mirror of
https://gitee.com/Vancouver2017/luban-lite.git
synced 2025-12-22 12:08:54 +00:00
280 lines
9.1 KiB
C
280 lines
9.1 KiB
C
#include "usbd_core.h"
|
|
#include "usbd_hid.h"
|
|
|
|
#define HID_STATE_IDLE 0
|
|
#define HID_STATE_BUSY 1
|
|
|
|
/*!< endpoint address */
|
|
#define HID_INT_EP 0x81
|
|
#define HID_INT_EP_SIZE 8
|
|
#define HID_INT_EP_INTERVAL 10
|
|
|
|
#define USBD_VID 0xffff
|
|
#define USBD_PID 0xffff
|
|
#define USBD_MAX_POWER 100
|
|
#define USBD_LANGID_STRING 1033
|
|
|
|
/*!< hid state ! Data can be sent only when state is idle */
|
|
uint8_t hid_state = HID_STATE_IDLE;
|
|
|
|
/*!< config descriptor size */
|
|
#define USB_HID_CONFIG_DESC_SIZ 34
|
|
/*!< report descriptor size */
|
|
#define HID_MOUSE_REPORT_DESC_SIZE 74
|
|
|
|
/*!< global descriptor */
|
|
const uint8_t hid_descriptor[] = {
|
|
USB_DEVICE_DESCRIPTOR_INIT(USB_2_0, 0x00, 0x00, 0x00, USBD_VID, USBD_PID, 0x0002, 0x01),
|
|
USB_CONFIG_DESCRIPTOR_INIT(USB_HID_CONFIG_DESC_SIZ, 0x01, 0x01, USB_CONFIG_BUS_POWERED, USBD_MAX_POWER),
|
|
|
|
/************** Descriptor of Joystick Mouse interface ****************/
|
|
/* 09 */
|
|
0x09, /* bLength: Interface Descriptor size */
|
|
USB_DESCRIPTOR_TYPE_INTERFACE, /* bDescriptorType: Interface descriptor type */
|
|
0x00, /* bInterfaceNumber: Number of Interface */
|
|
0x00, /* bAlternateSetting: Alternate setting */
|
|
0x01, /* bNumEndpoints */
|
|
0x03, /* bInterfaceClass: HID */
|
|
0x01, /* bInterfaceSubClass : 1=BOOT, 0=no boot */
|
|
0x02, /* nInterfaceProtocol : 0=none, 1=keyboard, 2=mouse */
|
|
0, /* iInterface: Index of string descriptor */
|
|
/******************** Descriptor of Joystick Mouse HID ********************/
|
|
/* 18 */
|
|
0x09, /* bLength: HID Descriptor size */
|
|
HID_DESCRIPTOR_TYPE_HID, /* bDescriptorType: HID */
|
|
0x11, /* bcdHID: HID Class Spec release number */
|
|
0x01,
|
|
0x00, /* bCountryCode: Hardware target country */
|
|
0x01, /* bNumDescriptors: Number of HID class descriptors to follow */
|
|
0x22, /* bDescriptorType */
|
|
HID_MOUSE_REPORT_DESC_SIZE, /* wItemLength: Total length of Report descriptor */
|
|
0x00,
|
|
/******************** Descriptor of Mouse endpoint ********************/
|
|
/* 27 */
|
|
0x07, /* bLength: Endpoint Descriptor size */
|
|
USB_DESCRIPTOR_TYPE_ENDPOINT, /* bDescriptorType: */
|
|
HID_INT_EP, /* bEndpointAddress: Endpoint Address (IN) */
|
|
0x03, /* bmAttributes: Interrupt endpoint */
|
|
HID_INT_EP_SIZE, /* wMaxPacketSize: 4 Byte max */
|
|
0x00,
|
|
HID_INT_EP_INTERVAL, /* bInterval: Polling Interval */
|
|
/* 34 */
|
|
///////////////////////////////////////
|
|
/// string0 descriptor
|
|
///////////////////////////////////////
|
|
USB_LANGID_INIT(USBD_LANGID_STRING),
|
|
///////////////////////////////////////
|
|
/// string1 descriptor
|
|
