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[v1.01] Experimental M1 chip detection using hw.cpusubfamily

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Dr-Noob
2022-03-06 10:40:05 +01:00
parent 316c2dec40
commit 0ea0754727
4 changed files with 69 additions and 13 deletions
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28
src/arm/soc.c
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@@ -8,6 +8,10 @@
#include "udev.h"
#include "../common/global.h"
#if defined(__APPLE__) || defined(__MACH__)
#include "sysctl.h"
#endif
#define min(a,b) (((a)<(b))?(a):(b))
#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
@@ -642,6 +646,22 @@ struct system_on_chip* guess_soc_raspbery_pi(struct system_on_chip* soc) {
return soc;
}
#if defined(__APPLE__) || defined(__MACH__)
struct system_on_chip* guess_soc_apple(struct system_on_chip* soc) {
uint32_t cpu_subfamily = get_sys_info_by_name("hw.cpusubfamily");
if(cpu_subfamily == CPUSUBFAMILY_ARM_HG) {
fill_soc(soc, "M1", SOC_APPLE_M1, 5);
}
else if(cpu_subfamily == CPUSUBFAMILY_ARM_HS) {
fill_soc(soc, "M1 Pro", SOC_APPLE_M1_PRO, 5);
}
else if(cpu_subfamily == CPUSUBFAMILY_ARM_HC_HD) {
fill_soc(soc, "M1 Max", SOC_APPLE_M1_MAX, 5);
}
return soc;
}
#endif
struct system_on_chip* get_soc() {
struct system_on_chip* soc = emalloc(sizeof(struct system_on_chip));
soc->raw_name = NULL;
@@ -675,7 +695,13 @@ struct system_on_chip* get_soc() {
#endif // ifdef __ANDROID__
}
#elif defined __APPLE__ || __MACH__
fill_soc(soc, "M1", SOC_APPLE_M1, 5);
soc = guess_soc_apple(soc);
if(soc->soc_vendor == SOC_VENDOR_UNKNOWN) {
printWarn("SoC detection failed using cpu_subfamily");
}
else {
return soc;
}
#endif // ifdef __linux__
if(soc->raw_name == NULL) {