diff options
Diffstat (limited to 'ArmPlatformPkg/PrePi/Arm/ModuleEntryPoint.S')
| -rw-r--r-- | ArmPlatformPkg/PrePi/Arm/ModuleEntryPoint.S | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/ArmPlatformPkg/PrePi/Arm/ModuleEntryPoint.S b/ArmPlatformPkg/PrePi/Arm/ModuleEntryPoint.S index c0c20a9206..da654c7a35 100644 --- a/ArmPlatformPkg/PrePi/Arm/ModuleEntryPoint.S +++ b/ArmPlatformPkg/PrePi/Arm/ModuleEntryPoint.S @@ -22,6 +22,7 @@ .align 3
GCC_ASM_IMPORT(CEntryPoint)
+GCC_ASM_IMPORT(ArmPlatformIsPrimaryCore)
GCC_ASM_IMPORT(ArmReadMpidr)
GCC_ASM_IMPORT(ArmPlatformStackSet)
GCC_ASM_EXPORT(_ModuleEntryPoint)
@@ -32,8 +33,8 @@ StartupAddr: .word CEntryPoint ASM_PFX(_ModuleEntryPoint):
// Get ID of this CPU in Multicore system
bl ASM_PFX(ArmReadMpidr)
- LoadConstantToReg (FixedPcdGet32(PcdArmPrimaryCoreMask), r1)
- and r6, r0, r1
+ // Keep a copy of the MpId register value
+ mov r6, r0
_SetSVCMode:
// Enter SVC mode, Disable FIQ and IRQ
@@ -118,8 +119,9 @@ _GetStackBase: bl ASM_PFX(ArmPlatformStackSet)
// Is it the Primary Core ?
- LoadConstantToReg (FixedPcdGet32(PcdArmPrimaryCore), r4)
- cmp r6, r4
+ mov r0, r6
+ bl ASM_PFX(ArmPlatformIsPrimaryCore)
+ cmp r0, #1
bne _PrepareArguments
_ReserveGlobalVariable:
|