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-rw-r--r--UefiCpuPkg/Application/Cpuid/Cpuid.c115
-rw-r--r--UefiCpuPkg/Include/Register/Cpuid.h363
2 files changed, 325 insertions, 153 deletions
diff --git a/UefiCpuPkg/Application/Cpuid/Cpuid.c b/UefiCpuPkg/Application/Cpuid/Cpuid.c
index ac14c41..2efad68 100644
--- a/UefiCpuPkg/Application/Cpuid/Cpuid.c
+++ b/UefiCpuPkg/Application/Cpuid/Cpuid.c
@@ -88,13 +88,14 @@ CPUID_CACHE_INFO_DESCRIPTION mCpuidCacheInfoDescription[] = {
{ 0x56 , "TLB" , "Data TLB0: 4 MByte pages, 4-way set associative, 16 entries" },
{ 0x57 , "TLB" , "Data TLB0: 4 KByte pages, 4-way associative, 16 entries" },
{ 0x59 , "TLB" , "Data TLB0: 4 KByte pages, fully associative, 16 entries" },
- { 0x5A , "TLB" , "Data TLB0: 2-MByte or 4 MByte pages, 4-way set associative, 32 entries" },
+ { 0x5A , "TLB" , "Data TLB0: 2 MByte or 4 MByte pages, 4-way set associative, 32 entries" },
{ 0x5B , "TLB" , "Data TLB: 4 KByte and 4 MByte pages, 64 entries" },
{ 0x5C , "TLB" , "Data TLB: 4 KByte and 4 MByte pages,128 entries" },
{ 0x5D , "TLB" , "Data TLB: 4 KByte and 4 MByte pages,256 entries" },
{ 0x60 , "Cache" , "1st-level data cache: 16 KByte, 8-way set associative, 64 byte line size" },
{ 0x61 , "TLB" , "Instruction TLB: 4 KByte pages, fully associative, 48 entries" },
- { 0x63 , "TLB" , "Data TLB: 1 GByte pages, 4-way set associative, 4 entries" },
+ { 0x63 , "TLB" , "Data TLB: 2 MByte or 4 MByte pages, 4-way set associative, 32 entries and a separate array with 1 GByte pages, 4-way set associative, 4 entries" },
+ { 0x64 , "TLB" , "Data TLB: 4 KByte pages, 4-way set associative, 512 entries" },
{ 0x66 , "Cache" , "1st-level data cache: 8 KByte, 4-way set associative, 64 byte line size" },
{ 0x67 , "Cache" , "1st-level data cache: 16 KByte, 4-way set associative, 64 byte line size" },
{ 0x68 , "Cache" , "1st-level data cache: 32 KByte, 4-way set associative, 64 byte line size" },
@@ -133,6 +134,7 @@ CPUID_CACHE_INFO_DESCRIPTION mCpuidCacheInfoDescription[] = {
{ 0xC1 , "STLB" , "Shared 2nd-Level TLB: 4 KByte/2MByte pages, 8-way associative, 1024 entries" },
{ 0xC2 , "DTLB" , "DTLB: 4 KByte/2 MByte pages, 4-way associative, 16 entries" },
{ 0xC3 , "STLB" , "Shared 2nd-Level TLB: 4 KByte /2 MByte pages, 6-way associative, 1536 entries. Also 1GBbyte pages, 4-way, 16 entries." },
+ { 0xC4 , "DTLB" , "DTLB: 2M/4M Byte pages, 4-way associative, 32 entries" },
{ 0xCA , "STLB" , "Shared 2nd-Level TLB: 4 KByte pages, 4-way associative, 512 entries" },
{ 0xD0 , "Cache" , "3rd-level cache: 512 KByte, 4-way set associative, 64 byte line size" },
{ 0xD1 , "Cache" , "3rd-level cache: 1 MByte, 4-way set associative, 64 byte line size" },
@@ -604,18 +606,24 @@ CpuidStructuredExtendedFeatureFlags (
PRINT_BIT_FIELD (Ebx, EnhancedRepMovsbStosb);
PRINT_BIT_FIELD (Ebx, INVPCID);
PRINT_BIT_FIELD (Ebx, RTM);
- PRINT_BIT_FIELD (Ebx, PQM);
+ PRINT_BIT_FIELD (Ebx, RDT_M);
PRINT_BIT_FIELD (Ebx, DeprecateFpuCsDs);
PRINT_BIT_FIELD (Ebx, MPX);
- PRINT_BIT_FIELD (Ebx, PQE);
+ PRINT_BIT_FIELD (Ebx, RDT_A);
PRINT_BIT_FIELD (Ebx, RDSEED);
PRINT_BIT_FIELD (Ebx, ADX);
PRINT_BIT_FIELD (Ebx, SMAP);
PRINT_BIT_FIELD (Ebx, CLFLUSHOPT);
+ PRINT_BIT_FIELD (Ebx, CLWB);
PRINT_BIT_FIELD (Ebx, IntelProcessorTrace);
+ PRINT_BIT_FIELD (Ebx, SHA);
PRINT_BIT_FIELD (Ecx, PREFETCHWT1);
+ PRINT_BIT_FIELD (Ecx, UMIP);
PRINT_BIT_FIELD (Ecx, PKU);
PRINT_BIT_FIELD (Ecx, OSPKE);
+ PRINT_BIT_FIELD (Ecx, MAWAU);
+ PRINT_BIT_FIELD (Ecx, RDPID);
+ PRINT_BIT_FIELD (Ecx, SGX_LC);
}
}
}
@@ -815,78 +823,81 @@ CpuidExtendedStateMainLeaf (
}
/**
- Display CPUID_PLATFORM_QOS_MONITORING enumeration sub-leaf.
+ Display CPUID_INTEL_RDT_MONITORING enumeration sub-leaf.
