| 31,59 → 31,7 |
|---|
| |
| .section K_UNMAPPED_TEXT_START, "ax" |
| |
| .org 0x100 |
| .global exc_system_reset |
| exc_system_reset: |
| b exc_system_reset |
| |
| .org 0x200 |
| .global exc_machine_check |
| exc_machine_check: |
| b exc_machine_check |
| |
| .org 0x300 |
| .global exc_data_storage |
| exc_data_storage: |
| b exc_data_storage |
| |
| .org 0x380 |
| .global exc_data_segment |
| exc_data_segment: |
| b exc_data_segment |
| |
| .org 0x400 |
| .global exc_instruction_storage |
| exc_instruction_storage: |
| b exc_instruction_storage |
| |
| .org 0x480 |
| .global exc_instruction_segment |
| exc_instruction_segment: |
| b exc_instruction_segment |
| |
| .org 0x500 |
| .global exc_external |
| exc_external: |
| b exc_external |
| |
| .org 0x600 |
| .global exc_alignment |
| exc_alignment: |
| b exc_alignment |
| |
| .org 0x700 |
| .global exc_program |
| exc_program: |
| b exc_program |
| |
| .org 0x800 |
| .global exc_fp_unavailable |
| exc_fp_unavailable: |
| b exc_fp_unavailable |
| |
| .org 0x900 |
| .global exc_decrementer |
| exc_decrementer: |
| .macro CONTEXT_STORE |
| mtspr sprg1, sp |
| |
| subis sp, sp, 0x8000 |
| 138,7 → 86,73 |
|---|
| |
| mfxer r3 |
| stw r3, 144(sp) |
| .endm |
| |
| .org 0x100 |
| .global exc_system_reset |
| exc_system_reset: |
| b exc_system_reset |
| |
| .org 0x200 |
| .global exc_machine_check |
| exc_machine_check: |
| b exc_machine_check |
| |
| .org 0x300 |
| .global exc_data_storage |
| exc_data_storage: |
| CONTEXT_STORE |
| |
| lis r3, pht_refill@ha |
| addi r3, r3, pht_refill@l |
| mtspr srr0, r3 |
| |
| mfmsr r3 |
| ori r3, r3, (msr_ir | msr_dr)@l |
| mtspr srr1, r3 |
| |
| lis r3, iret@ha |
| addi r3, r3, iret@l |
| mtlr r3 |
| |
| addis sp, sp, 0x8000 |
| rfi |
| |
| .org 0x400 |
| .global exc_instruction_storage |
| exc_instruction_storage: |
| b exc_instruction_storage |
| |
| .org 0x480 |
| .global exc_instruction_segment |
| exc_instruction_segment: |
| b exc_instruction_segment |
| |
| .org 0x500 |
| .global exc_external |
| exc_external: |
| b exc_external |
| |
| .org 0x600 |
| .global exc_alignment |
| exc_alignment: |
| b exc_alignment |
| |
| .org 0x700 |
| .global exc_program |
| exc_program: |
| b exc_program |
| |
| .org 0x800 |
| .global exc_fp_unavailable |
| exc_fp_unavailable: |
| b exc_fp_unavailable |
| |
| .org 0x900 |
| .global exc_decrementer |
| exc_decrementer: |
| CONTEXT_STORE |
| |
| lis r3, exc_dispatch@ha |
| addi r3, r3, exc_dispatch@l |
| mtspr srr0, r3 |