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Searched refs:MSR_APERF (Results 1 – 3 of 3) sorted by relevance

/freebsd-13-stable/sys/x86/x86/
HDtsc.c426 wrmsr(MSR_APERF, 0); in start_TSC()
428 if (rdmsr(MSR_MPERF) > 0 && rdmsr(MSR_APERF) > 0) in start_TSC()
HDcpu_machdep.c337 wrmsr(MSR_APERF, 0); in cpu_est_clockrate()
341 acnt = rdmsr(MSR_APERF); in cpu_est_clockrate()
/freebsd-13-stable/sys/x86/include/
HDspecialreg.h581 #define MSR_APERF 0x0e8 macro