[linux-2.6-block.git] / arch / x86 / xen / mmu.h

#ifndef _XEN_MMU_H

#include <linux/linkage.h>
#include <asm/page.h>

enum pt_level {
	PT_PGD,
	PT_PUD,
	PT_PMD,
	PT_PTE
};


bool __set_phys_to_machine(unsigned long pfn, unsigned long mfn);

void set_pte_mfn(unsigned long vaddr, unsigned long pfn, pgprot_t flags);

pte_t xen_ptep_modify_prot_start(struct mm_struct *mm, unsigned long addr, pte_t *ptep);
void  xen_ptep_modify_prot_commit(struct mm_struct *mm, unsigned long addr,
				  pte_t *ptep, pte_t pte);

unsigned long xen_read_cr2_direct(void);

extern void xen_init_mmu_ops(void);
extern void xen_hvm_init_mmu_ops(void);
#endif	/* _XEN_MMU_H */
Commit	Line	Data
3b827c1b JF	1	#ifndef _XEN_MMU_H
	2
	3	#include <linux/linkage.h>
	4	#include <asm/page.h>
	5
f6433706 MM	6	enum pt_level {
	7	PT_PGD,
	8	PT_PUD,
	9	PT_PMD,
	10	PT_PTE
	11	};
	12
f87e4cac	13
e791ca0f	14	bool __set_phys_to_machine(unsigned long pfn, unsigned long mfn);
e791ca0f	15
3b827c1b JF	16	void set_pte_mfn(unsigned long vaddr, unsigned long pfn, pgprot_t flags);
3b827c1b JF	17
e57778a1 JF	18	pte_t xen_ptep_modify_prot_start(struct mm_struct mm, unsigned long addr, pte_t ptep);
	19	void xen_ptep_modify_prot_commit(struct mm_struct *mm, unsigned long addr,
	20	pte_t *ptep, pte_t pte);
	21
319f3ba5 JF	22	unsigned long xen_read_cr2_direct(void);
319f3ba5 JF	23
030cb6c0	24	extern void xen_init_mmu_ops(void);
59151001	25	extern void xen_hvm_init_mmu_ops(void);
3b827c1b	26	#endif /* _XEN_MMU_H */