54 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			54 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C
		
	
	
	
// SPDX-License-Identifier: GPL-2.0+
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/*
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 * (C) Copyright 2020
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 * Niel Fourie, DENX Software Engineering, lusus@denx.de.
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 */
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#include <common.h>
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#include <blk.h>
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#include <command.h>
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#include <dm.h>
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static int do_lsblk(struct cmd_tbl *cmdtp, int flag, int argc, char * const argv[])
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{
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	struct driver *d = ll_entry_start(struct driver, driver);
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	const int n_ents = ll_entry_count(struct driver, driver);
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	struct driver *entry;
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	struct udevice *udev;
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	struct uclass *uc;
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	struct blk_desc *desc;
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	int ret, i;
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	ret = uclass_get(UCLASS_BLK, &uc);
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	if (ret) {
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		puts("Could not get BLK uclass.\n");
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		return CMD_RET_FAILURE;
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	}
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	puts("Block Driver          Devices\n");
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	puts("-----------------------------\n");
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	for (entry = d; entry < d + n_ents; entry++) {
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		if (entry->id != UCLASS_BLK)
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			continue;
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		i = 0;
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		printf("%-20.20s", entry->name);
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		uclass_foreach_dev(udev, uc) {
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			if (udev->driver != entry)
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				continue;
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			desc = dev_get_uclass_plat(udev);
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			printf("%c %s %u", i ? ',' : ':',
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			       blk_get_if_type_name(desc->if_type),
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			       desc->devnum);
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			i++;
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		}
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		if (!i)
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			puts(": <none>");
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		puts("\n");
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	}
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	return CMD_RET_SUCCESS;
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}
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U_BOOT_CMD(lsblk, 1, 0, do_lsblk, "list block drivers and devices",
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	   "- display list of block device drivers and attached block devices"
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);
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