///////////////////////////////////////
|
|
0x14, /* bLength */
|
|
USB_DESCRIPTOR_TYPE_STRING, /* bDescriptorType */
|
|
'C', 0x00, /* wcChar0 */
|
|
'h', 0x00, /* wcChar1 */
|
|
'e', 0x00, /* wcChar2 */
|
|
'r', 0x00, /* wcChar3 */
|
|
'r', 0x00, /* wcChar4 */
|
|
'y', 0x00, /* wcChar5 */
|
|
'U', 0x00, /* wcChar6 */
|
|
'S', 0x00, /* wcChar7 */
|
|
'B', 0x00, /* wcChar8 */
|
|
///////////////////////////////////////
|
|
/// string2 descriptor
|
|
///////////////////////////////////////
|
|
0x26, /* bLength */
|
|
USB_DESCRIPTOR_TYPE_STRING, /* bDescriptorType */
|
|
'C', 0x00, /* wcChar0 */
|
|
'h', 0x00, /* wcChar1 */
|
|
'e', 0x00, /* wcChar2 */
|
|
'r', 0x00, /* wcChar3 */
|
|
'r', 0x00, /* wcChar4 */
|
|
'y', 0x00, /* wcChar5 */
|
|
'U', 0x00, /* wcChar6 */
|
|
'S', 0x00, /* wcChar7 */
|
|
'B', 0x00, /* wcChar8 */
|
|
' ', 0x00, /* wcChar9 */
|
|
'H', 0x00, /* wcChar10 */
|
|
'I', 0x00, /* wcChar11 */
|
|
'D', 0x00, /* wcChar12 */
|
|
' ', 0x00, /* wcChar13 */
|
|
'D', 0x00, /* wcChar14 */
|
|
'E', 0x00, /* wcChar15 */
|
|
'M', 0x00, /* wcChar16 */
|
|
'O', 0x00, /* wcChar17 */
|
|
///////////////////////////////////////
|
|
/// string3 descriptor
|
|
///////////////////////////////////////
|
|
0x16, /* bLength */
|
|
USB_DESCRIPTOR_TYPE_STRING, /* bDescriptorType */
|
|
'2', 0x00, /* wcChar0 */
|
|
'0', 0x00, /* wcChar1 */
|
|
'2', 0x00, /* wcChar2 */
|
|
'2', 0x00, /* wcChar3 */
|
|
'1', 0x00, /* wcChar4 */
|
|
'2', 0x00, /* wcChar5 */
|
|
'3', 0x00, /* wcChar6 */
|
|
'4', 0x00, /* wcChar7 */
|
|
'5', 0x00, /* wcChar8 */
|
|
'6', 0x00, /* wcChar9 */
|
|
#ifdef CONFIG_USB_HS
|
|
///////////////////////////////////////
|
|
/// device qualifier descriptor
|
|
///////////////////////////////////////
|
|
0x0a,
|
|
USB_DESCRIPTOR_TYPE_DEVICE_QUALIFIER,
|
|
0x00,
|
|
0x02,
|
|
0x00,
|
|
0x00,
|
|
0x00,
|
|
0x40,
|
|
0x01,
|
|
0x00,
|
|
#endif
|
|
0x00
|
|
};
|
|
|
|
/*!< hid mouse report descriptor */
|
|
static const uint8_t hid_mouse_report_desc[HID_MOUSE_REPORT_DESC_SIZE] = {
|
|
0x05, 0x01, // USAGE_PAGE (Generic Desktop)
|
|
0x09, 0x02, // USAGE (Mouse)
|
|
0xA1, 0x01, // COLLECTION (Application)
|
|
0x09, 0x01, // USAGE (Pointer)
|
|
|
|
0xA1, 0x00, // COLLECTION (Physical)
|
|
0x05, 0x09, // USAGE_PAGE (Button)
|
|
0x19, 0x01, // USAGE_MINIMUM (Button 1)
|
|
0x29, 0x03, // USAGE_MAXIMUM (Button 3)
|
|
|
|
0x15, 0x00, // LOGICAL_MINIMUM (0)
|
|
0x25, 0x01, // LOGICAL_MAXIMUM (1)
|
|
0x95, 0x03, // REPORT_COUNT (3)
|
|
0x75, 0x01, // REPORT_SIZE (1)
|
|
|
|
0x81, 0x02, // INPUT (Data,Var,Abs)
|
|
0x95, 0x01, // REPORT_COUNT (1)
|
|
0x75, 0x05, // REPORT_SIZE (5)
|
|
0x81, 0x01, // INPUT (Cnst,Var,Abs)
|
|
|
|
0x05, 0x01, // USAGE_PAGE (Generic Desktop)
|
|
0x09, 0x30, // USAGE (X)
|
|
0x09, 0x31, // USAGE (Y)
|
|
0x09, 0x38,
|
|
|
|
0x15, 0x81, // LOGICAL_MINIMUM (-127)
