xref: /OK3568_Linux_fs/kernel/arch/arm64/include/asm/page-def.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Based on arch/arm/include/asm/page.h
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 1995-2003 Russell King
6*4882a593Smuzhiyun  * Copyright (C) 2017 ARM Ltd.
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun #ifndef __ASM_PAGE_DEF_H
9*4882a593Smuzhiyun #define __ASM_PAGE_DEF_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #include <linux/const.h>
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun /* PAGE_SHIFT determines the page size */
14*4882a593Smuzhiyun #define PAGE_SHIFT		CONFIG_ARM64_PAGE_SHIFT
15*4882a593Smuzhiyun #define PAGE_SIZE		(_AC(1, UL) << PAGE_SHIFT)
16*4882a593Smuzhiyun #define PAGE_MASK		(~(PAGE_SIZE-1))
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun #endif /* __ASM_PAGE_DEF_H */
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