diff options
| -rw-r--r-- | arch/microblaze/kernel/hw_exception_handler.S | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/arch/microblaze/kernel/hw_exception_handler.S b/arch/microblaze/kernel/hw_exception_handler.S index 5d8c3de58b0c..995a2123635b 100644 --- a/arch/microblaze/kernel/hw_exception_handler.S +++ b/arch/microblaze/kernel/hw_exception_handler.S | |||
| @@ -721,9 +721,8 @@ ex_handler_done: | |||
| 721 | * Many of these bits are software only. Bits we don't set | 721 | * Many of these bits are software only. Bits we don't set |
| 722 | * here we (properly should) assume have the appropriate value. | 722 | * here we (properly should) assume have the appropriate value. |
| 723 | */ | 723 | */ |
| 724 | brid finish_tlb_load | ||
| 724 | andni r4, r4, 0x0ce2 /* Make sure 20, 21 are zero */ | 725 | andni r4, r4, 0x0ce2 /* Make sure 20, 21 are zero */ |
| 725 | |||
| 726 | bri finish_tlb_load | ||
| 727 | ex7: | 726 | ex7: |
| 728 | /* The bailout. Restore registers to pre-exception conditions | 727 | /* The bailout. Restore registers to pre-exception conditions |
| 729 | * and call the heavyweights to help us out. | 728 | * and call the heavyweights to help us out. |
| @@ -779,7 +778,7 @@ ex_handler_done: | |||
| 779 | lwi r4, r5, 0 /* Get Linux PTE */ | 778 | lwi r4, r5, 0 /* Get Linux PTE */ |
| 780 | 779 | ||
| 781 | andi r6, r4, _PAGE_PRESENT | 780 | andi r6, r4, _PAGE_PRESENT |
| 782 | beqi r6, ex7 | 781 | beqi r6, ex10 |
| 783 | 782 | ||
| 784 | ori r4, r4, _PAGE_ACCESSED | 783 | ori r4, r4, _PAGE_ACCESSED |
| 785 | swi r4, r5, 0 | 784 | swi r4, r5, 0 |
| @@ -792,9 +791,8 @@ ex_handler_done: | |||
| 792 | * Many of these bits are software only. Bits we don't set | 791 | * Many of these bits are software only. Bits we don't set |
| 793 | * here we (properly should) assume have the appropriate value. | 792 | * here we (properly should) assume have the appropriate value. |
| 794 | */ | 793 | */ |
| 794 | brid finish_tlb_load | ||
| 795 | andni r4, r4, 0x0ce2 /* Make sure 20, 21 are zero */ | 795 | andni r4, r4, 0x0ce2 /* Make sure 20, 21 are zero */ |
| 796 | |||
| 797 | bri finish_tlb_load | ||
| 798 | ex10: | 796 | ex10: |
| 799 | /* The bailout. Restore registers to pre-exception conditions | 797 | /* The bailout. Restore registers to pre-exception conditions |
| 800 | * and call the heavyweights to help us out. | 798 | * and call the heavyweights to help us out. |
| @@ -824,9 +822,9 @@ ex_handler_done: | |||
| 824 | andi r5, r5, (MICROBLAZE_TLB_SIZE-1) | 822 | andi r5, r5, (MICROBLAZE_TLB_SIZE-1) |
| 825 | ori r6, r0, 1 | 823 | ori r6, r0, 1 |
| 826 | cmp r31, r5, r6 | 824 | cmp r31, r5, r6 |
| 827 | blti r31, sem | 825 | blti r31, ex12 |
| 828 | addik r5, r6, 1 | 826 | addik r5, r6, 1 |
| 829 | sem: | 827 | ex12: |
| 830 | /* MS: save back current TLB index */ | 828 | /* MS: save back current TLB index */ |
| 831 | swi r5, r0, TOPHYS(tlb_index) | 829 | swi r5, r0, TOPHYS(tlb_index) |
| 832 | 830 | ||
| @@ -846,7 +844,6 @@ ex_handler_done: | |||
| 846 | nop | 844 | nop |
| 847 | 845 | ||
| 848 | /* Done...restore registers and get out of here. */ | 846 | /* Done...restore registers and get out of here. */ |
| 849 | ex12: | ||
| 850 | mts rpid, r11 | 847 | mts rpid, r11 |
| 851 | nop | 848 | nop |
| 852 | bri 4 | 849 | bri 4 |
