Tamas Ban | a426089 | 2023-06-07 13:35:04 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2024, Arm Limited. All rights reserved. |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | #include <stdint.h> |
| 8 | |
Tamas Ban | 0fbe862 | 2023-06-12 11:33:47 +0200 | [diff] [blame^] | 9 | #include <common/debug.h> |
Tamas Ban | a426089 | 2023-06-07 13:35:04 +0200 | [diff] [blame] | 10 | #include <drivers/arm/rss_comms.h> |
| 11 | #include <drivers/measured_boot/metadata.h> |
| 12 | #include <drivers/measured_boot/rss/dice_prot_env.h> |
| 13 | #include <plat/arm/common/plat_arm.h> |
| 14 | #include <plat/common/platform.h> |
| 15 | #include <platform_def.h> |
Tamas Ban | 0fbe862 | 2023-06-12 11:33:47 +0200 | [diff] [blame^] | 16 | #include <tools_share/tbbr_oid.h> |
Tamas Ban | a426089 | 2023-06-07 13:35:04 +0200 | [diff] [blame] | 17 | |
| 18 | /* |
| 19 | * The content and the values of this array depends on: |
| 20 | * - build config: Which components are loaded: SPMD, TOS, SPx, etc ? |
| 21 | * - boot order: the last element in a layer should be treated differently. |
| 22 | */ |
| 23 | |
| 24 | /* |
| 25 | * TODO: |
| 26 | * - The content of the array must be tailored according to the build |
| 27 | * config (TOS, SPMD, etc). All loaded components (executables and |
| 28 | * config blobs) must be present in this array. |
| 29 | * - Current content is according to the Trusty build config. |
| 30 | */ |
| 31 | struct dpe_metadata tc_dpe_metadata[] = { |
| 32 | { |
| 33 | .id = BL31_IMAGE_ID, |
| 34 | .signer_id_size = SIGNER_ID_MIN_SIZE, |
| 35 | .sw_type = MBOOT_BL31_IMAGE_STRING, |
| 36 | .allow_new_context_to_derive = false, |
| 37 | .retain_parent_context = true, |
| 38 | .create_certificate = false, |
| 39 | .pk_oid = BL31_IMAGE_KEY_OID }, |
| 40 | { |
| 41 | .id = BL32_IMAGE_ID, |
| 42 | .signer_id_size = SIGNER_ID_MIN_SIZE, |
| 43 | .sw_type = MBOOT_BL32_IMAGE_STRING, |
| 44 | .allow_new_context_to_derive = false, |
| 45 | .retain_parent_context = true, |
| 46 | .create_certificate = false, |
| 47 | .pk_oid = BL32_IMAGE_KEY_OID }, |
| 48 | { |
| 49 | .id = BL33_IMAGE_ID, |
| 50 | .signer_id_size = SIGNER_ID_MIN_SIZE, |
| 51 | .sw_type = MBOOT_BL33_IMAGE_STRING, |
| 52 | .allow_new_context_to_derive = true, |
| 53 | .retain_parent_context = true, |
| 54 | .create_certificate = false, |
| 55 | .pk_oid = BL33_IMAGE_KEY_OID }, |
| 56 | |
| 57 | { |
| 58 | .id = HW_CONFIG_ID, |
| 59 | .signer_id_size = SIGNER_ID_MIN_SIZE, |
| 60 | .sw_type = MBOOT_HW_CONFIG_STRING, |
| 61 | .allow_new_context_to_derive = false, |
| 62 | .retain_parent_context = true, |
| 63 | .create_certificate = false, |
| 64 | .pk_oid = HW_CONFIG_KEY_OID }, |
| 65 | { |
| 66 | .id = NT_FW_CONFIG_ID, |
| 67 | .signer_id_size = SIGNER_ID_MIN_SIZE, |
| 68 | .sw_type = MBOOT_NT_FW_CONFIG_STRING, |
| 69 | .allow_new_context_to_derive = false, |
| 70 | .retain_parent_context = true, |
| 71 | .create_certificate = false, |
| 72 | .pk_oid = NT_FW_CONFIG_KEY_OID }, |
| 73 | { |
| 74 | .id = SCP_BL2_IMAGE_ID, |
| 75 | .signer_id_size = SIGNER_ID_MIN_SIZE, |
| 76 | .sw_type = MBOOT_SCP_BL2_IMAGE_STRING, |
| 77 | .allow_new_context_to_derive = false, |
| 78 | .retain_parent_context = true, |
| 79 | .create_certificate = false, |
| 80 | .pk_oid = SCP_BL2_IMAGE_KEY_OID }, |
| 81 | { |
| 82 | .id = SOC_FW_CONFIG_ID, |
| 83 | .signer_id_size = SIGNER_ID_MIN_SIZE, |
| 84 | .sw_type = MBOOT_SOC_FW_CONFIG_STRING, |
| 85 | .allow_new_context_to_derive = false, |
| 86 | .retain_parent_context = true, |
| 87 | .create_certificate = false, |
| 88 | .pk_oid = SOC_FW_CONFIG_KEY_OID }, |
| 89 | { |
| 90 | .id = TOS_FW_CONFIG_ID, |
| 91 | .signer_id_size = SIGNER_ID_MIN_SIZE, |
| 92 | .sw_type = MBOOT_TOS_FW_CONFIG_STRING, |
| 93 | .allow_new_context_to_derive = false, |
| 94 | .retain_parent_context = true, |
| 95 | .create_certificate = false, |
