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>
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0691c97d74
2 changed files with 3 additions and 3 deletions
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@ -134,7 +134,7 @@ _copy_bram:
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* virtual to physical.
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*/
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nop
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addik r3, r0, 63 /* Invalidate all TLB entries */
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addik r3, r0, MICROBLAZE_TLB_SIZE -1 /* Invalidate all TLB entries */
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_invalidate:
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mts rtlbx, r3
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mts rtlbhi, r0 /* flush: ensure V is clear */
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@ -29,7 +29,7 @@
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.type _tlbia, @function
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.align 4;
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_tlbia:
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addik r12, r0, 63 /* flush all entries (63 - 3) */
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addik r12, r0, MICROBLAZE_TLB_SIZE - 1 /* flush all entries (63 - 3) */
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/* isync */
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_tlbia_1:
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mts rtlbx, r12
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@ -75,7 +75,7 @@ early_console_reg_tlb_alloc:
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* Load a TLB entry for the UART, so that microblaze_progress() can use
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* the UARTs nice and early. We use a 4k real==virtual mapping.
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*/
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ori r4, r0, 63
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ori r4, r0, MICROBLAZE_TLB_SIZE - 1
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mts rtlbx, r4 /* TLB slot 2 */
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or r4,r5,r0
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