diff options
| author | Michal Simek <monstr@monstr.eu> | 2010-03-24 05:09:17 -0400 |
|---|---|---|
| committer | Michal Simek <monstr@monstr.eu> | 2010-04-01 02:38:24 -0400 |
| commit | 0691c97d74cbdfd49333ef01939ecaef158ebe1b (patch) | |
| tree | 39845301dc8a7ef1ea3c3078646a947b27508c27 /arch/microblaze/kernel/misc.S | |
| parent | 9373dd6ab140f1e6f2e62a9f0bf473987a0b62dc (diff) | |
microblaze: Use MICROBLAZE_TLB_SIZE in asm code
TLB size was hardcoded in asm code. This patch brings ability
to change TLB size only in one place. (mmu.h).
Signed-off-by: Michal Simek <monstr@monstr.eu>
Diffstat (limited to 'arch/microblaze/kernel/misc.S')
| -rw-r--r-- | arch/microblaze/kernel/misc.S | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/microblaze/kernel/misc.S b/arch/microblaze/kernel/misc.S index 18681eed5ec7..7cf86498326c 100644 --- a/arch/microblaze/kernel/misc.S +++ b/arch/microblaze/kernel/misc.S | |||
| @@ -29,7 +29,7 @@ | |||
| 29 | .type _tlbia, @function | 29 | .type _tlbia, @function |
| 30 | .align 4; | 30 | .align 4; |
| 31 | _tlbia: | 31 | _tlbia: |
| 32 | addik r12, r0, 63 /* flush all entries (63 - 3) */ | 32 | addik r12, r0, MICROBLAZE_TLB_SIZE - 1 /* flush all entries (63 - 3) */ |
| 33 | /* isync */ | 33 | /* isync */ |
| 34 | _tlbia_1: | 34 | _tlbia_1: |
| 35 | mts rtlbx, r12 | 35 | mts rtlbx, r12 |
| @@ -75,7 +75,7 @@ early_console_reg_tlb_alloc: | |||
| 75 | * Load a TLB entry for the UART, so that microblaze_progress() can use | 75 | * Load a TLB entry for the UART, so that microblaze_progress() can use |
| 76 | * the UARTs nice and early. We use a 4k real==virtual mapping. | 76 | * the UARTs nice and early. We use a 4k real==virtual mapping. |
| 77 | */ | 77 | */ |
| 78 | ori r4, r0, 63 | 78 | ori r4, r0, MICROBLAZE_TLB_SIZE - 1 |
| 79 | mts rtlbx, r4 /* TLB slot 2 */ | 79 | mts rtlbx, r4 /* TLB slot 2 */ |
| 80 | 80 | ||
| 81 | or r4,r5,r0 | 81 | or r4,r5,r0 |