Reviewed-by: Ray Ni <ray.ni@intel.com>



Thanks,
Ray
________________________________
From: Tan, Dun <dun.tan@intel.com>
Sent: Monday, April 1, 2024 14:04
To: devel@edk2.groups.io <devel@edk2.groups.io>
Cc: Ni, Ray <ray.ni@intel.com>; Lou, Yun <yun.lou@intel.com>; Chiu, Chasel <chasel.chiu@intel.com>; Desimone, Nathaniel L <nathaniel.l.desimone@intel.com>; Liming Gao <gaoliming@byosoft.com.cn>; Dong, Eric <eric.dong@intel.com>
Subject: [edk2-platforms V2 2/3] MinPlatformPkg: Get CoreType for all cores

Add a new field CoreType in EFI_CPU_ID_ORDER_MAP
and get CoreType for all cores.

Signed-off-by: Dun Tan <dun.tan@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Jason Lou <yun.lou@intel.com>
Cc: Chasel Chiu <chasel.chiu@intel.com>
Cc: Nate DeSimone <nathaniel.l.desimone@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Eric Dong <eric.dong@intel.com>
---
 Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/AcpiPlatform.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 46 insertions(+), 4 deletions(-)

diff --git a/Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/AcpiPlatform.c b/Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/AcpiPlatform.c
index 62a7da290a..1fa70e3df9 100644
--- a/Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/AcpiPlatform.c
+++ b/Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/AcpiPlatform.c
@@ -18,6 +18,7 @@ typedef struct {
   UINT32   Flags;
   UINT32   SocketNum;
   UINT32   Thread;
+  UINT8    CoreType;
 } EFI_CPU_ID_ORDER_MAP;

 //
@@ -71,15 +72,16 @@ DebugDisplayReOrderTable (
 {
   UINT32 Index;

-  DEBUG ((DEBUG_INFO, "Index  AcpiProcId  ApicId   Thread  Flags   Skt\n"));
+  DEBUG ((DEBUG_INFO, "Index  AcpiProcId  ApicId   Thread  Flags   Skt  CoreType\n"));
   for (Index = 0; Index < mNumberOfCpus; Index++) {
-    DEBUG ((DEBUG_INFO, " %02d       0x%02X      0x%02X       %d      %d      %d\n",
+    DEBUG ((DEBUG_INFO, " %02d       0x%02X      0x%02X       %d      %d      %d      0x%x\n",
                            Index,
                            CpuApicIdOrderTable[Index].AcpiProcessorUid,
                            CpuApicIdOrderTable[Index].ApicId,
                            CpuApicIdOrderTable[Index].Thread,
                            CpuApicIdOrderTable[Index].Flags,
-                           CpuApicIdOrderTable[Index].SocketNum));
+                           CpuApicIdOrderTable[Index].SocketNum,
+                           CpuApicIdOrderTable[Index].CoreType));
   }
 }

@@ -130,6 +132,31 @@ AppendCpuMapTableEntry (

 }

+/**
+  Get CPU core type.
+
+  @param[in] CpuApicIdOrderTable         Point to a buffer which will be filled in Core type information.
+**/
+VOID
+EFIAPI
+CollectCpuCoreType (
+  IN EFI_CPU_ID_ORDER_MAP  *CpuApicIdOrderTable
+  )
+{
+  UINTN                                    ApNumber;
+  EFI_STATUS                               Status;
+  CPUID_NATIVE_MODEL_ID_AND_CORE_TYPE_EAX  NativeModelIdAndCoreTypeEax;
+
+  Status = mMpService->WhoAmI (
+                         mMpService,
+                         &ApNumber
+                         );
+  ASSERT_EFI_ERROR (Status);
+
+  AsmCpuidEx (CPUID_HYBRID_INFORMATION, CPUID_HYBRID_INFORMATION_MAIN_LEAF, &NativeModelIdAndCoreTypeEax.Uint32, NULL, NULL, NULL);
+  CpuApicIdOrderTable[ApNumber].CoreType = (UINT8)NativeModelIdAndCoreTypeEax.Bits.CoreType;
+}
+
 /**
   Collect all processors information and create a Cpu Apic Id table.

@@ -146,8 +173,23 @@ CreateCpuLocalApicInTable (
   UINT32                                    CurrProcessor;
   EFI_CPU_ID_ORDER_MAP                      *CpuIdMapPtr;
   UINT32                                    Socket;
+  UINT32                                    CpuidMaxInput;

-  Status     = EFI_SUCCESS;
+  Status = EFI_SUCCESS;
+
+  AsmCpuid (CPUID_SIGNATURE, &CpuidMaxInput, NULL, NULL, NULL);
+  if (CpuidMaxInput >= CPUID_HYBRID_INFORMATION) {
+    CollectCpuCoreType (CpuApicIdOrderTable);
+    mMpService->StartupAllAPs (
+                  mMpService,                               // This
+                  (EFI_AP_PROCEDURE) CollectCpuCoreType,    // Procedure
+                  TRUE,                                     // SingleThread
+                  NULL,                                     // WaitEvent
+                  0,                                        // TimeoutInMicrosecsond
+                  CpuApicIdOrderTable,                      // ProcedureArgument
+                  NULL                                      // FailedCpuList
+                  );
+  }

   for (CurrProcessor = 0, Index = 0; CurrProcessor < mNumberOfCpus; CurrProcessor++, Index++) {
     Status = mMpService->GetProcessorInfo (
--
2.31.1.windows.1



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