|
|
0x25, 0x7F, // LOGICAL_MAXIMUM (127)
|
|
0x75, 0x08, // REPORT_SIZE (8)
|
|
0x95, 0x03, // REPORT_COUNT (2)
|
|
|
|
0x81, 0x06, // INPUT (Data,Var,Rel)
|
|
0xC0, 0x09,
|
|
0x3c, 0x05,
|
|
0xff, 0x09,
|
|
|
|
0x01, 0x15,
|
|
0x00, 0x25,
|
|
0x01, 0x75,
|
|
0x01, 0x95,
|
|
|
|
0x02, 0xb1,
|
|
0x22, 0x75,
|
|
0x06, 0x95,
|
|
0x01, 0xb1,
|
|
|
|
0x01, 0xc0 // END_COLLECTION
|
|
};
|
|
|
|
/*!< mouse report struct */
|
|
struct hid_mouse {
|
|
uint8_t buttons;
|
|
int8_t x;
|
|
int8_t y;
|
|
int8_t wheel;
|
|
};
|
|
|
|
/*!< class */
|
|
static usbd_class_t hid_class;
|
|
|
|
/*!< interface */
|
|
static usbd_interface_t hid_intf;
|
|
|
|
/*!< mouse report */
|
|
static struct hid_mouse mouse_cfg;
|
|
|
|
/* function ------------------------------------------------------------------*/
|
|
static void usbd_hid_int_callback(uint8_t ep)
|
|
{
|
|
/*!< endpoint call back */
|
|
/*!< transfer successfully */
|
|
if (hid_state == HID_STATE_BUSY) {
|
|
/*!< update the state */
|
|
hid_state = HID_STATE_IDLE;
|
|
}
|
|
}
|
|
|
|
/*!< endpoint call back */
|
|
static usbd_endpoint_t hid_in_ep = {
|
|
.ep_cb = usbd_hid_int_callback,
|
|
.ep_addr = 0x81
|
|
};
|
|
|
|
/* function ------------------------------------------------------------------*/
|
|
/**
|
|
* @brief hid mouse init
|
|
* @pre none
|
|
* @param[in] none
|
|
* @retval none
|
|
*/
|
|
void hid_mouse_init(void)
|
|
{
|
|
usbd_desc_register(hid_descriptor);
|
|
/*!< add interface */
|
|
usbd_hid_add_interface(&hid_class, &hid_intf);
|
|
/*!< interface add endpoint */
|
|
usbd_interface_add_endpoint(&hid_intf, &hid_in_ep);
|
|
/*!< register report descriptor */
|
|
usbd_hid_report_descriptor_register(0, hid_mouse_report_desc, HID_MOUSE_REPORT_DESC_SIZE);
|
|
|
|
usbd_initialize();
|
|
|
|
/*!< init mouse report data */
|
|
mouse_cfg.buttons = 0;
|
|
mouse_cfg.wheel = 0;
|
|
mouse_cfg.x = 0;
|
|
mouse_cfg.y = 0;
|
|
}
|
|
|
|
/**
|
|
* @brief device send report to host
|
|
* @pre none
|
|
* @param[in] ep endpoint address
|
|
* @param[in] data Points to the data buffer waiting to be sent
|
|
* @param[in] len Length of data to be sent
|
|
* @retval none
|
|
*/
|
|
void hid_mouse_send_report(uint8_t ep, uint8_t *data, uint8_t len)
|
|
{
|
|
if (usb_device_is_configured()) {
|
|
if (hid_state == HID_STATE_IDLE) {
|
|
/*!< updata the state */
|
|
hid_state = HID_STATE_BUSY;
|
|
/*!< write buffer */
|
|
usbd_ep_write(ep, data, len, NULL);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief hid mouse test
|
|
* @pre none
|
|
* @param[in] none
|
|
* @retval none
|
|
*/
|
|
void hid_mouse_send_report_test(void)
|
|
{
|
|
/*!< remove mouse pointer */
|
|
mouse_cfg.x += 10;
|
|
mouse_cfg.y = 0;
|
|
/*!< send repotr to host */
|
|
hid_mouse_send_report(HID_INT_EP, (uint8_t *)&mouse_cfg, 4);
|
|
/*!< delay 1000ms */
|
|
} |