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new/external/rk_pcba_test/echo_rtc_test.c

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2025-05-10 21:58:58 +08:00
/*
* rtc_test.c -- rtc test application
*
* Copyright (c) 2017 Rockchip Electronics Co. Ltd.
* Author: Panzhenzhuan Wang <randy.wang@rock-chips.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
//RTC<54><43><EFBFBD><EFBFBD><EFBFBD>ܳ<EFBFBD><DCB3>򣬰<EFBFBD><F2A3ACB0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵͳʱ<CDB3><CAB1><EFBFBD>ͻ<EFBFBD>ȡϵͳʱ<CDB3><CAB1>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
//time<6D><65><EFBFBD><EFBFBD>ͷ<EFBFBD>ļ<EFBFBD>
#include <time.h>
#include <sys/time.h>
//open()<29><><EFBFBD><EFBFBD>ͷ<EFBFBD>ļ<EFBFBD>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
//error<6F><72><EFBFBD><EFBFBD>ͷ<EFBFBD>ļ<EFBFBD>
#include <errno.h>
//RTC<54>й<EFBFBD>ͷ<EFBFBD>ļ<EFBFBD>
#include <linux/rtc.h>
#include <sys/ioctl.h>
#include <unistd.h>
#include "rtc_test.h"
#define LOG_TAG "rtc_test"
#include "common.h"
#define RTC_PROC_ERR -95
#define RTC_TIME_DIFF 1
#define MAJOR_RTC_PATH "/dev/rtc"
#define MINOR_RTC_PATH "/dev/rtc0"
#define MAX_TEST 2
//* <20><>ȡRTC<54><43>ȡ·<C8A1><C2B7>
int rtc_xopen(int flags)
{
int rtc_fd;
rtc_fd = open(MAJOR_RTC_PATH, flags);
if (rtc_fd < 0) {
rtc_fd = open(MINOR_RTC_PATH, flags);
if (rtc_fd < 0) {
printf("open %s failed:%s\n", MINOR_RTC_PATH,
strerror(errno));
}
}
else {
printf("open %s\n", MAJOR_RTC_PATH);
}
return rtc_fd;
}
//* <20><><EFBFBD><EFBFBD>ϵͳʱ<CDB3><CAB1>
int set_system_time(struct tm *tm_p)
{
int ret;
int fd;
//fd = rtc_xopen(O_RDWR|O_NOCTTY|O_NDELAY);
fd = open(MINOR_RTC_PATH, O_RDWR|O_NOCTTY|O_NDELAY);
if (fd < 0)
{
printf("open %s failed:%s\n", MINOR_RTC_PATH,strerror(errno));
return -1;
}
//ʹ<><CAB9>RTC<54><43>Ӧ<EFBFBD><D3A6>ioctl<74><6C><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>
ret = ioctl(fd, RTC_SET_TIME, tm_p);
if (ret < 0)
{
printf("set rtc failed:%s\n", strerror(errno));
return -1;
}
close(fd);
return 0;
}
//1<><31>rtc<74><63><EFBFBD><EFBFBD>ϵͳʱ<CDB3><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
int rtc_set_system_time_test(char *time_set, time_t *local_time)
{
char *s;
int day, hour;
struct tm tm_p;
printf("==========rtc_set_system_time_test start===========\n");
s = time_set;
//<2F><><EFBFBD><EFBFBD><EFBFBD>ꡢ<EFBFBD>¡<EFBFBD><C2A1><EFBFBD>,<2C>õ<EFBFBD><C3B5><EFBFBD><EFBFBD>Ǹ<EFBFBD><C7B8><EFBFBD>ʱ<EFBFBD><CAB1>
day = atoi(s);
//printf("day value is %d\n",day);
tm_p.tm_year = day/10000 - 1900;
tm_p.tm_mon = (day%10000)/100 - 1;
tm_p.tm_mday = (day%100);
//ѭ<><D1AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>С<EFBFBD><D0A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>ֵ
while (*s && *s != '.')
