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Viewing changes to scsilib/libscg/scg/aspi-dos.h

  • Committer: Bazaar Package Importer
  • Author(s): Andrew Suffield
  • Date: 2004-06-24 22:33:16 UTC
  • Revision ID: james.westby@ubuntu.com-20040624223316-534onzugaeeyq61j
Tags: upstream-1.1.9
Import upstream version 1.1.9

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scsilib/libscg/scg/aspi-dos.h
 
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#ifndef __ASPI16_H_
 
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#define __ASPI16_H_
 
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#define PACKED __attribute__((packed))
 
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#define FAR
 
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typedef unsigned char BYTE;
 
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typedef unsigned short WORD;
 
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typedef unsigned long DWORD;
 
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//*****************************************************************************
 
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//      %%% SCSI MISCELLANEOUS EQUATES %%%
 
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//*****************************************************************************
 
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#define SENSE_LEN                   14          // Default sense buffer length
 
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#define SRB_DIR_SCSI                0x00        // Direction determined by SCSI
 
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#define SRB_POSTING                 0x01        // Enable ASPI posting
 
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#define SRB_ENABLE_RESIDUAL_COUNT   0x04        // Enable residual byte count reporting
 
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#define SRB_DIR_IN                  0x08        // Transfer from SCSI target to host
 
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#define SRB_DIR_OUT                 0x10        // Transfer from host to SCSI target
 
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//*****************************************************************************
 
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//      %%% ASPI Command Definitions %%%
 
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//*****************************************************************************
 
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#define SC_HA_INQUIRY               0x00        // Host adapter inquiry
 
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#define SC_GET_DEV_TYPE             0x01        // Get device type
 
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#define SC_EXEC_SCSI_CMD            0x02        // Execute SCSI command
 
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#define SC_ABORT_SRB                0x03        // Abort an SRB
 
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#define SC_RESET_DEV                0x04        // SCSI bus device reset
 
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#define SC_SET_HA_PARMS             0x05        // Set HA parameters
 
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#define SC_GET_DISK_INFO            0x06        // Get Disk information
 
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//*****************************************************************************
 
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//      %%% SRB Status %%%
 
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//*****************************************************************************
 
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#define SS_PENDING                  0x00        // SRB being processed
 
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#define SS_COMP                     0x01        // SRB completed without error
 
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#define SS_ABORTED                  0x02        // SRB aborted
 
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#define SS_ABORT_FAIL               0x03        // Unable to abort SRB
 
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#define SS_ERR                      0x04        // SRB completed with error
 
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#define SS_INVALID_CMD              0x80        // Invalid ASPI command
 
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#define SS_INVALID_HA               0x81        // Invalid host adapter number
 
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#define SS_NO_DEVICE                0x82        // SCSI device not installed
 
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//*****************************************************************************
 
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//      %%% Host Adapter Status %%%
 
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//*****************************************************************************
 
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#define HASTAT_OK                   0x00        // Host adapter did not detect an                                                                                                                       // error
 
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#define HASTAT_SEL_TO               0x11        // Selection Timeout
 
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#define HASTAT_DO_DU                0x12        // Data overrun data underrun
 
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#define HASTAT_BUS_FREE             0x13        // Unexpected bus free
 
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#define HASTAT_PHASE_ERR            0x14        // Target bus phase sequence                                                                                                                            // failure
 
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#define HASTAT_TIMEOUT              0x09        // Timed out while SRB was                                                                                                                                      waiting to beprocessed.
 
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#define HASTAT_COMMAND_TIMEOUT      0x0B        // Adapter timed out processing SRB.
 
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#define HASTAT_MESSAGE_REJECT       0x0D        // While processing SRB, the                                                                                                                            // adapter received a MESSAGE
 
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#define HASTAT_BUS_RESET            0x0E        // A bus reset was detected.
 
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#define HASTAT_PARITY_ERROR         0x0F        // A parity error was detected.
 
