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audk/MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AhciMode.h
Feng Tian 1ff1dd0ff9 MdeModulePkg/AtaAtapiPassThru: don't write read-only AHCI MMIO register 
Per AHCI 1.1 spec, AE bit of GHC register is read-only if CAP.SAM is 1

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16321 6f19259b-4bc3-4df7-8a09-765794883524
2014-11-10 05:46:21 +00:00

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/** @file
Header file for AHCI mode of ATA host controller.
Copyright (c) 2010 - 2014, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef __ATA_HC_AHCI_MODE_H__
#define __ATA_HC_AHCI_MODE_H__
#define EFI_AHCI_BAR_INDEX 0x05
#define EFI_AHCI_CAPABILITY_OFFSET 0x0000
#define EFI_AHCI_CAP_SAM BIT18
#define EFI_AHCI_CAP_SSS BIT27
#define EFI_AHCI_CAP_S64A BIT31
#define EFI_AHCI_GHC_OFFSET 0x0004
#define EFI_AHCI_GHC_RESET BIT0
#define EFI_AHCI_GHC_IE BIT1
#define EFI_AHCI_GHC_ENABLE BIT31
#define EFI_AHCI_IS_OFFSET 0x0008
#define EFI_AHCI_PI_OFFSET 0x000C
#define EFI_AHCI_MAX_PORTS 32
typedef struct {
UINT32 Lower32;
UINT32 Upper32;
} DATA_32;
typedef union {
DATA_32 Uint32;
UINT64 Uint64;
} DATA_64;
//
// Refer SATA1.0a spec section 5.2, the Phy detection time should be less than 10ms.
//
#define EFI_AHCI_BUS_PHY_DETECT_TIMEOUT 10
//
// Refer SATA1.0a spec, the FIS enable time should be less than 500ms.
//
#define EFI_AHCI_PORT_CMD_FR_CLEAR_TIMEOUT EFI_TIMER_PERIOD_MILLISECONDS(500)
//
// Refer SATA1.0a spec, the bus reset time should be less than 1s.
//
#define EFI_AHCI_BUS_RESET_TIMEOUT EFI_TIMER_PERIOD_SECONDS(1)
#define EFI_AHCI_ATAPI_DEVICE_SIG 0xEB140000
#define EFI_AHCI_ATA_DEVICE_SIG 0x00000000
#define EFI_AHCI_PORT_MULTIPLIER_SIG 0x96690000
#define EFI_AHCI_ATAPI_SIG_MASK 0xFFFF0000
//
// Each PRDT entry can point to a memory block up to 4M byte
//
#define EFI_AHCI_MAX_DATA_PER_PRDT 0x400000
#define EFI_AHCI_FIS_REGISTER_H2D 0x27 //Register FIS - Host to Device
#define EFI_AHCI_FIS_REGISTER_H2D_LENGTH 20
#define EFI_AHCI_FIS_REGISTER_D2H 0x34 //Register FIS - Device to Host
#define EFI_AHCI_FIS_REGISTER_D2H_LENGTH 20
#define EFI_AHCI_FIS_DMA_ACTIVATE 0x39 //DMA Activate FIS - Device to Host
#define EFI_AHCI_FIS_DMA_ACTIVATE_LENGTH 4
#define EFI_AHCI_FIS_DMA_SETUP 0x41 //DMA Setup FIS - Bi-directional
#define EFI_AHCI_FIS_DMA_SETUP_LENGTH 28
#define EFI_AHCI_FIS_DATA 0x46 //Data FIS - Bi-directional
#define EFI_AHCI_FIS_BIST 0x58 //BIST Activate FIS - Bi-directional
#define EFI_AHCI_FIS_BIST_LENGTH 12
#define EFI_AHCI_FIS_PIO_SETUP 0x5F //PIO Setup FIS - Device to Host
#define EFI_AHCI_FIS_PIO_SETUP_LENGTH 20
#define EFI_AHCI_FIS_SET_DEVICE 0xA1 //Set Device Bits FIS - Device to Host
#define EFI_AHCI_FIS_SET_DEVICE_LENGTH 8
