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arm-trusted-firmware / include / common / desc_image_load.h
@Yatharth Kochar Yatharth Kochar on 20 Sep 2016 2 KB Add new version of image loading.
/*
 * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 *
 * Neither the name of ARM nor the names of its contributors may be used
 * to endorse or promote products derived from this software without specific
 * prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
#ifndef __DESC_IMAGE_LOAD_H__
#define __DESC_IMAGE_LOAD_H__

#include <bl_common.h>

#if LOAD_IMAGE_V2
/* Following structure is used to store BL ep/image info. */
typedef struct bl_mem_params_node {
	unsigned int image_id;
	image_info_t image_info;
	entry_point_info_t ep_info;
	unsigned int next_handoff_image_id;
	bl_load_info_node_t load_node_mem;
	bl_params_node_t params_node_mem;
} bl_mem_params_node_t;

/*
 * Macro to register list of BL image descriptors,
 * defined as an array of bl_mem_params_node_t.
 */
#define REGISTER_BL_IMAGE_DESCS(_img_desc)				\
	bl_mem_params_node_t *bl_mem_params_desc_ptr = &_img_desc[0];	\
	unsigned int bl_mem_params_desc_num = ARRAY_SIZE(_img_desc);

/* BL image loading utility functions */
void flush_bl_params_desc(void);
int get_bl_params_node_index(unsigned int image_id);
bl_mem_params_node_t *get_bl_mem_params_node(unsigned int image_id);
bl_load_info_t *get_bl_load_info_from_mem_params_desc(void);
bl_params_t *get_next_bl_params_from_mem_params_desc(void);


#endif /* LOAD_IMAGE_V2 */
#endif /* __DESC_IMAGE_LOAD_H__ */