| 96 | .pk_oid = TOS_FW_CONFIG_KEY_OID }, |
| 97 | #if defined(SPD_spmd) |
| 98 | { |
| 99 | .id = SP_PKG1_ID, |
| 100 | .signer_id_size = SIGNER_ID_MIN_SIZE, |
| 101 | .sw_type = MBOOT_SP1_STRING, |
| 102 | .allow_new_context_to_derive = false, |
| 103 | .retain_parent_context = true, |
| 104 | .create_certificate = true, /* With Trusty only one SP is loaded */ |
| 105 | .pk_oid = NULL }, |
| 106 | { |
| 107 | .id = SP_PKG2_ID, |
| 108 | .signer_id_size = SIGNER_ID_MIN_SIZE, |
| 109 | .sw_type = MBOOT_SP2_STRING, |
| 110 | .allow_new_context_to_derive = false, |
| 111 | .retain_parent_context = true, |
| 112 | .create_certificate = false, |
| 113 | .pk_oid = NULL }, |
| 114 | { |
| 115 | .id = SP_PKG3_ID, |
| 116 | .signer_id_size = SIGNER_ID_MIN_SIZE, |
| 117 | .sw_type = MBOOT_SP3_STRING, |
| 118 | .allow_new_context_to_derive = false, |
| 119 | .retain_parent_context = true, |
| 120 | .create_certificate = false, |
| 121 | .pk_oid = NULL }, |
| 122 | { |
| 123 | .id = SP_PKG4_ID, |
| 124 | .signer_id_size = SIGNER_ID_MIN_SIZE, |
| 125 | .sw_type = MBOOT_SP4_STRING, |
| 126 | .allow_new_context_to_derive = false, |
| 127 | .retain_parent_context = true, |
| 128 | .create_certificate = false, |
| 129 | .pk_oid = NULL }, |
| 130 | { |
| 131 | .id = SP_PKG5_ID, |
| 132 | .signer_id_size = SIGNER_ID_MIN_SIZE, |
| 133 | .sw_type = MBOOT_SP5_STRING, |
| 134 | .allow_new_context_to_derive = false, |
| 135 | .retain_parent_context = true, |
| 136 | .create_certificate = false, |
| 137 | .pk_oid = NULL }, |
| 138 | { |
| 139 | .id = SP_PKG6_ID, |
| 140 | .signer_id_size = SIGNER_ID_MIN_SIZE, |
| 141 | .sw_type = MBOOT_SP6_STRING, |
| 142 | .allow_new_context_to_derive = false, |
| 143 | .retain_parent_context = true, |
| 144 | .create_certificate = false, |
| 145 | .pk_oid = NULL }, |
| 146 | { |
| 147 | .id = SP_PKG7_ID, |
| 148 | .signer_id_size = SIGNER_ID_MIN_SIZE, |
| 149 | .sw_type = MBOOT_SP7_STRING, |
| 150 | .allow_new_context_to_derive = false, |
| 151 | .retain_parent_context = true, |
| 152 | .create_certificate = false, |
| 153 | .pk_oid = NULL }, |
| 154 | { |
| 155 | .id = SP_PKG8_ID, |
| 156 | .signer_id_size = SIGNER_ID_MIN_SIZE, |
| 157 | .sw_type = MBOOT_SP8_STRING, |
| 158 | .allow_new_context_to_derive = false, |
| 159 | .retain_parent_context = true, |
| 160 | .create_certificate = false, |
| 161 | .pk_oid = NULL }, |
| 162 | |
| 163 | #endif |
| 164 | { |
| 165 | .id = DPE_INVALID_ID } |
| 166 | }; |
| 167 | |
Tamas Ban | 0fbe862 | 2023-06-12 11:33:47 +0200 | [diff] [blame^] | 168 | /* Context handle is meant to be used by BL33. Sharing it via NT_FW_CONFIG */ |
| 169 | static int new_ctx_handle; |
| 170 | |
| 171 | void plat_dpe_share_context_handle(int *ctx_handle) |
| 172 | { |
| 173 | new_ctx_handle = *ctx_handle; |
| 174 | } |
| 175 | |
Tamas Ban | a426089 | 2023-06-07 13:35:04 +0200 | [diff] [blame] | 176 | void bl2_plat_mboot_init(void) |
| 177 | { |
| 178 | /* Initialize the communication channel between AP and RSS */ |
| 179 | (void)rss_comms_init(PLAT_RSS_AP_SND_MHU_BASE, |
| 180 | PLAT_RSS_AP_RCV_MHU_BASE); |
| 181 | |
| 182 | dpe_init(tc_dpe_metadata); |
| 183 | } |
| 184 | |
| 185 | void bl2_plat_mboot_finish(void) |
| 186 | { |
Tamas Ban | 0fbe862 | 2023-06-12 11:33:47 +0200 | [diff] [blame^] | 187 | int rc; |
| 188 | |
| 189 | VERBOSE("Share DPE context handle with BL33: 0x%x\n", new_ctx_handle); |
| 190 | rc = arm_set_nt_fw_info(&new_ctx_handle); |
| 191 | if (rc != 0) { |
| 192 | ERROR("Unable to set DPE context handle in NT_FW_CONFIG\n"); |
| 193 | /* |
| 194 | * It is a fatal error because on TC platform, BL33 software |
| 195 | * assumes that a valid DPE context_handle is passed through |
| 196 | * the DTB object by BL2. |
| 197 | */ |
| 198 | plat_panic_handler(); |
| 199 | } |
Tamas Ban | a426089 | 2023-06-07 13:35:04 +0200 | [diff] [blame] | 200 | } |