diff options
Diffstat (limited to 'arch/arm/mm/abort-ev6.S')
| -rw-r--r-- | arch/arm/mm/abort-ev6.S | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/arm/mm/abort-ev6.S b/arch/arm/mm/abort-ev6.S new file mode 100644 index 00000000000..38b2cbb89be --- /dev/null +++ b/arch/arm/mm/abort-ev6.S @@ -0,0 +1,23 @@ +#include <linux/linkage.h> +#include <asm/assembler.h> +/* + * Function: v6_early_abort + * + * Params : r2 = address of aborted instruction + * : r3 = saved SPSR + * + * Returns : r0 = address of abort + * : r1 = FSR, bit 11 = write + * : r2-r8 = corrupted + * : r9 = preserved + * : sp = pointer to registers + * + * Purpose : obtain information about current aborted instruction. + */ + .align 5 +ENTRY(v6_early_abort) + mrc p15, 0, r1, c5, c0, 0 @ get FSR + mrc p15, 0, r0, c6, c0, 0 @ get FAR + mov pc, lr + + |