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36 lines
1.1 KiB
36 lines
1.1 KiB
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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/* |
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* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License version 2 as |
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* published by the Free Software Foundation. |
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*/ |
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#ifndef _UAPI__ASM_ARC_PAGE_H |
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#define _UAPI__ASM_ARC_PAGE_H |
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#include <linux/const.h> |
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/* PAGE_SHIFT determines the page size */ |
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#if defined(CONFIG_ARC_PAGE_SIZE_16K) |
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#define PAGE_SHIFT 14 |
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#elif defined(CONFIG_ARC_PAGE_SIZE_4K) |
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#define PAGE_SHIFT 12 |
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#else |
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/* |
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* Default 8k |
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* done this way (instead of under CONFIG_ARC_PAGE_SIZE_8K) because adhoc |
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* user code (busybox appletlib.h) expects PAGE_SHIFT to be defined w/o |
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* using the correct uClibc header and in their build our autoconf.h is |
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* not available |
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*/ |
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#define PAGE_SHIFT 13 |
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#endif |
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#define PAGE_SIZE _BITUL(PAGE_SHIFT) /* Default 8K */ |
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#define PAGE_OFFSET _AC(0x80000000, UL) /* Kernel starts at 2G onwrds */ |
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#define PAGE_MASK (~(PAGE_SIZE-1)) |
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#endif /* _UAPI__ASM_ARC_PAGE_H */
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