Enabling The Watchdog Nmi - Intel NetStructure ZT 5515 Product Specification

8.2.2.2
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Intel NetStructure
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Enabling the Watchdog NMI

To activate the NMI feature, enable it in the watchdog register (Port 79h). The code to do this
might look like the following:
#define WD_NMI_EN_BIT_SET 0x10
void EnableWatchdogNmi(void){
unsigned char WdValue;
//
WdValue = inb(WD_CSR_IO_ADDRESS);// Read the current contents of the
WdValue |= WD_NMI_EN_BIT_SET;
outb(WD_CSR_IO_ADDRESS,WdValue); // Assert the enable in the watchdog
}
TM
ZT 5515 Compute Processor Board Technical Product Specification
// Holds watchdog register values.
// watchdog register.
// Assert the enable bit in the
// local copy.
// register.
Watchdog Timer
45