if_xlreg.h revision 67233
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: head/sys/pci/if_xlreg.h 67233 2000-10-16 23:16:02Z imp $ 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#define XL_PACKET_SIZE 1536 85 86/* 87 * Register layouts. 88 */ 89#define XL_COMMAND 0x0E 90#define XL_STATUS 0x0E 91 92#define XL_TX_STATUS 0x1B 93#define XL_TX_FREE 0x1C 94#define XL_DMACTL 0x20 95#define XL_DOWNLIST_PTR 0x24 96#define XL_DOWN_POLL 0x2D /* 3c90xB only */ 97#define XL_TX_FREETHRESH 0x2F 98#define XL_UPLIST_PTR 0x38 99#define XL_UPLIST_STATUS 0x30 100#define XL_UP_POLL 0x3D /* 3c90xB only */ 101 102#define XL_PKTSTAT_UP_STALLED 0x00002000 103#define XL_PKTSTAT_UP_ERROR 0x00004000 104#define XL_PKTSTAT_UP_CMPLT 0x00008000 105 106#define XL_DMACTL_DN_CMPLT_REQ 0x00000002 107#define XL_DMACTL_DOWN_STALLED 0x00000004 108#define XL_DMACTL_UP_CMPLT 0x00000008 109#define XL_DMACTL_DOWN_CMPLT 0x00000010 110#define XL_DMACTL_UP_RX_EARLY 0x00000020 111#define XL_DMACTL_ARM_COUNTDOWN 0x00000040 112#define XL_DMACTL_DOWN_INPROG 0x00000080 113#define XL_DMACTL_COUNTER_SPEED 0x00000100 114#define XL_DMACTL_DOWNDOWN_MODE 0x00000200 115#define XL_DMACTL_TARGET_ABORT 0x40000000 116#define XL_DMACTL_MASTER_ABORT 0x80000000 117 118/* 119 * Command codes. Some command codes require that we wait for 120 * the CMD_BUSY flag to clear. Those codes are marked as 'mustwait.' 121 */ 122#define XL_CMD_RESET 0x0000 /* mustwait */ 123#define XL_CMD_WINSEL 0x0800 124#define XL_CMD_COAX_START 0x1000 125#define XL_CMD_RX_DISABLE 0x1800 126#define XL_CMD_RX_ENABLE 0x2000 127#define XL_CMD_RX_RESET 0x2800 /* mustwait */ 128#define XL_CMD_UP_STALL 0x3000 /* mustwait */ 129#define XL_CMD_UP_UNSTALL 0x3001 130#define XL_CMD_DOWN_STALL 0x3002 /* mustwait */ 131#define XL_CMD_DOWN_UNSTALL 0x3003 132#define XL_CMD_RX_DISCARD 0x4000 133#define XL_CMD_TX_ENABLE 0x4800 134#define XL_CMD_TX_DISABLE 0x5000 135#define XL_CMD_TX_RESET 0x5800 /* mustwait */ 136#define XL_CMD_INTR_FAKE 0x6000 137#define XL_CMD_INTR_ACK 0x6800 138#define XL_CMD_INTR_ENB 0x7000 139#define XL_CMD_STAT_ENB 0x7800 140#define XL_CMD_RX_SET_FILT 0x8000 141#define XL_CMD_RX_SET_THRESH 0x8800 142#define XL_CMD_TX_SET_THRESH 0x9000 143#define XL_CMD_TX_SET_START 0x9800 144#define XL_CMD_DMA_UP 0xA000 145#define XL_CMD_DMA_STOP 0xA001 146#define XL_CMD_STATS_ENABLE 0xA800 147#define XL_CMD_STATS_DISABLE 0xB000 148#define XL_CMD_COAX_STOP 0xB800 149 150#define XL_CMD_SET_TX_RECLAIM 0xC000 /* 3c905B only */ 151#define XL_CMD_RX_SET_HASH 0xC800 /* 3c905B only */ 152 153#define XL_HASH_SET 0x0400 154#define XL_HASHFILT_SIZE 256 155 156/* 157 * status codes 158 * Note that bits 15 to 13 indicate the currently visible register window 159 * which may be anything from 0 to 7. 