diff options
Diffstat (limited to 'arch/avr32/cpu/start.S')
| -rw-r--r-- | arch/avr32/cpu/start.S | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/arch/avr32/cpu/start.S b/arch/avr32/cpu/start.S index 99c9e06..06bf4c6 100644 --- a/arch/avr32/cpu/start.S +++ b/arch/avr32/cpu/start.S @@ -82,12 +82,19 @@ _evba: .org 0x44 rjmp unknown_exception /* DTLB Modified */ - .org 0x50 - rjmp unknown_exception /* ITLB Miss */ - .org 0x60 - rjmp unknown_exception /* DTLB Miss (read) */ - .org 0x70 - rjmp unknown_exception /* DTLB Miss (write) */ + .org 0x50 /* ITLB Miss */ + pushm r8-r12,lr + rjmp 1f + .org 0x60 /* DTLB Miss (read) */ + pushm r8-r12,lr + rjmp 1f + .org 0x70 /* DTLB Miss (write) */ + pushm r8-r12,lr +1: mov r12, sp + rcall mmu_handle_tlb_miss + popm r8-r12,lr + brne unknown_exception + rete .size _evba, . - _evba |