linux-sg2042/arch/x86/xen/mmu.h

29 lines
667 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XEN_MMU_H
#include <linux/linkage.h>
#include <asm/page.h>
enum pt_level {
PT_PGD,
PT_P4D,
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 vm_area_struct *vma, unsigned long addr, pte_t *ptep);
void xen_ptep_modify_prot_commit(struct vm_area_struct *vma, 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 */