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	FSP (CONFIG_HAVE_FSP) and Slim Bootloader (CONFIG_SYS_SLIMBOOTLOADER) consume HOB (CONFIG_USE_HOB) data from the each HOB list pointer. Add a common HOB library in lib/hob.c and include/asm/hob.h. Signed-off-by: Aiden Park <aiden.park@intel.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com>
		
			
				
	
	
		
			78 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			78 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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| 
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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 <asm/hob.h>
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| 
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| DECLARE_GLOBAL_DATA_PTR;
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| 
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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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| 
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| static int do_hob(cmd_tbl_t *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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| 
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| 	hdr = gd->arch.hob_list;
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| 
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| 	printf("HOB list address: 0x%08x\n\n", (unsigned int)hdr);
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| 
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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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| 
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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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| 
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| 	return 0;
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| }
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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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