**/
VOID
-CpuidPlatformQosMonitoringEnumerationSubLeaf (
+CpuidIntelRdtMonitoringEnumerationSubLeaf (
VOID
)
{
UINT32 Ebx;
- CPUID_PLATFORM_QOS_MONITORING_ENUMERATION_SUB_LEAF_EDX Edx;
+ CPUID_INTEL_RDT_MONITORING_ENUMERATION_SUB_LEAF_EDX Edx;
- if (CPUID_PLATFORM_QOS_MONITORING > gMaximumBasicFunction) {
+ if (CPUID_INTEL_RDT_MONITORING > gMaximumBasicFunction) {
return;
}
AsmCpuidEx (
- CPUID_PLATFORM_QOS_MONITORING, CPUID_PLATFORM_QOS_MONITORING_ENUMERATION_SUB_LEAF,
+ CPUID_INTEL_RDT_MONITORING, CPUID_INTEL_RDT_MONITORING_ENUMERATION_SUB_LEAF,
NULL, &Ebx, NULL, &Edx.Uint32
);
- Print (L"CPUID_PLATFORM_QOS_MONITORING (Leaf %08x, Sub-Leaf %08x)\n", CPUID_PLATFORM_QOS_MONITORING, CPUID_PLATFORM_QOS_MONITORING_ENUMERATION_SUB_LEAF);
+ Print (L"CPUID_INTEL_RDT_MONITORING (Leaf %08x, Sub-Leaf %08x)\n", CPUID_INTEL_RDT_MONITORING, CPUID_INTEL_RDT_MONITORING_ENUMERATION_SUB_LEAF);
Print (L" EAX:%08x EBX:%08x ECX:%08x EDX:%08x\n", 0, Ebx, 0, Edx.Uint32);
PRINT_VALUE (Ebx, Maximum_RMID_Range);
- PRINT_BIT_FIELD (Edx, L3CacheQosEnforcement);
+ PRINT_BIT_FIELD (Edx, L3CacheRDT_M);
}
/**
- Display CPUID_PLATFORM_QOS_MONITORING capability sub-leaf.
+ Display CPUID_INTEL_RDT_MONITORING L3 cache capability sub-leaf.
**/
VOID
-CpuidPlatformQosMonitoringCapabilitySubLeaf (
+CpuidIntelRdtMonitoringL3CacheCapabilitySubLeaf (
VOID
)
{
UINT32 Ebx;
UINT32 Ecx;
- CPUID_PLATFORM_QOS_MONITORING_CAPABILITY_SUB_LEAF_EDX Edx;
+ CPUID_INTEL_RDT_MONITORING_L3_CACHE_SUB_LEAF_EDX Edx;
- if (CPUID_PLATFORM_QOS_MONITORING > gMaximumBasicFunction) {
+ if (CPUID_INTEL_RDT_MONITORING > gMaximumBasicFunction) {
return;
}
AsmCpuidEx (
- CPUID_PLATFORM_QOS_MONITORING, CPUID_PLATFORM_QOS_MONITORING_CAPABILITY_SUB_LEAF,
+ CPUID_INTEL_RDT_MONITORING, CPUID_INTEL_RDT_MONITORING_L3_CACHE_SUB_LEAF,
NULL, &Ebx, &Ecx, &Edx.Uint32
);
- Print (L"CPUID_PLATFORM_QOS_MONITORING (Leaf %08x, Sub-Leaf %08x)\n", CPUID_PLATFORM_QOS_MONITORING, CPUID_PLATFORM_QOS_MONITORING_CAPABILITY_SUB_LEAF);
+ Print (L"CPUID_INTEL_RDT_MONITORING (Leaf %08x, Sub-Leaf %08x)\n", CPUID_INTEL_RDT_MONITORING, CPUID_INTEL_RDT_MONITORING_L3_CACHE_SUB_LEAF);
Print (L" EAX:%08x EBX:%08x ECX:%08x EDX:%08x\n", 0, Ebx, Ecx, Edx.Uint32);
PRINT_VALUE (Ebx, OccupancyConversionFactor);
PRINT_VALUE (Ecx, Maximum_RMID_Range);
PRINT_BIT_FIELD (Edx, L3CacheOccupancyMonitoring);
+ PRINT_BIT_FIELD (Edx, L3CacheTotalBandwidthMonitoring);
+ PRINT_BIT_FIELD (Edx, L3CacheLocalBandwidthMonitoring);
}
/**
- Display CPUID_PLATFORM_QOS_ENFORCEMENT sub-leaf.
+ Display CPUID_INTEL_RDT_ALLOCATION L3 cache allocation technology enumeration
+ sub-leaf.
**/
VOID
-CpuidPlatformQosEnforcementResidSubLeaf (
+CpuidIntelRdtAllocationL3CacheSubLeaf (
VOID
)
{
- CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF_EAX Eax;
+ CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF_EAX Eax;
UINT32 Ebx;
- CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF_ECX Ecx;
- CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF_EDX Edx;
+ CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF_ECX Ecx;
+ CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF_EDX Edx;
AsmCpuidEx (
- CPUID_PLATFORM_QOS_ENFORCEMENT, CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF,
+ CPUID_INTEL_RDT_ALLOCATION, CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF,
&Eax.Uint32, &Ebx, &Ecx.Uint32, &Edx.Uint32
);
- Print (L"CPUID_PLATFORM_QOS_ENFORCEMENT (Leaf %08x, Sub-Leaf %08x)\n", CPUID_PLATFORM_QOS_ENFORCEMENT, CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF);
+ Print (L"CPUID_INTEL_RDT_ALLOCATION (Leaf %08x, Sub-Leaf %08x)\n", CPUID_INTEL_RDT_ALLOCATION, CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF);
Print (L" EAX:%08x EBX:%08x ECX:%08x EDX:%08x\n", Eax.Uint32, Ebx, Ecx.Uint32, Edx.Uint32);
PRINT_BIT_FIELD (Eax, CapacityLength);
PRINT_VALUE (Ebx, AllocationUnitBitMap);
@@ -896,29 +907,56 @@ CpuidPlatformQosEnforcementResidSubLeaf (
}
/**
- Display CPUID_PLATFORM_QOS_ENFORCEMENT main leaf and sub-leaf.
+ Display CPUID_INTEL_RDT_ALLOCATION L2 cache allocation technology enumeration
+ sub-leaf.
