172600226SYatharth Kochar /* 2*d9af1f7bSJulius Werner * Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved. 372600226SYatharth Kochar * 482cb2c1aSdp-arm * SPDX-License-Identifier: BSD-3-Clause 572600226SYatharth Kochar */ 6c3cf06f1SAntonio Nino Diaz #ifndef DESC_IMAGE_LOAD_H 7c3cf06f1SAntonio Nino Diaz #define DESC_IMAGE_LOAD_H 872600226SYatharth Kochar 909d40e0eSAntonio Nino Diaz #include <common/bl_common.h> 1072600226SYatharth Kochar 1172600226SYatharth Kochar /* Following structure is used to store BL ep/image info. */ 1272600226SYatharth Kochar typedef struct bl_mem_params_node { 1372600226SYatharth Kochar unsigned int image_id; 1472600226SYatharth Kochar image_info_t image_info; 1572600226SYatharth Kochar entry_point_info_t ep_info; 1672600226SYatharth Kochar unsigned int next_handoff_image_id; 1772600226SYatharth Kochar bl_load_info_node_t load_node_mem; 1872600226SYatharth Kochar bl_params_node_t params_node_mem; 1972600226SYatharth Kochar } bl_mem_params_node_t; 2072600226SYatharth Kochar 211af540efSRoberto Vargas extern bl_mem_params_node_t *bl_mem_params_desc_ptr; 221af540efSRoberto Vargas extern unsigned int bl_mem_params_desc_num; 231af540efSRoberto Vargas 2472600226SYatharth Kochar /* 2572600226SYatharth Kochar * Macro to register list of BL image descriptors, 2672600226SYatharth Kochar * defined as an array of bl_mem_params_node_t. 2772600226SYatharth Kochar */ 2872600226SYatharth Kochar #define REGISTER_BL_IMAGE_DESCS(_img_desc) \ 2972600226SYatharth Kochar bl_mem_params_node_t *bl_mem_params_desc_ptr = &_img_desc[0]; \ 3072600226SYatharth Kochar unsigned int bl_mem_params_desc_num = ARRAY_SIZE(_img_desc); 3172600226SYatharth Kochar 3272600226SYatharth Kochar /* BL image loading utility functions */ 3372600226SYatharth Kochar void flush_bl_params_desc(void); 345b8d50e4SSathees Balya void flush_bl_params_desc_args(bl_mem_params_node_t *mem_params_desc_ptr, 355b8d50e4SSathees Balya unsigned int mem_params_desc_num, 365b8d50e4SSathees Balya bl_params_t *next_bl_params_ptr); 3772600226SYatharth Kochar int get_bl_params_node_index(unsigned int image_id); 3872600226SYatharth Kochar bl_mem_params_node_t *get_bl_mem_params_node(unsigned int image_id); 3972600226SYatharth Kochar bl_load_info_t *get_bl_load_info_from_mem_params_desc(void); 4072600226SYatharth Kochar bl_params_t *get_next_bl_params_from_mem_params_desc(void); 41cab0b5b0SSoby Mathew void populate_next_bl_params_config(bl_params_t *bl2_to_next_bl_params); 4272600226SYatharth Kochar 43*d9af1f7bSJulius Werner /* Helper to extract BL32/BL33 entry point info from arg0 passed to BL31. */ 44*d9af1f7bSJulius Werner void bl31_params_parse_helper(u_register_t param, 45*d9af1f7bSJulius Werner entry_point_info_t *bl32_ep_info_out, 46*d9af1f7bSJulius Werner entry_point_info_t *bl33_ep_info_out); 47*d9af1f7bSJulius Werner 48c3cf06f1SAntonio Nino Diaz #endif /* DESC_IMAGE_LOAD_H */ 49