The SP804 timer counts down. Change GetPerformanceCounterProperties ()
to declare this property.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11989
6f19259b-4bc3-4df7-8a09-
765794883524
{
if (StartValue != NULL) {
// Timer starts with the reload value
- *StartValue = (UINT64)0ULL;
+ *StartValue = 0xFFFFFFFF;
}
if (EndValue != NULL) {
- // Timer counts up to 0xFFFFFFFF
- *EndValue = 0xFFFFFFFF;
+ // Timer counts down to 0x0
+ *EndValue = (UINT64)0ULL;
}
return PcdGet64 (PcdEmbeddedPerformanceCounterFrequencyInHz);