diff options
Diffstat (limited to 'arch/x86/include/asm/pgtable-2level_types.h')
-rw-r--r-- | arch/x86/include/asm/pgtable-2level_types.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/x86/include/asm/pgtable-2level_types.h b/arch/x86/include/asm/pgtable-2level_types.h new file mode 100644 index 000000000..392576433 --- /dev/null +++ b/arch/x86/include/asm/pgtable-2level_types.h @@ -0,0 +1,36 @@ +#ifndef _ASM_X86_PGTABLE_2LEVEL_DEFS_H +#define _ASM_X86_PGTABLE_2LEVEL_DEFS_H + +#ifndef __ASSEMBLY__ +#include <linux/types.h> + +typedef unsigned long pteval_t; +typedef unsigned long pmdval_t; +typedef unsigned long pudval_t; +typedef unsigned long pgdval_t; +typedef unsigned long pgprotval_t; + +typedef union { + pteval_t pte; + pteval_t pte_low; +} pte_t; +#endif /* !__ASSEMBLY__ */ + +#define SHARED_KERNEL_PMD 0 + +/* + * traditional i386 two-level paging structure: + */ + +#define PGDIR_SHIFT 22 +#define PTRS_PER_PGD 1024 + + +/* + * the i386 is two-level, so we don't really have any + * PMD directory physically. + */ + +#define PTRS_PER_PTE 1024 + +#endif /* _ASM_X86_PGTABLE_2LEVEL_DEFS_H */ |