diff options
Diffstat (limited to 'ArmPlatformPkg/Sec/SecEntryPoint.asm')
| -rw-r--r-- | ArmPlatformPkg/Sec/SecEntryPoint.asm | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/ArmPlatformPkg/Sec/SecEntryPoint.asm b/ArmPlatformPkg/Sec/SecEntryPoint.asm index 794a8c02d1..b291e5062f 100644 --- a/ArmPlatformPkg/Sec/SecEntryPoint.asm +++ b/ArmPlatformPkg/Sec/SecEntryPoint.asm @@ -52,10 +52,13 @@ _ModuleEntryPoint _IdentifyCpu // Identify CPU ID bl ArmReadMpidr - and r5, r0, #0xf + // Get ID of this CPU in Multicore system + LoadConstantToReg (FixedPcdGet32(PcdArmPrimaryCoreMask), r1) + and r5, r0, r1 - //get ID of this CPU in Multicore system - cmp r5, #0 + // Is it the Primary Core ? + LoadConstantToReg (FixedPcdGet32(PcdArmPrimaryCore), r1) + cmp r5, r1 // Only the primary core initialize the memory (SMC) beq _InitMem @@ -97,7 +100,7 @@ _SetupStack ldr r3, StartupAddr // Jump to SEC C code - // r0 = core_id + // r0 = mp_id mov r0, r5 blx r3 |