1 /*- 2 * Copyright (c) 2002-2009 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 * 16 * NO WARRANTY 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY 20 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 21 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, 22 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 27 * THE POSSIBILITY OF SUCH DAMAGES. 28 */ 29 30 #include <sys/cdefs.h> 31 32 #include "opt_inet.h" 33 #include "opt_ath.h" 34 #include "opt_wlan.h" 35 36 #include <sys/param.h> 37 #include <sys/systm.h> 38 #include <sys/sysctl.h> 39 #include <sys/mbuf.h> 40 #include <sys/malloc.h> 41 #include <sys/lock.h> 42 #include <sys/mutex.h> 43 #include <sys/kernel.h> 44 #include <sys/socket.h> 45 #include <sys/sockio.h> 46 #include <sys/errno.h> 47 #include <sys/callout.h> 48 #include <sys/bus.h> 49 #include <sys/endian.h> 50 #include <sys/kthread.h> 51 #include <sys/taskqueue.h> 52 #include <sys/priv.h> 53 54 #include <net/if.h> 55 #include <net/if_dl.h> 56 #include <net/if_media.h> 57 #include <net/if_types.h> 58 #include <net/if_arp.h> 59 #include <net/ethernet.h> 60 #include <net/if_llc.h> 61 62 #include <netproto/802_11/ieee80211_var.h> 63 #include <netproto/802_11/ieee80211_regdomain.h> 64 #ifdef IEEE80211_SUPPORT_SUPERG 65 #include <netproto/802_11/ieee80211_superg.h> 66 #endif 67 #ifdef IEEE80211_SUPPORT_TDMA 68 #include <netproto/802_11/ieee80211_tdma.h> 69 #endif 70 71 #include <net/bpf.h> 72 73 #ifdef INET 74 #include <netinet/in.h> 75 #include <netinet/if_ether.h> 76 #endif 77 78 #include <dev/netif/ath/ath/if_athvar.h> 79 #include <dev/netif/ath/ath_hal/ah_devid.h> /* XXX for softled */ 80 #include <dev/netif/ath/ath_hal/ah_diagcodes.h> 81 82 #ifdef ATH_TX99_DIAG 83 #include <dev/netif/ath/ath_tx99/ath_tx99.h> 84 #endif 85 86 #ifdef ATH_DEBUG 87 #include <dev/netif/ath/ath/if_ath_debug.h> 88 89 uint64_t ath_debug = 0; 90 91 SYSCTL_DECL(_hw_ath); 92 SYSCTL_QUAD(_hw_ath, OID_AUTO, debug, CTLFLAG_RW, &ath_debug, 93 0, "control debugging printfs"); 94 TUNABLE_QUAD("hw.ath.debug", &ath_debug); 95 96 void 97 ath_printrxbuf(struct ath_softc *sc, const struct ath_buf *bf, 98 u_int ix, int done) 99 { 100 const struct ath_rx_status *rs = &bf->bf_status.ds_rxstat; 101 struct ath_hal *ah = sc->sc_ah; 102 const struct ath_desc *ds; 103 int i; 104 105 for (i = 0, ds = bf->bf_desc; i < bf->bf_nseg; i++, ds++) { 106 kprintf("R[%2u] (DS.V:%p DS.P:%p) L:%08x D:%08x%s\n" 107 " %08x %08x %08x %08x\n", 108 ix, ds, (const struct ath_desc *)bf->bf_daddr + i, 109 ds->ds_link, ds->ds_data, 110 !done ? "" : (rs->rs_status == 0) ? " *" : " !", 111 ds->ds_ctl0, ds->ds_ctl1, 112 ds->ds_hw[0], ds->ds_hw[1]); 113 if (ah->ah_magic == 0x20065416) { 114 kprintf(" %08x %08x %08x %08x %08x %08x %08x\n", 115 ds->ds_hw[2], ds->ds_hw[3], ds->ds_hw[4], 116 ds->ds_hw[5], ds->ds_hw[6], ds->ds_hw[7], 117 ds->ds_hw[8]); 118 } else if (ah->ah_magic == 0x19741014) { 119 kprintf(" %08x %08x %08x %08x %08x %08x %08x\n", 120 ds->ds_hw[2], ds->ds_hw[3], ds->ds_hw[4], 121 ds->ds_hw[5], ds->ds_hw[6], ds->ds_hw[7], 122 ds->ds_hw[8]); 123 124 kprintf(" %08x %08x %08x %08x %08x %08x %08x\n", 125 ds->ds_hw[9], ds->ds_hw[10], ds->ds_hw[11], 126 ds->ds_hw[12], ds->ds_hw[13], ds->ds_hw[14], 127 ds->ds_hw[15]); 128 } 129 } 130 } 131 132 static void 133 ath_printtxbuf_edma(struct ath_softc *sc, const struct ath_buf *first_bf, 134 u_int qnum, u_int ix, int done) 135 { 136 const struct ath_tx_status *ts = 137 &first_bf->bf_last->bf_status.ds_txstat; 138 const struct ath_buf *bf = first_bf; 139 const char *ds; 140 const struct ath_desc_txedma *eds; 141 int i, n; 142 143 kprintf("Q%u[%3u] (nseg=%d)", qnum, ix, bf->bf_nseg); 144 while (bf != NULL) { 145 /* 146 * XXX For now, assume the txmap size is 4. 