[mirror_edk2.git] / ArmPlatformPkg / Sec / Exception.asm

//\r
//  Copyright (c) 2011, ARM Limited. All rights reserved.\r
//  \r
//  This program and the accompanying materials                          \r
//  are licensed and made available under the terms and conditions of the BSD License         \r
//  which accompanies this distribution.  The full text of the license may be found at        \r
//  http://opensource.org/licenses/bsd-license.php                                            \r
//\r
//  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     \r
//  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             \r
//\r
//\r
\r
#include <AsmMacroIoLib.h>\r
#include <Base.h>\r
#include <AutoGen.h>\r
\r
  IMPORT  SecCommonExceptionEntry\r
  EXPORT  SecVectorTable\r
  \r
  PRESERVE8\r
  AREA    SecException, CODE, READONLY, CODEALIGN, ALIGN=5\r
\r
//============================================================\r
//Default Exception Handlers\r
//============================================================\r
  \r
  \r
SecVectorTable\r
  b _DefaultResetHandler\r
  b _DefaultUndefined\r
  b _DefaultSWI\r
  b _DefaultPrefetchAbort\r
  b _DefaultDataAbort\r
  b _DefaultReserved\r
  b _DefaultIrq\r
  b _DefaultFiq\r
\r
//\r
// Default Exception handlers: There is no plan to return from any of these exceptions.\r
// No context saving at all.\r
//\r
_DefaultResetHandler\r
   mov  r1, lr\r
   cps       #0x13                     ; Switch to SVC for common stack\r
   mov  r0, #0\r
   blx   SecCommonExceptionEntry\r
\r
_DefaultUndefined\r
   sub  r1, LR\r
   cps       #0x13                     ; Switch to SVC for common stack\r
   mov  r0, #1\r
   blx   SecCommonExceptionEntry\r
\r
_DefaultSWI\r
   sub  r1, LR, #4\r
   cps       #0x13                     ; Switch to SVC for common stack\r
   mov  r0, #2\r
   blx   SecCommonExceptionEntry\r
\r
_DefaultPrefetchAbort\r
   sub  r1, LR, #4\r
   cps       #0x13                     ; Switch to SVC for common stack\r
   mov  r0, #3\r
   blx   SecCommonExceptionEntry\r
\r
_DefaultDataAbort\r
   sub  r1, LR, #8\r
   cps       #0x13                     ; Switch to SVC for common stack\r
   mov  r0, #4\r
   blx   SecCommonExceptionEntry\r
\r
_DefaultReserved\r
   mov  r1, lr\r
   cps       #0x13                     ; Switch to SVC for common stack\r
   mov  r0, #5\r
   blx   SecCommonExceptionEntry\r
   \r
_DefaultIrq\r
   sub  r1, LR, #4\r
   cps       #0x13                     ; Switch to SVC for common stack\r
   mov  r0, #6\r
   blx   SecCommonExceptionEntry\r
\r
_DefaultFiq\r
   sub  r1, LR, #4\r
   cps       #0x13                     ; Switch to SVC for common stack\r
   mov  r0, #7\r
   blx   SecCommonExceptionEntry\r
\r
  END\r
Commit	Line	Data
	1	//\r
	2	// Copyright (c) 2011, ARM Limited. All rights reserved.\r
	3	// \r
	4	// This program and the accompanying materials \r
	5	// are licensed and made available under the terms and conditions of the BSD License \r
	6	// which accompanies this distribution. The full text of the license may be found at \r
	7	// http://opensource.org/licenses/bsd-license.php \r
	8	//\r
	9	// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
	10	// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
	11	//\r
	12	//\r
	13	\r
	14	#include <AsmMacroIoLib.h>\r
	15	#include <Base.h>\r
	16	#include <AutoGen.h>\r
	17	\r
	18	IMPORT SecCommonExceptionEntry\r
	19	EXPORT SecVectorTable\r
	20	\r
	21	PRESERVE8\r
	22	AREA SecException, CODE, READONLY, CODEALIGN, ALIGN=5\r
	23	\r
	24	//============================================================\r
	25	//Default Exception Handlers\r
	26	//============================================================\r
	27	\r
	28	\r
	29	SecVectorTable\r
	30	b _DefaultResetHandler\r
	31	b _DefaultUndefined\r
	32	b _DefaultSWI\r
	33	b _DefaultPrefetchAbort\r
	34	b _DefaultDataAbort\r
	35	b _DefaultReserved\r
	36	b _DefaultIrq\r
	37	b _DefaultFiq\r
	38	\r
	39	//\r
	40	// Default Exception handlers: There is no plan to return from any of these exceptions.\r
	41	// No context saving at all.\r
	42	//\r
	43	_DefaultResetHandler\r
	44	mov r1, lr\r
	45	cps #0x13 ; Switch to SVC for common stack\r
	46	mov r0, #0\r
	47	blx SecCommonExceptionEntry\r
	48	\r
	49	_DefaultUndefined\r
	50	sub r1, LR\r
	51	cps #0x13 ; Switch to SVC for common stack\r
	52	mov r0, #1\r
	53	blx SecCommonExceptionEntry\r
	54	\r
	55	_DefaultSWI\r
	56	sub r1, LR, #4\r
	57	cps #0x13 ; Switch to SVC for common stack\r
	58	mov r0, #2\r
	59	blx SecCommonExceptionEntry\r
	60	\r
	61	_DefaultPrefetchAbort\r
	62	sub r1, LR, #4\r
	63	cps #0x13 ; Switch to SVC for common stack\r
	64	mov r0, #3\r
	65	blx SecCommonExceptionEntry\r
	66	\r
	67	_DefaultDataAbort\r
	68	sub r1, LR, #8\r
	69	cps #0x13 ; Switch to SVC for common stack\r
	70	mov r0, #4\r
	71	blx SecCommonExceptionEntry\r
	72	\r
	73	_DefaultReserved\r
	74	mov r1, lr\r
	75	cps #0x13 ; Switch to SVC for common stack\r
	76	mov r0, #5\r
	77	blx SecCommonExceptionEntry\r
	78	\r
	79	_DefaultIrq\r
	80	sub r1, LR, #4\r
	81	cps #0x13 ; Switch to SVC for common stack\r
	82	mov r0, #6\r
	83	blx SecCommonExceptionEntry\r
	84	\r
	85	_DefaultFiq\r
	86	sub r1, LR, #4\r
	87	cps #0x13 ; Switch to SVC for common stack\r
	88	mov r0, #7\r
	89	blx SecCommonExceptionEntry\r
	90	\r
	91	END\r