138 lines
4.0 KiB
C
Executable File
138 lines
4.0 KiB
C
Executable File
/*
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* Copyright (C) 2017 XRADIO TECHNOLOGY CO., LTD. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name of XRADIO TECHNOLOGY CO., LTD. nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "kernel/os/os.h"
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#include "driver/chip/hal_keyboard.h"
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#include "common/framework/platform_init.h"
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#define NON_KEY_PRESS 0xffffffff
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#define KeyTask_PRIO 4
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#define KeyTask_STACKSIZE 1024
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static OS_Thread_t g_key_thread;
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typedef struct {
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OS_Semaphore_t key_sem;
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uint8_t len;
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uint32_t buffer[KEY_SCAN_BUFFER_MAX];
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uint8_t p_col;
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uint8_t p_row;
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uint8_t flag;
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} key_priv;
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static key_priv gkeypriv;
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static void keyboard_press_cols_rows(uint8_t index, uint32_t value)
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{
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for (uint8_t i = 0; i < 32; i++) {
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if ((value & 0x01) == 0) {
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gkeypriv.p_row = i % KEY_SCAN_ROWS_MAX;
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gkeypriv.p_col = (index * 32 + i) / KEY_SCAN_ROWS_MAX;
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printf("press key row: %d, col: %d\n", gkeypriv.p_row, gkeypriv.p_col);
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}
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value >>= 1;
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}
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}
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/*
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* keyboard callback function
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*/
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static void keyboard_callback(uint32_t *rowdata, uint8_t len)
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{
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OS_Status ret;
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gkeypriv.len = len;
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for (uint8_t i = 0; i < len; i++) {
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gkeypriv.buffer[i] = rowdata[i];
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}
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gkeypriv.flag = 1;
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ret = OS_SemaphoreRelease(&gkeypriv.key_sem);
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if (ret != OS_OK)
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printf("%s,%d release semap err!\n", __func__, __LINE__);
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}
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static void Get_KeyValue_Task(void *arg)
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{
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while (1) {
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if (OS_SemaphoreWait(&gkeypriv.key_sem, OS_WAIT_FOREVER) != OS_OK)
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continue;
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for (uint8_t i = 0; i < gkeypriv.len; i++) {
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if ((gkeypriv.buffer[i] != NON_KEY_PRESS)) {
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printf("keydata[%d]: 0x%08x\n", i, gkeypriv.buffer[i]);
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keyboard_press_cols_rows(i, gkeypriv.buffer[i]);
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}
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}
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}
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}
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static int keyboard_init(void)
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{
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keyboard_InitParam param;
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param.freq = 24 * 1000000;
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param.cols = 0x00;
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param.rows = 0xff00;
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param.timecycle = 0x100;
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param.scan = 0x100;
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param.debounce = 0xA00;
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HAL_KeyBoard_Open(¶m, keyboard_callback);
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if (OS_SemaphoreCreate(&gkeypriv.key_sem, 0, 1) != OS_OK) {
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printf("create semaphore failed\n");
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return -1;
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}
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if (OS_ThreadCreate(&g_key_thread,
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"user",
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Get_KeyValue_Task,
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NULL,
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KeyTask_PRIO,
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KeyTask_STACKSIZE) != OS_OK) {
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printf("create key task failed!\n");
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return -1;
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}
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return 0;
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}
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int main(void)
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{
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platform_init();
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printf("\nInitial keyboard...\n");
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keyboard_init();
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printf("Initial keyboard OK\n");
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printf("You can press the keyboard now\n");
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return 0;
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}
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