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Kernel: Expose cache size for Intel CPUs

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The patch also prevents any try if the CPU's vendor isn't known and
improves the const-correctness of the AMD version.
This commit is contained in:
Lucas CHOLLET 2022-05-29 23:58:32 +02:00 • committed by Linus Groh
parent be36557198
commit a506ec08d8
2 changed files with 38 additions and 7 deletions
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6
Kernel/Arch/x86/ProcessorInfo.h
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@ -42,13 +42,17 @@ public:
void set_apic_id(u32 apic_id) { m_apic_id = apic_id; }
static constexpr StringView s_amd_vendor_id = "AuthenticAMD";
static constexpr StringView s_intel_vendor_id = "GenuineIntel";
private:
static NonnullOwnPtr<KString> build_vendor_id_string();
static NonnullOwnPtr<KString> build_hypervisor_vendor_id_string(Processor const&);
static NonnullOwnPtr<KString> build_brand_string();
static NonnullOwnPtr<KString> build_features_string(Processor const&);
void populate_cache_sizes();
void populate_cache_sizes_amd();
void populate_cache_sizes_intel();
NonnullOwnPtr<KString> m_vendor_id_string;
NonnullOwnPtr<KString> m_hypervisor_vendor_id_string;