diff options
Diffstat (limited to 'arch/arm/mm/pabort-v6.S')
| -rw-r--r-- | arch/arm/mm/pabort-v6.S | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/mm/pabort-v6.S b/arch/arm/mm/pabort-v6.S new file mode 100644 index 000000000..8686265dc --- /dev/null +++ b/arch/arm/mm/pabort-v6.S @@ -0,0 +1,22 @@ +/* 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) |