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merge into: perikiyoxd:whpx
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perikiyoxd:master perikiyoxd:whpx perikiyoxd:cpuid-enhance perikiyoxd:boot-framebuffer-terminal perikiyoxd:implement-ArpIdentifyProcessor xt-sys:master
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pull from: perikiyoxd:cpuid-enhance
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perikiyoxd:whpx perikiyoxd:cpuid-enhance perikiyoxd:boot-framebuffer-terminal perikiyoxd:master perikiyoxd:implement-ArpIdentifyProcessor xt-sys:master

1 Commits
whpx ... cpuid-enha

Author SHA1 Message Date
PerikiyoXD
46cc5072af Enhance CPU identification with standard and extended feature support 2025-10-05 21:01:41 +02:00
4 changed files with 71 additions and 8 deletions
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7
sdk/xtdk/amd64/artypes.h
View File

@@ -394,6 +394,13 @@ typedef struct _CPU_IDENTIFICATION
USHORT Stepping;
CPU_VENDOR Vendor;
UCHAR VendorName[13];
UINT32 StandardFeaturesEcx;
UINT32 StandardFeaturesEdx;
UINT32 ExtendedFeaturesEcx;
UINT32 ExtendedFeaturesEdx;
UINT32 Standard7FeaturesEbx;
UINT32 Standard7FeaturesEcx;
UINT32 Standard7FeaturesEdx;
} CPU_IDENTIFICATION, *PCPU_IDENTIFICATION;
/* CPUID registers */

4
sdk/xtdk/i686/artypes.h
View File

@@ -359,6 +359,10 @@ typedef struct _CPU_IDENTIFICATION
USHORT Stepping;
CPU_VENDOR Vendor;
UCHAR VendorName[13];
UINT32 StandardFeaturesEcx;
UINT32 StandardFeaturesEdx;
UINT32 ExtendedFeaturesEcx;
UINT32 ExtendedFeaturesEdx;
} CPU_IDENTIFICATION, *PCPU_IDENTIFICATION;
/* CPUID registers */

40
xtoskrnl/ar/amd64/procsup.cc
View File

@@ -64,9 +64,6 @@ AR::ProcSup::IdentifyProcessor(VOID)
CPUID_REGISTERS CpuRegisters;
CPUID_SIGNATURE CpuSignature;
/* Not fully implemented yet */
UNIMPLEMENTED;
/* Get current processor control block */
Prcb = KE::Processor::GetCurrentProcessorControlBlock();
@@ -122,7 +119,42 @@ AR::ProcSup::IdentifyProcessor(VOID)
Prcb->CpuId.Vendor = CPU_VENDOR_UNKNOWN;
}
/* TODO: Store a list of CPU features in processor control block */
/* Get CPU standard features */
RtlZeroMemory(&CpuRegisters, sizeof(CPUID_REGISTERS));
CpuRegisters.Leaf = CPUID_GET_STANDARD1_FEATURES;
CpuFunc::CpuId(&CpuRegisters);
/* Store CPU standard features in processor control block */
Prcb->CpuId.StandardFeaturesEcx = CpuRegisters.Ecx;
Prcb->CpuId.StandardFeaturesEdx = CpuRegisters.Edx;
/* Get CPU extended features */
RtlZeroMemory(&CpuRegisters, sizeof(CPUID_REGISTERS));
CpuRegisters.Leaf = 0x80000001;
CpuFunc::CpuId(&CpuRegisters);
/* Store CPU extended features in processor control block */
Prcb->CpuId.ExtendedFeaturesEcx = CpuRegisters.Ecx;
Prcb->CpuId.ExtendedFeaturesEdx = CpuRegisters.Edx;
/* Get CPU leaf 7 features (subleaf 0) */
RtlZeroMemory(&CpuRegisters, sizeof(CPUID_REGISTERS));
CpuRegisters.Leaf = CPUID_GET_STANDARD7_FEATURES;
CpuRegisters.SubLeaf = 0;
CpuFunc::CpuId(&CpuRegisters);
/* Store CPU leaf 7 features in processor control block */
Prcb->CpuId.Standard7FeaturesEbx = CpuRegisters.Ebx;
Prcb->CpuId.Standard7FeaturesEcx = CpuRegisters.Ecx;
Prcb->CpuId.Standard7FeaturesEdx = CpuRegisters.Edx;
/* Print CPU information */
DebugPrint(L"CPU: Vendor %hs, Family 0x%X, Model 0x%X, Stepping 0x%X\n",
Prcb->CpuId.VendorName,
Prcb->CpuId.Family,
Prcb->CpuId.Model,
Prcb->CpuId.Stepping);
}
/**

28
xtoskrnl/ar/i686/procsup.cc
View File

@@ -59,9 +59,6 @@ AR::ProcSup::IdentifyProcessor(VOID)
CPUID_REGISTERS CpuRegisters;
CPUID_SIGNATURE CpuSignature;
/* Not fully implemented yet */
UNIMPLEMENTED;
/* Get current processor control block */
Prcb = KE::Processor::GetCurrentProcessorControlBlock();
@@ -117,7 +114,30 @@ AR::ProcSup::IdentifyProcessor(VOID)
Prcb->CpuId.Vendor = CPU_VENDOR_UNKNOWN;
}
/* TODO: Store a list of CPU features in processor control block */
/* Get CPU standard features */
RtlZeroMemory(&CpuRegisters, sizeof(CPUID_REGISTERS));
CpuRegisters.Leaf = CPUID_GET_STANDARD1_FEATURES;
CpuFunc::CpuId(&CpuRegisters);
/* Store CPU standard features in processor control block */
Prcb->CpuId.StandardFeaturesEcx = CpuRegisters.Ecx;
Prcb->CpuId.StandardFeaturesEdx = CpuRegisters.Edx;
/* Get CPU extended features */
RtlZeroMemory(&CpuRegisters, sizeof(CPUID_REGISTERS));
CpuRegisters.Leaf = 0x80000001;
CpuFunc::CpuId(&CpuRegisters);
/* Store CPU extended features in processor control block */
Prcb->CpuId.ExtendedFeaturesEcx = CpuRegisters.Ecx;
Prcb->CpuId.ExtendedFeaturesEdx = CpuRegisters.Edx;
/* Print CPU information */
DebugPrint(L"CPU: Vendor %hs, Family 0x%X, Model 0x%X, Stepping 0x%X\n",
Prcb->CpuId.VendorName,
Prcb->CpuId.Family,
Prcb->CpuId.Model,
Prcb->CpuId.Stepping);
}
/**