scsi3.h
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:21k
- /*
- * linux/drivers/message/fusion/scsi3.h
- * SCSI-3 definitions and macros.
- * (Ultimately) SCSI-3 definitions; for now, inheriting
- * SCSI-2 definitions.
- *
- * Copyright (c) 1996-2001 Steven J. Ralston
- * Written By: Steven J. Ralston (19960517)
- * (mailto:Steve.Ralston@lsil.com)
- *
- * $Id: scsi3.h,v 1.5 2001/04/06 14:31:32 sralston Exp $
- */
- #ifndef SCSI3_H_INCLUDED
- #define SCSI3_H_INCLUDED
- /***************************************************************************/
- /****************************************************************************
- *
- * Includes
- */
- #ifdef __KERNEL__
- #include <linux/types.h>
- #else
- #ifndef U_STUFF_DEFINED
- #define U_STUFF_DEFINED
- typedef unsigned char u8;
- typedef unsigned short u16;
- typedef unsigned int u32;
- #endif
- #endif
- /****************************************************************************
- *
- * Defines
- */
- /*
- * SCSI Commands
- */
- #define CMD_TestUnitReady 0x00
- #define CMD_RezeroUnit 0x01 /* direct-access devices */
- #define CMD_Rewind 0x01 /* sequential-access devices */
- #define CMD_RequestSense 0x03
- #define CMD_FormatUnit 0x04
- #define CMD_ReassignBlock 0x07
- #define CMD_Read6 0x08
- #define CMD_Write6 0x0A
- #define CMD_WriteFilemark 0x10
- #define CMD_Space 0x11
- #define CMD_Inquiry 0x12
- #define CMD_ModeSelect6 0x15
- #define CMD_ModeSense6 0x1A
- #define CMD_Reserve6 0x16
- #define CMD_Release6 0x17
- #define CMD_Erase 0x19
- #define CMD_StartStopUnit 0x1b /* direct-access devices */
- #define CMD_LoadUnload 0x1b /* sequential-access devices */
- #define CMD_ReceiveDiagnostic 0x1C
- #define CMD_SendDiagnostic 0x1D
- #define CMD_ReadCapacity 0x25
- #define CMD_Read10 0x28
- #define CMD_Write10 0x2A
- #define CMD_WriteVerify 0x2E
- #define CMD_Verify 0x2F
- #define CMD_ReadDefectData 0x37
- #define CMD_ReadLong 0x3E
- #define CMD_LogSelect 0x4C
- #define CMD_LogSense 0x4D
- #define CMD_ModeSelect10 0x55
- #define CMD_Reserve10 0x56
- #define CMD_Release10 0x57
- #define CMD_ModeSense10 0x5A
- #define CMD_PersistReserveIn 0x5E
- #define CMD_PersistReserveOut 0x5F
- #define CMD_ReportLuns 0xA0
- /*
- * Control byte field
- */
- #define CONTROL_BYTE_NACA_BIT 0x04
- #define CONTROL_BYTE_Flag_BIT 0x02
- #define CONTROL_BYTE_Link_BIT 0x01
- /*
- * SCSI Messages
- */
- #define MSG_COMPLETE 0x00
- #define MSG_EXTENDED 0x01
- #define MSG_SAVE_POINTERS 0x02
- #define MSG_RESTORE_POINTERS 0x03
- #define MSG_DISCONNECT 0x04
- #define MSG_IDERROR 0x05
- #define MSG_ABORT 0x06
