(a){this.mixer_registers[69]=a;a>>>=3;this.bus.send("mixer-treble-right",a-(16>a?14:16))});register_mixer_read(70);
register_mixer_write(70,function(a){this.mixer_registers[70]=a;a>>>=3;this.bus.send("mixer-bass-right",a-(16>a?14:16))});register_mixer_read(71);register_mixer_write(71,function(a){this.mixer_registers[71]=a;a>>>=3;this.bus.send("mixer-bass-right",a-(16>a?14:16))});register_mixer_read(128,function(){switch(this.irq){case SB_IRQ2:return 1;case SB_IRQ5:return 2;case SB_IRQ7:return 4;case SB_IRQ10:return 8;default:return 0}});
register_mixer_write(128,function(a){a&1&&(this.irq=SB_IRQ2);a&2&&(this.irq=SB_IRQ5);a&4&&(this.irq=SB_IRQ7);a&8&&(this.irq=SB_IRQ10)});register_mixer_read(129,function(){var a=0;switch(this.dma_channel_8bit){case SB_DMA0:a|=1;break;case SB_DMA1:a|=2;break;case SB_DMA3:a|=8}switch(this.dma_channel_16bit){case SB_DMA5:a|=32;break;case SB_DMA6:a|=64;break;case SB_DMA7:a|=128}return a});
register_mixer_write(129,function(a){a&1&&(this.dma_channel_8bit=SB_DMA0);a&2&&(this.dma_channel_8bit=SB_DMA1);a&8&&(this.dma_channel_8bit=SB_DMA3);a&32&&(this.dma_channel_16bit=SB_DMA5);a&64&&(this.dma_channel_16bit=SB_DMA6);a&128&&(this.dma_channel_16bit=SB_DMA7)});register_mixer_read(130,function(){for(var a=32,b=0;16>b;b++)a|=b*this.irq_triggered[b];return a});SB16.prototype.fm_default_write=function(a,b,c){dbg_log("unhandled fm register write. addr:"+b+"|"+h(c)+" data:"+h(a),LOG_SB16)};
function register_fm_write(a,b){b||(b=SB16.prototype.fm_default_write);for(var c=0;c<a.length;c++)FM_HANDLERS[a[c]]=b}function between(a,b){for(var c=[];a<=b;a++)c.push(a);return c}var SB_FM_OPERATORS_BY_OFFSET=new Uint8Array(32);SB_FM_OPERATORS_BY_OFFSET[0]=0;SB_FM_OPERATORS_BY_OFFSET[1]=1;SB_FM_OPERATORS_BY_OFFSET[2]=2;SB_FM_OPERATORS_BY_OFFSET[3]=3;SB_FM_OPERATORS_BY_OFFSET[4]=4;SB_FM_OPERATORS_BY_OFFSET[5]=5;SB_FM_OPERATORS_BY_OFFSET[8]=6;SB_FM_OPERATORS_BY_OFFSET[9]=7;
SB_FM_OPERATORS_BY_OFFSET[10]=8;SB_FM_OPERATORS_BY_OFFSET[11]=9;SB_FM_OPERATORS_BY_OFFSET[12]=10;SB_FM_OPERATORS_BY_OFFSET[13]=11;SB_FM_OPERATORS_BY_OFFSET[16]=12;SB_FM_OPERATORS_BY_OFFSET[17]=13;SB_FM_OPERATORS_BY_OFFSET[18]=14;SB_FM_OPERATORS_BY_OFFSET[19]=15;SB_FM_OPERATORS_BY_OFFSET[20]=16;SB_FM_OPERATORS_BY_OFFSET[21]=17;function get_fm_operator(a,b){return 18*a+SB_FM_OPERATORS_BY_OFFSET[b]}register_fm_write([1],function(a,b,c){this.fm_waveform_select_enable[b]=a&1;this.fm_update_waveforms()});
register_fm_write([2]);register_fm_write([3]);register_fm_write([4],function(a,b,c){});register_fm_write([5],function(a,b,c){0===b&&this.fm_default_write(a,b,c)});register_fm_write([8],function(a,b,c){});register_fm_write(between(32,53),function(a,b,c){get_fm_operator(b,c-32)});register_fm_write(between(64,85),function(a,b,c){get_fm_operator(b,c-64)});register_fm_write(between(96,117),function(a,b,c){get_fm_operator(b,c-96)});
register_fm_write(between(128,149),function(a,b,c){get_fm_operator(b,c-128)});register_fm_write(between(160,168),function(a,b,c){});register_fm_write(between(176,184),function(a,b,c){});register_fm_write([189],function(a,b,c){});register_fm_write(between(192,200),function(a,b,c){});register_fm_write(between(224,245),function(a,b,c){get_fm_operator(b,c-224)});SB16.prototype.fm_update_waveforms=function(){};
SB16.prototype.sampling_rate_change=function(a){this.sampling_rate=a;this.bus.send("dac-tell-sampling-rate",a)};SB16.prototype.get_channel_count=function(){return this.dsp_stereo?2:1};SB16.prototype.dma_transfer_size_set=function(){this.dma_sample_count=1+(this.write_buffer.shift()<<0)+(this.write_buffer.shift()<<8)};
SB16.prototype.dma_transfer_start=function(){dbg_log("begin dma transfer",LOG_SB16);this.bytes_per_sample=1;this.dsp_16bit&&(this.bytes_per_sample*=2);this.dma_bytes_count=this.dma_sample_count*this.bytes_per_sample;this.dma_bytes_block=SB_DMA_BLOCK_SAMPLES*this.bytes_per_sample;this.dma_bytes_block=Math.min(Math.max(this.dma_bytes_count>>2&-4,32),this.dma_bytes_block);this.dma_waiting_transfer=!0;this.dma.channel_mask[this.dma_channel]||this.dma_on_unmask(this.dma_channel)};
SB16.prototype.dma_on_unmask=function(a){a===this.dma_channel&&this.dma_waiting_transfer&&(this.dma_waiting_transfer=!1,this.dma_bytes_left=this.dma_bytes_count,this.dma_paused=!1,this.bus.send("dac-enable"))};
SB16.prototype.dma_transfer_next=function(){dbg_log("dma transfering next block",LOG_SB16);var a=Math.min(this.dma_bytes_left,this.dma_bytes_block),b=Math.floor(a/this.bytes_per_sample);this.dma.do_write(this.dma_syncbuffer,0,a,this.dma_channel,c=>{dbg_log("dma block transfer "+(c?"unsuccessful":"successful"),LOG_SB16);c||(this.dma_to_dac(b),this.dma_bytes_left-=a,this.dma_bytes_left||(this.raise_irq(this.dma_irq),this.dma_autoinit&&(this.dma_bytes_left=this.dma_bytes_count)))})};
SB16.prototype.dma_to_dac=function(a){var b=this.dsp_16bit?32767.5:127.5,c=this.dsp_signed?0:-1,d=this.dsp_stereo?1:2;var e=this.dsp_16bit?this.dsp_signed?this.dma_buffer_int16:this.dma_buffer_uint16:this.dsp_signed?this.dma_buffer_int8:this.dma_buffer_uint8;for(var f=0,k=0;k<a;k++)for(var g=audio_normalize(e[k],b,c),l=0;l<d;l++)this.dac_buffers[f].push(g),f^=1;this.dac_send()};SB16.prototype.dac_handle_request=function(){!this.dma_bytes_left||this.dma_paused?this.dac_send():this.dma_transfer_next()};
SB16.prototype.dac_send=function(){if(this.dac_buffers[0].length){var a=this.dac_buffers[0].shift_block(this.dac_buffers[0].length),b=this.dac_buffers[1].shift_block(this.dac_buffers[1].length);this.bus.send("dac-send-data",[a,b],[a.buffer,b.buffer])}};SB16.prototype.raise_irq=function(a){dbg_log("raise irq",LOG_SB16);this.irq_triggered[a]=1;this.cpu.device_raise_irq(this.irq)};SB16.prototype.lower_irq=function(a){dbg_log("lower irq",LOG_SB16);this.irq_triggered[a]=0;this.cpu.device_lower_irq(this.irq)};
function audio_normalize(a,b,c){return audio_clip(a/b+c,-1,1)}function audio_clip(a,b,c){return(a<b)*b+(a>c)*c+(b<=a&&a<=c)*a};const VIRTIO_PCI_VENDOR_ID=6900,VIRTIO_PCI_CAP_VENDOR=9,VIRTIO_PCI_CAP_LENGTH=16,VIRTIO_PCI_CAP_COMMON_CFG=1,VIRTIO_PCI_CAP_NOTIFY_CFG=2,VIRTIO_PCI_CAP_ISR_CFG=3,VIRTIO_PCI_CAP_DEVICE_CFG=4,VIRTIO_PCI_CAP_PCI_CFG=5,VIRTIO_STATUS_ACKNOWLEDGE=1,VIRTIO_STATUS_DRIVER=2,VIRTIO_STATUS_DRIVER_OK=4,VIRTIO_STATUS_FEATURES_OK=8,VIRTIO_STATUS_DEVICE_NEEDS_RESET=64,VIRTIO_STATUS_FAILED=128,VIRTIO_ISR_QUEUE=1,VIRTIO_ISR_DEVICE_CFG=2,VIRTIO_F_RING_INDIRECT_DESC=28,VIRTIO_F_RING_EVENT_IDX=29,VIRTIO_F_VERSION_1=
32,VIRTQ_DESC_ENTRYSIZE=16,VIRTQ_AVAIL_BASESIZE=6,VIRTQ_AVAIL_ENTRYSIZE=2,VIRTQ_USED_BASESIZE=6,VIRTQ_USED_ENTRYSIZE=8,VIRTQ_IDX_MASK=65535,VIRTQ_DESC_F_NEXT=1,VIRTQ_DESC_F_WRITE=2,VIRTQ_DESC_F_INDIRECT=4,VIRTQ_AVAIL_F_NO_INTERRUPT=1,VIRTQ_USED_F_NO_NOTIFY=1;var VirtIO_CapabilityStruct,VirtIO_CapabilityInfo,VirtQueue_Options,VirtIO_CommonCapabilityOptions,VirtIO_NotificationCapabilityOptions,VirtIO_ISRCapabilityOptions,VirtIO_DeviceSpecificCapabilityOptions,VirtIO_Options;
function VirtIO(a,b){this.cpu=a;this.pci=a.devices.pci;this.device_id=b.device_id;this.pci_space=[VIRTIO_PCI_VENDOR_ID&255,VIRTIO_PCI_VENDOR_ID>>8,b.device_id&255,b.device_id>>8,7,5,16,0,1,0,2,0,0,0,0,0,1,168,0,0,0,16,191,254,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,VIRTIO_PCI_VENDOR_ID&255,VIRTIO_PCI_VENDOR_ID>>8,b.subsystem_device_id&255,b.subsystem_device_id>>8,0,0,0,0,64,0,0,0,0,0,0,0,0,1,0,0];this.pci_space=this.pci_space.concat(v86util.zeros(256-this.pci_space.length));this.pci_id=b.pci_id;this.pci_bars=
[];this.name=b.name;this.driver_feature_select=this.device_feature_select=0;this.device_feature=new Uint32Array(4);this.driver_feature=new Uint32Array(4);for(var c of b.common.features)dbg_assert(0<=c,"VirtIO device<"+this.name+"> feature bit numbers must be non-negative"),dbg_assert(128>c,"VirtIO device<"+this.name+"> feature bit numbers assumed less than 128 in implementation"),this.device_feature[c>>>5]|=1<<(c&31),this.driver_feature[c>>>5]|=1<<(c&31);dbg_assert(b.common.features.includes(VIRTIO_F_VERSION_1),
"VirtIO device<"+this.name+"> only non-transitional devices are supported");this.features_ok=!0;this.device_status=0;this.config_has_changed=!1;this.config_generation=0;this.queues=[];for(var d of b.common.queues)this.queues.push(new VirtQueue(a,this,d));this.queue_select=0;this.queue_selected=this.queues[0];this.isr_status=0;if(DEBUG){c=new Set;for(var e of this.queues.map(f=>f.notify_offset))d=b.notification.single_handler?0:e,c.add(d),dbg_assert(b.notification.handlers[d],"VirtIO device<"+this.name+
"> every queue's notifier must exist");for(const [f,k]of b.notification.handlers.entries())dbg_assert(!k||c.has(f),"VirtIO device<"+this.name+"> no defined notify handler should be unused")}e=[];e.push(this.create_common_capability(b.common));e.push(this.create_notification_capability(b.notification));e.push(this.create_isr_capability(b.isr_status));b.device_specific&&e.push(this.create_device_specific_capability(b.device_specific));this.init_capabilities(e);a.devices.pci.register_device(this);this.reset()}
VirtIO.prototype.create_common_capability=function(a){return{type:VIRTIO_PCI_CAP_COMMON_CFG,bar:0,port:a.initial_port,use_mmio:!1,offset:0,extra:new Uint8Array(0),struct:[{bytes:4,name:"device_feature_select",read:()=>this.device_feature_select,write:b=>{this.device_feature_select=b}},{bytes:4,name:"device_feature",read:()=>this.device_feature[this.device_feature_select]||0,write:b=>{}},{bytes:4,name:"driver_feature_select",read:()=>this.driver_feature_select,write:b=>{this.driver_feature_select=
b}},{bytes:4,name:"driver_feature",read:()=>this.driver_feature[this.driver_feature_select]||0,write:b=>{const c=this.device_feature[this.driver_feature_select];this.driver_feature_select<this.driver_feature.length&&(this.driver_feature[this.driver_feature_select]=b&c);this.features_ok=this.features_ok&&!(b&~c)}},{bytes:2,name:"msix_config",read:()=>{dbg_log("No msi-x capability supported.",LOG_VIRTIO);return 65535},write:b=>{dbg_log("No msi-x capability supported.",LOG_VIRTIO)}},{bytes:2,name:"num_queues",
read:()=>this.queues.length,write:b=>{}},{bytes:1,name:"device_status",read:()=>this.device_status,write:b=>{0===b?(dbg_log("Reset device<"+this.name+">",LOG_VIRTIO),this.reset()):b&VIRTIO_STATUS_FAILED?dbg_log("Warning: Device<"+this.name+"> status failed",LOG_VIRTIO):dbg_log("Device<"+this.name+"> status: "+(b&VIRTIO_STATUS_ACKNOWLEDGE?"ACKNOWLEDGE ":"")+(b&VIRTIO_STATUS_DRIVER?"DRIVER ":"")+(b&VIRTIO_STATUS_DRIVER_OK?"DRIVER_OK":"")+(b&VIRTIO_STATUS_FEATURES_OK?"FEATURES_OK ":"")+(b&VIRTIO_STATUS_DEVICE_NEEDS_RESET?
"DEVICE_NEEDS_RESET":""),LOG_VIRTIO);b&~this.device_status&VIRTIO_STATUS_DRIVER_OK&&this.device_status&VIRTIO_STATUS_DEVICE_NEEDS_RESET&&this.notify_config_changes();this.features_ok||(DEBUG&&b&VIRTIO_STATUS_FEATURES_OK&&dbg_log("Removing FEATURES_OK",LOG_VIRTIO),b&=~VIRTIO_STATUS_FEATURES_OK);this.device_status=b;if(b&~this.device_status&VIRTIO_STATUS_DRIVER_OK)a.on_driver_ok()}},{bytes:1,name:"config_generation",read:()=>this.config_generation,write:b=>{}},{bytes:2,name:"queue_select",read:()=>
this.queue_select,write:b=>{this.queue_select=b;this.queue_select<this.queues.length?this.queues_selected=this.queues[this.queue_select]:this.queue_selected=null}},{bytes:2,name:"queue_size",read:()=>this.queue_selected?this.queue_selected.size:0,write:b=>{this.queue_selected&&(b&b-1&&(dbg_log("Warning: dev<"+this.name+"> Given queue size was not a power of 2. Rounding up to next power of 2.",LOG_VIRTIO),b=1<<v86util.int_log2(b-1)+1),b>this.queue_selected.size_supported&&(dbg_log("Warning: dev<"+
this.name+"> Trying to set queue size greater than supported. Clamping to supported size.",LOG_VIRTIO),b=this.queue_selected.size_supported),this.queue_selected.set_size(b))}},{bytes:2,name:"queue_msix_vector",read:()=>{dbg_log("No msi-x capability supported.",LOG_VIRTIO);return 65535},write:b=>{dbg_log("No msi-x capability supported.",LOG_VIRTIO)}},{bytes:2,name:"queue_enable",read:()=>this.queue_selected?this.queue_selected.enabled|0:0,write:b=>{this.queue_selected&&(1===b?this.queue_selected.is_configured()?
this.queue_selected.enable():dbg_log("Driver bug: tried enabling unconfigured queue",LOG_VIRTIO):0===b&&dbg_log("Driver bug: tried writing 0 to queue_enable",LOG_VIRTIO))}},{bytes:2,name:"queue_notify_off",read:()=>this.queue_selected?this.queue_selected.notify_offset:0,write:b=>{}},{bytes:4,name:"queue_desc (low dword)",read:()=>this.queue_selected?this.queue_selected.desc_addr:0,write:b=>{this.queue_selected&&(this.queue_selected.desc_addr=b)}},{bytes:4,name:"queue_desc (high dword)",read:()=>0,
write:b=>{dbg_log("Warning: High dword of 64 bit queue_desc ignored",LOG_VIRTIO)}},{bytes:4,name:"queue_avail (low dword)",read:()=>this.queue_selected?this.queue_selected.avail_addr:0,write:b=>{this.queue_selected&&(this.queue_selected.avail_addr=b)}},{bytes:4,name:"queue_avail (high dword)",read:()=>0,write:b=>{dbg_log("Warning: High dword of 64 bit queue_avail ignored",LOG_VIRTIO)}},{bytes:4,name:"queue_used (low dword)",read:()=>this.queue_selected?this.queue_selected.used_addr:0,write:b=>{this.queue_selected&&
(this.queue_selected.used_addr=b)}},{bytes:4,name:"queue_used (high dword)",read:()=>0,write:b=>{dbg_log("Warning: High dword of 64 bit queue_used ignored",LOG_VIRTIO)}}]}};
VirtIO.prototype.create_notification_capability=function(a){const b=[];let c;a.single_handler?(dbg_assert(1===a.handlers.length,"VirtIO device<"+this.name+"> too many notify handlers specified: expected single handler"),c=0):c=2;for(const [d,e]of a.handlers.entries())b.push({bytes:2,name:"notify"+d,read:()=>65535,write:e||(f=>{})});return{type:VIRTIO_PCI_CAP_NOTIFY_CFG,bar:1,port:a.initial_port,use_mmio:!1,offset:0,extra:new Uint8Array([c&255,c>>8&255,c>>16&255,c>>24]),struct:b}};
VirtIO.prototype.create_isr_capability=function(a){return{type:VIRTIO_PCI_CAP_ISR_CFG,bar:2,port:a.initial_port,use_mmio:!1,offset:0,extra:new Uint8Array(0),struct:[{bytes:1,name:"isr_status",read:()=>{const b=this.isr_status;this.lower_irq();return b},write:b=>{}}]}};
VirtIO.prototype.create_device_specific_capability=function(a){dbg_assert(~a.offset&3,"VirtIO device<"+this.name+"> device specific cap offset must be 4-byte aligned");return{type:VIRTIO_PCI_CAP_DEVICE_CFG,bar:3,port:a.initial_port,use_mmio:!1,offset:0,extra:new Uint8Array(0),struct:a.struct}};
VirtIO.prototype.init_capabilities=function(a){let b=this.pci_space[52]=64;var c=b;for(const e of a){a=VIRTIO_PCI_CAP_LENGTH+e.extra.length;c=b;b=c+a;dbg_assert(256>=b,"VirtIO device<"+this.name+"> can't fit all capabilities into 256byte configspace");dbg_assert(0<=e.bar&&6>e.bar,"VirtIO device<"+this.name+"> capability invalid bar number");var d=e.struct.reduce((f,k)=>f+k.bytes,0);d+=e.offset;d=16>d?16:1<<v86util.int_log2(d-1)+1;dbg_assert(0===(e.port&d-1),"VirtIO device<"+this.name+"> capability port should be aligned to pci bar size");
this.pci_bars[e.bar]={size:d};this.pci_space[c]=VIRTIO_PCI_CAP_VENDOR;this.pci_space[c+1]=b;this.pci_space[c+2]=a;this.pci_space[c+3]=e.type;this.pci_space[c+4]=e.bar;this.pci_space[c+5]=0;this.pci_space[c+6]=0;this.pci_space[c+7]=0;this.pci_space[c+8]=e.offset&255;this.pci_space[c+9]=e.offset>>>8&255;this.pci_space[c+10]=e.offset>>>16&255;this.pci_space[c+11]=e.offset>>>24;this.pci_space[c+12]=d&255;this.pci_space[c+13]=d>>>8&255;this.pci_space[c+14]=d>>>16&255;this.pci_space[c+15]=d>>>24;for(const [f,
k]of e.extra.entries())this.pci_space[c+16+f]=k;c=16+4*e.bar;this.pci_space[c]=e.port&254|!e.use_mmio;this.pci_space[c+1]=e.port>>>8&255;this.pci_space[c+2]=e.port>>>16&255;this.pci_space[c+3]=e.port>>>24&255;c=e.port+e.offset;for(const f of e.struct){let k=f.read;a=f.write;DEBUG&&(k=()=>{const g=f.read();dbg_log("Device<"+this.name+"> cap["+e.type+"] read["+f.name+"] => "+h(g,8*f.bytes),LOG_VIRTIO);return g},a=g=>{dbg_log("Device<"+this.name+"> cap["+e.type+"] write["+f.name+"] <= "+h(g,8*f.bytes),
LOG_VIRTIO);f.write(g)});if(e.use_mmio)dbg_assert(!1,"VirtIO device <"+this.name+"> mmio capability not implemented.");else{d=function(l){dbg_log("Warning: 8-bit read from 16-bit virtio port",LOG_VIRTIO);return k(l&-2)>>((l&1)<<3)&255};const g=function(l){dbg_log("Warning: 8-bit read from 32-bit virtio port",LOG_VIRTIO);return k(l&-4)>>((l&3)<<3)&255};switch(f.bytes){case 4:this.cpu.io.register_read(c,this,g,void 0,k);this.cpu.io.register_write(c,this,void 0,void 0,a);break;case 2:this.cpu.io.register_read(c,
this,d,k);this.cpu.io.register_write(c,this,void 0,a);break;case 1:this.cpu.io.register_read(c,this,k);this.cpu.io.register_write(c,this,a);break;default:dbg_assert(!1,"VirtIO device <"+this.name+"> invalid capability field width of "+f.bytes+" bytes")}}c+=f.bytes}}c=VIRTIO_PCI_CAP_LENGTH+4;dbg_assert(256>=b+c,"VirtIO device<"+this.name+"> can't fit all capabilities into 256byte configspace");this.pci_space[b]=VIRTIO_PCI_CAP_VENDOR;this.pci_space[b+1]=0;this.pci_space[b+2]=c;this.pci_space[b+3]=VIRTIO_PCI_CAP_PCI_CFG;
this.pci_space[b+4]=0;this.pci_space[b+5]=0;this.pci_space[b+6]=0;this.pci_space[b+7]=0;this.pci_space[b+8]=0;this.pci_space[b+9]=0;this.pci_space[b+10]=0;this.pci_space[b+11]=0;this.pci_space[b+12]=0;this.pci_space[b+13]=0;this.pci_space[b+14]=0;this.pci_space[b+15]=0;this.pci_space[b+16]=0;this.pci_space[b+17]=0;this.pci_space[b+18]=0;this.pci_space[b+19]=0};
VirtIO.prototype.get_state=function(){let a=[];a[0]=this.device_feature_select;a[1]=this.driver_feature_select;a[2]=this.device_feature;a[3]=this.driver_feature;a[4]=this.features_ok;a[5]=this.device_status;a[6]=this.config_has_changed;a[7]=this.config_generation;a[8]=this.isr_status;a[9]=this.queue_select;return a=a.concat(this.queues)};
VirtIO.prototype.set_state=function(a){this.device_feature_select=a[0];this.driver_feature_select=a[1];this.device_feature=a[2];this.driver_feature=a[3];this.features_ok=a[4];this.device_status=a[5];this.config_has_changed=a[6];this.config_generation=a[7];this.isr_status=a[8];this.queue_select=a[9];let b=0;for(let c of a.slice(10))this.queues[b].set_state(c),b++;this.queue_selected=this.queues[this.queue_select]||null};
VirtIO.prototype.reset=function(){this.driver_feature_select=this.device_feature_select=0;this.driver_feature.set(this.device_feature);this.features_ok=!0;this.queue_select=this.device_status=0;this.queue_selected=this.queues[0];for(const a of this.queues)a.reset();this.config_has_changed=!1;this.config_generation=0;this.lower_irq()};
VirtIO.prototype.notify_config_changes=function(){this.config_has_changed=!0;this.device_status&VIRTIO_STATUS_DRIVER_OK?this.raise_irq(VIRTIO_ISR_DEVICE_CFG):dbg_assert(!1,"VirtIO device<"+this.name+"> attempted to notify driver before DRIVER_OK")};VirtIO.prototype.update_config_generation=function(){this.config_has_changed&&(this.config_generation++,this.config_generation&=255,this.config_has_changed=!1)};
VirtIO.prototype.is_feature_negotiated=function(a){return 0<(this.driver_feature[a>>>5]&1<<(a&31))};VirtIO.prototype.needs_reset=function(){dbg_log("Device<"+this.name+"> experienced error - requires reset",LOG_VIRTIO);this.device_status|=VIRTIO_STATUS_DEVICE_NEEDS_RESET;this.device_status&VIRTIO_STATUS_DRIVER_OK&&this.notify_config_changes()};VirtIO.prototype.raise_irq=function(a){dbg_log("Raise irq "+h(a),LOG_VIRTIO);this.isr_status|=a;this.pci.raise_irq(this.pci_id)};
VirtIO.prototype.lower_irq=function(){dbg_log("Lower irq ",LOG_VIRTIO);this.isr_status=0;this.pci.lower_irq(this.pci_id)};function VirtQueue(a,b,c){this.cpu=a;this.virtio=b;this.size_supported=this.size=c.size_supported;this.mask=this.size-1;this.enabled=!1;this.notify_offset=c.notify_offset;this.num_staged_replies=this.used_addr=this.avail_last_idx=this.avail_addr=this.desc_addr=0;this.reset()}
VirtQueue.prototype.get_state=function(){const a=[];a[0]=this.size;a[1]=this.size_supported;a[2]=this.enabled;a[3]=this.notify_offset;a[4]=this.desc_addr;a[5]=this.avail_addr;a[6]=this.avail_last_idx;a[7]=this.used_addr;a[8]=this.num_staged_replies;return a};
VirtQueue.prototype.set_state=function(a){this.size=a[0];this.size_supported=a[1];this.enabled=a[2];this.notify_offset=a[3];this.desc_addr=a[4];this.avail_addr=a[5];this.avail_last_idx=a[6];this.used_addr=a[7];this.num_staged_replies=a[8];this.mask=this.size-1};VirtQueue.prototype.reset=function(){this.enabled=!1;this.num_staged_replies=this.used_addr=this.avail_last_idx=this.avail_addr=this.desc_addr=0;this.set_size(this.size_supported)};
VirtQueue.prototype.is_configured=function(){return this.desc_addr&&this.avail_addr&&this.used_addr};VirtQueue.prototype.enable=function(){dbg_assert(this.is_configured(),"VirtQueue must be configured before enabled");this.enabled=!0};VirtQueue.prototype.set_size=function(a){dbg_assert(0===(a&a-1),"VirtQueue size must be power of 2 or zero");dbg_assert(a<=this.size_supported,"VirtQueue size must be within supported size");this.size=a;this.mask=a-1};
VirtQueue.prototype.count_requests=function(){dbg_assert(this.avail_addr,"VirtQueue addresses must be configured before use");return this.avail_get_idx()-this.avail_last_idx&this.mask};VirtQueue.prototype.has_request=function(){dbg_assert(this.avail_addr,"VirtQueue addresses must be configured before use");return(this.avail_get_idx()&this.mask)!==this.avail_last_idx};
VirtQueue.prototype.pop_request=function(){dbg_assert(this.avail_addr,"VirtQueue addresses must be configured before use");dbg_assert(this.has_request(),"VirtQueue must not pop nonexistent request");var a=this.avail_get_entry(this.avail_last_idx);dbg_log("Pop request: avail_last_idx="+this.avail_last_idx+" desc_idx="+a,LOG_VIRTIO);a=new VirtQueueBufferChain(this,a);this.avail_last_idx=this.avail_last_idx+1&this.mask;return a};
VirtQueue.prototype.push_reply=function(a){dbg_assert(this.used_addr,"VirtQueue addresses must be configured before use");dbg_assert(this.num_staged_replies<this.size,"VirtQueue replies must not exceed queue size");const b=this.used_get_idx()+this.num_staged_replies&this.mask;dbg_log("Push reply: used_idx="+b+" desc_idx="+a.head_idx,LOG_VIRTIO);this.used_set_entry(b,a.head_idx,a.length_written);this.num_staged_replies++};
VirtQueue.prototype.flush_replies=function(){dbg_assert(this.used_addr,"VirtQueue addresses must be configured before use");if(0===this.num_staged_replies)dbg_log("flush_replies: Nothing to flush",LOG_VIRTIO);else{dbg_log("Flushing "+this.num_staged_replies+" replies",LOG_VIRTIO);var a=this.used_get_idx()+this.num_staged_replies&VIRTQ_IDX_MASK;this.used_set_idx(a);this.num_staged_replies=0;this.virtio.is_feature_negotiated(VIRTIO_F_RING_EVENT_IDX)?(this.avail_get_used_event(),this.virtio.raise_irq(VIRTIO_ISR_QUEUE)):
~this.avail_get_flags()&VIRTQ_AVAIL_F_NO_INTERRUPT&&this.virtio.raise_irq(VIRTIO_ISR_QUEUE)}};VirtQueue.prototype.notify_me_after=function(a){dbg_assert(0<=a,"Must skip a non-negative number of requests");a=this.avail_get_idx()+a&65535;this.used_set_avail_event(a)};
