1 /* 2 * Copyright (c) 2022, MediaTek Inc. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #include <assert.h> 8 #include <common/bl_common.h> 9 #include <common/debug.h> 10 #include <drivers/console.h> 11 #include <lib/xlat_tables/xlat_tables_compat.h> 12 #include <mtk_mmap_pool.h> 13 14 IMPORT_SYM(uintptr_t, __MTK_MMAP_POINTER_POOL_START__, MTK_MMAP_POINTER_POOL_START); 15 IMPORT_SYM(uintptr_t, __MTK_MMAP_POINTER_POOL_END_UNALIGNED__, MTK_MMAP_POINTER_POOL_END_UNALIGNED); 16 IMPORT_SYM(uintptr_t, __RW_START__, RW_START); 17 IMPORT_SYM(uintptr_t, __DATA_START__, DATA_START); 18 19 #define MAP_MTK_SECTIONS MAP_REGION_FLAT(RW_START, \ 20 DATA_START - RW_START, \ 21 MT_MEMORY | MT_RO | MT_SECURE) 22 23 24 static void print_mmap(const mmap_region_t *regions) 25 { 26 while (regions->size != 0U) { 27 VERBOSE("Region: 0x%lx - 0x%lx has attributes 0x%x\n", 28 regions->base_va, 29 regions->base_va + regions->size, 30 regions->attr); 31 regions++; 32 } 33 } 34 35 void mtk_xlat_init(const mmap_region_t *bl_regions) 36 { 37 struct mtk_mmap_descriptor *iter; 38 const mmap_region_t *regions = bl_regions; 39 40 print_mmap(regions); 41 mmap_add(bl_regions); 42 if (MTK_MMAP_POINTER_POOL_START != MTK_MMAP_POINTER_POOL_END_UNALIGNED) { 43 for (iter = (struct mtk_mmap_descriptor *)MTK_MMAP_POINTER_POOL_START; 44 (char *)iter < (char *)MTK_MMAP_POINTER_POOL_END_UNALIGNED; 45 iter++) { 46 regions = iter->mmap_ptr; 47 INFO("mmap_name: %s\n", iter->mmap_name); 48 INFO("mmap_size: 0x%x\n", iter->mmap_size); 49 print_mmap(regions); 50 mmap_add(regions); 51 } 52 } 53 init_xlat_tables(); 54 enable_mmu_el3(0); 55 } 56