**/
VOID
-CpuidPlatformQosEnforcementMainLeaf (
+CpuidIntelRdtAllocationL2CacheSubLeaf (
VOID
)
{
- CPUID_PLATFORM_QOS_ENFORCEMENT_MAIN_LEAF_EBX Ebx;
+ CPUID_INTEL_RDT_ALLOCATION_L2_CACHE_SUB_LEAF_EAX Eax;
+ UINT32 Ebx;
+ CPUID_INTEL_RDT_ALLOCATION_L2_CACHE_SUB_LEAF_EDX Edx;
+
+ AsmCpuidEx (
+ CPUID_INTEL_RDT_ALLOCATION, CPUID_INTEL_RDT_ALLOCATION_L2_CACHE_SUB_LEAF,
+ &Eax.Uint32, &Ebx, NULL, &Edx.Uint32
+ );
+ Print (L"CPUID_INTEL_RDT_ALLOCATION (Leaf %08x, Sub-Leaf %08x)\n", CPUID_INTEL_RDT_ALLOCATION, CPUID_INTEL_RDT_ALLOCATION_L2_CACHE_SUB_LEAF);
+ Print (L" EAX:%08x EBX:%08x ECX:%08x EDX:%08x\n", Eax.Uint32, Ebx, 0, Edx.Uint32);
+ PRINT_BIT_FIELD (Eax, CapacityLength);
+ PRINT_VALUE (Ebx, AllocationUnitBitMap);
+ PRINT_BIT_FIELD (Edx, HighestCosNumber);
+}
+
+/**
+ Display CPUID_INTEL_RDT_ALLOCATION main leaf and sub-leaves.
+
+**/
+VOID
+CpuidIntelRdtAllocationMainLeaf (
+ VOID
+ )
+{
+ CPUID_INTEL_RDT_ALLOCATION_ENUMERATION_SUB_LEAF_EBX Ebx;
- if (CPUID_PLATFORM_QOS_ENFORCEMENT > gMaximumBasicFunction) {
+ if (CPUID_INTEL_RDT_ALLOCATION > gMaximumBasicFunction) {
return;
}
AsmCpuidEx (
- CPUID_PLATFORM_QOS_ENFORCEMENT, CPUID_PLATFORM_QOS_ENFORCEMENT_MAIN_LEAF,
+ CPUID_INTEL_RDT_ALLOCATION, CPUID_INTEL_RDT_ALLOCATION_ENUMERATION_SUB_LEAF,
NULL, &Ebx.Uint32, NULL, NULL
);
- Print (L"CPUID_PLATFORM_QOS_ENFORCEMENT (Leaf %08x, Sub-Leaf %08x)\n", CPUID_PLATFORM_QOS_ENFORCEMENT, CPUID_PLATFORM_QOS_ENFORCEMENT_MAIN_LEAF);
+ Print (L"CPUID_INTEL_RDT_ALLOCATION (Leaf %08x, Sub-Leaf %08x)\n", CPUID_INTEL_RDT_ALLOCATION, CPUID_INTEL_RDT_ALLOCATION_ENUMERATION_SUB_LEAF);
Print (L" EAX:%08x EBX:%08x ECX:%08x EDX:%08x\n", 0, Ebx.Uint32, 0, 0);
- PRINT_BIT_FIELD (Ebx, L3CacheQosEnforcement);
+ PRINT_BIT_FIELD (Ebx, L3CacheAllocation);
+ PRINT_BIT_FIELD (Ebx, L2CacheAllocation);
- CpuidPlatformQosEnforcementResidSubLeaf ();
+ CpuidIntelRdtAllocationL3CacheSubLeaf ();
+ CpuidIntelRdtAllocationL2CacheSubLeaf ();
}
/**
@@ -1093,6 +1131,8 @@ CpuidIntelProcessorTraceMainLeaf (
PRINT_BIT_FIELD (Ebx, ConfigurablePsb);
PRINT_BIT_FIELD (Ebx, IpTraceStopFiltering);
PRINT_BIT_FIELD (Ebx, Mtc);
+ PRINT_BIT_FIELD (Ebx, PTWrite);
+ PRINT_BIT_FIELD (Ebx, PowerEventTrace);
PRINT_BIT_FIELD (Ecx, RTIT);
PRINT_BIT_FIELD (Ecx, ToPA);
PRINT_BIT_FIELD (Ecx, SingleRangeOutput);
@@ -1113,14 +1153,15 @@ CpuidTimeStampCounter (
{
UINT32 Eax;
UINT32 Ebx;
+ UINT32 Ecx;
if (CPUID_TIME_STAMP_COUNTER > gMaximumBasicFunction) {
return;
}
- AsmCpuid (CPUID_TIME_STAMP_COUNTER, &Eax, &Ebx, NULL, NULL);
+ AsmCpuid (CPUID_TIME_STAMP_COUNTER, &Eax, &Ebx, &Ecx, NULL);
Print (L"CPUID_TIME_STAMP_COUNTER (Leaf %08x)\n", CPUID_TIME_STAMP_COUNTER);
- Print (L" EAX:%08x EBX:%08x ECX:%08x EDX:%08x\n", Eax, Ebx, 0, 0);
+ Print (L" EAX:%08x EBX:%08x ECX:%08x EDX:%08x\n", Eax, Ebx, Ecx, 0);
}
/**
@@ -1446,9 +1487,9 @@ UefiMain (
CpuidArchitecturalPerformanceMonitoring ();
CpuidExtendedTopology ();
CpuidExtendedStateMainLeaf ();
- CpuidPlatformQosMonitoringEnumerationSubLeaf ();
- CpuidPlatformQosMonitoringCapabilitySubLeaf ();
- CpuidPlatformQosEnforcementMainLeaf ();
+ CpuidIntelRdtMonitoringEnumerationSubLeaf ();
+ CpuidIntelRdtMonitoringL3CacheCapabilitySubLeaf ();
+ CpuidIntelRdtAllocationMainLeaf ();
CpuidEnumerationOfIntelSgx ();
CpuidIntelProcessorTraceMainLeaf ();
CpuidTimeStampCounter ();
diff --git a/UefiCpuPkg/Include/Register/Cpuid.h b/UefiCpuPkg/Include/Register/Cpuid.h
index 864108d..5eb9650 100644
--- a/UefiCpuPkg/Include/Register/Cpuid.h
+++ b/UefiCpuPkg/Include/Register/Cpuid.h
@@ -17,7 +17,7 @@
@par Specification Reference:
Intel(R) 64 and IA-32 Architectures Software Developer's Manual, Volume 2A,
- December 2015, CPUID instruction.
+ September 2016, CPUID instruction.
**/
@@ -433,11 +433,10 @@ typedef union {
///
UINT32 PGE:1;
///
- /// [Bit 14] Machine Check Architecture. The Machine Check Architecture,
- /// which provides a compatible mechanism for error reporting in P6 family,
- /// Pentium 4, Intel Xeon processors, and future processors, is supported.
- /// The MCG_CAP MSR contains feature bits describing how many banks of error
- /// reporting MSRs are supported.