VirtQueue.prototype.get_descriptor=function(a,b){return{addr_low:this.cpu.read32s(a+b*VIRTQ_DESC_ENTRYSIZE),addr_high:this.cpu.read32s(a+b*VIRTQ_DESC_ENTRYSIZE+4),len:this.cpu.read32s(a+b*VIRTQ_DESC_ENTRYSIZE+8),flags:this.cpu.read16(a+b*VIRTQ_DESC_ENTRYSIZE+12),next:this.cpu.read16(a+b*VIRTQ_DESC_ENTRYSIZE+14)}};VirtQueue.prototype.avail_get_flags=function(){return this.cpu.read16(this.avail_addr)};VirtQueue.prototype.avail_get_idx=function(){return this.cpu.read16(this.avail_addr+2)};
VirtQueue.prototype.avail_get_entry=function(a){return this.cpu.read16(this.avail_addr+4+VIRTQ_AVAIL_ENTRYSIZE*a)};VirtQueue.prototype.avail_get_used_event=function(){return this.cpu.read16(this.avail_addr+4+VIRTQ_AVAIL_ENTRYSIZE*this.size)};VirtQueue.prototype.used_get_flags=function(){return this.cpu.read16(this.used_addr)};VirtQueue.prototype.used_set_flags=function(a){this.cpu.write16(this.used_addr,a)};VirtQueue.prototype.used_get_idx=function(){return this.cpu.read16(this.used_addr+2)};
VirtQueue.prototype.used_set_idx=function(a){this.cpu.write16(this.used_addr+2,a)};VirtQueue.prototype.used_set_entry=function(a,b,c){this.cpu.write32(this.used_addr+4+VIRTQ_USED_ENTRYSIZE*a,b);this.cpu.write32(this.used_addr+8+VIRTQ_USED_ENTRYSIZE*a,c)};VirtQueue.prototype.used_set_avail_event=function(a){this.cpu.write16(this.used_addr+4+VIRTQ_USED_ENTRYSIZE*this.size,a)};
function VirtQueueBufferChain(a,b){this.cpu=a.cpu;this.virtio=a.virtio;this.head_idx=b;this.read_buffers=[];this.length_readable=this.read_buffer_offset=this.read_buffer_idx=0;this.write_buffers=[];this.length_writable=this.length_written=this.write_buffer_offset=this.write_buffer_idx=0;let c=a.desc_addr,d=0,e=a.size,f=!1;const k=this.virtio.is_feature_negotiated(VIRTIO_F_RING_INDIRECT_DESC);dbg_log("<<< Descriptor chain start",LOG_VIRTIO);do{const g=a.get_descriptor(c,b);dbg_log("descriptor: idx="+
b+" addr="+h(g.addr_high,8)+":"+h(g.addr_low,8)+" len="+h(g.len,8)+" flags="+h(g.flags,4)+" next="+h(g.next,4),LOG_VIRTIO);if(k&&g.flags&VIRTQ_DESC_F_INDIRECT)DEBUG&&g.flags&VIRTQ_DESC_F_NEXT&&dbg_log("Driver bug: has set VIRTQ_DESC_F_NEXT flag in an indirect table descriptor",LOG_VIRTIO),c=g.addr_low,d=b=0,e=g.len/VIRTQ_DESC_ENTRYSIZE,dbg_log("start indirect",LOG_VIRTIO);else{if(g.flags&VIRTQ_DESC_F_WRITE)f=!0,this.write_buffers.push(g),this.length_writable+=g.len;else{if(f){dbg_log("Driver bug: readonly buffer after writeonly buffer within chain",
LOG_VIRTIO);break}this.read_buffers.push(g);this.length_readable+=g.len}d++;if(d>e){dbg_log("Driver bug: descriptor chain cycle detected",LOG_VIRTIO);break}if(g.flags&VIRTQ_DESC_F_NEXT)b=g.next;else break}}while(1);dbg_log("Descriptor chain end >>>",LOG_VIRTIO)}
VirtQueueBufferChain.prototype.get_next_blob=function(a){let b=0,c=a.length;for(;c;){if(this.read_buffer_idx===this.read_buffers.length){dbg_log("Device<"+this.virtio.name+"> Read more than device-readable buffers has",LOG_VIRTIO);break}var d=this.read_buffers[this.read_buffer_idx];const e=d.addr_low+this.read_buffer_offset;d=d.len-this.read_buffer_offset;d>c?(d=c,this.read_buffer_offset+=c):(this.read_buffer_idx++,this.read_buffer_offset=0);a.set(this.cpu.read_blob(e,d),b);b+=d;c-=d}return b};
VirtQueueBufferChain.prototype.set_next_blob=function(a){let b=0,c=a.length;for(;c;){if(this.write_buffer_idx===this.write_buffers.length){dbg_log("Device<"+this.virtio.name+"> Write more than device-writable capacity",LOG_VIRTIO);break}var d=this.write_buffers[this.write_buffer_idx];const e=d.addr_low+this.write_buffer_offset;d=d.len-this.write_buffer_offset;d>c?(d=c,this.write_buffer_offset+=c):(this.write_buffer_idx++,this.write_buffer_offset=0);this.cpu.write_blob(a.subarray(b,b+d),e);b+=d;c-=
d}this.length_written+=b;return b};var Bus={};function BusConnector(){this.listeners={};this.pair=void 0}BusConnector.prototype.register=function(a,b,c){var d=this.listeners[a];void 0===d&&(d=this.listeners[a]=[]);d.push({fn:b,this_value:c})};BusConnector.prototype.unregister=function(a,b){var c=this.listeners[a];void 0!==c&&(this.listeners[a]=c.filter(function(d){return d.fn!==b}))};
BusConnector.prototype.send=function(a,b,c){if(this.pair&&(a=this.pair.listeners[a],void 0!==a))for(c=0;c<a.length;c++){var d=a[c];d.fn.call(d.this_value,b)}};BusConnector.prototype.send_async=function(a,b){dbg_assert(1===arguments.length||2===arguments.length);setTimeout(this.send.bind(this,a,b),0)};Bus.create=function(){var a=new BusConnector,b=new BusConnector;a.pair=b;b.pair=a;return[a,b]};var log_data=[];function do_the_log(a){LOG_TO_FILE?log_data.push(a,"\n"):console.log(a)}
var dbg_log=function(){if(!DEBUG)return function(){};var a=LOG_NAMES.reduce(function(d,e){d[e[0]]=e[1];return d},{}),b="",c=0;return function(d,e){if(DEBUG&&(e=e||1,e&LOG_LEVEL)){d="["+v86util.pads(a[e]||"",4)+"] "+d;if(d===b&&(c++,2048>c))return;e=new Date;e=v86util.pad0(e.getHours(),2)+":"+v86util.pad0(e.getMinutes(),2)+":"+v86util.pad0(e.getSeconds(),2)+"+"+v86util.pad0(e.getMilliseconds(),3)+" ";c&&(1===c?do_the_log(e+b):do_the_log("Previous message repeated "+c+" times"),c=0);do_the_log(e+d);
b=d}}}();function dbg_trace(a){DEBUG&&dbg_log(Error().stack,a)}function dbg_assert(a,b,c){DEBUG&&(a||dbg_assert_failed(b))}function dbg_assert_failed(a){debugger;console.trace();if(a)throw"Assert failed: "+a;throw"Assert failed";};var CPU_LOG_VERBOSE=!1;
function CPU(a,b){this.wm=b;this.wasm_patch();this.create_jit_imports();this.wasm_memory=b=this.wm.exports.memory;this.memory_size=v86util.view(Uint32Array,b,812,1);this.mem8=new Uint8Array(0);this.mem32s=new Int32Array(this.mem8.buffer);this.segment_is_null=v86util.view(Uint8Array,b,724,8);this.segment_offsets=v86util.view(Int32Array,b,736,8);this.segment_limits=v86util.view(Uint32Array,b,768,8);this.protected_mode=v86util.view(Int32Array,b,800,1);this.idtr_size=v86util.view(Int32Array,b,564,1);
this.idtr_offset=v86util.view(Int32Array,b,568,1);this.gdtr_size=v86util.view(Int32Array,b,572,1);this.gdtr_offset=v86util.view(Int32Array,b,576,1);this.tss_size_32=v86util.view(Int32Array,b,1128,1);this.page_fault=v86util.view(Uint32Array,b,540,8);this.cr=v86util.view(Int32Array,b,580,8);this.cpl=v86util.view(Uint8Array,b,612,1);this.is_32=v86util.view(Int32Array,b,804,1);this.stack_size_32=v86util.view(Int32Array,b,808,1);this.in_hlt=v86util.view(Uint8Array,b,616,1);this.last_virt_eip=v86util.view(Int32Array,
b,620,1);this.eip_phys=v86util.view(Int32Array,b,624,1);this.sysenter_cs=v86util.view(Int32Array,b,636,1);this.sysenter_esp=v86util.view(Int32Array,b,640,1);this.sysenter_eip=v86util.view(Int32Array,b,644,1);this.prefixes=v86util.view(Int32Array,b,648,1);this.flags=v86util.view(Int32Array,b,120,1);this.flags_changed=v86util.view(Int32Array,b,116,1);this.last_op1=v86util.view(Int32Array,b,96,1);this.last_op_size=v86util.view(Int32Array,b,104,1);this.last_result=v86util.view(Int32Array,b,112,1);this.current_tsc=
v86util.view(Uint32Array,b,960,2);this.devices={};this.instruction_pointer=v86util.view(Int32Array,b,556,1);this.previous_ip=v86util.view(Int32Array,b,560,1);this.apic_enabled=v86util.view(Uint8Array,b,548,1);this.acpi_enabled=v86util.view(Uint8Array,b,552,1);this.memory_map_read8=[];this.memory_map_write8=[];this.memory_map_read32=[];this.memory_map_write32=[];this.bios={main:null,vga:null};this.instruction_counter=v86util.view(Uint32Array,b,664,1);this.reg32=v86util.view(Int32Array,b,64,8);this.fpu_st=
v86util.view(Int32Array,b,1152,32);this.fpu_stack_empty=v86util.view(Uint8Array,b,816,1);this.fpu_stack_empty[0]=255;this.fpu_stack_ptr=v86util.view(Uint8Array,b,1032,1);this.fpu_stack_ptr[0]=0;this.fpu_control_word=v86util.view(Uint16Array,b,1036,1);this.fpu_control_word[0]=895;this.fpu_status_word=v86util.view(Uint16Array,b,1040,1);this.fpu_status_word[0]=0;this.fpu_ip=v86util.view(Int32Array,b,1048,1);this.fpu_ip[0]=0;this.fpu_ip_selector=v86util.view(Int32Array,b,1052,1);this.fpu_ip_selector[0]=
0;this.fpu_opcode=v86util.view(Int32Array,b,1044,1);this.fpu_opcode[0]=0;this.fpu_dp=v86util.view(Int32Array,b,1056,1);this.fpu_dp[0]=0;this.fpu_dp_selector=v86util.view(Int32Array,b,1060,1);this.fpu_dp_selector[0]=0;this.reg_xmm32s=v86util.view(Int32Array,b,832,32);this.mxcsr=v86util.view(Int32Array,b,824,1);this.sreg=v86util.view(Uint16Array,b,668,8);this.dreg=v86util.view(Int32Array,b,684,8);this.fw_value=[];this.fw_pointer=0;this.option_roms=[];this.io=void 0;this.bus=a;this.set_tsc(0,0);this.debug_init()}
CPU.prototype.clear_opstats=function(){(new Uint8Array(this.wasm_memory.buffer,32768,131072)).fill(0);this.wm.exports.profiler_init()};CPU.prototype.create_jit_imports=function(){const a=Object.create(null);a.m=this.wm.exports.memory;for(let b of Object.keys(this.wm.exports))b.startsWith("_")||b.startsWith("ZSTD")||b.startsWith("zstd")||b.endsWith("_js")||(a[b]=this.wm.exports[b]);this.jit_imports=a};
CPU.prototype.wasm_patch=function(){const a=c=>this.wm.exports[c],b=c=>{const d=a(c);console.assert(d,"Missing import: "+c);return d};this.getiopl=b("getiopl");this.vm86_mode=b("vm86_mode");this.get_eflags=b("get_eflags");this.get_eflags_no_arith=b("get_eflags_no_arith");this.update_eflags=b("update_eflags");this.trigger_gp=b("trigger_gp");this.trigger_np=b("trigger_np");this.trigger_ss=b("trigger_ss");this.switch_cs_real_mode=b("switch_cs_real_mode");this.pic_call_irq=b("pic_call_irq");this.do_many_cycles_native=
b("do_many_cycles_native");this.cycle_internal=b("cycle_internal");this.read8=b("read8");this.read16=b("read16");this.read32s=b("read32s");this.write8=b("write8");this.write16=b("write16");this.write32=b("write32");this.in_mapped_range=b("in_mapped_range");this.push16=b("push16_js");this.push32=b("push32_js");this.set_stack_reg=b("set_stack_reg");this.fpu_load_tag_word=b("fpu_load_tag_word");this.fpu_load_status_word=b("fpu_load_status_word");this.translate_address_system_read=b("translate_address_system_read_js");
this.translate_address_system_write=b("translate_address_system_write_js");this.get_seg_cs=b("get_seg_cs");this.adjust_stack_reg=b("adjust_stack_reg");this.get_real_eip=b("get_real_eip");this.get_stack_pointer=b("get_stack_pointer");this.writable_or_pagefault=b("writable_or_pagefault_js");this.safe_write32=b("safe_write32_js");this.safe_read32s=b("safe_read32s_js");this.safe_write16=b("safe_write16_js");this.safe_read16=b("safe_read16_js");this.clear_tlb=b("clear_tlb");this.full_clear_tlb=b("full_clear_tlb");
this.set_tsc=b("set_tsc");this.store_current_tsc=b("store_current_tsc");this.fpu_get_sti_f64=b("fpu_get_sti_f64");DEBUG&&(this.jit_force_generate_unsafe=a("jit_force_generate_unsafe"));this.jit_clear_cache=b("jit_clear_cache_js");this.jit_dirty_cache=b("jit_dirty_cache");this.codegen_finalize_finished=b("codegen_finalize_finished");this.allocate_memory=b("allocate_memory");this.zero_memory=b("zero_memory");this.zstd_create_ctx=b("zstd_create_ctx");this.zstd_get_src_ptr=b("zstd_get_src_ptr");this.zstd_free_ctx=
b("zstd_free_ctx");this.zstd_read=b("zstd_read");this.zstd_read_free=b("zstd_read_free")};CPU.prototype.jit_force_generate=function(a){this.jit_force_generate_unsafe?this.jit_force_generate_unsafe(a):dbg_assert(!1,"Not supported in this wasm build: jit_force_generate_unsafe")};CPU.prototype.jit_clear_func=function(a){dbg_assert(0<=a&&a<WASM_TABLE_SIZE);this.wm.wasm_table.set(a+WASM_TABLE_OFFSET,null)};
CPU.prototype.jit_clear_all_funcs=function(){const a=this.wm.wasm_table;for(let b=0;b<WASM_TABLE_SIZE;b++)a.set(WASM_TABLE_OFFSET+b,null)};
CPU.prototype.get_state=function(){var a=[];a[0]=this.memory_size[0];a[1]=this.segment_is_null;a[2]=this.segment_offsets;a[3]=this.segment_limits;a[4]=this.protected_mode[0];a[5]=this.idtr_offset[0];a[6]=this.idtr_size[0];a[7]=this.gdtr_offset[0];a[8]=this.gdtr_size[0];a[9]=this.page_fault[0];a[10]=this.cr;a[11]=this.cpl[0];a[13]=this.is_32[0];a[16]=this.stack_size_32[0];a[17]=this.in_hlt[0];a[18]=this.last_virt_eip[0];a[19]=this.eip_phys[0];a[22]=this.sysenter_cs[0];a[23]=this.sysenter_eip[0];a[24]=
this.sysenter_esp[0];a[25]=this.prefixes[0];a[26]=this.flags[0];a[27]=this.flags_changed[0];a[28]=this.last_op1[0];a[30]=this.last_op_size[0];a[37]=this.instruction_pointer[0];a[38]=this.previous_ip[0];a[39]=this.reg32;a[40]=this.sreg;a[41]=this.dreg;this.store_current_tsc();a[43]=this.current_tsc;a[45]=this.devices.virtio_9p;a[46]=this.devices.apic;a[47]=this.devices.rtc;a[48]=this.devices.pci;a[49]=this.devices.dma;a[50]=this.devices.acpi;a[51]=this.devices.hpet;a[52]=this.devices.vga;a[53]=this.devices.ps2;
a[54]=this.devices.uart0;a[55]=this.devices.fdc;a[56]=this.devices.cdrom;a[57]=this.devices.hda;a[58]=this.devices.pit;a[59]=this.devices.net;a[60]=this.devices.pic;a[61]=this.devices.sb16;a[62]=this.fw_value;a[63]=this.devices.ioapic;a[64]=this.tss_size_32[0];a[66]=this.reg_xmm32s;a[67]=this.fpu_st;a[68]=this.fpu_stack_empty[0];a[69]=this.fpu_stack_ptr[0];a[70]=this.fpu_control_word[0];a[71]=this.fpu_ip[0];a[72]=this.fpu_ip_selector[0];a[73]=this.fpu_dp[0];a[74]=this.fpu_dp_selector[0];a[75]=this.fpu_opcode[0];
const {packed_memory:b,bitmap:c}=this.pack_memory();a[77]=b;a[78]=new Uint8Array(c.get_buffer());a[79]=this.devices.uart1;a[80]=this.devices.uart2;a[81]=this.devices.uart3;return a};
CPU.prototype.set_state=function(a){this.memory_size[0]=a[0];this.mem8.length!==this.memory_size[0]&&console.warn("Note: Memory size mismatch. we="+this.mem8.length+" state="+this.memory_size[0]);this.segment_is_null.set(a[1]);this.segment_offsets.set(a[2]);this.segment_limits.set(a[3]);this.protected_mode[0]=a[4];this.idtr_offset[0]=a[5];this.idtr_size[0]=a[6];this.gdtr_offset[0]=a[7];this.gdtr_size[0]=a[8];this.page_fault[0]=a[9];this.cr.set(a[10]);this.cpl[0]=a[11];this.is_32[0]=a[13];this.stack_size_32[0]=
a[16];this.in_hlt[0]=a[17];this.last_virt_eip[0]=a[18];this.eip_phys[0]=a[19];this.sysenter_cs[0]=a[22];this.sysenter_eip[0]=a[23];this.sysenter_esp[0]=a[24];this.prefixes[0]=a[25];this.flags[0]=a[26];this.flags_changed[0]=a[27];this.last_op1[0]=a[28];this.last_op_size[0]=a[30];this.instruction_pointer[0]=a[37];this.previous_ip[0]=a[38];this.reg32.set(a[39]);this.sreg.set(a[40]);this.dreg.set(a[41]);this.set_tsc(a[43][0],a[43][1]);this.devices.virtio_9p&&this.devices.virtio_9p.set_state(a[45]);this.devices.apic&&
this.devices.apic.set_state(a[46]);this.devices.rtc&&this.devices.rtc.set_state(a[47]);this.devices.pci&&this.devices.pci.set_state(a[48]);this.devices.dma&&this.devices.dma.set_state(a[49]);this.devices.acpi&&this.devices.acpi.set_state(a[50]);this.devices.hpet&&this.devices.hpet.set_state(a[51]);this.devices.vga&&this.devices.vga.set_state(a[52]);this.devices.ps2&&this.devices.ps2.set_state(a[53]);this.devices.uart0&&this.devices.uart0.set_state(a[54]);this.devices.fdc&&this.devices.fdc.set_state(a[55]);
this.devices.cdrom&&this.devices.cdrom.set_state(a[56]);this.devices.hda&&this.devices.hda.set_state(a[57]);this.devices.pit&&this.devices.pit.set_state(a[58]);this.devices.net&&this.devices.net.set_state(a[59]);this.devices.pic&&this.devices.pic.set_state(a[60]);this.devices.sb16&&this.devices.sb16.set_state(a[61]);this.devices.uart1&&this.devices.uart1.set_state(a[79]);this.devices.uart2&&this.devices.uart1.set_state(a[80]);this.devices.uart3&&this.devices.uart1.set_state(a[81]);this.fw_value=a[62];
this.devices.ioapic&&this.devices.ioapic.set_state(a[63]);this.tss_size_32[0]=a[64];this.reg_xmm32s.set(a[66]);this.fpu_st.set(a[67]);this.fpu_stack_empty[0]=a[68];this.fpu_stack_ptr[0]=a[69];this.fpu_control_word[0]=a[70];this.fpu_ip[0]=a[71];this.fpu_ip_selector[0]=a[72];this.fpu_dp[0]=a[73];this.fpu_dp_selector[0]=a[74];this.fpu_opcode[0]=a[75];const b=new v86util.Bitmap(a[78].buffer);this.unpack_memory(b,a[77]);this.full_clear_tlb();this.jit_clear_cache()};
CPU.prototype.pack_memory=function(){dbg_assert(0===(this.mem8.length&4095));var a=this.mem8.length>>12,b=[];for(var c=0;c<a;c++){var d=c<<12;d=this.mem32s.subarray(d>>2,d+4096>>2);let e=!0;for(let f=0;f<d.length;f++)if(0!==d[f]){e=!1;break}e||b.push(c)}a=new v86util.Bitmap(a);c=new Uint8Array(b.length<<12);for(let [e,f]of b.entries())a.set(f,1),b=f<<12,b=this.mem8.subarray(b,b+4096),c.set(b,e<<12);return{bitmap:a,packed_memory:c}};
CPU.prototype.unpack_memory=function(a,b){this.zero_memory(this.memory_size[0]);const c=this.memory_size[0]>>12;let d=0;for(let f=0;f<c;f++)if(a.get(f)){var e=d<<12;e=b.subarray(e,e+4096);this.mem8.set(e,f<<12);d++}};CPU.prototype.main_run=function(){if(this.in_hlt[0]){var a=this.hlt_loop();if(this.in_hlt[0])return a}this.do_run();return 0};CPU.prototype.reboot_internal=function(){this.reset();this.load_bios()};
CPU.prototype.reset=function(){this.segment_is_null.fill(0);this.segment_limits.fill(0);this.segment_offsets.fill(0);this.reg32.fill(0);this.sreg.fill(0);this.dreg.fill(0);this.fpu_st.fill(0);this.fpu_stack_empty[0]=255;this.fpu_stack_ptr[0]=0;this.fpu_control_word[0]=895;this.fpu_status_word[0]=0;this.fpu_ip[0]=0;this.fpu_ip_selector[0]=0;this.fpu_opcode[0]=0;this.fpu_dp[0]=0;this.fpu_dp_selector[0]=0;this.reg_xmm32s.fill(0);this.mxcsr[0]=8064;this.full_clear_tlb();this.protected_mode[0]=0;this.idtr_size[0]=
0;this.idtr_offset[0]=0;this.gdtr_size[0]=0;this.gdtr_offset[0]=0;this.page_fault[0]=0;this.cr[0]=1610612752;this.cr[2]=0;this.cr[3]=0;this.cr[4]=0;this.dreg[6]=-61456;this.dreg[7]=1024;this.cpl[0]=0;this.is_32[0]=0;this.stack_size_32[0]=0;this.prefixes[0]=0;this.last_virt_eip[0]=-1;this.instruction_counter[0]=0;this.previous_ip[0]=0;this.in_hlt[0]=0;this.sysenter_cs[0]=0;this.sysenter_esp[0]=0;this.sysenter_eip[0]=0;this.flags[0]=flags_default;this.flags_changed.fill(0);this.last_result.fill(0);
this.last_op1.fill(0);this.last_op_size.fill(0);this.set_tsc(0,0);this.instruction_pointer[0]=1048560;this.switch_cs_real_mode(61440);this.switch_seg(reg_ss,48)||dbg_assert(!1);this.reg32[reg_esp]=256;this.devices.virtio&&this.devices.virtio.reset();this.fw_value=[];this.jit_clear_cache()};CPU.prototype.reset_memory=function(){this.mem8.fill(0)};
CPU.prototype.create_memory=function(a){1048576>a?a=1048576:0>(a|0)&&(a=Math.pow(2,31)-MMAP_BLOCK_SIZE);a=(a-1|MMAP_BLOCK_SIZE-1)+1|0;dbg_assert(0<(a|0));dbg_assert(0===(a&MMAP_BLOCK_SIZE-1));console.assert(0===this.memory_size[0],"Expected uninitialised memory");this.memory_size[0]=a;const b=this.allocate_memory(a);this.mem8=v86util.view(Uint8Array,this.wasm_memory,b,a);this.mem32s=v86util.view(Uint32Array,this.wasm_memory,b,a>>2)};goog.exportProperty(CPU.prototype,"create_memory",CPU.prototype.create_memory);
CPU.prototype.init=function(a,b){"number"===typeof a.log_level&&(LOG_LEVEL=a.log_level);this.create_memory("number"===typeof a.memory_size?a.memory_size:67108864);this.acpi_enabled[0]=+a.acpi;this.reset();var c=new IO(this);this.io=c;this.bios.main=a.bios;this.bios.vga=a.vga_bios;this.load_bios();if(a.bzimage){const {option_rom:e}=load_kernel(this.mem8,a.bzimage,a.initrd,a.cmdline||"");e&&this.option_roms.push(e)}c.register_read(179,this,function(){dbg_log("port 0xB3 read");return 0});var d=0;c.register_read(146,
this,function(){return d});c.register_write(146,this,function(e){d=e});c.register_read(1297,this,function(){if(this.fw_pointer<this.fw_value.length)return this.fw_value[this.fw_pointer++];dbg_assert(!1,"config port: Read past value");return 0});c.register_write(1296,this,void 0,function(e){function f(l){return new Uint8Array((new Int32Array([l])).buffer)}function k(l){return l>>8|l<<8&65280}function g(l){return l<<24|l<<8&16711680|l>>8&65280|l>>>24}dbg_log("bios config port, index="+h(e));this.fw_pointer=
0;if(e===FW_CFG_SIGNATURE)this.fw_value=f(FW_CFG_SIGNATURE_QEMU);else if(e===FW_CFG_ID)this.fw_value=f(0);else if(e===FW_CFG_RAM_SIZE)this.fw_value=f(this.memory_size[0]);else if(e===FW_CFG_NB_CPUS)this.fw_value=f(1);else if(e===FW_CFG_MAX_CPUS)this.fw_value=f(1);else if(e===FW_CFG_NUMA)this.fw_value=new Uint8Array(16);else if(e===FW_CFG_FILE_DIR){e=new Int32Array(4+64*this.option_roms.length);const l=new Uint8Array(e.buffer);e[0]=g(this.option_roms.length);for(let m=0;m<this.option_roms.length;m++){const {name:n,
data:r}=this.option_roms[m],v=4+64*m;dbg_assert(65536>FW_CFG_FILE_START+m);e[v+0>>2]=g(r.length);e[v+4>>2]=k(FW_CFG_FILE_START+m);dbg_assert(56>n.length);for(let q=0;q<n.length;q++)l[v+8+q]=n.charCodeAt(q)}this.fw_value=l}else e>=FW_CFG_CUSTOM_START&&e<FW_CFG_FILE_START?this.fw_value=f(0):e>=FW_CFG_FILE_START&&e-FW_CFG_FILE_START<this.option_roms.length?this.fw_value=this.option_roms[e-FW_CFG_FILE_START].data:(dbg_log("Warning: Unimplemented fw index: "+h(e)),this.fw_value=f(0))});DEBUG&&c.register_write(128,
this,function(e){});this.devices={};a.load_devices&&(this.devices.pic=new PIC(this),this.devices.pci=new PCI(this),this.acpi_enabled[0]&&(this.devices.ioapic=new IOAPIC(this),this.devices.apic=new APIC(this),this.devices.acpi=new ACPI(this)),this.devices.rtc=new RTC(this),this.fill_cmos(this.devices.rtc,a),this.devices.dma=new DMA(this),ENABLE_HPET&&(this.devices.hpet=new HPET(this)),this.devices.vga=new VGAScreen(this,b,a.vga_memory_size||8388608),this.devices.ps2=new PS2(this,b),this.devices.uart0=
new UART(this,1016,b),a.uart1&&(this.devices.uart1=new UART(this,760,b)),a.uart2&&(this.devices.uart2=new UART(this,1E3,b)),a.uart3&&(this.devices.uart3=new UART(this,1E3,b)),this.devices.fdc=new FloppyController(this,a.fda,a.fdb),c=0,a.hda&&(this.devices.hda=new IDEDevice(this,a.hda,a.hdb,!1,c++,b)),a.cdrom&&(this.devices.cdrom=new IDEDevice(this,a.cdrom,void 0,!0,c++,b)),this.devices.pit=new PIT(this,b),a.enable_ne2k&&(this.devices.net=new Ne2k(this,b,a.preserve_mac_from_state_image)),a.fs9p&&(this.devices.virtio_9p=
new Virtio9p(a.fs9p,this,b)),this.devices.sb16=new SB16(this,b));a.multiboot&&this.load_multiboot(a.multiboot);DEBUG&&this.debug.init()};
CPU.prototype.load_multiboot=function(a){dbg_log("Trying multiboot from buffer of size "+a.byteLength,LOG_CPU);if(8192>a.byteLength){var b=new Int32Array(2048);(new Uint8Array(b.buffer)).set(new Uint8Array(a))}else b=new Int32Array(a,0,2048);for(var c=0;8192>c;c+=4)if(464367618===b[c>>2]){var d=b[c+4>>2];if(464367618+d+b[c+8>>2]|0)dbg_log("Multiboot checksum check failed",LOG_CPU);else{dbg_log("Multiboot magic found, flags: "+h(d>>>0,8),LOG_CPU);dbg_assert(0===(d&-65537),"TODO");this.reg32[reg_eax]=
732803074;this.reg32[reg_ebx]=31744;this.write32(31744,0);this.cr[0]=1;this.protected_mode[0]=1;this.flags[0]=flags_default;this.update_cs_size(!0);this.stack_size_32[0]=1;for(var e=0;6>e;e++)this.segment_is_null[e]=0,this.segment_offsets[e]=0,this.segment_limits[e]=4294967295,this.sreg[e]=45058;if(d&65536){dbg_log("Multiboot specifies its own address table",LOG_CPU);e=b[c+12>>2];var f=b[c+16>>2];d=b[c+20>>2];var k=b[c+24>>2];b=b[c+28>>2];dbg_log("header="+h(e,8)+" load="+h(f,8)+" load_end="+h(d,
8)+" bss_end="+h(k,8)+" entry="+h(b,8));dbg_assert(f<=e);c-=e-f;0===d?d=void 0:(dbg_assert(d>=f),d-=f);a=new Uint8Array(a,c,d);this.write_blob(a,f);this.instruction_pointer[0]=this.get_seg_cs()+b|0}else if(1179403647===b[0]){dbg_log("Multiboot image is in elf format",LOG_CPU);c=read_elf(a);this.instruction_pointer[0]=this.get_seg_cs()+c.header.entry|0;for(f of c.program_headers)0!==f.type&&(1===f.type?(dbg_assert(f.paddr===f.vaddr),dbg_assert(f.filesz<=f.memsz),f.paddr+f.memsz<this.memory_size[0]?
