/*
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* led_test.c -- led test application
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*
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* Copyright (c) 2017 Rockchip Electronics Co. Ltd.
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* Author:
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* Panzhenzhuan Wang <randy.wang@rock-chips.com>
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* Bin Yang <yangbin@rock-chips.com>
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*
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <sys/time.h>
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#include <signal.h>
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#include <string.h>
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#include <unistd.h>
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#include "led_test.h"
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#define LOG_TAG "led_test"
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#include "common.h"
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#define LED_BRIGHTNESS_FILE "/sys/class/leds/led%d/brightness"
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#define LED_TRIGGER_FILE "/sys/class/leds/led%d/trigger"
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#define LED_SHOT_FILE "/sys/class/leds/led%d/shot"
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#define LED_DELAY_ON_FILE "/sys/class/leds/led%d/delay_on"
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#define LED_DELAY_OFF_FILE "/sys/class/leds/led%d/delay_off"
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#define LED_NUM 36
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#define COLOR_NUM 3
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//¶¨ÒåLED¿ªÆô¡¢¹Ø±Õ
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#define LED_ON "128"
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#define LED_OFF "0"
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#define TRIGGER_NONE 0
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#define LOG_TAG "led_test"
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#include "common.h"
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#define LED_TEST_TIMEOUT -51
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#define LED_PROC_ERR -55
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//¶¨ÒåLEDµÆÑÕÉ«½á¹¹Ìå
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typedef enum
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{
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LED_BLUE = 0,
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LED_GREEN,
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LED_RED,
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} LED_colors;
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void *led_test(void *argv); //LED²âÊÔ³ÌÐò
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int write_int(char const* path,char const* value); //½«ÖµÐ´Èë¶ÔӦ·¾¶Îļþ
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void *led_test(void *argv)
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{
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char buf[128];
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char cmd[128];
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int led_num,color_num =1;
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LED_colors test_color;
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printf("===================LED test start======================\n\n");
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fprintf(stderr,"Start testing LED, order is Red, Green, Blue, White.\n Testing:\n");
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while(color_num < 4)
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{
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switch(color_num%3) //µÚÒ»ÂÖREDµÆ¡¢µÚ¶þÂÖGREENµÆ¡¢µÚÈýÂÖBLUEµÆ¡¢×îºóÒ»ÂÖRGBºÏ³É°×µÆ
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{
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case 1:
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printf(" The testing color is RED: \n");
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break;
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case 2:
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printf(" The testing color is GREEN: \n");
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break;
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case 0:
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printf(" The testing color is BLUE: \n");
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break;
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default :
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fprintf(stderr,"select color error");
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}
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for(led_num=1;led_num<=LED_NUM;led_num++)
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{
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switch(led_num % 3)
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{
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case LED_RED :
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if(color_num % 3 == 1)
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{
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sprintf(buf,LED_BRIGHTNESS_FILE,led_num);
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if(-1==write_int(buf,LED_ON))
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goto fail;
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}
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else
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{
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sprintf(buf,LED_BRIGHTNESS_FILE,led_num);
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if(-1==write_int(buf,LED_OFF))
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goto fail;
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}
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break;
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case LED_GREEN :
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if(color_num % 3 == 2)
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{
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sprintf(buf,LED_BRIGHTNESS_FILE,led_num);
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if(-1==write_int(buf,LED_ON))
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goto fail;
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}
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else
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{
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sprintf(buf,LED_BRIGHTNESS_FILE,led_num);
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if(-1==write_int(buf,LED_OFF))
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goto fail;
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}
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break;
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case LED_BLUE :
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if(color_num % 3 == 0)
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{
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sprintf(buf,LED_BRIGHTNESS_FILE,led_num);
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if(-1==write_int(buf,LED_ON))
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goto fail;
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}
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else
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{
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sprintf(buf,LED_BRIGHTNESS_FILE,led_num);
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if(-1==write_int(buf,LED_OFF))
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goto fail;
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}
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break;
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default :
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fprintf(stderr,"select color error");
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}
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}
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printf("LED shining 1 seconds:\n");
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sleep(1); //¼ä¸ô1Ãë
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color_num++;
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}
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//RGBÈýÖÖÑÕÉ«ºÏÔÚÒ»ÆðÐγɰ׵Æ
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for(led_num=1;led_num<=LED_NUM;led_num++)
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{
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sprintf(buf,LED_BRIGHTNESS_FILE,led_num);
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if(-1==write_int(buf,LED_ON))
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goto fail;
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}
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sleep(1); //ÔÝÍ£1Ãë
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for(led_num=1;led_num<=LED_NUM;led_num++)
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{
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sprintf(buf,LED_BRIGHTNESS_FILE,led_num);
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if(-1==write_int(buf,LED_OFF))
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goto fail;
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}
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fprintf(stderr, "===========LED Test finished=============\n");
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return (void*)0;
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fail:
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return (void*)-1;
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}
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//* ÐźŴ¦Àíº¯Êý£¬ÔÚ½áÊø½ø³ÌÇ°£¬¹Ø±ÕËùÓеÆ
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static int leds_all_off(int sign_no)
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{
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char buf[128];
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int led_num;
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printf("====================function : %s start =================\n",__func__);
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for(led_num=1; led_num<=LED_NUM; led_num++)
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{
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sprintf(buf,LED_BRIGHTNESS_FILE,led_num);
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if(-1==write_int(buf,LED_OFF))
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goto fail;
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}
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printf("====================function : %s finished =================\n",__func__);
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exit(0);
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fail:
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exit(-1);
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}
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/*Ö÷º¯ÊýÈë¿Ú*/
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int main(int argc, char *argv[])
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{
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int test_flag = 0,err_code = 0;
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char buf[COMMAND_VALUESIZE] = "led_test";
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char result[COMMAND_VALUESIZE] = RESULT_PASS;
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int delay_t = 0;
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struct timeval t1, t2;
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log_info("led test start...\n");
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//* ×¢²áÐźŴ¦Àíº¯Êý
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signal(SIGTERM,(__sighandler_t)leds_all_off);
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gettimeofday(&t1, NULL);
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while(1)
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{
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test_flag = (int)led_test(argv[0]);
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if(test_flag < 0)
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{
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err_code = LED_PROC_ERR;
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break;
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}
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gettimeofday(&t2, NULL);
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delay_t = (t2.tv_sec - t1.tv_sec) * 1000000 + (t2.tv_usec - t1.tv_usec);
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if (delay_t > MANUAL_TEST_TIMEOUT) {
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log_warn("led test end, timeout 60s\n");
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err_code = LED_TEST_TIMEOUT;
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break;
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}
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}
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if (err_code)
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strcpy(result, RESULT_FAIL);
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send_msg_to_server(buf, result, err_code);
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return 0;
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}
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