+ /// [Bit 14] Machine Check Architecture. A value of 1 indicates the Machine
+ /// Check Architecture of reporting machine errors is supported. The MCG_CAP
+ /// MSR contains feature bits describing how many banks of error reporting
+ /// MSRs are supported.
///
UINT32 MCA:1;
///
@@ -634,13 +633,16 @@ typedef union {
<tr><td> 0x56 </td><td> TLB </td><td> Data TLB0: 4 MByte pages, 4-way set associative, 16 entries</td></tr>
<tr><td> 0x57 </td><td> TLB </td><td> Data TLB0: 4 KByte pages, 4-way associative, 16 entries</td></tr>
<tr><td> 0x59 </td><td> TLB </td><td> Data TLB0: 4 KByte pages, fully associative, 16 entries</td></tr>
- <tr><td> 0x5A </td><td> TLB </td><td> Data TLB0: 2-MByte or 4 MByte pages, 4-way set associative, 32 entries</td></tr>
+ <tr><td> 0x5A </td><td> TLB </td><td> Data TLB0: 2 MByte or 4 MByte pages, 4-way set associative, 32 entries</td></tr>
<tr><td> 0x5B </td><td> TLB </td><td> Data TLB: 4 KByte and 4 MByte pages, 64 entries</td></tr>
<tr><td> 0x5C </td><td> TLB </td><td> Data TLB: 4 KByte and 4 MByte pages,128 entries</td></tr>
<tr><td> 0x5D </td><td> TLB </td><td> Data TLB: 4 KByte and 4 MByte pages,256 entries</td></tr>
<tr><td> 0x60 </td><td> Cache </td><td> 1st-level data cache: 16 KByte, 8-way set associative, 64 byte line size</td></tr>
<tr><td> 0x61 </td><td> TLB </td><td> Instruction TLB: 4 KByte pages, fully associative, 48 entries</td></tr>
- <tr><td> 0x63 </td><td> TLB </td><td> Data TLB: 1 GByte pages, 4-way set associative, 4 entries</td></tr>
+ <tr><td> 0x63 </td><td> TLB </td><td> Data TLB: 2 MByte or 4 MByte pages, 4-way set associative,
+ 32 entries and a separate array with 1 GByte pages, 4-way set associative,
+ 4 entries</td></tr>
+ <tr><td> 0x64 </td><td> TLB </td><td> Data TLB: 4 KByte pages, 4-way set associative, 512 entries</td></tr>
<tr><td> 0x66 </td><td> Cache </td><td> 1st-level data cache: 8 KByte, 4-way set associative, 64 byte line size</td></tr>
<tr><td> 0x67 </td><td> Cache </td><td> 1st-level data cache: 16 KByte, 4-way set associative, 64 byte line size</td></tr>
<tr><td> 0x68 </td><td> Cache </td><td> 1st-level data cache: 32 KByte, 4-way set associative, 64 byte line size</td></tr>
@@ -686,6 +688,7 @@ typedef union {
<tr><td> 0xC2 </td><td> DTLB </td><td> DTLB: 4 KByte/2 MByte pages, 4-way associative, 16 entries</td></tr>
<tr><td> 0xC3 </td><td> STLB </td><td> Shared 2nd-Level TLB: 4 KByte /2 MByte pages, 6-way associative,
1536 entries. Also 1GBbyte pages, 4-way, 16 entries.</td></tr>
+ <tr><td> 0xC4 </td><td> DTLB </td><td> DTLB: 2M/4M Byte pages, 4-way associative, 32 entries</td></tr>
<tr><td> 0xCA </td><td> STLB </td><td> Shared 2nd-Level TLB: 4 KByte pages, 4-way associative, 512 entries</td></tr>
<tr><td> 0xD0 </td><td> Cache </td><td> 3rd-level cache: 512 KByte, 4-way set associative, 64 byte line size</td></tr>
<tr><td> 0xD1 </td><td> Cache </td><td> 3rd-level cache: 1 MByte, 4-way set associative, 64 byte line size</td></tr>
@@ -1349,10 +1352,10 @@ typedef union {
///
UINT32 RTM:1;
///
- /// [Bit 12] Supports Platform Quality of Service Monitoring (PQM)
- /// capability if 1.
+ /// [Bit 12] Supports Intel(R) Resource Director Technology (Intel(R) RDT)
+ /// Monitoring capability if 1.
///
- UINT32 PQM:1;
+ UINT32 RDT_M:1;
///
/// [Bit 13] Deprecates FPU CS and FPU DS values if 1.
///
@@ -1362,10 +1365,10 @@ typedef union {
///
UINT32 MPX:1;
///
- /// [Bit 15] Supports Platform Quality of Service Enforcement (PQE)
- /// capability if 1.
+ /// [Bit 15] Supports Intel(R) Resource Director Technology (Intel(R) RDT)
+ /// Allocation capability if 1.
///
- UINT32 PQE:1;
+ UINT32 RDT_A:1;
UINT32 Reserved2:2;
///
/// [Bit 18] If 1 indicates the processor supports the RDSEED instruction.
@@ -1386,13 +1389,22 @@ typedef union {
/// [Bit 23] If 1 indicates the processor supports the CLFLUSHOPT instruction.
///
UINT32 CLFLUSHOPT:1;
- UINT32 Reserved4:1;
+ ///
+ /// [Bit 24] If 1 indicates the processor supports the CLWB instruction.
+ ///
+ UINT32 CLWB:1;
///
/// [Bit 25] If 1 indicates the processor supports the Intel Processor Trace
/// extensions.
///
UINT32 IntelProcessorTrace:1;
- UINT32 Reserved5:6;
+ UINT32 Reserved4:3;
+ ///
+ /// [Bit 29] Supports Intel(R) Secure Hash Algorithm Extensions (Intel(R)
+ /// SHA Extensions) if 1.
+ ///
+ UINT32 SHA:1;
+ UINT32 Reserved5:2;
} Bits;
///
/// All bit fields as a 32-bit value
@@ -1414,7 +1426,11 @@ typedef union {
/// [Bit 0] If 1 indicates the processor supports the PREFETCHWT1 instruction.
///
UINT32 PREFETCHWT1:1;
- UINT32 Reserved1:2;
+ UINT32 Reserved1:1;
+ ///
+ /// [Bit 2] Supports user-mode instruction prevention if 1.