f.filesz&&(c=new Uint8Array(a,f.offset,f.filesz),this.write_blob(c,f.paddr)):dbg_log("Warning: Skipped loading section, paddr="+h(f.paddr)+" memsz="+f.memsz,LOG_CPU)):2!==f.type&&3!==f.type&&4!==f.type&&6!==f.type&&1685382480!==f.type&&1685382481!==f.type&&dbg_assert(!1,"unimplemented elf section type"))}else dbg_assert(!1,"Not a bootable multiboot format");this.io.register_write_consecutive(244,this,function(g){console.log("Test exited with code "+h(g,2));throw"HALT";},function(){},function(){},
function(){});for(let g=14;15>=g;g++)this.io.register_write(8192+g,this,function(l){dbg_log("kvm-unit-test: Set irq "+h(g)+" to "+h(l,2));l?this.device_raise_irq(g):this.device_lower_irq(g)});dbg_log("Starting multiboot kernel at:",LOG_CPU);this.debug.dump_state();this.debug.dump_regs();break}}};
CPU.prototype.fill_cmos=function(a,b){var c=b.boot_order||531;a.cmos_write(CMOS_BIOS_BOOTFLAG1,1|c>>4&240);a.cmos_write(CMOS_BIOS_BOOTFLAG2,c&255);a.cmos_write(CMOS_MEM_BASE_LOW,128);a.cmos_write(CMOS_MEM_BASE_HIGH,2);c=0;1048576<=this.memory_size[0]&&(c=this.memory_size[0]-1048576>>10,c=Math.min(c,65535));a.cmos_write(CMOS_MEM_OLD_EXT_LOW,c&255);a.cmos_write(CMOS_MEM_OLD_EXT_HIGH,c>>8&255);a.cmos_write(CMOS_MEM_EXTMEM_LOW,c&255);a.cmos_write(CMOS_MEM_EXTMEM_HIGH,c>>8&255);c=0;16777216<=this.memory_size[0]&&
(c=this.memory_size[0]-16777216>>16,c=Math.min(c,65535));a.cmos_write(CMOS_MEM_EXTMEM2_LOW,c&255);a.cmos_write(CMOS_MEM_EXTMEM2_HIGH,c>>8&255);a.cmos_write(CMOS_MEM_HIGHMEM_LOW,0);a.cmos_write(CMOS_MEM_HIGHMEM_MID,0);a.cmos_write(CMOS_MEM_HIGHMEM_HIGH,0);a.cmos_write(CMOS_EQUIPMENT_INFO,47);a.cmos_write(CMOS_BIOS_SMP_COUNT,0);b.fastboot&&a.cmos_write(63,1)};
CPU.prototype.load_bios=function(){var a=this.bios.main,b=this.bios.vga;if(a){var c=new Uint8Array(a);this.write_blob(c,1048576-a.byteLength);if(b){var d=new Uint8Array(b);this.write_blob(d,786432);this.io.mmap_register(4272947200,1048576,function(e){e=e-4272947200|0;return e<d.length?d[e]:0},function(e,f){dbg_assert(!1,"Unexpected write to VGA rom")})}else dbg_log("Warning: No VGA BIOS");this.io.mmap_register(4293918720,1048576,function(e){return this.mem8[e&1048575]}.bind(this),function(e,f){this.mem8[e&
1048575]=f}.bind(this))}else dbg_log("Warning: No BIOS")};CPU.prototype.do_run=function(){for(var a=v86.microtick(),b=a;b-a<TIME_PER_FRAME;){this.run_hardware_timers(b);this.handle_irqs();this.do_many_cycles();if(this.in_hlt[0])break;b=v86.microtick()}};let do_many_cycles_count=0,do_many_cycles_total=0;CPU.prototype.do_many_cycles=function(){if(DEBUG)var a=v86.microtick();this.do_many_cycles_native();DEBUG&&(do_many_cycles_total+=v86.microtick()-a,do_many_cycles_count++)};CPU.prototype.cycle=function(){this.cycle_internal()};
goog.exportProperty(CPU.prototype,"cycle",CPU.prototype.cycle);var seen_code={},seen_code_uncompiled={};
CPU.prototype.codegen_finalize=function(a,b,c,d,e){d>>>=0;e>>>=0;dbg_assert(0<=a&&a<WASM_TABLE_SIZE);const f=new Uint8Array(this.wasm_memory.buffer,d,e);DEBUG&&(DUMP_GENERATED_WASM&&!seen_code[b]&&this.debug.dump_wasm(f),seen_code[b]=(seen_code[b]||0)+1,this.test_hook_did_generate_wasm&&this.test_hook_did_generate_wasm(f));d=WebAssembly.instantiate(f,{e:this.jit_imports}).then(k=>{k=k.instance.exports.f;this.codegen_finalize_finished(a,b,c);this.wm.wasm_table.set(a+WASM_TABLE_OFFSET,k);this.test_hook_did_finalize_wasm&&
this.test_hook_did_finalize_wasm(f)});DEBUG&&d.catch(k=>{console.log(k);debugger;throw k;})};
CPU.prototype.log_uncompiled_code=function(a,b){if(DEBUG&&DUMP_UNCOMPILED_ASSEMBLY&&100>(seen_code_uncompiled[a]||0)){seen_code_uncompiled[a]=(seen_code_uncompiled[a]||0)+1;b+=8;(a^b)&-4096&&(dbg_log("truncated disassembly start="+h(a>>>0)+" end="+h(b>>>0)),b=(a|4095)+1);b<a&&(b=a);dbg_assert(b>=a);const c=new Uint8Array(b-a);for(let d=a;d<b;d++)c[d-a]=this.read8(d);dbg_log("Uncompiled code:");this.debug.dump_code(this.is_32[0]?1:0,c,a)}};
CPU.prototype.dump_function_code=function(a,b){if(DEBUG&&DUMP_GENERATED_WASM){var c=new Int32Array(this.wasm_memory.buffer);dbg_assert(0===(a&3));var d=this.is_32[0];for(let f=0;f<b;f++){var e=(a>>2)+7*f;const k=c[e+0],g=c[e+1];e=c[e+6]&65280;const l=new Uint8Array(g-k);for(let m=k;m<g;m++)l[m-k]=this.read8(this.translate_address_system_read(m));dbg_log("---"+(e?" entry":""));this.debug.dump_code(d?1:0,l,k)}}};CPU.prototype.dbg_log=function(){dbg_log("from wasm: "+[].join.call(arguments))};
CPU.prototype.dbg_assert=function(a){dbg_assert(a)};CPU.prototype.hlt_loop=function(){return this.get_eflags_no_arith()&flag_interrupt?(this.run_hardware_timers(v86.microtick()),this.handle_irqs(),0):100};
CPU.prototype.run_hardware_timers=function(a){ENABLE_HPET?(this.devices.pit.timer(a,this.devices.hpet.legacy_mode),this.devices.rtc.timer(a,this.devices.hpet.legacy_mode),this.devices.hpet.timer(a)):(this.devices.pit.timer(a,!1),this.devices.rtc.timer(a,!1));this.acpi_enabled[0]&&(this.devices.acpi.timer(a),this.devices.apic.timer(a))};CPU.prototype.cpl_changed=function(){this.last_virt_eip[0]=-1};
CPU.prototype.do_task_switch=function(a,b,c){dbg_assert(this.tss_size_32[0],"TODO");dbg_log("do_task_switch sel="+h(a),LOG_CPU);var d=this.lookup_segment_selector(a);dbg_assert(3===(d.type|2)||11===(d.type|2));var e=3>=d.type,f=2===(d.type&2);if(!d.is_valid||d.is_null||!d.from_gdt)throw this.debug.unimpl("#GP handler");if(11===(d.access&31))throw this.debug.unimpl("#GP handler");if(!d.is_present)throw this.debug.unimpl("#NP handler");if(103>d.effective_limit)throw this.debug.unimpl("#NP handler");
var k=this.segment_offsets[reg_tr],g=this.get_eflags();f&&(g&=~flag_nt);if(this.writable_or_pagefault(k,102)){this.safe_write32(k+TSR_EIP,this.get_real_eip());this.safe_write32(k+TSR_EFLAGS,g);this.safe_write32(k+TSR_EAX,this.reg32[reg_eax]);this.safe_write32(k+TSR_ECX,this.reg32[reg_ecx]);this.safe_write32(k+TSR_EDX,this.reg32[reg_edx]);this.safe_write32(k+TSR_EBX,this.reg32[reg_ebx]);this.safe_write32(k+TSR_ESP,this.reg32[reg_esp]);this.safe_write32(k+TSR_EBP,this.reg32[reg_ebp]);this.safe_write32(k+
TSR_ESI,this.reg32[reg_esi]);this.safe_write32(k+TSR_EDI,this.reg32[reg_edi]);this.safe_write32(k+TSR_ES,this.sreg[reg_es]);this.safe_write32(k+TSR_CS,this.sreg[reg_cs]);this.safe_write32(k+TSR_SS,this.sreg[reg_ss]);this.safe_write32(k+TSR_DS,this.sreg[reg_ds]);this.safe_write32(k+TSR_FS,this.sreg[reg_fs]);this.safe_write32(k+TSR_GS,this.sreg[reg_gs]);this.write8(d.table_offset+5|0,this.read8(d.table_offset+5|0)|2);f=d.base;dbg_assert(!e,"unimplemented");this.safe_write16(f+TSR_BACKLINK,this.sreg[reg_tr]);
g=this.safe_read32s(f+TSR_CR3);this.flags[0]&=~flag_vm;var l=this.safe_read32s(f+TSR_EIP),m=this.safe_read16(f+TSR_CS),n=this.lookup_segment_selector(m);if(n.is_null)throw dbg_log("null cs",LOG_CPU),this.debug.unimpl("#TS handler");if(!n.is_valid)throw dbg_log("invalid cs: "+h(a),LOG_CPU),this.debug.unimpl("#TS handler");if(n.is_system)throw this.debug.unimpl("#TS handler");if(!n.is_executable)throw this.debug.unimpl("#TS handler");if(n.dc_bit&&n.dpl>n.rpl)throw dbg_log("cs conforming and dpl > rpl: "+
h(a),LOG_CPU),this.debug.unimpl("#TS handler");if(!n.dc_bit&&n.dpl!==n.rpl)throw dbg_log("cs non-conforming and dpl != rpl: "+h(a),LOG_CPU),this.debug.unimpl("#TS handler");if(!n.is_present)throw dbg_log("#NP for loading not-present in cs sel="+h(a,4),LOG_CPU),this.debug.unimpl("#TS handler");this.segment_is_null[reg_cs]=0;this.segment_limits[reg_cs]=n.effective_limit;this.segment_offsets[reg_cs]=n.base;this.sreg[reg_cs]=m;this.cpl=n.dpl;this.cpl_changed();dbg_assert((this.sreg[reg_cs]&3)===this.cpl);
dbg_assert(l>>>0<=n.effective_limit,"todo: #gp");this.update_cs_size(n.size);m=this.safe_read32s(f+TSR_EFLAGS);this.safe_write32(k+TSR_BACKLINK,a);m|=flag_nt;if(m&flag_vm)throw this.debug.unimpl("task switch to VM mode");this.update_eflags(m);this.flags[0]|=flag_nt;k=this.safe_read16(f+TSR_LDT);this.load_ldt(k);this.reg32[reg_eax]=this.safe_read32s(f+TSR_EAX);this.reg32[reg_ecx]=this.safe_read32s(f+TSR_ECX);this.reg32[reg_edx]=this.safe_read32s(f+TSR_EDX);this.reg32[reg_ebx]=this.safe_read32s(f+TSR_EBX);
this.reg32[reg_esp]=this.safe_read32s(f+TSR_ESP);this.reg32[reg_ebp]=this.safe_read32s(f+TSR_EBP);this.reg32[reg_esi]=this.safe_read32s(f+TSR_ESI);this.reg32[reg_edi]=this.safe_read32s(f+TSR_EDI);this.switch_seg(reg_es,this.safe_read16(f+TSR_ES))&&this.switch_seg(reg_ss,this.safe_read16(f+TSR_SS))&&this.switch_seg(reg_ds,this.safe_read16(f+TSR_DS))&&this.switch_seg(reg_fs,this.safe_read16(f+TSR_FS))&&this.switch_seg(reg_gs,this.safe_read16(f+TSR_GS))||dbg_assert(!1);this.instruction_pointer[0]=this.get_seg_cs()+
l|0;this.segment_offsets[reg_tr]=d.base;this.segment_limits[reg_tr]=d.effective_limit;this.sreg[reg_tr]=a;this.cr[3]=g;dbg_assert(0===(this.cr[3]&4095));this.clear_tlb();this.cr[0]|=CR0_TS;!1!==b&&(e?this.push16(c&65535):this.push32(c))}};CPU.prototype.hlt_op=function(){this.cpl[0]?(dbg_log("#gp hlt with cpl != 0",LOG_CPU),this.trigger_gp(0)):(0===(this.get_eflags_no_arith()&flag_interrupt)&&this.bus.send("cpu-event-halt"),this.in_hlt[0]=1,this.hlt_loop())};
CPU.prototype.handle_irqs=function(){this.get_eflags_no_arith()&flag_interrupt&&this.pic_acknowledge()};CPU.prototype.pic_acknowledge=function(){dbg_assert(this.get_eflags_no_arith()&flag_interrupt);this.devices.pic&&this.devices.pic.acknowledge_irq();this.devices.apic&&this.devices.apic.acknowledge_irq()};CPU.prototype.device_raise_irq=function(a){dbg_assert(1===arguments.length);this.devices.pic&&this.devices.pic.set_irq(a);this.devices.ioapic&&this.devices.ioapic.set_irq(a)};
CPU.prototype.device_lower_irq=function(a){this.devices.pic&&this.devices.pic.clear_irq(a);this.devices.ioapic&&this.devices.ioapic.clear_irq(a)};
CPU.prototype.cpuid=function(){var a=0,b=0,c=0,d=0;const e=this.reg32[reg_eax];switch(e){case 0:a=22;d=1970169159;c=1231384169;b=1818588270;break;case 1:a=3939;d=67584;b=1082130432;VMWARE_HYPERVISOR_PORT&&(b|=-2147483648);c=125872441;this.acpi_enabled[0]&&(c|=512);break;case 2:a=1717260289;b=d=0;c=8024064;break;case 4:switch(this.reg32[reg_ecx]){case 0:a=289;d=29360191;b=63;c=1;break;case 1:a=290;d=29360191;b=63;c=1;break;case 2:a=323,d=96469055,b=4095,c=1}break;case 5:d=a=64;b=3;c=1319200;break;
case 7:a=0;d=512;c=b=0;break;case -2147483648:a=5;break;case 1073741824:VMWARE_HYPERVISOR_PORT&&(d=1635208534,b=1297507698,c=1701994871);break;case 21:d=a=1;b=1E3*TSC_RATE;dbg_assert(b>>>0===b);break;case 22:a=Math.floor(TSC_RATE/1E3);d=Math.floor(TSC_RATE/1E3);b=10;dbg_assert(65536>a);dbg_assert(65536>d);dbg_assert(65536>b);break;default:dbg_log("cpuid: unimplemented eax: "+h(this.reg32[reg_eax]>>>0),LOG_CPU)}4===e?dbg_log("cpuid: eax="+h(this.reg32[reg_eax]>>>0,8)+" cl="+h(this.reg32[reg_ecx]&255,
2),LOG_CPU):0!==e&&2!==e&&-2147483648!==e&&dbg_log("cpuid: eax="+h(this.reg32[reg_eax]>>>0,8),LOG_CPU);this.reg32[reg_eax]=a;this.reg32[reg_ecx]=b;this.reg32[reg_edx]=c;this.reg32[reg_ebx]=d};CPU.prototype.update_cs_size=function(a){a=!!a;!!this.is_32[0]!==a&&(this.is_32[0]=+a)};
CPU.prototype.lookup_segment_selector=function(a){dbg_assert("number"===typeof a&&0<=a&&65536>a);var b=0===(a&4),c=a&-8;var d={rpl:a&3,from_gdt:b,is_null:!1,is_valid:!0,base:0,access:0,flags:0,type:0,dpl:0,is_system:!1,is_present:!1,is_executable:!1,rw_bit:!1,dc_bit:!1,size:!1,is_conforming_executable:!1,effective_limit:0,is_writable:!1,is_readable:!1,table_offset:0,raw0:0,raw1:0};if(b){var e=this.gdtr_offset[0];var f=this.gdtr_size[0]}else e=this.segment_offsets[reg_ldtr],f=this.segment_limits[reg_ldtr];
if(b&&0===c)return d.is_null=!0,d;if((a|7)>f)return dbg_log("Selector "+h(a,4)+" is outside of the "+(b?"g":"l")+"dt limits",LOG_CPU),d.is_valid=!1,d;e=e+c|0;this.cr[0]&CR0_PG&&(e=this.translate_address_system_read(e));d.table_offset=e;d.base=this.read16(e+2|0)|this.read8(e+4|0)<<16|this.read8(e+7|0)<<24;d.access=this.read8(e+5|0);d.flags=this.read8(e+6|0)>>4;d.raw0=this.read32s(e|0);d.raw1=this.read32s(e+4|0);d.type=d.access&15;d.dpl=d.access>>5&3;d.is_system=0===(d.access&16);d.is_present=128===
(d.access&128);d.is_executable=8===(d.access&8);d.rw_bit=2===(d.access&2);d.dc_bit=4===(d.access&4);d.is_conforming_executable=d.dc_bit&&d.is_executable;d.size=4===(d.flags&4);a=this.read16(e)|(this.read8(e+6|0)&15)<<16;d.effective_limit=d.flags&8?(a<<12|4095)>>>0:a;d.is_writable=d.rw_bit&&!d.is_executable;d.is_readable=d.rw_bit||!d.is_executable;return d};
CPU.prototype.switch_seg=function(a,b){dbg_assert(0<=a&&5>=a);dbg_assert("number"===typeof b&&65536>b&&0<=b);if(!this.protected_mode[0]||this.vm86_mode())return this.sreg[a]=b,this.segment_is_null[a]=0,this.segment_offsets[a]=b<<4,a===reg_ss&&(this.stack_size_32[0]=0),!0;var c=this.lookup_segment_selector(b);if(a===reg_ss){if(c.is_null)return dbg_log("#GP for loading 0 in SS sel="+h(b,4),LOG_CPU),dbg_trace(LOG_CPU),this.trigger_gp(0),!1;if(!c.is_valid||c.is_system||c.rpl!==this.cpl[0]||!c.is_writable||
c.dpl!==this.cpl[0])return dbg_log("#GP for loading invalid in SS sel="+h(b,4),LOG_CPU),dbg_trace(LOG_CPU),this.trigger_gp(b&-4),!1;if(!c.is_present)return dbg_log("#SS for loading non-present in SS sel="+h(b,4),LOG_CPU),dbg_trace(LOG_CPU),this.trigger_ss(b&-4),!1;this.stack_size_32[0]=c.size}else if(a===reg_cs)dbg_assert(!1);else{if(c.is_null)return this.sreg[a]=b,this.segment_is_null[a]=1,!0;if(!c.is_valid||c.is_system||!c.is_readable||!c.is_conforming_executable&&(c.rpl>c.dpl||this.cpl[0]>c.dpl))return dbg_log("#GP for loading invalid in seg "+
a+" sel="+h(b,4),LOG_CPU),this.debug.dump_state(),this.debug.dump_regs(),dbg_trace(LOG_CPU),this.trigger_gp(b&-4),!1;if(!c.is_present)return dbg_log("#NP for loading not-present in seg "+a+" sel="+h(b,4),LOG_CPU),dbg_trace(LOG_CPU),this.trigger_np(b&-4),!1}this.segment_is_null[a]=0;this.segment_limits[a]=c.effective_limit;this.segment_offsets[a]=c.base;this.sreg[a]=b;return!0};
CPU.prototype.load_tr=function(a){var b=this.lookup_segment_selector(a);dbg_assert(b.is_valid);if(!b.from_gdt)throw this.debug.unimpl("TR can only be loaded from GDT");if(b.is_null)throw dbg_log("#GP(0) | tried to load null selector (ltr)"),this.debug.unimpl("#GP handler");if(!b.is_system)throw dbg_log("#GP | ltr: not a system entry"),this.debug.unimpl("#GP handler (happens when running kvm-unit-test without ACPI)");if(9!==b.type&&1!==b.type)throw dbg_log("#GP | ltr: invalid type (type = "+h(b.type)+
")"),this.debug.unimpl("#GP handler");if(!b.is_present)throw dbg_log("#NT | present bit not set (ltr)"),this.debug.unimpl("#NT handler");this.tss_size_32[0]=9===b.type;this.segment_offsets[reg_tr]=b.base;this.segment_limits[reg_tr]=b.effective_limit;this.sreg[reg_tr]=a;this.write8(b.table_offset+5|0,this.read8(b.table_offset+5|0)|2)};
CPU.prototype.load_ldt=function(a){var b=this.lookup_segment_selector(a);if(b.is_null)this.segment_offsets[reg_ldtr]=0,this.segment_limits[reg_ldtr]=0;else{dbg_assert(b.is_valid);if(!b.from_gdt)throw this.debug.unimpl("LDTR can only be loaded from GDT");if(!b.is_present)throw dbg_log("lldt: present bit not set"),this.debug.unimpl("#GP handler");if(!b.is_system)throw dbg_log("lldt: not a system entry"),this.debug.unimpl("#GP handler");if(2!==b.type)throw dbg_log("lldt: invalid type ("+b.type+")"),
this.debug.unimpl("#GP handler");this.segment_offsets[reg_ldtr]=b.base;this.segment_limits[reg_ldtr]=b.effective_limit;this.sreg[reg_ldtr]=a}};"undefined"!==typeof window?window.CPU=CPU:"undefined"!==typeof module&&"undefined"!==typeof module.exports?module.exports.CPU=CPU:"function"===typeof importScripts&&(self.CPU=CPU);CPU.prototype.debug_init=function(){function a(){DEBUG&&(g.running||g.cycle(),d(),Date.now(),g.running=!1,f())}function b(q){if(DEBUG){for(var p=g.protected_mode[0]?"prot":"real",u=g.get_eflags(),t=g.getiopl(),x=g.cpl[0],z=h(g.sreg[reg_cs],4)+":"+h(g.get_real_eip()>>>0,8),A=h(g.sreg[reg_ss],4)+":"+h(g.reg32[reg_es]>>>0,8),E=g.is_32[0]?"32":"16",B=g.flags[0]&flag_interrupt?1:0,I={[flag_carry]:"c",[flag_parity]:"p",[flag_adjust]:"a",[flag_zero]:"z",[flag_sign]:"s",[flag_trap]:"t",[flag_interrupt]:"i",
[flag_direction]:"d",[flag_overflow]:"o"},J="",G=0;16>G;G++)I[1<<G]&&(J=u&1<<G?J+I[1<<G]:J+" ");return"mode="+p+"/"+E+" paging="+ +(0!==(g.cr[0]&CR0_PG))+" iopl="+t+" cpl="+x+" if="+B+" cs:eip="+z+" cs_off="+h(g.get_seg_cs()>>>0,8)+" flgs="+h(g.get_eflags()>>>0,6)+" ("+J+") ss:esp="+A+" ssize="+ +g.stack_size_32[0]+(q?" in "+q:"")}}function c(){for(var q={eax:reg_eax,ecx:reg_ecx,edx:reg_edx,ebx:reg_ebx,esp:reg_esp,ebp:reg_ebp,esi:reg_esi,edi:reg_edi},p="eax ecx edx ebx esp ebp esi edi".split(" "),
u="",t="",x=0;4>x;x++)u+=p[x]+"="+h(g.reg32[q[p[x]]]>>>0,8)+" ",t+=p[x+4]+"="+h(g.reg32[q[p[x+4]]]>>>0,8)+" ";u+=" ds="+h(g.sreg[reg_ds],4)+" es="+h(g.sreg[reg_es],4)+" fs="+h(g.sreg[reg_fs],4);t+=" gs="+h(g.sreg[reg_gs],4)+" cs="+h(g.sreg[reg_cs],4)+" ss="+h(g.sreg[reg_ss],4);return[u,t]}function d(){if(DEBUG){var q=c();dbg_log(q[0],LOG_CPU);dbg_log(q[1],LOG_CPU)}}function e(){if(DEBUG){l.step_mode=!0;var q,p="";l.trace_all&&l.all_ops?q=l.all_ops:l.ops&&(q=l.ops.toArray());if(!q)return"";for(var u=
0;u<q.length;u+=2){var t=q[u+1];p+=h(q[u],8)+": "+v86util.pads(m[t]||"unkown",20)+h(t,2)+"\n"}l.ops.clear();l.all_ops=[];return p}}function f(){DEBUG&&l.show(e())}function k(q,p){if(DEBUG){if(!(q&1))return!1;var u=128===(q&128);return{size:u,global:256===(q&256),accessed:32===(q&32),dirty:64===(q&64),cache_disable:16===(q&16),user:4===(q&4),read_write:2===(q&2),address:(u&&!p?q&4290772992:q&4294963200)>>>0}}}var g=this,l={};this.debug=l;l.step_mode=!1;l.ops=void 0;l.all_ops=[];l.trace_all=
!1;l.show=function(q){if("undefined"!==typeof document){var p=document.getElementById("log");if(p){p.textContent+=q+"\n";p.style.display="block";p.scrollTop=1E9;return}}console.log(q)};l.init=function(){function q(u){10===u?(dbg_log(p,LOG_BIOS),p=""):p+=String.fromCharCode(u)}if(DEBUG&&(l.ops=new CircularQueue(2E5),g.io)){var p="";g.io.register_write(1026,this,q);g.io.register_write(1280,this,q)}};l.get_regs_short=c;l.dump_regs=d;l.dump_instructions=f;l.get_instructions=e;l.get_state=b;l.dump_state=
function(q){DEBUG&&dbg_log(b(q),LOG_CPU)};l.dump_stack=function(q,p){if(DEBUG){var u=g.reg32[reg_esp];dbg_log("========= STACK ==========");if(p>=q||void 0===p)q=5,p=-5;for(;q>p;q--){var t=" ";q||(t="=> ");t+=h(q,2)+" | ";dbg_log(t+h(u+4*q,8)+" | "+h(g.read32s(u+4*q)>>>0))}}};l.dump_page_directory=function(){if(DEBUG)for(var q=0;1024>q;q++){var p=g.read32s(g.cr[3]+4*q),u=k(p,!0);if(u)if(p="",p+=u.size?"S ":" ",p+=u.accessed?"A ":" ",p+=u.cache_disable?"Cd ":" ",p+=u.user?"U ":" ",p+=u.read_write?
