include/aspi.h

   1 /* ASPI definitions used for both WNASPI16 and WNASPI32 */
   2
   3 #if !defined(ASPI_H)
   4 #define ASPI_H
   5
   6 #pragma pack(1)
   7
   8 #define SS_PENDING      0x00
   9 #define SS_COMP         0x01
  10 #define SS_ABORTED      0x02
  11 #define SS_ERR          0x04
  12 #define SS_OLD_MANAGE   0xe1
  13 #define SS_ILLEGAL_MODE 0xe2
  14 #define SS_NO_ASPI      0xe3
  15 #define SS_FAILED_INIT  0xe4
  16 #define SS_INVALID_HA   0x81
  17 #define SS_INVALID_SRB  0xe0
  18 #define SS_ASPI_IS_BUSY 0xe5
  19 #define SS_BUFFER_TO_BIG        0xe6
  20
  21 #define SC_HA_INQUIRY           0x00
  22 #define SC_GET_DEV_TYPE         0x01
  23 #define SC_EXEC_SCSI_CMD        0x02
  24 #define SC_ABORT_SRB            0x03
  25 #define SC_RESET_DEV            0x04
  26
  27
  28 /* Host adapter status codes */
  29 #define HASTAT_OK               0x00
  30 #define HASTAT_SEL_TO           0x11
  31 #define HASTAT_DO_DU            0x12
  32 #define HASTAT_BUS_FREE         0x13
  33 #define HASTAT_PHASE_ERR        0x14
  34
  35 /* Target status codes */
  36 #define STATUS_GOOD             0x00
  37 #define STATUS_CHKCOND          0x02
  38 #define STATUS_BUSY             0x08
  39 #define STATUS_RESCONF          0x18
  40
  41 #ifdef linux
  42
  43 /* This is a duplicate of the sg_header from /usr/src/linux/include/scsi/sg.h
  44  * kernel 2.0.30
  45  * This will probably break at some point, but for those who don't have
  46  * kernels installed, I think this should still work.
  47  *
  48  */
  49
  50 struct sg_header
  51  {
  52   int pack_len;    /* length of incoming packet <4096 (including header) */
  53   int reply_len;   /* maximum length <4096 of expected reply */
  54   int pack_id;     /* id number of packet */
  55   int result;      /* 0==ok, otherwise refer to errno codes */
  56   unsigned int twelve_byte:1; /* Force 12 byte command length for group 6 & 7
  57 commands  */
  58   unsigned int other_flags:31;                  /* for future use */
  59   unsigned char sense_buffer[16]; /* used only by reads */
  60   /* command follows then data for command */
  61  };
  62
  63 #define SCSI_OFF sizeof(struct sg_header)
  64 #endif
  65
  66 #define ASPI_POSTING(prb) (prb->SRB_Flags & 0x1)
  67
  68 #define HOST_TO_TARGET(prb) (((prb->SRB_Flags>>3) & 0x3) == 0x2)
  69 #define TARGET_TO_HOST(prb) (((prb->SRB_Flags>>3) & 0x3) == 0x1)
  70 #define NO_DATA_TRANSFERED(prb) (((prb->SRB_Flags>>3) & 0x3) == 0x3)
  71
  72 #define SRB_ENABLE_RESIDUAL_COUNT 0x4
  73 #define SRB_EVENT_NOTIFY 0x40 /* Enable ASPI event notification */
  74
  75 #define INQUIRY_VENDOR          8
  76
  77 #define MUSTEK_SCSI_AREA_AND_WINDOWS 0x04
  78 #define MUSTEK_SCSI_READ_SCANNED_DATA 0x08
  79 #define MUSTEK_SCSI_GET_IMAGE_STATUS 0x0f
  80 #define MUSTEK_SCSI_ADF_AND_BACKTRACE 0x10
  81 #define MUSTEK_SCSI_CCD_DISTANCE 0x11
  82 #define MUSTEK_SCSI_START_STOP 0x1b
  83
  84 #define CMD_TEST_UNIT_READY 0x00
  85 #define CMD_REQUEST_SENSE 0x03
  86 #define CMD_INQUIRY 0x12
  87
  88 /* scanner commands - just for debug */
  89 #define CMD_SCAN_GET_DATA_BUFFER_STATUS 0x34
  90 #define CMD_SCAN_GET_WINDOW 0x25
  91 #define CMD_SCAN_OBJECT_POSITION 0x31
  92 #define CMD_SCAN_READ 0x28
  93 #define CMD_SCAN_RELEASE_UNIT 0x17
  94 #define CMD_SCAN_RESERVE_UNIT 0x16
  95 #define CMD_SCAN_SCAN 0x1b
  96 #define CMD_SCAN_SEND 0x2a
  97 #define CMD_SCAN_CHANGE_DEFINITION 0x40
  98
  99 #define INQURIY_CMDLEN 6
 100 #define INQURIY_REPLY_LEN 96
 101 #define INQUIRY_VENDOR 8
 102
 103 #define SENSE_BUFFER(prb) (&prb->CDBByte[prb->SRB_CDBLen])
 104
 105
 106 /* Just a container for seeing what devices are open */
 107 struct ASPI_DEVICE_INFO {
 108     struct ASPI_DEVICE_INFO *   next;
 109     int                         fd;
 110     int                         hostId;
 111     int                         target;
 112     int                         lun;
 113 };
 114
 115 typedef struct ASPI_DEVICE_INFO ASPI_DEVICE_INFO;
 116 static ASPI_DEVICE_INFO *ASPI_open_devices = NULL;
 117
 118 #endif