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: src/sys/pci/if_xlreg.h,v 1.25.2.8 2003/08/10 21:55:57 silby Exp $ 33 * $DragonFly: src/sys/dev/netif/xl/if_xlreg.h,v 1.8 2005/09/27 02:41:29 sephe Exp $ 34 */ 35 36 #define XL_EE_READ 0x0080 /* read, 5 bit address */ 37 #define XL_EE_WRITE 0x0040 /* write, 5 bit address */ 38 #define XL_EE_ERASE 0x00c0 /* erase, 5 bit address */ 39 #define XL_EE_EWEN 0x0030 /* erase, no data needed */ 40 #define XL_EE_8BIT_READ 0x0200 /* read, 8 bit address */ 41 #define XL_EE_BUSY 0x8000 42 43 #define XL_EE_EADDR0 0x00 /* station address, first word */ 44 #define XL_EE_EADDR1 0x01 /* station address, next word, */ 45 #define XL_EE_EADDR2 0x02 /* station address, last word */ 46 #define XL_EE_PRODID 0x03 /* product ID code */ 47 #define XL_EE_MDATA_DATE 0x04 /* manufacturing data, date */ 48 #define XL_EE_MDATA_DIV 0x05 /* manufacturing data, division */ 49 #define XL_EE_MDATA_PCODE 0x06 /* manufacturing data, product code */ 50 #define XL_EE_MFG_ID 0x07 51 #define XL_EE_PCI_PARM 0x08 52 #define XL_EE_ROM_ONFO 0x09 53 #define XL_EE_OEM_ADR0 0x0A 54 #define XL_EE_OEM_ADR1 0x0B 55 #define XL_EE_OEM_ADR2 0x0C 56 #define XL_EE_SOFTINFO1 0x0D 57 #define XL_EE_COMPAT 0x0E 58 #define XL_EE_SOFTINFO2 0x0F 59 #define XL_EE_CAPS 0x10 /* capabilities word */ 60 #define XL_EE_RSVD0 0x11 61 #define XL_EE_ICFG_0 0x12 62 #define XL_EE_ICFG_1 0x13 63 #define XL_EE_RSVD1 0x14 64 #define XL_EE_SOFTINFO3 0x15 65 #define XL_EE_RSVD_2 0x16 66 67 /* 68 * Bits in the capabilities word 69 */ 70 #define XL_CAPS_PNP 0x0001 71 #define XL_CAPS_FULL_DUPLEX 0x0002 72 #define XL_CAPS_LARGE_PKTS 0x0004 73 #define XL_CAPS_SLAVE_DMA 0x0008 74 #define XL_CAPS_SECOND_DMA 0x0010 75 #define XL_CAPS_FULL_BM 0x0020 76 #define XL_CAPS_FRAG_BM 0x0040 77 #define XL_CAPS_CRC_PASSTHRU 0x0080 78 #define XL_CAPS_TXDONE 0x0100 79 #define XL_CAPS_NO_TXLENGTH 0x0200 80 #define XL_CAPS_RX_REPEAT 0x0400 81 #define XL_CAPS_SNOOPING 0x0800 82 #define XL_CAPS_100MBPS 0x1000 83 #define XL_CAPS_PWRMGMT 0x2000 84 85 #define XL_PACKET_SIZE 1540 86 #ifndef ETHER_VLAN_ENCAP_LEN 87 #define ETHER_VLAN_ENCAP_LEN 4 88 #endif 89 #define XL_MAX_FRAMELEN (ETHER_MAX_LEN + ETHER_VLAN_ENCAP_LEN) 90 91 /* 92 * Register layouts. 93 */ 94 #define XL_COMMAND 0x0E 95 #define XL_STATUS 0x0E 96 97 #define XL_TX_STATUS 0x1B 98 #define XL_TX_FREE 0x1C 99 #define XL_DMACTL 0x20 100 #define XL_DOWNLIST_PTR 0x24 101 #define XL_DOWN_POLL 0x2D /* 3c90xB only */ 102 #define XL_TX_FREETHRESH 0x2F 103 #define XL_UPLIST_PTR 0x38 104 #define XL_UPLIST_STATUS 0x30 105 #define XL_UP_POLL 0x3D /* 3c90xB only */ 106 107 #define XL_PKTSTAT_UP_STALLED 0x00002000 108 #define XL_PKTSTAT_UP_ERROR 0x00004000 109 #define XL_PKTSTAT_UP_CMPLT 0x00008000 110 111 #define XL_DMACTL_DN_CMPLT_REQ 0x00000002 112 #define XL_DMACTL_DOWN_STALLED 0x00000004 113 #define XL_DMACTL_UP_CMPLT 