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hv:enable APICv features based on CPU capability

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this patch is to detect and enable only APICv features which
are actually supported by the processor, instead fo tuning on
all features by default.

Signed-off-by: Yonghua Huang <yonghua.huang@intel.com>
This commit is contained in:
Yonghua Huang
2018-03-22 01:17:24 +08:00
committed by Jack Ren
parent f01a8eef58
commit 7d8803f5ea
7 changed files with 123 additions and 62 deletions
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4
hypervisor/include/arch/x86/cpu.h
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@@ -225,7 +225,9 @@ int hv_main(int cpu_id);
bool check_tsc_adjust_support(void);
bool check_ibrs_ibpb_support(void);
bool check_stibp_support(void);
bool is_apicv_enabled(void);
bool is_vapic_supported(void);
bool is_vapic_intr_delivery_supported(void);
bool is_vapic_virt_reg_supported(void);
/* Read control register */
#define CPU_CR_READ(cr, result_ptr) \