diff options
Diffstat (limited to 'arch/powerpc/mm/8xx_mmu.c')
| -rw-r--r-- | arch/powerpc/mm/8xx_mmu.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/powerpc/mm/8xx_mmu.c b/arch/powerpc/mm/8xx_mmu.c index 0f0a83ed7a20..6c5025e81236 100644 --- a/arch/powerpc/mm/8xx_mmu.c +++ b/arch/powerpc/mm/8xx_mmu.c @@ -61,11 +61,15 @@ void __init MMU_init_hw(void) #ifdef CONFIG_PIN_TLB unsigned long ctr = mfspr(SPRN_MD_CTR) & 0xfe000000; unsigned long flags = 0xf0 | MD_SPS16K | _PAGE_SHARED | _PAGE_DIRTY; - int i; +#ifdef CONFIG_PIN_TLB_IMMR + int i = 29; +#else + int i = 28; +#endif unsigned long addr = 0; unsigned long mem = total_lowmem; - for (i = 29; i < 32 && mem >= LARGE_PAGE_SIZE_8M; i++) { + for (; i < 32 && mem >= LARGE_PAGE_SIZE_8M; i++) { mtspr(SPRN_MD_CTR, ctr | (i << 8)); mtspr(SPRN_MD_EPN, (unsigned long)__va(addr) | MD_EVALID); mtspr(SPRN_MD_TWC, MD_PS8MEG | MD_SVALID); @@ -88,7 +92,7 @@ static void mmu_mapin_immr(void) } /* Address of instructions to patch */ -#ifndef CONFIG_PIN_TLB +#ifndef CONFIG_PIN_TLB_IMMR extern unsigned int DTLBMiss_jmp; #endif extern unsigned int DTLBMiss_cmp, FixupDAR_cmp; @@ -109,7 +113,7 @@ unsigned long __init mmu_mapin_ram(unsigned long top) if (__map_without_ltlbs) { mapped = 0; mmu_mapin_immr(); -#ifndef CONFIG_PIN_TLB +#ifndef CONFIG_PIN_TLB_IMMR patch_instruction(&DTLBMiss_jmp, PPC_INST_NOP); #endif } else { |