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98 lines
3.1 KiB
C
98 lines
3.1 KiB
C
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/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#define ATA_SR_BSY 0x80
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#define ATA_SR_DRDY 0x40
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#define ATA_SR_DF 0x20
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#define ATA_SR_DSC 0x10
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#define ATA_SR_DRQ 0x08
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#define ATA_SR_CORR 0x04
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#define ATA_SR_IDX 0x02
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#define ATA_SR_ERR 0x01
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#define ATA_ER_BBK 0x80
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#define ATA_ER_UNC 0x40
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#define ATA_ER_MC 0x20
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#define ATA_ER_IDNF 0x10
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#define ATA_ER_MCR 0x08
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#define ATA_ER_ABRT 0x04
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#define ATA_ER_TK0NF 0x02
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#define ATA_ER_AMNF 0x01
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#define ATA_CMD_READ_PIO 0x20
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#define ATA_CMD_READ_PIO_EXT 0x24
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#define ATA_CMD_READ_DMA 0xC8
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#define ATA_CMD_READ_DMA_EXT 0x25
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#define ATA_CMD_WRITE_PIO 0x30
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#define ATA_CMD_WRITE_PIO_EXT 0x34
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#define ATA_CMD_WRITE_DMA 0xCA
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#define ATA_CMD_WRITE_DMA_EXT 0x35
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#define ATA_CMD_CACHE_FLUSH 0xE7
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#define ATA_CMD_CACHE_FLUSH_EXT 0xEA
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#define ATA_CMD_PACKET 0xA0
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#define ATA_CMD_IDENTIFY_PACKET 0xA1
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#define ATA_CMD_IDENTIFY 0xEC
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#define ATAPI_CMD_READ 0xA8
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#define ATAPI_CMD_EJECT 0x1B
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#define ATA_IDENT_DEVICETYPE 0
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#define ATA_IDENT_CYLINDERS 2
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#define ATA_IDENT_HEADS 6
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#define ATA_IDENT_SECTORS 12
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#define ATA_IDENT_SERIAL 20
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#define ATA_IDENT_MODEL 54
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#define ATA_IDENT_CAPABILITIES 98
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#define ATA_IDENT_FIELDVALID 106
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#define ATA_IDENT_MAX_LBA 120
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#define ATA_IDENT_COMMANDSETS 164
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#define ATA_IDENT_MAX_LBA_EXT 200
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#define IDE_ATA 0x00
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#define IDE_ATAPI 0x01
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#define ATA_REG_DATA 0x00
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#define ATA_REG_ERROR 0x01
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#define ATA_REG_FEATURES 0x01
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#define ATA_REG_SECCOUNT0 0x02
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#define ATA_REG_LBA0 0x03
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#define ATA_REG_LBA1 0x04
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#define ATA_REG_LBA2 0x05
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#define ATA_REG_HDDEVSEL 0x06
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#define ATA_REG_COMMAND 0x07
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#define ATA_REG_STATUS 0x07
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#define ATA_REG_SECCOUNT1 0x08
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#define ATA_REG_LBA3 0x09
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#define ATA_REG_LBA4 0x0A
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#define ATA_REG_LBA5 0x0B
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#define ATA_CTL_CONTROL 0x00
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#define ATA_CTL_ALTSTATUS 0x00
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#define ATA_CTL_DEVADDRESS 0x01
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#define ATA_CAP_LBA 0x200
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