| Sandrine Bailleux | 3cd87d7 | 2018-10-09 11:12:55 +0200 | [diff] [blame] | 1 | /* |
| Deepika Bhavnani | c249d5e | 2020-02-06 16:29:45 -0600 | [diff] [blame] | 2 | * Copyright (c) 2017-2020, ARM Limited and Contributors. All rights reserved. |
| Sandrine Bailleux | 3cd87d7 | 2018-10-09 11:12:55 +0200 | [diff] [blame] | 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | #ifndef XLAT_TABLES_ARCH_H |
| 8 | #define XLAT_TABLES_ARCH_H |
| 9 | |
| Deepika Bhavnani | c249d5e | 2020-02-06 16:29:45 -0600 | [diff] [blame] | 10 | #ifndef __aarch64__ |
| Sandrine Bailleux | 3cd87d7 | 2018-10-09 11:12:55 +0200 | [diff] [blame] | 11 | #include "aarch32/xlat_tables_aarch32.h" |
| 12 | #else |
| 13 | #include "aarch64/xlat_tables_aarch64.h" |
| 14 | #endif |
| 15 | |
| 16 | /* |
| Sandrine Bailleux | 3cd87d7 | 2018-10-09 11:12:55 +0200 | [diff] [blame] | 17 | * Evaluates to 1 if the given physical address space size is a power of 2, |
| 18 | * or 0 if it's not. |
| 19 | */ |
| 20 | #define CHECK_PHY_ADDR_SPACE_SIZE(size) \ |
| 21 | (IS_POWER_OF_TWO(size)) |
| 22 | |
| 23 | /* |
| 24 | * Compute the number of entries required at the initial lookup level to address |
| 25 | * the whole virtual address space. |
| 26 | */ |
| 27 | #define GET_NUM_BASE_LEVEL_ENTRIES(addr_space_size) \ |
| 28 | ((addr_space_size) >> \ |
| 29 | XLAT_ADDR_SHIFT(GET_XLAT_TABLE_LEVEL_BASE(addr_space_size))) |
| 30 | |
| 31 | #endif /* XLAT_TABLES_ARCH_H */ |