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emulate Intel Silicon Debug MSR (fixes OpenBSD guests) #182

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emulate Intel Silicon Debug MSR (fixes OpenBSD guests) #182

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1 change: 1 addition & 0 deletions include/xhyve/support/specialreg.h
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Original file line number Diff line number Diff line change
Expand Up @@ -451,6 +451,7 @@
#define MSR_DRAM_ENERGY_STATUS 0x619
#define MSR_PP0_ENERGY_STATUS 0x639
#define MSR_PP1_ENERGY_STATUS 0x641
#define MSR_IA32_DEBUG_INTERFACE 0xc80

/*
* VMX MSRs
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1 change: 1 addition & 0 deletions src/xmsr.c
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Expand Up @@ -66,6 +66,7 @@ emulate_rdmsr(UNUSED int vcpu, uint32_t num, uint64_t *val)
case MSR_PP0_ENERGY_STATUS:
case MSR_PP1_ENERGY_STATUS:
case MSR_DRAM_ENERGY_STATUS:
case MSR_IA32_DEBUG_INTERFACE:
*val = 0;
break;
case MSR_RAPL_POWER_UNIT:
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