1/* 2 * Copyright (c) 2013-2017, ARM Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7#include <arch.h> 8#include <el3_common_macros.S> 9 10 .globl bl1_entrypoint 11 12 13 /* ----------------------------------------------------- 14 * bl1_entrypoint() is the entry point into the trusted 15 * firmware code when a cpu is released from warm or 16 * cold reset. 17 * ----------------------------------------------------- 18 */ 19 20func bl1_entrypoint 21 /* --------------------------------------------------------------------- 22 * If the reset address is programmable then bl1_entrypoint() is 23 * executed only on the cold boot path. Therefore, we can skip the warm 24 * boot mailbox mechanism. 25 * --------------------------------------------------------------------- 26 */ 27 el3_entrypoint_common \ 28 _init_sctlr=1 \ 29 _warm_boot_mailbox=!PROGRAMMABLE_RESET_ADDRESS \ 30 _secondary_cold_boot=!COLD_BOOT_SINGLE_CPU \ 31 _init_memory=1 \ 32 _init_c_runtime=1 \ 33 _exception_vectors=bl1_exceptions 34 35 /* --------------------------------------------- 36 * Architectural init. can be generic e.g. 37 * enabling stack alignment and platform spec- 38 * ific e.g. MMU & page table setup as per the 39 * platform memory map. Perform the latter here 40 * and the former in bl1_main. 41 * --------------------------------------------- 42 */ 43 bl bl1_early_platform_setup 44 bl bl1_plat_arch_setup 45 46 /* -------------------------------------------------- 47 * Initialize platform and jump to our c-entry point 48 * for this type of reset. 49 * -------------------------------------------------- 50 */ 51 bl bl1_main 52 53 /* -------------------------------------------------- 54 * Do the transition to next boot image. 55 * -------------------------------------------------- 56 */ 57 b el3_exit 58endfunc bl1_entrypoint 59