xref: /netbsd-src/usr.sbin/usbdevs/usbdevs.c (revision 5aefcfdc06931dd97e76246d2fe0302f7b3fe094)
1 /*	$NetBSD: usbdevs.c,v 1.13 2000/10/15 12:46:31 bjh21 Exp $	*/
2 
3 /*
4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Lennart Augustsson (augustss@netbsd.org).
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *        This product includes software developed by the NetBSD
21  *        Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 #include <stdio.h>
40 #include <stdlib.h>
41 #include <string.h>
42 #include <sys/types.h>
43 #include <fcntl.h>
44 #include <unistd.h>
45 #include <err.h>
46 #include <errno.h>
47 #include <dev/usb/usb.h>
48 
49 #define USBDEV "/dev/usb"
50 
51 int verbose;
52 
53 void usage __P((void));
54 void usbdev __P((int f, int a, int rec));
55 void usbdump __P((int f));
56 void dumpone __P((char *name, int f, int addr));
57 int main __P((int, char **));
58 
59 extern char *__progname;
60 
61 void
62 usage()
63 {
64 	fprintf(stderr, "Usage: %s [-v] [-a addr] [-f dev]\n", __progname);
65 	exit(1);
66 }
67 
68 char done[USB_MAX_DEVICES];
69 int indent;
70 
71 void
72 usbdev(f, a, rec)
73 	int f;
74 	int a;
75 	int rec;
76 {
77 	struct usb_device_info di;
78 	int e, p;
79 
80 	di.addr = a;
81 	e = ioctl(f, USB_DEVICEINFO, &di);
82 	if (e) {
83 		if (errno != ENXIO)
84 			printf("addr %d: I/O error\n", a);
85 		return;
86 	}
87 	printf("addr %d: ", a);
88 	done[a] = 1;
89 	if (verbose) {
90 		if (di.lowspeed)
91 			printf("low speed, ");
92 		if (di.power)
93 			printf("power %d mA, ", di.power);
94 		else
95 			printf("self powered, ");
96 		if (di.config)
97 			printf("config %d, ", di.config);
98 		else
99 			printf("unconfigured, ");
100 	}
101 	if (verbose) {
102 		printf("%s(0x%04x), %s(0x%04x), rev %s",
103 		       di.product, di.productNo,
104 		       di.vendor, di.vendorNo, di.release);
105 	} else
106 		printf("%s, %s", di.product, di.vendor);
107 	printf("\n");
108 	if (!rec)
109 		return;
110 	for (p = 0; p < di.nports; p++) {
111 		int s = di.ports[p];
112 		if (s >= USB_MAX_DEVICES) {
113 			if (verbose) {
114 				printf("%*sport %d %s\n", indent+1, "", p+1,
115 				       s == USB_PORT_ENABLED ? "enabled" :
116 				       s == USB_PORT_SUSPENDED ? "suspended" :
117 				       s == USB_PORT_POWERED ? "powered" :
118 				       s == USB_PORT_DISABLED ? "disabled" :
119 				       "???");
120 
121 			}
122 			continue;
123 		}
124 		indent++;
125 		printf("%*s", indent, "");
126 		if (verbose)
127 			printf("port %d ", p+1);
128 		if (s == 0)
129 			printf("addr 0 should never happen!\n");
130 		else
131 			usbdev(f, s, 1);
132 		indent--;
133 	}
134 }
135 
136 void
137 usbdump(f)
138 	int f;
139 {
140 	int a;
141 
142 	for (a = 1; a < USB_MAX_DEVICES; a++) {
143 		if (!done[a])
144 			usbdev(f, a, 1);
145 	}
146 }
147 
148 void
149 dumpone(name, f, addr)
150 	char *name;
151 	int f;
152 	int addr;
153 {
154 	if (verbose)
155 		printf("Controller %s:\n", name);
156 	indent = 0;
157 	memset(done, 0, sizeof done);
158 	if (addr)
159 		usbdev(f, addr, 0);
160 	else
161 		usbdump(f);
162 }
163 
164 int
165 main(argc, argv)
166 	int argc;
167 	char **argv;
168 {
169 	int ch, i, f;
170 	char buf[50];
171 	char *dev = 0;
172 	int addr = 0;
173 	int ncont;
174 
175 	while ((ch = getopt(argc, argv, "a:f:v")) != -1) {
176 		switch(ch) {
177 		case 'a':
178 			addr = atoi(optarg);
179 			break;
180 		case 'f':
181 			dev = optarg;
182 			break;
183 		case 'v':
184 			verbose = 1;
185 			break;
186 		case '?':
187 		default:
188 			usage();
189 		}
190 	}
191 	argc -= optind;
192 	argv += optind;
193 
194 	if (dev == 0) {
195 		for (ncont = 0, i = 0; i < 10; i++) {
196 			sprintf(buf, "%s%d", USBDEV, i);
197 			f = open(buf, O_RDONLY);
198 			if (f >= 0) {
199 				dumpone(buf, f, addr);
200 				close(f);
201 			} else {
202 				if (errno == ENOENT || errno == ENXIO)
203 					continue;
204 				warn("%s", buf);
205 			}
206 			ncont++;
207 		}
208 		if (verbose && ncont == 0)
209 			printf("%s: no USB controllers found\n", __progname);
210 	} else {
211 		f = open(dev, O_RDONLY);
212 		if (f >= 0)
213 			dumpone(dev, f, addr);
214 		else
215 			err(1, "%s", dev);
216 	}
217 	exit(0);
218 }
219