LXR linux/arch/x86/include/asm/pgtable_32

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _ASM_X86_PGTABLE_32_TYPES_H
   3#define _ASM_X86_PGTABLE_32_TYPES_H
   4
   5/*
   6 * The Linux x86 paging architecture is 'compile-time dual-mode', it
   7 * implements both the traditional 2-level x86 page tables and the
   8 * newer 3-level PAE-mode page tables.
   9 */
  10#ifdef CONFIG_X86_PAE
  11# include <asm/pgtable-3level_types.h>
  12# define PMD_SIZE       (1UL << PMD_SHIFT)
  13# define PMD_MASK       (~(PMD_SIZE - 1))
  14#else
  15# include <asm/pgtable-2level_types.h>
  16#endif
  17
  18#define pgtable_l5_enabled() 0
  19
  20#define PGDIR_SIZE      (1UL << PGDIR_SHIFT)
  21#define PGDIR_MASK      (~(PGDIR_SIZE - 1))
  22
  23#endif /* _ASM_X86_PGTABLE_32_TYPES_H */
  24