"Rw ":" ",u.size)dbg_log("=== "+h(q<<22>>>0,8)+" -> "+h(u.address>>>0,8)+" | "+p);else{dbg_log("=== "+h(q<<22>>>0,8)+" | "+p);for(var t=0;1024>t;t++){var x=u.address+4*t;p=g.read32s(x);var z=k(p,!1);z&&(p="",p+=z.cache_disable?"Cd ":" ",p+=z.user?"U ":" ",p+=z.read_write?"Rw ":" ",p+=z.global?"G ":" ",p+=z.accessed?"A ":" ",p+=z.dirty?"Di ":" ",dbg_log("# "+h((q<<22|t<<12)>>>0,8)+" -> "+h(z.address,8)+" | "+p+" (at "+h(x,8)+")"))}}else dbg_log("Not present: "+h(q<<22>>>0,8))}};l.dump_gdt_ldt=
function(){function q(p,u){for(var t=0;t<u;t+=8,p+=8){var x=g.read16(p+2)|g.read8(p+4)<<16|g.read8(p+7)<<24,z=g.read16(p)|(g.read8(p+6)&15)<<16,A=g.read8(p+5),E=g.read8(p+6)>>4,B="",I=A>>5&3;B=A&128?B+" P ":B+"NP ";A&16?(B=E&4?B+"32b ":B+"16b ",A&8?(B+="X ",A&4&&(B+="C ")):B+="R ",B+="RW "):B+="sys: "+h(A&15);E&8&&(z=z<<12|4095);dbg_log(h(t&-8,4)+" "+h(x>>>0,8)+" ("+h(z>>>0,8)+" bytes) "+B+"; dpl = "+I+", a = "+A.toString(2)+", f = "+E.toString(2))}}DEBUG&&(dbg_log("gdt: (len = "+h(g.gdtr_size[0])+
")"),q(g.translate_address_system_read(g.gdtr_offset[0]),g.gdtr_size[0]),dbg_log("\nldt: (len = "+h(g.segment_limits[reg_ldtr])+")"),q(g.translate_address_system_read(g.segment_offsets[reg_ldtr]),g.segment_limits[reg_ldtr]))};l.dump_idt=function(){if(DEBUG)for(var q=0;q<g.idtr_size[0];q+=8){var p=g.translate_address_system_read(g.idtr_offset[0]+q),u=g.read16(p)|g.read16(p+6)<<16,t=g.read16(p+2);p=g.read8(p+5);var x=p>>5&3;var z=5===(p&31)?"task gate ":14===(p&31)?"intr gate ":15===(p&31)?"trap gate ":
"invalid ";z=p&128?z+" P":z+"NP";dbg_log(h(q>>3,4)+" "+h(u>>>0,8)+", "+h(t,4)+"; "+z+"; dpl = "+x+", t = "+p.toString(2))}};l.get_memory_dump=function(q,p){if(DEBUG)return void 0===q?(q=0,p=g.memory_size[0]):void 0===p&&(p=q,q=0),g.mem8.slice(q,q+p).buffer};l.memory_hex_dump=function(q,p){if(DEBUG){p=p||64;for(var u,t,x=0;x<p>>4;x++){u=h(q+(x<<4),5)+" ";for(var z=0;16>z;z++)t=g.read8(q+(x<<4)+z),u+=h(t,2)+" ";u+=" ";for(z=0;16>z;z++)t=g.read8(q+(x<<4)+z),u+=33>t||126<t?".":String.fromCharCode(t);
dbg_log(u)}}};l.used_memory_dump=function(){if(DEBUG)for(var q=g.memory_size[0]/128/16|0,p,u=0;16>u;u++){p=h(128*u*q,8)+" | ";for(var t=0;128>t;t++)p+=0<g.mem32s[(128*u+t)*q]?"X":" ";dbg_log(p)}};l.step=a;l.run_until=function(){if(DEBUG){g.running=!1;var q=parseInt(prompt("input hex",""),16);if(q)for(;g.instruction_pointer[0]!=q;)a()}};l.unimpl=function(q){q="Unimplemented"+(q?": "+q:"");l.show(q);DEBUG?console.trace():l.show("Execution stopped");return q};var m="ADD ADD ADD ADD ADD ADD PUSH POP OR OR OR OR OR OR PUSH 0F: ADC ADC ADC ADC ADC ADC PUSH POP SBB SBB SBB SBB SBB SBB PUSH POP AND AND AND AND AND AND ES DAA SUB SUB SUB SUB SUB SUB CS DAS XOR XOR XOR XOR XOR XOR SS AAA CMP CMP CMP CMP CMP CMP DS AAS INC INC INC INC INC INC INC INC DEC DEC DEC DEC DEC DEC DEC DEC PUSH PUSH PUSH PUSH PUSH PUSH PUSH PUSH POP POP POP POP POP POP POP POP PUSHA POPA BOUND ARPL FS GS none none PUSH IMUL PUSH IMUL INS INS OUTS OUTS JO JNO JB JNB JZ JNZ JBE JNBE JS JNS JP JNP JL JNL JLE JNLE ADD ADD ADD ADD TEST TEST XCHG XCHG MOV MOV MOV MOV MOV LEA MOV POP NOP XCHG XCHG XCHG XCHG XCHG XCHG XCHG CBW CWD CALLF FWAIT PUSHF POPF SAHF LAHF MOV MOV MOV MOV MOVS MOVS CMPS CMPS TEST TEST STOS STOS LODS LODS SCAS SCAS MOV MOV MOV MOV MOV MOV MOV MOV MOV MOV MOV MOV MOV MOV MOV MOV ROL ROL RETN RETN LES LDS MOV MOV ENTER LEAVE RETF RETF INT INT INTO IRET ROL ROL ROL ROL AAM AAD none XLAT FADD FLD FIADD FILD FADD FLD FIADD FILD LOOPNZ LOOPZ LOOP JCXZ IN IN OUT OUT CALL JMP JMPF JMP IN IN OUT OUT LOCK none REPNZ REPZ HLT CMC TEST TEST CLC STC CLI STI CLD STD INC INC".split(" ");
l.logop=function(q,p){DEBUG&&l.step_mode&&(q>>>=0,l.trace_all&&l.all_ops?l.all_ops.push(q,p):l.ops&&(l.ops.add(q),l.ops.add(p)))};l.debug_interrupt=function(q){};let n,r;l.dump_code=function(q,p,u){if(!r){if(void 0===n&&(n="function"===typeof require?require("./capstone-x86.min.js"):window.cs,void 0===n)){dbg_log("Warning: Missing capstone library, disassembly not available");return}r=[new n.Capstone(n.ARCH_X86,n.MODE_16),new n.Capstone(n.ARCH_X86,n.MODE_32)]}try{r[q].disasm(p,u).forEach(function(t){dbg_log(h(t.address>>>
0)+": "+v86util.pads(t.bytes.map(x=>h(x,2).slice(-2)).join(" "),20)+" "+t.mnemonic+" "+t.op_str)}),dbg_log("")}catch(t){dbg_log("Could not disassemble: "+Array.from(p).map(x=>h(x,2)).join(" "))}};let v;l.dump_wasm=function(q){if(void 0===v&&(v="function"===typeof require?require("./libwabt.js"):new window.WabtModule,void 0===v)){dbg_log("Warning: Missing libwabt, wasm dump not available");return}q=q.slice();try{var p=v.readWasm(q,{readDebugNames:!1});p.generateNames();p.applyNames();const x=p.toText({foldExprs:!0,
inlineExport:!0});dbg_log(x)}catch(x){var u=new Blob([q]),t=document.createElement("a");t.download="failed.wasm";t.href=window.URL.createObjectURL(u);t.dataset.downloadurl=["application/octet-stream",t.download,t.href].join(":");t.click();window.URL.revokeObjectURL(t.src);console.log(x.toString())}finally{p&&p.destroy()}}};const ELF_MAGIC=1179403647;
let types=DataView.prototype,U8={size:1,get:types.getUint8,set:types.setUint8},U16={size:2,get:types.getUint16,set:types.setUint16},U32={size:4,get:types.getUint32,set:types.setUint32},pad=function(a){return{size:a,get:b=>-1}},Header=create_struct([{magic:U32},{class:U8},{data:U8},{version0:U8},{osabi:U8},{abiversion:U8},{pad0:pad(7)},{type:U16},{machine:U16},{version1:U32},{entry:U32},{phoff:U32},{shoff:U32},{flags:U32},{ehsize:U16},{phentsize:U16},{phnum:U16},{shentsize:U16},{shnum:U16},{shstrndx:U16}]);
console.assert(52===Header.reduce((a,b)=>a+b.size,0));let ProgramHeader=create_struct([{type:U32},{offset:U32},{vaddr:U32},{paddr:U32},{filesz:U32},{memsz:U32},{flags:U32},{align:U32}]);console.assert(32===ProgramHeader.reduce((a,b)=>a+b.size,0));let SectionHeader=create_struct([{name:U32},{type:U32},{flags:U32},{addr:U32},{offset:U32},{size:U32},{link:U32},{info:U32},{addralign:U32},{entsize:U32}]);console.assert(40===SectionHeader.reduce((a,b)=>a+b.size,0));
function create_struct(a){return a.map(function(b){var c=Object.keys(b);console.assert(1===c.length);c=c[0];b=b[c];console.assert(0<b.size);return{name:c,type:b,size:b.size,get:b.get,set:b.set}})}
function read_elf(a){a=new DataView(a);let [b,c]=read_struct(a,Header);console.assert(52===c);if(DEBUG){for(var d of Object.keys(b))dbg_log(d+": 0x"+b[d].toString(16));dbg_log(b)}console.assert(b.magic===ELF_MAGIC,"Bad magic");console.assert(1===b.class,"Unimplemented: 64 bit elf");console.assert(1===b.data,"Unimplemented: big endian");console.assert(1===b.version0,"Bad version0");console.assert(2===b.type,"Unimplemented type");console.assert(1===b.version1,"Bad version1");console.assert(52===b.ehsize,
"Bad header size");console.assert(32===b.phentsize,"Bad program header size");console.assert(40===b.shentsize,"Bad section header size");[d]=read_structs(view_slice(a,b.phoff,b.phentsize*b.phnum),ProgramHeader,b.phnum);[a]=read_structs(view_slice(a,b.shoff,b.shentsize*b.shnum),SectionHeader,b.shnum);if(DEBUG&&LOG_LEVEL){console.log("%d program headers:",d.length);for(let e of d)console.log("type=%s offset=%s vaddr=%s paddr=%s filesz=%s memsz=%s flags=%s align=%s",e.type.toString(16),e.offset.toString(16),
e.vaddr.toString(16),e.paddr.toString(16),e.filesz.toString(16),e.memsz.toString(16),e.flags.toString(16),e.align.toString(16));console.log("%d program headers:",a.length);for(let e of a)console.log("name=%s type=%s flags=%s addr=%s offset=%s size=%s link=%s info=%s addralign=%s entsize=%s",e.name.toString(16),e.type.toString(16),e.flags.toString(16),e.addr.toString(16),e.offset.toString(16),e.size.toString(16),e.link.toString(16),e.info.toString(16),e.addralign.toString(16),e.entsize.toString(16))}return{header:b,
program_headers:d,sections_headers:a}}function read_struct(a,b){let c={},d=0;for(let e of b)b=e.get.call(a,d,!0),console.assert(void 0===c[e.name]),c[e.name]=b,d+=e.size;return[c,d]}function read_structs(a,b,c){let d=[],e=0;for(var f=0;f<c;f++){let [k,g]=read_struct(view_slice(a,e),b);d.push(k);e+=g}return[d,e]}function view_slice(a,b,c){return new DataView(a.buffer,a.byteOffset+b,c)};const LINUX_BOOT_HDR_SETUP_SECTS=497,LINUX_BOOT_HDR_SYSSIZE=500,LINUX_BOOT_HDR_VIDMODE=506,LINUX_BOOT_HDR_BOOT_FLAG=510,LINUX_BOOT_HDR_HEADER=514,LINUX_BOOT_HDR_VERSION=518,LINUX_BOOT_HDR_TYPE_OF_LOADER=528,LINUX_BOOT_HDR_LOADFLAGS=529,LINUX_BOOT_HDR_CODE32_START=532,LINUX_BOOT_HDR_RAMDISK_IMAGE=536,LINUX_BOOT_HDR_RAMDISK_SIZE=540,LINUX_BOOT_HDR_HEAP_END_PTR=548,LINUX_BOOT_HDR_CMD_LINE_PTR=552,LINUX_BOOT_HDR_INITRD_ADDR_MAX=556,LINUX_BOOT_HDR_KERNEL_ALIGNMENT=560,LINUX_BOOT_HDR_RELOCATABLE_KERNEL=
564,LINUX_BOOT_HDR_MIN_ALIGNMENT=565,LINUX_BOOT_HDR_XLOADFLAGS=566,LINUX_BOOT_HDR_CMDLINE_SIZE=568,LINUX_BOOT_HDR_PAYLOAD_OFFSET=584,LINUX_BOOT_HDR_PAYLOAD_LENGTH=588,LINUX_BOOT_HDR_PREF_ADDRESS=600,LINUX_BOOT_HDR_INIT_SIZE=608,LINUX_BOOT_HDR_CHECKSUM1=43605,LINUX_BOOT_HDR_CHECKSUM2=1400005704,LINUX_BOOT_HDR_TYPE_OF_LOADER_NOT_ASSIGNED=255,LINUX_BOOT_HDR_LOADFLAGS_LOADED_HIGH=1,LINUX_BOOT_HDR_LOADFLAGS_QUIET_FLAG=32,LINUX_BOOT_HDR_LOADFLAGS_KEEP_SEGMENTS=64,LINUX_BOOT_HDR_LOADFLAGS_CAN_USE_HEAPS=
128;
function load_kernel(a,b,c,d){dbg_log("Trying to load kernel of size "+b.byteLength);var e=new Uint8Array(b);const f=new Uint16Array(b),k=new Uint32Array(b);var g=e[LINUX_BOOT_HDR_SETUP_SECTS]||4,l=f[LINUX_BOOT_HDR_BOOT_FLAG>>1];if(l!==LINUX_BOOT_HDR_CHECKSUM1)dbg_log("Bad checksum1: "+h(l));else if(l=f[LINUX_BOOT_HDR_HEADER>>1]|f[LINUX_BOOT_HDR_HEADER+2>>1]<<16,l!==LINUX_BOOT_HDR_CHECKSUM2)dbg_log("Bad checksum2: "+h(l));else{l=f[LINUX_BOOT_HDR_VERSION>>1];dbg_assert(514<=l);var m=e[LINUX_BOOT_HDR_LOADFLAGS];dbg_assert(m&
LINUX_BOOT_HDR_LOADFLAGS_LOADED_HIGH);var n=f[LINUX_BOOT_HDR_XLOADFLAGS>>1],r=k[LINUX_BOOT_HDR_INITRD_ADDR_MAX>>2],v=k[LINUX_BOOT_HDR_KERNEL_ALIGNMENT>>2],q=e[LINUX_BOOT_HDR_RELOCATABLE_KERNEL],p=e[LINUX_BOOT_HDR_MIN_ALIGNMENT],u=k[LINUX_BOOT_HDR_CMDLINE_SIZE>>2],t=k[LINUX_BOOT_HDR_PAYLOAD_OFFSET>>2],x=k[LINUX_BOOT_HDR_PAYLOAD_LENGTH>>2],z=k[LINUX_BOOT_HDR_PREF_ADDRESS>>2],A=k[LINUX_BOOT_HDR_PREF_ADDRESS+4>>2],E=k[LINUX_BOOT_HDR_INIT_SIZE>>2];dbg_log("kernel boot protocol version: "+h(l));dbg_log("flags="+
h(m)+" xflags="+h(n));dbg_log("code32_start="+h(k[LINUX_BOOT_HDR_CODE32_START>>2]));dbg_log("initrd_addr_max="+h(r));dbg_log("kernel_alignment="+h(v));dbg_log("relocatable="+q);dbg_log("min_alignment="+h(p));dbg_log("cmdline max="+h(u));dbg_log("payload offset="+h(t)+" size="+h(x));dbg_log("pref_address="+h(A)+":"+h(z));dbg_log("init_size="+h(E));e[LINUX_BOOT_HDR_TYPE_OF_LOADER]=LINUX_BOOT_HDR_TYPE_OF_LOADER_NOT_ASSIGNED;e[LINUX_BOOT_HDR_LOADFLAGS]=m&~LINUX_BOOT_HDR_LOADFLAGS_QUIET_FLAG&~LINUX_BOOT_HDR_LOADFLAGS_KEEP_SEGMENTS|
LINUX_BOOT_HDR_LOADFLAGS_CAN_USE_HEAPS;f[LINUX_BOOT_HDR_HEAP_END_PTR>>1]=56832;f[LINUX_BOOT_HDR_VIDMODE>>1]=65535;dbg_log("heap_end_ptr="+h(56832));d+="\x00";dbg_assert(d.length<u);dbg_log("cmd_line_ptr="+h(581632));k[LINUX_BOOT_HDR_CMD_LINE_PTR>>2]=581632;for(e=0;e<d.length;e++)a[581632+e]=d.charCodeAt(e);g=512*(g+1);dbg_log("prot_mode_kernel_start="+h(g));d=new Uint8Array(b,0,g);b=new Uint8Array(b,g);e=g=0;c&&(g=67108864,e=c.byteLength,dbg_assert(1048576+b.length<g),a.set(new Uint8Array(c),g));
k[LINUX_BOOT_HDR_RAMDISK_IMAGE>>2]=g;k[LINUX_BOOT_HDR_RAMDISK_SIZE>>2]=e;dbg_assert(655360>524288+d.length);a.set(d,524288);a.set(b,1048576);return{option_rom:{name:"genroms/kernel.bin",data:make_linux_boot_rom(32768,57344)}}}}
function make_linux_boot_rom(a,b){const c=new Uint8Array(256);(new Uint16Array(c.buffer))[0]=43605;c[2]=1;var d=3;c[d++]=250;c[d++]=184;c[d++]=a>>0;c[d++]=a>>8;c[d++]=142;c[d++]=192;c[d++]=142;c[d++]=216;c[d++]=142;c[d++]=224;c[d++]=142;c[d++]=232;c[d++]=142;c[d++]=208;c[d++]=188;c[d++]=b>>0;c[d++]=b>>8;c[d++]=234;c[d++]=0;c[d++]=0;c[d++]=a+32>>0;c[d++]=a+32>>8;dbg_assert(512>d);a=d;b=c[a]=0;for(d=0;d<c.length;d++)b+=c[d];c[a]=-b;return c};var SHIFT_SCAN_CODE=42,SCAN_CODE_RELEASE=128;
function KeyboardAdapter(a){function b(q){!q.altKey&&g[56]&&f(56,!1);return e(q,!1)}function c(q){!q.altKey&&g[56]&&f(56,!1);return e(q,!0)}function d(q){q=Object.keys(g);for(var p,u=0;u<q.length;u++)p=+q[u],g[p]&&f(p,!1);g={}}function e(q,p){var u;if(u=l.bus)u=q.shiftKey&&q.ctrlKey&&(73===q.keyCode||74===q.keyCode||75===q.keyCode)||!l.emu_enabled?!1:q.target?q.target.classList.contains("phone_keyboard")||"INPUT"!==q.target.nodeName&&"TEXTAREA"!==q.target.nodeName:!0;if(u){a:{if(void 0!==q.code&&
(u=v[q.code],void 0!==u))break a;u=m[q.keyCode]}if(u)return f(u,p,q.repeat),q.preventDefault&&q.preventDefault(),!1;console.log("Missing char in map: keyCode="+(q.keyCode||-1).toString(16)+" code="+q.code)}}function f(q,p,u){if(p)g[q]&&!u&&f(q,!1);else if(!g[q])return;(g[q]=p)||(q|=128);255<q?(k(q>>8),k(q&255)):k(q)}function k(q){l.bus.send("keyboard-code",q)}var g={},l=this;this.emu_enabled=!0;var m=new Uint16Array([0,0,0,0,0,0,0,0,14,15,0,0,0,28,0,0,42,29,56,0,58,0,0,0,0,0,0,1,0,0,0,0,57,57417,
57425,57423,57415,57419,57416,57421,80,0,0,0,0,82,83,0,11,2,3,4,5,6,7,8,9,10,0,39,0,13,0,0,0,30,48,46,32,18,33,34,35,23,36,37,38,50,49,24,25,16,19,31,20,22,47,17,45,21,44,57435,57436,57437,0,0,82,79,80,81,75,76,77,71,72,73,0,0,0,0,0,0,59,60,61,62,63,64,65,66,67,68,87,88,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,69,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,12,0,0,0,0,0,0,0,0,0,0,0,0,39,13,51,12,52,53,41,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,26,43,27,40,0,57435,57400,0,0,0,
0,0,0,0,0,0,0,0,0,0,0]),n={8:8,10:13,32:32,39:222,44:188,45:189,46:190,47:191,48:48,49:49,50:50,51:51,52:52,53:53,54:54,55:55,56:56,57:57,59:186,61:187,91:219,92:220,93:221,96:192,97:65,98:66,99:67,100:68,101:69,102:70,103:71,104:72,105:73,106:74,107:75,108:76,109:77,110:78,111:79,112:80,113:81,114:82,115:83,116:84,117:85,118:86,119:87,120:88,121:89,122:90},r={33:49,34:222,35:51,36:52,37:53,38:55,40:57,41:48,42:56,43:187,58:186,60:188,62:190,63:191,64:50,65:65,66:66,67:67,68:68,69:69,70:70,71:71,
72:72,73:73,74:74,75:75,76:76,77:77,78:78,79:79,80:80,81:81,82:82,83:83,84:84,85:85,86:86,87:87,88:88,89:89,90:90,94:54,95:189,123:219,124:220,125:221,126:192},v={Escape:1,Digit1:2,Digit2:3,Digit3:4,Digit4:5,Digit5:6,Digit6:7,Digit7:8,Digit8:9,Digit9:10,Digit0:11,Minus:12,Equal:13,Backspace:14,Tab:15,KeyQ:16,KeyW:17,KeyE:18,KeyR:19,KeyT:20,KeyY:21,KeyU:22,KeyI:23,KeyO:24,KeyP:25,BracketLeft:26,BracketRight:27,Enter:28,ControlLeft:29,KeyA:30,KeyS:31,KeyD:32,KeyF:33,KeyG:34,KeyH:35,KeyJ:36,KeyK:37,
KeyL:38,Semicolon:39,Quote:40,Backquote:41,ShiftLeft:42,Backslash:43,KeyZ:44,KeyX:45,KeyC:46,KeyV:47,KeyB:48,KeyN:49,KeyM:50,Comma:51,Period:52,Slash:53,ShiftRight:54,NumpadMultiply:55,AltLeft:56,Space:57,CapsLock:58,F1:59,F2:60,F3:61,F4:62,F5:63,F6:64,F7:65,F8:66,F9:67,F10:68,NumLock:69,ScrollLock:70,Numpad7:71,Numpad8:72,Numpad9:73,NumpadSubtract:74,Numpad4:75,Numpad5:76,Numpad6:77,NumpadAdd:78,Numpad1:79,Numpad2:80,Numpad3:81,Numpad0:82,NumpadDecimal:83,IntlBackslash:86,F11:87,F12:88,NumpadEnter:57372,
ControlRight:57373,NumpadDivide:57397,AltRight:57400,Home:57415,ArrowUp:57416,PageUp:57417,ArrowLeft:57419,ArrowRight:57421,End:57423,ArrowDown:57424,PageDown:57425,Insert:57426,Delete:57427,OSLeft:57435,OSRight:57436,ContextMenu:57437};this.bus=a;this.destroy=function(){"undefined"!==typeof window&&(window.removeEventListener("keyup",b,!1),window.removeEventListener("keydown",c,!1),window.removeEventListener("blur",d,!1))};this.init=function(){"undefined"!==typeof window&&(this.destroy(),window.addEventListener("keyup",
b,!1),window.addEventListener("keydown",c,!1),window.addEventListener("blur",d,!1))};this.init();this.simulate_press=function(q){q={keyCode:q};e(q,!0);e(q,!1)};this.simulate_char=function(q){var p=q.charCodeAt(0);p in n?this.simulate_press(n[p]):p in r?(k(SHIFT_SCAN_CODE),this.simulate_press(r[p]),k(SHIFT_SCAN_CODE|SCAN_CODE_RELEASE)):console.log("ascii -> keyCode not found: ",p,q)}};function MouseAdapter(a,b){function c(t){if(!u.enabled||!u.emu_enabled)return!1;var x=b||document.body,z;if(!(z=document.pointerLockElement))a:{for(t=t.target;t.parentNode;){if(t===x){z=!0;break a}t=t.parentNode}z=!1}return z}function d(t){c(t)&&(t=t.changedTouches)&&t.length&&(t=t[t.length-1],q=t.clientX,p=t.clientY)}function e(t){if(n||v||r)u.bus.send("mouse-click",[!1,!1,!1]),n=v=r=!1}function f(t){if(u.bus&&c(t)){var x=0,z=0,A=t.changedTouches;A?A.length&&(A=A[A.length-1],x=A.clientX-q,z=A.clientY-
p,q=A.clientX,p=A.clientY,t.preventDefault()):"number"===typeof t.movementX?(x=t.movementX,z=t.movementY):"number"===typeof t.webkitMovementX?(x=t.webkitMovementX,z=t.webkitMovementY):"number"===typeof t.mozMovementX?(x=t.mozMovementX,z=t.mozMovementY):(x=t.clientX-q,z=t.clientY-p,q=t.clientX,p=t.clientY);u.bus.send("mouse-delta",[.15*x,-(.15*z)]);b&&u.bus.send("mouse-absolute",[t.pageX-b.offsetLeft,t.pageY-b.offsetTop,b.offsetWidth,b.offsetHeight])}}function k(t){c(t)&&l(t,!0)}function g(t){c(t)&&
l(t,!1)}function l(t,x){u.bus&&(1===t.which?n=x:2===t.which?v=x:3===t.which?r=x:dbg_log("Unknown event.which: "+t.which),u.bus.send("mouse-click",[n,v,r]))}function m(t){if(c(t)){var x=t.wheelDelta||-t.detail;0>x?x=-1:0<x&&(x=1);u.bus.send("mouse-wheel",[x,0]);t.preventDefault()}}var n=!1,r=!1,v=!1,q=0,p=0,u=this;this.enabled=!1;this.emu_enabled=!0;this.bus=a;this.bus.register("mouse-enable",function(t){this.enabled=t},this);this.destroy=function(){"undefined"!==typeof window&&(window.removeEventListener("touchstart",
d,!1),window.removeEventListener("touchend",e,!1),window.removeEventListener("touchmove",f,!1),window.removeEventListener("mousemove",f,!1),window.removeEventListener("mousedown",k,!1),window.removeEventListener("mouseup",g,!1),window.removeEventListener("DOMMouseScroll",m,!1),window.removeEventListener("mousewheel",m,{passive:!1}))};this.init=function(){"undefined"!==typeof window&&(this.destroy(),window.addEventListener("touchstart",d,!1),window.addEventListener("touchend",e,!1),window.addEventListener("touchmove",
f,!1),window.addEventListener("mousemove",f,!1),window.addEventListener("mousedown",k,!1),window.addEventListener("mouseup",g,!1),window.addEventListener("DOMMouseScroll",m,!1),window.addEventListener("mousewheel",m,{passive:!1}))};this.init()};var DAC_QUEUE_RESERVE=.2,AUDIOBUFFER_MINIMUM_SAMPLING_RATE=8E3;
function SpeakerAdapter(a){if("undefined"!==typeof window)if(window.AudioContext||window.webkitAudioContext){var b=window.AudioWorklet?SpeakerWorkletDAC:SpeakerBufferSourceDAC;this.bus=a;this.audio_context=window.AudioContext?new AudioContext:new webkitAudioContext;this.mixer=new SpeakerMixer(a,this.audio_context);this.pcspeaker=new PCSpeaker(a,this.audio_context,this.mixer);this.dac=new b(a,this.audio_context,this.mixer);this.pcspeaker.start();a.register("emulator-stopped",function(){this.audio_context.suspend()},
this);a.register("emulator-started",function(){this.audio_context.resume()},this);a.register("speaker-confirm-initialized",function(){a.send("speaker-has-initialized")},this);a.send("speaker-has-initialized")}else console.warn("Web browser doesn't support Web Audio API")}
function SpeakerMixer(a,b){function c(d){return function(e){d.gain.setValueAtTime(e,this.audio_context.currentTime)}}this.audio_context=b;this.sources=new Map;this.gain_right=this.gain_left=this.volume_right=this.volume_left=this.volume_both=1;this.node_treble_left=this.audio_context.createBiquadFilter();this.node_treble_right=this.audio_context.createBiquadFilter();this.node_treble_left.type="highshelf";this.node_treble_right.type="highshelf";this.node_treble_left.frequency.setValueAtTime(2E3,this.audio_context.currentTime);
this.node_treble_right.frequency.setValueAtTime(2E3,this.audio_context.currentTime);this.node_bass_left=this.audio_context.createBiquadFilter();this.node_bass_right=this.audio_context.createBiquadFilter();this.node_bass_left.type="lowshelf";this.node_bass_right.type="lowshelf";this.node_bass_left.frequency.setValueAtTime(200,this.audio_context.currentTime);this.node_bass_right.frequency.setValueAtTime(200,this.audio_context.currentTime);this.node_gain_left=this.audio_context.createGain();this.node_gain_right=
this.audio_context.createGain();this.node_merger=this.audio_context.createChannelMerger(2);this.input_left=this.node_treble_left;this.input_right=this.node_treble_right;this.node_treble_left.connect(this.node_bass_left);this.node_bass_left.connect(this.node_gain_left);this.node_gain_left.connect(this.node_merger,0,0);this.node_treble_right.connect(this.node_bass_right);this.node_bass_right.connect(this.node_gain_right);this.node_gain_right.connect(this.node_merger,0,1);this.node_merger.connect(this.audio_context.destination);
a.register("mixer-connect",function(d){this.connect_source(d[0],d[1])},this);a.register("mixer-disconnect",function(d){this.disconnect_source(d[0],d[1])},this);a.register("mixer-volume",function(d){var e=d[0],f=d[1];d=Math.pow(10,d[2]/20);var k=e===MIXER_SRC_MASTER?this:this.sources.get(e);void 0===k?dbg_assert(!1,"Mixer set volume - cannot set volume for undefined source: "+e):k.set_volume(d,f)},this);a.register("mixer-gain-left",function(d){this.gain_left=Math.pow(10,d/20);this.update()},this);
a.register("mixer-gain-right",function(d){this.gain_right=Math.pow(10,d/20);this.update()},this);a.register("mixer-treble-left",c(this.node_treble_left),this);a.register("mixer-treble-right",c(this.node_treble_right),this);a.register("mixer-bass-left",c(this.node_bass_left),this);a.register("mixer-bass-right",c(this.node_bass_right),this)}
