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48 lines
1.7 KiB
48 lines
1.7 KiB
/*
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* Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef DESC_IMAGE_LOAD_H
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#define DESC_IMAGE_LOAD_H
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#include <common/bl_common.h>
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/* Following structure is used to store BL ep/image info. */
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typedef struct bl_mem_params_node {
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unsigned int image_id;
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image_info_t image_info;
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entry_point_info_t ep_info;
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unsigned int next_handoff_image_id;
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bl_load_info_node_t load_node_mem;
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bl_params_node_t params_node_mem;
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} bl_mem_params_node_t;
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extern bl_mem_params_node_t *bl_mem_params_desc_ptr;
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extern unsigned int bl_mem_params_desc_num;
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/*
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* Macro to register list of BL image descriptors,
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* defined as an array of bl_mem_params_node_t.
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*/
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#define REGISTER_BL_IMAGE_DESCS(_img_desc) \
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bl_mem_params_node_t *bl_mem_params_desc_ptr = &_img_desc[0]; \
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unsigned int bl_mem_params_desc_num = ARRAY_SIZE(_img_desc);
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/* BL image loading utility functions */
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void flush_bl_params_desc(void);
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void flush_bl_params_desc_args(bl_mem_params_node_t *mem_params_desc_ptr,
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unsigned int mem_params_desc_num,
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bl_params_t *next_bl_params_ptr);
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int get_bl_params_node_index(unsigned int image_id);
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bl_mem_params_node_t *get_bl_mem_params_node(unsigned int image_id);
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bl_load_info_t *get_bl_load_info_from_mem_params_desc(void);
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bl_params_t *get_next_bl_params_from_mem_params_desc(void);
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void populate_next_bl_params_config(bl_params_t *bl2_to_next_bl_params);
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/* Helper to extract BL32/BL33 entry point info from arg0 passed to BL31. */
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void bl31_params_parse_helper(u_register_t param,
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entry_point_info_t *bl32_ep_info_out,
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entry_point_info_t *bl33_ep_info_out);
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#endif /* DESC_IMAGE_LOAD_H */
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