#define EFI_AHCI_D2H_FIS_OFFSET 0x40
#define EFI_AHCI_DMA_FIS_OFFSET 0x00
#define EFI_AHCI_PIO_FIS_OFFSET 0x20
#define EFI_AHCI_SDB_FIS_OFFSET 0x58
#define EFI_AHCI_FIS_TYPE_MASK 0xFF
#define EFI_AHCI_U_FIS_OFFSET 0x60
//
// Port register
//
#define EFI_AHCI_PORT_START 0x0100
#define EFI_AHCI_PORT_REG_WIDTH 0x0080
#define EFI_AHCI_PORT_CLB 0x0000
#define EFI_AHCI_PORT_CLBU 0x0004
#define EFI_AHCI_PORT_FB 0x0008
#define EFI_AHCI_PORT_FBU 0x000C
#define EFI_AHCI_PORT_IS 0x0010
#define EFI_AHCI_PORT_IS_DHRS BIT0
#define EFI_AHCI_PORT_IS_PSS BIT1
#define EFI_AHCI_PORT_IS_SSS BIT2
#define EFI_AHCI_PORT_IS_SDBS BIT3
#define EFI_AHCI_PORT_IS_UFS BIT4
#define EFI_AHCI_PORT_IS_DPS BIT5
#define EFI_AHCI_PORT_IS_PCS BIT6
#define EFI_AHCI_PORT_IS_DIS BIT7
#define EFI_AHCI_PORT_IS_PRCS BIT22
#define EFI_AHCI_PORT_IS_IPMS BIT23
#define EFI_AHCI_PORT_IS_OFS BIT24
#define EFI_AHCI_PORT_IS_INFS BIT26
#define EFI_AHCI_PORT_IS_IFS BIT27
#define EFI_AHCI_PORT_IS_HBDS BIT28
#define EFI_AHCI_PORT_IS_HBFS BIT29
#define EFI_AHCI_PORT_IS_TFES BIT30
#define EFI_AHCI_PORT_IS_CPDS BIT31
#define EFI_AHCI_PORT_IS_CLEAR 0xFFFFFFFF
#define EFI_AHCI_PORT_IS_FIS_CLEAR 0x0000000F
#define EFI_AHCI_PORT_IE 0x0014
#define EFI_AHCI_PORT_CMD 0x0018
#define EFI_AHCI_PORT_CMD_ST_MASK 0xFFFFFFFE
#define EFI_AHCI_PORT_CMD_ST BIT0
#define EFI_AHCI_PORT_CMD_SUD BIT1
#define EFI_AHCI_PORT_CMD_POD BIT2
#define EFI_AHCI_PORT_CMD_CLO BIT3
#define EFI_AHCI_PORT_CMD_CR BIT15
#define EFI_AHCI_PORT_CMD_FRE BIT4
#define EFI_AHCI_PORT_CMD_FR BIT14
#define EFI_AHCI_PORT_CMD_MASK ~(EFI_AHCI_PORT_CMD_ST | EFI_AHCI_PORT_CMD_FRE | EFI_AHCI_PORT_CMD_COL)
#define EFI_AHCI_PORT_CMD_PMA BIT17
#define EFI_AHCI_PORT_CMD_HPCP BIT18
#define EFI_AHCI_PORT_CMD_MPSP BIT19
#define EFI_AHCI_PORT_CMD_CPD BIT20
#define EFI_AHCI_PORT_CMD_ESP BIT21
#define EFI_AHCI_PORT_CMD_ATAPI BIT24
#define EFI_AHCI_PORT_CMD_DLAE BIT25
#define EFI_AHCI_PORT_CMD_ALPE BIT26
#define EFI_AHCI_PORT_CMD_ASP BIT27
#define EFI_AHCI_PORT_CMD_ICC_MASK (BIT28 | BIT29 | BIT30 | BIT31)
#define EFI_AHCI_PORT_CMD_ACTIVE (1 << 28 )
#define EFI_AHCI_PORT_TFD 0x0020
#define EFI_AHCI_PORT_TFD_MASK (BIT7 | BIT3 | BIT0)
#define EFI_AHCI_PORT_TFD_BSY BIT7
#define EFI_AHCI_PORT_TFD_DRQ BIT3
#define EFI_AHCI_PORT_TFD_ERR BIT0
#define EFI_AHCI_PORT_TFD_ERR_MASK 0x00FF00
#define EFI_AHCI_PORT_SIG 0x0024
#define EFI_AHCI_PORT_SSTS 0x0028
#define EFI_AHCI_PORT_SSTS_DET_MASK 0x000F
#define EFI_AHCI_PORT_SSTS_DET 0x0001
#define EFI_AHCI_PORT_SSTS_DET_PCE 0x0003
#define EFI_AHCI_PORT_SSTS_SPD_MASK 0x00F0
#define EFI_AHCI_PORT_SCTL 0x002C
#define EFI_AHCI_PORT_SCTL_DET_MASK 0x000F
#define EFI_AHCI_PORT_SCTL_MASK (~EFI_AHCI_PORT_SCTL_DET_MASK)
#define EFI_AHCI_PORT_SCTL_DET_INIT 0x0001
#define EFI_AHCI_PORT_SCTL_DET_PHYCOMM 0x0003
