arch/powerpc/include/asm/book3s/pgtable.h

   1 #ifndef _ASM_POWERPC_BOOK3S_PGTABLE_H
   2 #define _ASM_POWERPC_BOOK3S_PGTABLE_H
   3
   4 #ifdef CONFIG_PPC64
   5 #include <asm/book3s/64/pgtable.h>
   6 #else
   7 #include <asm/book3s/32/pgtable.h>
   8 #endif
   9
  10 #define FIRST_USER_ADDRESS      0UL
  11 #ifndef __ASSEMBLY__
  12 /* Insert a PTE, top-level function is out of line. It uses an inline
  13  * low level function in the respective pgtable-* files
  14  */
  15 extern void set_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep,
  16                        pte_t pte);
  17
  18
  19 #define __HAVE_ARCH_PTEP_SET_ACCESS_FLAGS
  20 extern int ptep_set_access_flags(struct vm_area_struct *vma, unsigned long address,
  21                                  pte_t *ptep, pte_t entry, int dirty);
  22
  23 struct file;
  24 extern pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn,
  25                                      unsigned long size, pgprot_t vma_prot);
  26 #define __HAVE_PHYS_MEM_ACCESS_PROT
  27
  28 #endif /* __ASSEMBLY__ */
  29 #endif