xref: /netbsd-src/usr.sbin/usbdevs/usbdevs.c (revision 5e4c038a45edbc7d63b7c2daa76e29f88b64a4e3)
1 /*	$NetBSD: usbdevs.c,v 1.19 2002/02/21 00:34:31 christos 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 = 0;
52 int showdevs = 0;
53 
54 void usage(void);
55 void usbdev(int f, int a, int rec);
56 void usbdump(int f);
57 void dumpone(char *name, int f, int addr);
58 int main(int, char **);
59 
60 void
61 usage()
62 {
63 	fprintf(stderr, "Usage: %s [-a addr] [-d] [-f dev] [-v]\n",
64 	    getprogname());
65 	exit(1);
66 }
67 
68 char done[USB_MAX_DEVICES];
69 int indent;
70 
71 void
72 usbdev(int f, int a, int rec)
73 {
74 	struct usb_device_info di;
75 	int e, p, i;
76 
77 	di.udi_addr = a;
78 	e = ioctl(f, USB_DEVICEINFO, &di);
79 	if (e) {
80 		if (errno != ENXIO)
81 			printf("addr %d: I/O error\n", a);
82 		return;
83 	}
84 	printf("addr %d: ", a);
85 	done[a] = 1;
86 	if (verbose) {
87 		switch (di.udi_speed) {
88 		case USB_SPEED_LOW:  printf("low speed, "); break;
89 		case USB_SPEED_FULL: printf("full speed, "); break;
90 		case USB_SPEED_HIGH: printf("high speed, "); break;
91 		default: break;
92 		}
93 		if (di.udi_power)
94 			printf("power %d mA, ", di.udi_power);
95 		else
96 			printf("self powered, ");
97 		if (di.udi_config)
98 			printf("config %d, ", di.udi_config);
99 		else
100 			printf("unconfigured, ");
101 	}
102 	if (verbose) {
103 		printf("%s(0x%04x), %s(0x%04x), rev %s",
104 		       di.udi_product, di.udi_productNo,
105 		       di.udi_vendor, di.udi_vendorNo, di.udi_release);
106 	} else
107 		printf("%s, %s", di.udi_product, di.udi_vendor);
108 	printf("\n");
109 	if (showdevs) {
110 		for (i = 0; i < USB_MAX_DEVNAMES; i++)
111 			if (di.udi_devnames[i][0])
112 				printf("%*s  %s\n", indent, "",
113 				       di.udi_devnames[i]);
114 	}
115 	if (!rec)
116 		return;
117 	for (p = 0; p < di.udi_nports; p++) {
118 		int s = di.udi_ports[p];
119 		if (s >= USB_MAX_DEVICES) {
120 			if (verbose) {
121 				printf("%*sport %d %s\n", indent+1, "", p+1,
122 				       s == USB_PORT_ENABLED ? "enabled" :
123 				       s == USB_PORT_SUSPENDED ? "suspended" :
124 				       s == USB_PORT_POWERED ? "powered" :
125 				       s == USB_PORT_DISABLED ? "disabled" :
126 				       "???");
127 
128 			}
129 			continue;
130 		}
131 		indent++;
132 		printf("%*s", indent, "");
133 		if (verbose)
134 			printf("port %d ", p+1);
135 		if (s == 0)
136 			printf("addr 0 should never happen!\n");
137 		else
138 			usbdev(f, s, 1);
139 		indent--;
140 	}
141 }
142 
143 void
144 usbdump(int f)
145 {
146 	int a;
147 
148 	for (a = 1; a < USB_MAX_DEVICES; a++) {
149 		if (!done[a])
150 			usbdev(f, a, 1);
151 	}
152 }
153 
154 void
155 dumpone(char *name, int f, int addr)
156 {
157 	if (verbose)
158 		printf("Controller %s:\n", name);
159 	indent = 0;
160 	memset(done, 0, sizeof done);
161 	if (addr)
162 		usbdev(f, addr, 0);
163 	else
164 		usbdump(f);
165 }
166 
167 int
168 main(int argc, char **argv)
169 {
170 	int ch, i, f;
171 	char buf[50];
172 	char *dev = 0;
173 	int addr = 0;
174 	int ncont;
175 
176 	while ((ch = getopt(argc, argv, "a:df:v?")) != -1) {
177 		switch(ch) {
178 		case 'a':
179 			addr = atoi(optarg);
180 			break;
181 		case 'd':
182 			showdevs++;
183 			break;
184 		case 'f':
185 			dev = optarg;
186 			break;
187 		case 'v':
188 			verbose = 1;
189 			break;
190 		case '?':
191 		default:
192 			usage();
193 		}
194 	}
195 	argc -= optind;
196 	argv += optind;
197 
198 	if (dev == 0) {
199 		for (ncont = 0, i = 0; i < 10; i++) {
200 			sprintf(buf, "%s%d", USBDEV, i);
201 			f = open(buf, O_RDONLY);
202 			if (f >= 0) {
203 				dumpone(buf, f, addr);
204 				close(f);
205 			} else {
206 				if (errno == ENOENT || errno == ENXIO)
207 					continue;
208 				warn("%s", buf);
209 			}
210 			ncont++;
211 		}
212 		if (verbose && ncont == 0)
213 			printf("%s: no USB controllers found\n",
214 			    getprogname());
215 	} else {
216 		f = open(dev, O_RDONLY);
217 		if (f >= 0)
218 			dumpone(dev, f, addr);
219 		else
220 			err(1, "%s", dev);
221 	}
222 	exit(0);
223 }
224