1/*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer, 12 * without modification. 13 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 14 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any 15 * redistribution must be conditioned upon including a substantially 16 * similar Disclaimer requirement for further binary redistribution. 17 * 18 * NO WARRANTY 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY 22 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 23 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, 24 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 27 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 29 * THE POSSIBILITY OF SUCH DAMAGES. 30 */ 31 32#include <sys/cdefs.h> 33#include "opt_inet.h" 34#include "opt_ath.h" 35#include "opt_wlan.h" 36 37#include <sys/param.h> 38#include <sys/systm.h> 39#include <sys/sysctl.h> 40#include <sys/mbuf.h> 41#include <sys/malloc.h> 42#include <sys/lock.h> 43#include <sys/mutex.h> 44#include <sys/kernel.h> 45#include <sys/socket.h> 46#include <sys/sockio.h> 47#include <sys/errno.h> 48#include <sys/callout.h> 49#include <sys/bus.h> 50#include <sys/endian.h> 51#include <sys/kthread.h> 52#include <sys/taskqueue.h> 53#include <sys/priv.h> 54 55#include <machine/bus.h> 56 57#include <net/if.h> 58#include <net/if_dl.h> 59#include <net/if_media.h> 60#include <net/if_types.h> 61#include <net/if_arp.h> 62#include <net/ethernet.h> 63#include <net/if_llc.h> 64 65#include <net80211/ieee80211_var.h> 66#include <net80211/ieee80211_regdomain.h> 67#ifdef IEEE80211_SUPPORT_SUPERG 68#include <net80211/ieee80211_superg.h> 69#endif 70#ifdef IEEE80211_SUPPORT_TDMA 71#include <net80211/ieee80211_tdma.h> 72#endif 73 74#include <net/bpf.h> 75 76#ifdef INET 77#include <netinet/in.h> 78#include <netinet/if_ether.h> 79#endif 80 81#include <dev/ath/if_athvar.h> 82#include <dev/ath/ath_hal/ah_devid.h> /* XXX for softled */ 83#include <dev/ath/ath_hal/ah_diagcodes.h> 84 85#ifdef ATH_TX99_DIAG 86#include <dev/ath/ath_tx99/ath_tx99.h> 87#endif 88 89#ifdef ATH_DEBUG 90#include <dev/ath/if_ath_debug.h> 91 92uint64_t ath_debug = 0; 93 94SYSCTL_DECL(_hw_ath); 95SYSCTL_QUAD(_hw_ath, OID_AUTO, debug, CTLFLAG_RWTUN, &ath_debug, 96 0, "control debugging printfs"); 97 98void 99ath_printrxbuf(struct ath_softc *sc, const struct ath_buf *bf, 100 u_int ix, int done) 101{ 102 const struct ath_rx_status *rs = &bf->bf_status.ds_rxstat; 103 struct ath_hal *ah = sc->sc_ah; 104 const struct ath_desc *ds; 105 int i; 106 107 for (i = 0, ds = bf->bf_desc; i < bf->bf_nseg; i++, ds++) { 108 printf("R[%2u] (DS.V:%p DS.P:%p) L:%08x D:%08x%s\n" 109 " %08x %08x %08x %08x\n", 110 ix, ds, (const struct ath_desc *)bf->bf_daddr + i, 111 ds->ds_link, ds->ds_data, 112 !done ? "" : (rs->rs_status == 0) ? " *" : " !", 113 ds->ds_ctl0, ds->ds_ctl1, 114 ds->ds_hw[0], ds->ds_hw[1]); 115 if (ah->ah_magic == 0x20065416) { 116 printf(" %08x %08x %08x %08x %08x %08x %08x\n", 117 ds->ds_hw[2], ds->ds_hw[3], ds->ds_hw[4], 118 ds->ds_hw[5], ds->ds_hw[6], ds->ds_hw[7], 119 ds->ds_hw[8]); 120 } else if (ah->ah_magic == 0x19741014) { 121 printf(" %08x %08x %08x %08x %08x %08x %08x\n", 122 ds->ds_hw[2], ds->ds_hw[3], ds->ds_hw[4], 123 ds->ds_hw[5], ds->ds_hw[6], ds->ds_hw[7], 124 ds->ds_hw[8]); 125 126 printf(" %08x %08x %08x %08x %08x %08x %08x\n", 127 ds->ds_hw[9], ds->ds_hw[10], ds->ds_hw[11], 128 ds->ds_hw[12], ds->ds_hw[13], ds->ds_hw[14], 129 ds->ds_hw[15]); 130 } 131 } 132} 133 134static void 135ath_printtxbuf_edma(struct ath_softc *sc, const struct ath_buf *first_bf, 136 u_int qnum, u_int ix, int done) 137{ 138 const struct ath_tx_status *ts = 139 &first_bf->bf_last->bf_status.ds_txstat; 140 const struct ath_buf *bf = first_bf; 141 const char *ds; 142 const struct ath_desc_txedma *eds; 143 int i, n; 144 145 printf("Q%u[%3u] (nseg=%d)", qnum, ix, bf->bf_nseg); 146 while (bf != NULL) { 147 /* 148 * XXX For now, assume the txmap size is 4. 