0x00000008 114 #define XL_DMACTL_DOWN_CMPLT 0x00000010 115 #define XL_DMACTL_UP_RX_EARLY 0x00000020 116 #define XL_DMACTL_ARM_COUNTDOWN 0x00000040 117 #define XL_DMACTL_DOWN_INPROG 0x00000080 118 #define XL_DMACTL_COUNTER_SPEED 0x00000100 119 #define XL_DMACTL_DOWNDOWN_MODE 0x00000200 120 #define XL_DMACTL_TARGET_ABORT 0x40000000 121 #define XL_DMACTL_MASTER_ABORT 0x80000000 122 123 /* 124 * Command codes. Some command codes require that we wait for 125 * the CMD_BUSY flag to clear. Those codes are marked as 'mustwait.' 126 */ 127 #define XL_CMD_RESET 0x0000 /* mustwait */ 128 #define XL_CMD_WINSEL 0x0800 129 #define XL_CMD_COAX_START 0x1000 130 #define XL_CMD_RX_DISABLE 0x1800 131 #define XL_CMD_RX_ENABLE 0x2000 132 #define XL_CMD_RX_RESET 0x2800 /* mustwait */ 133 #define XL_CMD_UP_STALL 0x3000 /* mustwait */ 134 #define XL_CMD_UP_UNSTALL 0x3001 135 #define XL_CMD_DOWN_STALL 0x3002 /* mustwait */ 136 #define XL_CMD_DOWN_UNSTALL 0x3003 137 #define XL_CMD_RX_DISCARD 0x4000 138 #define XL_CMD_TX_ENABLE 0x4800 139 #define XL_CMD_TX_DISABLE 0x5000 140 #define XL_CMD_TX_RESET 0x5800 /* mustwait */ 141 #define XL_CMD_INTR_FAKE 0x6000 142 #define XL_CMD_INTR_ACK 0x6800 143 #define XL_CMD_INTR_ENB 0x7000 144 #define XL_CMD_STAT_ENB 0x7800 145 #define XL_CMD_RX_SET_FILT 0x8000 146 #define XL_CMD_RX_SET_THRESH 0x8800 147 #define XL_CMD_TX_SET_THRESH 0x9000 148 #define XL_CMD_TX_SET_START 0x9800 149 #define XL_CMD_DMA_UP 0xA000 150 #define XL_CMD_DMA_STOP 0xA001 151 #define XL_CMD_STATS_ENABLE 0xA800 152 #define XL_CMD_STATS_DISABLE 0xB000 153 #define XL_CMD_COAX_STOP 0xB800 154 155 #define XL_CMD_SET_TX_RECLAIM 0xC000 /* 3c905B only */ 156 #define XL_CMD_RX_SET_HASH 0xC800 /* 3c905B only */ 157 158 #define XL_HASH_SET 0x0400 159 #define XL_HASHFILT_SIZE 256 160 161 /* 162 * status codes 163 * Note that bits 15 to 13 indicate the currently visible register window 164 * which may be anything from 0 to 7. 165 */ 166 #define XL_STAT_INTLATCH 0x0001 /* 0 */ 167 #define XL_STAT_ADFAIL 0x0002 /* 1 */ 168 #define XL_STAT_TX_COMPLETE 0x0004 /* 2 */ 169 #define XL_STAT_TX_AVAIL 0x0008 /* 3 first generation */ 170 #define XL_STAT_RX_COMPLETE 0x0010 /* 4 */ 171 #define XL_STAT_RX_EARLY 0x0020 /* 5 */ 172 #define XL_STAT_INTREQ 0x0040 /* 6 */ 173 #define XL_STAT_STATSOFLOW 0x0080 /* 7 */ 174 #define XL_STAT_DMADONE 0x0100 /* 8 first generation */ 175 #define XL_STAT_LINKSTAT 0x0100 /* 8 3c509B */ 176 #define XL_STAT_DOWN_COMPLETE 0x0200 /* 9 */ 177 #define XL_STAT_UP_COMPLETE 0x0400 /* 10 */ 178 #define XL_STAT_DMABUSY 0x0800 /* 11 first generation */ 179 #define XL_STAT_CMDBUSY 0x1000 /* 12 */ 180 181 /* 182 * Interrupts we normally want enabled. 