mirror of https://github.com/acidanthera/audk.git
127 lines
2.4 KiB
C
127 lines
2.4 KiB
C
/*++
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Copyright (c) 1999 - 2014, Intel Corporation. All rights reserved
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SPDX-License-Identifier: BSD-2-Clause-Patent
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--*/
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/*++
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Module Name:
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CEATA.h
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Abstract:
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Header file for chipset CE-AT spec.
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--*/
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#ifndef _CE_ATA_H
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#define _CE_ATA_H
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#pragma pack(1)
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#define DATA_UNIT_SIZE 512
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#define CMD60 60
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#define CMD61 61
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#define RW_MULTIPLE_REGISTER CMD60
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#define RW_MULTIPLE_BLOCK CMD61
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#define CE_ATA_SIG_CE 0xCE
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#define CE_ATA_SIG_AA 0xAA
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#define Reg_Features_Exp 01
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#define Reg_SectorCount_Exp 02
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#define Reg_LBALow_Exp 03
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#define Reg_LBAMid_Exp 04
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#define Reg_LBAHigh_Exp 05
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#define Reg_Control 06
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#define Reg_Features_Error 09
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#define Reg_SectorCount 10
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#define Reg_LBALow 11
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#define Reg_LBAMid 12
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#define Reg_LBAHigh 13
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#define Reg_Device_Head 14
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#define Reg_Command_Status 15
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#define Reg_scrTempC 0x80
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#define Reg_scrTempMaxP 0x84
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#define Reg_scrTempMinP 0x88
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#define Reg_scrStatus 0x8C
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#define Reg_scrReallocsA 0x90
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#define Reg_scrERetractsA 0x94
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#define Reg_scrCapabilities 0x98
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#define Reg_scrControl 0xC0
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typedef struct {
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UINT8 Reserved0;
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UINT8 Features_Exp;
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UINT8 SectorCount_Exp;
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UINT8 LBALow_Exp;
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UINT8 LBAMid_Exp;
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UINT8 LBAHigh_Exp;
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UINT8 Control;
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UINT8 Reserved1[2];
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UINT8 Features_Error;
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UINT8 SectorCount;
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UINT8 LBALow;
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UINT8 LBAMid;
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UINT8 LBAHigh;
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UINT8 Device_Head;
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UINT8 Command_Status;
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} TASK_FILE;
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//
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//Reduced ATA command set
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//
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#define IDENTIFY_DEVICE 0xEC
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#define READ_DMA_EXT 0x25
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#define WRITE_DMA_EXT 0x35
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#define STANDBY_IMMEDIATE 0xE0
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#define FLUSH_CACHE_EXT 0xEA
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typedef struct {
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UINT16 Reserved0[10];
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UINT16 SerialNumber[10];
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UINT16 Reserved1[3];
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UINT16 FirmwareRevision[4];
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UINT16 ModelNumber[20];
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UINT16 Reserved2[33];
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UINT16 MajorVersion;
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UINT16 Reserved3[19];
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UINT16 MaximumLBA[4];
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UINT16 Reserved4[2];
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UINT16 Sectorsize;
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UINT16 Reserved5;
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UINT16 DeviceGUID[4];
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UINT16 Reserved6[94];
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UINT16 Features;
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UINT16 MaxWritesPerAddress;
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UINT16 Reserved7[47];
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UINT16 IntegrityWord;
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} IDENTIFY_DEVICE_DATA;
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#pragma pack()
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#endif
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