compiler/include/devices/usb_massstorage.h

   1 #ifndef DEVICES_USB_MASSSTORAGE_H
   2 #define DEVICES_USB_MASSSTORAGE_H
   3 /*
   4 **      $VER: usb_massstorage.h 2.0 (15.12.07)
   5 **
   6 **      usb definitions include file
   7 **
   8 **      (C) Copyright 2002-2007 Chris Hodges
   9 **          All Rights Reserved
  10 */
  11
  12 #include <exec/types.h>
  13
  14 #if defined(__GNUC__)
  15 # pragma pack(1)
  16 #endif
  17
  18 /* Usb Mass Storage CBI Requests */
  19 #define UMSR_ADSC             0x00
  20
  21 /* Usb Mass Storage Bulk only Requests */
  22 #define UMSR_BULK_ONLY_RESET  0xff
  23 #define UMSR_GET_MAX_LUN      0xfe
  24
  25 /* Mass Storage subclasses */
  26 #define MS_RBC_SUBCLASS       0x01  /* Flash devices */
  27 #define MS_ATAPI_SUBCLASS     0x02  /* CD roms etc */
  28 #define MS_QIC157_SUBCLASS    0x03  /* Tape devices */
  29 #define MS_UFI_SUBCLASS       0x04  /* Floppy */
  30 #define MS_FDDATAPI_SUBCLASS  0x05  /* ATAPI Floppy */
  31 #define MS_SCSI_SUBCLASS      0x06  /* SCSI devices */
  32
  33 /* Mass Storage protocols */
  34 #define MS_PROTO_CBI          0x00 /* Control/Bulk/Interrupt transport with command completion interrupt */
  35 #define MS_PROTO_CB           0x01 /* Control/Bulk/Interrupt transport without command completion interrupt */
  36 #define MS_PROTO_BULK         0x50 /* Bulk-only transport */
  37
  38 /* Usb Mass Storage Class specific stuff */
  39
  40 struct UsbMSCmdBlkWrapper
  41 {
  42     ULONG dCBWSignature;       /* 0x43425355 (little endian) indicating a CBW */
  43     ULONG dCBWTag;             /* Command Block Tag */
  44     ULONG dCBWDataTransferLength; /* Number of bytes to transfer */
  45     UBYTE bmCBWFlags;          /* Direction flag (Bit 7) */
  46     UBYTE bCBWLUN;             /* target logical unit number */
  47     UBYTE bCBWCBLength;        /* length of the command block in bytes (1-16) */
  48     UBYTE CBWCB[16];           /* the command block itself */
  49 };
  50
  51 struct UsbMSCmdStatusWrapper
  52 {
  53     ULONG dCSWSignature;       /* 0x53425355 (little endian) indicating a CSW */
  54     ULONG dCSWTag;             /* Command Status Tag, associated with dCBWTag */
  55     ULONG dCSWDataResidue;     /* Actual number of bytes to transfer */
  56     UBYTE bCSWStatus;          /* Status (see below) */
  57 };
  58
  59 struct UsbMSCBIStatusWrapper
  60 {
  61     UBYTE bType;               /* always 0x00 for valid status block (for UFI/Floppy, this is ASC) */
  62     UBYTE bValue;              /* mask out bit 0,1 for status (see below) (for UFI/Floppy, this is ASCQ) */
  63 };
  64
  65 #define UMSCBW_SIZEOF         31 /* sizeof(UsbMSCmdBlkWrapper) will yield 32 instead of 31! */
  66 #define UMSCSW_SIZEOF         13 /* sizeof(UsbMSCmdStatusWrapper) will yield 14 instead of 13! */
  67
  68 #define USMF_CSW_PASS         0x00 /* command passed */
  69 #define USMF_CSW_FAIL         0x01 /* command failed */
  70 #define USMF_CSW_PHASEERR     0x02 /* phase error */
  71 #define USMF_CSW_PERSIST      0x03 /* persistant error (CBI only) */
  72
  73 #if defined(__GNUC__)
  74 # pragma pack()
  75 #endif
  76
  77 #endif /* DEVICES_USB_MASSSTORAGE_H */