ADLINK aTCA-6155 - Manual (Page 75)

Watchdog Timer 61
aTCA-6155
if(chipflag == 0)
{
printf("ADLINK Watchdog Timer Utility of aTCA-
6155.\n\n");
printf("Can't find any Winbond W83627UHG on
system!\n");
Exit_W627UHG_Config(ioport);
exit(1);
}
else
{
printf("ADLINK Watchdog Timer Utility of aTCA-
6155.\n\n");
number=atoi(argv[1]);
WDTRUN(ioport,number);
Exit_W627UHG_Config(ioport);
}
}
}
void Enter_W627UHG_Config(int config_port)
{
outportb(config_port, 0x87);
outportb(config_port, 0x87);
}
void Exit_W627UHG_Config(int config_port)
{
outportb(config_port, 0xAA);
}
void WDTRUN(int config_port,int count_value)
{
int temp;
int counter;
//Select WDT device
outportb(config_port, 0x07);
outportb(config_port+1, 0x08);//device 8
//Activate WDT device
outportb(config_port, 0x30);
temp = inportb(config_port+1);
temp = temp | 0x01;
outportb(config_port+1, temp);
//Set second/minute mode
outportb(config_port, 0xF5);