SpeakerMixer.prototype.add_source=function(a,b){a=new SpeakerMixerSource(this.audio_context,a,this.input_left,this.input_right);dbg_assert(!this.sources.has(b),"Mixer add source - overwritting source: "+b);this.sources.set(b,a);return a};SpeakerMixer.prototype.connect_source=function(a,b){var c=this.sources.get(a);void 0===c?dbg_assert(!1,"Mixer connect - cannot connect undefined source: "+a):c.connect(b)};
SpeakerMixer.prototype.disconnect_source=function(a,b){var c=this.sources.get(a);void 0===c?dbg_assert(!1,"Mixer disconnect - cannot disconnect undefined source: "+a):c.disconnect(b)};SpeakerMixer.prototype.set_volume=function(a,b){void 0===b&&(b=MIXER_CHANNEL_BOTH);switch(b){case MIXER_CHANNEL_LEFT:this.volume_left=a;break;case MIXER_CHANNEL_RIGHT:this.volume_right=a;break;case MIXER_CHANNEL_BOTH:this.volume_both=a;break;default:dbg_assert(!1,"Mixer set master volume - unknown channel: "+b);return}this.update()};
SpeakerMixer.prototype.update=function(){var a=this.volume_both*this.volume_right*this.gain_right;this.node_gain_left.gain.setValueAtTime(this.volume_both*this.volume_left*this.gain_left,this.audio_context.currentTime);this.node_gain_right.gain.setValueAtTime(a,this.audio_context.currentTime)};
function SpeakerMixerSource(a,b,c,d){this.audio_context=a;this.connected_right=this.connected_left=!0;this.volume_right=this.volume_left=this.volume_both=this.gain_hidden=1;this.node_splitter=a.createChannelSplitter(2);this.node_gain_left=a.createGain();this.node_gain_right=a.createGain();b.connect(this.node_splitter);this.node_splitter.connect(this.node_gain_left,0);this.node_gain_left.connect(c);this.node_splitter.connect(this.node_gain_right,1);this.node_gain_right.connect(d)}
SpeakerMixerSource.prototype.update=function(){var a=this.connected_right*this.gain_hidden*this.volume_both*this.volume_right;this.node_gain_left.gain.setValueAtTime(this.connected_left*this.gain_hidden*this.volume_both*this.volume_left,this.audio_context.currentTime);this.node_gain_right.gain.setValueAtTime(a,this.audio_context.currentTime)};
SpeakerMixerSource.prototype.connect=function(a){var b=!a||a===MIXER_CHANNEL_BOTH;if(b||a===MIXER_CHANNEL_LEFT)this.connected_left=!0;if(b||a===MIXER_CHANNEL_RIGHT)this.connected_right=!0;this.update()};SpeakerMixerSource.prototype.disconnect=function(a){var b=!a||a===MIXER_CHANNEL_BOTH;if(b||a===MIXER_CHANNEL_LEFT)this.connected_left=!1;if(b||a===MIXER_CHANNEL_RIGHT)this.connected_right=!1;this.update()};
SpeakerMixerSource.prototype.set_volume=function(a,b){void 0===b&&(b=MIXER_CHANNEL_BOTH);switch(b){case MIXER_CHANNEL_LEFT:this.volume_left=a;break;case MIXER_CHANNEL_RIGHT:this.volume_right=a;break;case MIXER_CHANNEL_BOTH:this.volume_both=a;break;default:dbg_assert(!1,"Mixer set volume - unknown channel: "+b);return}this.update()};SpeakerMixerSource.prototype.set_gain_hidden=function(a){this.gain_hidden=a};
function PCSpeaker(a,b,c){this.node_oscillator=b.createOscillator();this.node_oscillator.type="square";this.node_oscillator.frequency.setValueAtTime(440,b.currentTime);this.mixer_connection=c.add_source(this.node_oscillator,MIXER_SRC_PCSPEAKER);this.mixer_connection.disconnect();a.register("pcspeaker-enable",function(){c.connect_source(MIXER_SRC_PCSPEAKER)},this);a.register("pcspeaker-disable",function(){c.disconnect_source(MIXER_SRC_PCSPEAKER)},this);a.register("pcspeaker-update",function(d){var e=
d[1],f=0;3===d[0]&&(f=1E3*OSCILLATOR_FREQ/e,f=Math.min(f,this.node_oscillator.frequency.maxValue),f=Math.max(f,0));this.node_oscillator.frequency.setValueAtTime(f,b.currentTime)},this)}PCSpeaker.prototype.start=function(){this.node_oscillator.start()};
function SpeakerWorkletDAC(a,b,c){this.bus=a;this.audio_context=b;this.enabled=!1;this.sampling_rate=48E3;b=function(){function k(m){if(0===m)return 1;m*=Math.PI;return Math.sin(m)/m}function g(){var m=Reflect.construct(AudioWorkletProcessor,[],g);m.kernel_size=3;m.queue_data=Array(1024);m.queue_start=0;m.queue_end=0;m.queue_length=0;m.queue_size=m.queue_data.length;m.queued_samples=0;m.source_buffer_previous=l;m.source_buffer_current=l;m.source_samples_per_destination=1;m.source_block_start=0;m.source_time=
0;m.source_offset=0;m.port.onmessage=n=>{switch(n.data.type){case "queue":m.queue_push(n.data.value);break;case "sampling-rate":m.source_samples_per_destination=n.data.value/sampleRate}};return m}var l=[new Float32Array(256),new Float32Array(256)];Reflect.setPrototypeOf(g.prototype,AudioWorkletProcessor.prototype);Reflect.setPrototypeOf(g,AudioWorkletProcessor);g.prototype.process=g.prototype.process=function(m,n,r){for(m=0;m<n[0][0].length;m++){for(var v=r=0,q=this.source_offset+this.kernel_size,
p=this.source_offset-this.kernel_size+1;p<=q;p++){var u=this.source_block_start+p;r+=this.get_sample(u,0)*this.kernel(this.source_time-p);v+=this.get_sample(u,1)*this.kernel(this.source_time-p)}if(isNaN(r)||isNaN(v))r=v=0,this.dbg_log("ERROR: NaN values! Ignoring for now.");n[0][0][m]=r;n[0][1][m]=v;this.source_time+=this.source_samples_per_destination;this.source_offset=Math.floor(this.source_time)}n=this.source_offset;n+=this.kernel_size+2;this.source_time-=this.source_offset;this.source_block_start+=
this.source_offset;this.source_offset=0;this.ensure_enough_data(n);return!0};g.prototype.kernel=function(m){return k(m)*k(m/this.kernel_size)};g.prototype.get_sample=function(m,n){return 0>m?(m+=this.source_buffer_previous[0].length,this.source_buffer_previous[n][m]):this.source_buffer_current[n][m]};g.prototype.ensure_enough_data=function(m){var n=this.source_buffer_current[0].length;n-this.source_block_start<m&&(this.prepare_next_buffer(),this.source_block_start-=n)};g.prototype.prepare_next_buffer=
function(){256>this.queued_samples&&this.queue_length&&this.dbg_log("Not enough samples - should not happen during midway of playback");this.source_buffer_previous=this.source_buffer_current;this.source_buffer_current=this.queue_shift();var m=this.source_buffer_current[0].length;if(256>m){for(var n=this.queue_start,r=0;256>m&&r<this.queue_length;)m+=this.queue_data[n][0].length,n=n+1&this.queue_size-1,r++;m=Math.max(m,256);m=[new Float32Array(m),new Float32Array(m)];m[0].set(this.source_buffer_current[0]);
m[1].set(this.source_buffer_current[1]);n=this.source_buffer_current[0].length;for(var v=0;v<r;v++){var q=this.queue_shift();m[0].set(q[0],n);m[1].set(q[1],n);n+=q[0].length}this.source_buffer_current=m}this.pump()};g.prototype.pump=function(){1024>this.queued_samples/this.source_samples_per_destination&&this.port.postMessage({type:"pump"})};g.prototype.queue_push=function(m){this.queue_length<this.queue_size&&(this.queue_data[this.queue_end]=m,this.queue_end=this.queue_end+1&this.queue_size-1,this.queue_length++,
this.queued_samples+=m[0].length,this.pump())};g.prototype.queue_shift=function(){if(!this.queue_length)return l;var m=this.queue_data[this.queue_start];this.queue_data[this.queue_start]=null;this.queue_start=this.queue_start+1&this.queue_size-1;this.queue_length--;this.queued_samples-=m[0].length;return m};g.prototype.dbg_log=function(m){DEBUG&&this.port.postMessage({type:"debug-log",value:m})};registerProcessor("dac-processor",g)}.toString();var d=b.indexOf("{")+1,e=b.lastIndexOf("}");b=b.substring(d,
e);DEBUG&&(b="var DEBUG = true;\n"+b);b=new Blob([b],{type:"application/javascript"});var f=URL.createObjectURL(b);this.node_processor=null;this.node_output=this.audio_context.createGain();this.audio_context.audioWorklet.addModule(f).then(()=>{URL.revokeObjectURL(f);this.node_processor=new AudioWorkletNode(this.audio_context,"dac-processor",{numberOfInputs:0,numberOfOutputs:1,outputChannelCount:[2],parameterData:{},processorOptions:{}});this.node_processor.port.postMessage({type:"sampling-rate",value:this.sampling_rate});
this.node_processor.port.onmessage=k=>{switch(k.data.type){case "pump":this.pump();break;case "debug-log":dbg_log("SpeakerWorkletDAC - Worklet: "+k.data.value)}};this.node_processor.connect(this.node_output)});this.mixer_connection=c.add_source(this.node_output,MIXER_SRC_DAC);this.mixer_connection.set_gain_hidden(3);a.register("dac-send-data",function(k){this.queue(k)},this);a.register("dac-enable",function(k){this.enabled=!0},this);a.register("dac-disable",function(){this.enabled=!1},this);a.register("dac-tell-sampling-rate",
function(k){dbg_assert(0<k,"Sampling rate should be nonzero");this.sampling_rate=k;this.node_processor&&this.node_processor.port.postMessage({type:"sampling-rate",value:k})},this);DEBUG&&(this.debugger=new SpeakerDACDebugger(this.audio_context,this.node_output))}SpeakerWorkletDAC.prototype.queue=function(a){this.node_processor&&(DEBUG&&this.debugger.push_queued_data(a),this.node_processor.port.postMessage({type:"queue",value:a},[a[0].buffer,a[1].buffer]))};
SpeakerWorkletDAC.prototype.pump=function(){this.enabled&&this.bus.send("dac-request-data")};
function SpeakerBufferSourceDAC(a,b,c){this.bus=a;this.audio_context=b;this.enabled=!1;this.sampling_rate=22050;this.buffered_time=0;this.rate_ratio=1;this.node_lowpass=this.audio_context.createBiquadFilter();this.node_lowpass.type="lowpass";this.node_output=this.node_lowpass;this.mixer_connection=c.add_source(this.node_output,MIXER_SRC_DAC);this.mixer_connection.set_gain_hidden(3);a.register("dac-send-data",function(d){this.queue(d)},this);a.register("dac-enable",function(d){this.enabled=!0;this.pump()},
this);a.register("dac-disable",function(){this.enabled=!1},this);a.register("dac-tell-sampling-rate",function(d){dbg_assert(0<d,"Sampling rate should be nonzero");this.sampling_rate=d;this.rate_ratio=Math.ceil(AUDIOBUFFER_MINIMUM_SAMPLING_RATE/d);this.node_lowpass.frequency.setValueAtTime(d/2,this.audio_context.currentTime)},this);DEBUG&&(this.debugger=new SpeakerDACDebugger(this.audio_context,this.node_output))}
SpeakerBufferSourceDAC.prototype.queue=function(a){DEBUG&&this.debugger.push_queued_data(a);var b=a[0].length,c=b/this.sampling_rate;if(1<this.rate_ratio){var d=this.audio_context.createBuffer(2,b*this.rate_ratio,this.sampling_rate*this.rate_ratio);for(var e=d.getChannelData(0),f=d.getChannelData(1),k=0,g=0;g<b;g++)for(var l=0;l<this.rate_ratio;l++,k++)e[k]=a[0][g],f[k]=a[1][g]}else d=this.audio_context.createBuffer(2,b,this.sampling_rate),d.copyToChannel?(d.copyToChannel(a[0],0),d.copyToChannel(a[1],
1)):(d.getChannelData(0).set(a[0]),d.getChannelData(1).set(a[1]));a=this.audio_context.createBufferSource();a.buffer=d;a.connect(this.node_lowpass);a.addEventListener("ended",this.pump.bind(this));d=this.audio_context.currentTime;if(this.buffered_time<d)for(dbg_log("Speaker DAC - Creating/Recreating reserve - shouldn't occur frequently during playback"),this.buffered_time=d,d=DAC_QUEUE_RESERVE-c,b=0;b<=d;)b+=c,this.buffered_time+=c,setTimeout(()=>this.pump(),1E3*b);a.start(this.buffered_time);this.buffered_time+=
c;setTimeout(()=>this.pump(),0)};SpeakerBufferSourceDAC.prototype.pump=function(){this.enabled&&(this.buffered_time-this.audio_context.currentTime>DAC_QUEUE_RESERVE||this.bus.send("dac-request-data"))};
function SpeakerDACDebugger(a,b){this.audio_context=a;this.node_source=b;this.node_processor=null;this.node_gain=this.audio_context.createGain();this.node_gain.gain.setValueAtTime(0,this.audio_context.currentTime);this.node_gain.connect(this.audio_context.destination);this.is_active=!1;this.queued_history=[];this.output_history=[];this.queued=[[],[]];this.output=[[],[]]}
SpeakerDACDebugger.prototype.start=function(a){this.is_active=!0;this.queued=[[],[]];this.output=[[],[]];this.queued_history.push(this.queued);this.output_history.push(this.output);this.node_processor=this.audio_context.createScriptProcessor(1024,2,2);this.node_processor.onaudioprocess=b=>{this.output[0].push(b.inputBuffer.getChannelData(0).slice());this.output[1].push(b.inputBuffer.getChannelData(1).slice())};this.node_source.connect(this.node_processor);this.node_processor.connect(this.node_gain);
setTimeout(()=>{this.stop()},a)};SpeakerDACDebugger.prototype.stop=function(){this.is_active=!1;this.node_source.disconnect(this.node_processor);this.node_processor.disconnect();this.node_processor=null};SpeakerDACDebugger.prototype.push_queued_data=function(a){this.is_active&&(this.queued[0].push(a[0].slice()),this.queued[1].push(a[1].slice()))};SpeakerDACDebugger.prototype.download_txt=function(a,b){a=this.output_history[a][b].map(c=>c.join(" ")).join(" ");dump_file(a,"dacdata.txt")};
SpeakerDACDebugger.prototype.download_csv=function(a){a=this.output_history[a];for(var b=[],c=0;c<a[0].length;c++)for(var d=0;d<a[0][c].length;d++)b.push(`${a[0][c][d]},${a[1][c][d]}`);dump_file(b.join("\n"),"dacdata.csv")};function SerialAdapter(a,b){function c(g){k.bus&&k.enabled&&(k.send_char(g.which),g.preventDefault())}function d(g){var l=g.which;8===l?(k.send_char(127),g.preventDefault()):9===l&&(k.send_char(9),g.preventDefault())}function e(g){if(k.enabled){for(var l=g.clipboardData.getData("text/plain"),m=0;m<l.length;m++)k.send_char(l.charCodeAt(m));g.preventDefault()}}function f(g){g.target!==a&&a.blur()}var k=this;this.enabled=!0;this.bus=b;this.text="";this.text_new_line=!1;this.last_update=0;this.bus.register("serial0-output-char",
function(g){this.show_char(g)},this);this.destroy=function(){a.removeEventListener("keypress",c,!1);a.removeEventListener("keydown",d,!1);a.removeEventListener("paste",e,!1);window.removeEventListener("mousedown",f,!1)};this.init=function(){this.destroy();a.style.display="block";a.addEventListener("keypress",c,!1);a.addEventListener("keydown",d,!1);a.addEventListener("paste",e,!1);window.addEventListener("mousedown",f,!1)};this.init();this.show_char=function(g){"\b"===g?(this.text=this.text.slice(0,
-1),this.update()):"\r"!==g&&(this.text+=g,"\n"===g&&(this.text_new_line=!0),this.update())};this.update=function(){var g=Date.now(),l=g-this.last_update;16>l?void 0===this.update_timer&&(this.update_timer=setTimeout(()=>{this.update_timer=void 0;var m=Date.now();dbg_assert(15<=m-this.last_update);this.last_update=m;this.render()},16-l)):(void 0!==this.update_timer&&(clearTimeout(this.update_timer),this.update_timer=void 0),this.last_update=g,this.render())};this.render=function(){a.value=this.text;
this.text_new_line&&(this.text_new_line=!1,a.scrollTop=1E9)};this.send_char=function(g){k.bus&&k.bus.send("serial0-input",g)}}function SerialRecordingAdapter(a){this.text="";a.register("serial0-output-char",function(b){this.text+=b},this)}
function SerialAdapterXtermJS(a,b){this.element=a;if(window.Terminal){var c=this.term=new window.Terminal;c.setOption("logLevel","off");c.write("This is the serial console. Whatever you type or paste here will be sent to COM1");c.onData(function(d){b.send("serial0-input",d.charCodeAt(0))});b.register("serial0-output-char",function(d){c.write(d)},this)}}SerialAdapterXtermJS.prototype.show=function(){this.term&&this.term.open(this.element)};function NetworkAdapter(a,b){this.bus=b;this.socket=void 0;this.send_queue=[];this.url=a;this.reconnect_interval=1E4;this.last_connect_attempt=Date.now()-this.reconnect_interval;this.send_queue_limit=64;this.bus.register("net0-send",function(c){this.send(c)},this)}NetworkAdapter.prototype.handle_message=function(a){this.bus&&this.bus.send("net0-receive",new Uint8Array(a.data))};NetworkAdapter.prototype.handle_close=function(a){this.connect();setTimeout(this.connect.bind(this),this.reconnect_interval)};
NetworkAdapter.prototype.handle_open=function(a){for(a=0;a<this.send_queue.length;a++)this.send(this.send_queue[a]);this.send_queue=[]};NetworkAdapter.prototype.handle_error=function(a){};NetworkAdapter.prototype.destroy=function(){this.socket&&this.socket.close()};
NetworkAdapter.prototype.connect=function(){if("undefined"!==typeof WebSocket){if(this.socket){var a=this.socket.readyState;if(0===a||1===a)return}a=Date.now();this.last_connect_attempt+this.reconnect_interval>a||(this.last_connect_attempt=Date.now(),this.socket=new WebSocket(this.url),this.socket.binaryType="arraybuffer",this.socket.onopen=this.handle_open.bind(this),this.socket.onmessage=this.handle_message.bind(this),this.socket.onclose=this.handle_close.bind(this),this.socket.onerror=this.handle_error.bind(this))}};
NetworkAdapter.prototype.send=function(a){this.socket&&1===this.socket.readyState?this.socket.send(a):(this.send_queue.push(a),this.send_queue.length>2*this.send_queue_limit&&(this.send_queue=this.send_queue.slice(-this.send_queue_limit)),this.connect())};NetworkAdapter.prototype.change_proxy=function(a){this.url=a;this.socket&&(this.socket.onclose=function(){},this.socket.onerror=function(){},this.socket.close(),this.socket=void 0)};var ASYNC_SAFE=!1;
(function(){function a(g,l){var m=new XMLHttpRequest;m.open(l.method||"get",g,!0);m.responseType=l.as_json?"json":"arraybuffer";if(l.headers)for(var n=Object.keys(l.headers),r=0;r<n.length;r++){var v=n[r];m.setRequestHeader(v,l.headers[v])}l.range&&(n=l.range.start,m.setRequestHeader("Range","bytes="+n+"-"+(n+l.range.length-1)),m.onreadystatechange=function(){200===m.status&&m.abort()});m.onload=function(q){4===m.readyState&&(200!==m.status&&206!==m.status?console.error("Loading the image `"+g+"` failed (status %d)",
m.status):m.response&&l.done&&l.done(m.response,m))};l.progress&&(m.onprogress=function(q){l.progress(q)});m.send(null)}function b(g,l){let m=require("fs");l.range?(dbg_assert(!l.as_json),m.open(g,"r",(n,r)=>{if(n)throw n;let v=l.range.length;var q=Buffer.allocUnsafe(v);m.read(r,q,0,v,l.range.start,(p,u)=>{if(p)throw p;dbg_assert(u===v);l.done&&l.done(new Uint8Array(q));m.close(r,t=>{if(t)throw t;})})})):m.readFile(g,{encoding:l.as_json?"utf-8":null},function(n,r){n?console.log("Could not read file:",
g,n):(n=r,n=l.as_json?JSON.parse(n):(new Uint8Array(n)).buffer,l.done(n))})}function c(g,l){this.filename=g;this.block_size=256;this.byteLength=l;this.loaded_blocks=Object.create(null);this.onprogress=this.onload=void 0}function d(g,l){const m=g.match(/(.*)(\..*)/);m?(this.basename=m[1],this.extension=m[2]):(this.basename=g,this.extension="");this.block_size=256;this.byteLength=l;this.loaded_blocks=Object.create(null);this.onprogress=this.onload=void 0}function e(g){this.file=g;this.byteLength=g.size;
1073741824<g.size&&console.warn("SyncFileBuffer: Allocating buffer of "+(g.size>>20)+" MB ...");this.buffer=new ArrayBuffer(g.size);this.onprogress=this.onload=void 0}function f(g){this.file=g;this.byteLength=g.size;this.block_size=256;this.loaded_blocks=Object.create(null);this.onprogress=this.onload=void 0}v86util.load_file="undefined"===typeof XMLHttpRequest?b:a;v86util.AsyncXHRBuffer=c;v86util.AsyncXHRPartfileBuffer=d;v86util.AsyncFileBuffer=f;v86util.SyncFileBuffer=e;v86util.read_sized_string_from_mem=
function(g,l,m){return String.fromCharCode(...new Uint8Array(g.buffer,l>>>0,m>>>0))};var k="undefined"===typeof XMLHttpRequest?function(g,l){require("fs").stat(g,(m,n)=>{m?l(m):l(null,n.size)})}:function(g,l){v86util.load_file(g,{done:(m,n)=>{m=n.getResponseHeader("Content-Range")||"";(n=m.match(/\/(\d+)\s*$/))?l(null,+n[1]):l("`Range: bytes=...` header not supported (Got `"+m+"`)")},headers:{Range:"bytes=0-0"}})};c.prototype.load=function(){void 0!==this.byteLength?this.onload&&this.onload(Object.create(null)):
k(this.filename,(g,l)=>{if(g)throw Error("Cannot use: "+this.filename+". "+g);dbg_assert(0<=l);this.byteLength=l;this.onload&&this.onload(Object.create(null))})};c.prototype.get_from_cache=function(g,l,m){m=l/this.block_size;g/=this.block_size;for(var n=0;n<m;n++)if(!this.loaded_blocks[g+n])return;if(1===m)return this.loaded_blocks[g];l=new Uint8Array(l);for(n=0;n<m;n++)l.set(this.loaded_blocks[g+n],n*this.block_size);return l};c.prototype.get=function(g,l,m){console.assert(g+l<=this.byteLength);
console.assert(0===g%this.block_size);console.assert(0===l%this.block_size);console.assert(l);var n=this.get_from_cache(g,l,m);n?ASYNC_SAFE?setTimeout(m.bind(this,n),0):m(n):v86util.load_file(this.filename,{done:function(r){r=new Uint8Array(r);this.handle_read(g,l,r);m(r)}.bind(this),range:{start:g,length:l}})};c.prototype.set=function(g,l,m){console.assert(g+l.byteLength<=this.byteLength);var n=l.length;console.assert(0===g%this.block_size);console.assert(0===n%this.block_size);console.assert(n);
g/=this.block_size;n/=this.block_size;for(var r=0;r<n;r++){var v=this.loaded_blocks[g+r];void 0===v&&(v=this.loaded_blocks[g+r]=new Uint8Array(this.block_size));var q=l.subarray(r*this.block_size,(r+1)*this.block_size);v.set(q);console.assert(v.byteLength===q.length)}m()};c.prototype.handle_read=function(g,l,m){g/=this.block_size;l/=this.block_size;for(var n=0;n<l;n++){var r=this.loaded_blocks[g+n];r&&m.set(r,n*this.block_size)}};c.prototype.get_buffer=function(g){g()};c.prototype.get_written_blocks=
function(){var g=Object.keys(this.loaded_blocks).length;g=new Uint8Array(g*this.block_size);var l=[],m=0;for(r of Object.keys(this.loaded_blocks)){var n=this.loaded_blocks[r];dbg_assert(n.length===this.block_size);var r=+r;l.push(r);g.set(n,m*this.block_size);m++}return{buffer:g,indices:l,block_size:this.block_size}};c.prototype.get_state=function(){const g=[],l=[];for(let [m,n]of Object.entries(this.loaded_blocks))dbg_assert(isFinite(+m)),l.push([+m,n]);g[0]=l;return g};c.prototype.set_state=function(g){g=
g[0];this.loaded_blocks=Object.create(null);for(let [l,m]of Object.values(g))this.loaded_blocks[l]=m};d.prototype.load=function(){void 0===this.byteLength&&dbg_assert(!1);this.onload&&this.onload(Object.create(null))};d.prototype.get_from_cache=c.prototype.get_from_cache;d.prototype.get=function(g,l,m){console.assert(g+l<=this.byteLength);console.assert(0===g%this.block_size);console.assert(0===l%this.block_size);console.assert(l);var n=this.get_from_cache(g,l,m);n?ASYNC_SAFE?setTimeout(m.bind(this,
