mirror of https://github.com/acidanthera/audk.git
95 lines
2.7 KiB
NASM
95 lines
2.7 KiB
NASM
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//
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// Copyright (c) 2011, ARM Limited. All rights reserved.
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//
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// This program and the accompanying materials
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// are licensed and made available under the terms and conditions of the BSD License
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// which accompanies this distribution. The full text of the license may be found at
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// http://opensource.org/licenses/bsd-license.php
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//
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// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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//
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//
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#include <AsmMacroIoLib.h>
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#include <Base.h>
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#include <AutoGen.h>
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IMPORT PeiCommonExceptionEntry
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EXPORT PeiVectorTable
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PRESERVE8
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AREA PrePeiCoreException, CODE, READONLY, CODEALIGN, ALIGN=5
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//============================================================
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//Default Exception Handlers
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//============================================================
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//FIXME: One of the EDK2 tool is broken. It does not look to respect the alignment. Even, if we specify 32-byte alignment for this file.
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Dummy1 DCD 0
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Dummy2 DCD 0
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PeiVectorTable
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b _DefaultResetHandler
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b _DefaultUndefined
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b _DefaultSWI
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b _DefaultPrefetchAbort
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b _DefaultDataAbort
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b _DefaultReserved
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b _DefaultIrq
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b _DefaultFiq
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//
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// Default Exception handlers: There is no plan to return from any of these exceptions.
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// No context saving at all.
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//
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_DefaultResetHandler
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mov r1, lr
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cps #0x13 ; Switch to SVC for common stack
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mov r0, #0
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blx PeiCommonExceptionEntry
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_DefaultUndefined
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sub r1, LR, #4
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cps #0x13 ; Switch to SVC for common stack
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mov r0, #1
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blx PeiCommonExceptionEntry
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_DefaultSWI
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sub r1, LR, #4
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cps #0x13 ; Switch to SVC for common stack
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mov r0, #2
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blx PeiCommonExceptionEntry
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_DefaultPrefetchAbort
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sub r1, LR, #4
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cps #0x13 ; Switch to SVC for common stack
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mov r0, #3
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blx PeiCommonExceptionEntry
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_DefaultDataAbort
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sub r1, LR, #8
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cps #0x13 ; Switch to SVC for common stack
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mov r0, #4
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blx PeiCommonExceptionEntry
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_DefaultReserved
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mov r1, lr
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cps #0x13 ; Switch to SVC for common stack
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mov r0, #5
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blx PeiCommonExceptionEntry
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_DefaultIrq
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sub r1, LR, #4
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cps #0x13 ; Switch to SVC for common stack
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mov r0, #6
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blx PeiCommonExceptionEntry
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_DefaultFiq
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sub r1, LR, #4
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cps #0x13 ; Switch to SVC for common stack
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mov r0, #7
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blx PeiCommonExceptionEntry
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END
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