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[v1.04][ARM] Preeliminary M3 support

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Dr-Noob
2023-12-22 23:23:42 +01:00
parent 2feee25659
commit 6ae51f2b52
5 changed files with 105 additions and 0 deletions
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66
src/arm/midr.c
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@@ -314,6 +314,41 @@ void fill_cpu_info_avalanche_blizzard(struct cpuInfo* cpu, uint32_t pcores, uint
ava->next_cpu = NULL;
}
void fill_cpu_info_everest_sawtooth(struct cpuInfo* cpu, uint32_t pcores, uint32_t ecores) {
// 1. Fill SAWTOOTH
struct cpuInfo* saw = cpu;
saw->midr = MIDR_APPLE_M3_SAWTOOTH;
saw->arch = get_uarch_from_midr(saw->midr, saw);
saw->cach = get_cache_info(saw);
saw->feat = get_features_info();
saw->topo = malloc(sizeof(struct topology));
saw->topo->cach = saw->cach;
saw->topo->total_cores = pcores;
saw->freq = malloc(sizeof(struct frequency));
saw->freq->base = UNKNOWN_DATA;
saw->freq->max = 2750;
saw->hv = malloc(sizeof(struct hypervisor));
saw->hv->present = false;
saw->next_cpu = malloc(sizeof(struct cpuInfo));
// 2. Fill EVEREST
struct cpuInfo* eve = saw->next_cpu;
eve->midr = MIDR_APPLE_M3_EVEREST;
eve->arch = get_uarch_from_midr(eve->midr, eve);
eve->cach = get_cache_info(eve);
eve->feat = get_features_info();
eve->topo = malloc(sizeof(struct topology));
eve->topo->cach = eve->cach;
eve->topo->total_cores = ecores;
eve->freq = malloc(sizeof(struct frequency));
eve->freq->base = UNKNOWN_DATA;
eve->freq->max = 4050;
eve->hv = malloc(sizeof(struct hypervisor));
eve->hv->present = false;
eve->next_cpu = NULL;
}
struct cpuInfo* get_cpu_info_mach(struct cpuInfo* cpu) {
uint32_t cpu_family = get_sys_info_by_name("hw.cpufamily");
@@ -381,6 +416,37 @@ struct cpuInfo* get_cpu_info_mach(struct cpuInfo* cpu) {
cpu->soc = get_soc();
cpu->peak_performance = get_peak_performance(cpu);
}
else if(cpu_family == CPUFAMILY_ARM_EVEREST_SAWTOOTH) {
cpu->num_cpus = 2;
// Now detect the M3 version
uint32_t cpu_subfamily = get_sys_info_by_name("hw.cpusubfamily");
if(cpu_subfamily == CPUSUBFAMILY_ARM_HG) {
// Apple M3
fill_cpu_info_everest_sawtooth(cpu, 4, 4);
}
else if(cpu_subfamily == CPUSUBFAMILY_ARM_HS) {
// Apple M3 Pro/Max/Ultra. Detect number of cores
uint32_t physicalcpu = get_sys_info_by_name("hw.physicalcpu");
if(physicalcpu == 11 || physicalcpu == 12) {
// M3 Pro
fill_cpu_info_everest_sawtooth(cpu, physicalcpu-6, 6);
}
else if(physicalcpu >= 14 && physicalcpu <= 16) {
// M3 Max
fill_cpu_info_everest_sawtooth(cpu, physicalcpu-4, 4);
}
else {
printBug("Found invalid physical cpu number: %d", physicalcpu);
return NULL;
}
}
else {
printBug("Found invalid cpu_subfamily: 0x%.8X", cpu_subfamily);
return NULL;
}
cpu->soc = get_soc();
cpu->peak_performance = get_peak_performance(cpu);
}
else {
printBug("Found invalid cpu_family: 0x%.8X", cpu_family);
return NULL;