1*91f16700Schasinglulu /* 2*91f16700Schasinglulu * Copyright (c) 2021, ARM Limited. All rights reserved. 3*91f16700Schasinglulu * 4*91f16700Schasinglulu * SPDX-License-Identifier: BSD-3-Clause 5*91f16700Schasinglulu */ 6*91f16700Schasinglulu 7*91f16700Schasinglulu #include <assert.h> 8*91f16700Schasinglulu 9*91f16700Schasinglulu #include <common/bl_common.h> 10*91f16700Schasinglulu #include <common/desc_image_load.h> 11*91f16700Schasinglulu #include <lib/fconf/fconf.h> 12*91f16700Schasinglulu #include <lib/fconf/fconf_dyn_cfg_getter.h> 13*91f16700Schasinglulu 14*91f16700Schasinglulu #include <plat/arm/common/plat_arm.h> 15*91f16700Schasinglulu 16*91f16700Schasinglulu /******************************************************************************* 17*91f16700Schasinglulu * This function returns the list of executable images 18*91f16700Schasinglulu ******************************************************************************/ 19*91f16700Schasinglulu struct bl_params *plat_get_next_bl_params(void) 20*91f16700Schasinglulu { 21*91f16700Schasinglulu struct bl_params *arm_bl_params = arm_get_next_bl_params(); 22*91f16700Schasinglulu 23*91f16700Schasinglulu const struct dyn_cfg_dtb_info_t *fw_config_info; 24*91f16700Schasinglulu bl_mem_params_node_t *param_node; 25*91f16700Schasinglulu uintptr_t fw_config_base = 0U; 26*91f16700Schasinglulu entry_point_info_t *ep_info; 27*91f16700Schasinglulu 28*91f16700Schasinglulu /* Get BL31 image node */ 29*91f16700Schasinglulu param_node = get_bl_mem_params_node(BL31_IMAGE_ID); 30*91f16700Schasinglulu assert(param_node != NULL); 31*91f16700Schasinglulu 32*91f16700Schasinglulu /* Get fw_config load address */ 33*91f16700Schasinglulu fw_config_info = FCONF_GET_PROPERTY(dyn_cfg, dtb, FW_CONFIG_ID); 34*91f16700Schasinglulu assert(fw_config_info != NULL); 35*91f16700Schasinglulu 36*91f16700Schasinglulu fw_config_base = fw_config_info->config_addr; 37*91f16700Schasinglulu assert(fw_config_base != 0U); 38*91f16700Schasinglulu 39*91f16700Schasinglulu /* 40*91f16700Schasinglulu * Get the entry point info of BL31 image and override 41*91f16700Schasinglulu * arg1 of entry point info with fw_config base address 42*91f16700Schasinglulu */ 43*91f16700Schasinglulu ep_info = ¶m_node->ep_info; 44*91f16700Schasinglulu ep_info->args.arg1 = (uint32_t)fw_config_base; 45*91f16700Schasinglulu 46*91f16700Schasinglulu return arm_bl_params; 47*91f16700Schasinglulu } 48