/*
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* rtc_test.c -- rtc test application
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*
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* Copyright (c) 2017 Rockchip Electronics Co. Ltd.
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* Author: Panzhenzhuan Wang <randy.wang@rock-chips.com>
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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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//RTC²âÊÔ×ܳÌÐò£¬°üº¬ÉèÖÃϵͳʱ¼äºÍ»ñȡϵͳʱ¼ä
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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//timeÏà¹ØÍ·Îļþ
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#include <time.h>
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#include <sys/time.h>
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//open()Ïà¹ØÍ·Îļþ
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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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//errorÏà¹ØÍ·Îļþ
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#include <errno.h>
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//RTCÓйØÍ·Îļþ
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#include <linux/rtc.h>
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#include <sys/ioctl.h>
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#include <unistd.h>
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#include "rtc_test.h"
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#define LOG_TAG "rtc_test"
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#include "common.h"
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#define RTC_PROC_ERR -95
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#define RTC_TIME_DIFF 1
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#define MAJOR_RTC_PATH "/dev/rtc"
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#define MINOR_RTC_PATH "/dev/rtc0"
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#define MAX_TEST 2
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//* »ñÈ¡RTC¶Áȡ·¾¶
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int rtc_xopen(int flags)
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{
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int rtc_fd;
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rtc_fd = open(MAJOR_RTC_PATH, flags);
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if (rtc_fd < 0) {
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rtc_fd = open(MINOR_RTC_PATH, flags);
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if (rtc_fd < 0) {
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printf("open %s failed:%s\n", MINOR_RTC_PATH,
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strerror(errno));
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}
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}
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else {
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printf("open %s\n", MAJOR_RTC_PATH);
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}
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return rtc_fd;
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}
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//* ÉèÖÃϵͳʱ¼ä
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int set_system_time(struct tm *tm_p)
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{
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int ret;
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int fd;
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//fd = rtc_xopen(O_RDWR|O_NOCTTY|O_NDELAY);
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fd = open(MINOR_RTC_PATH, O_RDWR|O_NOCTTY|O_NDELAY);
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if (fd < 0)
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{
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printf("open %s failed:%s\n", MINOR_RTC_PATH,strerror(errno));
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return -1;
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}
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//ʹÓÃRTC¶ÔÓ¦µÄioctlº¯ÊýÉèÖÃʱ¼ä
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ret = ioctl(fd, RTC_SET_TIME, tm_p);
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if (ret < 0)
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{
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printf("set rtc failed:%s\n", strerror(errno));
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return -1;
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}
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close(fd);
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return 0;
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}
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//1¡¢rtcÉèÖÃϵͳʱ¼ä²âÊÔ
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int rtc_set_system_time_test(char *time_set, time_t *local_time)
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{
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char *s;
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int day, hour;
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struct tm tm_p;
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printf("==========rtc_set_system_time_test start===========\n");
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s = time_set;
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//ÉèÖÃÄê¡¢Ô¡¢ÈÕ,µÃµ½µÄÊǸñÁÖʱ¼ä
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day = atoi(s);
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//printf("day value is %d\n",day);
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tm_p.tm_year = day/10000 - 1900;
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tm_p.tm_mon = (day%10000)/100 - 1;
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tm_p.tm_mday = (day%100);
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//Ñ»·µ½´ïСÊýµãºóÃæµÄÊýÖµ£¬¼´Ê±·ÖÃëÖµ
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while (*s && *s != '.')
