athdebug.c revision 153317
1/*- 2 * Copyright (c) 2002-2004 Sam Leffler, Errno Consulting 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification. 11 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 12 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any 13 * redistribution must be conditioned upon including a substantially 14 * similar Disclaimer requirement for further binary redistribution. 15 * 3. Neither the names of the above-listed copyright holders nor the names 16 * of any contributors may be used to endorse or promote products derived 17 * from this software without specific prior written permission. 18 * 19 * Alternatively, this software may be distributed under the terms of the 20 * GNU General Public License ("GPL") version 2 as published by the Free 21 * Software Foundation. 22 * 23 * NO WARRANTY 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 25 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 26 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY 27 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 28 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, 29 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 32 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 34 * THE POSSIBILITY OF SUCH DAMAGES. 35 * 36 * $FreeBSD: head/tools/tools/ath/athdebug/athdebug.c 153317 2005-12-11 23:13:54Z sam $ 37 */ 38 39/* 40 * athdebug [-i interface] flags 41 * (default interface is ath0). 42 */ 43#include <sys/types.h> 44#include <sys/file.h> 45#include <sys/ioctl.h> 46#include <sys/socket.h> 47 48#include <stdio.h> 49#include <ctype.h> 50#include <getopt.h> 51 52#define N(a) (sizeof(a)/sizeof(a[0])) 53 54const char *progname; 55 56enum { 57 ATH_DEBUG_XMIT = 0x00000001, /* basic xmit operation */ 58 ATH_DEBUG_XMIT_DESC = 0x00000002, /* xmit descriptors */ 59 ATH_DEBUG_RECV = 0x00000004, /* basic recv operation */ 60 ATH_DEBUG_RECV_DESC = 0x00000008, /* recv descriptors */ 61 ATH_DEBUG_RATE = 0x00000010, /* rate control */ 62 ATH_DEBUG_RESET = 0x00000020, /* reset processing */ 63 ATH_DEBUG_MODE = 0x00000040, /* mode init/setup */ 64 ATH_DEBUG_BEACON = 0x00000080, /* beacon handling */ 65 ATH_DEBUG_WATCHDOG = 0x00000100, /* watchdog timeout */ 66 ATH_DEBUG_INTR = 0x00001000, /* ISR */ 67 ATH_DEBUG_TX_PROC = 0x00002000, /* tx ISR proc */ 68 ATH_DEBUG_RX_PROC = 0x00004000, /* rx ISR proc */ 69 ATH_DEBUG_BEACON_PROC = 0x00008000, /* beacon ISR proc */ 70 ATH_DEBUG_CALIBRATE = 0x00010000, /* periodic calibration */ 71 ATH_DEBUG_KEYCACHE = 0x00020000, /* key cache management */ 72 ATH_DEBUG_STATE = 0x00040000, /* 802.11 state transitions */ 73 ATH_DEBUG_NODE = 0x00080000, /* node management */ 74 ATH_DEBUG_FATAL = 0x80000000, /* fatal errors */ 75 ATH_DEBUG_ANY = 0xffffffff 76}; 77 78static struct { 79 const char *name; 80 u_int bit; 81} flags[] = { 82 { "xmit", ATH_DEBUG_XMIT }, 83 { "xmit_desc", ATH_DEBUG_XMIT_DESC }, 84 { "recv", ATH_DEBUG_RECV }, 85 { "recv_desc", ATH_DEBUG_RECV_DESC }, 86 { "rate", ATH_DEBUG_RATE }, 87 { "reset", ATH_DEBUG_RESET }, 88 { "mode", ATH_DEBUG_MODE }, 89 { "beacon", ATH_DEBUG_BEACON }, 90 { "watchdog", ATH_DEBUG_WATCHDOG }, 91 { "intr", ATH_DEBUG_INTR }, 92 { "xmit_proc", ATH_DEBUG_TX_PROC }, 93 { "recv_proc", ATH_DEBUG_RX_PROC }, 94 { "beacon_proc",ATH_DEBUG_BEACON_PROC }, 95 { "calibrate", ATH_DEBUG_CALIBRATE }, 96 { "keycache", ATH_DEBUG_KEYCACHE }, 97 { "state", ATH_DEBUG_STATE }, 98 { "node", ATH_DEBUG_NODE }, 99 { "fatal", ATH_DEBUG_FATAL }, 100}; 101 102static u_int 103getflag(const char *name, int len) 104{ 105 int i; 106 107 for (i = 0; i < N(flags); i++) 108 if (strncasecmp(flags[i].name, name, len) == 0) 109 return flags[i].bit; 110 return 0; 111} 112 113static const char * 114getflagname(u_int flag) 115{ 116 int i; 117 118 for (i = 0; i < N(flags); i++) 119 if (flags[i].bit == flag) 120 return flags[i].name; 121 return "???"; 122} 123 124static void 125usage(void) 126{ 127 int i; 128 129 fprintf(stderr, "usage: %s [-i device] [flags]\n", progname); 130 fprintf(stderr, "where flags are:\n"); 131 for (i = 0; i < N(flags); i++) 132 printf("%s\n", flags[i].name); 133 exit(-1); 134} 135 136int 137main(int argc, char *argv[]) 138{ 139 const char *ifname = "ath0"; 140 const char *cp, *tp; 141 const char *sep; 142 int c, op, i; 143 u_int32_t debug, ndebug; 144 size_t debuglen; 145 char oid[256]; 146 147 progname = argv[0]; 148 if (argc > 1) { 149 if (strcmp(argv[1], "-i") == 0) { 150 if (argc < 2) 151 errx(1, "missing interface name for -i option"); 152 ifname = argv[2]; 153 if (strncmp(ifname, "ath", 3) != 0) 154 errx(2, "huh, this is for ath devices?"); 155 argc -= 2, argv += 2; 156 } else if (strcmp(argv[1], "-?") == 0) 157 usage(); 158 } 159 160#ifdef __linux__ 161 snprintf(oid, sizeof(oid), "dev.%s.debug", ifname); 162#else 163 snprintf(oid, sizeof(oid), "dev.ath.%s.debug", ifname+3); 164#endif 165 debuglen = sizeof(debug); 166 if (sysctlbyname(oid, &debug, &debuglen, NULL, 0) < 0) 167 err(1, "sysctl-get(%s)", oid); 168 ndebug = debug; 169 for (; argc > 1; argc--, argv++) { 170 cp = argv[1]; 171 do { 172 u_int bit; 173 174 if (*cp == '-') { 175 cp++; 176 op = -1; 177 } else if (*cp == '+') { 178 cp++; 179 op = 1; 180 } else 181 op = 0; 182 for (tp = cp; *tp != '\0' && *tp != '+' && *tp != '-';) 183 tp++; 184 bit = getflag(cp, tp-cp); 185 if (op < 0) 186 ndebug &= ~bit; 187 else if (op > 0) 188 ndebug |= bit; 189 else { 190 if (bit == 0) { 191 if (isdigit(*cp)) 192 bit = strtoul(cp, NULL, 0); 193 else 194 errx(1, "unknown flag %.*s", 195 tp-cp, cp); 196 } 197 ndebug = bit; 198 } 199 } while (*(cp = tp) != '\0'); 200 } 201 if (debug != ndebug) { 202 printf("%s: 0x%x => ", oid, debug); 203 if (sysctlbyname(oid, NULL, NULL, &ndebug, sizeof(ndebug)) < 0) 204 err(1, "sysctl-set(%s)", oid); 205 printf("0x%x", ndebug); 206 debug = ndebug; 207 } else 208 printf("%s: 0x%x", oid, debug); 209 sep = "<"; 210 for (i = 0; i < N(flags); i++) 211 if (debug & flags[i].bit) { 212 printf("%s%s", sep, flags[i].name); 213 sep = ","; 214 } 215 printf("%s\n", *sep != '<' ? ">" : ""); 216 return 0; 217} 218