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1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
---|---|
2 | /* |
3 | * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify |
6 | * it under the terms of the GNU General Public License version 2 as |
7 | * published by the Free Software Foundation. |
8 | */ |
9 | |
10 | #ifndef _UAPI__ASM_ARC_PAGE_H |
11 | #define _UAPI__ASM_ARC_PAGE_H |
12 | |
13 | #include <linux/const.h> |
14 | |
15 | /* PAGE_SHIFT determines the page size */ |
16 | #ifdef __KERNEL__ |
17 | #define PAGE_SHIFT CONFIG_PAGE_SHIFT |
18 | #else |
19 | /* |
20 | * Default 8k |
21 | * done this way (instead of under CONFIG_ARC_PAGE_SIZE_8K) because adhoc |
22 | * user code (busybox appletlib.h) expects PAGE_SHIFT to be defined w/o |
23 | * using the correct uClibc header and in their build our autoconf.h is |
24 | * not available |
25 | */ |
26 | #define PAGE_SHIFT 13 |
27 | #endif |
28 | |
29 | #define PAGE_SIZE _BITUL(PAGE_SHIFT) /* Default 8K */ |
30 | #define PAGE_OFFSET _AC(0x80000000, UL) /* Kernel starts at 2G onwrds */ |
31 | |
32 | #define PAGE_MASK (~(PAGE_SIZE-1)) |
33 | |
34 | #endif /* _UAPI__ASM_ARC_PAGE_H */ |
35 |
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