1 /* $OpenBSD: usbdevs.c,v 1.2 2001/09/17 17:29:56 mickey Exp $ */ 2 /* $NetBSD: usbdevs.c,v 1.11 1999/09/08 02:39:36 augustss 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; 53 int showdevs; 54 55 void usage __P((void)); 56 void usbdev __P((int f, int a, int rec)); 57 void usbdump __P((int f)); 58 void dumpone __P((char *name, int f, int addr)); 59 int main __P((int, char **)); 60 61 extern char *__progname; 62 63 void 64 usage() 65 { 66 fprintf(stderr, "Usage: %s [-a addr] [-d] [-f dev] [-v]\n", 67 __progname); 68 exit(1); 69 } 70 71 char done[USB_MAX_DEVICES]; 72 int indent; 73 74 void 75 usbdev(f, a, rec) 76 int f; 77 int a; 78 int rec; 79 { 80 struct usb_device_info di; 81 int e, p, i; 82 83 di.addr = a; 84 e = ioctl(f, USB_DEVICEINFO, &di); 85 if (e) { 86 if (errno != ENXIO) 87 printf("addr %d: I/O error\n", a); 88 return; 89 } 90 printf("addr %d: ", a); 91 done[a] = 1; 92 if (verbose) { 93 if (di.lowspeed) 94 printf("low speed, "); 95 if (di.power) 96 printf("power %d mA, ", di.power); 97 else 98 printf("self powered, "); 99 if (di.config) 100 printf("config %d, ", di.config); 101 else 102 printf("unconfigured, "); 103 } 104 if (verbose) { 105 printf("%s(0x%04x), %s(0x%04x), rev %s", 106 di.product, di.productNo, 107 di.vendor, di.vendorNo, di.release); 108 } else 109 printf("%s, %s", di.product, di.vendor); 110 printf("\n"); 111 if (showdevs) { 112 for (i = 0; i< USB_MAX_DEVNAMES; i++) 113 if (di.devnames[i][0]) 114 printf("%*s %s\n", indent, "", 115 di.devnames[i]); 116 } 117 if (!rec) 118 return; 119 for (p = 0; p < di.nports; p++) { 120 int s = di.ports[p]; 121 if (s >= USB_MAX_DEVICES) { 122 if (verbose) { 123 printf("%*sport %d %s\n", indent+1, "", p+1, 124 s == USB_PORT_ENABLED ? "enabled" : 125 s == USB_PORT_SUSPENDED ? "suspended" : 126 s == USB_PORT_POWERED ? "powered" : 127 s == USB_PORT_DISABLED ? "disabled" : 128 "???"); 129 130 } 131 continue; 132 } 133 indent++; 134 printf("%*s", indent, ""); 135 if (verbose) 136 printf("port %d ", p+1); 137 if (s == 0) 138 printf("addr 0 should never happen!\n"); 139 else 140 usbdev(f, s, 1); 141 indent--; 142 } 143 } 144 145 void 146 usbdump(f) 147 int f; 148 { 149 int a; 150 151 for (a = 1; a < USB_MAX_DEVICES; a++) { 152 if (!done[a]) 153 usbdev(f, a, 1); 154 } 155 } 156 157 void 158 dumpone(name, f, addr) 159 char *name; 160 int f; 161 int addr; 162 { 163 if (verbose) 164 printf("Controller %s:\n", name); 165 indent = 0; 166 memset(done, 0, sizeof done); 167 if (addr) 168 usbdev(f, addr, 0); 169 else 170 usbdump(f); 171 } 172 173 int 174 main(argc, argv) 175 int argc; 176 char **argv; 177 { 178 int ch, i, f; 179 char buf[50]; 180 extern int optind; 181 extern char *optarg; 182 char *dev = 0; 183 int addr = 0; 184 int ncont; 185 186 while ((ch = getopt(argc, argv, "a:df:v?")) != -1) { 187 switch(ch) { 188 case 'a': 189 addr = atoi(optarg); 190 break; 191 case 'd': 192 showdevs++; 193 break; 194 case 'f': 195 dev = optarg; 196 break; 197 case 'v': 198 verbose = 1; 199 break; 200 case '?': 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 sprintf(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", __progname); 224 } else { 225 f = open(dev, O_RDONLY); 226 if (f >= 0) 227 dumpone(dev, f, addr); 228 else 229 err(1, "%s", dev); 230 } 231 exit(0); 232 } 233