1 /* $OpenBSD: usbdevs.c,v 1.31 2019/04/14 18:16:19 deraadt 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 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #include <sys/types.h> 34 #include <dev/usb/usb.h> 35 36 #include <err.h> 37 #include <errno.h> 38 #include <fcntl.h> 39 #include <limits.h> 40 #include <stdio.h> 41 #include <stdlib.h> 42 #include <vis.h> 43 #include <string.h> 44 #include <unistd.h> 45 46 #ifndef nitems 47 #define nitems(_a) (sizeof((_a)) / sizeof((_a)[0])) 48 #endif 49 50 #define MINIMUM(a, b) (((a) < (b)) ? (a) : (b)) 51 52 #define USBDEV "/dev/usb" 53 54 int verbose = 0; 55 56 void usage(void); 57 void usbdev(int f, uint8_t); 58 void usbdump(int f); 59 void dumpone(char *name, int f, int addr); 60 int main(int, char **); 61 62 extern char *__progname; 63 64 void 65 usage(void) 66 { 67 fprintf(stderr, "usage: %s [-v] [-a addr] [-d usbdev]\n", __progname); 68 exit(1); 69 } 70 71 char done[USB_MAX_DEVICES]; 72 73 void 74 usbdev(int f, uint8_t addr) 75 { 76 struct usb_device_info di; 77 int e, i, port, nports; 78 uint16_t change, status; 79 char vv[sizeof(di.udi_vendor)*4], vp[sizeof(di.udi_product)*4]; 80 char vr[sizeof(di.udi_release)*4], vs[sizeof(di.udi_serial)*4]; 81 82 di.udi_addr = addr; 83 e = ioctl(f, USB_DEVICEINFO, &di); 84 if (e) { 85 if (errno != ENXIO) 86 printf("addr %d: I/O error\n", addr); 87 return; 88 } 89 90 printf("addr %02u: ", addr); 91 done[addr] = 1; 92 strvis(vv, di.udi_vendor, VIS_CSTYLE); 93 strvis(vp, di.udi_product, VIS_CSTYLE); 94 printf("%04x:%04x %s, %s", di.udi_vendorNo, di.udi_productNo, 95 vv, vp); 96 97 if (verbose) { 98 printf("\n\t "); 99 switch (di.udi_speed) { 100 case USB_SPEED_LOW: 101 printf("low speed, "); 102 break; 103 case USB_SPEED_FULL: 104 printf("full speed, "); 105 break; 106 case USB_SPEED_HIGH: 107 printf("high speed, "); 108 break; 109 case USB_SPEED_SUPER: 110 printf("super speed, "); 111 break; 112 default: 113 break; 114 } 115 116 if (di.udi_power) 117 printf("power %d mA, ", di.udi_power); 118 else 119 printf("self powered, "); 120 if (di.udi_config) 121 printf("config %d, ", di.udi_config); 122 else 123 printf("unconfigured, "); 124 125 strvis(vr, di.udi_release, VIS_CSTYLE); 126 strvis(vs, di.udi_serial, VIS_CSTYLE); 127 printf("rev %s", vr); 128 if (strlen(di.udi_serial)) 129 printf(", iSerial %s", vs); 130 } 131 printf("\n"); 132 133 if (verbose) { 134 for (i = 0; i < USB_MAX_DEVNAMES; i++) 135 if (di.udi_devnames[i][0]) 136 printf("\t driver: %s\n", di.udi_devnames[i]); 137 } 138 139 if (verbose > 1) { 140 nports = MINIMUM(di.udi_nports, nitems(di.udi_ports)); 141 for (port = 0; port < nports; port++) { 142 status = di.udi_ports[port] & 0xffff; 143 change = di.udi_ports[port] >> 16; 144 printf("\t port %02u: %04x.