forked from Minki/linux
d2912cb15b
Based on 2 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* linux/arch/unicore32/include/asm/pgtable-hwdef.h
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*
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* Code specific to PKUnity SoC and UniCore ISA
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*
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* Copyright (C) 2001-2010 GUAN Xue-tao
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*/
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#ifndef __UNICORE_PGTABLE_HWDEF_H__
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#define __UNICORE_PGTABLE_HWDEF_H__
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/*
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* Hardware page table definitions.
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*
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* + Level 1 descriptor (PMD)
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* - common
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*/
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#define PMD_TYPE_MASK (3 << 0)
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#define PMD_TYPE_TABLE (0 << 0)
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/*#define PMD_TYPE_LARGE (1 << 0) */
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#define PMD_TYPE_INVALID (2 << 0)
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#define PMD_TYPE_SECT (3 << 0)
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#define PMD_PRESENT (1 << 2)
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#define PMD_YOUNG (1 << 3)
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/*#define PMD_SECT_DIRTY (1 << 4) */
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#define PMD_SECT_CACHEABLE (1 << 5)
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#define PMD_SECT_EXEC (1 << 6)
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#define PMD_SECT_WRITE (1 << 7)
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#define PMD_SECT_READ (1 << 8)
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/*
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* + Level 2 descriptor (PTE)
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* - common
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*/
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#define PTE_TYPE_MASK (3 << 0)
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#define PTE_TYPE_SMALL (0 << 0)
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#define PTE_TYPE_MIDDLE (1 << 0)
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#define PTE_TYPE_LARGE (2 << 0)
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#define PTE_TYPE_INVALID (3 << 0)
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#define PTE_PRESENT (1 << 2)
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#define PTE_YOUNG (1 << 3)
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#define PTE_DIRTY (1 << 4)
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#define PTE_CACHEABLE (1 << 5)
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#define PTE_EXEC (1 << 6)
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#define PTE_WRITE (1 << 7)
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#define PTE_READ (1 << 8)
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#endif
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