1 /* $OpenBSD: usbdevs.c,v 1.11 2004/04/03 21:01:25 jmc Exp $ */ 2 /* $NetBSD: usbdevs.c,v 1.19 2002/02/21 00:34:31 christos Exp $ */ 3 4 /* 5 * Copyright (c) 1998 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Lennart Augustsson (augustss@netbsd.org). 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by the NetBSD 22 * Foundation, Inc. and its contributors. 23 * 4. Neither the name of The NetBSD Foundation nor the names of its 24 * contributors may be used to endorse or promote products derived 25 * from this software without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 28 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 31 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGE. 38 */ 39 40 #include <stdio.h> 41 #include <stdlib.h> 42 #include <string.h> 43 #include <sys/types.h> 44 #include <fcntl.h> 45 #include <unistd.h> 46 #include <err.h> 47 #include <errno.h> 48 #include <dev/usb/usb.h> 49 50 #define USBDEV "/dev/usb" 51 52 int verbose = 0; 53 int showdevs = 0; 54 55 void usage(void); 56 void usbdev(int f, int a, int rec); 57 void usbdump(int f); 58 void dumpone(char *name, int f, int addr); 59 int main(int, char **); 60 61 extern char *__progname; 62 63 void 64 usage(void) 65 { 66 fprintf(stderr, "Usage: %s [-dv] [-a addr] [-f dev]\n", 67 __progname); 68 exit(1); 69 } 70 71 char done[USB_MAX_DEVICES]; 72 int indent; 73 74 void 75 usbdev(int f, int a, int rec) 76 { 77 struct usb_device_info di; 78 int e, p, i; 79 80 di.udi_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 switch (di.udi_speed) { 91 case USB_SPEED_LOW: 92 printf("low speed, "); 93 break; 94 case USB_SPEED_FULL: 95 printf("full speed, "); 96 break; 97 case USB_SPEED_HIGH: 98 printf("high speed, "); 99 break; 100 default: 101 break; 102 } 103 104 if (di.udi_power) 105 printf("power %d mA, ", di.udi_power); 106 else 107 printf("self powered, "); 108 if (di.udi_config) 109 printf("config %d, ", di.udi_config); 110 else 111 printf("unconfigured, "); 112 } 113 if (verbose) { 114 printf("%s(0x%04x), %s(0x%04x), rev %s", 115 di.udi_product, di.udi_productNo, 116 di.udi_vendor, di.udi_vendorNo, di.udi_release); 117 } else 118 printf("%s, %s", di.udi_product, di.udi_vendor); 119 printf("\n"); 120 if (showdevs) { 121 for (i = 0; i < USB_MAX_DEVNAMES; i++) 122 if (di.udi_devnames[i][0]) 123 printf("%*s %s\n", indent, "", 124 di.udi_devnames[i]); 125 } 126 if (!rec) 127 return; 128 for (p = 0; p < di.udi_nports; p++) { 129 int s = di.udi_ports[p]; 130 131 if (s >= USB_MAX_DEVICES) { 132 if (verbose) { 133 printf("%*sport %d %s\n", indent+1, "", p+1, 134 s == USB_PORT_ENABLED ? "enabled" : 135 s == USB_PORT_SUSPENDED ? "suspended" : 136 s == USB_PORT_POWERED ? "powered" : 137 s == USB_PORT_DISABLED ? "disabled" : 138 "???"); 139 } 140 continue; 141 } 142 indent++; 143 printf("%*s", indent, ""); 144 if (verbose) 145 printf("port %d ", p+1); 146 if (s == 0) 147 printf("addr 0 should never happen!\n"); 148 else 149 usbdev(f, s, 1); 150 indent--; 151 } 152 } 153 154 void 155 usbdump(int f) 156 { 157 int a; 158 159 for (a = 1; a < USB_MAX_DEVICES; a++) { 160 if (!done[a]) 161 usbdev(f, a, 1); 162 } 163 } 164 165 void 166 dumpone(char *name, int f, int addr) 167 { 168 if (verbose) 169 printf("Controller %s:\n", name); 170 indent = 0; 171 memset(done, 0, sizeof done); 172 if (addr) 173 usbdev(f, addr, 0); 174 else 175 usbdump(f); 176 } 177 178 int 179 main(int argc, char **argv) 180 { 181 int ch, i, f; 182 char buf[50]; 183 char *dev = 0; 184 int addr = 0; 185 int ncont; 186 187 while ((ch = getopt(argc, argv, "a:df:v?")) != -1) { 188 switch (ch) { 189 case 'a': 190 addr = atoi(optarg); 191 break; 192 case 'd': 193 showdevs++; 194 break; 195 case 'f': 196 dev = optarg; 197 break; 198 case 'v': 199 verbose = 1; 200 break; 201 default: 202 usage(); 203 } 204 } 205 argc -= optind; 206 argv += optind; 207 208 if (dev == 0) { 209 for (ncont = 0, i = 0; i < 10; i++) { 210 snprintf(buf, sizeof buf, "%s%d", USBDEV, i); 211 f = open(buf, O_RDONLY); 212 if (f >= 0) { 213 dumpone(buf, f, addr); 214 close(f); 215 } else { 216 if (errno == ENOENT || errno == ENXIO) 217 continue; 218 warn("%s", buf); 219 } 220 ncont++; 221 } 222 if (verbose && ncont == 0) 223 printf("%s: no USB controllers found\n", 224 __progname); 225 } else { 226 f = open(dev, O_RDONLY); 227 if (f >= 0) 228 dumpone(dev, f, addr); 229 else 230 err(1, "%s", dev); 231 } 232 exit(0); 233 } 234