- #define MSG_REJECT 0x07
- #define MSG_NOP 0x08
- #define MSG_PARITY_ERROR 0x09
- #define MSG_LINKED_CMD_COMPLETE 0x0a
- #define MSG_LCMD_COMPLETE_W_FLG 0x0b
- #define MSG_BUS_DEVICE_RESET 0x0c
- #define MSG_ABORT_TAG 0x0d
- #define MSG_CLEAR_QUEUE 0x0e
- #define MSG_INITIATE_RECOVERY 0x0f
- #define MSG_RELEASE_RECOVRY 0x10
- #define MSG_TERMINATE_IO 0x11
- #define MSG_SIMPLE_QUEUE 0x20
- #define MSG_HEAD_OF_QUEUE 0x21
- #define MSG_ORDERED_QUEUE 0x22
- #define MSG_IGNORE_WIDE_RESIDUE 0x23
- #define MSG_IDENTIFY 0x80
- #define MSG_IDENTIFY_W_DISC 0xc0
- /*
- * SCSI Phases
- */
- #define PHS_DATA_OUT 0x00
- #define PHS_DATA_IN 0x01
- #define PHS_COMMAND 0x02
- #define PHS_STATUS 0x03
- #define PHS_MSG_OUT 0x06
- #define PHS_MSG_IN 0x07
- /*
- * Statuses
- */
- #define STS_GOOD 0x00
- #define STS_CHECK_CONDITION 0x02
- #define STS_CONDITION_MET 0x04
- #define STS_BUSY 0x08
- #define STS_INTERMEDIATE 0x10
- #define STS_INTERMEDIATE_CONDITION_MET 0x14
- #define STS_RESERVATION_CONFLICT 0x18
- #define STS_COMMAND_TERMINATED 0x22
- #define STS_TASK_SET_FULL 0x28
- #define STS_QUEUE_FULL 0x28
- #define STS_ACA_ACTIVE 0x30
- #define STS_VALID_MASK 0x3e
- #define SCSI_STATUS(x) ((x) & STS_VALID_MASK)
- /*
- * SCSI QTag Types
- */
- #define QTAG_SIMPLE 0x20
- #define QTAG_HEAD_OF_Q 0x21
- #define QTAG_ORDERED 0x22
- /*
- * SCSI Sense Key Definitons
- */
- #define SK_NO_SENSE 0x00
- #define SK_RECOVERED_ERROR 0x01
- #define SK_NOT_READY 0x02
- #define SK_MEDIUM_ERROR 0x03
- #define SK_HARDWARE_ERROR 0x04
- #define SK_ILLEGAL_REQUEST 0x05
- #define SK_UNIT_ATTENTION 0x06
- #define SK_DATA_PROTECT 0x07
- #define SK_BLANK_CHECK 0x08
- #define SK_VENDOR_SPECIFIC 0x09
- #define SK_COPY_ABORTED 0x0a
- #define SK_ABORTED_COMMAND 0x0b
- #define SK_EQUAL 0x0c
- #define SK_VOLUME_OVERFLOW 0x0d
- #define SK_MISCOMPARE 0x0e
- #define SK_RESERVED 0x0f
- #define SCSI_MAX_INQUIRY_BYTES 96
- #define SCSI_STD_INQUIRY_BYTES 36
- #undef USE_SCSI_COMPLETE_INQDATA
- /*
- * Structure definition for SCSI Inquiry Data
- *
- * NOTE: The following structure is 96 bytes in size
- * iff USE_SCSI_COMPLETE_INQDATA IS defined above (i.e. w/ "#define").
- * If USE_SCSI_COMPLETE_INQDATA is NOT defined above (i.e. w/ "#undef")
- * then the following structure is only 36 bytes in size.
- * THE CHOICE IS YOURS!
- */
- typedef struct SCSI_Inquiry_Data
- {
- #ifdef USE_SCSI_COMPLETE_INQDATA
- u8 InqByte[SCSI_MAX_INQUIRY_BYTES];
- #else
- u8 InqByte[SCSI_STD_INQUIRY_BYTES];
- #endif
- /*
- * the following structure works only for little-endian (Intel,
- * LSB first (1234) byte order) systems with 4-byte ints.
