| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
|---|---|
| 2 | #include <linux/linkage.h> |
| 3 | #include <asm/assembler.h> |
| 4 | |
| 5 | /* |
| 6 | * Function: v6_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 |
| 18 | ENTRY(v6_pabort) |
| 19 | mov r0, r4 |
| 20 | mrc p15, 0, r1, c5, c0, 1 @ get IFSR |
| 21 | b do_PrefetchAbort |
| 22 | ENDPROC(v6_pabort) |
| 23 |