#define EFI_AHCI_PORT_SCTL_SPD_MASK 0x00F0
#define EFI_AHCI_PORT_SCTL_IPM_MASK 0x0F00
#define EFI_AHCI_PORT_SCTL_IPM_INIT 0x0300
#define EFI_AHCI_PORT_SCTL_IPM_PSD 0x0100
#define EFI_AHCI_PORT_SCTL_IPM_SSD 0x0200
#define EFI_AHCI_PORT_SERR 0x0030
#define EFI_AHCI_PORT_SERR_RDIE BIT0
#define EFI_AHCI_PORT_SERR_RCE BIT1
#define EFI_AHCI_PORT_SERR_TDIE BIT8
#define EFI_AHCI_PORT_SERR_PCDIE BIT9
#define EFI_AHCI_PORT_SERR_PE BIT10
#define EFI_AHCI_PORT_SERR_IE BIT11
#define EFI_AHCI_PORT_SERR_PRC BIT16
#define EFI_AHCI_PORT_SERR_PIE BIT17
#define EFI_AHCI_PORT_SERR_CW BIT18
#define EFI_AHCI_PORT_SERR_BDE BIT19
#define EFI_AHCI_PORT_SERR_DE BIT20
#define EFI_AHCI_PORT_SERR_CRCE BIT21
#define EFI_AHCI_PORT_SERR_HE BIT22
#define EFI_AHCI_PORT_SERR_LSE BIT23
#define EFI_AHCI_PORT_SERR_TSTE BIT24
#define EFI_AHCI_PORT_SERR_UFT BIT25
#define EFI_AHCI_PORT_SERR_EX BIT26
#define EFI_AHCI_PORT_ERR_CLEAR 0xFFFFFFFF
#define EFI_AHCI_PORT_SACT 0x0034
#define EFI_AHCI_PORT_CI 0x0038
#define EFI_AHCI_PORT_SNTF 0x003C
#pragma pack(1)
//
// Command List structure includes total 32 entries.
// The entry data structure is listed at the following.
//
typedef struct {
UINT32 AhciCmdCfl:5; //Command FIS Length
UINT32 AhciCmdA:1; //ATAPI
UINT32 AhciCmdW:1; //Write
UINT32 AhciCmdP:1; //Prefetchable
UINT32 AhciCmdR:1; //Reset
UINT32 AhciCmdB:1; //BIST
UINT32 AhciCmdC:1; //Clear Busy upon R_OK
UINT32 AhciCmdRsvd:1;
UINT32 AhciCmdPmp:4; //Port Multiplier Port
UINT32 AhciCmdPrdtl:16; //Physical Region Descriptor Table Length
UINT32 AhciCmdPrdbc; //Physical Region Descriptor Byte Count
UINT32 AhciCmdCtba; //Command Table Descriptor Base Address
UINT32 AhciCmdCtbau; //Command Table Descriptor Base Address Upper 32-BITs
UINT32 AhciCmdRsvd1[4];
} EFI_AHCI_COMMAND_LIST;
//
// This is a software constructed FIS.
// For data transfer operations, this is the H2D Register FIS format as
// specified in the Serial ATA Revision 2.6 specification.
//
typedef struct {
UINT8 AhciCFisType;
UINT8 AhciCFisPmNum:4;
UINT8 AhciCFisRsvd:1;
UINT8 AhciCFisRsvd1:1;
UINT8 AhciCFisRsvd2:1;
UINT8 AhciCFisCmdInd:1;
UINT8 AhciCFisCmd;
UINT8 AhciCFisFeature;
UINT8 AhciCFisSecNum;
UINT8 AhciCFisClyLow;
UINT8 AhciCFisClyHigh;
UINT8 AhciCFisDevHead;
UINT8 AhciCFisSecNumExp;
UINT8 AhciCFisClyLowExp;
UINT8 AhciCFisClyHighExp;
UINT8 AhciCFisFeatureExp;
UINT8 AhciCFisSecCount;
UINT8 AhciCFisSecCountExp;
UINT8 AhciCFisRsvd3;
UINT8 AhciCFisControl;
UINT8 AhciCFisRsvd4[4];
UINT8 AhciCFisRsvd5[44];
} EFI_AHCI_COMMAND_FIS;
//
// ACMD: ATAPI command (12 or 16 bytes)
//
typedef struct {
UINT8 AtapiCmd[0x10];
} EFI_AHCI_ATAPI_COMMAND;
//
// Physical Region Descriptor Table includes up to 65535 entries
// The entry data structure is listed at the following.
