1 #ifndef _ASMARM_MMU_API_H_ 2 #define _ASMARM_MMU_API_H_ 3 4 #include <asm/page.h> 5 #include <stdbool.h> 6 7 extern pgd_t *mmu_idmap; 8 extern bool mmu_enabled(void); 9 extern void mmu_mark_enabled(int cpu); 10 extern void mmu_mark_disabled(int cpu); 11 extern void mmu_enable(pgd_t *pgtable); 12 extern void mmu_disable(void); 13 14 extern void mmu_set_range_sect(pgd_t *pgtable, uintptr_t virt_offset, 15 phys_addr_t phys_start, phys_addr_t phys_end, 16 pgprot_t prot); 17 extern void mmu_set_range_ptes(pgd_t *pgtable, uintptr_t virt_offset, 18 phys_addr_t phys_start, phys_addr_t phys_end, 19 pgprot_t prot); 20 extern pteval_t *follow_pte(pgd_t *pgtable, uintptr_t vaddr); 21 extern void mmu_clear_user(pgd_t *pgtable, unsigned long vaddr); 22 #endif 23