developer | 6d8e8f8 | 2022-06-20 10:25:35 +0800 | [diff] [blame^] | 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 | } |