diff options
Diffstat (limited to 'ArmPlatformPkg/PrePi')
-rw-r--r-- | ArmPlatformPkg/PrePi/Arm/ModuleEntryPoint.S | 34 | ||||
-rw-r--r-- | ArmPlatformPkg/PrePi/Arm/ModuleEntryPoint.asm | 34 |
2 files changed, 34 insertions, 34 deletions
diff --git a/ArmPlatformPkg/PrePi/Arm/ModuleEntryPoint.S b/ArmPlatformPkg/PrePi/Arm/ModuleEntryPoint.S index 50671aecd7..4fe10addc1 100644 --- a/ArmPlatformPkg/PrePi/Arm/ModuleEntryPoint.S +++ b/ArmPlatformPkg/PrePi/Arm/ModuleEntryPoint.S @@ -1,5 +1,5 @@ //
-// Copyright (c) 2011-2013, ARM Limited. All rights reserved.
+// Copyright (c) 2011-2014, ARM Limited. All rights reserved.
//
// This program and the accompanying materials
// are licensed and made available under the terms and conditions of the BSD License
@@ -38,7 +38,7 @@ ASM_PFX(_ModuleEntryPoint): // Get ID of this CPU in Multicore system
bl ASM_PFX(ArmReadMpidr)
// Keep a copy of the MpId register value
- mov r6, r0
+ mov r8, r0
_SetSVCMode:
// Enter SVC mode, Disable FIQ and IRQ
@@ -83,47 +83,47 @@ _SetupStack: // Because the 'push' instruction is equivalent to 'stmdb' (decrement before), we need to increment
// one to the top of the stack. We check if incrementing one does not overflow (case of DRAM at the
// top of the memory space)
- adds r7, r1, #1
+ adds r9, r1, #1
bcs _SetupOverflowStack
_SetupAlignedStack:
- mov r1, r7
+ mov r1, r9
b _GetBaseUefiMemory
_SetupOverflowStack:
// Case memory at the top of the address space. Ensure the top of the stack is EFI_PAGE_SIZE
// aligned (4KB)
- LoadConstantToReg (EFI_PAGE_MASK, r7)
- and r7, r7, r1
- sub r1, r1, r7
+ LoadConstantToReg (EFI_PAGE_MASK, r9)
+ and r9, r9, r1
+ sub r1, r1, r9
_GetBaseUefiMemory:
// Calculate the Base of the UEFI Memory
- sub r7, r1, r4
+ sub r9, r1, r4
_GetStackBase:
// r1 = The top of the Mpcore Stacks
// Stack for the primary core = PrimaryCoreStack
LoadConstantToReg (FixedPcdGet32(PcdCPUCorePrimaryStackSize), r2)
- sub r8, r1, r2
+ sub r10, r1, r2
// Stack for the secondary core = Number of Cores - 1
LoadConstantToReg (FixedPcdGet32(PcdCoreCount), r0)
sub r0, r0, #1
LoadConstantToReg (FixedPcdGet32(PcdCPUCoreSecondaryStackSize), r1)
mul r1, r1, r0
- sub r8, r8, r1
+ sub r10, r10, r1
- // r8 = The base of the MpCore Stacks (primary stack & secondary stacks)
- mov r0, r8
- mov r1, r6
+ // r10 = The base of the MpCore Stacks (primary stack & secondary stacks)
+ mov r0, r10
+ mov r1, r8
//ArmPlatformStackSet(StackBase, MpId, PrimaryStackSize, SecondaryStackSize)
LoadConstantToReg (FixedPcdGet32(PcdCPUCorePrimaryStackSize), r2)
LoadConstantToReg (FixedPcdGet32(PcdCPUCoreSecondaryStackSize), r3)
bl ASM_PFX(ArmPlatformStackSet)
// Is it the Primary Core ?