s++;
if (*s)
s++;
//<2F><><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>֡<EFBFBD><D6A1><EFBFBD>
hour = atoi(s);
//printf("hour value is %d\n",hour);
tm_p.tm_hour = hour/10000;
tm_p.tm_min = (hour%10000)/100;
tm_p.tm_sec = (hour%100);
tm_p.tm_isdst = -1;
//mktime()<29><><EFBFBD><EFBFBD><EFBFBD>γɱ<CEB3><C9B1><EFBFBD>ʱ<EFBFBD><CAB1>
*local_time = mktime(&tm_p);
//struct tm *<2A><>ʽ<EFBFBD><CABD><EFBFBD>룬<EFBFBD><EBA3AC>ӡ<EFBFBD><D3A1><EFBFBD>õı<C3B5><C4B1><EFBFBD>ʱ<EFBFBD><CAB1>
//printf("asctime(&tm_p) is %s\n",asctime(&tm_p));
//time_t *<2A><>ʽ<EFBFBD><CABD><EFBFBD>룬<EFBFBD><EBA3AC>ӡ<EFBFBD><D3A1><EFBFBD>õı<C3B5><C4B1><EFBFBD>ʱ<EFBFBD><CAB1>
//printf("ctime(local_time) is %s\n",ctime(local_time));
/*1<><31><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵͳʱ<CDB3><CAB1>*/
int ret;
ret = set_system_time(&tm_p);
if (ret < 0)
{
//printf("test rtc failed:set_system_time failed.\n");
ret = -1;
}
else
{
//printf("rtc test: rtc_set_system_time success.\n");
ret = 0;
}
printf("==========rtc_set_system_time_test finish===========\n\n");
return ret;
}
//2<><32><EFBFBD><EFBFBD>ȡϵͳʱ<CDB3><CAB1>
int rtc_get_system_time_test(time_t *local_time)
{
int fd,ret;
struct tm tm_p;
//printf("==========rtc_get_system_time_test start===========\n");
//fd = rtc_xopen(O_RDONLY|O_NOCTTY|O_NDELAY);
fd = open(MINOR_RTC_PATH, O_RDONLY);
if (fd < 0)
{
printf("open %s failed:%s\n", MINOR_RTC_PATH,strerror(errno));
return -1;
}
//ʹ<><CAB9>RTC<54><43>Ӧ<EFBFBD><D3A6>ioctl<74><6C><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡϵͳʱ<CDB3><CAB1>
memset(&tm_p,0,sizeof(tm_p));
ret = ioctl(fd, RTC_RD_TIME, &tm_p);
if (ret < 0)
{
printf("test rtc failed:get_system_time failed: %s\n",strerror(errno));
return -1;
}
else
{
//printf("rtc test: rtc_get_system_time success.\n");
*local_time = mktime(&tm_p); //ʹ<><CAB9>mktime<6D><65><EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD>time_t<5F><74>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//printf("test time is: %04d-%02d-%02d %02d:%02d:%02d\n", 1900+tm_p.tm_year,
// 1 + tm_p.tm_mon, tm_p.tm_mday, tm_p.tm_hour, tm_p.tm_min, tm_p.tm_sec);
}
//printf("System time is :%s\n",asctime(&tm_p));
close(fd);
//printf("==========rtc_get_system_time_test finish.===========\n");
return 0;
}
void *rtc_test(void *argv)
{
char time_set[32] = {"20180101.120000" }; //<2F><>Ҫ<EFBFBD><D2AA><EFBFBD>õ<EFBFBD>ϵͳʱ<CDB3><CAB1><EFBFBD><EFBFBD><EFBFBD>š<EFBFBD>.<2E><>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>գ<EFBFBD><D5A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>
int ret =0;
time_t lt_set,lt_get1,lt_get2;
char cmd[128];
int count = 0;
//printf("=================rtc test start=================\n\n");
//sprintf(cmd,"aplay %s/rtc_test_start.wav",AUDIO_PATH);
//system(cmd);
//system("aplay /data/test/rtc_test_start.wav");
//* 1<><31><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵͳʱ<CDB3><CAB1>*/
ret = rtc_set_system_time_test(time_set,&lt_set);
if(ret<0)
goto fail;
sleep(RTC_TIME_DIFF); //<2F><><EFBFBD><EFBFBD>RTC_TIME_DIFF s
lt_get1 = lt_set;
//* 2<><32>Ȼ<EFBFBD><C8BB><EFBFBD><EFBFBD>ȡϵͳʱ<CDB3>䡢<EFBFBD>Ӷ<EFBFBD>֪<EFBFBD><D6AA>RTC<54>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
ret = rtc_get_system_time_test(&lt_get2);
if(ret<0)
goto fail;
//printf("lt_get2-lt_get1 = %d\n",lt_get2-lt_get1);
//printf("lt_set is \t: %s\n",ctime(&lt_set));
//printf("lt_get2 is \t: %s\n",ctime(&lt_get2));
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>s<EFBFBD><73><EFBFBD><EFBFBD>RTC<54><43><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӣ<EFBFBD><D3A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǣ<EFBFBD><C7A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʧ<EFBFBD><CAA7>
if(RTC_TIME_DIFF>(lt_get2%60-lt_get1%60)){
ret = -1;
goto fail;
}
//printf("=================rtc test success=================\n");
return (void*)ret;
fail:
printf("=================rtc test failed=================\n");
return (void*)ret;
}
int main(int argc, char *argv[])
{
int test_flag = 0,err_code = 0;
char buf[COMMAND_VALUESIZE] = "rtc_test";
char result[COMMAND_VALUESIZE] = RESULT_PASS;
test_flag = (int)rtc_test(argv[0]);
if(test_flag < 0)
{
strcpy(result,RESULT_FAIL);
err_code = RTC_PROC_ERR;
}
send_msg_to_server(buf, result, err_code);
}
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