%04x", port+1, change, 145 status); 146 147 if (status & UPS_CURRENT_CONNECT_STATUS) 148 printf(" connect"); 149 150 if (status & UPS_PORT_ENABLED) 151 printf(" enabled"); 152 153 if (status & UPS_SUSPEND) 154 printf(" supsend"); 155 156 if (status & UPS_OVERCURRENT_INDICATOR) 157 printf(" overcurrent"); 158 159 if (di.udi_speed < USB_SPEED_SUPER) { 160 if (status & UPS_PORT_L1) 161 printf(" l1"); 162 163 if (status & UPS_PORT_POWER) 164 printf(" power"); 165 } else { 166 if (status & UPS_PORT_POWER_SS) 167 printf(" power"); 168 169 switch (UPS_PORT_LS_GET(status)) { 170 case UPS_PORT_LS_U0: 171 printf(" U0"); 172 break; 173 case UPS_PORT_LS_U1: 174 printf(" U1"); 175 break; 176 case UPS_PORT_LS_U2: 177 printf(" U2"); 178 break; 179 case UPS_PORT_LS_U3: 180 printf(" U3"); 181 break; 182 case UPS_PORT_LS_SS_DISABLED: 183 printf(" SS.disabled"); 184 break; 185 case UPS_PORT_LS_RX_DETECT: 186 printf(" Rx.detect"); 187 break; 188 case UPS_PORT_LS_SS_INACTIVE: 189 printf(" ss.inactive"); 190 break; 191 case UPS_PORT_LS_POLLING: 192 printf(" polling"); 193 break; 194 case UPS_PORT_LS_RECOVERY: 195 printf(" recovery"); 196 break; 197 case UPS_PORT_LS_HOT_RESET: 198 printf(" hot.reset"); 199 break; 200 case UPS_PORT_LS_COMP_MOD: 201 printf(" comp.mod"); 202 break; 203 case UPS_PORT_LS_LOOPBACK: 204 printf(" loopback"); 205 break; 206 } 207 } 208 209 printf("\n"); 210 } 211 } 212 } 213 214 void 215 usbdump(int f) 216 { 217 uint8_t addr; 218 219 for (addr = 1; addr < USB_MAX_DEVICES; addr++) { 220 if (!done[addr]) 221 usbdev(f, addr); 222 } 223 } 224 225 void 226 dumpone(char *name, int f, int addr) 227 { 228 if (!addr) 229 printf("Controller %s:\n", name); 230 memset(done, 0, sizeof done); 231 if (addr) 232 usbdev(f, addr); 233 else 234 usbdump(f); 235 } 236 237 int 238 main(int argc, char **argv) 239 { 240 int ch, i, f; 241 char buf[50]; 242 char *dev = NULL; 243 const char *errstr; 244 int addr = 0; 245 int ncont; 246 247 while ((ch = getopt(argc, argv, "a:d:v?")) != -1) { 248 switch (ch) { 249 case 'a': 250 addr = strtonum(optarg, 1, USB_MAX_DEVICES, &errstr); 251 if (errstr) 252 errx(1, "addr %s", errstr); 253 break; 254 case 'd': 255 dev = optarg; 256 break; 257 case 'v': 258 verbose++; 259 break; 260 default: 261 usage(); 262 } 263 } 264 argc -= optind; 265 argv += optind; 266 267 if (argc != 0) 268 usage(); 269 270 if (dev == 0) { 271 for (ncont = 0, i = 0; i < 10; i++) { 272 snprintf(buf, sizeof buf, "%s%d", USBDEV, i); 273 f = open(buf, O_RDONLY); 274 if (f >= 0) { 275 dumpone(buf, f, addr); 276 close(f); 277 } else { 278 if (errno == ENOENT || errno == ENXIO) 279 continue; 280 warn("%s", buf); 281 } 282 ncont++; 283 } 284 if (verbose && ncont == 0) 285 printf("%s: no USB controllers found\n", 286 __progname); 287 } else { 288 f = open(dev, O_RDONLY); 289 if (f >= 0) { 290 dumpone(dev, f, addr); 291 close(f); 292 } else 293 err(1, "%s", dev); 294 } 295 296 return 0; 297 } 298