1 /*- 2 * Copyright (c) 1997, 1998 3 * Bill Paul <wpaul@ctr.columbia.edu>. 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 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by Bill Paul. 16 * 4. Neither the name of the author nor the names of any co-contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 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 30 * THE POSSIBILITY OF SUCH DAMAGE. 31 * 32 * $FreeBSD$ 33 */ 34 35 #define XL_EE_READ 0x0080 /* read, 5 bit address */ 36 #define XL_EE_WRITE 0x0040 /* write, 5 bit address */ 37 #define XL_EE_ERASE 0x00c0 /* erase, 5 bit address */ 38 #define XL_EE_EWEN 0x0030 /* erase, no data needed */ 39 #define XL_EE_8BIT_READ 0x0200 /* read, 8 bit address */ 40 #define XL_EE_BUSY 0x8000 41 42 #define XL_EE_EADDR0 0x00 /* station address, first word */ 43 #define XL_EE_EADDR1 0x01 /* station address, next word, */ 44 #define XL_EE_EADDR2 0x02 /* station address, last word */ 45 #define XL_EE_PRODID 0x03 /* product ID code */ 46 #define XL_EE_MDATA_DATE 0x04 /* manufacturing data, date */ 47 #define XL_EE_MDATA_DIV 0x05 /* manufacturing data, division */ 48 #define XL_EE_MDATA_PCODE 0x06 /* manufacturing data, product code */ 49 #define XL_EE_MFG_ID 0x07 50 #define XL_EE_PCI_PARM 0x08 51 #define XL_EE_ROM_ONFO 0x09 52 #define XL_EE_OEM_ADR0 0x0A 53 #define XL_EE_OEM_ADR1 0x0B 54 #define XL_EE_OEM_ADR2 0x0C 55 #define XL_EE_SOFTINFO1 0x0D 56 #define XL_EE_COMPAT 0x0E 57 #define XL_EE_SOFTINFO2 0x0F 58 #define XL_EE_CAPS 0x10 /* capabilities word */ 59 #define XL_EE_RSVD0 0x11 60 #define XL_EE_ICFG_0 0x12 61 #define XL_EE_ICFG_1 0x13 62 #define XL_EE_RSVD1 0x14 63 #define XL_EE_SOFTINFO3 0x15 64 #define XL_EE_RSVD_2 0x16 65 66 /* 67 * Bits in the capabilities word 68 */ 69 #define XL_CAPS_PNP 0x0001 70 #define XL_CAPS_FULL_DUPLEX 0x0002 71 #define XL_CAPS_LARGE_PKTS 0x0004 72 #define XL_CAPS_SLAVE_DMA 0x0008 73 #define XL_CAPS_SECOND_DMA 0x0010 74 #define XL_CAPS_FULL_BM 0x0020 75 #define XL_CAPS_FRAG_BM 0x0040 76 #define XL_CAPS_CRC_PASSTHRU 0x0080 77 #define XL_CAPS_TXDONE 0x0100 78 #define XL_CAPS_NO_TXLENGTH 0x0200 79 #define XL_CAPS_RX_REPEAT 0x0400 80 #define XL_CAPS_SNOOPING 0x0800 81 #define XL_CAPS_100MBPS 0x1000 82 #define XL_CAPS_PWRMGMT 0x2000 83 84 /* 85 * Bits in the software information 2 word 86 */ 87 #define XL_SINFO2_FIXED_BCAST_RX_BUG 0x0002 88 #define XL_SINFO2_FIXED_ENDEC_LOOP_BUG 0x0004 89 #define XL_SINFO2_AUX_WOL_CON 0x0008 90 #define XL_SINFO2_PME_PULSED 0x0010 91 #define XL_SINFO2_FIXED_MWI_BUG 0x0020 92 #define XL_SINFO2_WOL_AFTER_PWR_LOSS 0x0040 93 #define XL_SINFO2_AUTO_RST_TO_D0 0x0080 94 95 #define XL_PACKET_SIZE 1540 96 #define XL_MAX_FRAMELEN (ETHER_MAX_LEN + ETHER_VLAN_ENCAP_LEN) 97 98 /* 99 * Register layouts. 