| /* |
| * Copyright (c) 2021-2023, Arm Limited. All rights reserved. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| #include <stdint.h> |
| |
| #include <drivers/measured_boot/event_log/event_log.h> |
| #include <drivers/measured_boot/rss/rss_measured_boot.h> |
| #include <plat/arm/common/plat_arm.h> |
| #include <tools_share/zero_oid.h> |
| |
| /* Event Log data */ |
| static uint8_t event_log[PLAT_ARM_EVENT_LOG_MAX_SIZE]; |
| |
| /* FVP table with platform specific image IDs, names and PCRs */ |
| const event_log_metadata_t fvp_event_log_metadata[] = { |
| { FW_CONFIG_ID, EVLOG_FW_CONFIG_STRING, PCR_0 }, |
| { TB_FW_CONFIG_ID, EVLOG_TB_FW_CONFIG_STRING, PCR_0 }, |
| { BL2_IMAGE_ID, EVLOG_BL2_STRING, PCR_0 }, |
| |
| { EVLOG_INVALID_ID, NULL, (unsigned int)(-1) } /* Terminator */ |
| }; |
| |
| /* FVP table with platform specific image IDs and metadata. Intentionally not a |
| * const struct, some members might set by bootloaders during trusted boot. |
| */ |
| struct rss_mboot_metadata fvp_rss_mboot_metadata[] = { |
| { |
| .id = FW_CONFIG_ID, |
| .slot = U(6), |
| .signer_id_size = SIGNER_ID_MIN_SIZE, |
| .sw_type = RSS_MBOOT_FW_CONFIG_STRING, |
| .pk_oid = ZERO_OID, |
| .lock_measurement = true }, |
| { |
| .id = TB_FW_CONFIG_ID, |
| .slot = U(7), |
| .signer_id_size = SIGNER_ID_MIN_SIZE, |
| .sw_type = RSS_MBOOT_TB_FW_CONFIG_STRING, |
| .pk_oid = ZERO_OID, |
| .lock_measurement = true }, |
| { |
| .id = BL2_IMAGE_ID, |
| .slot = U(8), |
| .signer_id_size = SIGNER_ID_MIN_SIZE, |
| .sw_type = RSS_MBOOT_BL2_STRING, |
| .pk_oid = ZERO_OID, |
| .lock_measurement = true }, |
| |
| { |
| .id = RSS_MBOOT_INVALID_ID } |
| }; |
| |
| void bl1_plat_mboot_init(void) |
| { |
| event_log_init(event_log, event_log + sizeof(event_log)); |
| event_log_write_header(); |
| |
| rss_measured_boot_init(fvp_rss_mboot_metadata); |
| } |
| |
| void bl1_plat_mboot_finish(void) |
| { |
| size_t event_log_cur_size; |
| |
| event_log_cur_size = event_log_get_cur_size(event_log); |
| int rc = arm_set_tb_fw_info((uintptr_t)event_log, |
| event_log_cur_size, |
| PLAT_ARM_EVENT_LOG_MAX_SIZE); |
| if (rc != 0) { |
| /* |
| * It is a fatal error because on FVP platform, BL2 software |
| * assumes that a valid Event Log buffer exist and it will use |
| * same Event Log buffer to append image measurements. |
| */ |
| panic(); |
| } |
| } |