vectors.s

cache test for arm920 core

;**********************************************************************
;                                                                      
; Filename: vectors.s
;                                                                      
; Description: Exception Vectors.
;
; THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
; ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
; THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
; PARTICULAR PURPOSE.
; Copyright(c) Cirrus Logic Corporation 2001, All Rights Reserved                       
;                                                                      
;**********************************************************************


                        EXPORT      VectorsBegin
                        EXPORT      VectorsEnd
                        AREA    VectorsArea, CODE, READONLY

VectorsBegin
ResetVector             ldr         pc, Reset_Addr
UndefinedVector         ldr         pc, Undefined_Addr
SWIVector               ldr         pc, SWI_Addr
PrefetchVector          ldr         pc, Prefetch_Addr
DataAbortVector         ldr         pc, Abort_Addr
                        NOP                               
IRQVector               ldr         pc, IRQ_Addr
FIQVector               ldr         pc, FIQ_Addr

;****************************************************************************
; Vector Addresses
;****************************************************************************
Reset_Addr              DCD         ResetHandler         
Undefined_Addr          DCD         UndefinedHandler
SWI_Addr                DCD         SWIHandler
Prefetch_Addr           DCD         PrefetchHandler
Abort_Addr              DCD         DataAbortHandler
IRQ_Addr                DCD         IRQHandler
FIQ_Addr                DCD         FIQHandler


            
;****************************************************************************
;
; Default Exceptions.
;
;****************************************************************************
;                        AREA   ExceptionArea, CODE, READONLY

ResetHandler            DCD         0xEEEEEEEE
                        subs        pc, lr, #4


UndefinedHandler        ;DCD         0xEEEEEEEE
                        subs        pc, lr, #4

SWIHandler              DCD         0xEEEEEEEE
                        movs        pc, lr

PrefetchHandler        
        b   .
        
DataAbortHandler        
        b   .

IRQHandler              DCD         0xEEEEEEEE
                        subs        pc, lr, #4

FIQHandler              DCD         0xEEEEEEEE
                        subs        pc, lr, #4
VectorsEnd    
                        
                        END