183 */ 184 #define XL_INTRS \ 185 (XL_STAT_UP_COMPLETE|XL_STAT_STATSOFLOW|XL_STAT_ADFAIL| \ 186 XL_STAT_DOWN_COMPLETE|XL_STAT_TX_COMPLETE|XL_STAT_INTLATCH) 187 188 /* 189 * Window 0 registers 190 */ 191 #define XL_W0_EE_DATA 0x0C 192 #define XL_W0_EE_CMD 0x0A 193 #define XL_W0_RSRC_CFG 0x08 194 #define XL_W0_ADDR_CFG 0x06 195 #define XL_W0_CFG_CTRL 0x04 196 197 #define XL_W0_PROD_ID 0x02 198 #define XL_W0_MFG_ID 0x00 199 200 /* 201 * Window 1 202 */ 203 204 #define XL_W1_TX_FIFO 0x10 205 206 #define XL_W1_FREE_TX 0x0C 207 #define XL_W1_TX_STATUS 0x0B 208 #define XL_W1_TX_TIMER 0x0A 209 #define XL_W1_RX_STATUS 0x08 210 #define XL_W1_RX_FIFO 0x00 211 212 /* 213 * RX status codes 214 */ 215 #define XL_RXSTATUS_OVERRUN 0x01 216 #define XL_RXSTATUS_RUNT 0x02 217 #define XL_RXSTATUS_ALIGN 0x04 218 #define XL_RXSTATUS_CRC 0x08 219 #define XL_RXSTATUS_OVERSIZE 0x10 220 #define XL_RXSTATUS_DRIBBLE 0x20 221 222 /* 223 * TX status codes 224 */ 225 #define XL_TXSTATUS_RECLAIM 0x02 /* 3c905B only */ 226 #define XL_TXSTATUS_OVERFLOW 0x04 227 #define XL_TXSTATUS_MAXCOLS 0x08 228 #define XL_TXSTATUS_UNDERRUN 0x10 229 #define XL_TXSTATUS_JABBER 0x20 230 #define XL_TXSTATUS_INTREQ 0x40 231 #define XL_TXSTATUS_COMPLETE 0x80 232 233 /* 234 * Window 2 235 */ 236 #define XL_W2_RESET_OPTIONS 0x0C /* 3c905B only */ 237 #define XL_W2_STATION_MASK_HI 0x0A 238 #define XL_W2_STATION_MASK_MID 0x08 239 #define XL_W2_STATION_MASK_LO 0x06 240 #define XL_W2_STATION_ADDR_HI 0x04 241 #define XL_W2_STATION_ADDR_MID 0x02 242 #define XL_W2_STATION_ADDR_LO 0x00 243 244 #define XL_RESETOPT_FEATUREMASK 0x0001|0x0002|0x004 245 #define XL_RESETOPT_D3RESETDIS 0x0008 246 #define XL_RESETOPT_DISADVFD 0x0010 247 #define XL_RESETOPT_DISADV100 0x0020 248 #define XL_RESETOPT_DISAUTONEG 0x0040 249 #define XL_RESETOPT_DEBUGMODE 0x0080 250 #define XL_RESETOPT_FASTAUTO 0x0100 251 #define XL_RESETOPT_FASTEE 0x0200 252 #define XL_RESETOPT_FORCEDCONF 0x0400 253 #define XL_RESETOPT_TESTPDTPDR 0x0800 254 #define XL_RESETOPT_TEST100TX 0x1000 255 #define XL_RESETOPT_TEST100RX 0x2000 256 257 #define XL_RESETOPT_INVERT_LED 0x0010 258 #define XL_RESETOPT_INVERT_MII 0x4000 259 260 /* 261 * Window 3 (fifo management) 262 */ 263 #define XL_W3_INTERNAL_CFG 0x00 264 #define XL_W3_MAXPKTSIZE 0x04 /* 3c905B only */ 265 #define XL_W3_RESET_OPT 0x08 266 #define XL_W3_FREE_TX 0x0C 267 #define XL_W3_FREE_RX 0x0A 268 #define XL_W3_MAC_CTRL 0x06 269 270 #define XL_ICFG_CONNECTOR_MASK 0x00F00000 271 #define XL_ICFG_CONNECTOR_BITS 20 272 273 #define XL_ICFG_RAMSIZE_MASK 0x00000007 274 #define XL_ICFG_RAMWIDTH 0x00000008 275 #define XL_ICFG_ROMSIZE_MASK (0x00000040|0x00000080) 276 #define XL_ICFG_DISABLE_BASSD 0x00000100 277 #define XL_ICFG_RAMLOC 0x00000200 278 #define XL_ICFG_RAMPART (0x00010000|0x00020000) 279 #define XL_ICFG_XCVRSEL (0x00100000|0x00200000|0x00400000) 280 #define XL_ICFG_AUTOSEL 0x01000000 281 282 #define XL_XCVR_10BT 0x00 283 #define XL_XCVR_AUI 0x01 284 #define XL_XCVR_RSVD_0 0x02 285 #define XL_XCVR_COAX 0x03 286 #define XL_XCVR_100BTX 