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authorPaul Mundt <lethal@linux-sh.org>2006-09-27 14:31:40 +0900
committerPaul Mundt <lethal@linux-sh.org>2006-09-27 14:31:40 +0900
commit5b19c9081fbd0882c936ec087bf9055a20251dec (patch)
tree3bfb5779699b485fcf524ea34dd227e42f74ae78 /arch/sh/mm/tlb-sh4.c
parent555ef1963029d19d2367acd09f6b9a6a0056f217 (diff)
sh: Support for SH7770/SH7780 CPU subtypes.
Merge support for SH7770 and SH7780 SH-4A subtypes. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/mm/tlb-sh4.c')
-rw-r--r--arch/sh/mm/tlb-sh4.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/sh/mm/tlb-sh4.c b/arch/sh/mm/tlb-sh4.c
index 115b1b6be40b..96e5fb0ac4fa 100644
--- a/arch/sh/mm/tlb-sh4.c
+++ b/arch/sh/mm/tlb-sh4.c
@@ -36,7 +36,9 @@ void update_mmu_cache(struct vm_area_struct * vma,
unsigned long vpn;
struct page *page;
unsigned long pfn;
+#ifndef CONFIG_CPU_SUBTYPE_SH7780
unsigned long ptea;
+#endif
/* Ptrace may call this routine. */
if (vma && current->active_mm != vma->vm_mm)
@@ -59,10 +61,12 @@ void update_mmu_cache(struct vm_area_struct * vma,
ctrl_outl(vpn, MMU_PTEH);
pteval = pte_val(pte);
+#ifndef CONFIG_CPU_SUBTYPE_SH7780
/* Set PTEA register */
/* TODO: make this look less hacky */
ptea = ((pteval >> 28) & 0xe) | (pteval & 0x1);
ctrl_outl(ptea, MMU_PTEA);
+#endif
/* Set PTEL register */
pteval &= _PAGE_FLAGS_HARDWARE_MASK; /* drop software flags */