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author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-08-08 17:33:47 +0100 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-08-08 19:18:18 +0100 |
commit | 097d9eb537ff4d88b74c3fe67392e27c478ca3c5 (patch) | |
tree | 9034d676d9096857a380aab9d99e3e88fccb6bfe /arch/m68knommu/include/asm/pgtable.h | |
parent | c41107c2d4fd31924533f4dbc4c3428acc2b5894 (diff) | |
parent | aeee90dfa01844168cd7f8051d0a0f969c573067 (diff) | |
download | linux-097d9eb537ff4d88b74c3fe67392e27c478ca3c5.tar.bz2 |
Merge Linus' latest into master
Conflicts:
drivers/watchdog/at91rm9200_wdt.c
drivers/watchdog/davinci_wdt.c
drivers/watchdog/ep93xx_wdt.c
drivers/watchdog/ixp2000_wdt.c
drivers/watchdog/ixp4xx_wdt.c
drivers/watchdog/ks8695_wdt.c
drivers/watchdog/omap_wdt.c
drivers/watchdog/pnx4008_wdt.c
drivers/watchdog/sa1100_wdt.c
drivers/watchdog/wdt285.c
Diffstat (limited to 'arch/m68knommu/include/asm/pgtable.h')
-rw-r--r-- | arch/m68knommu/include/asm/pgtable.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/arch/m68knommu/include/asm/pgtable.h b/arch/m68knommu/include/asm/pgtable.h new file mode 100644 index 000000000000..46251016e821 --- /dev/null +++ b/arch/m68knommu/include/asm/pgtable.h @@ -0,0 +1,70 @@ +#ifndef _M68KNOMMU_PGTABLE_H +#define _M68KNOMMU_PGTABLE_H + +#include <asm-generic/4level-fixup.h> + +/* + * (C) Copyright 2000-2002, Greg Ungerer <gerg@snapgear.com> + */ + +#include <linux/slab.h> +#include <asm/processor.h> +#include <asm/page.h> +#include <asm/io.h> + +/* + * Trivial page table functions. + */ +#define pgd_present(pgd) (1) +#define pgd_none(pgd) (0) +#define pgd_bad(pgd) (0) +#define pgd_clear(pgdp) +#define kern_addr_valid(addr) (1) +#define pmd_offset(a, b) ((void *)0) + +#define PAGE_NONE __pgprot(0) +#define PAGE_SHARED __pgprot(0) +#define PAGE_COPY __pgprot(0) +#define PAGE_READONLY __pgprot(0) +#define PAGE_KERNEL __pgprot(0) + +extern void paging_init(void); +#define swapper_pg_dir ((pgd_t *) 0) + +#define __swp_type(x) (0) +#define __swp_offset(x) (0) +#define __swp_entry(typ,off) ((swp_entry_t) { ((typ) | ((off) << 7)) }) +#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) }) +#define __swp_entry_to_pte(x) ((pte_t) { (x).val }) + +static inline int pte_file(pte_t pte) { return 0; } + +/* + * ZERO_PAGE is a global shared page that is always zero: used + * for zero-mapped memory areas etc.. + */ +#define ZERO_PAGE(vaddr) (virt_to_page(0)) + +/* + * These would be in other places but having them here reduces the diffs. + */ +extern unsigned int kobjsize(const void *objp); + +/* + * No page table caches to initialise. + */ +#define pgtable_cache_init() do { } while (0) + +#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ + remap_pfn_range(vma, vaddr, pfn, size, prot) + +/* + * All 32bit addresses are effectively valid for vmalloc... + * Sort of meaningless for non-VM targets. + */ +#define VMALLOC_START 0 +#define VMALLOC_END 0xffffffff + +#include <asm-generic/pgtable.h> + +#endif /* _M68KNOMMU_PGTABLE_H */ |