Manish V Badarkhe | a74d963 | 2021-09-14 23:12:42 +0100 | [diff] [blame] | 1 | /* |
Manish V Badarkhe | c774ec8 | 2023-06-16 13:03:51 +0100 | [diff] [blame] | 2 | * Copyright (c) 2021-2023, Arm Limited. All rights reserved. |
Manish V Badarkhe | a74d963 | 2021-09-14 23:12:42 +0100 | [diff] [blame] | 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | #include <stdint.h> |
| 8 | |
| 9 | #include <drivers/measured_boot/event_log/event_log.h> |
Manish V Badarkhe | 4edf4bd | 2021-08-11 10:45:03 +0100 | [diff] [blame] | 10 | #include <plat/arm/common/plat_arm.h> |
Manish V Badarkhe | 95af6a0 | 2023-04-11 14:46:10 +0100 | [diff] [blame] | 11 | #include <tools_share/zero_oid.h> |
Manish V Badarkhe | a74d963 | 2021-09-14 23:12:42 +0100 | [diff] [blame] | 12 | |
| 13 | /* Event Log data */ |
| 14 | static uint8_t event_log[PLAT_ARM_EVENT_LOG_MAX_SIZE]; |
| 15 | |
| 16 | /* FVP table with platform specific image IDs, names and PCRs */ |
| 17 | const event_log_metadata_t fvp_event_log_metadata[] = { |
Manish V Badarkhe | 72e0369 | 2021-09-08 20:04:24 +0100 | [diff] [blame] | 18 | { FW_CONFIG_ID, EVLOG_FW_CONFIG_STRING, PCR_0 }, |
| 19 | { TB_FW_CONFIG_ID, EVLOG_TB_FW_CONFIG_STRING, PCR_0 }, |
| 20 | { BL2_IMAGE_ID, EVLOG_BL2_STRING, PCR_0 }, |
Manish V Badarkhe | 67009c3 | 2021-10-31 14:47:49 +0000 | [diff] [blame] | 21 | |
| 22 | { EVLOG_INVALID_ID, NULL, (unsigned int)(-1) } /* Terminator */ |
Manish V Badarkhe | a74d963 | 2021-09-14 23:12:42 +0100 | [diff] [blame] | 23 | }; |
| 24 | |
| 25 | void bl1_plat_mboot_init(void) |
| 26 | { |
Manish V Badarkhe | 4edf4bd | 2021-08-11 10:45:03 +0100 | [diff] [blame] | 27 | event_log_init(event_log, event_log + sizeof(event_log)); |
| 28 | event_log_write_header(); |
Manish V Badarkhe | a74d963 | 2021-09-14 23:12:42 +0100 | [diff] [blame] | 29 | } |
| 30 | |
| 31 | void bl1_plat_mboot_finish(void) |
| 32 | { |
Manish V Badarkhe | 4edf4bd | 2021-08-11 10:45:03 +0100 | [diff] [blame] | 33 | size_t event_log_cur_size; |
| 34 | |
| 35 | event_log_cur_size = event_log_get_cur_size(event_log); |
| 36 | int rc = arm_set_tb_fw_info((uintptr_t)event_log, |
Manish V Badarkhe | 6e6df44 | 2023-03-20 14:58:06 +0000 | [diff] [blame] | 37 | event_log_cur_size, |
| 38 | PLAT_ARM_EVENT_LOG_MAX_SIZE); |
Manish V Badarkhe | 4edf4bd | 2021-08-11 10:45:03 +0100 | [diff] [blame] | 39 | if (rc != 0) { |
| 40 | /* |
| 41 | * It is a fatal error because on FVP platform, BL2 software |
| 42 | * assumes that a valid Event Log buffer exist and it will use |
| 43 | * same Event Log buffer to append image measurements. |
| 44 | */ |
| 45 | panic(); |
| 46 | } |
Manish V Badarkhe | a74d963 | 2021-09-14 23:12:42 +0100 | [diff] [blame] | 47 | } |