1 /* $NetBSD: usbdevs.c,v 1.17 2001/02/19 23:22:48 cgd 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.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 if (di.lowspeed) 88 printf("low speed, "); 89 if (di.power) 90 printf("power %d mA, ", di.power); 91 else 92 printf("self powered, "); 93 if (di.config) 94 printf("config %d, ", di.config); 95 else 96 printf("unconfigured, "); 97 } 98 if (verbose) { 99 printf("%s(0x%04x), %s(0x%04x), rev %s", 100 di.product, di.productNo, 101 di.vendor, di.vendorNo, di.release); 102 } else 103 printf("%s, %s", di.product, di.vendor); 104 printf("\n"); 105 if (showdevs) { 106 for (i = 0; i < USB_MAX_DEVNAMES; i++) 107 if (di.devnames[i][0]) 108 printf("%*s %s\n", indent, "", 109 di.devnames[i]); 110 } 111 if (!rec) 112 return; 113 for (p = 0; p < di.nports; p++) { 114 int s = di.ports[p]; 115 if (s >= USB_MAX_DEVICES) { 116 if (verbose) { 117 printf("%*sport %d %s\n", indent+1, "", p+1, 118 s == USB_PORT_ENABLED ? "enabled" : 119 s == USB_PORT_SUSPENDED ? "suspended" : 120 s == USB_PORT_POWERED ? "powered" : 121 s == USB_PORT_DISABLED ? "disabled" : 122 "???"); 123 124 } 125 continue; 126 } 127 indent++; 128 printf("%*s", indent, ""); 129 if (verbose) 130 printf("port %d ", p+1); 131 if (s == 0) 132 printf("addr 0 should never happen!\n"); 133 else 134 usbdev(f, s, 1); 135 indent--; 136 } 137 } 138 139 void 140 usbdump(int f) 141 { 142 int a; 143 144 for (a = 1; a < USB_MAX_DEVICES; a++) { 145 if (!done[a]) 146 usbdev(f, a, 1); 147 } 148 } 149 150 void 151 dumpone(char *name, int f, int addr) 152 { 153 if (verbose) 154 printf("Controller %s:\n", name); 155 indent = 0; 156 memset(done, 0, sizeof done); 157 if (addr) 158 usbdev(f, addr, 0); 159 else 160 usbdump(f); 161 } 162 163 int 164 main(int argc, char **argv) 165 { 166 int ch, i, f; 167 char buf[50]; 168 char *dev = 0; 169 int addr = 0; 170 int ncont; 171 172 while ((ch = getopt(argc, argv, "a:df:v?")) != -1) { 173 switch(ch) { 174 case 'a': 175 addr = atoi(optarg); 176 break; 177 case 'd': 178 showdevs++; 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", 210 getprogname()); 211 } else { 212 f = open(dev, O_RDONLY); 213 if (f >= 0) 214 dumpone(dev, f, addr); 215 else 216 err(1, "%s", dev); 217 } 218 exit(0); 219 } 220