n),0):m(n):v86util.load_file(this.basename+"-"+g+"-"+(g+l)+this.extension,{done:function(r){dbg_assert(r.byteLength===l);r=new Uint8Array(r);this.handle_read(g,l,r);m(r)}.bind(this)})};d.prototype.set=c.prototype.set;d.prototype.handle_read=c.prototype.handle_read;d.prototype.get_written_blocks=c.prototype.get_written_blocks;d.prototype.get_state=c.prototype.get_state;d.prototype.set_state=c.prototype.set_state;e.prototype.load=function(){this.load_next(0)};e.prototype.load_next=function(g){var l=
new FileReader;l.onload=function(n){n=new Uint8Array(n.target.result);(new Uint8Array(this.buffer,g)).set(n);this.load_next(g+4194304)}.bind(this);if(this.onprogress)this.onprogress({loaded:g,total:this.byteLength,lengthComputable:!0});if(g<this.byteLength){var m=this.file.slice(g,Math.min(g+4194304,this.byteLength));l.readAsArrayBuffer(m)}else this.file=void 0,this.onload&&this.onload({buffer:this.buffer})};e.prototype.get=function(g,l,m){console.assert(g+l<=this.byteLength);m(new Uint8Array(this.buffer,
g,l))};e.prototype.set=function(g,l,m){console.assert(g+l.byteLength<=this.byteLength);(new Uint8Array(this.buffer,g,l.byteLength)).set(l);m()};e.prototype.get_buffer=function(g){g(this.buffer)};e.prototype.get_state=function(){const g=[];g[0]=this.byteLength;g[1]=new Uint8Array(this.buffer);return g};e.prototype.set_state=function(g){this.byteLength=g[0];this.buffer=g[1].slice().buffer};f.prototype.load=function(){this.onload&&this.onload(Object.create(null))};f.prototype.get=function(g,l,m){console.assert(0===
g%this.block_size);console.assert(0===l%this.block_size);console.assert(l);var n=this.get_from_cache(g,l,m);n?m(n):(n=new FileReader,n.onload=function(r){r=new Uint8Array(r.target.result);this.handle_read(g,l,r);m(r)}.bind(this),n.readAsArrayBuffer(this.file.slice(g,g+l)))};f.prototype.get_from_cache=c.prototype.get_from_cache;f.prototype.set=c.prototype.set;f.prototype.handle_read=c.prototype.handle_read;f.prototype.get_state=c.prototype.get_state;f.prototype.get_buffer=function(g){g()};f.prototype.get_as_file=
function(g){for(var l=[],m=Object.keys(this.loaded_blocks).map(Number).sort(function(p,u){return p-u}),n=0,r=0;r<m.length;r++){var v=m[r],q=this.loaded_blocks[v];v*=this.block_size;console.assert(v>=n);v!==n&&(l.push(this.file.slice(n,v)),n=v);l.push(q);n+=q.length}n!==this.file.size&&l.push(this.file.slice(n));g=new File(l,g);console.assert(g.size===this.file.size);return g}})();function V86Starter(a){this.cpu_is_running=!1;const b=Bus.create();this.bus=b[0];this.emulator_bus=b[1];var c,d;const e=new WebAssembly.Table({element:"anyfunc",initial:WASM_TABLE_SIZE+WASM_TABLE_OFFSET}),f={cpu_exception_hook:l=>this.cpu_exception_hook&&this.cpu_exception_hook(l),hlt_op:function(){return c.hlt_op()},abort:function(){dbg_assert(!1)},logop:function(l,m){return c.debug.logop(l,m)},microtick:v86.microtick,get_rand_int:function(){return v86util.get_rand_int()},pic_acknowledge:function(){c.pic_acknowledge()},
io_port_read8:function(l){return c.io.port_read8(l)},io_port_read16:function(l){return c.io.port_read16(l)},io_port_read32:function(l){return c.io.port_read32(l)},io_port_write8:function(l,m){c.io.port_write8(l,m)},io_port_write16:function(l,m){c.io.port_write16(l,m)},io_port_write32:function(l,m){c.io.port_write32(l,m)},mmap_read8:function(l){return c.mmap_read8(l)},mmap_read16:function(l){return c.mmap_read16(l)},mmap_read32:function(l){return c.mmap_read32(l)},mmap_write8:function(l,m){c.mmap_write8(l,
m)},mmap_write16:function(l,m){c.mmap_write16(l,m)},mmap_write32:function(l,m){c.mmap_write32(l,m)},mmap_write64:function(l,m,n){c.mmap_write64(l,m,n)},mmap_write128:function(l,m,n,r,v){c.mmap_write128(l,m,n,r,v)},cpuid:function(){return c.cpuid()},load_ldt:function(){return c.load_ldt.apply(c,arguments)},load_tr:function(){return c.load_tr.apply(c,arguments)},log_from_wasm:function(l,m){l=v86util.read_sized_string_from_mem(d,l,m);dbg_log(l,LOG_CPU)},console_log_from_wasm:function(l,m){l=v86util.read_sized_string_from_mem(d,
l,m);console.error(l)},dbg_trace_from_wasm:function(){dbg_trace()},codegen_finalize:(l,m,n,r,v)=>{c.codegen_finalize(l,m,n,r,v)},jit_clear_func:l=>c.jit_clear_func(l),jit_clear_all_funcs:()=>c.jit_clear_all_funcs(),do_task_switch:(l,m,n)=>{c.do_task_switch(l,m,n)},__indirect_function_table:e};let k=DEBUG?"v86-debug.wasm":"v86.wasm",g="v86-fallback.wasm";a.wasm_path?k=a.wasm_path:"undefined"===typeof window&&"string"===typeof __dirname?(k=__dirname+"/"+k,g=__dirname+"/"+g):(k="build/"+k,g="build/"+
g);v86util.load_file(k,{done:l=>{WebAssembly.instantiate(l,{env:f}).then(({instance:m})=>{m=m.exports;d=m.memory;m.rust_init();m=this.v86=new v86(this.emulator_bus,{exports:m,wasm_table:e});c=m.cpu;this.continue_init(m,a)},m=>{v86util.load_file(g,{done:n=>{WebAssembly.instantiate(n,{env:f}).then(({instance:r})=>{r=r.exports;d=r.memory;r.rust_init();r=this.v86=new v86(this.emulator_bus,{exports:r,wasm_table:e});c=r.cpu;this.continue_init(r,a)})}})})},progress:l=>{this.emulator_bus.send("download-progress",
{file_index:0,file_count:1,file_name:k,lengthComputable:l.lengthComputable,total:l.total,loaded:l.loaded})}})}
V86Starter.prototype.continue_init=async function(a,b){function c(q,p){switch(q){case "hda":f.hda=this.disk_images.hda=p;break;case "hdb":f.hdb=this.disk_images.hdb=p;break;case "cdrom":f.cdrom=this.disk_images.cdrom=p;break;case "fda":f.fda=this.disk_images.fda=p;break;case "fdb":f.fdb=this.disk_images.fdb=p;break;case "multiboot":f.multiboot=this.disk_images.multiboot=p.buffer;break;case "bzimage":f.bzimage=this.disk_images.bzimage=p.buffer;break;case "initrd":f.initrd=this.disk_images.initrd=p.buffer;
break;case "bios":f.bios=p.buffer;break;case "vga_bios":f.vga_bios=p.buffer;break;case "initial_state":f.initial_state=p.buffer;break;case "fs9p_json":f.fs9p_json=p;break;default:dbg_assert(!1,q)}}function d(q,p){if(p)if(p.get&&p.set&&p.load)k.push({name:q,loadable:p});else{p={buffer:p.buffer,async:p.async,url:p.url,size:p.size,use_parts:p.use_parts};if("bios"===q||"vga_bios"===q||"initial_state"===q||"multiboot"===q||"bzimage"===q||"initrd"===q)p.async=!1;p.buffer instanceof ArrayBuffer?(p=new SyncBuffer(p.buffer),
k.push({name:q,loadable:p})):"undefined"!==typeof File&&p.buffer instanceof File?(void 0===p.async&&(p.async=268435456<=p.buffer.size),p=p.async?new v86util.AsyncFileBuffer(p.buffer):new v86util.SyncFileBuffer(p.buffer),k.push({name:q,loadable:p})):p.url?p.async?(p=p.use_parts?new v86util.AsyncXHRPartfileBuffer(p.url,p.size):new v86util.AsyncXHRBuffer(p.url,p.size),k.push({name:q,loadable:p})):k.push({name:q,url:p.url,size:p.size}):dbg_log("Ignored file: url="+p.url+" buffer="+p.buffer)}}function e(){function q(){this.serial_adapter&&
this.serial_adapter.show&&this.serial_adapter.show();this.bus.send("cpu-init",f);f.initial_state&&(a.restore_state(f.initial_state),f.initial_state=void 0);b.autostart&&this.bus.send("cpu-run");this.emulator_bus.send("emulator-loaded")}if(f.fs9p&&f.fs9p_json)if(f.initial_state?dbg_log("Filesystem basefs ignored: Overridden by state image"):f.fs9p.load_from_json(f.fs9p_json),b.bzimage_initrd_from_filesystem){const {bzimage:p,initrd:u}=this.get_bzimage_initrd_from_filesystem(f.fs9p);dbg_log("Found bzimage: "+
p+" and initrd: "+u);Promise.all([f.fs9p.read_file(u),f.fs9p.read_file(p)]).then(([t,x])=>{c.call(this,"initrd",new SyncBuffer(t.buffer));c.call(this,"bzimage",new SyncBuffer(x.buffer));q.call(this)})}else q.call(this);else console.assert(!b.bzimage_initrd_from_filesystem,"bzimage_initrd_from_filesystem: Requires a filesystem"),q.call(this)}this.bus.register("emulator-stopped",function(){this.cpu_is_running=!1},this);this.bus.register("emulator-started",function(){this.cpu_is_running=!0},this);var f=
{};this.disk_images={fda:void 0,fdb:void 0,hda:void 0,hdb:void 0,cdrom:void 0};f.acpi=b.acpi;f.load_devices=!0;f.log_level=b.log_level;f.memory_size=b.memory_size||67108864;f.vga_memory_size=b.vga_memory_size||8388608;f.boot_order=b.boot_order||531;f.fastboot=b.fastboot||!1;f.fda=void 0;f.fdb=void 0;f.uart1=b.uart1;f.uart2=b.uart2;f.uart3=b.uart3;f.cmdline=b.cmdline;f.preserve_mac_from_state_image=b.preserve_mac_from_state_image;b.network_adapter?this.network_adapter=b.network_adapter(this.bus):b.network_relay_url&&
(this.network_adapter=new NetworkAdapter(b.network_relay_url,this.bus));f.enable_ne2k=!0;b.disable_keyboard||(this.keyboard_adapter=new KeyboardAdapter(this.bus));b.disable_mouse||(this.mouse_adapter=new MouseAdapter(this.bus,b.screen_container));b.screen_container?this.screen_adapter=new ScreenAdapter(b.screen_container,this.bus):b.screen_dummy&&(this.screen_adapter=new DummyScreenAdapter(this.bus));b.serial_container&&(this.serial_adapter=new SerialAdapter(b.serial_container,this.bus));b.serial_container_xtermjs&&
(this.serial_adapter=new SerialAdapterXtermJS(b.serial_container_xtermjs,this.bus));b.disable_speaker||(this.speaker_adapter=new SpeakerAdapter(this.bus));var k=[];b.state&&console.warn("Warning: Unknown option 'state'. Did you mean 'initial_state'?");for(var g="bios vga_bios cdrom hda hdb fda fdb initial_state multiboot bzimage initrd".split(" "),l=0;l<g.length;l++)d(g[l],b[g[l]]);if(b.filesystem){g=b.filesystem.basefs;l=b.filesystem.baseurl;let q=new MemoryFileStorage;l&&(q=new ServerFileStorageWrapper(q,
l));f.fs9p=this.fs9p=new FS(q);if(g){console.assert(l,"Filesystem: baseurl must be specified");if("object"===typeof g){var m=g.size;g=g.url}dbg_assert("string"===typeof g);k.push({name:"fs9p_json",url:g,size:m,as_json:!0})}}var n=this,r=k.length,v=function(q){if(q===r)setTimeout(e.bind(this),0);else{var p=k[q];p.loadable?(p.loadable.onload=function(u){c.call(this,p.name,p.loadable);v(q+1)}.bind(this),p.loadable.load()):v86util.load_file(p.url,{done:function(u){c.call(this,p.name,p.as_json?u:new SyncBuffer(u));
v(q+1)}.bind(this),progress:function(u){200===u.target.status?n.emulator_bus.send("download-progress",{file_index:q,file_count:r,file_name:p.url,lengthComputable:u.lengthComputable,total:u.total||p.size,loaded:u.loaded}):n.emulator_bus.send("download-error",{file_index:q,file_count:r,file_name:p.url,request:u.target})},as_json:p.as_json})}}.bind(this);v(0)};
V86Starter.prototype.get_bzimage_initrd_from_filesystem=function(a){const b=(a.read_dir("/")||[]).map(e=>"/"+e);a=(a.read_dir("/boot/")||[]).map(e=>"/boot/"+e);let c,d;for(let e of[].concat(b,a)){const f=/old/i.test(e)||/fallback/i.test(e),k=/vmlinuz/i.test(e)||/bzimage/i.test(e),g=/initrd/i.test(e)||/initramfs/i.test(e);!k||d&&f||(d=e);!g||c&&f||(c=e)}c&&d||(console.log("Failed to find bzimage or initrd in filesystem. Files:"),console.log(b.join(" ")),console.log(a.join(" ")));return{initrd:c,bzimage:d}};
V86Starter.prototype.run=function(){this.bus.send("cpu-run")};goog.exportProperty(V86Starter.prototype,"run",V86Starter.prototype.run);V86Starter.prototype.stop=function(){this.bus.send("cpu-stop")};goog.exportProperty(V86Starter.prototype,"stop",V86Starter.prototype.stop);
V86Starter.prototype.destroy=function(){this.stop();this.v86.destroy();this.keyboard_adapter&&this.keyboard_adapter.destroy();this.network_adapter&&this.network_adapter.destroy();this.mouse_adapter&&this.mouse_adapter.destroy();this.screen_adapter&&this.screen_adapter.destroy();this.serial_adapter&&this.serial_adapter.destroy()};goog.exportProperty(V86Starter.prototype,"destroy",V86Starter.prototype.destroy);V86Starter.prototype.restart=function(){this.bus.send("cpu-restart")};
goog.exportProperty(V86Starter.prototype,"restart",V86Starter.prototype.restart);V86Starter.prototype.add_listener=function(a,b){this.bus.register(a,b,this)};goog.exportProperty(V86Starter.prototype,"add_listener",V86Starter.prototype.add_listener);V86Starter.prototype.remove_listener=function(a,b){this.bus.unregister(a,b)};goog.exportProperty(V86Starter.prototype,"remove_listener",V86Starter.prototype.remove_listener);V86Starter.prototype.restore_state=function(a){this.v86.restore_state(a)};
goog.exportProperty(V86Starter.prototype,"restore_state",V86Starter.prototype.restore_state);V86Starter.prototype.save_state=function(a){setTimeout(function(){try{a(null,this.v86.save_state())}catch(b){a(b,null)}}.bind(this),0)};goog.exportProperty(V86Starter.prototype,"save_state",V86Starter.prototype.save_state);
V86Starter.prototype.get_statistics=function(){console.warn("V86Starter.prototype.get_statistics is deprecated. Use events instead.");var a={cpu:{instruction_counter:this.get_instruction_counter()}};if(!this.v86)return a;var b=this.v86.cpu.devices;b.hda&&(a.hda=b.hda.stats);b.cdrom&&(a.cdrom=b.cdrom.stats);b.ps2&&(a.mouse={enabled:b.ps2.use_mouse});b.vga&&(a.vga={is_graphical:b.vga.stats.is_graphical});return a};goog.exportProperty(V86Starter.prototype,"get_statistics",V86Starter.prototype.get_statistics);
V86Starter.prototype.get_instruction_counter=function(){return this.v86?this.v86.cpu.instruction_counter[0]>>>0:0};goog.exportProperty(V86Starter.prototype,"get_instruction_counter",V86Starter.prototype.get_instruction_counter);V86Starter.prototype.is_running=function(){return this.cpu_is_running};goog.exportProperty(V86Starter.prototype,"is_running",V86Starter.prototype.is_running);V86Starter.prototype.keyboard_send_scancodes=function(a){for(var b=0;b<a.length;b++)this.bus.send("keyboard-code",a[b])};
goog.exportProperty(V86Starter.prototype,"keyboard_send_scancodes",V86Starter.prototype.keyboard_send_scancodes);V86Starter.prototype.keyboard_send_keys=function(a){for(var b=0;b<a.length;b++)this.keyboard_adapter.simulate_press(a[b])};goog.exportProperty(V86Starter.prototype,"keyboard_send_keys",V86Starter.prototype.keyboard_send_keys);V86Starter.prototype.keyboard_send_text=function(a){for(var b=0;b<a.length;b++)this.keyboard_adapter.simulate_char(a[b])};
goog.exportProperty(V86Starter.prototype,"keyboard_send_text",V86Starter.prototype.keyboard_send_text);V86Starter.prototype.screen_make_screenshot=function(){this.screen_adapter&&this.screen_adapter.make_screenshot()};goog.exportProperty(V86Starter.prototype,"screen_make_screenshot",V86Starter.prototype.screen_make_screenshot);V86Starter.prototype.screen_set_scale=function(a,b){this.screen_adapter&&this.screen_adapter.set_scale(a,b)};goog.exportProperty(V86Starter.prototype,"screen_set_scale",V86Starter.prototype.screen_set_scale);
V86Starter.prototype.screen_go_fullscreen=function(){if(this.screen_adapter){var a=document.getElementById("screen_container");if(a){var b=a.requestFullScreen||a.webkitRequestFullscreen||a.mozRequestFullScreen||a.msRequestFullScreen;b&&(b.call(a),(a=document.getElementsByClassName("phone_keyboard")[0])&&a.focus());this.lock_mouse()}}};goog.exportProperty(V86Starter.prototype,"screen_go_fullscreen",V86Starter.prototype.screen_go_fullscreen);
V86Starter.prototype.lock_mouse=function(){var a=document.body,b=a.requestPointerLock||a.mozRequestPointerLock||a.webkitRequestPointerLock;b&&b.call(a)};goog.exportProperty(V86Starter.prototype,"lock_mouse",V86Starter.prototype.lock_mouse);V86Starter.prototype.mouse_set_status=function(a){this.mouse_adapter&&(this.mouse_adapter.emu_enabled=a)};V86Starter.prototype.keyboard_set_status=function(a){this.keyboard_adapter&&(this.keyboard_adapter.emu_enabled=a)};
goog.exportProperty(V86Starter.prototype,"keyboard_set_status",V86Starter.prototype.keyboard_set_status);V86Starter.prototype.serial0_send=function(a){for(var b=0;b<a.length;b++)this.bus.send("serial0-input",a.charCodeAt(b))};goog.exportProperty(V86Starter.prototype,"serial0_send",V86Starter.prototype.serial0_send);V86Starter.prototype.serial_send_bytes=function(a,b){for(var c=0;c<b.length;c++)this.bus.send("serial"+a+"-input",b[c])};goog.exportProperty(V86Starter.prototype,"serial_send_bytes",V86Starter.prototype.serial_send_bytes);
V86Starter.prototype.mount_fs=async function(a,b,c,d){let e=new MemoryFileStorage;b&&(e=new ServerFileStorageWrapper(e,b));const f=new FS(e,this.fs9p.qidcounter),k=()=>{const g=this.fs9p.Mount(a,f);d&&(g===-ENOENT?d(new FileNotFoundError):g===-EEXIST?d(new FileExistsError):0>g?(dbg_assert(!1,"Unexpected error code: "+-g),d(Error("Failed to mount. Error number: "+-g))):d(null))};b?(dbg_assert("object"===typeof c,"Filesystem: basefs must be a JSON object"),f.load_from_json(c,()=>k())):k()};
goog.exportProperty(V86Starter.prototype,"mount_fs",V86Starter.prototype.mount_fs);V86Starter.prototype.create_file=function(a,b,c){c=c||function(){};var d=this.fs9p;if(d){var e=a.split("/");e=e[e.length-1];a=d.SearchPath(a).parentid;""!==e&&-1!==a?d.CreateBinaryFile(e,a,b).then(()=>c(null)):setTimeout(function(){c(new FileNotFoundError)},0)}};goog.exportProperty(V86Starter.prototype,"create_file",V86Starter.prototype.create_file);
V86Starter.prototype.read_file=function(a,b){var c=this.fs9p;c&&c.read_file(a).then(d=>{d?b(null,d):b(new FileNotFoundError,null)})};goog.exportProperty(V86Starter.prototype,"read_file",V86Starter.prototype.read_file);
V86Starter.prototype.automatically=function(a){const b=c=>{const d=c[0];if(d){var e=c.slice(1);if(d.sleep)setTimeout(()=>b(e),1E3*d.sleep);else if(d.vga_text){const f=this.screen_adapter.get_text_screen();for(let k of f)if(k.includes(d.vga_text)){b(e);return}setTimeout(()=>b(c),1E3)}else d.keyboard_send?(d.keyboard_send instanceof Array?this.keyboard_send_scancodes(d.keyboard_send):(dbg_assert("string"===typeof d.keyboard_send),this.keyboard_send_text(d.keyboard_send)),b(e)):d.call?(d.call(),b(e)):
console.assert(!1,d)}};b(a)};function FileExistsError(a){this.message=a||"File already exists"}FileExistsError.prototype=Error.prototype;function FileNotFoundError(a){this.message=a||"File not found"}FileNotFoundError.prototype=Error.prototype;
"undefined"!==typeof window?(window.V86Starter=V86Starter,window.V86=V86Starter):"undefined"!==typeof module&&"undefined"!==typeof module.exports?(module.exports.V86Starter=V86Starter,module.exports.V86=V86Starter):"function"===typeof importScripts&&(self.V86Starter=V86Starter,self.V86=V86Starter);var WorkerBus={Connector:function(a){this.listeners={};this.pair=a;a.addEventListener("message",function(b){b=b.data;for(var c=this.listeners[b[0]],d=0;d<c.length;d++){var e=c[d];e.fn.call(e.this_value,b[1])}}.bind(this),!1)}};WorkerBus.Connector.prototype.register=function(a,b,c){var d=this.listeners[a];void 0===d&&(d=this.listeners[a]=[]);d.push({fn:b,this_value:c})};WorkerBus.Connector.prototype.send=function(a,b,c){dbg_assert(1<=arguments.length);this.pair&&this.pair.postMessage([a,b],c)};
WorkerBus.init=function(a){return new WorkerBus.Connector(a)};function DummyScreenAdapter(a){var b,c,d,e,f,k,g;this.bus=a;a.register("screen-set-mode",function(l){this.set_mode(l)},this);a.register("screen-fill-buffer-end",function(l){this.update_buffer(l[0],l[1])},this);a.register("screen-put-char",function(l){this.put_char(l[0],l[1],l[2],l[3],l[4])},this);a.register("screen-text-scroll",function(l){console.log("scroll",l)},this);a.register("screen-update-cursor",function(l){this.update_cursor(l[0],l[1])},this);a.register("screen-update-cursor-scanline",function(l){this.update_cursor_scanline(l[0],
l[1])},this);a.register("screen-set-size-text",function(l){this.set_size_text(l[0],l[1])},this);a.register("screen-set-size-graphical",function(l){this.set_size_graphical(l[0],l[1])},this);this.put_char=function(l,m,n,r,v){l<g&&m<k&&(l=3*(l*k+m),f[l]=n,f[l+1]=r,f[l+2]=v)};this.destroy=function(){};this.set_mode=function(l){};this.clear_screen=function(){};this.set_size_text=function(l,m){if(l!==k||m!==g)f=new Int32Array(l*m*3),k=l,g=m};this.set_size_graphical=function(l,m){b=new Uint8Array(4*l*m);
c=new Int32Array(b.buffer);this.bus.send("screen-tell-buffer",[c],[c.buffer])};this.set_scale=function(l,m){};this.update_cursor_scanline=function(l,m){};this.update_cursor=function(l,m){if(l!==d||m!==e)d=l,e=m};this.update_buffer=function(l,m){};this.get_text_screen=function(){for(var l=[],m=0;m<g;m++)l.push(this.get_text_row(m));return l};this.get_text_row=function(l){var m="";l=3*l*k;for(var n=0;n<k;n++)m+=String.fromCharCode(f[l+3*n]);return m}};const print_stats={stats_to_string:function(a){return print_stats.print_misc_stats(a)+print_stats.print_instruction_counts(a)},print_misc_stats:function(a){let b="";var c="COMPILE COMPILE_SKIPPED_NO_NEW_ENTRY_POINTS COMPILE_SUCCESS COMPILE_WRONG_ADDRESS_SPACE COMPILE_CUT_OFF_AT_END_OF_PAGE COMPILE_WITH_LOOP_SAFETY COMPILE_PAGE COMPILE_PAGE/COMPILE_SUCCESS COMPILE_PAGE_SKIPPED_NO_NEW_ENTRY_POINTS COMPILE_BASIC_BLOCK COMPILE_DUPLICATED_BASIC_BLOCK COMPILE_WASM_BLOCK COMPILE_WASM_LOOP COMPILE_DISPATCHER COMPILE_ENTRY_POINT COMPILE_WASM_TOTAL_BYTES COMPILE_WASM_TOTAL_BYTES/COMPILE_PAGE JIT_CACHE_OVERRIDE JIT_CACHE_OVERRIDE_DIFFERENT_STATE_FLAGS RUN_INTERPRETED RUN_INTERPRETED_PENDING RUN_INTERPRETED_NEAR_END_OF_PAGE RUN_INTERPRETED_DIFFERENT_STATE RUN_INTERPRETED_MISSED_COMPILED_ENTRY_RUN_INTERPRETED RUN_INTERPRETED_MISSED_COMPILED_ENTRY_LOOKUP RUN_INTERPRETED_STEPS RUN_FROM_CACHE RUN_FROM_CACHE_STEPS RUN_FROM_CACHE_STEPS/RUN_FROM_CACHE RUN_FROM_CACHE_STEPS/RUN_INTERPRETED_STEPS DIRECT_EXIT INDIRECT_JUMP INDIRECT_JUMP_NO_ENTRY NORMAL_PAGE_CHANGE NORMAL_FALLTHRU NORMAL_FALLTHRU_WITH_TARGET_BLOCK NORMAL_BRANCH NORMAL_BRANCH_WITH_TARGET_BLOCK CONDITIONAL_JUMP CONDITIONAL_JUMP_PAGE_CHANGE CONDITIONAL_JUMP_EXIT CONDITIONAL_JUMP_FALLTHRU CONDITIONAL_JUMP_FALLTHRU_WITH_TARGET_BLOCK CONDITIONAL_JUMP_BRANCH CONDITIONAL_JUMP_BRANCH_WITH_TARGET_BLOCK DISPATCHER_SMALL DISPATCHER_LARGE LOOP LOOP_SAFETY CONDITION_OPTIMISED CONDITION_UNOPTIMISED FAILED_PAGE_CHANGE SAFE_READ_FAST SAFE_READ_SLOW_PAGE_CROSSED SAFE_READ_SLOW_NOT_VALID SAFE_READ_SLOW_NOT_USER SAFE_READ_SLOW_IN_MAPPED_RANGE SAFE_WRITE_FAST SAFE_WRITE_SLOW_PAGE_CROSSED SAFE_WRITE_SLOW_NOT_VALID SAFE_WRITE_SLOW_NOT_USER SAFE_WRITE_SLOW_IN_MAPPED_RANGE SAFE_WRITE_SLOW_READ_ONLY SAFE_WRITE_SLOW_HAS_CODE SAFE_READ_WRITE_FAST SAFE_READ_WRITE_SLOW_PAGE_CROSSED SAFE_READ_WRITE_SLOW_NOT_VALID SAFE_READ_WRITE_SLOW_NOT_USER SAFE_READ_WRITE_SLOW_IN_MAPPED_RANGE SAFE_READ_WRITE_SLOW_READ_ONLY SAFE_READ_WRITE_SLOW_HAS_CODE PAGE_FAULT TLB_MISS DO_RUN DO_MANY_CYCLES CYCLE_INTERNAL INVALIDATE_ALL_MODULES_NO_FREE_WASM_INDICES INVALIDATE_MODULE_WRITTEN_WHILE_COMPILED INVALIDATE_MODULE_UNUSED_AFTER_OVERWRITE INVALIDATE_MODULE_DIRTY_PAGE INVALIDATE_PAGE_HAD_CODE INVALIDATE_PAGE_HAD_ENTRY_POINTS DIRTY_PAGE_DID_NOT_HAVE_CODE RUN_FROM_CACHE_EXIT_SAME_PAGE RUN_FROM_CACHE_EXIT_NEAR_END_OF_PAGE RUN_FROM_CACHE_EXIT_DIFFERENT_PAGE CLEAR_TLB FULL_CLEAR_TLB TLB_FULL TLB_GLOBAL_FULL MODRM_SIMPLE_REG MODRM_SIMPLE_REG_WITH_OFFSET MODRM_SIMPLE_CONST_OFFSET MODRM_COMPLEX SEG_OFFSET_OPTIMISED SEG_OFFSET_NOT_OPTIMISED".split(" "),
