KernelLand/Modules/USB/MSC/scsi.h

   1 /*
   2  * Acess2 USB Stack Mass Storage Driver
   3  * - By John Hodge (thePowersGang)
   4  *
   5  * scsi.h
   6  * - "SCSI Transparent Command Set" handling code
   7  */
   8 #ifndef _MSC__SCSI_H_
   9 #define _MSC__SCSI_H_
  10
  11 // NOTE: All commands are big-endian
  12 enum eSCSI_Ops
  13 {
  14         READ_CAPACITY_10 = 0x25,
  15         SERVICE_ACTION_IN_16 = 0x9E
  16 };
  17
  18 struct sSCSI_Cmd_RequestSense
  19 {
  20         Uint8   Op;     // 0x03
  21         Uint8   Desc;
  22         Uint16  _resvd;
  23         Uint8   AllocationLength;
  24         Uint8   Control;
  25 } PACKED;
  26
  27 struct sSCSI_SenseData
  28 {
  29         Uint8   ResponseCode;
  30         Uint8   _obselete;
  31         Uint8   Flags;
  32         Uint32  Information;
  33         Uint8   AdditionalSenseLength;
  34         Uint32  CommandSpecInfomation;
  35         Uint8   AdditionalSenseCode;
  36         Uint8   AdditionalSenseCodeQual;
  37         Uint8   FRUC;
  38         //Uint
  39 } PACKED;
  40
  41 struct sSCSI_Cmd_ReadCapacity10
  42 {
  43         Uint8   Op;     // 0x25
  44         Uint8   _resvd1;
  45         Uint32  LBA;
  46         Uint16  _resvd2;
  47         Uint8   Flags;
  48         Uint8   Control;
  49 } PACKED;
  50
  51 struct sSCSI_Cmd_ReadCapacity16
  52 {
  53         Uint8   Op;     // 0x9E
  54         Uint8   Svc;    // 0x10
  55         Uint64  LBA;    //
  56         Uint32  AllocationLength;
  57         Uint8   Flags;
  58         Uint8   Control;
  59 } PACKED;
  60
  61 struct sSCSI_Ret_ReadCapacity10
  62 {
  63         Uint32  LastBlock;
  64         Uint32  BlockSize;
  65 } PACKED;
  66
  67 struct sSCSI_Ret_ReadCapacity16
  68 {
  69         Uint64  LastBlock;
  70         Uint32  BlockSize;
  71         Uint8   Flags;
  72         Uint8   _resvd[32-13];
  73 } PACKED;
  74
  75 struct sSCSI_Cmd_Read6
  76 {
  77         Uint8   Op;     // 0x08
  78         Uint8   LBATop;
  79         Uint16  LBALower;
  80         Uint8   Length;
  81         Uint8   Control;
  82 } PACKED;
  83
  84 struct sSCSI_Cmd_Read10
  85 {
  86         Uint8   Op;     // 0x28
  87         Uint8   Flags;
  88         Uint32  LBA;
  89         Uint8   GroupNumber;
  90         Uint16  Length;
  91         Uint8   Control;
  92 } PACKED;
  93
  94 struct sSCSI_Cmd_Read16
  95 {
  96         Uint8   Op;     // 0x88
  97         Uint8   Flags;
  98         Uint64  LBA;
  99         Uint32  Length;
 100         Uint8   GroupNumber;
 101         Uint8   Control;
 102 } PACKED;
 103
 104 #endif
 105