100 */ 101 #define XL_COMMAND 0x0E 102 #define XL_STATUS 0x0E 103 104 #define XL_TX_STATUS 0x1B 105 #define XL_TX_FREE 0x1C 106 #define XL_DMACTL 0x20 107 #define XL_DOWNLIST_PTR 0x24 108 #define XL_DOWN_POLL 0x2D /* 3c90xB only */ 109 #define XL_TX_FREETHRESH 0x2F 110 #define XL_UPLIST_PTR 0x38 111 #define XL_UPLIST_STATUS 0x30 112 #define XL_UP_POLL 0x3D /* 3c90xB only */ 113 114 #define XL_PKTSTAT_UP_STALLED 0x00002000 115 #define XL_PKTSTAT_UP_ERROR 0x00004000 116 #define XL_PKTSTAT_UP_CMPLT 0x00008000 117 118 #define XL_DMACTL_DN_CMPLT_REQ 0x00000002 119 #define XL_DMACTL_DOWN_STALLED 0x00000004 120 #define XL_DMACTL_UP_CMPLT 0x00000008 121 #define XL_DMACTL_DOWN_CMPLT 0x00000010 122 #define XL_DMACTL_UP_RX_EARLY 0x00000020 123 #define XL_DMACTL_ARM_COUNTDOWN 0x00000040 124 #define XL_DMACTL_DOWN_INPROG 0x00000080 125 #define XL_DMACTL_COUNTER_SPEED 0x00000100 126 #define XL_DMACTL_DOWNDOWN_MODE 0x00000200 127 #define XL_DMACTL_TARGET_ABORT 0x40000000 128 #define XL_DMACTL_MASTER_ABORT 0x80000000 129 130 /* 131 * Command codes. Some command codes require that we wait for 132 * the CMD_BUSY flag to clear. Those codes are marked as 'mustwait.' 133 */ 134 #define XL_CMD_RESET 0x0000 /* mustwait */ 135 #define XL_CMD_WINSEL 0x0800 136 #define XL_CMD_COAX_START 0x1000 137 #define XL_CMD_RX_DISABLE 0x1800 138 #define XL_CMD_RX_ENABLE 0x2000 139 #define XL_CMD_RX_RESET 0x2800 /* mustwait */ 140 #define XL_CMD_UP_STALL 0x3000 /* mustwait */ 141 #define XL_CMD_UP_UNSTALL 0x3001 142 #define XL_CMD_DOWN_STALL 0x3002 /* mustwait */ 143 #define XL_CMD_DOWN_UNSTALL 0x3003 144 #define XL_CMD_RX_DISCARD 0x4000 145 #define XL_CMD_TX_ENABLE 0x4800 146 #define XL_CMD_TX_DISABLE 0x5000 147 #define XL_CMD_TX_RESET 0x5800 /* mustwait */ 148 #define XL_CMD_INTR_FAKE 0x6000 149 #define XL_CMD_INTR_ACK 0x6800 150 #define XL_CMD_INTR_ENB 0x7000 151 #define XL_CMD_STAT_ENB 0x7800 152 #define XL_CMD_RX_SET_FILT 0x8000 153 #define XL_CMD_RX_SET_THRESH 0x8800 154 #define XL_CMD_TX_SET_THRESH 0x9000 155 #define XL_CMD_TX_SET_START 0x9800 156 #define XL_CMD_DMA_UP 0xA000 157 #define XL_CMD_DMA_STOP 0xA001 158 #define XL_CMD_STATS_ENABLE 0xA800 159 #define XL_CMD_STATS_DISABLE 0xB000 160 #define XL_CMD_COAX_STOP 0xB800 161 162 #define XL_CMD_SET_TX_RECLAIM 0xC000 /* 3c905B only */ 163 #define XL_CMD_RX_SET_HASH 0xC800 /* 3c905B only */ 164 165 #define XL_HASH_SET 0x0400 166 #define XL_HASHFILT_SIZE 256 167 168 /* 169 * status codes 170 * Note that bits 15 to 13 indicate the currently visible register window 171 * which may be anything from 0 to 7. 172 */ 173 #define XL_STAT_INTLATCH 0x0001 /* 0 */ 174 #define XL_STAT_ADFAIL 0x0002 /* 1 */ 175 #define XL_STAT_TX_COMPLETE 0x0004 /* 2 */ 176 #define XL_STAT_TX_AVAIL 0x0008 /* 3 first generation */ 177 #define XL_STAT_RX_COMPLETE 0x0010 /* 4 */ 178 #define XL_STAT_RX_EARLY 0x0020 /* 5 */ 179 #define XL_STAT_INTREQ 0x0040 /* 6 */ 180 #define XL_STAT_STATSOFLOW 0x0080 /* 7 */ 181 #define XL_STAT_DMADONE 0x0100 /* 8 first generation */ 182 #define XL_STAT_LINKSTAT 0x0100 /* 8 3c509B */ 183 #define XL_STAT_DOWN_COMPLETE 0x0200 /* 9 */ 184 #define XL_STAT_UP_COMPLETE 0x0400 /* 10 */ 185 #define XL_STAT_DMABUSY 0x0800 /* 11 first generation */ 186 #define XL_STAT_CMDBUSY 0x1000 /* 12 */ 187 188 /* 189 * Interrupts we normally want enabled. 