xref: /openbmc/linux/arch/sh/kernel/cpu/sh2/ex.S (revision de39840646a223ae13a346048c280b7c871bf56e)
1*de398406SYoshinori Sato/*
2*de398406SYoshinori Sato * arch/sh/kernel/cpu/sh2/ex.S
3*de398406SYoshinori Sato *
4*de398406SYoshinori Sato * The SH-2 exception vector table
5*de398406SYoshinori Sato *
6*de398406SYoshinori Sato * Copyright (C) 2005 Yoshinori Sato
7*de398406SYoshinori Sato *
8*de398406SYoshinori Sato * This file is subject to the terms and conditions of the GNU General Public
9*de398406SYoshinori Sato * License.  See the file "COPYING" in the main directory of this archive
10*de398406SYoshinori Sato * for more details.
11*de398406SYoshinori Sato */
12*de398406SYoshinori Sato
13*de398406SYoshinori Sato#include <linux/linkage.h>
14*de398406SYoshinori Sato
15*de398406SYoshinori Sato!
16*de398406SYoshinori Sato! convert Exception Vector to Exception Number
17*de398406SYoshinori Sato!
18*de398406SYoshinori Satoexception_entry:
19*de398406SYoshinori Satono	=	0
20*de398406SYoshinori Sato	.rept	256
21*de398406SYoshinori Sato	mov.l	r0,@-sp
22*de398406SYoshinori Sato	mov	#no,r0
23*de398406SYoshinori Sato	bra	exception_trampoline
24*de398406SYoshinori Sato	and	#0xff,r0
25*de398406SYoshinori Satono	=	no + 1
26*de398406SYoshinori Sato	.endr
27*de398406SYoshinori Satoexception_trampoline:
28*de398406SYoshinori Sato	mov.l	r1,@-sp
29*de398406SYoshinori Sato	mov.l	$exception_handler,r1
30*de398406SYoshinori Sato	jmp	@r1
31*de398406SYoshinori Sato
32*de398406SYoshinori Sato	.align	2
33*de398406SYoshinori Sato$exception_entry:
34*de398406SYoshinori Sato	.long	exception_entry
35*de398406SYoshinori Sato$exception_handler:
36*de398406SYoshinori Sato	.long	exception_handler
37*de398406SYoshinori Sato!
38*de398406SYoshinori Sato! Exception Vector Base
39*de398406SYoshinori Sato!
40*de398406SYoshinori Sato	.align	2
41*de398406SYoshinori SatoENTRY(vbr_base)
42*de398406SYoshinori Satovector	=	0
43*de398406SYoshinori Sato	.rept	256
44*de398406SYoshinori Sato	.long	exception_entry + vector * 8
45*de398406SYoshinori Satovector	=	vector + 1
46*de398406SYoshinori Sato	.endr
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