+ ///
+ UINT32 UMIP:1;
///
/// [Bit 3] Supports protection keys for user-mode pages if 1.
///
@@ -1424,7 +1440,22 @@ typedef union {
/// RDPKRU/WRPKRU instructions).
///
UINT32 OSPKE:1;
- UINT32 Reserved2:27;
+ UINT32 Reserved2:12;
+ ///
+ /// [Bits 21:17] The value of MAWAU used by the BNDLDX and BNDSTX instructions
+ /// in 64-bit mode.
+ ///
+ UINT32 MAWAU:5;
+ ///
+ /// [Bit 22] Supports Read Processor ID if 1.
+ ///
+ UINT32 RDPID:1;
+ UINT32 Reserved3:7;
+ ///
+ /// [Bit 30] Supports SGX Launch Configuration if 1.
+ ///
+ UINT32 SGX_LC:1;
+ UINT32 Reserved4:1;
} Bits;
///
/// All bit fields as a 32-bit value
@@ -1756,7 +1787,7 @@ typedef union {
enabled.
@retval ECX Maximum size (bytes, from the beginning of the XSAVE/XRSTOR save
area) of the XSAVE/XRSTOR save area required by all supported
- features in the processor, i.e all the valid bit fields in XCR0.
+ features in the processor, i.e., all the valid bit fields in XCR0.
@retval EDX Reports the supported bits of the upper 32 bits of XCR0.
XCR0[n+32] can be set to 1 only if EDX[n] is 1.
@@ -1991,45 +2022,46 @@ typedef union {
/**
- CPUID Platform QoS Monitoring Information
+ CPUID Intel Resource Director Technology (Intel RDT) Monitoring Information
- @param EAX CPUID_PLATFORM_QOS_MONITORING (0x0F)
- @param ECX CPUID_PLATFORM_QOS_MONITORING_ENUMERATION_SUB_LEAF (0x00).
- CPUID_PLATFORM_QOS_MONITORING_CAPABILITY_SUB_LEAF (0x01).
+ @param EAX CPUID_INTEL_RDT_MONITORING (0x0F)
+ @param ECX CPUID_INTEL_RDT_MONITORING_ENUMERATION_SUB_LEAF (0x00).
+ CPUID_INTEL_RDT_MONITORING_L3_CACHE_SUB_LEAF (0x01).
**/
-#define CPUID_PLATFORM_QOS_MONITORING 0x0F
+#define CPUID_INTEL_RDT_MONITORING 0x0F
/**
- CPUID Platform QoS Monitoring Information Enumeration Sub-leaf
+ CPUID Intel Resource Director Technology (Intel RDT) Monitoring Information
+ Enumeration Sub-leaf
- @param EAX CPUID_PLATFORM_QOS_MONITORING (0x0F)
- @param ECX CPUID_PLATFORM_QOS_MONITORING_ENUMERATION_SUB_LEAF (0x00)
+ @param EAX CPUID_INTEL_RDT_MONITORING (0x0F)
+ @param ECX CPUID_INTEL_RDT_MONITORING_ENUMERATION_SUB_LEAF (0x00)
@retval EAX Reserved.
@retval EBX Maximum range (zero-based) of RMID within this physical
processor of all types.
@retval ECX Reserved.
- @retval EDX L3 Cache QoS Monitoring Information Enumeration described by the
- type CPUID_PLATFORM_QOS_MONITORING_ENUMERATION_SUB_LEAF_EDX.
+ @retval EDX L3 Cache Intel RDT Monitoring Information Enumeration described by
+ the type CPUID_INTEL_RDT_MONITORING_ENUMERATION_SUB_LEAF_EDX.
<b>Example usage</b>
@code
UINT32 Ebx;
- CPUID_PLATFORM_QOS_MONITORING_ENUMERATION_SUB_LEAF_EDX Edx;
+ CPUID_INTEL_RDT_MONITORING_ENUMERATION_SUB_LEAF_EDX Edx;
AsmCpuidEx (
- CPUID_PLATFORM_QOS_MONITORING, CPUID_PLATFORM_QOS_MONITORING_ENUMERATION_SUB_LEAF,
+ CPUID_INTEL_RDT_MONITORING, CPUID_INTEL_RDT_MONITORING_ENUMERATION_SUB_LEAF,
NULL, &Ebx, NULL, &Edx.Uint32
);
@endcode
**/
-#define CPUID_PLATFORM_QOS_MONITORING_ENUMERATION_SUB_LEAF 0x00
+#define CPUID_INTEL_RDT_MONITORING_ENUMERATION_SUB_LEAF 0x00
/**
- CPUID Platform QoS Monitoring Information EDX for CPUID leaf
- #CPUID_PLATFORM_QOS_MONITORING, sub-leaf
- #CPUID_PLATFORM_QOS_MONITORING_ENUMERATION_SUB_LEAF.
+ CPUID Intel RDT Monitoring Information EDX for CPUID leaf
+ #CPUID_INTEL_RDT_MONITORING, sub-leaf
+ #CPUID_INTEL_RDT_MONITORING_ENUMERATION_SUB_LEAF.
**/
typedef union {
///
@@ -2038,47 +2070,47 @@ typedef union {
struct {
UINT32 Reserved1:1;
///
- /// [Bit 1] Supports L3 Cache QoS Monitoring if 1.
+ /// [Bit 1] Supports L3 Cache Intel RDT Monitoring if 1.
///
- UINT32 L3CacheQosEnforcement:1;
+ UINT32 L3CacheRDT_M:1;
UINT32 Reserved2:30;
} Bits;
///
/// All bit fields as a 32-bit value
///
UINT32 Uint32;
-} CPUID_PLATFORM_QOS_MONITORING_ENUMERATION_SUB_LEAF_EDX;
+} CPUID_INTEL_RDT_MONITORING_ENUMERATION_SUB_LEAF_EDX;
/**
- CPUID Platform QoS Monitoring Information Capability Sub-leaf
+ CPUID L3 Cache Intel RDT Monitoring Capability Enumeration Sub-leaf
- @param EAX CPUID_PLATFORM_QOS_MONITORING (0x0F)
- @param ECX CPUID_PLATFORM_QOS_MONITORING_CAPABILITY_SUB_LEAF (0x01)
+ @param EAX CPUID_INTEL_RDT_MONITORING (0x0F)
+ @param ECX CPUID_INTEL_RDT_MONITORING_L3_CACHE_SUB_LEAF (0x01)
@retval EAX Reserved.
