UefiCpuPkg: Move GetProcessorLocation() to LocalApicLib library

[mirror_edk2.git] / UefiCpuPkg / Include / Library / LocalApicLib.h

diff --git a/UefiCpuPkg/Include/Library/LocalApicLib.h b/UefiCpuPkg/Include/Library/LocalApicLib.h
index cd4e613ef5f82eadd34ae27c8fdff64d59e771e7..fae780d5832a6f8fd01ad576b02ca31011cf2936 100644 (file)
--- a/UefiCpuPkg/Include/Library/LocalApicLib.h
+++ b/UefiCpuPkg/Include/Library/LocalApicLib.h
@@ -410,6 +410,26 @@ GetApicMsiValue (
   IN BOOLEAN  LevelTriggered,\r
   IN BOOLEAN  AssertionLevel\r
   );\r
+\r
+/**\r
+  Get Package ID/Core ID/Thread ID of a processor.\r
+\r
+  The algorithm assumes the target system has symmetry across physical\r
+  package  boundaries with respect to the number of logical processors\r
+  per package,  number of cores per package.\r
+\r
+  @param[in]  InitialApicId  Initial APIC ID of the target logical processor.\r
+  @param[out]  Package       Returns the processor package ID.\r
+  @param[out]  Core          Returns the processor core ID.\r
+  @param[out]  Thread        Returns the processor thread ID.\r
+**/\r
+VOID\r
+GetProcessorLocation(\r
+  IN  UINT32  InitialApicId,\r
+  OUT UINT32  *Package  OPTIONAL,\r
+  OUT UINT32  *Core    OPTIONAL,\r
+  OUT UINT32  *Thread  OPTIONAL\r
+  );\r
   \r
 #endif\r
 \r