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[v1.03][X86] Fix ambiguity in Kaby/Coffee Lake classification as noted by #149

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Dr-Noob
2023-01-28 09:05:36 +01:00
parent 07e920896b
commit 687459961d
1 changed files with 19 additions and 1 deletions
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20
src/x86/uarch.c
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@@ -228,7 +228,7 @@ struct uarch* get_uarch_from_cpuid_intel(uint32_t ef, uint32_t f, uint32_t em, u
CHECK_UARCH(arch, 0, 6, 8, 12, NA, "Tiger Lake", UARCH_TIGER_LAKE, 10) // instlatx64
CHECK_UARCH(arch, 0, 6, 8, 13, NA, "Tiger Lake", UARCH_TIGER_LAKE, 10) // instlatx64
// CHECK_UARCH(arch, 0, 6, 8, 14, 9, ...) It is not possible to determine uarch only from CPUID dump (can be Kaby Lake or Amber Lake)
CHECK_UARCH(arch, 0, 6, 8, 14, 10, "Coffee Lake", UARCH_COFFEE_LAKE, 14) // wikichip
// CHECK_UARCH(arch, 0, 6, 8, 14, 10, ...) It is not possible to determine uarch only from CPUID dump (can be Kaby Lake R or Coffee Lake U)
CHECK_UARCH(arch, 0, 6, 8, 14, 11, "Whiskey Lake", UARCH_WHISKEY_LAKE, 14) // wikichip
CHECK_UARCH(arch, 0, 6, 8, 14, 12, "Comet Lake", UARCH_COMET_LAKE, 14) // wikichip
CHECK_UARCH(arch, 0, 6, 9, 6, NA, "Tremont", UARCH_TREMONT, 10) // LX*
@@ -377,6 +377,7 @@ struct uarch* get_uarch_from_cpuid(struct cpuInfo* cpu, uint32_t dump, uint32_t
if(cpu->cpu_vendor == CPU_VENDOR_INTEL) {
if(dump == 0x000806E9) {
// It is not possible to determine uarch only from CPUID dump (can be Kaby Lake or Amber Lake)
// See issue https://github.com/Dr-Noob/cpufetch/issues/122
struct uarch* arch = emalloc(sizeof(struct uarch));
if(strstr(cpu->cpu_name, "Y") != NULL) {
@@ -388,6 +389,23 @@ struct uarch* get_uarch_from_cpuid(struct cpuInfo* cpu, uint32_t dump, uint32_t
return arch;
}
else if (dump == 0x000806EA) {
// It is not possible to determine uarch only from CPUID dump (can be Kaby Lake R or Coffee Lake U)
// See issue https://github.com/Dr-Noob/cpufetch/issues/149
struct uarch* arch = emalloc(sizeof(struct uarch));
if(strstr(cpu->cpu_name, "i5-8250U") != NULL ||
strstr(cpu->cpu_name, "i5-8350U") != NULL ||
strstr(cpu->cpu_name, "i7-8550U") != NULL ||
strstr(cpu->cpu_name, "i7-8650U") != NULL) {
fill_uarch(arch, "Kaby Lake", UARCH_KABY_LAKE, 14);
}
else {
fill_uarch(arch, "Coffee Lake", UARCH_COFFEE_LAKE, 14);
}
return arch;
}
return get_uarch_from_cpuid_intel(ef, f, em, m, s);
}
else