linux/linux-5.4.31/arch/arm/mm/pabort-v6.S

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ArmAsm
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2024-01-30 10:43:28 +00:00
/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/assembler.h>
/*
* Function: v6_pabort
*
* Params : r2 = pt_regs
* : r4 = address of aborted instruction
* : r5 = psr for parent context
*
* Returns : r4 - r11, r13 preserved
*
* Purpose : obtain information about current prefetch abort.
*/
.align 5
ENTRY(v6_pabort)
mov r0, r4
mrc p15, 0, r1, c5, c0, 1 @ get IFSR
b do_PrefetchAbort
ENDPROC(v6_pabort)