1 /* 2 * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #ifndef PLAT_STARTUP_H 8 #define PLAT_STARTUP_H 9 10 /* For FSBL handover */ 11 enum fsbl_handoff { 12 FSBL_HANDOFF_SUCCESS = 0, 13 FSBL_HANDOFF_NO_STRUCT, 14 FSBL_HANDOFF_INVAL_STRUCT, 15 FSBL_HANDOFF_TOO_MANY_PARTS 16 }; 17 18 #define FSBL_MAX_PARTITIONS 8U 19 20 /* Structure corresponding to each partition entry */ 21 struct xfsbl_partition { 22 uint64_t entry_point; 23 uint64_t flags; 24 }; 25 26 /* Structure for handoff parameters to ARM Trusted Firmware (ATF) */ 27 struct xfsbl_atf_handoff_params { 28 uint8_t magic[4]; 29 uint32_t num_entries; 30 struct xfsbl_partition partition[FSBL_MAX_PARTITIONS]; 31 }; 32 33 #define ATF_HANDOFF_PARAMS_MAX_SIZE sizeof(struct xfsbl_atf_handoff_params) 34 35 enum fsbl_handoff fsbl_atf_handover(entry_point_info_t *bl32, 36 entry_point_info_t *bl33, 37 uint64_t atf_handoff_addr); 38 39 #endif /* PLAT_STARTUP_H */ 40