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cubelinux-kernel/arch/sh/kernel/cpu/sh2/ex.S
T
Greg Kroah-Hartman 598cf27219 Linux 6.19.3
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org
Tested-by: Florian Fainelli <florian.fainelli@broadcom.com>
Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com>
Tested-by: Peter Schneider <pschneider1968@googlemail.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Salvatore Bonaccorso <carnil@debian.org>
Tested-by: Brett A C Sheffield <bacs@librecast.net>
Tested-by: Mark Brown <broonie@kernel.org>
Tested-by: Luna Jernberg <droidbittin@gmail.com>
Tested-by: Ronald Warsow <rwarsow@gmx.de>
Tested-by: Justin M. Forbes <jforbes@fedoraproject.org>
Tested-by: Ron Economos <re@w6rz.net>
Tested-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-02-19 16:33:27 +01:00

45 lines
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ArmAsm

/* SPDX-License-Identifier: GPL-2.0
*
* arch/sh/kernel/cpu/sh2/ex.S
*
* The SH-2 exception vector table
*
* Copyright (C) 2005 Yoshinori Sato
*/
#include <linux/linkage.h>
!
! convert Exception Vector to Exception Number
!
exception_entry:
no = 0
.rept 256
mov.l r1,@-sp
bra exception_trampoline
mov #no,r1
no = no + 1
.endr
exception_trampoline:
mov.l r0,@-sp
mov.l $exception_handler,r0
extu.b r1,r1
jmp @r0
extu.w r1,r1
.align 2
$exception_entry:
.long exception_entry
$exception_handler:
.long exception_handler
!
! Exception Vector Base
!
.align 2
ENTRY(vbr_base)
vector = 0
.rept 256
.long exception_entry + vector * 6
vector = vector + 1
.endr