@retval EBX Conversion factor from reported IA32_QM_CTR value to occupancy metric (bytes).
@retval ECX Maximum range (zero-based) of RMID of this resource type.
- @retval EDX L3 Cache QoS Monitoring Capability information described by the
- type CPUID_PLATFORM_QOS_MONITORING_CAPABILITY_SUB_LEAF_EDX.
+ @retval EDX L3 Cache Intel RDT Monitoring Capability information described by the
+ type CPUID_INTEL_RDT_MONITORING_L3_CACHE_SUB_LEAF_EDX.
<b>Example usage</b>
@code
- UINT32 Ebx;
- UINT32 Ecx;
- CPUID_PLATFORM_QOS_MONITORING_CAPABILITY_SUB_LEAF_EDX Edx;
+ UINT32 Ebx;
+ UINT32 Ecx;
+ CPUID_INTEL_RDT_MONITORING_L3_CACHE_SUB_LEAF_EDX Edx;
AsmCpuidEx (
- CPUID_PLATFORM_QOS_MONITORING, CPUID_PLATFORM_QOS_MONITORING_CAPABILITY_SUB_LEAF,
+ CPUID_INTEL_RDT_MONITORING, CPUID_INTEL_RDT_MONITORING_L3_CACHE_SUB_LEAF,
NULL, &Ebx, &Ecx, &Edx.Uint32
);
@endcode
**/
-#define CPUID_PLATFORM_QOS_MONITORING_CAPABILITY_SUB_LEAF 0x01
+#define CPUID_INTEL_RDT_MONITORING_L3_CACHE_SUB_LEAF 0x01
/**
- CPUID Platform QoS Monitoring Information Capability EDX for CPUID leaf
- #CPUID_PLATFORM_QOS_MONITORING, sub-leaf
- #CPUID_PLATFORM_QOS_MONITORING_CAPABILITY_SUB_LEAF.
+ CPUID L3 Cache Intel RDT Monitoring Capability Information EDX for CPUID leaf
+ #CPUID_INTEL_RDT_MONITORING, sub-leaf
+ #CPUID_INTEL_RDT_MONITORING_L3_CACHE_SUB_LEAF.
**/
typedef union {
///
@@ -2089,53 +2121,61 @@ typedef union {
/// [Bit 0] Supports L3 occupancy monitoring if 1.
///
UINT32 L3CacheOccupancyMonitoring:1;
- UINT32 Reserved:31;
+ ///
+ /// [Bit 1] Supports L3 Total Bandwidth monitoring if 1.
+ ///
+ UINT32 L3CacheTotalBandwidthMonitoring:1;
+ ///
+ /// [Bit 2] Supports L3 Local Bandwidth monitoring if 1.
+ ///
+ UINT32 L3CacheLocalBandwidthMonitoring:1;
+ UINT32 Reserved:29;
} Bits;
///
/// All bit fields as a 32-bit value
///
UINT32 Uint32;
-} CPUID_PLATFORM_QOS_MONITORING_CAPABILITY_SUB_LEAF_EDX;
+} CPUID_INTEL_RDT_MONITORING_L3_CACHE_SUB_LEAF_EDX;
/**
- CPUID Platform QoS Enforcement Information
+ CPUID Intel Resource Director Technology (Intel RDT) Allocation Information
- @param EAX CPUID_PLATFORM_QOS_ENFORCEMENT (0x10).
- @param ECX CPUID_PLATFORM_QOS_ENFORCEMENT_MAIN_LEAF (0x00).
- CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF (0x01).
- Additional sub leafs 1..n based in RESID from sub leaf 0x00.
+ @param EAX CPUID_INTEL_RDT_ALLOCATION (0x10).
+ @param ECX CPUID_INTEL_RDT_ALLOCATION_ENUMERATION_SUB_LEAF (0x00).
+ CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF (0x01).
+ CPUID_INTEL_RDT_ALLOCATION_L2_CACHE_SUB_LEAF (0x02).
**/
-#define CPUID_PLATFORM_QOS_ENFORCEMENT 0x10
+#define CPUID_INTEL_RDT_ALLOCATION 0x10
/**
- CPUID Platform QoS Enforcement Information
+ Intel Resource Director Technology (Intel RDT) Allocation Enumeration Sub-leaf
- @param EAX CPUID_PLATFORM_QOS_ENFORCEMENT (0x10)
- @param ECX CPUID_PLATFORM_QOS_ENFORCEMENT_MAIN_LEAF (0x00).
+ @param EAX CPUID_INTEL_RDT_ALLOCATION (0x10)
+ @param ECX CPUID_INTEL_RDT_ALLOCATION_ENUMERATION_SUB_LEAF (0x00).
@retval EAX Reserved.
- @retval EBX L3 Cache QoS Enforcement information described by the
- type CPUID_PLATFORM_QOS_ENFORCEMENT_MAIN_LEAF_EBX.
+ @retval EBX L3 and L2 Cache Allocation Technology information described by
+ the type CPUID_INTEL_RDT_ALLOCATION_ENUMERATION_SUB_LEAF_EBX.
@retval ECX Reserved.
@retval EDX Reserved.
<b>Example usage</b>
@code
- CPUID_PLATFORM_QOS_ENFORCEMENT_MAIN_LEAF_EBX Ebx;
+ CPUID_INTEL_RDT_ALLOCATION_ENUMERATION_SUB_LEAF_EBX Ebx;
AsmCpuidEx (
- CPUID_PLATFORM_QOS_ENFORCEMENT, CPUID_PLATFORM_QOS_ENFORCEMENT_MAIN_LEAF,
+ CPUID_INTEL_RDT_ALLOCATION, CPUID_INTEL_RDT_ALLOCATION_ENUMERATION_SUB_LEAF,
NULL, &Ebx.Uint32, NULL, NULL
);
@endcode
**/
-#define CPUID_PLATFORM_QOS_ENFORCEMENT_MAIN_LEAF 0x00
+#define CPUID_INTEL_RDT_ALLOCATION_ENUMERATION_SUB_LEAF 0x00
/**
- CPUID Platform QoS Enforcement Information EBX for CPUID leaf
- #CPUID_PLATFORM_QOS_ENFORCEMENT, sub-leaf
- #CPUID_PLATFORM_QOS_ENFORCEMENT_MAIN_LEAF.
