1 /* 2 * Copyright (c) 2022-2023, Arm Limited. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #include <stdint.h> 8 9 #include <drivers/arm/rss_comms.h> 10 #include <drivers/measured_boot/rss/rss_measured_boot.h> 11 #include <lib/psa/measured_boot.h> 12 #include <tools_share/zero_oid.h> 13 14 #include <plat/arm/common/plat_arm.h> 15 #include <platform_def.h> 16 17 /* Table with platform specific image IDs and metadata. Intentionally not a 18 * const struct, some members might set by bootloaders during trusted boot. 19 */ 20 struct rss_mboot_metadata tc_rss_mboot_metadata[] = { 21 { 22 .id = FW_CONFIG_ID, 23 .slot = U(6), 24 .signer_id_size = SIGNER_ID_MIN_SIZE, 25 .sw_type = RSS_MBOOT_FW_CONFIG_STRING, 26 .pk_oid = ZERO_OID, 27 .lock_measurement = true }, 28 { 29 .id = TB_FW_CONFIG_ID, 30 .slot = U(7), 31 .signer_id_size = SIGNER_ID_MIN_SIZE, 32 .sw_type = RSS_MBOOT_TB_FW_CONFIG_STRING, 33 .pk_oid = ZERO_OID, 34 .lock_measurement = true }, 35 { 36 .id = BL2_IMAGE_ID, 37 .slot = U(8), 38 .signer_id_size = SIGNER_ID_MIN_SIZE, 39 .sw_type = RSS_MBOOT_BL2_STRING, 40 .pk_oid = ZERO_OID, 41 .lock_measurement = true }, 42 43 { 44 .id = RSS_MBOOT_INVALID_ID } 45 }; 46 47 void bl1_plat_mboot_init(void) 48 { 49 /* Initialize the communication channel between AP and RSS */ 50 (void)rss_comms_init(PLAT_RSS_AP_SND_MHU_BASE, 51 PLAT_RSS_AP_RCV_MHU_BASE); 52 53 rss_measured_boot_init(tc_rss_mboot_metadata); 54 } 55 56 void bl1_plat_mboot_finish(void) 57 { 58 /* Nothing to do. */ 59 } 60