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