/* SPDX-License-Identifier: GPL-2.0 */ | |
#include <linux/linkage.h> | |
#include <asm/assembler.h> | |
/* | |
* Function: v7_early_abort | |
* | |
* Params : r2 = pt_regs | |
* : r4 = aborted context pc | |
* : r5 = aborted context psr | |
* | |
* Returns : r4 - r11, r13 preserved | |
* | |
* Purpose : obtain information about current aborted instruction. | |
*/ | |
.align 5 | |
ENTRY(v7_early_abort) | |
mrc p15, 0, r1, c5, c0, 0 @ get FSR | |
mrc p15, 0, r0, c6, c0, 0 @ get FAR | |
uaccess_disable ip @ disable userspace access | |
b do_DataAbort | |
ENDPROC(v7_early_abort) |