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Diffstat (limited to 'libusal/usal/aspi-dos.h')
| -rw-r--r-- | libusal/usal/aspi-dos.h | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/libusal/usal/aspi-dos.h b/libusal/usal/aspi-dos.h new file mode 100644 index 0000000..3428ac8 --- /dev/null +++ b/libusal/usal/aspi-dos.h @@ -0,0 +1,169 @@ +/* + * This file has been modified for the cdrkit suite. + * + * The behaviour and appearence of the program code below can differ to a major + * extent from the version distributed by the original author(s). + * + * For details, see Changelog file distributed with the cdrkit package. If you + * received this file from another source then ask the distributing person for + * a log of modifications. + * + */ + +/* @(#)aspi-dos.h 1.2 05/05/15 J. Schilling */ +#ifndef __ASPI16_H_ +#define __ASPI16_H_ + +#define PACKED __attribute__((packed)) +#define FAR +typedef unsigned char BYTE; +typedef unsigned short WORD; +typedef unsigned long DWORD; + +//***************************************************************************** +// %%% SCSI MISCELLANEOUS EQUATES %%% +//***************************************************************************** + +#define SENSE_LEN 14 // Default sense buffer length +#define SRB_DIR_SCSI 0x00 // Direction determined by SCSI +#define SRB_POSTING 0x01 // Enable ASPI posting +#define SRB_ENABLE_RESIDUAL_COUNT 0x04 // Enable residual byte count reporting +#define SRB_DIR_IN 0x08 // Transfer from SCSI target to host +#define SRB_DIR_OUT 0x10 // Transfer from host to SCSI target + +//***************************************************************************** +// %%% ASPI Command Definitions %%% +//***************************************************************************** + +#define SC_HA_INQUIRY 0x00 // Host adapter inquiry +#define SC_GET_DEV_TYPE 0x01 // Get device type +#define SC_EXEC_SCSI_CMD 0x02 // Execute SCSI command +#define SC_ABORT_SRB 0x03 // Abort an SRB +#define SC_RESET_DEV 0x04 // SCSI bus device reset +#define SC_SET_HA_PARMS 0x05 // Set HA parameters +#define SC_GET_DISK_INFO 0x06 // Get Disk information + +//***************************************************************************** +// %%% SRB Status %%% +//***************************************************************************** + +#define SS_PENDING 0x00 // SRB being processed +#define SS_COMP 0x01 // SRB completed without error +#define SS_ABORTED 0x02 // SRB aborted +#define SS_ABORT_FAIL 0x03 // Unable to abort SRB +#define SS_ERR 0x04 // SRB completed with error + +#define SS_INVALID_CMD 0x80 // Invalid ASPI command +#define SS_INVALID_HA 0x81 // Invalid host adapter number +#define SS_NO_DEVICE 0x82 // SCSI device not installed + +//***************************************************************************** +// %%% Host Adapter Status %%% +//***************************************************************************** + +#define HASTAT_OK 0x00 // Host adapter did not detect an + // error +#define HASTAT_SEL_TO 0x11 // Selection Timeout +#define HASTAT_DO_DU 0x12 // Data overrun data underrun +#define HASTAT_BUS_FREE 0x13 // Unexpected bus free +#define HASTAT_PHASE_ERR 0x14 // Target bus phase sequence + // failure +#define HASTAT_TIMEOUT 0x09 // Timed out while SRB was + // waiting to beprocessed. +#define HASTAT_COMMAND_TIMEOUT 0x0B // Adapter timed out processing SRB. +#define HASTAT_MESSAGE_REJECT 0x0D // While processing SRB, the + // adapter received a MESSAGE +#define HASTAT_BUS_RESET 0x0E // A bus reset was detected. +#define HASTAT_PARITY_ERROR 0x0F // A parity error was detected. +#define HASTAT_REQUEST_SENSE_FAILED 0x10 // The adapter failed in issuing + +typedef struct { + + BYTE Cmd; // 00/000 ASPI command code = SC_EXEC_SCSI_CMD + BYTE Status; // 01/001 ASPI command status byte + BYTE HaId; // 02/002 ASPI host adapter number + BYTE Flags; // 03/003 ASPI request flags + DWORD Hdr_Rsvd; // 04/004 Reserved, MUST = 0 + + union { + + struct { + + BYTE Count; // 08/008 Number of host adapters present + BYTE SCSI_ID; // 09/009 SCSI ID of host adapter + BYTE ManagerId[16]; // 0A/010 String describing the manager + BYTE Identifier[16]; // 1A/026 String describing the host adapter + BYTE Unique[16]; // 2A/042 Host Adapter Unique parameters + BYTE ExtBuffer[8]; // 3A/058 Extended inquiry data + + } PACKED HAInquiry; + + struct { + + BYTE Target; // 08/008 Target's SCSI ID + BYTE Lun; // 09/009 Target's LUN number + BYTE DeviceType; // 0A/010 Target's peripheral device type + + } PACKED GetDeviceType; + + struct { + + BYTE Target; // 08/008 Target's SCSI ID + BYTE Lun; // 09/009 Target's LUN number + DWORD BufLen; // 0A/010 Data Allocation Length + BYTE SenseLen; // 0E/014 Sense Allocation Length + BYTE FAR *BufPointer; // 0F/015 Data Buffer Pointer + DWORD Rsvd1; // 13/019 Reserved, MUST = 0 + BYTE CDBLen; // 17/023 CDB Length = 6/10/12 + BYTE HaStat; // 18/024 Host Adapter Status + BYTE TargStat; // 19/025 Target Status + VOID FAR *PostProc; // 1A/026 Post routine + BYTE Rsvd2[34]; // 1E/030 Reserved, MUST = 0 + + union { + + struct { + + BYTE CDBByte[6]; // 40/064 SCSI CDB + BYTE SenseArea[SENSE_LEN+2]; // 46/070 Request Sense buffer + + } PACKED _6; + + struct { + + BYTE CDBByte[10]; // 40/064 SCSI CDB + BYTE SenseArea[SENSE_LEN+2]; // 4A/074 Request Sense buffer + + } PACKED _10; + + struct { + + BYTE CDBByte[12]; // 40/064 SCSI CDB + BYTE SenseArea[SENSE_LEN+2]; // 4C/076 Request Sense buffer + + } PACKED _12; + + } PACKED CmdLen; + + } PACKED ExecSCSICmd; + + struct { + + VOID FAR *SRBToAbort; // 08/008 Pointer to SRB to abort + + } PACKED Abort; + + struct { + BYTE Target; // 08/008 Target's SCSI ID + BYTE Lun; // 09/009 Target's LUN number + BYTE ResetRsvd1[14]; // 0A/010 Reserved, MUST = 0 + BYTE HaStat; // 18/024 Host Adapter Status + BYTE TargStat; // 19/025 Target Status + VOID FAR *PostProc; // 1A/026 Post routine + BYTE ResetRsvd2[34]; // 1E/030 Reserved, MUST = 0 + } Reset; + } PACKED Type; + +} PACKED SRB; + +#endif /* __ASPI16_H_ */ |