190 */ 191 #define XL_INTRS \ 192 (XL_STAT_UP_COMPLETE|XL_STAT_STATSOFLOW|XL_STAT_ADFAIL| \ 193 XL_STAT_DOWN_COMPLETE|XL_STAT_TX_COMPLETE|XL_STAT_INTLATCH) 194 195 /* 196 * Window 0 registers 197 */ 198 #define XL_W0_EE_DATA 0x0C 199 #define XL_W0_EE_CMD 0x0A 200 #define XL_W0_RSRC_CFG 0x08 201 #define XL_W0_ADDR_CFG 0x06 202 #define XL_W0_CFG_CTRL 0x04 203 204 #define XL_W0_PROD_ID 0x02 205 #define XL_W0_MFG_ID 0x00 206 207 /* 208 * Window 1 209 */ 210 211 #define XL_W1_TX_FIFO 0x10 212 213 #define XL_W1_FREE_TX 0x0C 214 #define XL_W1_TX_STATUS 0x0B 215 #define XL_W1_TX_TIMER 0x0A 216 #define XL_W1_RX_STATUS 0x08 217 #define XL_W1_RX_FIFO 0x00 218 219 /* 220 * RX status codes 221 */ 222 #define XL_RXSTATUS_OVERRUN 0x01 223 #define XL_RXSTATUS_RUNT 0x02 224 #define XL_RXSTATUS_ALIGN 0x04 225 #define XL_RXSTATUS_CRC 0x08 226 #define XL_RXSTATUS_OVERSIZE 0x10 227 #define XL_RXSTATUS_DRIBBLE 0x20 228 229 /* 230 * TX status codes 231 */ 232 #define XL_TXSTATUS_RECLAIM 0x02 /* 3c905B only */ 233 #define XL_TXSTATUS_OVERFLOW 0x04 234 #define XL_TXSTATUS_MAXCOLS 0x08 235 #define XL_TXSTATUS_UNDERRUN 0x10 236 #define XL_TXSTATUS_JABBER 0x20 237 #define XL_TXSTATUS_INTREQ 0x40 238 #define XL_TXSTATUS_COMPLETE 0x80 239 240 /* 241 * Window 2 242 */ 243 #define XL_W2_RESET_OPTIONS 0x0C /* 3c905B only */ 244 #define XL_W2_STATION_MASK_HI 0x0A 245 #define XL_W2_STATION_MASK_MID 0x08 246 #define XL_W2_STATION_MASK_LO 0x06 247 #define XL_W2_STATION_ADDR_HI 0x04 248 #define XL_W2_STATION_ADDR_MID 0x02 249 #define XL_W2_STATION_ADDR_LO 0x00 250 251 #define XL_RESETOPT_FEATUREMASK (0x0001 | 0x0002 | 0x004) 252 #define XL_RESETOPT_D3RESETDIS 0x0008 253 #define XL_RESETOPT_DISADVFD 0x0010 254 #define XL_RESETOPT_DISADV100 0x0020 255 #define XL_RESETOPT_DISAUTONEG 0x0040 256 #define XL_RESETOPT_DEBUGMODE 0x0080 257 #define XL_RESETOPT_FASTAUTO 0x0100 258 #define XL_RESETOPT_FASTEE 0x0200 259 #define XL_RESETOPT_FORCEDCONF 0x0400 260 #define XL_RESETOPT_TESTPDTPDR 0x0800 261 #define XL_RESETOPT_TEST100TX 0x1000 262 #define XL_RESETOPT_TEST100RX 0x2000 263 264 #define XL_RESETOPT_INVERT_LED 0x0010 265 #define XL_RESETOPT_INVERT_MII 0x4000 266 267 /* 268 * Window 3 (fifo management) 269 */ 270 #define XL_W3_INTERNAL_CFG 0x00 271 #define XL_W3_MAXPKTSIZE 0x04 /* 3c905B only */ 272 #define XL_W3_RESET_OPT 0x08 273 #define XL_W3_FREE_TX 0x0C 274 #define XL_W3_FREE_RX 0x0A 275 #define XL_W3_MAC_CTRL 0x06 276 277 #define XL_ICFG_CONNECTOR_MASK 0x00F00000 278 #define XL_ICFG_CONNECTOR_BITS 20 279 280 #define XL_ICFG_RAMSIZE_MASK 0x00000007 281 #define XL_ICFG_RAMWIDTH 0x00000008 282 #define XL_ICFG_ROMSIZE_MASK (0x00000040 | 0x00000080) 283 #define XL_ICFG_DISABLE_BASSD 0x00000100 284 #define XL_ICFG_RAMLOC 0x00000200 285 #define XL_ICFG_RAMPART (0x00010000 | 0x00020000) 286 #define XL_ICFG_XCVRSEL (0x00100000 | 0x00200000 | 0x00400000) 287 #define XL_ICFG_AUTOSEL 0x01000000 288 289 #define XL_XCVR_10BT 0x00 290 #define XL_XCVR_AUI 0x01 