94 lines
2.1 KiB
C
Executable File
94 lines
2.1 KiB
C
Executable File
/*
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* Copyright (c) 2006-2023, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2012-01-03 Yi Qiu first version
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*/
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#include <rtthread.h>
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#include <drivers/usb_host.h>
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#include "hid.h"
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#if defined(RT_USBH_HID) && defined(RT_USBH_HID_KEYBOARD)
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#define DBG_TAG "usbhost.ukbd"
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#define DBG_LVL DBG_INFO
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#include <rtdbg.h>
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static struct uprotocal kbd_protocal;
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static rt_err_t rt_usbh_hid_kbd_callback(void* arg)
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{
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int int1, int2;
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struct uhid* hid;
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hid = (struct uhid*)arg;
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int1 = *(rt_uint32_t*)hid->buffer;
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int2 = *(rt_uint32_t*)(&hid->buffer[4]);
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if(int1 != 0 || int2 != 0)
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{
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LOG_D("key down 0x%x, 0x%x", int1, int2);
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}
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return RT_EOK;
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}
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static rt_thread_t kbd_thread;
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static void kbd_task(void* param)
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{
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struct uhintf* intf = (struct uhintf*)param;
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while (1)
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{
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if (rt_usb_hcd_pipe_xfer(intf->device->hcd, ((struct uhid*)intf->user_data)->pipe_in,
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((struct uhid*)intf->user_data)->buffer, ((struct uhid*)intf->user_data)->pipe_in->ep.wMaxPacketSize,
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USB_TIMEOUT_BASIC) == 0)
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{
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break;
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}
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rt_usbh_hid_kbd_callback(intf->user_data);
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}
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}
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static rt_err_t rt_usbh_hid_kbd_init(void* arg)
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{
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struct uhintf* intf = (struct uhintf*)arg;
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RT_ASSERT(intf != RT_NULL);
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rt_usbh_hid_set_protocal(intf, 0);
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rt_usbh_hid_set_idle(intf, 10, 0);
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LOG_D("start usb keyboard");
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kbd_thread = rt_thread_create("kbd0", kbd_task, intf, 1024, 8, 100);
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rt_thread_startup(kbd_thread);
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return RT_EOK;
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}
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/**
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* This function will define the hid keyboard protocal, it will be register to the protocal list.
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*
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* @return the keyboard protocal structure.
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*/
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uprotocal_t rt_usbh_hid_protocal_kbd(void)
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{
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kbd_protocal.pro_id = USB_HID_KEYBOARD;
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kbd_protocal.init = rt_usbh_hid_kbd_init;
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kbd_protocal.callback = rt_usbh_hid_kbd_callback;
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return &kbd_protocal;
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}
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#endif
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