79 lines
1.6 KiB
C
79 lines
1.6 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2014-2015, Bin Meng <bmeng.cn@gmail.com>
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*/
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#include <common.h>
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#include <command.h>
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#include <efi.h>
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#include <uuid.h>
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#include <asm/hob.h>
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DECLARE_GLOBAL_DATA_PTR;
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static char *hob_type[] = {
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"reserved",
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"Hand-off",
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"Mem Alloc",
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"Res Desc",
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"GUID Ext",
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"FV",
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"CPU",
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"Mem Pool",
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"reserved",
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"FV2",
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"Load PEIM",
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"Capsule",
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};
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static int do_hob(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
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{
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const struct hob_header *hdr;
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uint type;
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char *desc;
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int i = 0;
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efi_guid_t *guid;
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char uuid[UUID_STR_LEN + 1];
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hdr = gd->arch.hob_list;
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printf("HOB list address: 0x%08x\n\n", (unsigned int)hdr);
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printf("# | Address | Type | Len | ");
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printf("%36s\n", "GUID");
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printf("---|----------|-----------|------|-");
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printf("------------------------------------\n");
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while (!end_of_hob(hdr)) {
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printf("%02x | %08x | ", i, (unsigned int)hdr);
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type = hdr->type;
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if (type == HOB_TYPE_UNUSED)
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desc = "*Unused*";
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else if (type == HOB_TYPE_EOH)
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desc = "*EOH*";
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else if (type >= 0 && type <= ARRAY_SIZE(hob_type))
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desc = hob_type[type];
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else
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desc = "*Invalid*";
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printf("%-9s | %04x | ", desc, hdr->len);
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if (type == HOB_TYPE_MEM_ALLOC || type == HOB_TYPE_RES_DESC ||
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type == HOB_TYPE_GUID_EXT) {
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guid = (efi_guid_t *)(hdr + 1);
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uuid_bin_to_str(guid->b, uuid, UUID_STR_FORMAT_GUID);
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printf("%s", uuid);
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} else {
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printf("%36s", "Not Available");
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}
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printf("\n");
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hdr = get_next_hob(hdr);
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i++;
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}
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return 0;
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}
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U_BOOT_CMD(hob, 1, 1, do_hob,
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"Print Hand-Off Block (HOB) information",
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""
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);
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