0x04 287 #define XL_XCVR_100BFX 0x05 288 #define XL_XCVR_MII 0x06 289 #define XL_XCVR_RSVD_1 0x07 290 #define XL_XCVR_AUTO 0x08 /* 3c905B only */ 291 292 #define XL_MACCTRL_DEFER_EXT_END 0x0001 293 #define XL_MACCTRL_DEFER_0 0x0002 294 #define XL_MACCTRL_DEFER_1 0x0004 295 #define XL_MACCTRL_DEFER_2 0x0008 296 #define XL_MACCTRL_DEFER_3 0x0010 297 #define XL_MACCTRL_DUPLEX 0x0020 298 #define XL_MACCTRL_ALLOW_LARGE_PACK 0x0040 299 #define XL_MACCTRL_EXTEND_AFTER_COL 0x0080 (3c905B only) 300 #define XL_MACCTRL_FLOW_CONTROL_ENB 0x0100 (3c905B only) 301 #define XL_MACCTRL_VLT_END 0x0200 (3c905B only) 302 303 /* 304 * The 'reset options' register contains power-on reset values 305 * loaded from the EEPROM. This includes the supported media 306 * types on the card. It is also known as the media options register. 307 */ 308 #define XL_W3_MEDIA_OPT 0x08 309 310 #define XL_MEDIAOPT_BT4 0x0001 /* MII */ 311 #define XL_MEDIAOPT_BTX 0x0002 /* on-chip */ 312 #define XL_MEDIAOPT_BFX 0x0004 /* on-chip */ 313 #define XL_MEDIAOPT_BT 0x0008 /* on-chip */ 314 #define XL_MEDIAOPT_BNC 0x0010 /* on-chip */ 315 #define XL_MEDIAOPT_AUI 0x0020 /* on-chip */ 316 #define XL_MEDIAOPT_MII 0x0040 /* MII */ 317 #define XL_MEDIAOPT_VCO 0x0100 /* 1st gen chip only */ 318 319 #define XL_MEDIAOPT_10FL 0x0100 /* 3x905B only, on-chip */ 320 #define XL_MEDIAOPT_MASK 0x01FF 321 322 /* 323 * Window 4 (diagnostics) 324 */ 325 #define XL_W4_UPPERBYTESOK 0x0D 326 #define XL_W4_BADSSD 0x0C 327 #define XL_W4_MEDIA_STATUS 0x0A 328 #define XL_W4_PHY_MGMT 0x08 329 #define XL_W4_NET_DIAG 0x06 330 #define XL_W4_FIFO_DIAG 0x04 331 #define XL_W4_VCO_DIAG 0x02 332 333 #define XL_W4_CTRLR_STAT 0x08 334 #define XL_W4_TX_DIAG 0x00 335 336 #define XL_MII_CLK 0x01 337 #define XL_MII_DATA 0x02 338 #define XL_MII_DIR 0x04 339 340 #define XL_MEDIA_SQE 0x0008 341 #define XL_MEDIA_10TP 0x00C0 342 #define XL_MEDIA_LNK 0x0080 343 #define XL_MEDIA_LNKBEAT 0x0800 344 345 #define XL_MEDIASTAT_CRCSTRIP 0x0004 346 #define XL_MEDIASTAT_SQEENB 0x0008 347 #define XL_MEDIASTAT_COLDET 0x0010 348 #define XL_MEDIASTAT_CARRIER 0x0020 349 #define XL_MEDIASTAT_JABGUARD 0x0040 350 #define XL_MEDIASTAT_LINKBEAT 0x0080 351 #define XL_MEDIASTAT_JABDETECT 0x0200 352 #define XL_MEDIASTAT_POLREVERS 0x0400 353 #define XL_MEDIASTAT_LINKDETECT 0x0800 354 #define XL_MEDIASTAT_TXINPROG 0x1000 355 #define XL_MEDIASTAT_DCENB 0x4000 356 #define XL_MEDIASTAT_AUIDIS 0x8000 357 358 #define XL_NETDIAG_TEST_LOWVOLT 0x0001 359 #define XL_NETDIAG_ASIC_REVMASK (0x0002|0x0004|0x0008|0x0010|0x0020) 360 #define XL_NETDIAG_UPPER_BYTES_ENABLE 0x0040 361 #define XL_NETDIAG_STATS_ENABLED 0x0080 362 #define XL_NETDIAG_TX_FATALERR 0x0100 363 #define XL_NETDIAG_TRANSMITTING 0x0200 364 #define XL_NETDIAG_RX_ENABLED 0x0400 365 #define XL_NETDIAG_TX_ENABLED 0x0800 366 #define XL_NETDIAG_FIFO_LOOPBACK 0x1000 367 #define