d=0;const e={};for(let k=0;k<c.length;k++){const g=c[k];var f=void 0;if(g.includes("/")){d++;const [l,m]=g.split("/");f=e[l]/e[m]}else f=e[g]=a.wm.exports.profiler_stat_get(k-d),f=1E8<=f?Math.round(f/1E6)+"m":1E5<=f?Math.round(f/1E3)+"k":f;b+=g+"="+f+"\n"}b+="\n";c=a.wm.exports.get_valid_tlb_entries_count();d=a.wm.exports.get_valid_global_tlb_entries_count();b=b+("TLB_ENTRIES="+c+" ("+d+" global, "+(c-d)+" non-global)\nWASM_TABLE_FREE=")+(a.wm.exports.jit_get_wasm_table_index_free_list_count()+"\n");
b+="JIT_CACHE_SIZE="+a.wm.exports.jit_get_cache_size()+"\n";b+="FLAT_SEGMENTS="+a.wm.exports.has_flat_segmentation()+"\n";b+="do_many_cycles avg: "+(do_many_cycles_total/do_many_cycles_count||0)+"\n";b+="wasm memory size: "+(a.wasm_memory.buffer.byteLength>>20)+"m\n";b=b+"Config:\nMAX_PAGES="+(a.wm.exports.get_config(0)+"\n");b+="JIT_USE_LOOP_SAFETY="+a.wm.exports.get_config(1)+"\n";return b+="MAX_EXTRA_BASIC_BLOCKS="+a.wm.exports.get_config(2)+"\n"},print_instruction_counts:function(a){return[print_stats.print_instruction_counts_offset(a,
!1,!1,!1,!1),print_stats.print_instruction_counts_offset(a,!0,!1,!1,!1),print_stats.print_instruction_counts_offset(a,!1,!0,!1,!1),print_stats.print_instruction_counts_offset(a,!1,!1,!0,!1),print_stats.print_instruction_counts_offset(a,!1,!1,!1,!0)].join("\n\n")},print_instruction_counts_offset:function(a,b,c,d,e){let f="";var k=[],g=b?"compiled":c?"jit exit":d?"unguarded register":e?"wasm size":"executed";for(let n=0;256>n;n++)for(let r=0;8>r;r++)for(let v of[!1,!0]){var l=a.wm.exports.get_opstats_buffer(b,
c,d,e,n,!1,v,r);k.push({opcode:n,count:l,is_mem:v,fixed_g:r});l=a.wm.exports.get_opstats_buffer(b,c,d,e,n,!0,v,r);k.push({opcode:3840|n,count:l,is_mem:v,fixed_g:r})}a=0;b=new Set([38,46,54,62,100,101,102,103,240,242,243]);for(let {count:n,opcode:r}of k)b.has(r)||(a+=n);if(0===a)return"";c=new Uint32Array(256);b=new Uint32Array(256);for(let {opcode:n,count:r}of k)3840==(n&65280)?b[n&255]+=r:c[n&255]+=r;f=f+"------------------\nTotal: "+(a+"\n");const m=1E7<a?1E3:1;d=Math.max.apply(Math,k.map(({count:n})=>
Math.round(n/m)));d=String(d).length;f+=`Instruction counts ${g} (in ${m}):\n`;for(e=0;256>e;e++)f+=h(e,2).slice(2)+":"+v86util.pads(Math.round(c[e]/m),d),f=15==e%16?f+"\n":f+" ";f=f+"\n"+`Instruction counts ${g} (0f, in ${m}):\n`;for(g=0;256>g;g++)f+=h(g&255,2).slice(2)+":"+v86util.pads(Math.round(b[g]/m),d),f=15==g%16?f+"\n":f+" ";f+="\n";k=k.filter(({count:n})=>n).sort(({count:n},{count:r})=>r-n);for(let {opcode:n,is_mem:r,fixed_g:v,count:q}of k.slice(0,200))k=n.toString(16)+"_"+v+(r?"_m":"_r"),
f+=k+":"+(q/a*100).toFixed(2)+" ";return f+"\n"}};"undefined"!==typeof module&&"undefined"!==typeof module.exports&&(module.exports.print_stats=print_stats);function FileStorageInterface(){}FileStorageInterface.prototype.read=function(a,b,c){};FileStorageInterface.prototype.cache=function(a,b){};FileStorageInterface.prototype.uncache=function(a){};function MemoryFileStorage(){this.filedata=new Map}MemoryFileStorage.prototype.read=async function(a,b,c){dbg_assert(a,"MemoryFileStorage read: sha256sum should be a non-empty string");return(a=this.filedata.get(a))?a.subarray(b,b+c):null};
MemoryFileStorage.prototype.cache=async function(a,b){dbg_assert(a,"MemoryFileStorage cache: sha256sum should be a non-empty string");this.filedata.set(a,b)};MemoryFileStorage.prototype.uncache=function(a){this.filedata.delete(a)};function ServerFileStorageWrapper(a,b){dbg_assert(b,"ServerMemoryFileStorage: baseurl should not be empty");this.storage=a;this.baseurl=b}
ServerFileStorageWrapper.prototype.load_from_server=function(a){return new Promise((b,c)=>{v86util.load_file(this.baseurl+a,{done:d=>{const e=new Uint8Array(d);this.cache(a,e).then(()=>b(e))}})})};ServerFileStorageWrapper.prototype.read=async function(a,b,c){const d=await this.storage.read(a,b,c);return d?d:(await this.load_from_server(a)).subarray(b,b+c)};ServerFileStorageWrapper.prototype.cache=async function(a,b){return await this.storage.cache(a,b)};
ServerFileStorageWrapper.prototype.uncache=function(a){this.storage.uncache(a)};"undefined"!==typeof window?(window.MemoryFileStorage=MemoryFileStorage,window.ServerFileStorageWrapper=ServerFileStorageWrapper):"undefined"!==typeof module&&"undefined"!==typeof module.exports?(module.exports.MemoryFileStorage=MemoryFileStorage,module.exports.ServerFileStorageWrapper=ServerFileStorageWrapper):"function"===typeof importScripts&&(self.MemoryFileStorage=MemoryFileStorage,self.ServerFileStorageWrapper=ServerFileStorageWrapper);var S_IRWXUGO=511,S_IFMT=61440,S_IFSOCK=49152,S_IFLNK=40960,S_IFREG=32768,S_IFBLK=24576,S_IFDIR=16384,S_IFCHR=8192,O_RDONLY=0,O_WRONLY=1,O_RDWR=2,O_ACCMODE=3,STATUS_INVALID=-1,STATUS_OK=0,STATUS_ON_STORAGE=2,STATUS_UNLINKED=4,STATUS_FORWARDING=5,JSONFS_VERSION=3,JSONFS_IDX_NAME=0,JSONFS_IDX_SIZE=1,JSONFS_IDX_MTIME=2,JSONFS_IDX_MODE=3,JSONFS_IDX_UID=4,JSONFS_IDX_GID=5,JSONFS_IDX_TARGET=6,JSONFS_IDX_SHA256=6;
function FS(a,b){this.inodes=[];this.events=[];this.storage=a;this.qidcounter=b||{last_qidnumber:0};this.inodedata={};this.total_size=274877906944;this.used_size=0;this.mounts=[];this.CreateDirectory("",-1)}FS.prototype.get_state=function(){let a=[];a[0]=this.inodes;a[1]=this.qidcounter.last_qidnumber;a[2]=[];for(const [b,c]of Object.entries(this.inodedata))0===(this.inodes[b].mode&S_IFDIR)&&a[2].push([b,c]);a[3]=this.total_size;a[4]=this.used_size;return a=a.concat(this.mounts)};
FS.prototype.set_state=function(a){this.inodes=a[0].map(b=>{const c=new Inode(0);c.set_state(b);return c});this.qidcounter.last_qidnumber=a[1];this.inodedata={};for(let [b,c]of a[2])c.buffer.byteLength!==c.byteLength&&(c=c.slice()),this.inodedata[b]=c;this.total_size=a[3];this.used_size=a[4];this.mounts=a.slice(5)};
FS.prototype.AddEvent=function(a,b){var c=this.inodes[a];c.status==STATUS_OK||c.status==STATUS_ON_STORAGE?b():this.is_forwarder(c)?this.follow_fs(c).AddEvent(c.foreign_id,b):this.events.push({id:a,OnEvent:b})};FS.prototype.HandleEvent=function(a){var b=this.inodes[a];this.is_forwarder(b)&&this.follow_fs(b).HandleEvent(b.foreign_id);b=[];for(var c=0;c<this.events.length;c++)this.events[c].id==a?this.events[c].OnEvent():b.push(this.events[c]);this.events=b};
FS.prototype.load_from_json=function(a,b){dbg_assert(a,"Invalid fs passed to load_from_json");if(a.version!==JSONFS_VERSION)throw"The filesystem JSON format has changed. Please update your fs2json (https://github.com/copy/fs2json) and recreate the filesystem JSON.";var c=a.fsroot;this.used_size=a.size;for(a=0;a<c.length;a++)this.LoadRecursive(c[a],0);b&&b()};
FS.prototype.LoadRecursive=function(a,b){var c=this.CreateInode();const d=a[JSONFS_IDX_NAME];c.size=a[JSONFS_IDX_SIZE];c.mtime=a[JSONFS_IDX_MTIME];c.ctime=c.mtime;c.atime=c.mtime;c.mode=a[JSONFS_IDX_MODE];c.uid=a[JSONFS_IDX_UID];c.gid=a[JSONFS_IDX_GID];var e=c.mode&S_IFMT;e===S_IFDIR?(this.PushInode(c,b,d),this.LoadDir(this.inodes.length-1,a[JSONFS_IDX_TARGET])):e===S_IFREG?(c.status=STATUS_ON_STORAGE,c.sha256sum=a[JSONFS_IDX_SHA256],dbg_assert(c.sha256sum),this.PushInode(c,b,d)):e===S_IFLNK?(c.symlink=
a[JSONFS_IDX_TARGET],this.PushInode(c,b,d)):e!==S_IFSOCK&&dbg_log("Unexpected ifmt: "+h(e)+" ("+d+")")};FS.prototype.LoadDir=function(a,b){for(var c=0;c<b.length;c++)this.LoadRecursive(b[c],a)};FS.prototype.should_be_linked=function(a){return!this.is_forwarder(a)||0===a.foreign_id};
FS.prototype.link_under_dir=function(a,b,c){const d=this.inodes[b],e=this.inodes[a];dbg_assert(!this.is_forwarder(e),"Filesystem: Shouldn't link under fowarder parents");dbg_assert(this.IsDirectory(a),"Filesystem: Can't link under non-directories");dbg_assert(this.should_be_linked(d),"Filesystem: Can't link across filesystems apart from their root");dbg_assert(0<=d.nlinks,"Filesystem: Found negative nlinks value of "+d.nlinks);dbg_assert(!e.direntries.has(c),"Filesystem: Name '"+c+"' is already taken");
e.direntries.set(c,b);d.nlinks++;this.IsDirectory(b)&&(dbg_assert(!d.direntries.has(".."),"Filesystem: Cannot link a directory twice"),d.direntries.has(".")||d.nlinks++,d.direntries.set(".",b),d.direntries.set("..",a),e.nlinks++)};
FS.prototype.unlink_from_dir=function(a,b){const c=this.Search(a,b),d=this.inodes[c],e=this.inodes[a];dbg_assert(!this.is_forwarder(e),"Filesystem: Can't unlink from fowarders");dbg_assert(this.IsDirectory(a),"Filesystem: Can't unlink from non-directories");e.direntries.delete(b)?(d.nlinks--,this.IsDirectory(c)&&(dbg_assert(d.direntries.get("..")===a,"Filesystem: Found directory with bad parent id"),d.direntries.delete(".."),e.nlinks--),dbg_assert(0<=d.nlinks,"Filesystem: Found negative nlinks value of "+
d.nlinks)):dbg_assert(!1,"Filesystem: Can't unlink non-existent file: "+b)};FS.prototype.PushInode=function(a,b,c){-1!=b?(this.inodes.push(a),a.fid=this.inodes.length-1,this.link_under_dir(b,a.fid,c)):0==this.inodes.length?(this.inodes.push(a),a.direntries.set(".",0),a.direntries.set("..",0),a.nlinks=2):(message.Debug("Error in Filesystem: Pushed inode with name = "+c+" has no parent"),message.Abort())};
function Inode(a){this.direntries=new Map;this.minor=this.major=this.mtime=this.atime=this.ctime=this.fid=this.gid=this.uid=this.size=this.status=0;this.symlink="";this.mode=493;this.qid={type:0,version:0,path:a};this.caps=void 0;this.nlinks=0;this.sha256sum="";this.locks=[];this.foreign_id=this.mount_id=-1}
Inode.prototype.get_state=function(){const a=[];a[0]=this.mode;a[1]=(this.mode&S_IFMT)===S_IFDIR?[...this.direntries]:(this.mode&S_IFMT)===S_IFREG?this.sha256sum:(this.mode&S_IFMT)===S_IFLNK?this.symlink:(this.mode&S_IFMT)===S_IFSOCK?[this.minor,this.major]:null;a[2]=this.locks;a[3]=this.status;a[4]=this.size;a[5]=this.uid;a[6]=this.gid;a[7]=this.fid;a[8]=this.ctime;a[9]=this.atime;a[10]=this.mtime;a[11]=this.qid.version;a[12]=this.qid.path;a[13]=this.nlinks;return a};
Inode.prototype.set_state=function(a){this.mode=a[0];if((this.mode&S_IFMT)===S_IFDIR){this.direntries=new Map;for(const [b,c]of a[1])this.direntries.set(b,c)}else(this.mode&S_IFMT)===S_IFREG?this.sha256sum=a[1]:(this.mode&S_IFMT)===S_IFLNK?this.symlink=a[1]:(this.mode&S_IFMT)===S_IFSOCK&&([this.minor,this.major]=a[1]);this.locks=[];for(const b of a[2]){const c=new FSLockRegion;c.set_state(b);this.locks.push(c)}this.status=a[3];this.size=a[4];this.uid=a[5];this.gid=a[6];this.fid=a[7];this.ctime=a[8];
this.atime=a[9];this.mtime=a[10];this.qid.type=(this.mode&S_IFMT)>>8;this.qid.version=a[11];this.qid.path=a[12];this.nlinks=a[13]};
FS.prototype.divert=function(a,b){const c=this.Search(a,b),d=this.inodes[c],e=new Inode(-1);dbg_assert(d,"Filesystem divert: name ("+b+") not found");dbg_assert(this.IsDirectory(c)||1>=d.nlinks,"Filesystem: can't divert hardlinked file '"+b+"' with nlinks="+d.nlinks);Object.assign(e,d);const f=this.inodes.length;this.inodes.push(e);e.fid=f;this.is_forwarder(d)&&this.mounts[d.mount_id].backtrack.set(d.foreign_id,f);this.should_be_linked(d)&&(this.unlink_from_dir(a,b),this.link_under_dir(a,f,b));if(this.IsDirectory(c)&&
!this.is_forwarder(d))for(const [k,g]of e.direntries)"."!==k&&".."!==k&&this.IsDirectory(g)&&this.inodes[g].direntries.set("..",f);this.inodedata[f]=this.inodedata[c];delete this.inodedata[c];d.direntries=new Map;d.nlinks=0;return f};FS.prototype.copy_inode=function(a,b){Object.assign(b,a,{fid:b.fid,direntries:b.direntries,nlinks:b.nlinks})};FS.prototype.CreateInode=function(){const a=Math.round(Date.now()/1E3),b=new Inode(++this.qidcounter.last_qidnumber);b.atime=b.ctime=b.mtime=a;return b};
FS.prototype.CreateDirectory=function(a,b){var c=this.inodes[b];if(0<=b&&this.is_forwarder(c))return b=c.foreign_id,a=this.follow_fs(c).CreateDirectory(a,b),this.create_forwarder(c.mount_id,a);c=this.CreateInode();c.mode=511|S_IFDIR;0<=b&&(c.uid=this.inodes[b].uid,c.gid=this.inodes[b].gid,c.mode=this.inodes[b].mode&511|S_IFDIR);c.qid.type=S_IFDIR>>8;this.PushInode(c,b,a);this.NotifyListeners(this.inodes.length-1,"newdir");return this.inodes.length-1};
FS.prototype.CreateFile=function(a,b){var c=this.inodes[b];if(this.is_forwarder(c))return b=c.foreign_id,a=this.follow_fs(c).CreateFile(a,b),this.create_forwarder(c.mount_id,a);c=this.CreateInode();c.uid=this.inodes[b].uid;c.gid=this.inodes[b].gid;c.qid.type=S_IFREG>>8;c.mode=this.inodes[b].mode&438|S_IFREG;this.PushInode(c,b,a);this.NotifyListeners(this.inodes.length-1,"newfile");return this.inodes.length-1};
FS.prototype.CreateNode=function(a,b,c,d){var e=this.inodes[b];if(this.is_forwarder(e))return b=e.foreign_id,a=this.follow_fs(e).CreateNode(a,b,c,d),this.create_forwarder(e.mount_id,a);e=this.CreateInode();e.major=c;e.minor=d;e.uid=this.inodes[b].uid;e.gid=this.inodes[b].gid;e.qid.type=S_IFSOCK>>8;e.mode=this.inodes[b].mode&438;this.PushInode(e,b,a);return this.inodes.length-1};
FS.prototype.CreateSymlink=function(a,b,c){var d=this.inodes[b];if(this.is_forwarder(d))return b=d.foreign_id,a=this.follow_fs(d).CreateSymlink(a,b,c),this.create_forwarder(d.mount_id,a);d=this.CreateInode();d.uid=this.inodes[b].uid;d.gid=this.inodes[b].gid;d.qid.type=S_IFLNK>>8;d.symlink=c;d.mode=S_IFLNK;this.PushInode(d,b,a);return this.inodes.length-1};
FS.prototype.CreateTextFile=async function(a,b,c){var d=this.inodes[b];if(this.is_forwarder(d))return b=d.foreign_id,c=await this.follow_fs(d).CreateTextFile(a,b,c),this.create_forwarder(d.mount_id,c);d=this.CreateFile(a,b);b=this.inodes[d];a=new Uint8Array(c.length);b.size=c.length;for(b=0;b<c.length;b++)a[b]=c.charCodeAt(b);await this.set_data(d,a);return d};
FS.prototype.CreateBinaryFile=async function(a,b,c){var d=this.inodes[b];if(this.is_forwarder(d))return b=d.foreign_id,c=await this.follow_fs(d).CreateBinaryFile(a,b,c),this.create_forwarder(d.mount_id,c);d=this.CreateFile(a,b);a=this.inodes[d];b=new Uint8Array(c.length);b.set(c);await this.set_data(d,b);a.size=c.length;return d};
FS.prototype.OpenInode=function(a,b){var c=this.inodes[a];if(this.is_forwarder(c))return this.follow_fs(c).OpenInode(c.foreign_id,b);(c.mode&S_IFMT)==S_IFDIR&&this.FillDirectory(a);return!0};FS.prototype.CloseInode=async function(a){var b=this.inodes[a];if(this.is_forwarder(b))return await this.follow_fs(b).CloseInode(b.foreign_id);b.status===STATUS_ON_STORAGE&&this.storage.uncache(b.sha256sum);b.status==STATUS_UNLINKED&&(b.status=STATUS_INVALID,await this.DeleteData(a))};
FS.prototype.Rename=async function(a,b,c,d){if(a==c&&b==d)return 0;var e=this.Search(a,b);if(-1===e)return-ENOENT;var f=this.GetFullPath(a)+"/"+b;if(-1!=this.Search(c,d)){var k=this.Unlink(c,d);if(0>k)return k}var g=this.inodes[e],l=this.inodes[a];k=this.inodes[c];if(this.is_forwarder(l)||this.is_forwarder(k))if(this.is_forwarder(l)&&l.mount_id===k.mount_id){if(a=await this.follow_fs(l).Rename(l.foreign_id,b,k.foreign_id,d),0>a)return a}else{if(this.is_a_root(e))return dbg_log("XXX: Attempted to move mountpoint ("+
b+") - skipped",LOG_9P),-EPERM;if(!this.IsDirectory(e)&&1<this.GetInode(e).nlinks)return dbg_log("XXX: Attempted to move hardlinked file ("+b+") across filesystems - skipped",LOG_9P),-EPERM;{l=this.divert(a,b);const m=this.GetInode(e),n=await this.Read(l,0,m.size);this.is_forwarder(k)?(c=this.follow_fs(k),d=this.IsDirectory(l)?c.CreateDirectory(d,k.foreign_id):c.CreateFile(d,k.foreign_id),c=c.GetInode(d),this.copy_inode(m,c),this.set_forwarder(e,k.mount_id,d)):(this.delete_forwarder(g),this.copy_inode(m,
g),this.link_under_dir(c,e,d));await this.ChangeSize(e,m.size);n&&n.length&&await this.Write(e,0,n.length,n);if(this.IsDirectory(e))for(const r of this.GetChildren(l))if(k=await this.Rename(l,r,e,r),0>k)return k;await this.DeleteData(l);a=this.Unlink(a,b);if(0>a)return a}}else this.unlink_from_dir(a,b),this.link_under_dir(c,e,d),g.qid.version++;this.NotifyListeners(e,"rename",{oldpath:f});return 0};
FS.prototype.Write=async function(a,b,c,d){this.NotifyListeners(a,"write");var e=this.inodes[a];if(this.is_forwarder(e))a=e.foreign_id,await this.follow_fs(e).Write(a,b,c,d);else{var f=await this.get_buffer(a);!f||f.length<b+c?(await this.ChangeSize(a,Math.floor(3*(b+c)/2)),e.size=b+c,f=await this.get_buffer(a)):e.size<b+c&&(e.size=b+c);d&&f.set(d.subarray(0,c),b);await this.set_data(a,f)}};
FS.prototype.Read=async function(a,b,c){const d=this.inodes[a];return this.is_forwarder(d)?(a=d.foreign_id,await this.follow_fs(d).Read(a,b,c)):await this.get_data(a,b,c)};FS.prototype.Search=function(a,b){a=this.inodes[a];if(this.is_forwarder(a)){const c=a.foreign_id;b=this.follow_fs(a).Search(c,b);return-1===b?-1:this.get_forwarder(a.mount_id,b)}b=a.direntries.get(b);return void 0===b?-1:b};
FS.prototype.CountUsedInodes=function(){let a=this.inodes.length;for(const {fs:b,backtrack:c}of this.mounts)a+=b.CountUsedInodes(),a-=c.size;return a};FS.prototype.CountFreeInodes=function(){let a=1048576;for(const {fs:b}of this.mounts)a+=b.CountFreeInodes();return a};FS.prototype.GetTotalSize=function(){let a=this.used_size;for(const {fs:b}of this.mounts)a+=b.GetTotalSize();return a};FS.prototype.GetSpace=function(){let a=this.total_size;for(const {fs:b}of this.mounts)a+=b.GetSpace();return this.total_size};
FS.prototype.GetDirectoryName=function(a){const b=this.inodes[this.GetParent(a)];if(this.is_forwarder(b))return this.follow_fs(b).GetDirectoryName(this.inodes[a].foreign_id);if(!b)return"";for(const [c,d]of b.direntries)if(d===a)return c;dbg_assert(!1,"Filesystem: Found directory inode whose parent doesn't link to it");return""};
FS.prototype.GetFullPath=function(a){dbg_assert(this.IsDirectory(a),"Filesystem: Cannot get full path of non-directory inode");for(var b="";0!=a;)b="/"+this.GetDirectoryName(a)+b,a=this.GetParent(a);return b.substring(1)};
FS.prototype.Link=function(a,b,c){if(this.IsDirectory(b))return-EPERM;const d=this.inodes[a],e=this.inodes[b];if(this.is_forwarder(d))return this.is_forwarder(e)&&e.mount_id===d.mount_id?this.follow_fs(d).Link(d.foreign_id,e.foreign_id,c):(dbg_log("XXX: Attempted to hardlink a file into a child filesystem - skipped",LOG_9P),-EPERM);if(this.is_forwarder(e))return dbg_log("XXX: Attempted to hardlink file across filesystems - skipped",LOG_9P),-EPERM;this.link_under_dir(a,b,c);return 0};
FS.prototype.Unlink=function(a,b){if("."===b||".."===b)return-EPERM;const c=this.Search(a,b),d=this.inodes[c],e=this.inodes[a];if(this.is_forwarder(e))return dbg_assert(this.is_forwarder(d),"Children of forwarders should be forwarders"),a=e.foreign_id,this.follow_fs(e).Unlink(a,b);if(this.IsDirectory(c)&&!this.IsEmpty(c))return-ENOTEMPTY;this.unlink_from_dir(a,b);0===d.nlinks&&(d.status=STATUS_UNLINKED,this.NotifyListeners(c,"delete"));return 0};
FS.prototype.DeleteData=async function(a){const b=this.inodes[a];this.is_forwarder(b)?await this.follow_fs(b).DeleteData(b.foreign_id):(b.size=0,delete this.inodedata[a])};
FS.prototype.get_buffer=async function(a){const b=this.inodes[a];dbg_assert(b,`Filesystem get_buffer: idx ${a} does not point to an inode`);return this.inodedata[a]?this.inodedata[a]:b.status===STATUS_ON_STORAGE?(dbg_assert(b.sha256sum,"Filesystem get_data: found inode on server without sha256sum"),await this.storage.read(b.sha256sum,0,b.size)):null};
FS.prototype.get_data=async function(a,b,c){const d=this.inodes[a];dbg_assert(d,`Filesystem get_data: idx ${a} does not point to an inode`);return this.inodedata[a]?this.inodedata[a].subarray(b,b+c):d.status===STATUS_ON_STORAGE?(dbg_assert(d.sha256sum,"Filesystem get_data: found inode on server without sha256sum"),await this.storage.read(d.sha256sum,b,c)):null};
FS.prototype.set_data=async function(a,b){this.inodedata[a]=b;this.inodes[a].status===STATUS_ON_STORAGE&&(this.inodes[a].status=STATUS_OK,this.storage.uncache(this.inodes[a].sha256sum))};FS.prototype.GetInode=function(a){dbg_assert(!isNaN(a),"Filesystem GetInode: NaN idx");dbg_assert(0<=a&&a<this.inodes.length,"Filesystem GetInode: out of range idx:"+a);a=this.inodes[a];return this.is_forwarder(a)?this.follow_fs(a).GetInode(a.foreign_id):a};
FS.prototype.ChangeSize=async function(a,b){var c=this.GetInode(a),d=await this.get_data(a,0,c.size);if(b!=c.size){var e=new Uint8Array(b);c.size=b;d&&e.set(d.subarray(0,Math.min(d.length,c.size)),0);await this.set_data(a,e)}};
FS.prototype.SearchPath=function(a){a=a.replace("//","/");a=a.split("/");0<a.length&&0===a[a.length-1].length&&a.pop();0<a.length&&0===a[0].length&&a.shift();const b=a.length;var c=-1,d=0;let e=null;for(var f=0;f<b;f++)if(c=d,d=this.Search(c,a[f]),!e&&this.is_forwarder(this.inodes[c])&&(e="/"+a.slice(f).join("/")),-1==d)return f<b-1?{id:-1,parentid:-1,name:a[f],forward_path:e}:{id:-1,parentid:c,name:a[f],forward_path:e};return{id:d,parentid:c,name:a[f],forward_path:e}};
FS.prototype.GetRecursiveList=function(a,b){if(this.is_forwarder(this.inodes[a])){const c=this.follow_fs(this.inodes[a]),d=this.inodes[a].mount_id,e=b.length;c.GetRecursiveList(this.inodes[a].foreign_id,b);for(a=e;a<b.length;a++)b[a].parentid=this.get_forwarder(d,b[a].parentid)}else for(const [c,d]of this.inodes[a].direntries)"."!==c&&".."!==c&&(b.push({parentid:a,name:c}),this.IsDirectory(d)&&this.GetRecursiveList(d,b))};
