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"Das U-Boot" Source Tree
1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * (C) Copyright 2000
4 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 */
6
7/*
8 * Boot support
9 */
10#include <command.h>
11#include <iomux.h>
12#include <stdio_dev.h>
13
14extern void _do_coninfo (void);
15static int do_coninfo(struct cmd_tbl *cmd, int flag, int argc,
16 char *const argv[])
17{
18 int l;
19 struct list_head *list = stdio_get_list();
20 struct list_head *pos;
21 struct stdio_dev *dev;
22
23 /* Scan for valid output and input devices */
24
25 puts("List of available devices\n");
26
27 list_for_each(pos, list) {
28 dev = list_entry(pos, struct stdio_dev, list);
29
30 printf("|-- %s (%s%s)\n",
31 dev->name,
32 (dev->flags & DEV_FLAGS_INPUT) ? "I" : "",
33 (dev->flags & DEV_FLAGS_OUTPUT) ? "O" : "");
34
35 for (l = 0; l < MAX_FILES; l++) {
36 if (CONFIG_IS_ENABLED(CONSOLE_MUX)) {
37 if (iomux_match_device(console_devices[l],
38 cd_count[l], dev) >= 0)
39 printf("| |-- %s\n", stdio_names[l]);
40 } else {
41 if (stdio_devices[l] == dev)
42 printf("| |-- %s\n", stdio_names[l]);
43 }
44
45 }
46 }
47 return 0;
48}
49
50/***************************************************/
51
52U_BOOT_CMD(
53 coninfo, 3, 1, do_coninfo,
54 "print console devices and information",
55 ""
56);