csu3_am335x/EVSE/Projects/DD360UCar/Apps/ModuleInternalComm/Module_InternalComm.c

#include <stdio.h>      /*標準輸入輸出定義*/
#include <stdlib.h>     /*標準函數庫定義*/
#include <string.h>
#include <stdint.h>

#include <termios.h>
#include <unistd.h>
#include <fcntl.h>


#include <sys/timeb.h>
#include <sys/ioctl.h>
#include <sys/time.h>
#include <time.h>

#include "../Config.h"
#include "../Log/log.h"
#include "../ShareMemory/shmMem.h"
#include "Module_InternalComm.h"

//------------------------------------------------------------------------------
#define INTERNAL_COM_PORT                       ("/dev/ttyS5")

//------------------------------------------------------------------------------
extern void RelayBoardTask(int uartFD);
//extern void LEDBoardTask(int uartFD);
//extern void FanBoardTask(int uartFD);
extern void AcPlugTask(int uartFD);

//------------------------------------------------------------------------------
int DiffTimeb(struct timeb ST, struct timeb ET)
{
    //return milli-second
    unsigned int StartTime, StopTime;

    StartTime = (unsigned int) ST.time;
    StopTime = (unsigned int) ET.time;
    //return (StopTime-StartTime)*1000+ET.millitm-ST.millitm;
    return (StopTime - StartTime);
}

void GetClockTime(struct timespec* _now_time, void* null)
{
    clock_gettime(CLOCK_MONOTONIC, _now_time);
}

unsigned long GetTimeoutValue(struct timespec _start_time)
{
    struct timespec ts_end;
    unsigned long ret = 0;

    clock_gettime(CLOCK_MONOTONIC, &ts_end);

    ret = ((unsigned long)(ts_end.tv_sec - _start_time.tv_sec) * 1000000) + ((unsigned long)((ts_end.tv_nsec / 1000) - (_start_time.tv_nsec / 1000)));

    return ret;
}

static int Init485ComPort(void)
{
    int fd;
    struct termios tios;

    fd = open(INTERNAL_COM_PORT, O_RDWR);
    if (fd <= 0) {
        log_error("Module_InternalComm. InitComPort NG");
        sleep(5);
        return -1;
    }
    ioctl (fd, TCGETS, &tios);
    tios.c_cflag = B115200 | CS8 | CLOCAL | CREAD;
    tios.c_lflag = 0;
    tios.c_iflag = 0;
    tios.c_oflag = 0;
    tios.c_cc[VMIN] = 0;
    tios.c_cc[VTIME] = (uint8_t)0;     // timeout 0.5 second
    tios.c_lflag = 0;
    tcflush(fd, TCIFLUSH);
    ioctl (fd, TCSETS, &tios);

    return fd;
}

int main(int argc, char *argv[])
{
    int fd = 0;
    int isContinue = 1;
    struct AlarmCodeData *pAlarmCode = NULL;

    if (CreateAllCsuShareMemory() == FAIL) {
        log_error("create share memory error");
        return FAIL;
    }

    MappingGunChargingInfo("InternalComm Task");

    fd = Init485ComPort();
    if (fd == FAIL) {
        pAlarmCode = (struct AlarmCodeData *)GetShmAlarmCodeData();
        pAlarmCode->AlarmEvents.bits.CsuInitFailed = YES;
        log_info("ModuleInternalComTask create port error...");

        return FAIL;
    }

    RelayBoardTask(fd);
    usleep(100000);
    //LEDBoardTask(fd);
    //usleep(100000);
    //FanBoardTask(fd);

    while (isContinue) {
        if(AC_QUANTITY > 0)
        {
            AcPlugTask(fd);
        }
        usleep(100000);
    }

    return 0;
}