291 #define XL_XCVR_RSVD_0 0x02 292 #define XL_XCVR_COAX 0x03 293 #define XL_XCVR_100BTX 0x04 294 #define XL_XCVR_100BFX 0x05 295 #define XL_XCVR_MII 0x06 296 #define XL_XCVR_RSVD_1 0x07 297 #define XL_XCVR_AUTO 0x08 /* 3c905B only */ 298 299 #define XL_MACCTRL_DEFER_EXT_END 0x0001 300 #define XL_MACCTRL_DEFER_0 0x0002 301 #define XL_MACCTRL_DEFER_1 0x0004 302 #define XL_MACCTRL_DEFER_2 0x0008 303 #define XL_MACCTRL_DEFER_3 0x0010 304 #define XL_MACCTRL_DUPLEX 0x0020 305 #define XL_MACCTRL_ALLOW_LARGE_PACK 0x0040 306 #define XL_MACCTRL_EXTEND_AFTER_COL 0x0080 /* 3c905B only */ 307 #define XL_MACCTRL_FLOW_CONTROL_ENB 0x0100 /* 3c905B only */ 308 #define XL_MACCTRL_VLT_END 0x0200 /* 3c905B only */ 309 310 /* 311 * The 'reset options' register contains power-on reset values 312 * loaded from the EEPROM. This includes the supported media 313 * types on the card. It is also known as the media options register. 314 */ 315 #define XL_W3_MEDIA_OPT 0x08 316 317 #define XL_MEDIAOPT_BT4 0x0001 /* MII */ 318 #define XL_MEDIAOPT_BTX 0x0002 /* on-chip */ 319 #define XL_MEDIAOPT_BFX 0x0004 /* on-chip */ 320 #define XL_MEDIAOPT_BT 0x0008 /* on-chip */ 321 #define XL_MEDIAOPT_BNC 0x0010 /* on-chip */ 322 #define XL_MEDIAOPT_AUI 0x0020 /* on-chip */ 323 #define XL_MEDIAOPT_MII 0x0040 /* MII */ 324 #define XL_MEDIAOPT_VCO 0x0100 /* 1st gen chip only */ 325 326 #define XL_MEDIAOPT_10FL 0x0100 /* 3x905B only, on-chip */ 327 #define XL_MEDIAOPT_MASK 0x01FF 328 329 /* 330 * Window 4 (diagnostics) 331 */ 332 #define XL_W4_UPPERBYTESOK 0x0D 333 #define XL_W4_BADSSD 0x0C 334 #define XL_W4_MEDIA_STATUS 0x0A 335 #define XL_W4_PHY_MGMT 0x08 336 #define XL_W4_NET_DIAG 0x06 337 #define XL_W4_FIFO_DIAG 0x04 338 #define XL_W4_VCO_DIAG 0x02 339 340 #define XL_W4_CTRLR_STAT 0x08 341 #define XL_W4_TX_DIAG 0x00 342 343 #define XL_MII_CLK 0x01 344 #define XL_MII_DATA 0x02 345 #define XL_MII_DIR 0x04 346 347 #define XL_MEDIA_SQE 0x0008 348 #define XL_MEDIA_10TP 0x00C0 349 #define XL_MEDIA_LNK 0x0080 350 #define XL_MEDIA_LNKBEAT 0x0800 351 352 #define XL_MEDIASTAT_CRCSTRIP 0x0004 353 #define XL_MEDIASTAT_SQEENB 0x0008 354 #define XL_MEDIASTAT_COLDET 0x0010 355 #define XL_MEDIASTAT_CARRIER 0x0020 356 #define XL_MEDIASTAT_JABGUARD 0x0040 357 #define XL_MEDIASTAT_LINKBEAT 0x0080 358 #define XL_MEDIASTAT_JABDETECT 0x0200 359 #define XL_MEDIASTAT_POLREVERS 0x0400 360 #define XL_MEDIASTAT_LINKDETECT 0x0800 361 #define XL_MEDIASTAT_TXINPROG 0x1000 362 #define XL_MEDIASTAT_DCENB 0x4000 363 #define XL_MEDIASTAT_AUIDIS 0x8000 364 365 #define XL_NETDIAG_TEST_LOWVOLT 0x0001 366 #define XL_NETDIAG_ASIC_REVMASK \ 367 (0x0002 | 0x0004 | 0x0008 | 0x0010 | 0x0020) 368 #define XL_NETDIAG_UPPER_BYTES_ENABLE 0x0040 369 #define XL_NETDIAG_STATS_ENABLED 0x0080 370 #define XL_NETDIAG_TX_FATALERR 0x0100 371 #define XL_NETDIAG_TRANSMITTING 0x0200 372 #define XL_NETDIAG_RX_ENABLED 0x0400 373 #define XL_NETDIAG_TX_ENABLED 0x0800 374 #define XL_NETDIAG_FIFO_LOOPBACK 0x1000 375 #define XL_NETDIAG_MAC_LOOPBACK 0x2000 376 #define XL_NETDIAG_ENDEC_LOOPBACK 0x4000 377 #define XL_NETDIAG_EXTERNAL_LOOP 0x8000 378 379 /* 380 * Window 5 381 */ 382 #define XL_W5_STAT_ENB 0x0C 383 #define XL_W5_INTR_ENB 0x0A 384 #define XL_W5_RECLAIM_THRESH 0x09 /* 3c905B only */ 385 #define XL_W5_RX_FILTER 0x08 386 #define XL_W5_RX_EARLYTHRESH 0x06 387 #define XL_W5_TX_AVAILTHRESH 0x02 388 #define XL_W5_TX_STARTTHRESH 0x00 389 390 /* 391 * RX filter bits 392 */ 393 #define XL_RXFILTER_INDIVIDUAL 0x01 394 #define XL_RXFILTER_ALLMULTI 0x02 395 #define XL_RXFILTER_BROADCAST 0x04 396 #define XL_RXFILTER_ALLFRAMES 0x08 397 #define XL_RXFILTER_MULTIHASH 0x10 /* 3c905B only */ 398 399 /* 400 * Window 6 (stats) 401 */ 402 #define XL_W6_TX_BYTES_OK 0x0C 403 #define XL_W6_RX_BYTES_OK 0x0A 404 #define XL_W6_UPPER_FRAMES_OK 0x09 405 #define XL_W6_DEFERRED 0x08 406 #define XL_W6_RX_OK 0x07 407 #define XL_W6_TX_OK 0x06 408 #define XL_W6_RX_OVERRUN 0x05 409 #define XL_W6_COL_LATE 0x04 410 #define XL_W6_COL_SINGLE 0x03 411 #define XL_W6_COL_MULTIPLE 0x02 412 #define XL_W6_SQE_ERRORS 0x01 413 #define XL_W6_CARRIER_LOST 0x00 414 415 /* 416 * Window 7 (bus master control) 417 */ 418 #define XL_W7_BM_ADDR 0x00 419 #define XL_W7_BM_LEN 0x06 420 #define XL_W7_BM_STATUS 0x0B 421 #define XL_W7_BM_TIMEr 0x0A 422 #define XL_W7_BM_PME 0x0C 423 424 #define XL_BM_PME_WAKE 0x0001 425 #define XL_BM_PME_MAGIC 0x0002 426 #define XL_BM_PME_LINKCHG 0x0004 427 #define XL_BM_PME_WAKETIMER 0x0008 428 /* 429 * bus master control registers 430 */ 431 #define XL_BM_PKTSTAT 0x20 432 #define XL_BM_DOWNLISTPTR 0x24 433 #define XL_BM_FRAGADDR 0x28 434 #define XL_BM_FRAGLEN 0x2C 435 #define XL_BM_TXFREETHRESH 0x2F 436 #define XL_BM_UPPKTSTAT 0x30 437 #define XL_BM_UPLISTPTR 0x38 438 439 #define XL_LAST_FRAG 0x80000000 440 441 #define XL_MAXFRAGS 63 442 #define XL_RX_LIST_CNT 128 443 #define XL_TX_LIST_CNT 256 444 #define XL_RX_LIST_SZ \ 445 (XL_RX_LIST_CNT * sizeof(struct xl_list_onefrag)) 446 #define XL_TX_LIST_SZ \ 447 (XL_TX_LIST_CNT * sizeof(struct xl_list)) 448 #define XL_MIN_FRAMELEN 60 449 #define ETHER_ALIGN 2 450 #define XL_INC(x, y) (x) = (x + 1) % y 451 452 /* 453 * Boomerang/Cyclone TX/RX list structure. 454 * For the TX lists, bits 0 to 12 of the status word indicate 455 * length. 456 * This looks suspiciously like the ThunderLAN, doesn't it. 457 */ 458 struct xl_frag { 459 u_int32_t xl_addr; /* 63 addr/len pairs */ 460 u_int32_t xl_len; 461 }; 462 463 struct xl_list { 464 u_int32_t xl_next; /* final entry has 0 nextptr */ 465 u_int32_t xl_status; 466 struct xl_frag xl_frag[XL_MAXFRAGS]; 467 }; 468 469 struct xl_list_onefrag { 470 u_int32_t xl_next; /* final entry has 0 nextptr */ 471 u_int32_t xl_status; 472 struct xl_frag xl_frag; 473 }; 474 475 struct xl_list_data { 476 struct xl_list_onefrag *xl_rx_list; 477 struct xl_list *xl_tx_list; 478 u_int32_t xl_rx_dmaaddr; 479 bus_dma_tag_t xl_rx_tag; 480 bus_dmamap_t xl_rx_dmamap; 481 u_int32_t xl_tx_dmaaddr; 482 bus_dma_tag_t xl_tx_tag; 483 bus_dmamap_t xl_tx_dmamap; 484 }; 485 