2  * Copyright (c) 2016-2023, Arm Limited and Contributors. All rights reserved.
4  * SPDX-License-Identifier: BSD-3-Clause
33 		for (j = 0; j < EFI_NAMELEN - len - 1; j++) {  in dump_entries()
36 		name[EFI_NAMELEN - 1] = '\0';  in dump_entries()
37 		VERBOSE("%d: %s %" PRIx64 "-%" PRIx64 "\n", i + 1, name, list.list[i].start,  in dump_entries()
38 			list.list[i].start + list.list[i].length - 4);  in dump_entries()
70 	if ((mbr_sector[LEGACY_PARTITION_BLOCK_SIZE - 2] != MBR_SIGNATURE_FIRST) ||  in load_mbr_header()
71 	    (mbr_sector[LEGACY_PARTITION_BLOCK_SIZE - 1] != MBR_SIGNATURE_SECOND)) {  in load_mbr_header()
73 		return -ENOENT;  in load_mbr_header()
78 	if (tmp->first_lba != 1) {  in load_mbr_header()
80 		return -EINVAL;  in load_mbr_header()
83 	if ((tmp->sector_nums == 0) || (tmp->sector_nums == UINT32_MAX)) {  in load_mbr_header()
85 		return -EINVAL;  in load_mbr_header()
106 		VERBOSE("Failed to seek into the GPT image at offset (%zu)\n",  in load_gpt_header()
121 		return -EINVAL;  in load_gpt_header()
127 	 * 32-bit CRC for HeaderSize bytes.  in load_gpt_header()
136 		return -EINVAL;  in load_gpt_header()
152  * Load a single MBR entry based on details from MBR header.
176 	if ((mbr_sector[LEGACY_PARTITION_BLOCK_SIZE - 2] != MBR_SIGNATURE_FIRST) ||  in load_mbr_entry()
177 	    (mbr_sector[LEGACY_PARTITION_BLOCK_SIZE - 1] != MBR_SIGNATURE_SECOND)) {  in load_mbr_entry()
179 		return -ENOENT;  in load_mbr_entry()
190  * Load MBR entries based on max number of partition entries.
224 		return -EINVAL;  in load_gpt_entry()
263 		return -EINVAL;  in load_partition_gpt()
276  * Try retrieving and parsing the backup-GPT header and backup GPT entries.
277  * Last 33 blocks contains the backup-GPT entries and header.
290 		VERBOSE("Failed to obtain reference to image id=%u (%i)\n",  in load_backup_gpt()
298 	 * try mapping only last 33 last blocks from the image to read the  in load_backup_gpt()
299 	 * Backup-GPT header and its entries.  in load_backup_gpt()
302 	/* Move the offset base to LBA-33 */  in load_backup_gpt()
303 	block_spec->offset += LBA(sector_nums - part_num_entries);  in load_backup_gpt()
305 	 * Set length as LBA-33, 32 blocks of backup-GPT entries and one  in load_backup_gpt()
306 	 * block of backup-GPT header.  in load_backup_gpt()
308 	block_spec->length = LBA(part_num_entries + 1);  in load_backup_gpt()
312 		VERBOSE("Failed to access image id (%i)\n", result);  in load_backup_gpt()
316 	INFO("Trying to retrieve back-up GPT header\n");  in load_backup_gpt()
317 	/* Last block is backup-GPT header, after the end of GPT entries */  in load_backup_gpt()
327 	 * Note we mapped last 33 blocks(LBA-33), first block here starts with  in load_backup_gpt()
353 			"trying to retrieve back-up GPT header\n");  in load_primary_gpt()
361  * Load the partition table info based on the image id provided.
371 		VERBOSE("Failed to obtain reference to image id=%u (%i)\n",  in load_partition_table()
378 		VERBOSE("Failed to access image id=%u (%i)\n", image_id, result);  in load_partition_table()
384 		VERBOSE("Failed to access image id=%u (%i)\n", image_id, result);  in load_partition_table()
404  * Try retrieving a partition table entry based on the name of the partition.
419  * Try retrieving a partition table entry based on the GUID.
435  * Try retrieving a partition table entry based on the UUID.
459  * Try loading partition table info for the given image ID.
467 		ERROR("Failed to parse partition with image id = %u\n",  in partition_init()
473  * Load a GPT based image.