From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- arch/x86/xen/mmu.h | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 arch/x86/xen/mmu.h (limited to 'arch/x86/xen/mmu.h') diff --git a/arch/x86/xen/mmu.h b/arch/x86/xen/mmu.h new file mode 100644 index 000000000..73809bb95 --- /dev/null +++ b/arch/x86/xen/mmu.h @@ -0,0 +1,26 @@ +#ifndef _XEN_MMU_H + +#include +#include + +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 */ -- cgit v1.2.3-54-g00ecf