public void Initialize()
{
cpu.EnableUncoreCounters();
// 0x83 = increments by number of outstanding requests every cycle in coherency tracker
Ring0.WriteMsr(MSR_UNC_ARB_PERFEVTSEL0,
GetUncorePerfEvtSelRegisterValue(0x83, 1, false, false, true, false, 0));
// 0x84 = number of requests allocated in coherency tracker
Ring0.WriteMsr(MSR_UNC_ARB_PERFEVTSEL1,
GetUncorePerfEvtSelRegisterValue(0x84, 1, false, false, true, false, 0));
}
public void Initialize()
{
cpu.EnableUncoreCounters();
// 0x80 = increments by number of outstanding requests every cycle
// counts for coherent and non-coherent requests initiated by cores, igpu, or L3
// only works in counter 0
Ring0.WriteMsr(MSR_UNC_ARB_PERFEVTSEL0,
GetUncorePerfEvtSelRegisterValue(0x80, 1, false, false, true, false, 0));
// 0x81 = number of requests
Ring0.WriteMsr(MSR_UNC_ARB_PERFEVTSEL1,
GetUncorePerfEvtSelRegisterValue(0x81, 1, false, false, true, false, 0));
}