diff options
Diffstat (limited to 'arch/ppc/mm/pgtable.c')
| -rw-r--r-- | arch/ppc/mm/pgtable.c | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/arch/ppc/mm/pgtable.c b/arch/ppc/mm/pgtable.c index 1f51e6c94507..fadacfd18806 100644 --- a/arch/ppc/mm/pgtable.c +++ b/arch/ppc/mm/pgtable.c @@ -42,10 +42,6 @@ int io_bat_index; #define HAVE_BATS 1 #endif -#if defined(CONFIG_FSL_BOOKE) -#define HAVE_TLBCAM 1 -#endif - extern char etext[], _stext[]; #ifdef CONFIG_SMP @@ -63,15 +59,6 @@ void setbat(int index, unsigned long virt, unsigned long phys, #define p_mapped_by_bats(x) (0UL) #endif /* HAVE_BATS */ -#ifdef HAVE_TLBCAM -extern unsigned int tlbcam_index; -extern unsigned long v_mapped_by_tlbcam(unsigned long va); -extern unsigned long p_mapped_by_tlbcam(unsigned long pa); -#else /* !HAVE_TLBCAM */ -#define v_mapped_by_tlbcam(x) (0UL) -#define p_mapped_by_tlbcam(x) (0UL) -#endif /* HAVE_TLBCAM */ - #ifdef CONFIG_PTE_64BIT /* 44x uses an 8kB pgdir because it has 8-byte Linux PTEs. */ #define PGDIR_ORDER 1 @@ -213,9 +200,6 @@ __ioremap(phys_addr_t addr, unsigned long size, unsigned long flags) if ((v = p_mapped_by_bats(p)) /*&& p_mapped_by_bats(p+size-1)*/ ) goto out; - if ((v = p_mapped_by_tlbcam(p))) - goto out; - if (mem_init_done) { struct vm_struct *area; area = get_vm_area(size, VM_IOREMAP); @@ -341,18 +325,6 @@ void __init io_block_mapping(unsigned long virt, phys_addr_t phys, } #endif /* HAVE_BATS */ -#ifdef HAVE_TLBCAM - /* - * Use a CAM for this if possible... - */ - if (tlbcam_index < num_tlbcam_entries && is_power_of_4(size) - && (virt & (size - 1)) == 0 && (phys & (size - 1)) == 0) { - settlbcam(tlbcam_index, virt, phys, size, flags, 0); - ++tlbcam_index; - return; - } -#endif /* HAVE_TLBCAM */ - /* No BATs available, put it in the page tables. */ for (i = 0; i < size; i += PAGE_SIZE) map_page(virt + i, phys + i, flags); |