tmk_core/tool/mbed/mbed-sdk/libraries/USBDevice/USBDevice/USBDevice_Types.h

   1 /* Copyright (c) 2010-2011 mbed.org, MIT License
   2 *
   3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
   4 * and associated documentation files (the "Software"), to deal in the Software without
   5 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
   6 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
   7 * Software is furnished to do so, subject to the following conditions:
   8 *
   9 * The above copyright notice and this permission notice shall be included in all copies or
  10 * substantial portions of the Software.
  11 *
  12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
  13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
  15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  17 */
  18
  19 #ifndef USBDEVICE_TYPES_H
  20 #define USBDEVICE_TYPES_H
  21
  22 /* Standard requests */
  23 #define GET_STATUS        (0)
  24 #define CLEAR_FEATURE     (1)
  25 #define SET_FEATURE       (3)
  26 #define SET_ADDRESS       (5)
  27 #define GET_DESCRIPTOR    (6)
  28 #define SET_DESCRIPTOR    (7)
  29 #define GET_CONFIGURATION (8)
  30 #define SET_CONFIGURATION (9)
  31 #define GET_INTERFACE     (10)
  32 #define SET_INTERFACE     (11)
  33
  34 /* bmRequestType.dataTransferDirection */
  35 #define HOST_TO_DEVICE (0)
  36 #define DEVICE_TO_HOST (1)
  37
  38 /* bmRequestType.Type*/
  39 #define STANDARD_TYPE  (0)
  40 #define CLASS_TYPE     (1)
  41 #define VENDOR_TYPE    (2)
  42 #define RESERVED_TYPE  (3)
  43
  44 /* bmRequestType.Recipient */
  45 #define DEVICE_RECIPIENT    (0)
  46 #define INTERFACE_RECIPIENT (1)
  47 #define ENDPOINT_RECIPIENT  (2)
  48 #define OTHER_RECIPIENT     (3)
  49
  50 /* Descriptors */
  51 #define DESCRIPTOR_TYPE(wValue)  (wValue >> 8)
  52 #define DESCRIPTOR_INDEX(wValue) (wValue & 0xff)
  53
  54 typedef struct {
  55     struct {
  56         uint8_t dataTransferDirection;
  57         uint8_t Type;
  58         uint8_t Recipient;
  59     } bmRequestType;
  60     uint8_t  bRequest;
  61     uint16_t wValue;
  62     uint16_t wIndex;
  63     uint16_t wLength;
  64 } SETUP_PACKET;
  65
  66 typedef struct {
  67     SETUP_PACKET setup;
  68     uint8_t *ptr;
  69     uint32_t remaining;
  70     uint8_t direction;
  71     bool zlp;
  72     bool notify;
  73 } CONTROL_TRANSFER;
  74
  75 typedef enum {ATTACHED, POWERED, DEFAULT, ADDRESS, CONFIGURED} DEVICE_STATE;
  76
  77 typedef struct {
  78     volatile DEVICE_STATE state;
  79     uint8_t configuration;
  80     bool suspended;
  81 } USB_DEVICE;
  82
  83 #endif