XL_NETDIAG_MAC_LOOPBACK 0x2000 368 #define XL_NETDIAG_ENDEC_LOOPBACK 0x4000 369 #define XL_NETDIAG_EXTERNAL_LOOP 0x8000 370 371 /* 372 * Window 5 373 */ 374 #define XL_W5_STAT_ENB 0x0C 375 #define XL_W5_INTR_ENB 0x0A 376 #define XL_W5_RECLAIM_THRESH 0x09 /* 3c905B only */ 377 #define XL_W5_RX_FILTER 0x08 378 #define XL_W5_RX_EARLYTHRESH 0x06 379 #define XL_W5_TX_AVAILTHRESH 0x02 380 #define XL_W5_TX_STARTTHRESH 0x00 381 382 /* 383 * RX filter bits 384 */ 385 #define XL_RXFILTER_INDIVIDUAL 0x01 386 #define XL_RXFILTER_ALLMULTI 0x02 387 #define XL_RXFILTER_BROADCAST 0x04 388 #define XL_RXFILTER_ALLFRAMES 0x08 389 #define XL_RXFILTER_MULTIHASH 0x10 /* 3c905B only */ 390 391 /* 392 * Window 6 (stats) 393 */ 394 #define XL_W6_TX_BYTES_OK 0x0C 395 #define XL_W6_RX_BYTES_OK 0x0A 396 #define XL_W6_UPPER_FRAMES_OK 0x09 397 #define XL_W6_DEFERRED 0x08 398 #define XL_W6_RX_OK 0x07 399 #define XL_W6_TX_OK 0x06 400 #define XL_W6_RX_OVERRUN 0x05 401 #define XL_W6_COL_LATE 0x04 402 #define XL_W6_COL_SINGLE 0x03 403 #define XL_W6_COL_MULTIPLE 0x02 404 #define XL_W6_SQE_ERRORS 0x01 405 #define XL_W6_CARRIER_LOST 0x00 406 407 /* 408 * Window 7 (bus master control) 409 */ 410 #define XL_W7_BM_ADDR 0x00 411 #define XL_W7_BM_LEN 0x06 412 #define XL_W7_BM_STATUS 0x0B 413 #define XL_W7_BM_TIMEr 0x0A 414 415 /* 416 * bus master control registers 417 */ 418 #define XL_BM_PKTSTAT 0x20 419 #define XL_BM_DOWNLISTPTR 0x24 420 #define XL_BM_FRAGADDR 0x28 421 #define XL_BM_FRAGLEN 0x2C 422 #define XL_BM_TXFREETHRESH 0x2F 423 #define XL_BM_UPPKTSTAT 0x30 424 #define XL_BM_UPLISTPTR 0x38 425 426 #define XL_LAST_FRAG 0x80000000 427 428 #define XL_MAXFRAGS 63 429 #define XL_RX_LIST_CNT 128 430 #define XL_TX_LIST_CNT 256 431 #define XL_RX_LIST_SZ XL_RX_LIST_CNT * sizeof(struct xl_list_onefrag) 432 #define XL_TX_LIST_SZ XL_TX_LIST_CNT * sizeof(struct xl_list) 433 #define XL_MIN_FRAMELEN 60 434 #define ETHER_ALIGN 2 435 #define XL_INC(x, y) (x) = (x + 1) % y 436 437 /* 438 * Boomerang/Cyclone TX/RX list structure. 439 * For the TX lists, bits 0 to 12 of the status word indicate 440 * length. 441 * This looks suspiciously like the ThunderLAN, doesn't it. 442 */ 443 struct xl_frag { 444 u_int32_t xl_addr; /* 63 addr/len pairs */ 445 u_int32_t xl_len; 446 }; 447 448 struct xl_list { 449 u_int32_t xl_next; /* final entry has 0 nextptr */ 450 u_int32_t xl_status; 451 struct xl_frag xl_frag[XL_MAXFRAGS]; 452 }; 453 454 struct xl_list_onefrag { 455 u_int32_t xl_next; /* final entry has 0 nextptr */ 456 u_int32_t xl_status; 457 struct xl_frag xl_frag; 458 }; 459 460 struct xl_list_data { 461 struct xl_list_onefrag *xl_rx_list; 462 struct xl_list *xl_tx_list; 463 u_int32_t xl_rx_dmaaddr; 464 bus_dma_tag_t xl_rx_tag; 465 bus_dmamap_t xl_rx_dmamap; 466 u_int32_t xl_tx_dmaaddr; 467 bus_dma_tag_t xl_tx_tag; 468 bus_dmamap_t xl_tx_dmamap; 469 }; 470 471 struct