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CPU (Linux): code refactor

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This commit is contained in:
Carter Li
2024-01-31 14:36:00 +08:00
parent cf6f3dbe0c
commit cbf203901b
1 changed files with 22 additions and 63 deletions
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src/detection/cpu/cpu_linux.c
+22 -63
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@@ -4,6 +4,7 @@
#include "common/properties.h"
#include "detection/temps/temps_linux.h"
#include "util/mallocHelper.h"
#include "util/stringUtils.h"
#include <sys/sysinfo.h>
#include <stdlib.h>
@@ -156,76 +157,34 @@ void detectAsahi(FFCPUResult* cpu)
// 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
if (cpu->name.length == 0 && ffStrbufEqualS(&cpu->vendor, "Apple"))
{
FF_STRBUF_AUTO_DESTROY content = ffStrbufCreate();
char* cpu_compat = NULL;
char* cpu_model_name = NULL;
char content[32];
ssize_t length = ffReadFileData("/proc/device-tree/compatible", sizeof(content), content);
if (length <= 0) return;
ffStrbufAppend(&cpu->name, &cpu->vendor);
ffStrbufAppendC(&cpu->name, ' ');
if (ffAppendFileBuffer("/proc/device-tree/compatible", &content))
// get the second NUL terminated string
char* modelName = memchr(content, '\0', (size_t) length) + 1;
if (modelName - content < length && ffStrStartsWith(modelName, "apple,t"))
{
// 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)
// https://github.com/AsahiLinux/docs/wiki/Codenames
switch (strtoul(modelName + strlen("apple,t"), NULL, 10))
{
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";
case 8103: ffStrbufSetStatic(&cpu->name, "Apple M1"); break;
case 6000: ffStrbufSetStatic(&cpu->name, "Apple M1 Pro"); break;
case 6001: ffStrbufSetStatic(&cpu->name, "Apple M1 Max"); break;
case 6002: ffStrbufSetStatic(&cpu->name, "Apple M1 Ultra"); break;
case 8112: ffStrbufSetStatic(&cpu->name, "Apple M2"); break;
case 6020: ffStrbufSetStatic(&cpu->name, "Apple M2 Pro"); break;
case 6021: ffStrbufSetStatic(&cpu->name, "Apple M2 Max"); break;
case 6022: ffStrbufSetStatic(&cpu->name, "Apple M2 Ultra"); break;
case 8122: ffStrbufSetStatic(&cpu->name, "Apple M3"); break;
case 6030: ffStrbufSetStatic(&cpu->name, "Apple M3 Pro"); break;
case 6031:
case 6034: ffStrbufSetStatic(&cpu->name, "Apple M3 Max"); break;
default: ffStrbufSetStatic(&cpu->name, "Apple Silicon"); break;
}
}
ffStrbufAppendS(&cpu->name, cpu_model_name);
}
}