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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pabort-v7.S (483B)

      1/* SPDX-License-Identifier: GPL-2.0 */
      2#include <linux/linkage.h>
      3#include <asm/assembler.h>
      4
      5/*
      6 * Function: v7_pabort
      7 *
      8 * Params  : r2 = pt_regs
      9 *	   : r4 = address of aborted instruction
     10 *	   : r5 = psr for parent context
     11 *
     12 * Returns : r4 - r11, r13 preserved
     13 *
     14 * Purpose : obtain information about current prefetch abort.
     15 */
     16
     17	.align	5
     18ENTRY(v7_pabort)
     19	mrc	p15, 0, r0, c6, c0, 2		@ get IFAR
     20	mrc	p15, 0, r1, c5, c0, 1		@ get IFSR
     21	b	do_PrefetchAbort
     22ENDPROC(v7_pabort)