1 /* 2 * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #ifndef XLAT_TABLES_PRIVATE_H 8 #define XLAT_TABLES_PRIVATE_H 9 10 #include <platform_def.h> 11 12 #include <lib/cassert.h> 13 #include <lib/xlat_tables/xlat_tables_arch.h> 14 15 #if HW_ASSISTED_COHERENCY 16 #error xlat tables v2 must be used with HW_ASSISTED_COHERENCY 17 #endif 18 19 CASSERT(CHECK_PHY_ADDR_SPACE_SIZE(PLAT_PHY_ADDR_SPACE_SIZE), 20 assert_valid_phy_addr_space_size); 21 22 /* Alias to retain compatibility with the old #define name */ 23 #define XLAT_BLOCK_LEVEL_MIN MIN_LVL_BLOCK_DESC 24 25 void print_mmap(void); 26 27 /* Returns the current Exception Level. The returned EL must be 1 or higher. */ 28 unsigned int xlat_arch_current_el(void); 29 30 /* 31 * Returns the bit mask that has to be ORed to the rest of a translation table 32 * descriptor so that execution of code is prohibited at the given Exception 33 * Level. 34 */ 35 uint64_t xlat_arch_get_xn_desc(unsigned int el); 36 37 void init_xlation_table(uintptr_t base_va, uint64_t *table, 38 unsigned int level, uintptr_t *max_va, 39 unsigned long long *max_pa); 40 41 #endif /* XLAT_TABLES_PRIVATE_H */ 42