486 struct xl_chain { 487 struct xl_list *xl_ptr; 488 struct mbuf *xl_mbuf; 489 struct xl_chain *xl_next; 490 struct xl_chain *xl_prev; 491 u_int32_t xl_phys; 492 bus_dmamap_t xl_map; 493 }; 494 495 struct xl_chain_onefrag { 496 struct xl_list_onefrag *xl_ptr; 497 struct mbuf *xl_mbuf; 498 struct xl_chain_onefrag *xl_next; 499 bus_dmamap_t xl_map; 500 }; 501 502 struct xl_chain_data { 503 struct xl_chain_onefrag xl_rx_chain[XL_RX_LIST_CNT]; 504 struct xl_chain xl_tx_chain[XL_TX_LIST_CNT]; 505 bus_dma_segment_t xl_tx_segs[XL_MAXFRAGS]; 506 507 struct xl_chain_onefrag *xl_rx_head; 508 509 /* 3c90x "boomerang" queuing stuff */ 510 struct xl_chain *xl_tx_head; 511 struct xl_chain *xl_tx_tail; 512 struct xl_chain *xl_tx_free; 513 514 /* 3c90xB "cyclone/hurricane/tornado" stuff */ 515 int xl_tx_prod; 516 int xl_tx_cons; 517 int xl_tx_cnt; 518 }; 519 520 #define XL_RXSTAT_LENMASK 0x00001FFF 521 #define XL_RXSTAT_UP_ERROR 0x00004000 522 #define XL_RXSTAT_UP_CMPLT 0x00008000 523 #define XL_RXSTAT_UP_OVERRUN 0x00010000 524 #define XL_RXSTAT_RUNT 0x00020000 525 #define XL_RXSTAT_ALIGN 0x00040000 526 #define XL_RXSTAT_CRC 0x00080000 527 #define XL_RXSTAT_OVERSIZE 0x00100000 528 #define XL_RXSTAT_DRIBBLE 0x00800000 529 #define XL_RXSTAT_UP_OFLOW 0x01000000 530 #define XL_RXSTAT_IPCKERR 0x02000000 /* 3c905B only */ 531 #define XL_RXSTAT_TCPCKERR 0x04000000 /* 3c905B only */ 532 #define XL_RXSTAT_UDPCKERR 0x08000000 /* 3c905B only */ 533 #define XL_RXSTAT_BUFEN 0x10000000 /* 3c905B only */ 534 #define XL_RXSTAT_IPCKOK 0x20000000 /* 3c905B only */ 535 #define XL_RXSTAT_TCPCOK 0x40000000 /* 3c905B only */ 536 #define XL_RXSTAT_UDPCKOK 0x80000000 /* 3c905B only */ 537 538 #define XL_TXSTAT_LENMASK 0x00001FFF 539 #define XL_TXSTAT_CRCDIS 0x00002000 540 #define XL_TXSTAT_TX_INTR 0x00008000 541 #define XL_TXSTAT_DL_COMPLETE 0x00010000 542 #define XL_TXSTAT_IPCKSUM 0x02000000 /* 3c905B only */ 543 #define XL_TXSTAT_TCPCKSUM 0x04000000 /* 3c905B only */ 544 #define XL_TXSTAT_UDPCKSUM 0x08000000 /* 3c905B only */ 545 #define XL_TXSTAT_RND_DEFEAT 0x10000000 /* 3c905B only */ 546 #define XL_TXSTAT_EMPTY 0x20000000 /* 3c905B only */ 547 #define XL_TXSTAT_DL_INTR 0x80000000 548 549 #define XL_CAPABILITY_BM 0x20 550 551 struct xl_type { 552 u_int16_t xl_vid; 553 u_int16_t xl_did; 554 char *xl_name; 555 }; 556 557 struct xl_mii_frame { 558 u_int8_t mii_stdelim; 559 u_int8_t mii_opcode; 560 u_int8_t mii_phyaddr; 561 u_int8_t mii_regaddr; 562 u_int8_t mii_turnaround; 563 u_int16_t mii_data; 564 }; 565 566 /* 567 * MII constants 568 */ 569 #define XL_MII_STARTDELIM 0x01 570 #define XL_MII_READOP 0x02 571 #define XL_MII_WRITEOP 0x01 572 #define XL_MII_TURNAROUND 0x02 573 574 /* 575 * The 3C905B adapters implement a few features that we want to 576 * take advantage of, namely the multicast hash filter. With older 577 * chips, you only have the option of turning on reception of all 578 * multicast frames, which is kind of lame. 579 * 580 * We also use this to decide on a transmit strategy. For the 3c90xB 581 * cards, we can use polled descriptor mode, which reduces CPU overhead. 