xl_chain { 472 struct xl_list *xl_ptr; 473 struct mbuf *xl_mbuf; 474 struct xl_chain *xl_next; 475 struct xl_chain *xl_prev; /* 3c90xB only */ 476 u_int32_t xl_phys; 477 bus_dmamap_t xl_map; 478 }; 479 480 struct xl_chain_onefrag { 481 struct xl_list_onefrag *xl_ptr; 482 struct mbuf *xl_mbuf; 483 struct xl_chain_onefrag *xl_next; 484 bus_dmamap_t xl_map; 485 }; 486 487 struct xl_chain_data { 488 struct xl_chain_onefrag xl_rx_chain[XL_RX_LIST_CNT]; 489 struct xl_chain xl_tx_chain[XL_TX_LIST_CNT]; 490 491 struct xl_chain_onefrag *xl_rx_head; 492 493 /* 3c90x "boomerang" queuing stuff */ 494 struct xl_chain *xl_tx_head; 495 struct xl_chain *xl_tx_tail; 496 struct xl_chain *xl_tx_free; 497 498 /* 3c90xB "cyclone/hurricane/tornado" stuff */ 499 int xl_tx_prod; 500 int xl_tx_cons; 501 int xl_tx_cnt; 502 }; 503 504 #define XL_RXSTAT_LENMASK 0x00001FFF 505 #define XL_RXSTAT_UP_ERROR 0x00004000 506 #define XL_RXSTAT_UP_CMPLT 0x00008000 507 #define XL_RXSTAT_UP_OVERRUN 0x00010000 508 #define XL_RXSTAT_RUNT 0x00020000 509 #define XL_RXSTAT_ALIGN 0x00040000 510 #define XL_RXSTAT_CRC 0x00080000 511 #define XL_RXSTAT_OVERSIZE 0x00100000 512 #define XL_RXSTAT_DRIBBLE 0x00800000 513 #define XL_RXSTAT_UP_OFLOW 0x01000000 514 #define XL_RXSTAT_IPCKERR 0x02000000 /* 3c905B only */ 515 #define XL_RXSTAT_TCPCKERR 0x04000000 /* 3c905B only */ 516 #define XL_RXSTAT_UDPCKERR 0x08000000 /* 3c905B only */ 517 #define XL_RXSTAT_BUFEN 0x10000000 /* 3c905B only */ 518 #define XL_RXSTAT_IPCKOK 0x20000000 /* 3c905B only */ 519 #define XL_RXSTAT_TCPCOK 0x40000000 /* 3c905B only */ 520 #define XL_RXSTAT_UDPCKOK 0x80000000 /* 3c905B only */ 521 522 #define XL_TXSTAT_LENMASK 0x00001FFF 523 #define XL_TXSTAT_CRCDIS 0x00002000 524 #define XL_TXSTAT_TX_INTR 0x00008000 525 #define XL_TXSTAT_DL_COMPLETE 0x00010000 526 #define XL_TXSTAT_IPCKSUM 0x02000000 /* 3c905B only */ 527 #define XL_TXSTAT_TCPCKSUM 0x04000000 /* 3c905B only */ 528 #define XL_TXSTAT_UDPCKSUM 0x08000000 /* 3c905B only */ 529 #define XL_TXSTAT_RND_DEFEAT 0x10000000 /* 3c905B only */ 530 #define XL_TXSTAT_EMPTY 0x20000000 /* 3c905B only */ 531 #define XL_TXSTAT_DL_INTR 0x80000000 532 533 #define XL_CAPABILITY_BM 0x20 534 535 struct xl_type { 536 u_int16_t xl_vid; 537 u_int16_t xl_did; 538 char *xl_name; 539 }; 540 541 struct xl_mii_frame { 542 u_int8_t mii_stdelim; 543 u_int8_t mii_opcode; 544 u_int8_t mii_phyaddr; 545 u_int8_t mii_regaddr; 546 u_int8_t mii_turnaround; 547 u_int16_t mii_data; 548 }; 549 550 /* 551 * MII constants 552 */ 553 #define XL_MII_STARTDELIM 0x01 554 #define XL_MII_READOP 0x02 555 #define XL_MII_WRITEOP 0x01 556 #define XL_MII_TURNAROUND 0x02 557 558 /* 559 * The 3C905B adapters implement a few features that we want to 560 * take advantage of, namely the multicast hash filter. With older 561 * chips, you only have the option of turning on reception of all 562 * multicast frames, which is kind of lame. 563 * 564 * We also use this to decide on a transmit strategy. For the 3c90xB 565 * cards, we can use polled descriptor mode, which reduces CPU overhead. 