| /trunk/kernel/arch/ppc32/src/exception.S |
|---|
| 208,7 → 208,7 |
| .org 0xc00 |
| .global exc_syscall |
| exc_syscall: |
| CONTEXT_STORE |
| CONTEXT_STORE |
| b jump_to_kernel_syscall |
| 220,6 → 220,27 |
| li r3, 12 |
| b jump_to_kernel |
| .org 0x1000 |
| .global exc_itlb_miss |
| exc_itlb_miss: |
| CONTEXT_STORE |
| b tlb_miss |
| .org 0x1100 |
| .global exc_dtlb_miss_load |
| exc_dtlb_miss_load: |
| CONTEXT_STORE |
| b tlb_miss |
| .org 0x1200 |
| .global exc_dtlb_miss_store |
| exc_dtlb_miss_store: |
| CONTEXT_STORE |
| b tlb_miss |
| .org 0x4000 |
| data_storage: |
| li r3, 2 |
| 245,6 → 266,17 |
| li r3, 3 |
| b jump_to_kernel |
| tlb_miss: |
| li r3, 16 |
| mfspr r4, tlbmiss |
| mfspr r5, ptehi |
| mfspr r6, ptelo |
| mr r7, sp |
| addi r7, r7, 20 |
| bl tlb_refill_real |
| b iret_real |
| jump_to_kernel: |
| lis r12, iret@ha |
| addi r12, r12, iret@l |