+ CPUID L3 and L2 Cache Allocation Support Information EBX for CPUID leaf
+ #CPUID_INTEL_RDT_ALLOCATION, sub-leaf
+ #CPUID_INTEL_RDT_ALLOCATION_ENUMERATION_SUB_LEAF.
**/
typedef union {
///
@@ -2144,52 +2184,55 @@ typedef union {
struct {
UINT32 Reserved1:1;
///
- /// [Bit 1] Supports L3 Cache QoS Enforcement if 1.
+ /// [Bit 1] Supports L3 Cache Allocation Technology if 1.
///
- UINT32 L3CacheQosEnforcement:1;
- UINT32 Reserved2:30;
+ UINT32 L3CacheAllocation:1;
+ ///
+ /// [Bit 2] Supports L2 Cache Allocation Technology if 1.
+ ///
+ UINT32 L2CacheAllocation:1;
+ UINT32 Reserved2:29;
} Bits;
///
/// All bit fields as a 32-bit value
///
UINT32 Uint32;
-} CPUID_PLATFORM_QOS_ENFORCEMENT_MAIN_LEAF_EBX;
+} CPUID_INTEL_RDT_ALLOCATION_ENUMERATION_SUB_LEAF_EBX;
/**
- CPUID Platform QoS Enforcement Information
+ L3 Cache Allocation Technology Enumeration Sub-leaf
- @param EAX CPUID_PLATFORM_QOS_ENFORCEMENT (0x10)
- @param ECX CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF (0x00)
- Additional sub leafs 1..n based in RESID from sub leaf 0x00.
+ @param EAX CPUID_INTEL_RDT_ALLOCATION (0x10)
+ @param ECX CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF (0x01)
- @retval EAX RESID L3 Cache3 QoS Enforcement information described by the
- type CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF_EAX.
+ @retval EAX RESID L3 Cache Allocation Technology information described by
+ the type CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF_EAX.
@retval EBX Bit-granular map of isolation/contention of allocation units.
- @retval ECX RESID L3 Cache3 QoS Enforcement information described by the
- type CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF_ECX.
- @retval EDX RESID L3 Cache3 QoS Enforcement information described by the
- type CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF_EDX.
+ @retval ECX RESID L3 Cache Allocation Technology information described by
+ the type CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF_ECX.
+ @retval EDX RESID L3 Cache Allocation Technology information described by
+ the type CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF_EDX.
<b>Example usage</b>
@code
- CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF_EAX Eax;
+ CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF_EAX Eax;
UINT32 Ebx;
- CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF_ECX Ecx;
- CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF_EDX Edx;
+ CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF_ECX Ecx;
+ CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF_EDX Edx;
AsmCpuidEx (
- CPUID_PLATFORM_QOS_ENFORCEMENT, CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF,
+ CPUID_INTEL_RDT_ALLOCATION, CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF,
&Eax.Uint32, &Ebx, &Ecx.Uint32, &Edx.Uint32
);
@endcode
**/
-#define CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF 0x01
+#define CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF 0x01
/**
- CPUID Platform QoS Enforcement Information EAX for CPUID leaf
- #CPUID_PLATFORM_QOS_ENFORCEMENT, sub-leaf
- #CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF.
+ CPUID L3 Cache Allocation Technology Information EAX for CPUID leaf
+ #CPUID_INTEL_RDT_ALLOCATION, sub-leaf
+ #CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF.
**/
typedef union {
///
@@ -2197,21 +2240,22 @@ typedef union {
///
struct {
///
- /// [Bits 3:0] Length of the capacity bit mask for the corresponding ResID.
+ /// [Bits 4:0] Length of the capacity bit mask for the corresponding ResID
+ /// using minus-one notation.
///
- UINT32 CapacityLength:4;
- UINT32 Reserved:28;
+ UINT32 CapacityLength:5;
+ UINT32 Reserved:27;
} Bits;
///
/// All bit fields as a 32-bit value
///
UINT32 Uint32;
-} CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF_EAX;
+} CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF_EAX;
/**
- CPUID Platform QoS Enforcement Information ECX for CPUID leaf
- #CPUID_PLATFORM_QOS_ENFORCEMENT, sub-leaf
- #CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF.
+ CPUID L3 Cache Allocation Technology Information ECX for CPUID leaf
+ #CPUID_INTEL_RDT_ALLOCATION, sub-leaf
+ #CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF.
**/
typedef union {
///
@@ -2233,12 +2277,12 @@ typedef union {
/// All bit fields as a 32-bit value
///
UINT32 Uint32;
-} CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF_ECX;
+} CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF_ECX;
/**
- CPUID Platform QoS Enforcement Information EDX for CPUID leaf
- #CPUID_PLATFORM_QOS_ENFORCEMENT, sub-leaf
- #CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF.
+ CPUID L3 Cache Allocation Technology Information EDX for CPUID leaf
+ #CPUID_INTEL_RDT_ALLOCATION, sub-leaf
+ #CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF.
**/
typedef union {
///
@@ -2255,7 +2299,79 @@ typedef union {
/// All bit fields as a 32-bit value
///
UINT32 Uint32;
-} CPUID_PLATFORM_QOS_ENFORCEMENT_RESID_SUB_LEAF_EDX;
+} CPUID_INTEL_RDT_ALLOCATION_L3_CACHE_SUB_LEAF_EDX;
+
+/**
+ L2 Cache Allocation Technology Enumeration Sub-leaf
+
+ @param EAX CPUID_INTEL_RDT_ALLOCATION (0x10)
+ @param ECX CPUID_INTEL_RDT_ALLOCATION_L2_CACHE_SUB_LEAF (0x02)
+
+ @retval EAX RESID L2 Cache Allocation Technology information described by
+ the type CPUID_INTEL_RDT_ALLOCATION_L2_CACHE_SUB_LEAF_EAX.
+ @retval EBX Bit-granular map of isolation/contention of allocation units.
+ @retval ECX Reserved.
+ @retval EDX RESID L2 Cache Allocation Technology information described by
+ the type CPUID_INTEL_RDT_ALLOCATION_L2_CACHE_SUB_LEAF_EDX.
