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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /arch/arm64/include/asm/pgtable-types.h | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm64/include/asm/pgtable-types.h')
-rw-r--r-- | arch/arm64/include/asm/pgtable-types.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/pgtable-types.h b/arch/arm64/include/asm/pgtable-types.h new file mode 100644 index 0000000000..b8f158ae25 --- /dev/null +++ b/arch/arm64/include/asm/pgtable-types.h @@ -0,0 +1,55 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Page table types definitions. + * + * Copyright (C) 2014 ARM Ltd. + * Author: Catalin Marinas <catalin.marinas@arm.com> + */ + +#ifndef __ASM_PGTABLE_TYPES_H +#define __ASM_PGTABLE_TYPES_H + +#include <asm/types.h> + +typedef u64 pteval_t; +typedef u64 pmdval_t; +typedef u64 pudval_t; +typedef u64 p4dval_t; +typedef u64 pgdval_t; + +/* + * These are used to make use of C type-checking.. + */ +typedef struct { pteval_t pte; } pte_t; +#define pte_val(x) ((x).pte) +#define __pte(x) ((pte_t) { (x) } ) + +#if CONFIG_PGTABLE_LEVELS > 2 +typedef struct { pmdval_t pmd; } pmd_t; +#define pmd_val(x) ((x).pmd) +#define __pmd(x) ((pmd_t) { (x) } ) +#endif + +#if CONFIG_PGTABLE_LEVELS > 3 +typedef struct { pudval_t pud; } pud_t; +#define pud_val(x) ((x).pud) +#define __pud(x) ((pud_t) { (x) } ) +#endif + +typedef struct { pgdval_t pgd; } pgd_t; +#define pgd_val(x) ((x).pgd) +#define __pgd(x) ((pgd_t) { (x) } ) + +typedef struct { pteval_t pgprot; } pgprot_t; +#define pgprot_val(x) ((x).pgprot) +#define __pgprot(x) ((pgprot_t) { (x) } ) + +#if CONFIG_PGTABLE_LEVELS == 2 +#include <asm-generic/pgtable-nopmd.h> +#elif CONFIG_PGTABLE_LEVELS == 3 +#include <asm-generic/pgtable-nopud.h> +#elif CONFIG_PGTABLE_LEVELS == 4 +#include <asm-generic/pgtable-nop4d.h> +#endif + +#endif /* __ASM_PGTABLE_TYPES_H */ |