90 lines
1.9 KiB
C
90 lines
1.9 KiB
C
/*
|
|
* Copyright (c) 2006-2021, RT-Thread Development Team
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*
|
|
* Change Logs:
|
|
* Date Author Notes
|
|
* 2012-01-03 Yi Qiu first version
|
|
*/
|
|
|
|
#include <rtthread.h>
|
|
#include <drivers/usb_host.h>
|
|
#include "hid.h"
|
|
|
|
#if defined(RT_USBH_HID) && defined(RT_USBH_HID_KEYBOARD)
|
|
|
|
static struct uprotocal kbd_protocal;
|
|
|
|
static rt_err_t rt_usbh_hid_kbd_callback(void* arg)
|
|
{
|
|
int int1, int2;
|
|
struct uhid* hid;
|
|
|
|
hid = (struct uhid*)arg;
|
|
|
|
int1 = *(rt_uint32_t*)hid->buffer;
|
|
int2 = *(rt_uint32_t*)(&hid->buffer[4]);
|
|
|
|
if(int1 != 0 || int2 != 0)
|
|
{
|
|
RT_DEBUG_LOG(RT_DEBUG_USB, ("key down 0x%x, 0x%x\n", int1, int2));
|
|
}
|
|
|
|
return RT_EOK;
|
|
}
|
|
|
|
static rt_thread_t kbd_thread;
|
|
static void kbd_task(void* param)
|
|
{
|
|
struct uhintf* intf = (struct uhintf*)param;
|
|
while (1)
|
|
{
|
|
if (rt_usb_hcd_pipe_xfer(intf->device->hcd, ((struct uhid*)intf->user_data)->pipe_in,
|
|
((struct uhid*)intf->user_data)->buffer, ((struct uhid*)intf->user_data)->pipe_in->ep.wMaxPacketSize,
|
|
USB_TIMEOUT_BASIC) == 0)
|
|
{
|
|
break;
|
|
}
|
|
|
|
rt_usbh_hid_kbd_callback(intf->user_data);
|
|
}
|
|
}
|
|
|
|
|
|
static rt_err_t rt_usbh_hid_kbd_init(void* arg)
|
|
{
|
|
struct uhintf* intf = (struct uhintf*)arg;
|
|
|
|
RT_ASSERT(intf != RT_NULL);
|
|
|
|
rt_usbh_hid_set_protocal(intf, 0);
|
|
|
|
rt_usbh_hid_set_idle(intf, 10, 0);
|
|
|
|
RT_DEBUG_LOG(RT_DEBUG_USB, ("start usb keyboard\n"));
|
|
|
|
kbd_thread = rt_thread_create("kbd0", kbd_task, intf, 1024, 8, 100);
|
|
rt_thread_startup(kbd_thread);
|
|
|
|
return RT_EOK;
|
|
}
|
|
|
|
/**
|
|
* This function will define the hid keyboard protocal, it will be register to the protocal list.
|
|
*
|
|
* @return the keyboard protocal structure.
|
|
*/
|
|
uprotocal_t rt_usbh_hid_protocal_kbd(void)
|
|
{
|
|
kbd_protocal.pro_id = USB_HID_KEYBOARD;
|
|
|
|
kbd_protocal.init = rt_usbh_hid_kbd_init;
|
|
kbd_protocal.callback = rt_usbh_hid_kbd_callback;
|
|
|
|
return &kbd_protocal;
|
|
}
|
|
|
|
#endif
|
|
|