- *
- u32 Periph_Device_Type : 5,
- Periph_Qualifier : 3,
- Device_Type_Modifier : 7,
- Removable_Media : 1,
- ANSI_Version : 3,
- ECMA_Version : 3,
- ISO_Version : 2,
- Response_Data_Format : 4,
- reserved_0 : 3,
- AERC : 1 ;
- u32 Additional_Length : 8,
- reserved_1 :16,
- SftReset : 1,
- CmdQue : 1,
- reserved_2 : 1,
- Linked : 1,
- Sync : 1,
- WBus16 : 1,
- WBus32 : 1,
- RelAdr : 1 ;
- u8 Vendor_ID[8];
- u8 Product_ID[16];
- u8 Revision_Level [4];
- #ifdef USE_SCSI_COMPLETE_INQDATA
- u8 Vendor_Specific[20];
- u8 reserved_3[40];
- #endif
- *
- */
- } SCSI_Inquiry_Data_t;
- #define INQ_PERIPHINFO_BYTE 0
- #define INQ_Periph_Qualifier_MASK 0xe0
- #define INQ_Periph_Device_Type_MASK 0x1f
- #define INQ_Peripheral_Qualifier(inqp)
- (int)((*((u8*)(inqp)+INQ_PERIPHINFO_BYTE) & INQ_Periph_Qualifier_MASK) >> 5)
- #define INQ_Peripheral_Device_Type(inqp)
- (int)(*((u8*)(inqp)+INQ_PERIPHINFO_BYTE) & INQ_Periph_Device_Type_MASK)
- #define INQ_DEVTYPEMOD_BYTE 1
- #define INQ_RMB_BIT 0x80
- #define INQ_Device_Type_Modifier_MASK 0x7f
- #define INQ_Removable_Medium(inqp)
- (int)(*((u8*)(inqp)+INQ_DEVTYPEMOD_BYTE) & INQ_RMB_BIT)
- #define INQ_Device_Type_Modifier(inqp)
- (int)(*((u8*)(inqp)+INQ_DEVTYPEMOD_BYTE) & INQ_Device_Type_Modifier_MASK)
- #define INQ_VERSIONINFO_BYTE 2
- #define INQ_ISO_Version_MASK 0xc0
- #define INQ_ECMA_Version_MASK 0x38
- #define INQ_ANSI_Version_MASK 0x07
- #define INQ_ISO_Version(inqp)
- (int)(*((u8*)(inqp)+INQ_VERSIONINFO_BYTE) & INQ_ISO_Version_MASK)
- #define INQ_ECMA_Version(inqp)
- (int)(*((u8*)(inqp)+INQ_VERSIONINFO_BYTE) & INQ_ECMA_Version_MASK)
- #define INQ_ANSI_Version(inqp)
- (int)(*((u8*)(inqp)+INQ_VERSIONINFO_BYTE) & INQ_ANSI_Version_MASK)
- #define INQ_BYTE3 3
- #define INQ_AERC_BIT 0x80
- #define INQ_TrmTsk_BIT 0x40
- #define INQ_NormACA_BIT 0x20
- #define INQ_RDF_MASK 0x0F
- #define INQ_AER_Capable(inqp)
- (int)(*((u8*)(inqp)+INQ_BYTE3) & INQ_AERC_BIT)
- #define INQ_TrmTsk(inqp)
- (int)(*((u8*)(inqp)+INQ_BYTE3) & INQ_TrmTsk_BIT)
- #define INQ_NormACA(inqp)
- (int)(*((u8*)(inqp)+INQ_BYTE3) & INQ_NormACA_BIT)
- #define INQ_Response_Data_Format(inqp)
- (int)(*((u8*)(inqp)+INQ_BYTE3) & INQ_RDF_MASK)
- #define INQ_CAPABILITY_BYTE 7
- #define INQ_RelAdr_BIT 0x80
- #define INQ_WBus32_BIT 0x40
- #define INQ_WBus16_BIT 0x20
- #define INQ_Sync_BIT 0x10
- #define INQ_Linked_BIT 0x08
- /* INQ_Reserved BIT 0x40 */
- #define INQ_CmdQue_BIT 0x02
- #define INQ_SftRe_BIT 0x01
- #define IS_RelAdr_DEV(inqp)
- (int)(*((u8*)(inqp)+INQ_CAPABILITY_BYTE) & INQ_RelAdr_BIT)