- mov r0, r6
+ mov r0, r8
bl ASM_PFX(ArmPlatformIsPrimaryCore)
cmp r0, #1
bne _PrepareArguments
@@ -134,9 +134,9 @@ _ReserveGlobalVariable: InitializePrimaryStack(r0, r1)
_PrepareArguments:
- mov r0, r6
- mov r1, r7
- mov r2, r8
+ mov r0, r8
+ mov r1, r9
+ mov r2, r10
mov r3, sp
// Move sec startup address into a data register
diff --git a/ArmPlatformPkg/PrePi/Arm/ModuleEntryPoint.asm b/ArmPlatformPkg/PrePi/Arm/ModuleEntryPoint.asm index f76b62e5d0..028a9a1b22 100644 --- a/ArmPlatformPkg/PrePi/Arm/ModuleEntryPoint.asm +++ b/ArmPlatformPkg/PrePi/Arm/ModuleEntryPoint.asm @@ -1,5 +1,5 @@ //
-// Copyright (c) 2011-2013, ARM Limited. All rights reserved.
+// Copyright (c) 2011-2014, ARM Limited. All rights reserved.
//
// This program and the accompanying materials
// are licensed and made available under the terms and conditions of the BSD License
@@ -40,7 +40,7 @@ _ModuleEntryPoint // Get ID of this CPU in Multicore system
bl ArmReadMpidr
// Keep a copy of the MpId register value
- mov r6, r0
+ mov r8, r0
_SetSVCMode
// Enter SVC mode, Disable FIQ and IRQ
@@ -85,47 +85,47 @@ _SetupStack // Because the 'push' instruction is equivalent to 'stmdb' (decrement before), we need to increment
// one to the top of the stack. We check if incrementing one does not overflow (case of DRAM at the
// top of the memory space)
- adds r7, r1, #1
+ adds r9, r1, #1
bcs _SetupOverflowStack
_SetupAlignedStack
- mov r1, r7
+ mov r1, r9
b _GetBaseUefiMemory
_SetupOverflowStack
// Case memory at the top of the address space. Ensure the top of the stack is EFI_PAGE_SIZE
// aligned (4KB)
- LoadConstantToReg (EFI_PAGE_MASK, r7)
- and r7, r7, r1
- sub r1, r1, r7
+ LoadConstantToReg (EFI_PAGE_MASK, r9)
+ and r9, r9, r1
+ sub r1, r1, r9
_GetBaseUefiMemory
// Calculate the Base of the UEFI Memory
- sub r7, r1, r4
+ sub r9, r1, r4
_GetStackBase
// r1 = The top of the Mpcore Stacks
// Stack for the primary core = PrimaryCoreStack
LoadConstantToReg (FixedPcdGet32(PcdCPUCorePrimaryStackSize), r2)
- sub r8, r1, r2
+ sub r10, r1, r2
// Stack for the secondary core = Number of Cores - 1
LoadConstantToReg (FixedPcdGet32(PcdCoreCount), r0)
sub r0, r0, #1
LoadConstantToReg (FixedPcdGet32(PcdCPUCoreSecondaryStackSize), r1)
mul r1, r1, r0
- sub r8, r8, r1
+ sub r10, r10, r1
- // r8 = The base of the MpCore Stacks (primary stack & secondary stacks)
- mov r0, r8
- mov r1, r6
+ // r10 = The base of the MpCore Stacks (primary stack & secondary stacks)
+ mov r0, r10
+ mov r1, r8
//ArmPlatformStackSet(StackBase, MpId, PrimaryStackSize, SecondaryStackSize)
LoadConstantToReg (FixedPcdGet32(PcdCPUCorePrimaryStackSize), r2)
LoadConstantToReg (FixedPcdGet32(PcdCPUCoreSecondaryStackSize), r3)
bl ArmPlatformStackSet
// Is it the Primary Core ?
- mov r0, r6
+ mov r0, r8
bl ArmPlatformIsPrimaryCore
cmp r0, #1
bne _PrepareArguments
@@ -136,9 +136,9 @@ _ReserveGlobalVariable InitializePrimaryStack r0, r1
_PrepareArguments
- mov r0, r6
- mov r1, r7
- mov r2, r8
+ mov r0, r8
+ mov r1, r9
+ mov r2, r10
mov r3, sp
// Move sec startup address into a data register
|