[deliverable/linux.git] / include / asm-powerpc / page_32.h

#ifndef _ASM_POWERPC_PAGE_32_H
#define _ASM_POWERPC_PAGE_32_H
#ifdef __KERNEL__

#define VM_DATA_DEFAULT_FLAGS	VM_DATA_DEFAULT_FLAGS32

#define PPC_MEMSTART	0

#ifndef __ASSEMBLY__
/*
 * The basic type of a PTE - 64 bits for those CPUs with > 32 bit
 * physical addressing.  For now this just the IBM PPC440.
 */
#ifdef CONFIG_PTE_64BIT
typedef unsigned long long pte_basic_t;
#define PTE_SHIFT	(PAGE_SHIFT - 3)	/* 512 ptes per page */
#else
typedef unsigned long pte_basic_t;
#define PTE_SHIFT	(PAGE_SHIFT - 2)	/* 1024 ptes per page */
#endif

struct page;
extern void clear_pages(void *page, int order);
static inline void clear_page(void *page) { clear_pages(page, 0); }
extern void copy_page(void *to, void *from);

#include <asm-generic/page.h>

#endif /* __ASSEMBLY__ */

#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_PAGE_32_H */
Commit	Line	Data
5cd16ee9 ME	1	#ifndef _ASM_POWERPC_PAGE_32_H
5cd16ee9 ME	2	#define _ASM_POWERPC_PAGE_32_H
88ced031	3	#ifdef __KERNEL__
5cd16ee9 ME	4
	5	#define VM_DATA_DEFAULT_FLAGS VM_DATA_DEFAULT_FLAGS32
	6
493f25ef PM	7	#define PPC_MEMSTART 0
493f25ef PM	8
5cd16ee9 ME	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
	15	typedef unsigned long long pte_basic_t;
	16	#define PTE_SHIFT (PAGE_SHIFT - 3) /* 512 ptes per page */
5cd16ee9 ME	17	#else
	18	typedef unsigned long pte_basic_t;
	19	#define PTE_SHIFT (PAGE_SHIFT - 2) /* 1024 ptes per page */
5cd16ee9 ME	20	#endif
	21
	22	struct page;
	23	extern void clear_pages(void *page, int order);
	24	static inline void clear_page(void *page) { clear_pages(page, 0); }
	25	extern void copy_page(void to, void from);
	26
ef55d53c	27	#include <asm-generic/page.h>
5cd16ee9 ME	28
	29	#endif /* __ASSEMBLY__ */
	30
88ced031	31	#endif /* __KERNEL__ */
5cd16ee9	32	#endif /* _ASM_POWERPC_PAGE_32_H */