1 /* 2 * Copyright (c) 2017-2020, ARM Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #include <assert.h> 8 9 #include <platform_def.h> 10 11 #include <arch.h> 12 #include <common/desc_image_load.h> 13 14 #include "uniphier.h" 15 16 #define UNIPHIER_BL33_OFFSET 0x04000000UL 17 #define UNIPHIER_BL33_MAX_SIZE 0x00100000UL 18 19 #define UNIPHIER_SCP_OFFSET 0x04100000UL 20 #define UNIPHIER_SCP_MAX_SIZE 0x00020000UL 21 22 static struct bl_mem_params_node uniphier_image_descs[] = { 23 { 24 .image_id = SCP_BL2_IMAGE_ID, 25 26 SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, 27 VERSION_2, image_info_t, 0), 28 .image_info.image_base = UNIPHIER_SCP_OFFSET, 29 .image_info.image_max_size = UNIPHIER_SCP_MAX_SIZE, 30 31 SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, 32 VERSION_2, entry_point_info_t, 33 NON_SECURE | NON_EXECUTABLE), 34 35 .next_handoff_image_id = INVALID_IMAGE_ID, 36 }, 37 { 38 .image_id = BL31_IMAGE_ID, 39 40 SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, 41 VERSION_2, image_info_t, 0), 42 .image_info.image_base = UNIPHIER_BL31_OFFSET, 43 .image_info.image_max_size = UNIPHIER_BL31_MAX_SIZE, 44 45 SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, 46 VERSION_2, entry_point_info_t, 47 SECURE | EXECUTABLE | EP_FIRST_EXE), 48 .ep_info.pc = UNIPHIER_BL31_OFFSET, 49 .ep_info.spsr = SPSR_64(MODE_EL3, MODE_SP_ELX, 50 DISABLE_ALL_EXCEPTIONS), 51 52 #ifdef UNIPHIER_LOAD_BL32 53 .next_handoff_image_id = BL32_IMAGE_ID, 54 #else 55 .next_handoff_image_id = BL33_IMAGE_ID, 56 #endif 57 }, 58 #ifdef UNIPHIER_LOAD_BL32 59 { 60 .image_id = BL32_IMAGE_ID, 61 62 SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, 63 VERSION_2, image_info_t, 0), 64 .image_info.image_base = UNIPHIER_BL32_OFFSET, 65 .image_info.image_max_size = UNIPHIER_BL32_MAX_SIZE, 66 67 SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, 68 VERSION_2, entry_point_info_t, 69 SECURE | EXECUTABLE), 70 .ep_info.pc = UNIPHIER_BL32_OFFSET, 71 .ep_info.spsr = SPSR_64(MODE_EL3, MODE_SP_ELX, 72 DISABLE_ALL_EXCEPTIONS), 73 74 .next_handoff_image_id = BL33_IMAGE_ID, 75 }, 76 #endif 77 { 78 .image_id = BL33_IMAGE_ID, 79 80 SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, 81 VERSION_2, image_info_t, 0), 82 .image_info.image_base = UNIPHIER_BL33_OFFSET, 83 .image_info.image_max_size = UNIPHIER_BL33_MAX_SIZE, 84 85 SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, 86 VERSION_2, entry_point_info_t, 87 NON_SECURE | EXECUTABLE), 88 .ep_info.pc = UNIPHIER_BL33_OFFSET, 89 .ep_info.spsr = SPSR_64(MODE_EL2, MODE_SP_ELX, 90 DISABLE_ALL_EXCEPTIONS), 91 92 .next_handoff_image_id = INVALID_IMAGE_ID, 93 }, 94 }; 95 REGISTER_BL_IMAGE_DESCS(uniphier_image_descs) 96 97 /* 98 * image_info.image_base and ep_info.pc are the offset from the memory base. 99 * When ENABLE_PIE is set, we never know the real memory base at link-time. 100 * Fix-up the addresses by adding the run-time detected base. 101 */ 102 void uniphier_init_image_descs(uintptr_t mem_base) 103 { 104 int i; 105 106 for (i = 0; i < ARRAY_SIZE(uniphier_image_descs); i++) { 107 uniphier_image_descs[i].image_info.image_base += mem_base; 108 uniphier_image_descs[i].ep_info.pc += mem_base; 109 } 110 } 111 112 struct image_info *uniphier_get_image_info(unsigned int image_id) 113 { 114 struct bl_mem_params_node *desc; 115 116 desc = get_bl_mem_params_node(image_id); 117 assert(desc); 118 return &desc->image_info; 119 } 120