- #define IS_WBus32_DEV(inqp)
- (int)(*((u8*)(inqp)+INQ_CAPABILITY_BYTE) & INQ_WBus32_BIT)
- #define IS_WBus16_DEV(inqp)
- (int)(*((u8*)(inqp)+INQ_CAPABILITY_BYTE) & INQ_WBus16_BIT)
- #define IS_Sync_DEV(inqp)
- (int)(*((u8*)(inqp)+INQ_CAPABILITY_BYTE) & INQ_Sync_BIT)
- #define IS_Linked_DEV(inqp)
- (int)(*((u8*)(inqp)+INQ_CAPABILITY_BYTE) & INQ_Linked_BIT)
- #define IS_CmdQue_DEV(inqp)
- (int)(*((u8*)(inqp)+INQ_CAPABILITY_BYTE) & INQ_CmdQue_BIT)
- #define IS_SftRe_DEV(inqp)
- (int)(*((u8*)(inqp)+INQ_CAPABILITY_BYTE) & INQ_SftRe_BIT)
- #define INQ_Width_BITS
- (INQ_WBus32_BIT | INQ_WBus16_BIT)
- #define IS_Wide_DEV(inqp)
- (int)(*((u8*)(inqp)+INQ_CAPABILITY_BYTE) & INQ_Width_BITS)
- /*
- * SCSI peripheral device types
- */
- #define SCSI_TYPE_DAD 0x00 /* Direct Access Device */
- #define SCSI_TYPE_SAD 0x01 /* Sequential Access Device */
- #define SCSI_TYPE_TAPE SCSI_TYPE_SAD
- #define SCSI_TYPE_PRT 0x02 /* Printer */
- #define SCSI_TYPE_PROC 0x03 /* Processor */
- #define SCSI_TYPE_WORM 0x04
- #define SCSI_TYPE_CDROM 0x05
- #define SCSI_TYPE_SCAN 0x06 /* Scanner */
- #define SCSI_TYPE_OPTICAL 0x07 /* Magneto/Optical */
- #define SCSI_TYPE_CHANGER 0x08
- #define SCSI_TYPE_COMM 0x09 /* Communications device */
- #define SCSI_TYPE_UNKNOWN 0x1f
- #define SCSI_TYPE_UNCONFIGURED_LUN 0x7f
- #define SCSI_TYPE_MAX_KNOWN SCSI_TYPE_COMM
- /*
- * Peripheral Qualifiers
- */
- #define DEVICE_PRESENT 0x00
- #define LUN_NOT_PRESENT 0x01
- #define LUN_NOT_SUPPORTED 0x03
- /*
- * ANSI Versions
- */
- #ifndef SCSI_1
- #define SCSI_1 0x01
- #endif
- #ifndef SCSI_2
- #define SCSI_2 0x02
- #endif
- #ifndef SCSI_3
- #define SCSI_3 0x03
- #endif
- #define SCSI_MAX_SENSE_BYTES 255
- #define SCSI_STD_SENSE_BYTES 18
- #define SCSI_PAD_SENSE_BYTES (SCSI_MAX_SENSE_BYTES - SCSI_STD_SENSE_BYTES)
- #undef USE_SCSI_COMPLETE_SENSE
- /*
- * Structure definition for SCSI Sense Data
- *
- * NOTE: The following structure is 255 bytes in size
- * iiff USE_SCSI_COMPLETE_SENSE IS defined above (i.e. w/ "#define").
- * If USE_SCSI_COMPLETE_SENSE is NOT defined above (i.e. w/ "#undef")
- * then the following structure is only 19 bytes in size.
- * THE CHOICE IS YOURS!
- *
- */
- typedef struct SCSI_Sense_Data
- {
- #ifdef USE_SCSI_COMPLETE_SENSE
- u8 SenseByte[SCSI_MAX_SENSE_BYTES];
- #else
- u8 SenseByte[SCSI_STD_SENSE_BYTES];
- #endif
- /*
- * the following structure works only for little-endian (Intel,
- * LSB first (1234) byte order) systems with 4-byte ints.