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#define HASTAT_REQUEST_SENSE_FAILED 0x10        // The adapter failed in issuing
 
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typedef struct {
 
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  BYTE              Cmd;                        // 00/000 ASPI command code = SC_EXEC_SCSI_CMD
 
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  BYTE              Status;                     // 01/001 ASPI command status byte
 
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  BYTE              HaId;                       // 02/002 ASPI host adapter number
 
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  BYTE              Flags;                      // 03/003 ASPI request flags
 
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  DWORD             Hdr_Rsvd;                   // 04/004 Reserved, MUST = 0
 
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    union {
 
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      struct {
 
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        BYTE        Count;                      // 08/008 Number of host adapters present
 
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        BYTE        SCSI_ID;                    // 09/009 SCSI ID of host adapter
 
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        BYTE        ManagerId[16];              // 0A/010 String describing the manager
 
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        BYTE        Identifier[16];             // 1A/026 String describing the host adapter
 
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        BYTE        Unique[16];                 // 2A/042 Host Adapter Unique parameters
 
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        BYTE        ExtBuffer[8];               // 3A/058 Extended inquiry data
 
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        } PACKED HAInquiry;
 
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      struct {
 
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        BYTE        Target;                     // 08/008 Target's SCSI ID
 
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        BYTE        Lun;                        // 09/009 Target's LUN number
 
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        BYTE        DeviceType;                 // 0A/010 Target's peripheral device type
 
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        } PACKED GetDeviceType;
 
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      struct {
 
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        BYTE        Target;                     // 08/008 Target's SCSI ID
 
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        BYTE        Lun;                        // 09/009 Target's LUN number
 
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        DWORD       BufLen;                     // 0A/010 Data Allocation Length
 
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        BYTE        SenseLen;                   // 0E/014 Sense Allocation Length
 
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        BYTE        FAR *BufPointer;            // 0F/015 Data Buffer Pointer
 
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        DWORD       Rsvd1;                      // 13/019 Reserved, MUST = 0
 
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        BYTE        CDBLen;                     // 17/023 CDB Length = 6/10/12
 
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        BYTE        HaStat;                     // 18/024 Host Adapter Status
 
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        BYTE        TargStat;                   // 19/025 Target Status
 
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        VOID        FAR *PostProc;              // 1A/026 Post routine
 
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        BYTE        Rsvd2[34];                  // 1E/030 Reserved, MUST = 0
 
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        union {
 
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          struct {
 
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            BYTE    CDBByte[6];                 // 40/064 SCSI CDB
 
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            BYTE    SenseArea[SENSE_LEN+2];     // 46/070 Request Sense buffer
 
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            } PACKED _6;
 
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          struct {
 
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            BYTE    CDBByte[10];                // 40/064 SCSI CDB
 
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            BYTE    SenseArea[SENSE_LEN+2];     // 4A/074 Request Sense buffer
 
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            } PACKED _10;
 
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          struct {
 
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            BYTE    CDBByte[12];                // 40/064 SCSI CDB
 
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            BYTE    SenseArea[SENSE_LEN+2];     // 4C/076 Request Sense buffer
 
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            } PACKED _12;
 
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          } PACKED CmdLen;
 
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        } PACKED ExecSCSICmd;
 
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      struct {
 
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        VOID        FAR *SRBToAbort;            // 08/008 Pointer to SRB to abort
 
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        } PACKED Abort;
 
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      struct {
 
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        BYTE        Target;                     // 08/008 Target's SCSI ID
 
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        BYTE        Lun;                        // 09/009 Target's LUN number
 
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        BYTE        ResetRsvd1[14];             // 0A/010 Reserved, MUST = 0
 
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        BYTE        HaStat;                     // 18/024 Host Adapter Status
 
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        BYTE        TargStat;                   // 19/025 Target Status
 
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        VOID        FAR *PostProc;              // 1A/026 Post routine
 
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        BYTE        ResetRsvd2[34];             // 1E/030 Reserved, MUST = 0
 
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        } Reset;
 
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      } PACKED Type;
 
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  } PACKED SRB;
 
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#endif //__ASPI16_H_