diff options
Diffstat (limited to 'kernel/arch/arm/mm/abort-ev6.S')
| -rw-r--r-- | kernel/arch/arm/mm/abort-ev6.S | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/kernel/arch/arm/mm/abort-ev6.S b/kernel/arch/arm/mm/abort-ev6.S index 8c48c5c22..8801a15aa 100644 --- a/kernel/arch/arm/mm/abort-ev6.S +++ b/kernel/arch/arm/mm/abort-ev6.S @@ -26,16 +26,18 @@ ENTRY(v6_early_abort) ldr ip, =0x4107b36 mrc p15, 0, r3, c0, c0, 0 @ get processor id teq ip, r3, lsr #4 @ r0 ARM1136? - bne do_DataAbort + bne 1f tst r5, #PSR_J_BIT @ Java? tsteq r5, #PSR_T_BIT @ Thumb? - bne do_DataAbort + bne 1f bic r1, r1, #1 << 11 @ clear bit 11 of FSR ldr r3, [r4] @ read aborted ARM instruction ARM_BE8(rev r3, r3) - do_ldrd_abort tmp=ip, insn=r3 + teq_ldrd tmp=ip, insn=r3 @ insn was LDRD? + beq 1f @ yes tst r3, #1 << 20 @ L = 0 -> write orreq r1, r1, #1 << 11 @ yes. #endif +1: uaccess_disable ip @ disable userspace access b do_DataAbort |