FS.prototype.RecursiveDelete=function(a){var b=[];a=this.SearchPath(a);if(-1!==a.id)for(this.GetRecursiveList(a.id,b),a=b.length-1;0<=a;a--){const c=this.Unlink(b[a].parentid,b[a].name);dbg_assert(0===c,"Filesystem RecursiveDelete failed at parent="+b[a].parentid+", name='"+b[a].name+"' with error code: "+-c)}};
FS.prototype.DeleteNode=function(a){var b=this.SearchPath(a);-1!=b.id&&((this.inodes[b.id].mode&S_IFMT)==S_IFREG?(a=this.Unlink(b.parentid,b.name),dbg_assert(0===a,"Filesystem DeleteNode failed with error code: "+-a)):(this.inodes[b.id].mode&S_IFMT)==S_IFDIR&&(this.RecursiveDelete(a),a=this.Unlink(b.parentid,b.name),dbg_assert(0===a,"Filesystem DeleteNode failed with error code: "+-a)))};FS.prototype.NotifyListeners=function(a,b,c){};
FS.prototype.Check=function(){for(var a=1;a<this.inodes.length;a++)if(this.inodes[a].status!=STATUS_INVALID){var b=this.GetInode(a);0>b.nlinks&&message.Debug("Error in filesystem: negative nlinks="+b.nlinks+" at id ="+a);if(this.IsDirectory(a)){b=this.GetInode(a);this.IsDirectory(a)&&0>this.GetParent(a)&&message.Debug("Error in filesystem: negative parent id "+a);for(const [c,d]of b.direntries){0===c.length&&message.Debug("Error in filesystem: inode with no name and id "+d);for(const e of c)32>e&&
message.Debug("Error in filesystem: Unallowed char in filename")}}}};FS.prototype.FillDirectory=function(a){var b=this.inodes[a];if(this.is_forwarder(b))this.follow_fs(b).FillDirectory(b.foreign_id);else{var c=0;for(const d of b.direntries.keys())c+=24+UTF8.UTF8Length(d);a=this.inodedata[a]=new Uint8Array(c);b.size=c;c=0;for(const [d,e]of b.direntries)b=this.GetInode(e),c+=marshall.Marshall(["Q","d","b","s"],[b.qid,c+13+8+1+2+UTF8.UTF8Length(d),b.mode>>12,d],a,c)}};
FS.prototype.RoundToDirentry=function(a,b){const c=this.inodedata[a];dbg_assert(c,`FS directory data for dirid=${a} should be generated`);dbg_assert(c.length,"FS directory should have at least an entry");if(b>=c.length)return c.length;for(a=0;;){const d=marshall.Unmarshall(["Q","d"],c,{offset:a})[1];if(d>b)break;a=d}return a};FS.prototype.IsDirectory=function(a){a=this.inodes[a];return this.is_forwarder(a)?this.follow_fs(a).IsDirectory(a.foreign_id):(a.mode&S_IFMT)===S_IFDIR};
FS.prototype.IsEmpty=function(a){a=this.inodes[a];if(this.is_forwarder(a))return this.follow_fs(a).IsDirectory(a.foreign_id);for(const b of a.direntries.keys())if("."!==b&&".."!==b)return!1;return!0};FS.prototype.GetChildren=function(a){dbg_assert(this.IsDirectory(a),"Filesystem: cannot get children of non-directory inode");a=this.inodes[a];if(this.is_forwarder(a))return this.follow_fs(a).GetChildren(a.foreign_id);const b=[];for(const c of a.direntries.keys())"."!==c&&".."!==c&&b.push(c);return b};
FS.prototype.GetParent=function(a){dbg_assert(this.IsDirectory(a),"Filesystem: cannot get parent of non-directory inode");a=this.inodes[a];if(this.should_be_linked(a))return a.direntries.get("..");{const b=this.follow_fs(a).GetParent(a.foreign_id);dbg_assert(-1!==b,"Filesystem: should not have invalid parent ids");return this.get_forwarder(a.mount_id,b)}};
FS.prototype.PrepareCAPs=function(a){a=this.GetInode(a);if(a.caps)return a.caps.length;a.caps=new Uint8Array(20);a.caps[0]=0;a.caps[1]=0;a.caps[2]=0;a.caps[3]=2;a.caps[4]=255;a.caps[5]=255;a.caps[6]=255;a.caps[7]=255;a.caps[8]=255;a.caps[9]=255;a.caps[10]=255;a.caps[11]=255;a.caps[12]=63;a.caps[13]=0;a.caps[14]=0;a.caps[15]=0;a.caps[16]=63;a.caps[17]=0;a.caps[18]=0;a.caps[19]=0;return a.caps.length};function FSMountInfo(a){this.fs=a;this.backtrack=new Map}
FSMountInfo.prototype.get_state=function(){const a=[];a[0]=this.fs;a[1]=[...this.backtrack];return a};FSMountInfo.prototype.set_state=function(a){this.fs=a[0];this.backtrack=new Map(a[1])};
FS.prototype.set_forwarder=function(a,b,c){const d=this.inodes[a];dbg_assert(0===d.nlinks,"Filesystem: attempted to convert an inode into forwarder before unlinking the inode");this.is_forwarder(d)&&this.mounts[d.mount_id].backtrack.delete(d.foreign_id);d.status=STATUS_FORWARDING;d.mount_id=b;d.foreign_id=c;this.mounts[b].backtrack.set(c,a)};FS.prototype.create_forwarder=function(a,b){const c=this.CreateInode(),d=this.inodes.length;this.inodes.push(c);c.fid=d;this.set_forwarder(d,a,b);return d};
FS.prototype.is_forwarder=function(a){return a.status===STATUS_FORWARDING};FS.prototype.is_a_root=function(a){return 0===this.GetInode(a).fid};FS.prototype.get_forwarder=function(a,b){var c=this.mounts[a];dbg_assert(0<=b,"Filesystem get_forwarder: invalid foreign_id: "+b);dbg_assert(c,"Filesystem get_forwarder: invalid mount number: "+a);c=c.backtrack.get(b);return void 0===c?this.create_forwarder(a,b):c};
FS.prototype.delete_forwarder=function(a){dbg_assert(this.is_forwarder(a),"Filesystem delete_forwarder: expected forwarder");a.status=STATUS_INVALID;this.mounts[a.mount_id].backtrack.delete(a.foreign_id)};FS.prototype.follow_fs=function(a){const b=this.mounts[a.mount_id];dbg_assert(this.is_forwarder(a),"Filesystem follow_fs: inode should be a forwarding inode");dbg_assert(b,"Filesystem follow_fs: inode<id="+a.fid+"> should point to valid mounted FS");return b.fs};
FS.prototype.Mount=function(a,b){dbg_assert(b.qidcounter===this.qidcounter,"Cannot mount filesystem whose qid numbers aren't synchronised with current filesystem.");var c=this.SearchPath(a);if(-1===c.parentid)return dbg_log("Mount failed: parent for path not found: "+a,LOG_9P),-ENOENT;if(-1!==c.id)return dbg_log("Mount failed: file already exists at path: "+a,LOG_9P),-EEXIST;if(c.forward_path)return a=this.inodes[c.parentid],c=this.follow_fs(a).Mount(c.forward_path,b),0>c?c:this.get_forwarder(a.mount_id,
c);a=this.mounts.length;this.mounts.push(new FSMountInfo(b));b=this.create_forwarder(a,0);this.link_under_dir(c.parentid,b,c.name);return b};function FSLockRegion(){this.type=P9_LOCK_TYPE_UNLCK;this.start=0;this.length=Infinity;this.proc_id=-1;this.client_id=""}FSLockRegion.prototype.get_state=function(){const a=[];a[0]=this.type;a[1]=this.start;a[2]=Infinity===this.length?0:this.length;a[3]=this.proc_id;a[4]=this.client_id;return a};
FSLockRegion.prototype.set_state=function(a){this.type=a[0];this.start=a[1];this.length=0===a[2]?Infinity:a[2];this.proc_id=a[3];this.client_id=a[4]};FSLockRegion.prototype.clone=function(){const a=new FSLockRegion;a.set_state(this.get_state());return a};
FSLockRegion.prototype.conflicts_with=function(a){return this.proc_id===a.proc_id&&this.client_id===a.client_id||this.type===P9_LOCK_TYPE_UNLCK||a.type===P9_LOCK_TYPE_UNLCK||this.type!==P9_LOCK_TYPE_WRLCK&&a.type!==P9_LOCK_TYPE_WRLCK||this.start+this.length<=a.start||a.start+a.length<=this.start?!1:!0};FSLockRegion.prototype.is_alike=function(a){return a.proc_id===this.proc_id&&a.client_id===this.client_id&&a.type===this.type};
FSLockRegion.prototype.may_merge_after=function(a){return this.is_alike(a)&&a.start+a.length===this.start};FS.prototype.DescribeLock=function(a,b,c,d,e){dbg_assert(a===P9_LOCK_TYPE_RDLCK||a===P9_LOCK_TYPE_WRLCK||a===P9_LOCK_TYPE_UNLCK,"Filesystem: Invalid lock type: "+a);dbg_assert(0<=b,"Filesystem: Invalid negative lock starting offset: "+b);dbg_assert(0<c,"Filesystem: Invalid non-positive lock length: "+c);const f=new FSLockRegion;f.type=a;f.start=b;f.length=c;f.proc_id=d;f.client_id=e;return f};
FS.prototype.GetLock=function(a,b){a=this.inodes[a];if(this.is_forwarder(a)){var c=a.foreign_id;return this.follow_fs(a).GetLock(c,b)}for(c of a.locks)if(b.conflicts_with(c))return c.clone();return null};
FS.prototype.Lock=function(a,b,c){const d=this.inodes[a];if(this.is_forwarder(d))return a=d.foreign_id,this.follow_fs(d).Lock(a,b,c);b=b.clone();if(b.type!==P9_LOCK_TYPE_UNLCK&&this.GetLock(a,b))return P9_LOCK_BLOCKED;for(c=0;c<d.locks.length;c++){a=d.locks[c];dbg_assert(0<a.length,"Filesystem: Found non-positive lock region length: "+a.length);dbg_assert(a.type===P9_LOCK_TYPE_RDLCK||a.type===P9_LOCK_TYPE_WRLCK,"Filesystem: Found invalid lock type: "+a.type);dbg_assert(!d.locks[c-1]||d.locks[c-1].start<=
a.start,"Filesystem: Locks should be sorted by starting offset");if(a.start+a.length<=b.start)continue;if(b.start+b.length<=a.start)break;if(a.proc_id!==b.proc_id||a.client_id!==b.client_id){dbg_assert(!a.conflicts_with(b),"Filesytem: Found conflicting lock region, despite already checked for conflicts");continue}var e=b.start+b.length;const f=b.start-a.start,k=a.start+a.length-e;if(0<f&&0<k&&a.type===b.type)return P9_LOCK_SUCCESS;0<f&&(a.length=f);if(0>=f&&0<k)a.start=e,a.length=k;else if(0<k){for(;c<
d.locks.length&&d.locks[c].start<e;)c++;d.locks.splice(c,0,this.DescribeLock(a.type,e,k,a.proc_id,a.client_id))}else 0>=f&&(d.locks.splice(c,1),c--)}if(b.type!==P9_LOCK_TYPE_UNLCK){c=b;a=!1;for(e=0;e<d.locks.length&&!(c.may_merge_after(d.locks[e])&&(d.locks[e].length+=b.length,c=d.locks[e],a=!0),b.start<=d.locks[e].start);e++);a||(d.locks.splice(e,0,c),e++);for(;e<d.locks.length;e++)if(d.locks[e].is_alike(c)){d.locks[e].may_merge_after(c)&&(c.length+=d.locks[e].length,d.locks.splice(e,1));break}}return P9_LOCK_SUCCESS};
FS.prototype.read_dir=function(a){a=this.SearchPath(a);if(-1!==a.id)return a=this.GetInode(a.id),Array.from(a.direntries.keys()).filter(b=>"."!==b&&".."!==b)};FS.prototype.read_file=function(a){a=this.SearchPath(a);if(-1===a.id)return Promise.resolve(null);const b=this.GetInode(a.id);return this.Read(a.id,0,b.size)};var VIRTIO_MAGIC_REG=0,VIRTIO_VERSION_REG=4,VIRTIO_DEVICE_REG=8,VIRTIO_VENDOR_REG=12,VIRTIO_HOSTFEATURES_REG=16,VIRTIO_HOSTFEATURESSEL_REG=20,VIRTIO_GUESTFEATURES_REG=32,VIRTIO_GUESTFEATURESSEL_REG=36,VIRTIO_GUEST_PAGE_SIZE_REG=40,VIRTIO_QUEUESEL_REG=48,VIRTIO_QUEUENUMMAX_REG=52,VIRTIO_QUEUENUM_REG=56,VIRTIO_QUEUEALIGN_REG=60,VIRTIO_QUEUEPFN_REG=64,VIRTIO_QUEUENOTIFY_REG=80,VIRTIO_INTERRUPTSTATUS_REG=96,VIRTIO_INTERRUPTACK_REG=100,VIRTIO_STATUS_REG=112,VRING_DESC_F_NEXT=1,VRING_DESC_F_WRITE=2,VRING_DESC_F_INDIRECT=
4;function hex8(a){return h(a)}var message={Debug:function(a){dbg_log([].slice.apply(arguments).join(" "),LOG_9P)},Abort:function(){if(DEBUG)throw Error("message.Abort()");}},LoadBinaryResource;
LoadBinaryResource="undefined"!==typeof XMLHttpRequest?function(a,b,c){var d=new XMLHttpRequest;d.open("GET",a,!0);d.responseType="arraybuffer";d.onreadystatechange=function(){if(4==d.readyState)if(200!=d.status&&0!=d.status)c("Error: Could not load file "+a);else{var e=d.response;e?b(e):c("Error: No data received from: "+a)}};d.send(null)}:function(a,b,c){require("fs").readFile(a,function(d,e){d?c(d):b(e.buffer)})};var marshall={Marshall:function(a,b,c,d){for(var e,f=0,k=0;k<a.length;k++)switch(e=b[k],a[k]){case "w":c[d++]=e&255;c[d++]=e>>8&255;c[d++]=e>>16&255;c[d++]=e>>24&255;f+=4;break;case "d":c[d++]=e&255;c[d++]=e>>8&255;c[d++]=e>>16&255;c[d++]=e>>24&255;c[d++]=0;c[d++]=0;c[d++]=0;c[d++]=0;f+=8;break;case "h":c[d++]=e&255;c[d++]=e>>8;f+=2;break;case "b":c[d++]=e;f+=1;break;case "s":var g=d,l=0;c[d++]=0;c[d++]=0;f+=2;for(var m of e)UnicodeToUTF8Stream(m.charCodeAt(0)).forEach(function(n){c[d++]=n;f+=1;l++});
c[g+0]=l&255;c[g+1]=l>>8&255;break;case "Q":marshall.Marshall(["b","w","d"],[e.type,e.version,e.path],c,d);d+=13;f+=13;break;default:message.Debug("Marshall: Unknown type="+a[k])}return f},Unmarshall:function(a,b,c){let d=c.offset;for(var e=[],f=0;f<a.length;f++)switch(a[f]){case "w":var k=b[d++];k+=b[d++]<<8;k+=b[d++]<<16;k+=b[d++]<<24>>>0;e.push(k);break;case "d":k=b[d++];k+=b[d++]<<8;k+=b[d++]<<16;k+=b[d++]<<24>>>0;d+=4;e.push(k);break;case "h":k=b[d++];e.push(k+(b[d++]<<8));break;case "b":e.push(b[d++]);
break;case "s":k=b[d++];k+=b[d++]<<8;for(var g="",l=new UTF8StreamToUnicode,m=0;m<k;m++){var n=l.Put(b[d++]);-1!=n&&(g+=String.fromCharCode(n))}e.push(g);break;case "Q":c.offset=d;k=marshall.Unmarshall(["b","w","d"],b,c);d=c.offset;e.push({type:k[0],version:k[1],path:k[2]});break;default:message.Debug("Error in Unmarshall: Unknown type="+a[f])}c.offset=d;return e},Unmarshall2:function(a,b){for(var c=[],d=0;d<a.length;d++)switch(a[d]){case "w":var e=b();e+=b()<<8;e+=b()<<16;e+=b()<<24>>>0;c.push(e);
break;case "d":e=b();e+=b()<<8;e+=b()<<16;e+=b()<<24>>>0;b();b();b();b();c.push(e);break;case "h":e=b();c.push(e+(b()<<8));break;case "b":c.push(b());break;case "s":e=b();e+=b()<<8;for(var f="",k=new UTF8StreamToUnicode,g=0;g<e;g++){var l=k.Put(b());-1!=l&&(f+=String.fromCharCode(l))}c.push(f);break;default:message.Debug("Error in Unmarshall2: Unknown type="+a[d])}return c}};var UTF8={};function UTF8StreamToUnicode(){this.stream=new Uint8Array(5);this.ofs=0;this.Put=function(a){this.stream[this.ofs]=a;this.ofs++;switch(this.ofs){case 1:if(128>this.stream[0])return this.ofs=0,this.stream[0];break;case 2:if(192==(this.stream[0]&224)&&128==(this.stream[1]&192))return this.ofs=0,(this.stream[0]&31)<<6|this.stream[1]&63}return-1}}function UnicodeToUTF8Stream(a){if(128>a)return[a];if(2048>a)return[192|a>>6&31,128|a&63]}
UTF8.UTF8Length=function(a){for(var b=0,c=0;c<a.length;c++){var d=a.charCodeAt(c);b+=128>d?1:2}return b};}).call(this);

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{
"name": "tabby-web-demo",
"version": "1.0.147-nightly.0",
"main": "dist/index.js",
"typings": "dist/index.d.ts",
"scripts": {
"build": "webpack --progress --color",
"watch": "webpack --progress --color --watch"
},
"files": [
"data",
"dist"
],
"author": "Eugene Pankov",
"license": "MIT",
"devDependencies": {
"@types/webpack-env": "^1.16.0"
},
"dependencies": {
"svg-inline-loader": "^0.8.2"
}
}

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/* eslint-disable @typescript-eslint/explicit-module-boundary-types */
import { Injectable } from '@angular/core'
import { ToolbarButtonProvider, ToolbarButton, AppService } from 'tabby-core'
import { DemoTerminalTabComponent } from './components/terminalTab.component'
/** @hidden */
@Injectable()
export class ButtonProvider extends ToolbarButtonProvider {
constructor (
private app: AppService,
) {
super()
this.app.ready$.subscribe(() => {
this.app.openNewTab({ type: DemoTerminalTabComponent })
})
}
provide (): ToolbarButton[] {
return [
{
icon: require('./icons/plus.svg'),
title: 'New demo terminal',
click: () => {
this.app.openNewTab({ type: DemoTerminalTabComponent })
},
},
]
}
}

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tabby-web-demo/src/components/terminalTab.component.ts Normal file
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import { Component, Injector } from '@angular/core'
import { BaseTerminalTabComponent } from 'tabby-terminal'
import { Session } from '../session'
/** @hidden */
@Component({
selector: 'demoTerminalTab',
template: BaseTerminalTabComponent.template,
styles: BaseTerminalTabComponent.styles,
animations: BaseTerminalTabComponent.animations,
})
export class DemoTerminalTabComponent extends BaseTerminalTabComponent {
session: Session|null = null
// eslint-disable-next-line @typescript-eslint/no-useless-constructor
constructor (
injector: Injector,
) {
super(injector)
}
ngOnInit (): void {
this.logger = this.log.create('terminalTab')
this.session = new Session(this.logger)
super.ngOnInit()
}
protected onFrontendReady (): void {
this.initializeSession()
super.onFrontendReady()
}
initializeSession (): void {
this.session!.start()
this.attachSessionHandlers(true)
this.recoveryStateChangedHint.next()
}
ngOnDestroy (): void {
super.ngOnDestroy()
this.session?.destroy()
}
}

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<svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" class="svg-inline--fa fa-plus fa-w-12 fa-3x" data-icon="plus" data-prefix="fal" focusable="false" role="img" viewBox="0 0 384 512"><path fill="#fff" stroke="none" stroke-width="1" d="M376 232H216V72c0-4.42-3.58-8-8-8h-32c-4.42 0-8 3.58-8 8v160H8c-4.42 0-8 3.58-8 8v32c0 4.42 3.58 8 8 8h160v160c0 4.42 3.58 8 8 8h32c4.42 0 8-3.58 8-8V280h160c4.42 0 8-3.58 8-8v-32c0-4.42-3.58-8-8-8z"/></svg>
Side by Side

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import { NgModule } from '@angular/core'
import { BrowserModule } from '@angular/platform-browser'
import { FormsModule } from '@angular/forms'
import { NgbModule } from '@ng-bootstrap/ng-bootstrap'
import TabbyCorePlugin, { ProfileProvider, AppService } from 'tabby-core'
import TabbyTerminalModule from 'tabby-terminal'
import { DemoTerminalTabComponent } from './components/terminalTab.component'
import { DemoProfilesService } from 'profiles'
/** @hidden */
@NgModule({
imports: [
BrowserModule,
FormsModule,
NgbModule,
TabbyCorePlugin,
TabbyTerminalModule as any,
],
providers: [
{ provide: ProfileProvider, useClass: DemoProfilesService, multi: true },
],
entryComponents: [
DemoTerminalTabComponent,
] as any[],
declarations: [
DemoTerminalTabComponent,
] as any[],
exports: [
DemoTerminalTabComponent,
],
})
export default class DemoTerminalModule {
constructor (
app: AppService,
) {
app.ready$.subscribe(() => {
app.openNewTab({ type: DemoTerminalTabComponent })
})
}
} // eslint-disable-line @typescript-eslint/no-extraneous-class

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import { Injectable } from '@angular/core'
import { ProfileProvider, NewTabParameters, Profile } from 'tabby-core'
// import { SerialProfileSettingsComponent } from './components/serialProfileSettings.component'
import { DemoTerminalTabComponent } from './components/terminalTab.component'
@Injectable({ providedIn: 'root' })
export class DemoProfilesService extends ProfileProvider {
id = 'demo'
name = 'Demo'
// settingsComponent = SerialProfileSettingsComponent
async getBuiltinProfiles (): Promise<Profile[]> {
return [
{
id: 'demo',
type: 'demo',
name: 'Demo VM terminal',
icon: 'fas fa-microchip',
isBuiltin: true,
},
]
}
async getNewTabParameters (_profile: Profile): Promise<NewTabParameters<DemoTerminalTabComponent>> {
return {
type: DemoTerminalTabComponent,
}
}
getDescription (_profile: Profile): string {
return ''
}
}

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import { BaseSession } from 'tabby-terminal'
const currentScript: any = document.currentScript
export class Session extends BaseSession {
private dataPath = window['tabbyWebDemoDataPath'] ?? (currentScript.src + '../../../data')
private vm: any
static v86Loaded = false
async start (): Promise<void> {
this.open = true
this.emitMessage('Hey\r\n')
if (!Session.v86Loaded) {
await new Promise<void>(resolve => {
const script = document.createElement('script')
script.onload = () => {
resolve()
Session.v86Loaded = true
}
script.src = `${this.dataPath}/v86_all.js`
document.querySelector('head').appendChild(script)
})
}
this.vm = new window['V86Starter']({
bios: {
url: `${this.dataPath}/bios.bin`,
},
vga_bios: {
url: `${this.dataPath}/vgabios.bin`,
},
wasm_path: `${this.dataPath}/v86.wasm`,
cdrom: {
url: `${this.dataPath}/linux.iso`,
},
initial_state: {
url: `${this.dataPath}/v86state.bin`,
},
autostart: true,
disable_keyboard: true,
disable_speaker: true,
})
this.vm.add_listener('emulator-ready', () => {
this.emitMessage('\r\nVM ready, booting\r\n')
setTimeout(() => {
this.emitMessage('[Yes, this is a real demo]\r\n')
}, 2000)
})
this.vm.add_listener('download-progress', (e) => {
this.emitMessage(`\rDownloading ${e.file_name}: ${e.loaded / 1024}/${e.total / 1024} kB `)
})
this.vm.add_listener('download-error', (e) => {
this.emitMessage(`\r\nDownload error: ${e}\r\n`)
})
this.vm.add_listener('serial0-output-char', char => {
this.emitOutput(Buffer.from(char))
})
}
resize (_columns: number, _rows: number): void {
}
write (data: Buffer): void {
this.vm.serial0_send(data.toString())
}
kill (_signal?: string): void {
}
emitMessage (msg: string): void {
this.emitOutput(Buffer.from(msg))
}
async gracefullyKillProcess(): Promise<void> { }
supportsWorkingDirectory(): boolean {
return false
}
getWorkingDirectory(): Promise<string | null> {
return null
}
}

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{
"compilerOptions": {
"baseUrl": "src",
"module": "commonjs",
"target": "es2016",
"esModuleInterop": true,
"noImplicitAny": false,
"removeComments": false,
"emitDecoratorMetadata": true,
"experimentalDecorators": true,
"sourceMap": true,
"noUnusedParameters": true,
"noImplicitReturns": true,
"noFallthroughCasesInSwitch": true,
"noUnusedLocals": true,
"declaration": true,
"declarationDir": "dist",
"lib": [
"dom",
"es2015",
"es7"
]
},
"exclude": ["node_modules", "dist"]
}

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const path = require('path')
module.exports = {
target: 'node',
entry: 'src/index.ts',
devtool: 'source-map',
context: __dirname,
mode: 'development',
output: {
path: path.resolve(__dirname, 'dist'),
filename: 'index.js',
pathinfo: true,
libraryTarget: 'umd',
devtoolModuleFilenameTemplate: 'webpack-tabby-demo:///[resource-path]',
},
resolve: {
modules: ['.', 'src', 'node_modules'].map(x => path.join(__dirname, x)),
extensions: ['.ts', '.js'],
},
module: {
rules: [
{
test: /\.ts$/,
loader: 'ts-loader',
options: {
configFile: path.resolve(__dirname, 'tsconfig.json'),
},
},
{ test: /\.pug$/, use: ['apply-loader', 'pug-loader'] },
{ test: /\.svg/, use: ['svg-inline-loader'] },
],
},
externals: [
'fs',
'ngx-toastr',
/^rxjs/,
/^@angular/,
/^@ng-bootstrap/,
/^tabby-/,
],
}

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dist

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tabby-web/package.json
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{
"name": "tabby-web",
"version": "1.0.145",
"version": "1.0.147-nightly.0",
"description": "Web-specific bindings",
"keywords": [
"tabby-builtin-plugin"

2
web/package.json
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"resolutions": {
"**/util": "^0.12.0"
},
"version": "1.0.145"
"version": "1.0.147-nightly.0"
}