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sh: Convert cache disabled SH-5 over to new cache interface.

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The caches enabled case needs more work, but is presently broken
regardless, so this can be done incrementally.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2009-08-16 00:53:56 +09:00
parent eccee7457d
commit 65305ae816
4 changed files with 1 additions and 39 deletions
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8
arch/sh/include/asm/page.h
View file

@ -63,20 +63,12 @@ extern void copy_page(void *to, void *from);
struct page;
struct vm_area_struct;
#if defined(CONFIG_CPU_SH5)
extern void clear_user_page(void *to, unsigned long address, struct page *page);
extern void copy_user_page(void *to, void *from, unsigned long address,
struct page *page);
#else
extern void copy_user_highpage(struct page *to, struct page *from,
unsigned long vaddr, struct vm_area_struct *vma);
#define __HAVE_ARCH_COPY_USER_HIGHPAGE
extern void clear_user_highpage(struct page *page, unsigned long vaddr);
#define clear_user_highpage clear_user_highpage
#endif
/*
* These are used to make use of C type-checking..
*/

25
arch/sh/include/cpu-sh5/cpu/cacheflush.h
View file

@ -1,25 +0,0 @@
#ifndef __ASM_SH_CPU_SH5_CACHEFLUSH_H
#define __ASM_SH_CPU_SH5_CACHEFLUSH_H
#ifndef __ASSEMBLY__
extern void flush_cache_all(void);
extern void flush_cache_mm(struct mm_struct *mm);
extern void flush_cache_sigtramp(unsigned long vaddr);
extern void flush_cache_range(struct vm_area_struct *vma, unsigned long start,
unsigned long end);
extern void flush_cache_page(struct vm_area_struct *vma, unsigned long addr, unsigned long pfn);
extern void flush_dcache_page(struct page *pg);
extern void flush_icache_range(unsigned long start, unsigned long end);
/* XXX .. */
extern void (*__flush_wback_region)(void *start, int size);
extern void (*__flush_purge_region)(void *start, int size);
extern void (*__flush_invalidate_region)(void *start, int size);
#define flush_cache_dup_mm(mm) flush_cache_mm(mm)
#define flush_icache_page(vma, page) do { } while (0)
#endif /* __ASSEMBLY__ */
#endif /* __ASM_SH_CPU_SH5_CACHEFLUSH_H */

2
arch/sh/mm/Makefile_64
View file

@ -2,7 +2,7 @@
# Makefile for the Linux SuperH-specific parts of the memory manager.
#
obj-y := init.o consistent.o mmap.o
obj-y := cache.o consistent.o init.o kmap.o mmap.o
mmu-y := nommu.o extable_32.o
mmu-$(CONFIG_MMU) := fault_64.o ioremap_64.o tlbflush_64.o tlb-sh5.o \

5
arch/sh/mm/tlbflush_64.c
View file

@ -470,8 +470,3 @@ void local_flush_tlb_kernel_range(unsigned long start, unsigned long end)
void __update_tlb(struct vm_area_struct *vma, unsigned long address, pte_t pte)
{
}
void __update_cache(struct vm_area_struct *vma,
unsigned long address, pte_t pte)
{
}