src/include/usb_ch9.h

   1 #ifndef USB_CH9_H
   2 #define USB_CH9_H
   3
   4 #define USB_DIR_OUT                     0               /* to device */
   5 #define USB_DIR_IN                      0x80            /* to host */
   6
   7 /*
   8  * USB types, the second of three bRequestType fields
   9  */
  10 #define USB_TYPE_MASK                   (0x03 << 5)
  11 #define USB_TYPE_STANDARD               (0x00 << 5)
  12 #define USB_TYPE_CLASS                  (0x01 << 5)
  13 #define USB_TYPE_VENDOR                 (0x02 << 5)
  14 #define USB_TYPE_RESERVED               (0x03 << 5)
  15 /*
  16  * USB recipients, the third of three bRequestType fields
  17  */
  18 #define USB_RECIP_MASK                  0x1f
  19 #define USB_RECIP_DEVICE                0x00
  20 #define USB_RECIP_INTERFACE             0x01
  21 #define USB_RECIP_ENDPOINT              0x02
  22 #define USB_RECIP_OTHER                 0x03
  23 /* From Wireless USB 1.0 */
  24 #define USB_RECIP_PORT                  0x04
  25 #define USB_RECIP_RPIPE                 0x05
  26
  27 /*
  28  * Standard requests, for the bRequest field of a SETUP packet.
  29  *
  30  * These are qualified by the bRequestType field, so that for example
  31  * TYPE_CLASS or TYPE_VENDOR specific feature flags could be retrieved
  32  * by a GET_STATUS request.
  33  */
  34 #define USB_REQ_GET_STATUS              0x00
  35 #define USB_REQ_CLEAR_FEATURE           0x01
  36 #define USB_REQ_SET_FEATURE             0x03
  37 #define USB_REQ_SET_ADDRESS             0x05
  38 #define USB_REQ_GET_DESCRIPTOR          0x06
  39 #define USB_REQ_SET_DESCRIPTOR          0x07
  40 #define USB_REQ_GET_CONFIGURATION       0x08
  41 #define USB_REQ_SET_CONFIGURATION       0x09
  42 #define USB_REQ_GET_INTERFACE           0x0A
  43 #define USB_REQ_SET_INTERFACE           0x0B
  44 #define USB_REQ_SYNCH_FRAME             0x0C
  45
  46 #define USB_REQ_SET_ENCRYPTION          0x0D    /* Wireless USB */
  47 #define USB_REQ_GET_ENCRYPTION          0x0E
  48 #define USB_REQ_RPIPE_ABORT             0x0E
  49 #define USB_REQ_SET_HANDSHAKE           0x0F
  50 #define USB_REQ_RPIPE_RESET             0x0F
  51 #define USB_REQ_GET_HANDSHAKE           0x10
  52 #define USB_REQ_SET_CONNECTION          0x11
  53 #define USB_REQ_SET_SECURITY_DATA       0x12
  54 #define USB_REQ_GET_SECURITY_DATA       0x13
  55 #define USB_REQ_SET_WUSB_DATA           0x14
  56 #define USB_REQ_LOOPBACK_DATA_WRITE     0x15
  57 #define USB_REQ_LOOPBACK_DATA_READ      0x16
  58 #define USB_REQ_SET_INTERFACE_DS        0x17
  59
  60 #define USB_DT_DEBUG                    0x0a
  61
  62 #define USB_DEVICE_DEBUG_MODE           6       /* (special devices only) */
  63
  64 struct usb_ctrlrequest {
  65         u8  bRequestType;
  66         u8  bRequest;
  67         u16 wValue;
  68         u16 wIndex;
  69         u16 wLength;
  70 } __attribute__ ((packed));
  71
  72 struct usb_debug_descriptor {
  73         u8  bLength;
  74         u8  bDescriptorType;
  75
  76         /* bulk endpoints with 8 byte maxpacket */
  77         u8  bDebugInEndpoint;
  78         u8  bDebugOutEndpoint;
  79 };
  80
  81 #endif
  82