servicedatas.cpp
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#include "string.h"
#include "servicedatas.h"
#include <QDebug>
#include <fcntl.h>
#include <unistd.h> // write(), close()
#define FRAM_SIZE 2048
#define FRAM_TEST_PROCESS 0
#define fRam_path "/sys/bus/spi/devices/spi0.0/fram"
#define INIT_FRAM 1
servicedatas::servicedatas()
{
qDebug()<< "Statics Data Size Report\r\n error_log size = " << sizeof(error_log) << " \r\nuse_static_log size = " << sizeof(use_statics_log) \
<< "\r\nsensor_statics_log size = " << sizeof(sensor_statics_log);
memset((void*)err_log.datas,0x00,sizeof(error_log));
memset((void*)use_log.datas,0x00,sizeof(use_statics_log));
memset((void*)sensor_log.datas,0x00, sizeof(sensor_statics_log));
#if INIT_FRAM == 1
saveServiceDatas();
#else
loadServiceDatas();
#endif
}
bool servicedatas::loadServiceDatas(void){
uint8_t buffs[FRAM_SIZE];
int fd;
#if FRAM_TEST_PROCESS == 1
int i;
memset(buffs,0x00,256);
for(i=0;i<256;i++){
buffs[i] = i;
}
fd = open(fRam_path, O_RDWR);
if(fd>0){
write(fd,buffs,256);
close(fd);
}
else{
qDebug()<<"FRAM open fail!";
return false;
}
i=0;
memset(buffs,0x00,256);
fd = open(fRam_path, O_RDONLY );
if(fd>0){
read(fd,buffs,256);
close(fd);
}else{
qDebug()<<"FRAM open fail!";
return false;
}
for(i=0;i<256;i++){
if(i !=buffs[i]) {
qDebug()<<"FRAM Test Fail";
return false;
}
}
qDebug()<<"FRAM Test Success!";
return true;
#endif
fd = open(fRam_path, O_RDONLY );
if(fd>0){
memset(buffs,0x00,FRAM_SIZE);
read(fd,buffs,FRAM_SIZE);
if(buffs[sizeof(error_log) + sizeof(use_statics_log) + sizeof(sensor_statics_log)] != 0x9C){
close(fd);
return saveServiceDatas();
}
qDebug() << "FRAM Read, Write Size is " << sizeof(error_log)+sizeof(use_statics_log);
memcpy((void*)err_log.datas,buffs,sizeof(error_log));
memcpy((void*)use_log.datas, (void*)(&buffs[sizeof(error_log)]),sizeof(use_statics_log));
memcpy((void*)sensor_log.datas,(void*)(&buffs[sizeof(error_log) + sizeof(use_statics_log)]),sizeof(sensor_statics_log));
close(fd);
}else{
qDebug()<<"FRAM FILE Open fail!!";
}
return true;
}
bool servicedatas::saveServiceDatas(void){
uint8_t buffs[FRAM_SIZE];
int fd;
fd = open(fRam_path, O_RDWR | O_SYNC);
if(fd>0){
memset(buffs,0x00,FRAM_SIZE);
memcpy(buffs,(void*)err_log.datas,sizeof(error_log));
memcpy((void*)(&buffs[sizeof(error_log)]),(void*)use_log.datas,sizeof(use_statics_log));
memcpy((void*)(&buffs[sizeof(error_log) + sizeof(use_statics_log)]),(void*)sensor_log.datas,sizeof(sensor_statics_log));
buffs[sizeof(error_log) + sizeof(use_statics_log) + sizeof(sensor_statics_log)] = 0x9C;
write(fd,buffs,FRAM_SIZE);
close(fd);
}else{
qDebug()<<"FRAM FILE Open fail!!";
return false;
}
return true;
}