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-rw-r--r--libc/inc/cpu.h116
1 files changed, 61 insertions, 55 deletions
diff --git a/libc/inc/cpu.h b/libc/inc/cpu.h
index 5c55913..161b7a4 100644
--- a/libc/inc/cpu.h
+++ b/libc/inc/cpu.h
@@ -41,63 +41,69 @@ void loop(void);
enum cpuid_requests { CPUID_VENDOR_STRING, CPUID_FEATURES, CPUID_TLB, CPUID_SERIAL };
enum cpuid_features {
- CPUID_FEAT_ECX_SSE3 = 1 << 0,
- CPUID_FEAT_ECX_PCLMUL = 1 << 1,
- CPUID_FEAT_ECX_DTES64 = 1 << 2,
- CPUID_FEAT_ECX_MONITOR = 1 << 3,
- CPUID_FEAT_ECX_DS_CPL = 1 << 4,
- CPUID_FEAT_ECX_VMX = 1 << 5,
- CPUID_FEAT_ECX_SMX = 1 << 6,
- CPUID_FEAT_ECX_EST = 1 << 7,
- CPUID_FEAT_ECX_TM2 = 1 << 8,
- CPUID_FEAT_ECX_SSSE3 = 1 << 9,
- CPUID_FEAT_ECX_CID = 1 << 10,
- CPUID_FEAT_ECX_FMA = 1 << 12,
- CPUID_FEAT_ECX_CX16 = 1 << 13,
- CPUID_FEAT_ECX_ETPRD = 1 << 14,
- CPUID_FEAT_ECX_PDCM = 1 << 15,
- CPUID_FEAT_ECX_PCIDE = 1 << 17,
- CPUID_FEAT_ECX_DCA = 1 << 18,
- CPUID_FEAT_ECX_SSE4_1 = 1 << 19,
- CPUID_FEAT_ECX_SSE4_2 = 1 << 20,
- CPUID_FEAT_ECX_x2APIC = 1 << 21,
- CPUID_FEAT_ECX_MOVBE = 1 << 22,
- CPUID_FEAT_ECX_POPCNT = 1 << 23,
- CPUID_FEAT_ECX_AES = 1 << 25,
- CPUID_FEAT_ECX_XSAVE = 1 << 26,
- CPUID_FEAT_ECX_OSXSAVE = 1 << 27,
- CPUID_FEAT_ECX_AVX = 1 << 28,
+ CPUID_FEAT_ECX_SSE3 = 1u << 0,
+ CPUID_FEAT_ECX_PCLMUL = 1u << 1,
+ CPUID_FEAT_ECX_DTES64 = 1u << 2,
+ CPUID_FEAT_ECX_MONITOR = 1u << 3,
+ CPUID_FEAT_ECX_DS_CPL = 1u << 4,
+ CPUID_FEAT_ECX_VMX = 1u << 5,
+ CPUID_FEAT_ECX_SMX = 1u << 6,
+ CPUID_FEAT_ECX_EST = 1u << 7,
+ CPUID_FEAT_ECX_TM2 = 1u << 8,
+ CPUID_FEAT_ECX_SSSE3 = 1u << 9,
+ CPUID_FEAT_ECX_CID = 1u << 10,
+ CPUID_FEAT_ECX_FMA = 1u << 12,
+ CPUID_FEAT_ECX_CX16 = 1u << 13,
+ CPUID_FEAT_ECX_ETPRD = 1u << 14,
+ CPUID_FEAT_ECX_PDCM = 1u << 15,
+ CPUID_FEAT_ECX_PCIDE = 1u << 17,
+ CPUID_FEAT_ECX_DCA = 1u << 18,
+ CPUID_FEAT_ECX_SSE4_1 = 1u << 19,
+ CPUID_FEAT_ECX_SSE4_2 = 1u << 20,
+ CPUID_FEAT_ECX_x2APIC = 1u << 21,
+ CPUID_FEAT_ECX_MOVBE = 1u << 22,
+ CPUID_FEAT_ECX_POPCNT = 1u << 23,
+ CPUID_FEAT_ECX_AES = 1u << 25,
+ CPUID_FEAT_ECX_XSAVE = 1u << 26,
+ CPUID_FEAT_ECX_OSXSAVE = 1u << 27,
