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hv: add hardware_detect_support to detect which hardware we support

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Now just add some basic feature/capability detect (not all). Vapic
didn't add here for if we must support vapic then the code which
for vapic not supported must remove, like mmio apic r/w.

Signed-off-by: Li, Fei1 <fei1.li@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Li, Fei1
2018-04-17 11:40:01 +08:00
committed by Jack Ren
parent 10c3a98577
commit 1b1f723c7b
6 changed files with 114 additions and 38 deletions
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18
hypervisor/include/arch/x86/cpu.h
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@@ -225,14 +225,13 @@ extern uint64_t pcpu_active_bitmap;
/* CPUID feature words */
enum feature_word {
FEAT_1_ECX = 0, /* CPUID[1].ECX */
FEAT_1_EDX = 1, /* CPUID[1].EDX */
FEAT_7_0_EBX = 2, /* CPUID[EAX=7,ECX=0].EBX */
FEAT_7_0_ECX = 3, /* CPUID[EAX=7,ECX=0].ECX */
FEAT_7_0_EDX = 4, /* CPUID[EAX=7,ECX=0].EDX */
FEAT_8000_0000_EAX = 5, /* CPUID[8000_0000].EAX */
FEAT_8000_0001_ECX = 6, /* CPUID[8000_0001].ECX */
FEAT_8000_0001_EDX = 7, /* CPUID[8000_0001].EDX */
FEAT_8000_0008_EAX = 8, /* CPUID[8000_0008].EAX */
FEAT_1_EDX, /* CPUID[1].EDX */
FEAT_7_0_EBX, /* CPUID[EAX=7,ECX=0].EBX */
FEAT_7_0_ECX, /* CPUID[EAX=7,ECX=0].ECX */
FEAT_7_0_EDX, /* CPUID[EAX=7,ECX=0].EDX */
FEAT_8000_0001_ECX, /* CPUID[8000_0001].ECX */
FEAT_8000_0001_EDX, /* CPUID[8000_0001].EDX */
FEAT_8000_0008_EBX, /* CPUID[8000_0008].EAX */
FEATURE_WORDS,
};
@@ -243,6 +242,9 @@ struct cpu_state_info {
struct cpuinfo_x86 {
uint8_t x86, x86_model;
uint8_t x86_virt_bits;
uint8_t x86_phys_bits;
uint32_t extended_cpuid_level;
uint64_t physical_address_mask;
uint32_t cpuid_leaves[FEATURE_WORDS];
char model_name[64];