xref: /openbmc/u-boot/cmd/console.c (revision 2399e401)
1 /*
2  * (C) Copyright 2000
3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 
8 /*
9  * Boot support
10  */
11 #include <common.h>
12 #include <command.h>
13 #include <stdio_dev.h>
14 
15 extern void _do_coninfo (void);
16 static int do_coninfo(cmd_tbl_t *cmd, int flag, int argc, 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 ("%-8s %08x %c%c ",
31 			dev->name,
32 			dev->flags,
33 			(dev->flags & DEV_FLAGS_INPUT) ? 'I' : '.',
34 			(dev->flags & DEV_FLAGS_OUTPUT) ? 'O' : '.');
35 
36 		for (l = 0; l < MAX_FILES; l++) {
37 			if (stdio_devices[l] == dev) {
38 				printf ("%s ", stdio_names[l]);
39 			}
40 		}
41 		putc ('\n');
42 	}
43 	return 0;
44 }
45 
46 
47 /***************************************************/
48 
49 U_BOOT_CMD(
50 	coninfo,	3,	1,	do_coninfo,
51 	"print console devices and information",
52 	""
53 );
54