582 */ 583 #define XL_TYPE_905B 1 584 #define XL_TYPE_90X 2 585 586 #define XL_FLAG_FUNCREG 0x0001 587 #define XL_FLAG_PHYOK 0x0002 588 #define XL_FLAG_EEPROM_OFFSET_30 0x0004 589 #define XL_FLAG_WEIRDRESET 0x0008 590 #define XL_FLAG_8BITROM 0x0010 591 #define XL_FLAG_INVERT_LED_PWR 0x0020 592 #define XL_FLAG_INVERT_MII_PWR 0x0040 593 #define XL_FLAG_NO_XCVR_PWR 0x0080 594 #define XL_FLAG_USE_MMIO 0x0100 595 #define XL_FLAG_NO_MMIO 0x0200 596 #define XL_FLAG_WOL 0x0400 597 598 #define XL_NO_XCVR_PWR_MAGICBITS 0x0900 599 600 struct xl_softc { 601 struct ifnet *xl_ifp; /* interface info */ 602 device_t xl_dev; /* device info */ 603 struct ifmedia ifmedia; /* media info */ 604 bus_space_handle_t xl_bhandle; 605 bus_space_tag_t xl_btag; 606 void *xl_intrhand; 607 struct resource *xl_irq; 608 struct resource *xl_res; 609 device_t xl_miibus; 610 const struct xl_type *xl_info; /* 3Com adapter info */ 611 bus_dma_tag_t xl_mtag; 612 bus_dmamap_t xl_tmpmap; /* spare DMA map */ 613 u_int8_t xl_type; 614 u_int32_t xl_xcvr; 615 u_int16_t xl_media; 616 u_int16_t xl_caps; 617 u_int8_t xl_stats_no_timeout; 618 u_int16_t xl_tx_thresh; 619 int xl_pmcap; 620 int xl_if_flags; 621 struct xl_list_data xl_ldata; 622 struct xl_chain_data xl_cdata; 623 struct callout xl_stat_callout; 624 int xl_wdog_timer; 625 int xl_flags; 626 struct resource *xl_fres; 627 bus_space_handle_t xl_fhandle; 628 bus_space_tag_t xl_ftag; 629 struct mtx xl_mtx; 630 struct task xl_task; 631 #ifdef DEVICE_POLLING 632 int rxcycles; 633 #endif 634 }; 635 636 #define XL_LOCK(_sc) mtx_lock(&(_sc)->xl_mtx) 637 #define XL_UNLOCK(_sc) mtx_unlock(&(_sc)->xl_mtx) 638 #define XL_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->xl_mtx, MA_OWNED) 639 640 #define xl_rx_goodframes(x) \ 641 ((x.xl_upper_frames_ok & 0x03) << 8) | x.xl_rx_frames_ok 642 643 #define xl_tx_goodframes(x) \ 644 ((x.xl_upper_frames_ok & 0x30) << 4) | x.xl_tx_frames_ok 645 646 struct xl_stats { 647 u_int8_t xl_carrier_lost; 648 u_int8_t xl_sqe_errs; 649 u_int8_t xl_tx_multi_collision; 650 u_int8_t xl_tx_single_collision; 651 u_int8_t xl_tx_late_collision; 652 u_int8_t xl_rx_overrun; 653 u_int8_t xl_tx_frames_ok; 654 u_int8_t xl_rx_frames_ok; 655 u_int8_t xl_tx_deferred; 656 u_int8_t xl_upper_frames_ok; 657 u_int16_t xl_rx_bytes_ok; 658 u_int16_t xl_tx_bytes_ok; 659 u_int16_t status; 660 }; 661 662 /* 663 * register space access macros 664 */ 665 #define CSR_WRITE_4(sc, reg, val) \ 666 bus_space_write_4(sc->xl_btag, sc->xl_bhandle, reg, val) 667 #define CSR_WRITE_2(sc, reg, val) \ 668 bus_space_write_2(sc->xl_btag, sc->xl_bhandle, reg, val) 669 #define CSR_WRITE_1(sc, reg, val) \ 670 bus_space_write_1(sc->xl_btag, sc->xl_bhandle, reg, val) 671 672 #define CSR_READ_4(sc, reg) \ 673 bus_space_read_4(sc->xl_btag, sc->xl_bhandle, reg) 674 #define CSR_READ_2(sc, reg) \ 675 bus_space_read_2(sc->xl_btag, sc->xl_bhandle, reg) 676 #define CSR_READ_1(sc, reg) \ 