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Diffstat (limited to 'arch/sh/mm/tlb-sh3.c')
-rw-r--r--arch/sh/mm/tlb-sh3.c63
1 files changed, 1 insertions, 62 deletions
diff --git a/arch/sh/mm/tlb-sh3.c b/arch/sh/mm/tlb-sh3.c
index 46b09e2..1662706 100644
--- a/arch/sh/mm/tlb-sh3.c
+++ b/arch/sh/mm/tlb-sh3.c
@@ -8,69 +8,9 @@
*
* Released under the terms of the GNU GPL v2.0.
*/
-#include <linux/signal.h>
-#include <linux/sched.h>
-#include <linux/kernel.h>
-#include <linux/errno.h>
-#include <linux/string.h>
-#include <linux/types.h>
-#include <linux/ptrace.h>
-#include <linux/mman.h>
-#include <linux/mm.h>
-#include <linux/smp.h>
-#include <linux/smp_lock.h>
-#include <linux/interrupt.h>
-
+#include <linux/io.h>
#include <asm/system.h>
-#include <asm/io.h>
-#include <asm/uaccess.h>
-#include <asm/pgalloc.h>
#include <asm/mmu_context.h>
-#include <asm/cacheflush.h>
-
-void update_mmu_cache(struct vm_area_struct * vma,
- unsigned long address, pte_t pte)
-{
- unsigned long flags;
- unsigned long pteval;
- unsigned long vpn;
-
- /* Ptrace may call this routine. */
- if (vma && current->active_mm != vma->vm_mm)
- return;
-
-#if defined(CONFIG_SH7705_CACHE_32KB)
- {
- struct page *page = pte_page(pte);
- unsigned long pfn = pte_pfn(pte);
-
- if (pfn_valid(pfn) && !test_bit(PG_mapped, &page->flags)) {
- unsigned long phys = pte_val(pte) & PTE_PHYS_MASK;
-
- __flush_wback_region((void *)P1SEGADDR(phys),
- PAGE_SIZE);
- __set_bit(PG_mapped, &page->flags);
- }
- }
-#endif
-
- local_irq_save(flags);
-
- /* Set PTEH register */
- vpn = (address & MMU_VPN_MASK) | get_asid();
- ctrl_outl(vpn, MMU_PTEH);
-
- pteval = pte_val(pte);
-
- /* Set PTEL register */
- pteval &= _PAGE_FLAGS_HARDWARE_MASK; /* drop software flags */
- /* conveniently, we want all the software flags to be 0 anyway */
- ctrl_outl(pteval, MMU_PTEL);
-
- /* Load the TLB */
- asm volatile("ldtlb": /* no output */ : /* no input */ : "memory");
- local_irq_restore(flags);
-}
void __flush_tlb_page(unsigned long asid, unsigned long page)
{
@@ -94,4 +34,3 @@ void __flush_tlb_page(unsigned long asid, unsigned long page)
for (i = 0; i < ways; i++)
ctrl_outl(data, addr + (i << 8));
}
-