audk/ArmPlatformPkg/PrePeiCore/AArch64/Exception.S

115 lines
3.0 KiB
ArmAsm

#
# Copyright (c) 2011-2014, ARM Limited. All rights reserved.
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
#
#include <Chipset/AArch64.h>
#include <AsmMacroIoLibV8.h>
#include <Base.h>
#include <AutoGen.h>
.text
//============================================================
//Default Exception Handlers
//============================================================
#define TO_HANDLER \
EL1_OR_EL2(x1) \
1: mrs x1, elr_el1 /* EL1 Exception Link Register */ ;\
b 3f ;\
2: mrs x1, elr_el2 /* EL2 Exception Link Register */ ;\
3: bl ASM_PFX(PeiCommonExceptionEntry) ;
//
// Default Exception handlers: There is no plan to return from any of these exceptions.
// No context saving at all.
//
VECTOR_BASE(PeiVectorTable)
VECTOR_ENTRY(PeiVectorTable, ARM_VECTOR_CUR_SP0_SYNC)
_DefaultSyncExceptHandler_t:
mov x0, #EXCEPT_AARCH64_SYNCHRONOUS_EXCEPTIONS
TO_HANDLER
VECTOR_ENTRY(PeiVectorTable, ARM_VECTOR_CUR_SP0_IRQ)
_DefaultIrq_t:
mov x0, #EXCEPT_AARCH64_IRQ
TO_HANDLER
VECTOR_ENTRY(PeiVectorTable, ARM_VECTOR_CUR_SP0_FIQ)
_DefaultFiq_t:
mov x0, #EXCEPT_AARCH64_FIQ
TO_HANDLER
VECTOR_ENTRY(PeiVectorTable, ARM_VECTOR_CUR_SP0_SERR)
_DefaultSError_t:
mov x0, #EXCEPT_AARCH64_SERROR
TO_HANDLER
VECTOR_ENTRY(PeiVectorTable, ARM_VECTOR_CUR_SPx_SYNC)
_DefaultSyncExceptHandler_h:
mov x0, #EXCEPT_AARCH64_SYNCHRONOUS_EXCEPTIONS
TO_HANDLER
VECTOR_ENTRY(PeiVectorTable, ARM_VECTOR_CUR_SPx_IRQ)
_DefaultIrq_h:
mov x0, #EXCEPT_AARCH64_IRQ
TO_HANDLER
VECTOR_ENTRY(PeiVectorTable, ARM_VECTOR_CUR_SPx_FIQ)
_DefaultFiq_h:
mov x0, #EXCEPT_AARCH64_FIQ
TO_HANDLER
VECTOR_ENTRY(PeiVectorTable, ARM_VECTOR_CUR_SPx_SERR)
_DefaultSError_h:
mov x0, #EXCEPT_AARCH64_SERROR
TO_HANDLER
VECTOR_ENTRY(PeiVectorTable, ARM_VECTOR_LOW_A64_SYNC)
_DefaultSyncExceptHandler_LowerA64:
mov x0, #EXCEPT_AARCH64_SYNCHRONOUS_EXCEPTIONS
TO_HANDLER
VECTOR_ENTRY(PeiVectorTable, ARM_VECTOR_LOW_A64_IRQ)
_DefaultIrq_LowerA64:
mov x0, #EXCEPT_AARCH64_IRQ
TO_HANDLER
VECTOR_ENTRY(PeiVectorTable, ARM_VECTOR_LOW_A64_FIQ)
_DefaultFiq_LowerA64:
mov x0, #EXCEPT_AARCH64_FIQ
TO_HANDLER
VECTOR_ENTRY(PeiVectorTable, ARM_VECTOR_LOW_A64_SERR)
_DefaultSError_LowerA64:
mov x0, #EXCEPT_AARCH64_SERROR
TO_HANDLER
VECTOR_ENTRY(PeiVectorTable, ARM_VECTOR_LOW_A32_SYNC)
_DefaultSyncExceptHandler_LowerA32:
mov x0, #EXCEPT_AARCH64_SYNCHRONOUS_EXCEPTIONS
TO_HANDLER
VECTOR_ENTRY(PeiVectorTable, ARM_VECTOR_LOW_A32_IRQ)
_DefaultIrq_LowerA32:
mov x0, #EXCEPT_AARCH64_IRQ
TO_HANDLER
VECTOR_ENTRY(PeiVectorTable, ARM_VECTOR_LOW_A32_FIQ)
_DefaultFiq_LowerA32:
mov x0, #EXCEPT_AARCH64_FIQ
TO_HANDLER
VECTOR_ENTRY(PeiVectorTable, ARM_VECTOR_LOW_A32_SERR)
_DefaultSError_LowerA32:
mov x0, #EXCEPT_AARCH64_SERROR
TO_HANDLER
VECTOR_END(PeiVectorTable)