677 bus_space_read_1(sc->xl_btag, sc->xl_bhandle, reg) 678 679 #define XL_SEL_WIN(x) \ 680 CSR_WRITE_2(sc, XL_COMMAND, XL_CMD_WINSEL | x) 681 #define XL_TIMEOUT 1000 682 683 /* 684 * General constants that are fun to know. 685 * 686 * 3Com PCI vendor ID 687 */ 688 #define TC_VENDORID 0x10B7 689 690 /* 691 * 3Com chip device IDs. 692 */ 693 #define TC_DEVICEID_BOOMERANG_10BT 0x9000 694 #define TC_DEVICEID_BOOMERANG_10BT_COMBO 0x9001 695 #define TC_DEVICEID_BOOMERANG_10_100BT 0x9050 696 #define TC_DEVICEID_BOOMERANG_100BT4 0x9051 697 #define TC_DEVICEID_KRAKATOA_10BT 0x9004 698 #define TC_DEVICEID_KRAKATOA_10BT_COMBO 0x9005 699 #define TC_DEVICEID_KRAKATOA_10BT_TPC 0x9006 700 #define TC_DEVICEID_CYCLONE_10FL 0x900A 701 #define TC_DEVICEID_HURRICANE_10_100BT 0x9055 702 #define TC_DEVICEID_CYCLONE_10_100BT4 0x9056 703 #define TC_DEVICEID_CYCLONE_10_100_COMBO 0x9058 704 #define TC_DEVICEID_CYCLONE_10_100FX 0x905A 705 #define TC_DEVICEID_TORNADO_10_100BT 0x9200 706 #define TC_DEVICEID_TORNADO_10_100BT_920B 0x9201 707 #define TC_DEVICEID_TORNADO_10_100BT_920B_WNM 0x9202 708 #define TC_DEVICEID_HURRICANE_10_100BT_SERV 0x9800 709 #define TC_DEVICEID_TORNADO_10_100BT_SERV 0x9805 710 #define TC_DEVICEID_HURRICANE_SOHO100TX 0x7646 711 #define TC_DEVICEID_TORNADO_HOMECONNECT 0x4500 712 #define TC_DEVICEID_HURRICANE_555 0x5055 713 #define TC_DEVICEID_HURRICANE_556 0x6055 714 #define TC_DEVICEID_HURRICANE_556B 0x6056 715 #define TC_DEVICEID_HURRICANE_575A 0x5057 716 #define TC_DEVICEID_HURRICANE_575B 0x5157 717 #define TC_DEVICEID_HURRICANE_575C 0x5257 718 #define TC_DEVICEID_HURRICANE_656 0x6560 719 #define TC_DEVICEID_HURRICANE_656B 0x6562 720 #define TC_DEVICEID_TORNADO_656C 0x6564 721 722 /* 723 * PCI low memory base and low I/O base register, and 724 * other PCI registers. Note: some are only available on 725 * the 3c905B, in particular those that related to power management. 726 */ 727 #define XL_PCI_VENDOR_ID 0x00 728 #define XL_PCI_DEVICE_ID 0x02 729 #define XL_PCI_COMMAND 0x04 730 #define XL_PCI_STATUS 0x06 731 #define XL_PCI_CLASSCODE 0x09 732 #define XL_PCI_LATENCY_TIMER 0x0D 733 #define XL_PCI_HEADER_TYPE 0x0E 734 #define XL_PCI_LOIO 0x10 735 #define XL_PCI_LOMEM 0x14 736 #define XL_PCI_FUNCMEM 0x18 737 #define XL_PCI_BIOSROM 0x30 738 #define XL_PCI_INTLINE 0x3C 739 #define XL_PCI_INTPIN 0x3D 740 #define XL_PCI_MINGNT 0x3E 741 #define XL_PCI_MINLAT 0x0F 742 #define XL_PCI_RESETOPT 0x48 743 #define XL_PCI_EEPROM_DATA 0x4C 744 745 /* 3c905B-only registers */ 746 #define XL_PCI_CAPID 0xDC /* 8 bits */ 747 #define XL_PCI_NEXTPTR 0xDD /* 8 bits */ 748 #define XL_PCI_PWRMGMTCAP 0xDE /* 16 bits */ 749 #define XL_PCI_PWRMGMTCTRL 0xE0 /* 16 bits */ 750 751 #define XL_PSTATE_MASK 0x0003 752 #define XL_PSTATE_D0 0x0000 753 #define XL_PSTATE_D1 0x0002 754 #define XL_PSTATE_D2 0x0002 755 #define XL_PSTATE_D3 0x0003 756 #define XL_PME_EN 0x0010 757 #define XL_PME_STATUS 0x8000 758 759 #ifndef IFM_10_FL 760 #define IFM_10_FL 13 /* 10baseFL - Fiber */ 761 #endif 762