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hv: add "invariant TSC" cap detection

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ACRN HV is designed/implemented with "invariant TSC" capability, which wasn't checked at boot time.
This commit adds the "invairant TSC" detection, ACRN fails to boot if there wasn't "invariant TSC" capability.

Tracked-On: #3636
Signed-off-by: Yan, Like <like.yan@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Yan, Like
2019-09-02 13:58:59 +08:00
committed by ACRN System Integration
parent be0a4b692b
commit 3f84acda09
4 changed files with 16 additions and 2 deletions
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hypervisor/include/arch/x86/cpuid.h
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@@ -119,6 +119,7 @@
#define CPUID_EXTEND_FUNCTION_2 0x80000002U
#define CPUID_EXTEND_FUNCTION_3 0x80000003U
#define CPUID_EXTEND_FUNCTION_4 0x80000004U
#define CPUID_EXTEND_INVA_TSC 0x80000007U
#define CPUID_EXTEND_ADDRESS_SIZE 0x80000008U