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CPU (Linux): use marketing name on Asahi Linux

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This commit is contained in:
Yussef Dalton
2024-01-30 15:43:55 +01:00
committed by Carter Li
parent cd2a1495b8
commit 83532b68dd
1 changed files with 81 additions and 0 deletions
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src/detection/cpu/cpu_linux.c
+81
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@@ -197,6 +197,87 @@ const char* ffDetectCPUImpl(const FFCPUOptions* options, FFCPUResult* cpu)
}
}
#ifdef __aarch64__
// In Asahi Linux, reading /proc/device-tree/compatible gives
// information on the device model. It consists of 3 NUL terminated
// strings, the second of which gives the actual SoC model. But it
// is not the marketing name, i.e. for M2 there is "apple,t8112" in
// the compatible string.
//
// A full list of the SoC model names can be found here:
// https://github.com/AsahiLinux/docs/wiki/Codenames
#define DT_COMPAT_PATH "/proc/device-tree/compatible"
if (ffStrbufEqualS(&cpu->vendor, "Apple"))
{
FF_STRBUF_AUTO_DESTROY content = ffStrbufCreate();
char* cpu_compat = NULL;
char* cpu_model_name = NULL;
ffStrbufAppend(&cpu->name, &cpu->vendor);
ffStrbufAppendC(&cpu->name, ' ');
if (ffAppendFileBuffer(DT_COMPAT_PATH, &content))
{
// get the second NUL terminated string
cpu_compat = content.chars + strlen(content.chars) + 1;
// "apple,t8112" -> "t8112"
cpu_compat = strchr(cpu_compat, ',') + 1;
if (strcmp(cpu_compat, "t8103") == 0)
{
cpu_model_name = "M1";
}
else if (strcmp(cpu_compat, "t6000") == 0)
{
cpu_model_name = "M1 Pro";
}
else if (strcmp(cpu_compat, "t6001") == 0)
{
cpu_model_name = "M1 Max";
}
else if (strcmp(cpu_compat, "t6002") == 0)
{
cpu_model_name = "M1 Ultra";
}
else if (strcmp(cpu_compat, "t8112") == 0)
{
cpu_model_name = "M2";
}
else if (strcmp(cpu_compat, "t6020") == 0)
{
cpu_model_name = "M2 Pro";
}
else if (strcmp(cpu_compat, "t6021") == 0)
{
cpu_model_name = "M2 Max";
}
else if (strcmp(cpu_compat, "t6022") == 0)
{
cpu_model_name = "M2 Ultra";
}
else if (strcmp(cpu_compat, "t8122") == 0)
{
cpu_model_name = "M3";
}
else if (strcmp(cpu_compat, "t6030") == 0)
{
cpu_model_name = "M3 Pro";
}
else if (strcmp(cpu_compat, "t6031") == 0
|| strcmp(cpu_compat, "t6034") == 0)
{
cpu_model_name = "M3 Max";
}
else
{
cpu_model_name = "CPU";
}
}
ffStrbufAppendS(&cpu->name, cpu_model_name);
return NULL;
}
#endif
while ((pstart = strstr(pstart, "Model name:")))
{
pstart += strlen("Model name:");