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[v1.04][ARM] Preeliminary M3 support

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Dr-Noob
2023-12-24 22:41:05 +00:00
parent 2feee25659
commit ce6e6f9cd8
5 changed files with 102 additions and 1 deletions
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64
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 +416,29 @@ 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_family == CPUFAMILY_ARM_EVEREST_SAWTOOTH_PRO ||
cpu_family == CPUFAMILY_ARM_EVEREST_SAWTOOTH_MAX) {
cpu->num_cpus = 2;
// Now detect the M3 version
if(cpu_family == CPUFAMILY_ARM_EVEREST_SAWTOOTH) {
fill_cpu_info_everest_sawtooth(cpu, 4, 4);
}
else if(cpu_family == CPUFAMILY_ARM_EVEREST_SAWTOOTH_PRO) {
uint32_t physicalcpu = get_sys_info_by_name("hw.physicalcpu");
fill_cpu_info_everest_sawtooth(cpu, physicalcpu-6, 6);
}
else if(cpu_family == CPUFAMILY_ARM_EVEREST_SAWTOOTH_MAX) {
uint32_t physicalcpu = get_sys_info_by_name("hw.physicalcpu");
fill_cpu_info_everest_sawtooth(cpu, physicalcpu-4, 4);
}
else {
printBug("Found invalid cpu_family: 0x%.8X", cpu_family);
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;
@@ -467,6 +525,12 @@ void print_debug(struct cpuInfo* cpu) {
printf("%ld MHz\n", freq);
}
}
#if defined(__APPLE__) || defined(__MACH__)
printf("hw.cpufamily: 0x%.8X\n", get_sys_info_by_name("hw.cpufamily"));
printf("hw.cpusubfamily: 0x%.8X\n", get_sys_info_by_name("hw.cpusubfamily"));
printf("hw.physicalcpu: %d\n", get_sys_info_by_name("hw.physicalcpu"));
#endif
}
void free_topo_struct(struct topology* topo) {