- *
- u8 Error_Code :4, // 0x00
- Error_Class :3,
- Valid :1
- ;
- u8 Segment_Number // 0x01
- ;
- u8 Sense_Key :4, // 0x02
- Reserved :1,
- Incorrect_Length_Indicator:1,
- End_Of_Media :1,
- Filemark :1
- ;
- u8 Information_MSB; // 0x03
- u8 Information_Byte2; // 0x04
- u8 Information_Byte1; // 0x05
- u8 Information_LSB; // 0x06
- u8 Additional_Length; // 0x07
- u32 Command_Specific_Information; // 0x08 - 0x0b
- u8 Additional_Sense_Code; // 0x0c
- u8 Additional_Sense_Code_Qualifier; // 0x0d
- u8 Field_Replaceable_Unit_Code; // 0x0e
- u8 Illegal_Req_Bit_Pointer :3, // 0x0f
- Illegal_Req_Bit_Valid :1,
- Illegal_Req_Reserved :2,
- Illegal_Req_Cmd_Data :1,
- Sense_Key_Specific_Valid :1
- ;
- u16 Sense_Key_Specific_Data; // 0x10 - 0x11
- #ifdef USE_SCSI_COMPLETE_SENSE
- u8 Additional_Sense_Data[SCSI_PAD_SENSE_BYTES];
- #else
- u8 Additional_Sense_Data[1];
- #endif
- *
- */
- } SCSI_Sense_Data_t;
- #define SD_ERRCODE_BYTE 0
- #define SD_Valid_BIT 0x80
- #define SD_Error_Code_MASK 0x7f
- #define SD_Valid(sdp)
- (int)(*((u8*)(sdp)+SD_ERRCODE_BYTE) & SD_Valid_BIT)
- #define SD_Error_Code(sdp)
- (int)(*((u8*)(sdp)+SD_ERRCODE_BYTE) & SD_Error_Code_MASK)
- #define SD_SEGNUM_BYTE 1
- #define SD_Segment_Number(sdp) (int)(*((u8*)(sdp)+SD_SEGNUM_BYTE))
- #define SD_SENSEKEY_BYTE 2
- #define SD_Filemark_BIT 0x80
- #define SD_EOM_BIT 0x40
- #define SD_ILI_BIT 0x20
- #define SD_Sense_Key_MASK 0x0f
- #define SD_Filemark(sdp)
- (int)(*((u8*)(sdp)+SD_SENSEKEY_BYTE) & SD_Filemark_BIT)
- #define SD_EOM(sdp)
- (int)(*((u8*)(sdp)+SD_SENSEKEY_BYTE) & SD_EOM_BIT)
- #define SD_ILI(sdp)
- (int)(*((u8*)(sdp)+SD_SENSEKEY_BYTE) & SD_ILI_BIT)
- #define SD_Sense_Key(sdp)
- (int)(*((u8*)(sdp)+SD_SENSEKEY_BYTE) & SD_Sense_Key_MASK)
- #define SD_INFO3_BYTE 3
- #define SD_INFO2_BYTE 4
- #define SD_INFO1_BYTE 5
- #define SD_INFO0_BYTE 6
- #define SD_Information3(sdp) (int)(*((u8*)(sdp)+SD_INFO3_BYTE))
- #define SD_Information2(sdp) (int)(*((u8*)(sdp)+SD_INFO2_BYTE))
- #define SD_Information1(sdp) (int)(*((u8*)(sdp)+SD_INFO1_BYTE))
- #define SD_Information0(sdp) (int)(*((u8*)(sdp)+SD_INFO0_BYTE))
- #define SD_ADDL_LEN_BYTE 7
- #define SD_Additional_Sense_Length(sdp)
- (int)(*((u8*)(sdp)+SD_ADDL_LEN_BYTE))
- #define SD_Addl_Sense_Len SD_Additional_Sense_Length
- #define SD_CMD_SPECIFIC3_BYTE 8
- #define SD_CMD_SPECIFIC2_BYTE 9
- #define SD_CMD_SPECIFIC1_BYTE 10
- #define SD_CMD_SPECIFIC0_BYTE 11
- #define SD_Cmd_Specific_Info3(sdp) (int)(*((u8*)(sdp)+SD_CMD_SPECIFIC3_BYTE))
- #define SD_Cmd_Specific_Info2(sdp) (int)(*((u8*)(sdp)+SD_CMD_SPECIFIC2_BYTE))
- #define SD_Cmd_Specific_Info1(sdp) (int)(*((u8*)(sdp)+SD_CMD_SPECIFIC1_BYTE))
- #define SD_Cmd_Specific_Info0(sdp) (int)(*((u8*)(sdp)+SD_CMD_SPECIFIC0_BYTE))
- #define SD_ADDL_SENSE_CODE_BYTE 12
- #define SD_Additional_Sense_Code(sdp)
- (int)(*((u8*)(sdp)+SD_ADDL_SENSE_CODE_BYTE))
- #define SD_Addl_Sense_Code SD_Additional_Sense_Code
- #define SD_ASC SD_Additional_Sense_Code
- #define SD_ADDL_SENSE_CODE_QUAL_BYTE 13
- #define SD_Additional_Sense_Code_Qualifier(sdp)
- (int)(*((u8*)(sdp)+SD_ADDL_SENSE_CODE_QUAL_BYTE))
- #define SD_Addl_Sense_Code_Qual SD_Additional_Sense_Code_Qualifier
- #define SD_ASCQ SD_Additional_Sense_Code_Qualifier
- #define SD_FIELD_REPL_UNIT_CODE_BYTE 14
- #define SD_Field_Replaceable_Unit_Code(sdp)
- (int)(*((u8*)(sdp)+SD_FIELD_REPL_UNIT_CODE_BYTE))
- #define SD_Field_Repl_Unit_Code SD_Field_Replaceable_Unit_Code
- #define SD_FRUC SD_Field_Replaceable_Unit_Code
- #define SD_FRU SD_Field_Replaceable_Unit_Code
- /*
- * Sense-Key Specific offsets and macros.
