1 /*
2  * Copyright (c) 2016-2020, ARM Limited and Contributors. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 #include <platform_def.h>
8 
9 #include <common/bl_common.h>
10 #include <common/desc_image_load.h>
11 
12 /*******************************************************************************
13  * Following descriptor provides BL image/ep information that gets used
14  * by BL2 to load the images and also subset of this information is
15  * passed to next BL image. The image loading sequence is managed by
16  * populating the images in required loading order. The image execution
17  * sequence is managed by populating the `next_handoff_image_id` with
18  * the next executable image id.
19  ******************************************************************************/
20 static bl_mem_params_node_t bl2_mem_params_descs[] = {
21 #ifdef SCP_BL2_BASE
22 	/* Fill SCP_BL2 related information if it exists */
23     {
24 	    .image_id = SCP_BL2_IMAGE_ID,
25 
26 	    SET_STATIC_PARAM_HEAD(ep_info, PARAM_IMAGE_BINARY,
27 		    VERSION_2, entry_point_info_t, SECURE | NON_EXECUTABLE),
28 
29 	    SET_STATIC_PARAM_HEAD(image_info, PARAM_IMAGE_BINARY,
30 		    VERSION_2, image_info_t, 0),
31 	    .image_info.image_base = SCP_BL2_BASE,
32 	    .image_info.image_max_size = PLAT_CSS_MAX_SCP_BL2_SIZE,
33 
34 	    .next_handoff_image_id = INVALID_IMAGE_ID,
35     },
36 #endif /* SCP_BL2_BASE */
37 
38 	/* Fill BL32 related information */
39     {
40 	    .image_id = BL32_IMAGE_ID,
41 
42 	    SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP,
43 		    VERSION_2, entry_point_info_t,
44 		    SECURE | EXECUTABLE | EP_FIRST_EXE),
45 	    .ep_info.pc = BL32_BASE,
46 	    .ep_info.spsr = SPSR_MODE32(MODE32_mon, SPSR_T_ARM,
47 		    SPSR_E_LITTLE, DISABLE_ALL_EXCEPTIONS),
48 
49 	    SET_STATIC_PARAM_HEAD(image_info, PARAM_EP,
50 		    VERSION_2, image_info_t, IMAGE_ATTRIB_PLAT_SETUP),
51 	    .image_info.image_base = BL32_BASE,
52 	    .image_info.image_max_size = BL32_LIMIT - BL32_BASE,
53 
54 	    .next_handoff_image_id = BL33_IMAGE_ID,
55     },
56 	/* Fill HW_CONFIG related information if it exists */
57     {
58 	    .image_id = HW_CONFIG_ID,
59 	    SET_STATIC_PARAM_HEAD(ep_info, PARAM_IMAGE_BINARY,
60 		    VERSION_2, entry_point_info_t, NON_SECURE | NON_EXECUTABLE),
61 	    SET_STATIC_PARAM_HEAD(image_info, PARAM_IMAGE_BINARY,
62 		    VERSION_2, image_info_t, IMAGE_ATTRIB_SKIP_LOADING),
63 	    .next_handoff_image_id = INVALID_IMAGE_ID,
64     },
65 	/* Fill BL33 related information */
66     {
67 	    .image_id = BL33_IMAGE_ID,
68 
69 	    SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP,
70 		    VERSION_2, entry_point_info_t, NON_SECURE | EXECUTABLE),
71 #ifdef PRELOADED_BL33_BASE
72 	    .ep_info.pc = PRELOADED_BL33_BASE,
73 
74 	    SET_STATIC_PARAM_HEAD(image_info, PARAM_EP,
75 		    VERSION_2, image_info_t, IMAGE_ATTRIB_SKIP_LOADING),
76 #else
77 	    .ep_info.pc = PLAT_ARM_NS_IMAGE_BASE,
78 
79 	    SET_STATIC_PARAM_HEAD(image_info, PARAM_EP,
80 		    VERSION_2, image_info_t, 0),
81 	    .image_info.image_base = PLAT_ARM_NS_IMAGE_BASE,
82 	    .image_info.image_max_size = ARM_DRAM1_BASE + ARM_DRAM1_SIZE
83 		    - PLAT_ARM_NS_IMAGE_BASE,
84 #endif /* PRELOADED_BL33_BASE */
85 
86 	    .next_handoff_image_id = INVALID_IMAGE_ID,
87     }
88 };
89 
90 REGISTER_BL_IMAGE_DESCS(bl2_mem_params_descs)
91