linux/arch/arm/mm/pabort-v7.S
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   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)
  23