147 */ 148 149 /* 150 * Assume the TX map size is 4 for now and only walk 151 * the appropriate number of segments. 152 */ 153 n = ((bf->bf_nseg - 1) / 4) + 1; 154 155 for (i = 0, ds = (const char *) bf->bf_desc; 156 i < n; 157 i ++, ds += sc->sc_tx_desclen) { 158 eds = (const struct ath_desc_txedma *) ds; 159 kprintf(" (DS.V:%p DS.P:%p) I: %08x L:%08x F:%04x%s\n", 160 eds, (const struct ath_desc *)bf->bf_daddr + i, 161 eds->ds_info, eds->ds_link, 162 bf->bf_state.bfs_txflags, 163 !done ? "" : (ts->ts_status == 0) ? " *" : " !"); 164 kprintf(" (D[0] = %08x(%08x), D[1] = %08x(%08x)\n", 165 eds->ds_hw[0], eds->ds_hw[1], 166 eds->ds_hw[2], eds->ds_hw[3]); 167 kprintf(" (D[2] = %08x(%08x), D[3] = %08x(%08x)\n", 168 eds->ds_hw[4], eds->ds_hw[5], 169 eds->ds_hw[6], eds->ds_hw[7]); 170 kprintf(" Seq: %d swtry: %d ADDBAW?: %d DOBAW?: %d\n", 171 bf->bf_state.bfs_seqno, 172 bf->bf_state.bfs_retries, 173 bf->bf_state.bfs_addedbaw, 174 bf->bf_state.bfs_dobaw); 175 kprintf(" %08x %08x %08x %08x %08x %08x\n", 176 eds->ds_hw[8], eds->ds_hw[9], 177 eds->ds_hw[10], eds->ds_hw[11], 178 eds->ds_hw[12], eds->ds_hw[13]); 179 kprintf(" %08x %08x %08x %08x %08x %08x %08x\n", 180 eds->ds_hw[14], eds->ds_hw[15], eds->ds_hw[16], 181 eds->ds_hw[17], eds->ds_hw[18], eds->ds_hw[19], 182 eds->ds_hw[20]); 183 #if 0 184 kprintf(" %08x %08x %08x %08x %08x %08x %08x %08x\n", 185 ds->ds_hw[22],ds->ds_hw[23],ds->ds_hw[24], 186 ds->ds_hw[25],ds->ds_hw[26],ds->ds_hw[27], 187 ds->ds_hw[28], ds->ds_hw[29]); 188 #endif 189 } 190 kprintf(" [end]\n"); 191 bf = bf->bf_next; 192 } 193 } 194 195 static void 196 ath_printtxbuf_legacy(struct ath_softc *sc, const struct ath_buf *first_bf, 197 u_int qnum, u_int ix, int done) 198 { 199 const struct ath_tx_status *ts = &first_bf->bf_status.ds_txstat; 200 const struct ath_buf *bf = first_bf; 201 struct ath_hal *ah = sc->sc_ah; 202 const struct ath_desc *ds; 203 int i; 204 205 kprintf("Q%u[%3u]", qnum, ix); 206 while (bf != NULL) { 207 kprintf(" (bf=%p, lastds=%p)\n", bf, first_bf->bf_lastds); 208 kprintf(" Seq: %d swtry: %d ADDBAW?: %d DOBAW?: %d\n", 209 bf->bf_state.bfs_seqno, 210 bf->bf_state.bfs_retries, 211 bf->bf_state.bfs_addedbaw, 212 bf->bf_state.bfs_dobaw); 213 for (i = 0, ds = bf->bf_desc; i < bf->bf_nseg; i++, ds++) { 214 kprintf(" (DS.V:%p DS.P:%p) L:%08x D:%08x F:%04x%s\n", 215 ds, (const struct ath_desc *)bf->bf_daddr + i, 216 ds->ds_link, ds->ds_data, bf->bf_state.bfs_txflags, 217 !done ? "" : (ts->ts_status == 0) ? " *" : " !"); 218 kprintf(" %08x %08x %08x %08x %08x %08x\n", 219 ds->ds_ctl0, ds->ds_ctl1, 220 ds->ds_hw[0], ds->ds_hw[1], 221 ds->ds_hw[2], ds->ds_hw[3]); 222 if (ah->ah_magic == 0x20065416) { 223 kprintf(" %08x %08x %08x %08x %08x %08x %08x %08x\n", 224 ds->ds_hw[4], ds->ds_hw[5], ds->ds_hw[6], 225 ds->ds_hw[7], ds->ds_hw[8], ds->ds_hw[9], 226 ds->ds_hw[10],ds->ds_hw[11]); 227 kprintf(" %08x %08x %08x %08x %08x %08x %08x %08x\n", 228 ds->ds_hw[12],ds->ds_hw[13],ds->ds_hw[14], 229 ds->ds_hw[15],ds->ds_hw[16],ds->ds_hw[17], 230 ds->ds_hw[18], ds->ds_hw[19]); 231 } 232 } 233 kprintf(" [end]\n"); 234 bf = bf->bf_next; 235 } 236 } 237 238 void 239 ath_printtxbuf(struct ath_softc *sc, const struct ath_buf *first_bf, 240 u_int qnum, u_int ix, int done) 241 { 242 if (sc->sc_ah->ah_magic == 0x19741014) 243 ath_printtxbuf_edma(sc, first_bf, qnum, ix, done); 244 else 245 ath_printtxbuf_legacy(sc, first_bf, qnum, ix, done); 246 } 247 248 void 249 ath_printtxstatbuf(struct ath_softc *sc, const struct ath_buf *first_bf, 250 const uint32_t *ds, u_int qnum, u_int ix, int done) 251 { 252 253 kprintf("Q%u[%3u] ", qnum, ix); 254 kprintf(" %08x %08x %08x %08x %08x %08x\n", 255 ds[0], ds[1], ds[2], ds[3], ds[4], ds[5]); 256 kprintf(" %08x %08x %08x %08x %08x\n", 257 ds[6], ds[7], ds[8], ds[9], ds[10]); 258 } 259 260 #endif /* ATH_DEBUG */ 261