1/* SPDX-License-Identifier: GPL-2.0 */
2// Copyright (C) 2018 Hangzhou C-SKY Microsystems co.,ltd.
3
4#ifndef __ASM_CSKY_PGTABLE_BITS_H
5#define __ASM_CSKY_PGTABLE_BITS_H
6
7/* implemented in software */
8#define _PAGE_ACCESSED		(1<<7)
9#define PAGE_ACCESSED_BIT	(7)
10
11#define _PAGE_READ		(1<<8)
12#define _PAGE_WRITE		(1<<9)
13#define _PAGE_PRESENT		(1<<10)
14
15#define _PAGE_MODIFIED		(1<<11)
16#define PAGE_MODIFIED_BIT	(11)
17
18/* implemented in hardware */
19#define _PAGE_GLOBAL		(1<<0)
20
21#define _PAGE_VALID		(1<<1)
22#define PAGE_VALID_BIT		(1)
23
24#define _PAGE_DIRTY		(1<<2)
25#define PAGE_DIRTY_BIT		(2)
26
27#define _PAGE_SO		(1<<5)
28#define _PAGE_BUF		(1<<6)
29
30#define _PAGE_CACHE		(1<<3)
31
32#define _CACHE_MASK		_PAGE_CACHE
33
34#define _CACHE_CACHED		(_PAGE_VALID | _PAGE_CACHE | _PAGE_BUF)
35#define _CACHE_UNCACHED		(_PAGE_VALID)
36
37#endif /* __ASM_CSKY_PGTABLE_BITS_H */
38