- */
- #define SD_SKS2_BYTE 15
- #define SD_SKS_Valid_BIT 0x80
- #define SD_SKS_Cmd_Data_BIT 0x40
- #define SD_SKS_Bit_Ptr_Valid_BIT 0x08
- #define SD_SKS_Bit_Ptr_MASK 0x07
- #define SD_SKS1_BYTE 16
- #define SD_SKS0_BYTE 17
- #define SD_Sense_Key_Specific_Valid(sdp)
- (int)(*((u8*)(sdp)+SD_SKS2_BYTE) & SD_SKS_Valid_BIT)
- #define SD_SKS_Valid SD_Sense_Key_Specific_Valid
- #define SD_SKS_CDB_Error(sdp)
- (int)(*((u8*)(sdp)+SD_SKS2_BYTE) & SD_SKS_Cmd_Data_BIT)
- #define SD_Was_Illegal_Request SD_SKS_CDB_Error
- #define SD_SKS_Bit_Pointer_Valid(sdp)
- (int)(*((u8*)(sdp)+SD_SKS2_BYTE) & SD_SKS_Bit_Ptr_Valid_BIT)
- #define SD_SKS_Bit_Pointer(sdp)
- (int)(*((u8*)(sdp)+SD_SKS2_BYTE) & SD_SKS_Bit_Ptr_MASK)
- #define SD_Field_Pointer(sdp)
- (int)( ((u16)(*((u8*)(sdp)+SD_SKS1_BYTE)) << 8)
- + *((u8*)(sdp)+SD_SKS0_BYTE) )
- #define SD_Bad_Byte SD_Field_Pointer
- #define SD_Actual_Retry_Count SD_Field_Pointer
- #define SD_Progress_Indication SD_Field_Pointer
- /*
- * Mode Sense Write Protect Mask
- */
- #define WRITE_PROTECT_MASK 0X80
- /*
- * Medium Type Codes
- */
- #define OPTICAL_DEFAULT 0x00
- #define OPTICAL_READ_ONLY_MEDIUM 0x01
- #define OPTICAL_WRITE_ONCE_MEDIUM 0x02
- #define OPTICAL_READ_WRITABLE_MEDIUM 0x03
- #define OPTICAL_RO_OR_WO_MEDIUM 0x04
- #define OPTICAL_RO_OR_RW_MEDIUM 0x05
- #define OPTICAL_WO_OR_RW_MEDIUM 0x06
- /*
- * Structure definition for READ6, WRITE6 (6-byte CDB)
- */
- typedef struct SCSI_RW6_CDB
- {
- u32 OpCode :8,
- LBA_HI :5, /* 5 MSBit's of the LBA */
- Lun :3,
- LBA_MID :8, /* NOTE: total of 21 bits in LBA */
- LBA_LO :8 ; /* Max LBA = 0x001fffff */
- u8 BlockCount;
- u8 Control;
- } SCSI_RW6_t;
- #define MAX_RW6_LBA ((u32)0x001fffff)
- /*
- * Structure definition for READ10, WRITE10 (10-byte CDB)
- *
- * NOTE: ParityCheck bit is applicable only for VERIFY and WRITE VERIFY for
- * the ADP-92 DAC only. In the SCSI2 spec. this same bit is defined as a
- * FUA (forced unit access) bit for READs and WRITEs. Since this driver
- * does not use the FUA, this bit is defined as it is used by the ADP-92.
