32 lines
782 B
C
32 lines
782 B
C
/*
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* Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef XLAT_TABLES_ARCH_H
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#define XLAT_TABLES_ARCH_H
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#ifdef __aarch64__
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#include "aarch64/xlat_tables_aarch64.h"
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#else
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#include "aarch32/xlat_tables_aarch32.h"
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#endif
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/*
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* Evaluates to 1 if the given physical address space size is a power of 2,
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* or 0 if it's not.
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*/
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#define CHECK_PHY_ADDR_SPACE_SIZE(size) \
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(IS_POWER_OF_TWO(size))
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/*
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* Compute the number of entries required at the initial lookup level to address
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* the whole virtual address space.
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*/
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#define GET_NUM_BASE_LEVEL_ENTRIES(addr_space_size) \
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((addr_space_size) >> \
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XLAT_ADDR_SHIFT(GET_XLAT_TABLE_LEVEL_BASE(addr_space_size)))
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#endif /* XLAT_TABLES_ARCH_H */
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