1 /*!
2     \file    usb_hid.h
3     \brief   definitions for the USB HID class
4 
5     \version 2020-08-04, V1.1.0, firmware for GD32VF103
6 */
7 
8 /*
9     Copyright (c) 2020, GigaDevice Semiconductor Inc.
10 
11     Redistribution and use in source and binary forms, with or without modification,
12 are permitted provided that the following conditions are met:
13 
14     1. Redistributions of source code must retain the above copyright notice, this
15        list of conditions and the following disclaimer.
16     2. Redistributions in binary form must reproduce the above copyright notice,
17        this list of conditions and the following disclaimer in the documentation
18        and/or other materials provided with the distribution.
19     3. Neither the name of the copyright holder nor the names of its contributors
20        may be used to endorse or promote products derived from this software without
21        specific prior written permission.
22 
23     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
24 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
25 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26 IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
27 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
28 NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
29 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
30 WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
32 OF SUCH DAMAGE.
33 */
34 
35 #ifndef __USB_HID_H
36 #define __USB_HID_H
37 
38 #include "usb_ch9_std.h"
39 
40 #define USB_HID_CLASS               0x03U
41 
42 #define USB_DESCTYPE_HID            0x21U
43 #define USB_DESCTYPE_REPORT         0x22U
44 
45 /* HID subclass code */
46 #define USB_HID_SUBCLASS_BOOT_ITF   0x01U
47 
48 /* HID protocol codes */
49 #define USB_HID_PROTOCOL_KEYBOARD   0x01U
50 #define USB_HID_PROTOCOL_MOUSE      0x02U
51 
52 #define GET_REPORT                  0x01U
53 #define GET_IDLE                    0x02U
54 #define GET_PROTOCOL                0x03U
55 #define SET_REPORT                  0x09U
56 #define SET_IDLE                    0x0AU
57 #define SET_PROTOCOL                0x0BU
58 
59 #pragma pack(1)
60 
61 typedef struct
62 {
63     usb_desc_header header;     /*!< regular descriptor header containing the descriptor's type and length */
64 
65     uint16_t bcdHID;            /*!< BCD encoded version that the HID descriptor and device complies to */
66     uint8_t  bCountryCode;      /*!< country code of the localized device, or zero if universal */
67     uint8_t  bNumDescriptors;   /*!< total number of HID report descriptors for the interface */
68     uint8_t  bDescriptorType;   /*!< type of HID report */
69     uint16_t wDescriptorLength; /*!< length of the associated HID report descriptor, in bytes */
70 } usb_desc_hid;
71 
72 #pragma pack()
73 
74 typedef struct
75 {
76     usb_desc_config         config;
77     usb_desc_itf            hid_itf;
78     usb_desc_hid            hid_vendor;
79     usb_desc_ep             hid_epin;
80     usb_desc_ep             hid_epout;
81 }usb_hid_desc_config_set;
82 
83 #endif /* __USB_HID_H */
84