+
+ <b>Example usage</b>
+ @code
+ CPUID_INTEL_RDT_ALLOCATION_L2_CACHE_SUB_LEAF_EAX Eax;
+ UINT32 Ebx;
+ CPUID_INTEL_RDT_ALLOCATION_L2_CACHE_SUB_LEAF_EDX Edx;
+
+ AsmCpuidEx (
+ CPUID_INTEL_RDT_ALLOCATION, CPUID_INTEL_RDT_ALLOCATION_L2_CACHE_SUB_LEAF,
+ &Eax.Uint32, &Ebx, NULL, &Edx.Uint32
+ );
+ @endcode
+**/
+#define CPUID_INTEL_RDT_ALLOCATION_L2_CACHE_SUB_LEAF 0x02
+
+/**
+ CPUID L2 Cache Allocation Technology Information EAX for CPUID leaf
+ #CPUID_INTEL_RDT_ALLOCATION, sub-leaf
+ #CPUID_INTEL_RDT_ALLOCATION_L2_CACHE_SUB_LEAF.
+**/
+typedef union {
+ ///
+ /// Individual bit fields
+ ///
+ struct {
+ ///
+ /// [Bits 4:0] Length of the capacity bit mask for the corresponding ResID
+ /// using minus-one notation.
+ ///
+ UINT32 CapacityLength:5;
+ UINT32 Reserved:27;
+ } Bits;
+ ///
+ /// All bit fields as a 32-bit value
+ ///
+ UINT32 Uint32;
+} CPUID_INTEL_RDT_ALLOCATION_L2_CACHE_SUB_LEAF_EAX;
+
+/**
+ CPUID L2 Cache Allocation Technology Information EDX for CPUID leaf
+ #CPUID_INTEL_RDT_ALLOCATION, sub-leaf
+ #CPUID_INTEL_RDT_ALLOCATION_L2_CACHE_SUB_LEAF.
+**/
+typedef union {
+ ///
+ /// Individual bit fields
+ ///
+ struct {
+ ///
+ /// [Bits 15:0] Highest COS number supported for this ResID.
+ ///
+ UINT32 HighestCosNumber:16;
+ UINT32 Reserved:16;
+ } Bits;
+ ///
+ /// All bit fields as a 32-bit value
+ ///
+ UINT32 Uint32;
+} CPUID_INTEL_RDT_ALLOCATION_L2_CACHE_SUB_LEAF_EDX;
/**
@@ -2580,26 +2696,38 @@ typedef union {
///
struct {
///
- /// [Bit 0] If 1, Indicates that IA32_RTIT_CTL.CR3Filter can be set to 1,
+ /// [Bit 0] If 1, indicates that IA32_RTIT_CTL.CR3Filter can be set to 1,
/// and that IA32_RTIT_CR3_MATCH MSR can be accessed.
///
UINT32 Cr3Filter:1;
///
- /// [Bit 1] If 1, Indicates support of Configurable PSB and Cycle-Accurate
+ /// [Bit 1] If 1, indicates support of Configurable PSB and Cycle-Accurate
/// Mode.
///
UINT32 ConfigurablePsb:1;
///
- /// [Bit 2] If 1, Indicates support of IP Filtering, TraceStop filtering,
+ /// [Bit 2] If 1, indicates support of IP Filtering, TraceStop filtering,
/// and preservation of Intel PT MSRs across warm reset.
///
UINT32 IpTraceStopFiltering:1;
///
- /// [Bit 3] If 1, Indicates support of MTC timing packet and suppression of
+ /// [Bit 3] If 1, indicates support of MTC timing packet and suppression of
/// COFI-based packets.
///
UINT32 Mtc:1;
- UINT32 Reserved:28;
+ ///
+ /// [Bit 4] If 1, indicates support of PTWRITE. Writes can set
+ /// IA32_RTIT_CTL[12] (PTWEn) and IA32_RTIT_CTL[5] (FUPonPTW), and PTWRITE
+ /// can generate packets.
+ ///
+ UINT32 PTWrite:1;
+ ///
+ /// [Bit 5] If 1, indicates support of Power Event Trace. Writes can set
+ /// IA32_RTIT_CTL[4] (PwrEvtEn), enabling Power Event Trace packet
+ /// generation.
+ ///
+ UINT32 PowerEventTrace:1;
+ UINT32 Reserved:26;
} Bits;
///
/// All bit fields as a 32-bit value
@@ -2629,16 +2757,16 @@ typedef union {
///
UINT32 ToPA:1;
///
- /// [Bit 2] If 1, Indicates support of Single-Range Output scheme.
+ /// [Bit 2] If 1, indicates support of Single-Range Output scheme.
///
UINT32 SingleRangeOutput:1;
///
- /// [Bit 3] If 1, Indicates support of output to Trace Transport subsystem.
+ /// [Bit 3] If 1, indicates support of output to Trace Transport subsystem.
///
UINT32 TraceTransportSubsystem:1;
UINT32 Reserved:27;
///
- /// [Bit 31] If 1, Generated packets which contain IP payloads have LIP
+ /// [Bit 31] If 1, generated packets which contain IP payloads have LIP
/// values, which include the CS base component.
///
UINT32 LIP:1;
@@ -2738,13 +2866,14 @@ typedef union {
/**
- CPUID Time Stamp Counter Information
+ CPUID Time Stamp Counter and Nominal Core Crystal Clock Information
@note
If EBX[31:0] is 0, the TSC/"core crystal clock" ratio is not enumerated.
EBX[31:0]/EAX[31:0] indicates the ratio of the TSC frequency and the core
crystal clock frequency.
- "TSC frequency" = "core crystal clock frequency" * EBX/EAX.
+ If ECX is 0, the nominal core crystal clock frequency is not enumerated.
+ "TSC frequency" = "core crystal clock frequency" * EBX/EAX.
The core crystal clock may differ from the reference clock, bus clock, or core
clock frequencies.
@@ -2754,15 +2883,17 @@ typedef union {
TSC/"core crystal clock" ratio
@retval EBX An unsigned integer which is the numerator of the
TSC/"core crystal clock" ratio.
- @retval ECX Reserved.
+ @retval ECX An unsigned integer which is the nominal frequency
+ of the core crystal clock in Hz.
@retval EDX Reserved.
<b>Example usage</b>
@code
UINT32 Eax;
UINT32 Ebx;
+ UINT32 Ecx;
- AsmCpuid (CPUID_TIME_STAMP_COUNTER, &Eax, &Ebx, NULL, NULL);
+ AsmCpuid (CPUID_TIME_STAMP_COUNTER, &Eax, &Ebx, &Ecx, NULL);
@endcode
**/
#define CPUID_TIME_STAMP_COUNTER 0x15
generated by cgit v1.1 at 2024-11-13 22:12:07 +0000