| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * Copyright (C) 2014-2015, Bin Meng <bmeng.cn@gmail.com> |
| */ |
| |
| #include <common.h> |
| #include <command.h> |
| #include <efi.h> |
| #include <uuid.h> |
| #include <asm/hob.h> |
| #include <asm/fsp/fsp_hob.h> |
| |
| DECLARE_GLOBAL_DATA_PTR; |
| |
| static char *hob_type[] = { |
| "reserved", |
| "Hand-off", |
| "Mem Alloc", |
| "Res Desc", |
| "GUID Ext", |
| "FV", |
| "CPU", |
| "Mem Pool", |
| "reserved", |
| "FV2", |
| "Load PEIM", |
| "Capsule", |
| }; |
| |
| static struct guid_name { |
| efi_guid_t guid; |
| const char *name; |
| } guid_name[] = { |
| { FSP_HOB_RESOURCE_OWNER_TSEG_GUID, "TSEG" }, |
| { FSP_HOB_RESOURCE_OWNER_FSP_GUID, "FSP" }, |
| { FSP_HOB_RESOURCE_OWNER_SMM_PEI_SMRAM_GUID, "SMM PEI SMRAM" }, |
| { FSP_NON_VOLATILE_STORAGE_HOB_GUID, "NVS" }, |
| { FSP_VARIABLE_NV_DATA_HOB_GUID, "Variable NVS" }, |
| { FSP_GRAPHICS_INFO_HOB_GUID, "Graphics info" }, |
| { FSP_HOB_RESOURCE_OWNER_PCD_DATABASE_GUID1, "PCD database ea" }, |
| { FSP_HOB_RESOURCE_OWNER_PCD_DATABASE_GUID2, "PCD database 9b" }, |
| { FSP_HOB_RESOURCE_OWNER_PEIM_DXE_GUID, "PEIM Init DXE" }, |
| { FSP_HOB_RESOURCE_OWNER_ALLOC_STACK_GUID, "Alloc stack" }, |
| { FSP_HOB_RESOURCE_OWNER_SMBIOS_MEMORY_GUID, "SMBIOS memory" }, |
| { {}, "zero-guid" }, |
| {} |
| }; |
| |
| static const char *guid_to_name(const efi_guid_t *guid) |
| { |
| struct guid_name *entry; |
| |
| for (entry = guid_name; entry->name; entry++) { |
| if (!guidcmp(guid, &entry->guid)) |
| return entry->name; |
| } |
| |
| return NULL; |
| } |
| |
| static int do_hob(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) |
| { |
| const struct hob_header *hdr; |
| uint type; |
| char *desc; |
| int i = 0; |
| efi_guid_t *guid; |
| char uuid[UUID_STR_LEN + 1]; |
| int seq = -1; /* Show all by default */ |
| |
| argc--; |
| argv++; |
| if (argc) |
| seq = simple_strtol(*argv, NULL, 16); |
| hdr = gd->arch.hob_list; |
| |
| printf("HOB list address: 0x%08x\n\n", (unsigned int)hdr); |
| |
| printf("# | Address | Type | Len | "); |
| printf("%36s\n", "GUID"); |
| printf("---|----------|-----------|------|-"); |
| printf("------------------------------------\n"); |
| for (i = 0; !end_of_hob(hdr); i++, hdr = get_next_hob(hdr)) { |
| if (seq != -1 && seq != i) |
| continue; |
| printf("%02x | %08x | ", i, (unsigned int)hdr); |
| type = hdr->type; |
| if (type == HOB_TYPE_UNUSED) |
| desc = "*Unused*"; |
| else if (type == HOB_TYPE_EOH) |
| desc = "*EOH*"; |
| else if (type >= 0 && type <= ARRAY_SIZE(hob_type)) |
| desc = hob_type[type]; |
| else |
| desc = "*Invalid*"; |
| printf("%-9s | %04x | ", desc, hdr->len); |
| |
| if (type == HOB_TYPE_MEM_ALLOC || type == HOB_TYPE_RES_DESC || |
| type == HOB_TYPE_GUID_EXT) { |
| const char *name; |
| |
| guid = (efi_guid_t *)(hdr + 1); |
| name = guid_to_name(guid); |
| if (!name) { |
| uuid_bin_to_str(guid->b, uuid, |
| UUID_STR_FORMAT_GUID); |
| name = uuid; |
| } |
| printf("%36s", name); |
| } else { |
| printf("%36s", "Not Available"); |
| } |
| printf("\n"); |
| } |
| |
| return 0; |
| } |
| |
| U_BOOT_CMD(hob, 2, 1, do_hob, |
| "[seq] Print Hand-Off Block (HOB) information" |
| " seq - Record # to show (all by default)", |
| "" |
| ); |