// the actual entry number comes from the PRDTL field in the command
// list entry for this command slot.
//
typedef struct {
UINT32 AhciPrdtDba; //Data Base Address
UINT32 AhciPrdtDbau; //Data Base Address Upper 32-BITs
UINT32 AhciPrdtRsvd;
UINT32 AhciPrdtDbc:22; //Data Byte Count
UINT32 AhciPrdtRsvd1:9;
UINT32 AhciPrdtIoc:1; //Interrupt on Completion
} EFI_AHCI_COMMAND_PRDT;
//
// Command table data strucute which is pointed to by the entry in the command list
//
typedef struct {
EFI_AHCI_COMMAND_FIS CommandFis; // A software constructed FIS.
EFI_AHCI_ATAPI_COMMAND AtapiCmd; // 12 or 16 bytes ATAPI cmd.
UINT8 Reserved[0x30];
EFI_AHCI_COMMAND_PRDT PrdtTable[65535]; // The scatter/gather list for data transfer
} EFI_AHCI_COMMAND_TABLE;
//
// Received FIS structure
//
typedef struct {
UINT8 AhciDmaSetupFis[0x1C]; // Dma Setup Fis: offset 0x00
UINT8 AhciDmaSetupFisRsvd[0x04];
UINT8 AhciPioSetupFis[0x14]; // Pio Setup Fis: offset 0x20
UINT8 AhciPioSetupFisRsvd[0x0C];
UINT8 AhciD2HRegisterFis[0x14]; // D2H Register Fis: offset 0x40
UINT8 AhciD2HRegisterFisRsvd[0x04];
UINT64 AhciSetDeviceBitsFis; // Set Device Bits Fix: offset 0x58
UINT8 AhciUnknownFis[0x40]; // Unkonwn Fis: offset 0x60
UINT8 AhciUnknownFisRsvd[0x60];
} EFI_AHCI_RECEIVED_FIS;
#pragma pack()
typedef struct {
EFI_AHCI_RECEIVED_FIS *AhciRFis;
EFI_AHCI_COMMAND_LIST *AhciCmdList;
EFI_AHCI_COMMAND_TABLE *AhciCommandTable;
EFI_AHCI_RECEIVED_FIS *AhciRFisPciAddr;
EFI_AHCI_COMMAND_LIST *AhciCmdListPciAddr;
EFI_AHCI_COMMAND_TABLE *AhciCommandTablePciAddr;
UINT64 MaxCommandListSize;
UINT64 MaxCommandTableSize;
UINT64 MaxReceiveFisSize;
VOID *MapRFis;
VOID *MapCmdList;
VOID *MapCommandTable;
} EFI_AHCI_REGISTERS;
/**
This function is used to send out ATAPI commands conforms to the Packet Command
with PIO Protocol.
@param PciIo The PCI IO protocol instance.
@param AhciRegisters The pointer to the EFI_AHCI_REGISTERS.
@param Port The number of port.
@param PortMultiplier The number of port multiplier.
@param Packet A pointer to EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET structure.
@retval EFI_SUCCESS send out the ATAPI packet command successfully
and device sends data successfully.
@retval EFI_DEVICE_ERROR the device failed to send data.
**/
EFI_STATUS
EFIAPI
AhciPacketCommandExecute (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN EFI_AHCI_REGISTERS *AhciRegisters,
IN UINT8 Port,
IN UINT8 PortMultiplier,
IN EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet
);
/**
Start command for give slot on specific port.
@param PciIo The PCI IO protocol instance.
@param Port The number of port.
@param CommandSlot The number of CommandSlot.
@param Timeout The timeout value of start, uses 100ns as a unit.
@retval EFI_DEVICE_ERROR The command start unsuccessfully.
@retval EFI_TIMEOUT The operation is time out.
@retval EFI_SUCCESS The command start successfully.
**/
EFI_STATUS
EFIAPI
AhciStartCommand (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Port,
IN UINT8 CommandSlot,
IN UINT64 Timeout
);
/**
Stop command running for giving port
@param PciIo The PCI IO protocol instance.
@param Port The number of port.
@param Timeout The timeout value of stop, uses 100ns as a unit.
@retval EFI_DEVICE_ERROR The command stop unsuccessfully.
@retval EFI_TIMEOUT The operation is time out.
@retval EFI_SUCCESS The command stop successfully.
**/
EFI_STATUS
EFIAPI
AhciStopCommand (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Port,
IN UINT64 Timeout
);
#endif
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