- * Also, for READ CAPACITY, only the OpCode field is used.
- */
- typedef struct SCSI_RW10_CDB
- {
- u8 OpCode;
- u8 Reserved1;
- u32 LBA;
- u8 Reserved2;
- u16 BlockCount;
- u8 Control;
- } SCSI_RW10_t;
- #define PARITY_CHECK 0x08 /* parity check bit - byte[1], bit 3 */
- /*
- * Structure definition for data returned by READ CAPACITY cmd;
- * READ CAPACITY data
- */
- typedef struct READ_CAP_DATA
- {
- u32 MaxLBA;
- u32 BlockBytes;
- } SCSI_READ_CAP_DATA_t, *pSCSI_READ_CAP_DATA_t;
- /*
- * Structure definition for FORMAT UNIT CDB (6-byte CDB)
- */
- typedef struct _SCSI_FORMAT_UNIT
- {
- u8 OpCode;
- u8 Reserved1;
- u8 VendorSpecific;
- u16 Interleave;
- u8 Control;
- } SCSI_FORMAT_UNIT_t;
- /*
- * Structure definition for REQUEST SENSE (6-byte CDB)
- */
- typedef struct _SCSI_REQUEST_SENSE
- {
- u8 OpCode;
- u8 Reserved1;
- u8 Reserved2;
- u8 Reserved3;
- u8 AllocLength;
- u8 Control;
- } SCSI_REQ_SENSE_t;
- /*
- * Structure definition for REPORT LUNS (12-byte CDB)
- */
- typedef struct _SCSI_REPORT_LUNS
- {
- u8 OpCode;
- u8 Reserved1[5];
- u32 AllocationLength;
- u8 Reserved2;
- u8 Control;
- } SCSI_REPORT_LUNS_t, *pSCSI_REPORT_LUNS_t;
- /*
- * (per-level) LUN information bytes
- */
- /*
- * Following doesn't work on ARMCC compiler
- * [apparently] because it pads every struct
- * to be multiple of 4 bytes!
- * So SCSI_LUN_LEVELS_t winds up being 16
- * bytes instead of 8!
- *
- typedef struct LUN_INFO
- {
- u8 AddrMethod_plus_LunOrBusNumber;
- u8 LunOrTarget;
- } SCSI_LUN_INFO_t, *pSCSI_LUN_INFO_t;
- typedef struct LUN_LEVELS
- {
- SCSI_LUN_INFO_t LUN_0;
- SCSI_LUN_INFO_t LUN_1;
- SCSI_LUN_INFO_t LUN_2;
- SCSI_LUN_INFO_t LUN_3;
- } SCSI_LUN_LEVELS_t, *pSCSI_LUN_LEVELS_t;
- */
- /*
- * All 4 levels (8 bytes) of LUN information
- */
- typedef struct LUN_LEVELS
- {
- u8 LVL1_AddrMethod_plus_LunOrBusNumber;
- u8 LVL1_LunOrTarget;
- u8 LVL2_AddrMethod_plus_LunOrBusNumber;
- u8 LVL2_LunOrTarget;
- u8 LVL3_AddrMethod_plus_LunOrBusNumber;
- u8 LVL3_LunOrTarget;
- u8 LVL4_AddrMethod_plus_LunOrBusNumber;
- u8 LVL4_LunOrTarget;
- } SCSI_LUN_LEVELS_t, *pSCSI_LUN_LEVELS_t;
- /*
- * Structure definition for data returned by REPORT LUNS cmd;
- * LUN reporting parameter list format
- */
- typedef struct LUN_REPORT
- {
- u32 LunListLength;
- u32 Reserved;
- SCSI_LUN_LEVELS_t LunInfo[1];
- } SCSI_LUN_REPORT_t, *pSCSI_LUN_REPORT_t;
- /****************************************************************************
- *
- * Externals
- */
- /****************************************************************************
- *
- * Public Typedefs & Related Defines
- */
- /****************************************************************************
- *
- * Macros (embedded, above)
- */
- /****************************************************************************
- *
- * Public Variables
- */
- /****************************************************************************
- *
- * Public Prototypes (module entry points)
- */
- /***************************************************************************/
- #endif