ArmPlatformPkg: Introduce Primary core macros

[mirror_edk2.git] / ArmPkg / Include / Library / ArmLib.h

diff --git a/ArmPkg/Include/Library/ArmLib.h b/ArmPkg/Include/Library/ArmLib.h
index 468e663989234fb42a6e0750c60846492a1cbcd0..89d915a8df761fb64a1b0e0ddbc39993196768e2 100644 (file)
--- a/ArmPkg/Include/Library/ArmLib.h
+++ b/ArmPkg/Include/Library/ArmLib.h
@@ -73,6 +73,14 @@ typedef enum {
   ARM_PROCESSOR_MODE_MASK       = 0x1F
 } ARM_PROCESSOR_MODE;
 
+#define IS_PRIMARY_CORE(MpId) (((MpId) & PcdGet32(PcdArmPrimaryCoreMask)) == PcdGet32(PcdArmPrimaryCore))
+#define GET_CORE_ID(MpId)     ((MpId) & 0x3)
+#define GET_CLUSTER_ID(MpId)  (((MpId) >> 6) & 0x3C)
+// Get the position of the core for the Stack Offset (4 Core per Cluster)
+//   Position = (ClusterId * 4) + CoreId
+#define GET_CORE_POS(MpId)    ((((MpId) >> 6) & 0x3C) + ((MpId) & 0x3))
+#define PRIMARY_CORE_ID       (PcdGet32(PcdArmPrimaryCore) & 0x3)
+
 ARM_CACHE_TYPE
 EFIAPI
 ArmCacheType (