149 */ 150 151 /* 152 * Assume the TX map size is 4 for now and only walk 153 * the appropriate number of segments. 154 */ 155 n = ((bf->bf_nseg - 1) / 4) + 1; 156 157 for (i = 0, ds = (const char *) bf->bf_desc; 158 i < n; 159 i ++, ds += sc->sc_tx_desclen) { 160 eds = (const struct ath_desc_txedma *) ds; 161 printf(" (DS.V:%p DS.P:%p) I: %08x L:%08x F:%04x%s\n", 162 eds, (const struct ath_desc *)bf->bf_daddr + i, 163 eds->ds_info, eds->ds_link, 164 bf->bf_state.bfs_txflags, 165 !done ? "" : (ts->ts_status == 0) ? " *" : " !"); 166 printf(" (D[0] = %08x(%08x), D[1] = %08x(%08x)\n", 167 eds->ds_hw[0], eds->ds_hw[1], 168 eds->ds_hw[2], eds->ds_hw[3]); 169 printf(" (D[2] = %08x(%08x), D[3] = %08x(%08x)\n", 170 eds->ds_hw[4], eds->ds_hw[5], 171 eds->ds_hw[6], eds->ds_hw[7]); 172 printf(" Seq: %d swtry: %d ADDBAW?: %d DOBAW?: %d\n", 173 bf->bf_state.bfs_seqno, 174 bf->bf_state.bfs_retries, 175 bf->bf_state.bfs_addedbaw, 176 bf->bf_state.bfs_dobaw); 177 printf(" %08x %08x %08x %08x %08x %08x\n", 178 eds->ds_hw[8], eds->ds_hw[9], 179 eds->ds_hw[10], eds->ds_hw[11], 180 eds->ds_hw[12], eds->ds_hw[13]); 181 printf(" %08x %08x %08x %08x %08x %08x %08x\n", 182 eds->ds_hw[14], eds->ds_hw[15], eds->ds_hw[16], 183 eds->ds_hw[17], eds->ds_hw[18], eds->ds_hw[19], 184 eds->ds_hw[20]); 185#if 0 186 printf(" %08x %08x %08x %08x %08x %08x %08x %08x\n", 187 ds->ds_hw[22],ds->ds_hw[23],ds->ds_hw[24], 188 ds->ds_hw[25],ds->ds_hw[26],ds->ds_hw[27], 189 ds->ds_hw[28], ds->ds_hw[29]); 190#endif 191 } 192 printf(" [end]\n"); 193 bf = bf->bf_next; 194 } 195} 196 197static void 198ath_printtxbuf_legacy(struct ath_softc *sc, const struct ath_buf *first_bf, 199 u_int qnum, u_int ix, int done) 200{ 201 const struct ath_tx_status *ts = &first_bf->bf_status.ds_txstat; 202 const struct ath_buf *bf = first_bf; 203 struct ath_hal *ah = sc->sc_ah; 204 const struct ath_desc *ds; 205 int i; 206 207 printf("Q%u[%3u]", qnum, ix); 208 while (bf != NULL) { 209 printf(" (bf=%p, lastds=%p)\n", bf, first_bf->bf_lastds); 210 printf(" Seq: %d swtry: %d ADDBAW?: %d DOBAW?: %d\n", 211 bf->bf_state.bfs_seqno, 212 bf->bf_state.bfs_retries, 213 bf->bf_state.bfs_addedbaw, 214 bf->bf_state.bfs_dobaw); 215 for (i = 0, ds = bf->bf_desc; i < bf->bf_nseg; i++, ds++) { 216 printf(" (DS.V:%p DS.P:%p) L:%08x D:%08x F:%04x%s\n", 217 ds, (const struct ath_desc *)bf->bf_daddr + i, 218 ds->ds_link, ds->ds_data, bf->bf_state.bfs_txflags, 219 !done ? "" : (ts->ts_status == 0) ? " *" : " !"); 220 printf(" %08x %08x %08x %08x %08x %08x\n", 221 ds->ds_ctl0, ds->ds_ctl1, 222 ds->ds_hw[0], ds->ds_hw[1], 223 ds->ds_hw[2], ds->ds_hw[3]); 224 if (ah->ah_magic == 0x20065416) { 225 printf(" %08x %08x %08x %08x %08x %08x %08x %08x\n", 226 ds->ds_hw[4], ds->ds_hw[5], ds->ds_hw[6], 227 ds->ds_hw[7], ds->ds_hw[8], ds->ds_hw[9], 228 ds->ds_hw[10],ds->ds_hw[11]); 229 printf(" %08x %08x %08x %08x %08x %08x %08x %08x\n", 230 ds->ds_hw[12],ds->ds_hw[13],ds->ds_hw[14], 231 ds->ds_hw[15],ds->ds_hw[16],ds->ds_hw[17], 232 ds->ds_hw[18], ds->ds_hw[19]); 233 } 234 } 235 printf(" [end]\n"); 236 bf = bf->bf_next; 237 } 238} 239 240void 241ath_printtxbuf(struct ath_softc *sc, const struct ath_buf *first_bf, 242 u_int qnum, u_int ix, int done) 243{ 244 if (sc->sc_ah->ah_magic == 0x19741014) 245 ath_printtxbuf_edma(sc, first_bf, qnum, ix, done); 246 else 247 ath_printtxbuf_legacy(sc, first_bf, qnum, ix, done); 248} 249 250void 251ath_printtxstatbuf(struct ath_softc *sc, const struct ath_buf *first_bf, 252 const uint32_t *ds, u_int qnum, u_int ix, int done) 253{ 254 255 printf("Q%u[%3u] ", qnum, ix); 256 printf(" %08x %08x %08x %08x %08x %08x\n", 257 ds[0], ds[1], ds[2], ds[3], ds[4], ds[5]); 258 printf(" %08x %08x %08x %08x %08x\n", 259 ds[6], ds[7], ds[8], ds[9], ds[10]); 260} 261 262#endif /* ATH_DEBUG */ 263