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- /* SPDX-License-Identifier: GPL-2.0 */
- /*
- * Copyright (C) 2020 ARM Ltd.
- */
- #ifndef __ASM_MTE_DEF_H
- #define __ASM_MTE_DEF_H
- #define MTE_GRANULE_SIZE UL(16)
- #define MTE_GRANULE_MASK (~(MTE_GRANULE_SIZE - 1))
- #define MTE_GRANULES_PER_PAGE (PAGE_SIZE / MTE_GRANULE_SIZE)
- #define MTE_TAG_SHIFT 56
- #define MTE_TAG_SIZE 4
- #define MTE_TAG_MASK GENMASK((MTE_TAG_SHIFT + (MTE_TAG_SIZE - 1)), MTE_TAG_SHIFT)
- #define MTE_PAGE_TAG_STORAGE (MTE_GRANULES_PER_PAGE * MTE_TAG_SIZE / 8)
- #define __MTE_PREAMBLE ARM64_ASM_PREAMBLE ".arch_extension memtag\n"
- #endif /* __ASM_MTE_DEF_H */
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