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#pragma once
#include <stdbool.h>
#include <stdint.h>
#include <cpuinfo.h>
#include <cpuinfo/common.h>
struct cpuid_regs {
uint32_t eax;
uint32_t ebx;
uint32_t ecx;
uint32_t edx;
};
struct cpuinfo_x86_cache {
uint32_t size;
uint32_t associativity;
uint32_t sets;
uint32_t partitions;
uint32_t line_size;
uint32_t flags;
uint32_t apic_bits;
};
struct cpuinfo_x86_caches {
struct cpuinfo_trace_cache trace;
struct cpuinfo_x86_cache l1i;
struct cpuinfo_x86_cache l1d;
struct cpuinfo_x86_cache l2;
struct cpuinfo_x86_cache l3;
struct cpuinfo_x86_cache l4;
uint32_t prefetch_size;
};
struct cpuinfo_x86_model_info {
uint32_t model;
uint32_t family;
uint32_t base_model;
uint32_t base_family;
uint32_t stepping;
uint32_t extended_model;
uint32_t extended_family;
uint32_t processor_type;
};
struct cpuinfo_x86_topology {
uint32_t apic_id;
uint32_t thread_bits_offset;
uint32_t thread_bits_length;
uint32_t core_bits_offset;
uint32_t core_bits_length;
};
struct cpuinfo_x86_processor {
uint32_t cpuid;
enum cpuinfo_vendor vendor;
enum cpuinfo_uarch uarch;
#ifdef __linux__
int linux_id;
#endif
struct cpuinfo_x86_caches cache;
struct {
struct cpuinfo_tlb itlb_4KB;
struct cpuinfo_tlb itlb_2MB;
struct cpuinfo_tlb itlb_4MB;
struct cpuinfo_tlb dtlb0_4KB;
struct cpuinfo_tlb dtlb0_2MB;
struct cpuinfo_tlb dtlb0_4MB;
struct cpuinfo_tlb dtlb_4KB;
struct cpuinfo_tlb dtlb_2MB;
struct cpuinfo_tlb dtlb_4MB;
struct cpuinfo_tlb dtlb_1GB;
struct cpuinfo_tlb stlb2_4KB;
struct cpuinfo_tlb stlb2_2MB;
struct cpuinfo_tlb stlb2_1GB;
} tlb;
struct cpuinfo_x86_topology topology;
char brand_string[CPUINFO_PACKAGE_NAME_MAX];
};
CPUINFO_INTERNAL void cpuinfo_x86_init_processor(struct cpuinfo_x86_processor* processor);
CPUINFO_INTERNAL enum cpuinfo_vendor cpuinfo_x86_decode_vendor(uint32_t ebx, uint32_t ecx, uint32_t edx);
CPUINFO_INTERNAL struct cpuinfo_x86_model_info cpuinfo_x86_decode_model_info(uint32_t eax);
CPUINFO_INTERNAL enum cpuinfo_uarch cpuinfo_x86_decode_uarch(
enum cpuinfo_vendor vendor,
const struct cpuinfo_x86_model_info* model_info);
CPUINFO_INTERNAL struct cpuinfo_x86_isa cpuinfo_x86_detect_isa(
const struct cpuid_regs basic_info, const struct cpuid_regs extended_info,
uint32_t max_base_index, uint32_t max_extended_index,
enum cpuinfo_vendor vendor, enum cpuinfo_uarch uarch);
CPUINFO_INTERNAL void cpuinfo_x86_detect_topology(
uint32_t max_base_index,
uint32_t max_extended_index,
struct cpuid_regs leaf1,
struct cpuinfo_x86_topology* topology);
CPUINFO_INTERNAL void cpuinfo_x86_detect_cache(
uint32_t max_base_index, uint32_t max_extended_index,
bool amd_topology_extensions,
enum cpuinfo_vendor vendor,
const struct cpuinfo_x86_model_info* model_info,
struct cpuinfo_x86_caches* cache,
struct cpuinfo_tlb* itlb_4KB,
struct cpuinfo_tlb* itlb_2MB,
struct cpuinfo_tlb* itlb_4MB,
struct cpuinfo_tlb* dtlb0_4KB,
struct cpuinfo_tlb* dtlb0_2MB,
struct cpuinfo_tlb* dtlb0_4MB,
struct cpuinfo_tlb* dtlb_4KB,
struct cpuinfo_tlb* dtlb_2MB,
struct cpuinfo_tlb* dtlb_4MB,
struct cpuinfo_tlb* dtlb_1GB,
struct cpuinfo_tlb* stlb2_4KB,
struct cpuinfo_tlb* stlb2_2MB,
struct cpuinfo_tlb* stlb2_1GB,
uint32_t* log2_package_cores_max);
CPUINFO_INTERNAL void cpuinfo_x86_decode_cache_descriptor(
uint8_t descriptor, enum cpuinfo_vendor vendor,
const struct cpuinfo_x86_model_info* model_info,
struct cpuinfo_x86_caches* cache,
struct cpuinfo_tlb* itlb_4KB,
struct cpuinfo_tlb* itlb_2MB,
struct cpuinfo_tlb* itlb_4MB,
struct cpuinfo_tlb* dtlb0_4KB,
struct cpuinfo_tlb* dtlb0_2MB,
struct cpuinfo_tlb* dtlb0_4MB,
struct cpuinfo_tlb* dtlb_4KB,
struct cpuinfo_tlb* dtlb_2MB,
struct cpuinfo_tlb* dtlb_4MB,
struct cpuinfo_tlb* dtlb_1GB,
struct cpuinfo_tlb* stlb2_4KB,
struct cpuinfo_tlb* stlb2_2MB,
struct cpuinfo_tlb* stlb2_1GB,
uint32_t* prefetch_size);
CPUINFO_INTERNAL bool cpuinfo_x86_decode_deterministic_cache_parameters(
struct cpuid_regs regs,
struct cpuinfo_x86_caches* cache,
uint32_t* package_cores_max);
CPUINFO_INTERNAL bool cpuinfo_x86_decode_cache_properties(
struct cpuid_regs regs,
struct cpuinfo_x86_caches* cache);
CPUINFO_INTERNAL uint32_t cpuinfo_x86_normalize_brand_string(
const char raw_name[48],
char normalized_name[48]);
CPUINFO_INTERNAL uint32_t cpuinfo_x86_format_package_name(
enum cpuinfo_vendor vendor,
const char normalized_brand_string[48],
char package_name[CPUINFO_PACKAGE_NAME_MAX]);
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