1 /* $NetBSD: usbdevs.c,v 1.16 2001/01/09 17:35:45 augustss 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 extern char *__progname; 61 62 void 63 usage() 64 { 65 fprintf(stderr, "Usage: %s [-a addr] [-d] [-f dev] [-v]\n", 66 __progname); 67 exit(1); 68 } 69 70 char done[USB_MAX_DEVICES]; 71 int indent; 72 73 void 74 usbdev(int f, int a, int rec) 75 { 76 struct usb_device_info di; 77 int e, p, i; 78 79 di.addr = a; 80 e = ioctl(f, USB_DEVICEINFO, &di); 81 if (e) { 82 if (errno != ENXIO) 83 printf("addr %d: I/O error\n", a); 84 return; 85 } 86 printf("addr %d: ", a); 87 done[a] = 1; 88 if (verbose) { 89 if (di.lowspeed) 90 printf("low speed, "); 91 if (di.power) 92 printf("power %d mA, ", di.power); 93 else 94 printf("self powered, "); 95 if (di.config) 96 printf("config %d, ", di.config); 97 else 98 printf("unconfigured, "); 99 } 100 if (verbose) { 101 printf("%s(0x%04x), %s(0x%04x), rev %s", 102 di.product, di.productNo, 103 di.vendor, di.vendorNo, di.release); 104 } else 105 printf("%s, %s", di.product, di.vendor); 106 printf("\n"); 107 if (showdevs) { 108 for (i = 0; i < USB_MAX_DEVNAMES; i++) 109 if (di.devnames[i][0]) 110 printf("%*s %s\n", indent, "", 111 di.devnames[i]); 112 } 113 if (!rec) 114 return; 115 for (p = 0; p < di.nports; p++) { 116 int s = di.ports[p]; 117 if (s >= USB_MAX_DEVICES) { 118 if (verbose) { 119 printf("%*sport %d %s\n", indent+1, "", p+1, 120 s == USB_PORT_ENABLED ? "enabled" : 121 s == USB_PORT_SUSPENDED ? "suspended" : 122 s == USB_PORT_POWERED ? "powered" : 123 s == USB_PORT_DISABLED ? "disabled" : 124 "???"); 125 126 } 127 continue; 128 } 129 indent++; 130 printf("%*s", indent, ""); 131 if (verbose) 132 printf("port %d ", p+1); 133 if (s == 0) 134 printf("addr 0 should never happen!\n"); 135 else 136 usbdev(f, s, 1); 137 indent--; 138 } 139 } 140 141 void 142 usbdump(int f) 143 { 144 int a; 145 146 for (a = 1; a < USB_MAX_DEVICES; a++) { 147 if (!done[a]) 148 usbdev(f, a, 1); 149 } 150 } 151 152 void 153 dumpone(char *name, int f, int addr) 154 { 155 if (verbose) 156 printf("Controller %s:\n", name); 157 indent = 0; 158 memset(done, 0, sizeof done); 159 if (addr) 160 usbdev(f, addr, 0); 161 else 162 usbdump(f); 163 } 164 165 int 166 main(int argc, char **argv) 167 { 168 int ch, i, f; 169 char buf[50]; 170 char *dev = 0; 171 int addr = 0; 172 int ncont; 173 174 while ((ch = getopt(argc, argv, "a:df:v?")) != -1) { 175 switch(ch) { 176 case 'a': 177 addr = atoi(optarg); 178 break; 179 case 'd': 180 showdevs++; 181 break; 182 case 'f': 183 dev = optarg; 184 break; 185 case 'v': 186 verbose = 1; 187 break; 188 case '?': 189 default: 190 usage(); 191 } 192 } 193 argc -= optind; 194 argv += optind; 195 196 if (dev == 0) { 197 for (ncont = 0, i = 0; i < 10; i++) { 198 sprintf(buf, "%s%d", USBDEV, i); 199 f = open(buf, O_RDONLY); 200 if (f >= 0) { 201 dumpone(buf, f, addr); 202 close(f); 203 } else { 204 if (errno == ENOENT || errno == ENXIO) 205 continue; 206 warn("%s", buf); 207 } 208 ncont++; 209 } 210 if (verbose && ncont == 0) 211 printf("%s: no USB controllers found\n", __progname); 212 } else { 213 f = open(dev, O_RDONLY); 214 if (f >= 0) 215 dumpone(dev, f, addr); 216 else 217 err(1, "%s", dev); 218 } 219 exit(0); 220 } 221