1 /* $NetBSD: usbdevs.c,v 1.13 2000/10/15 12:46:31 bjh21 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; 52 53 void usage __P((void)); 54 void usbdev __P((int f, int a, int rec)); 55 void usbdump __P((int f)); 56 void dumpone __P((char *name, int f, int addr)); 57 int main __P((int, char **)); 58 59 extern char *__progname; 60 61 void 62 usage() 63 { 64 fprintf(stderr, "Usage: %s [-v] [-a addr] [-f dev]\n", __progname); 65 exit(1); 66 } 67 68 char done[USB_MAX_DEVICES]; 69 int indent; 70 71 void 72 usbdev(f, a, rec) 73 int f; 74 int a; 75 int rec; 76 { 77 struct usb_device_info di; 78 int e, p; 79 80 di.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 if (di.lowspeed) 91 printf("low speed, "); 92 if (di.power) 93 printf("power %d mA, ", di.power); 94 else 95 printf("self powered, "); 96 if (di.config) 97 printf("config %d, ", di.config); 98 else 99 printf("unconfigured, "); 100 } 101 if (verbose) { 102 printf("%s(0x%04x), %s(0x%04x), rev %s", 103 di.product, di.productNo, 104 di.vendor, di.vendorNo, di.release); 105 } else 106 printf("%s, %s", di.product, di.vendor); 107 printf("\n"); 108 if (!rec) 109 return; 110 for (p = 0; p < di.nports; p++) { 111 int s = di.ports[p]; 112 if (s >= USB_MAX_DEVICES) { 113 if (verbose) { 114 printf("%*sport %d %s\n", indent+1, "", p+1, 115 s == USB_PORT_ENABLED ? "enabled" : 116 s == USB_PORT_SUSPENDED ? "suspended" : 117 s == USB_PORT_POWERED ? "powered" : 118 s == USB_PORT_DISABLED ? "disabled" : 119 "???"); 120 121 } 122 continue; 123 } 124 indent++; 125 printf("%*s", indent, ""); 126 if (verbose) 127 printf("port %d ", p+1); 128 if (s == 0) 129 printf("addr 0 should never happen!\n"); 130 else 131 usbdev(f, s, 1); 132 indent--; 133 } 134 } 135 136 void 137 usbdump(f) 138 int f; 139 { 140 int a; 141 142 for (a = 1; a < USB_MAX_DEVICES; a++) { 143 if (!done[a]) 144 usbdev(f, a, 1); 145 } 146 } 147 148 void 149 dumpone(name, f, addr) 150 char *name; 151 int f; 152 int addr; 153 { 154 if (verbose) 155 printf("Controller %s:\n", name); 156 indent = 0; 157 memset(done, 0, sizeof done); 158 if (addr) 159 usbdev(f, addr, 0); 160 else 161 usbdump(f); 162 } 163 164 int 165 main(argc, argv) 166 int argc; 167 char **argv; 168 { 169 int ch, i, f; 170 char buf[50]; 171 char *dev = 0; 172 int addr = 0; 173 int ncont; 174 175 while ((ch = getopt(argc, argv, "a:f:v")) != -1) { 176 switch(ch) { 177 case 'a': 178 addr = atoi(optarg); 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", __progname); 210 } else { 211 f = open(dev, O_RDONLY); 212 if (f >= 0) 213 dumpone(dev, f, addr); 214 else 215 err(1, "%s", dev); 216 } 217 exit(0); 218 } 219