+ CPUID_FEAT_ECX_AVX = 1u << 28,
+ CPUID_FEAT_ECX_F16C = 1u << 29,
+ CPUID_FEAT_ECX_RDRND = 1u << 30,
- CPUID_FEAT_EDX_FPU = 1 << 0,
- CPUID_FEAT_EDX_VME = 1 << 1,
- CPUID_FEAT_EDX_DE = 1 << 2,
- CPUID_FEAT_EDX_PSE = 1 << 3,
- CPUID_FEAT_EDX_TSC = 1 << 4,
- CPUID_FEAT_EDX_MSR = 1 << 5,
- CPUID_FEAT_EDX_PAE = 1 << 6,
- CPUID_FEAT_EDX_MCE = 1 << 7,
- CPUID_FEAT_EDX_CX8 = 1 << 8,
- CPUID_FEAT_EDX_APIC = 1 << 9,
- CPUID_FEAT_EDX_SEP = 1 << 11,
- CPUID_FEAT_EDX_MTRR = 1 << 12,
- CPUID_FEAT_EDX_PGE = 1 << 13,
- CPUID_FEAT_EDX_MCA = 1 << 14,
- CPUID_FEAT_EDX_CMOV = 1 << 15,
- CPUID_FEAT_EDX_PAT = 1 << 16,
- CPUID_FEAT_EDX_PSE36 = 1 << 17,
- CPUID_FEAT_EDX_PSN = 1 << 18,
- CPUID_FEAT_EDX_CLF = 1 << 19,
- CPUID_FEAT_EDX_DTES = 1 << 21,
- CPUID_FEAT_EDX_ACPI = 1 << 22,
- CPUID_FEAT_EDX_MMX = 1 << 23,
- CPUID_FEAT_EDX_FXSR = 1 << 24,
- CPUID_FEAT_EDX_SSE = 1 << 25,
- CPUID_FEAT_EDX_SSE2 = 1 << 26,
- CPUID_FEAT_EDX_SS = 1 << 27,
- CPUID_FEAT_EDX_HTT = 1 << 28,
- CPUID_FEAT_EDX_TM1 = 1 << 29,
- CPUID_FEAT_EDX_IA64 = 1 << 30,
+ CPUID_FEAT_EDX_FPU = 1u << 0,
+ CPUID_FEAT_EDX_VME = 1u << 1,
+ CPUID_FEAT_EDX_DE = 1u << 2,
+ CPUID_FEAT_EDX_PSE = 1u << 3,
+ CPUID_FEAT_EDX_TSC = 1u << 4,
+ CPUID_FEAT_EDX_MSR = 1u << 5,
+ CPUID_FEAT_EDX_PAE = 1u << 6,
+ CPUID_FEAT_EDX_MCE = 1u << 7,
+ CPUID_FEAT_EDX_CX8 = 1u << 8,
+ CPUID_FEAT_EDX_APIC = 1u << 9,
+ CPUID_FEAT_EDX_SEP = 1u << 11,
+ CPUID_FEAT_EDX_MTRR = 1u << 12,
+ CPUID_FEAT_EDX_PGE = 1u << 13,
+ CPUID_FEAT_EDX_MCA = 1u << 14,
+ CPUID_FEAT_EDX_CMOV = 1u << 15,
+ CPUID_FEAT_EDX_PAT = 1u << 16,
+ CPUID_FEAT_EDX_PSE36 = 1u << 17,
+ CPUID_FEAT_EDX_PSN = 1u << 18,
+ CPUID_FEAT_EDX_CLF = 1u << 19,
+ CPUID_FEAT_EDX_DTES = 1u << 21,
+ CPUID_FEAT_EDX_ACPI = 1u << 22,
+ CPUID_FEAT_EDX_MMX = 1u << 23,
+ CPUID_FEAT_EDX_FXSR = 1u << 24,
+ CPUID_FEAT_EDX_SSE = 1u << 25,
+ CPUID_FEAT_EDX_SSE2 = 1u << 26,
+ CPUID_FEAT_EDX_SS = 1u << 27,
+ CPUID_FEAT_EDX_HTT = 1u << 28,
+ CPUID_FEAT_EDX_TM1 = 1u << 29,
+ CPUID_FEAT_EDX_IA64 = 1u << 30,
};
+
+u8 cpu_has_cfeature(enum cpuid_features feature);
+u8 cpu_has_dfeature(enum cpuid_features feature);
+
#endif
#endif