cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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ex.S (681B)

      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