diff options
Diffstat (limited to 'ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/AArch64/RTSMHelper.S')
| -rw-r--r-- | ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/AArch64/RTSMHelper.S | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/AArch64/RTSMHelper.S b/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/AArch64/RTSMHelper.S index 50703ec27..b24085cb2 100644 --- a/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/AArch64/RTSMHelper.S +++ b/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/AArch64/RTSMHelper.S @@ -22,6 +22,7 @@ GCC_ASM_EXPORT(ArmPlatformPeiBootAction)
GCC_ASM_EXPORT(ArmPlatformIsPrimaryCore)
+GCC_ASM_EXPORT(ArmPlatformGetPrimaryCoreMpId)
GCC_ASM_EXPORT(ArmPlatformGetCorePosition)
GCC_ASM_EXPORT(ArmGetCpuCountPerCluster)
@@ -32,6 +33,15 @@ GCC_ASM_IMPORT(_gPcd_FixedAtBuild_PcdCoreCount) ASM_PFX(ArmPlatformPeiBootAction):
ret
+//UINTN
+//ArmPlatformGetPrimaryCoreMpId (
+// VOID
+// );
+ASM_PFX(ArmPlatformGetPrimaryCoreMpId):
+ LoadConstantToReg (_gPcd_FixedAtBuild_PcdArmPrimaryCore, x0)
+ ldrh w0, [x0]
+ ret
+
# IN None
# OUT x0 = number of cores present in the system
ASM_PFX(ArmGetCpuCountPerCluster):
|