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dep: Add cpuinfo

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This commit is contained in:
Connor McLaughlin
2022-09-09 20:43:06 +10:00
parent bf76780f11
commit c27026aed5
71 changed files with 23257 additions and 0 deletions
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70
dep/cpuinfo/src/x86/mockcpuid.c Normal file
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#include <stdint.h>
#include <stddef.h>
#if !CPUINFO_MOCK
#error This file should be built only in mock mode
#endif
#include <cpuinfo-mock.h>
static struct cpuinfo_mock_cpuid* cpuinfo_mock_cpuid_data = NULL;
static uint32_t cpuinfo_mock_cpuid_entries = 0;
static uint32_t cpuinfo_mock_cpuid_leaf4_iteration = 0;
void CPUINFO_ABI cpuinfo_mock_set_cpuid(struct cpuinfo_mock_cpuid* dump, size_t entries) {
cpuinfo_mock_cpuid_data = dump;
cpuinfo_mock_cpuid_entries = entries;
};
void CPUINFO_ABI cpuinfo_mock_get_cpuid(uint32_t eax, uint32_t regs[4]) {
if (eax != 4) {
cpuinfo_mock_cpuid_leaf4_iteration = 0;
}
if (cpuinfo_mock_cpuid_data != NULL && cpuinfo_mock_cpuid_entries != 0) {
if (eax == 4) {
uint32_t skip_entries = cpuinfo_mock_cpuid_leaf4_iteration;
for (uint32_t i = 0; i < cpuinfo_mock_cpuid_entries; i++) {
if (eax == cpuinfo_mock_cpuid_data[i].input_eax) {
if (skip_entries-- == 0) {
regs[0] = cpuinfo_mock_cpuid_data[i].eax;
regs[1] = cpuinfo_mock_cpuid_data[i].ebx;
regs[2] = cpuinfo_mock_cpuid_data[i].ecx;
regs[3] = cpuinfo_mock_cpuid_data[i].edx;
cpuinfo_mock_cpuid_leaf4_iteration++;
return;
}
}
}
} else {
for (uint32_t i = 0; i < cpuinfo_mock_cpuid_entries; i++) {
if (eax == cpuinfo_mock_cpuid_data[i].input_eax) {
regs[0] = cpuinfo_mock_cpuid_data[i].eax;
regs[1] = cpuinfo_mock_cpuid_data[i].ebx;
regs[2] = cpuinfo_mock_cpuid_data[i].ecx;
regs[3] = cpuinfo_mock_cpuid_data[i].edx;
return;
}
}
}
}
regs[0] = regs[1] = regs[2] = regs[3] = 0;
}
void CPUINFO_ABI cpuinfo_mock_get_cpuidex(uint32_t eax, uint32_t ecx, uint32_t regs[4]) {
cpuinfo_mock_cpuid_leaf4_iteration = 0;
if (cpuinfo_mock_cpuid_data != NULL && cpuinfo_mock_cpuid_entries != 0) {
for (uint32_t i = 0; i < cpuinfo_mock_cpuid_entries; i++) {
if (eax == cpuinfo_mock_cpuid_data[i].input_eax &&
ecx == cpuinfo_mock_cpuid_data[i].input_ecx)
{
regs[0] = cpuinfo_mock_cpuid_data[i].eax;
regs[1] = cpuinfo_mock_cpuid_data[i].ebx;
regs[2] = cpuinfo_mock_cpuid_data[i].ecx;
regs[3] = cpuinfo_mock_cpuid_data[i].edx;
return;
}
}
}
regs[0] = regs[1] = regs[2] = regs[3] = 0;
}