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!
15exception_entry:
16no = 0
17 .rept 256
18 mov.l r1,@-sp
19 bra exception_trampoline
20 mov #no,r1
21no = no + 1
22 .endr
23exception_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
39ENTRY(vbr_base)
40vector = 0
41 .rept 256
42 .long exception_entry + vector * 6
43vector = vector + 1
44 .endr
45

source code of linux/arch/sh/kernel/cpu/sh2/ex.S