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Utilities: Add edid-dump program to dump EDID from Display connectors

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Liav A 2022-05-21 19:38:50 +03:00 committed by Linus Groh
parent 606cfc4d48
commit 58b46d9e37
Notes: sideshowbarker 2024-07-17 10:37:02 +09:00 
Author: https://github.com/supercomputer7
Commit: https://github.com/SerenityOS/serenity/commit/58b46d9e37
Pull-request: https://github.com/SerenityOS/serenity/pull/14119
2 changed files with 39 additions and 0 deletions
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1
Userland/Utilities/CMakeLists.txt
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@ -107,6 +107,7 @@ target_link_libraries(disk_benchmark LibMain)
target_link_libraries(dmesg LibMain)
target_link_libraries(du LibMain)
target_link_libraries(echo LibMain)
target_link_libraries(edid-dump LibMain LibEDID)
target_link_libraries(env LibMain)
target_link_libraries(errno LibMain)
target_link_libraries(expr LibRegex LibMain)

38
Userland/Utilities/edid-dump.cpp Normal file
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@ -0,0 +1,38 @@
/*
* Copyright (c) 2022, Liav A. <liavalb@hotmail.co.il>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/String.h>
#include <AK/StringUtils.h>
#include <LibCore/ArgsParser.h>
#include <LibCore/System.h>
#include <LibEDID/EDID.h>
#include <LibMain/Main.h>
#include <assert.h>
#include <errno.h>
#include <fcntl.h>
#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include <unistd.h>
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
TRY(Core::System::pledge("stdio rpath wpath"));
StringView display_connector_file_name;
Core::ArgsParser args;
args.add_positional_argument(display_connector_file_name, "Display Connector Device Path", "display connector file name", Core::ArgsParser::Required::Yes);
args.parse(arguments);
auto edid = TRY(EDID::Parser::from_framebuffer_device(display_connector_file_name, 0));
out("{}", StringView { edid.bytes() });
return 0;
}