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gerrit-public.fairphone.software / kernel / msm-4.9 / 1b844afe9e67d6cd441ae6df71051b4004f31dd2 / . / include / asm-powerpc / page_32.h
blob: 374d0db37e1c1babf0ee08d935d5f3888e443f6c [file] [log] [blame]
Michael Ellerman5cd16ee2005-11-11 14:25:24 +1100[diff] [blame]1#ifndef _ASM_POWERPC_PAGE_32_H
2#define _ASM_POWERPC_PAGE_32_H
Arnd Bergmann88ced032005-12-16 22:43:46 +0100[diff] [blame]3#ifdef __KERNEL__
Michael Ellerman5cd16ee2005-11-11 14:25:24 +1100[diff] [blame]4
5#define VM_DATA_DEFAULT_FLAGS VM_DATA_DEFAULT_FLAGS32
6
Paul Mackerras493f25e2005-11-14 17:32:50 +1100[diff] [blame]7#define PPC_MEMSTART 0
8
Michael Ellerman5cd16ee2005-11-11 14:25:24 +1100[diff] [blame]9#ifndef __ASSEMBLY__
10/*
11 * The basic type of a PTE - 64 bits for those CPUs with > 32 bit
12 * physical addressing. For now this just the IBM PPC440.
13 */
14#ifdef CONFIG_PTE_64BIT
15typedef unsigned long long pte_basic_t;
16#define PTE_SHIFT (PAGE_SHIFT - 3) /* 512 ptes per page */
Michael Ellerman5cd16ee2005-11-11 14:25:24 +1100[diff] [blame]17#else
18typedef unsigned long pte_basic_t;
19#define PTE_SHIFT (PAGE_SHIFT - 2) /* 1024 ptes per page */
Michael Ellerman5cd16ee2005-11-11 14:25:24 +1100[diff] [blame]20#endif
21
22struct page;
23extern void clear_pages(void *page, int order);
24static inline void clear_page(void *page) { clear_pages(page, 0); }
25extern void copy_page(void *to, void *from);
26
David Howellsef55d532006-12-08 02:37:53 -0800[diff] [blame]27#include <asm-generic/page.h>
Michael Ellerman5cd16ee2005-11-11 14:25:24 +1100[diff] [blame]28
29#endif /* __ASSEMBLY__ */
30
Arnd Bergmann88ced032005-12-16 22:43:46 +0100[diff] [blame]31#endif /* __KERNEL__ */
Michael Ellerman5cd16ee2005-11-11 14:25:24 +1100[diff] [blame]32#endif /* _ASM_POWERPC_PAGE_32_H */