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s++;
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if (*s)
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s++;
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//ÉèÖÃʱ¡¢·Ö¡¢Ãë
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hour = atoi(s);
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//printf("hour value is %d\n",hour);
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tm_p.tm_hour = hour/10000;
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tm_p.tm_min = (hour%10000)/100;
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tm_p.tm_sec = (hour%100);
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tm_p.tm_isdst = -1;
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//mktime()º¯ÊýÐγɱ¾µØʱ¼ä
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*local_time = mktime(&tm_p);
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//struct tm *¸ñʽÊäÈ룬´òÓ¡ÉèÖõı¾µØʱ¼ä
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//printf("asctime(&tm_p) is %s\n",asctime(&tm_p));
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//time_t *¸ñʽÊäÈ룬´òÓ¡ÉèÖõı¾µØʱ¼ä
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//printf("ctime(local_time) is %s\n",ctime(local_time));
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/*1¡¢ÉèÖÃϵͳʱ¼ä*/
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int ret;
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ret = set_system_time(&tm_p);
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if (ret < 0)
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{
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//printf("test rtc failed:set_system_time failed.\n");
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ret = -1;
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}
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else
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{
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//printf("rtc test: rtc_set_system_time success.\n");
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ret = 0;
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}
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printf("==========rtc_set_system_time_test finish===========\n\n");
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return ret;
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}
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//2¡¢»ñȡϵͳʱ¼ä
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int rtc_get_system_time_test(time_t *local_time)
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{
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int fd,ret;
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struct tm tm_p;
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//printf("==========rtc_get_system_time_test start===========\n");
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//fd = rtc_xopen(O_RDONLY|O_NOCTTY|O_NDELAY);
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fd = open(MINOR_RTC_PATH, O_RDONLY);
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if (fd < 0)
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{
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printf("open %s failed:%s\n", MINOR_RTC_PATH,strerror(errno));
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return -1;
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}
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//ʹÓÃRTC¶ÔÓ¦µÄioctlº¯Êý»ñȡϵͳʱ¼ä
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memset(&tm_p,0,sizeof(tm_p));
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ret = ioctl(fd, RTC_RD_TIME, &tm_p);
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if (ret < 0)
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{
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printf("test rtc failed:get_system_time failed: %s\n",strerror(errno));
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return -1;
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}
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else
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{
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//printf("rtc test: rtc_get_system_time success.\n");
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*local_time = mktime(&tm_p); //ʹÓÃmktimeº¯ÊýµÃµ½time_t¸ñʽµÄÊä³ö
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//printf("test time is: %04d-%02d-%02d %02d:%02d:%02d\n", 1900+tm_p.tm_year,
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// 1 + tm_p.tm_mon, tm_p.tm_mday, tm_p.tm_hour, tm_p.tm_min, tm_p.tm_sec);
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}
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//printf("System time is :%s\n",asctime(&tm_p));
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close(fd);
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//printf("==========rtc_get_system_time_test finish.===========\n");
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return 0;
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}
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void *rtc_test(void *argv)
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{
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char time_set[32] = {"20180101.120000" }; //ÐèÒªÉèÖõÄϵͳʱ¼ä·ûºÅ¡°.¡±Ç°ÃæÊÇÄêÔÂÈÕ£¬ºóÃæÊÇʱ·ÖÃë
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int ret =0;
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time_t lt_set,lt_get1,lt_get2;
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char cmd[128];
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int count = 0;
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//printf("=================rtc test start=================\n\n");
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//sprintf(cmd,"aplay %s/rtc_test_start.wav",AUDIO_PATH);
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//system(cmd);
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//system("aplay /data/test/rtc_test_start.wav");
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//* 1¡¢Ê×ÏÈÉèÖÃϵͳʱ¼ä*/
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ret = rtc_set_system_time_test(time_set,<_set);
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if(ret<0)
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goto fail;
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sleep(RTC_TIME_DIFF); //ÐÝÃßRTC_TIME_DIFF s
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lt_get1 = lt_set;
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//* 2¡¢È»ºó¶Áȡϵͳʱ¼ä¡¢´Ó¶øÖªµÀRTCÊÇ·ñÕý³£ÔËÐÐ*/
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ret = rtc_get_system_time_test(<_get2);
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if(ret<0)
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goto fail;
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//printf("lt_get2-lt_get1 = %d\n",lt_get2-lt_get1);
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//printf("lt_set is \t: %s\n",ctime(<_set));
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//printf("lt_get2 is \t: %s\n",ctime(<_get2));
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//ÐÝÃßÈô¸És£¬ÔòRTC×ßÁËÈô¸ÉÃëÖÓ£¬Èç¹û²»ÊÇ£¬Ôò²âÊÔʧ°Ü
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if(RTC_TIME_DIFF>(lt_get2%60-lt_get1%60)){
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ret = -1;
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goto fail;
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}
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//printf("=================rtc test success=================\n");
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return (void*)ret;
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fail:
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printf("=================rtc test failed=================\n");
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return (void*)ret;
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}
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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] = "rtc_test";
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char result[COMMAND_VALUESIZE] = RESULT_PASS;
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test_flag = (int)rtc_test(argv[0]);
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if(test_flag < 0)
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{
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strcpy(result,RESULT_FAIL);
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err_code = RTC_PROC_ERR;
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}
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send_msg_to_server(buf, result, err_code);
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}
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