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-rw-r--r--sys/i386/i386/identcpu.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/sys/i386/i386/identcpu.c b/sys/i386/i386/identcpu.c
index 4f90841..67ff943 100644
--- a/sys/i386/i386/identcpu.c
+++ b/sys/i386/i386/identcpu.c
@@ -872,7 +872,11 @@ printcpuinfo(void)
tsc_is_invariant = 1;
break;
case CPU_VENDOR_INTEL:
- if (amd_pminfo & AMDPM_TSC_INVARIANT)
+ if ((amd_pminfo & AMDPM_TSC_INVARIANT) ||
+ (I386_CPU_FAMILY(cpu_id) == 0x6 &&
+ I386_CPU_MODEL(cpu_id) >= 0xe) ||
+ (I386_CPU_FAMILY(cpu_id) == 0xf &&
+ I386_CPU_MODEL(cpu_id) >= 0x3))
tsc_is_invariant = 1;
break;
}
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