566 */ 567 #define XL_TYPE_905B 1 568 #define XL_TYPE_90X 2 569 570 #define XL_FLAG_FUNCREG 0x0001 571 #define XL_FLAG_PHYOK 0x0002 572 #define XL_FLAG_EEPROM_OFFSET_30 0x0004 573 #define XL_FLAG_WEIRDRESET 0x0008 574 #define XL_FLAG_8BITROM 0x0010 575 #define XL_FLAG_INVERT_LED_PWR 0x0020 576 #define XL_FLAG_INVERT_MII_PWR 0x0040 577 #define XL_FLAG_NO_XCVR_PWR 0x0080 578 #define XL_FLAG_USE_MMIO 0x0100 579 580 #define XL_NO_XCVR_PWR_MAGICBITS 0x0900 581 582 struct xl_softc { 583 struct arpcom arpcom; /* interface info */ 584 struct ifmedia ifmedia; /* media info */ 585 bus_space_handle_t xl_bhandle; 586 bus_space_tag_t xl_btag; 587 void *xl_intrhand; 588 struct resource *xl_irq; 589 struct resource *xl_res; 590 device_t xl_miibus; 591 struct xl_type *xl_info; /* 3Com adapter info */ 592 bus_dma_tag_t xl_parent_tag; 593 bus_dma_tag_t xl_tx_mtag; 594 bus_dma_tag_t xl_rx_mtag; 595 bus_dmamap_t xl_tmpmap; /* spare RX DMA map */ 596 u_int8_t xl_type; 597 u_int32_t xl_xcvr; 598 u_int16_t xl_media; 599 u_int16_t xl_caps; 600 u_int8_t xl_stats_no_timeout; 601 u_int16_t xl_tx_thresh; 602 int xl_if_flags; 603 struct xl_list_data xl_ldata; 604 struct xl_chain_data xl_cdata; 605 struct callout xl_stat_timer; 606 int xl_flags; 607 struct resource *xl_fres; 608 bus_space_handle_t xl_fhandle; 609 bus_space_tag_t xl_ftag; 610 }; 611 612 #define xl_rx_goodframes(x) \ 613 ((x.xl_upper_frames_ok & 0x03) << 8) | x.xl_rx_frames_ok 614 615 #define xl_tx_goodframes(x) \ 616 ((x.xl_upper_frames_ok & 0x30) << 4) | x.xl_tx_frames_ok 617 618 struct xl_stats { 619 u_int8_t xl_carrier_lost; 620 u_int8_t xl_sqe_errs; 621 u_int8_t xl_tx_multi_collision; 622 u_int8_t xl_tx_single_collision; 623 u_int8_t xl_tx_late_collision; 624 u_int8_t xl_rx_overrun; 625 u_int8_t xl_tx_frames_ok; 626 u_int8_t xl_rx_frames_ok; 627 u_int8_t xl_tx_deferred; 628 u_int8_t xl_upper_frames_ok; 629 u_int16_t xl_rx_bytes_ok; 630 u_int16_t xl_tx_bytes_ok; 631 u_int16_t status; 632 }; 633 634 /* 635 * register space access macros 636 */ 637 #define CSR_WRITE_4(sc, reg, val) \ 638 bus_space_write_4(sc->xl_btag, sc->xl_bhandle, reg, val) 639 #define CSR_WRITE_2(sc, reg, val) \ 640 bus_space_write_2(sc->xl_btag, sc->xl_bhandle, reg, val) 641 #define CSR_WRITE_1(sc, reg, val) \ 642 bus_space_write_1(sc->xl_btag, sc->xl_bhandle, reg, val) 643 644 #define CSR_READ_4(sc, reg) \ 645 bus_space_read_4(sc->xl_btag, sc->xl_bhandle, reg) 646 #define CSR_READ_2(sc, reg) \ 647 bus_space_read_2(sc->xl_btag, sc->xl_bhandle, reg) 648 #define CSR_READ_1(sc, reg) \ 649 bus_space_read_1(sc->xl_btag, sc->xl_bhandle, reg) 650 651 #define XL_SEL_WIN(x) \ 652 CSR_WRITE_2(sc, XL_COMMAND, XL_CMD_WINSEL | x) 653 #define XL_TIMEOUT 1000 654 655 /* 656 * General constants that are fun to know. 657 * 658 * 3Com PCI vendor ID 659 */ 660 #define TC_VENDORID 0x10B7 661 662 /* 663 * 3Com chip device IDs. 664 */ 665 #define TC_DEVICEID_BOOMERANG_10BT 0x9000 666 #define TC_DEVICEID_BOOMERANG_10BT_COMBO 0x9001 667 #define TC_DEVICEID_BOOMERANG_10_100BT 0x9050 668 #define TC_DEVICEID_BOOMERANG_100BT4 0x9051 669 #define TC_DEVICEID_KRAKATOA_10BT 0x9004 670 #define TC_DEVICEID_KRAKATOA_10BT_COMBO 0x9005 671 #define TC_DEVICEID_KRAKATOA_10BT_TPC 0x9006 672 #define TC_DEVICEID_CYCLONE_10FL 0x900A 673 #define TC_DEVICEID_HURRICANE_10_100BT 0x9055 674 #define TC_DEVICEID_CYCLONE_10_100BT4 0x9056 675 #define TC_DEVICEID_CYCLONE_10_100_COMBO 0x9058 676 #define TC_DEVICEID_CYCLONE_10_100FX 0x905A 677 #define TC_DEVICEID_TORNADO_10_100BT 0x9200 678 #define TC_DEVICEID_TORNADO_10_100BT_920B 0x9201 679 #define TC_DEVICEID_HURRICANE_10_100BT_SERV 0x9800 680 #define TC_DEVICEID_TORNADO_10_100BT_SERV 0x9805 681 #define TC_DEVICEID_HURRICANE_SOHO100TX 0x7646 682 #define TC_DEVICEID_TORNADO_HOMECONNECT 0x4500 683 #define TC_DEVICEID_HURRICANE_555 0x5055 684 #define TC_DEVICEID_HURRICANE_556 0x6055 685 #define TC_DEVICEID_HURRICANE_556B 0x6056 686 #define TC_DEVICEID_HURRICANE_575A 0x5057 687 #define TC_DEVICEID_HURRICANE_575B 0x5157 688 #define TC_DEVICEID_HURRICANE_575C 0x5257 689 #define TC_DEVICEID_HURRICANE_656 0x6560 690 #define TC_DEVICEID_HURRICANE_656B 0x6562 691 #define TC_DEVICEID_TORNADO_656C 0x6564 692 693 /* 694 * PCI low memory base and low I/O base register, and 695 * other PCI registers. Note: some are only available on 696 * the 3c905B, in particular those that related to power management. 697 */ 698 699 #define XL_PCI_VENDOR_ID 0x00 700 #define XL_PCI_DEVICE_ID 0x02 701 #define XL_PCI_COMMAND 0x04 702 #define XL_PCI_STATUS 0x06 703 #define XL_PCI_CLASSCODE 0x09 704 #define XL_PCI_LATENCY_TIMER 0x0D 705 #define XL_PCI_HEADER_TYPE 0x0E 706 #define XL_PCI_LOIO 0x10 707 #define XL_PCI_LOMEM 0x14 708 #define XL_PCI_FUNCMEM 0x18 709 #define XL_PCI_BIOSROM 0x30 710 #define XL_PCI_INTLINE 0x3C 711 #define XL_PCI_INTPIN 0x3D 712 #define XL_PCI_MINGNT 0x3E 713 #define XL_PCI_MINLAT 0x0F 714 #define XL_PCI_RESETOPT 0x48 715 #define XL_PCI_EEPROM_DATA 0x4C 716 717 /* 3c905B-only registers */ 718 #define XL_PCI_CAPID 0xDC /* 8 bits */ 719 #define XL_PCI_NEXTPTR 0xDD /* 8 bits */ 720 #define XL_PCI_PWRMGMTCAP 0xDE /* 16 bits */ 721 #define XL_PCI_PWRMGMTCTRL 0xE0 /* 16 bits */ 722 723 #define XL_PSTATE_MASK 0x0003 724 #define XL_PSTATE_D0 0x0000 725 #define XL_PSTATE_D1 0x0002 726 #define XL_PSTATE_D2 0x0002 727 #define XL_PSTATE_D3 0x0003 728 #define XL_PME_EN 0x0010 729 #define XL_PME_STATUS 0x8000 730 731 #ifndef IFM_10_FL 732 #define IFM_10_FL 13 /* 10baseFL - Fiber */ 733 #endif 734 735 #define XL_LIST_ALIGN 8 736