1 /* 2 * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * 7 * Redistributions of source code must retain the above copyright notice, this 8 * list of conditions and the following disclaimer. 9 * 10 * Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 14 * Neither the name of ARM nor the names of its contributors may be used 15 * to endorse or promote products derived from this software without specific 16 * prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #include <bl_common.h> 32 #include <desc_image_load.h> 33 #include <platform.h> 34 #include <platform_def.h> 35 36 37 /******************************************************************************* 38 * Following descriptor provides BL image/ep information that gets used 39 * by BL2 to load the images and also subset of this information is 40 * passed to next BL image. The image loading sequence is managed by 41 * populating the images in required loading order. The image execution 42 * sequence is managed by populating the `next_handoff_image_id` with 43 * the next executable image id. 44 ******************************************************************************/ 45 static bl_mem_params_node_t bl2_mem_params_descs[] = { 46 #ifdef SCP_BL2_BASE 47 /* Fill SCP_BL2 related information if it exists */ 48 { 49 .image_id = SCP_BL2_IMAGE_ID, 50 51 SET_STATIC_PARAM_HEAD(ep_info, PARAM_IMAGE_BINARY, 52 VERSION_2, entry_point_info_t, SECURE | NON_EXECUTABLE), 53 54 SET_STATIC_PARAM_HEAD(image_info, PARAM_IMAGE_BINARY, 55 VERSION_2, image_info_t, 0), 56 .image_info.image_base = SCP_BL2_BASE, 57 .image_info.image_max_size = PLAT_CSS_MAX_SCP_BL2_SIZE, 58 59 .next_handoff_image_id = INVALID_IMAGE_ID, 60 }, 61 #endif /* SCP_BL2_BASE */ 62 63 /* Fill BL32 related information */ 64 { 65 .image_id = BL32_IMAGE_ID, 66 67 SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, 68 VERSION_2, entry_point_info_t, 69 SECURE | EXECUTABLE | EP_FIRST_EXE), 70 .ep_info.pc = BL32_BASE, 71 .ep_info.spsr = SPSR_MODE32(MODE32_mon, SPSR_T_ARM, 72 SPSR_E_LITTLE, DISABLE_ALL_EXCEPTIONS), 73 74 SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, 75 VERSION_2, image_info_t, IMAGE_ATTRIB_PLAT_SETUP), 76 .image_info.image_base = BL32_BASE, 77 .image_info.image_max_size = BL32_LIMIT - BL32_BASE, 78 79 .next_handoff_image_id = BL33_IMAGE_ID, 80 }, 81 82 /* Fill BL33 related information */ 83 { 84 .image_id = BL33_IMAGE_ID, 85 86 SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, 87 VERSION_2, entry_point_info_t, NON_SECURE | EXECUTABLE), 88 #ifdef PRELOADED_BL33_BASE 89 .ep_info.pc = PRELOADED_BL33_BASE, 90 91 SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, 92 VERSION_2, image_info_t, IMAGE_ATTRIB_SKIP_LOADING), 93 #else 94 .ep_info.pc = PLAT_ARM_NS_IMAGE_OFFSET, 95 96 SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, 97 VERSION_2, image_info_t, 0), 98 .image_info.image_base = PLAT_ARM_NS_IMAGE_OFFSET, 99 .image_info.image_max_size = ARM_DRAM1_SIZE, 100 #endif /* PRELOADED_BL33_BASE */ 101 102 .next_handoff_image_id = INVALID_IMAGE_ID, 103 } 104 }; 105 106 REGISTER_BL_IMAGE_DESCS(bl2_mem_params_descs) 107