ADLINK Technology cPCI-3920 Series, User Manual

Page: 74 / 106

64 Watchdog Timer
outportb(wdt_0x18,2);//watchdog
timer enable!!
printf("\nPlease waiting for Watch-Dog Timer
time-out!!");
}
/************************************/
unsigned int read_wdt_io_base()
{
unsigned char_wdt_io_base[2];
int *p_wdt_io_base;
p_wdt_io_base=&_wdt_io_base;
enter_config_mode();
write_config_data_byte(0x07,6);//select
logic 6 - WDT
_wdt_io_base[1]=read_config_data_byte(0x60)
;
_wdt_io_base[0]=read_config_data_byte(0x61)
;
exit_config_mode();
return (*p_wdt_io_base);
}
/************************************/
void enter_config_mode()
{
outportb(config_port_index,0x80);
outportb(0xeb,00); //io delay
outportb(config_port_index,0x86);
}
/************************************/
void exit_config_mode()
{
outportb(config_port_index,0x68);