1 /* SPDX-License-Identifier: GPL-2.0
2 *
3 * arch/sh/kernel/cpu/sh2/ex.S
4 *
5 * The SH-2 exception vector table
6 *
7 * Copyright (C) 2005 Yoshinori Sato
8 */
9
10 #include <linux/linkage.h>
11
12 !
13 ! convert Exception Vector to Exception Number
14 !
15 exception_entry:
16 no = 0
17 .rept 256
18 mov.l r1,@-sp
19 bra exception_trampoline
20 mov #no,r1
21 no = no + 1
22 .endr
23 exception_trampoline:
24 mov.l r0,@-sp
25 mov.l $exception_handler,r0
26 extu.b r1,r1
27 jmp @r0
28 extu.w r1,r1
29
30 .align 2
31 $exception_entry:
32 .long exception_entry
33 $exception_handler:
34 .long exception_handler
35 !
36 ! Exception Vector Base
37 !
38 .align 2
39 ENTRY(vbr_base)
40 vector = 0
41 .rept 256
42 .long exception_entry + vector * 6
43 vector = vector + 1
44 .endr
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