160 */ 161#define XL_STAT_INTLATCH 0x0001 /* 0 */ 162#define XL_STAT_ADFAIL 0x0002 /* 1 */ 163#define XL_STAT_TX_COMPLETE 0x0004 /* 2 */ 164#define XL_STAT_TX_AVAIL 0x0008 /* 3 first generation */ 165#define XL_STAT_RX_COMPLETE 0x0010 /* 4 */ 166#define XL_STAT_RX_EARLY 0x0020 /* 5 */ 167#define XL_STAT_INTREQ 0x0040 /* 6 */ 168#define XL_STAT_STATSOFLOW 0x0080 /* 7 */ 169#define XL_STAT_DMADONE 0x0100 /* 8 first generation */ 170#define XL_STAT_LINKSTAT 0x0100 /* 8 3c509B */ 171#define XL_STAT_DOWN_COMPLETE 0x0200 /* 9 */ 172#define XL_STAT_UP_COMPLETE 0x0400 /* 10 */ 173#define XL_STAT_DMABUSY 0x0800 /* 11 first generation */ 174#define XL_STAT_CMDBUSY 0x1000 /* 12 */ 175 176/* 177 * Interrupts we normally want enabled. 178 */ 179#define XL_INTRS \ 180 (XL_STAT_UP_COMPLETE|XL_STAT_STATSOFLOW|XL_STAT_ADFAIL| \ 181 XL_STAT_DOWN_COMPLETE|XL_STAT_TX_COMPLETE|XL_STAT_INTLATCH) 182 183/* 184 * Window 0 registers 185 */ 186#define XL_W0_EE_DATA 0x0C 187#define XL_W0_EE_CMD 0x0A 188#define XL_W0_RSRC_CFG 0x08 189#define XL_W0_ADDR_CFG 0x06 190#define XL_W0_CFG_CTRL 0x04 191 192#define XL_W0_PROD_ID 0x02 193#define XL_W0_MFG_ID 0x00 194 195/* 196 * Window 1 197 */ 198 199#define XL_W1_TX_FIFO 0x10 200 201#define XL_W1_FREE_TX 0x0C 202#define XL_W1_TX_STATUS 0x0B 203#define XL_W1_TX_TIMER 0x0A 204#define XL_W1_RX_STATUS 0x08 205#define XL_W1_RX_FIFO 0x00 206 207/* 208 * RX status codes 209 */ 210#define XL_RXSTATUS_OVERRUN 0x01 211#define XL_RXSTATUS_RUNT 0x02 212#define XL_RXSTATUS_ALIGN 0x04 213#define XL_RXSTATUS_CRC 0x08 214#define XL_RXSTATUS_OVERSIZE 0x10 215#define XL_RXSTATUS_DRIBBLE 0x20 216 217/* 218 * TX status codes 219 */ 220#define XL_TXSTATUS_RECLAIM 0x02 /* 3c905B only */ 221#define XL_TXSTATUS_OVERFLOW 0x04 222#define XL_TXSTATUS_MAXCOLS 0x08 223#define XL_TXSTATUS_UNDERRUN 0x10 224#define XL_TXSTATUS_JABBER 0x20 225#define XL_TXSTATUS_INTREQ 0x40 226#define XL_TXSTATUS_COMPLETE 0x80 227 228/* 229 * Window 2 230 */ 231#define XL_W2_RESET_OPTIONS 0x0C /* 3c905B only */ 232#define XL_W2_STATION_MASK_HI 0x0A 233#define XL_W2_STATION_MASK_MID 0x08 234#define XL_W2_STATION_MASK_LO 0x06 235#define XL_W2_STATION_ADDR_HI 0x04 236#define XL_W2_STATION_ADDR_MID 0x02 237#define XL_W2_STATION_ADDR_LO 0x00 238 239#define XL_RESETOPT_FEATUREMASK 0x0001|0x0002|0x004 240#define XL_RESETOPT_D3RESETDIS 0x0008 241#define XL_RESETOPT_DISADVFD 0x0010 242#define XL_RESETOPT_DISADV100 0x0020 243#define XL_RESETOPT_DISAUTONEG 0x0040 244#define XL_RESETOPT_DEBUGMODE 0x0080 245#define XL_RESETOPT_FASTAUTO 0x0100 246#define XL_RESETOPT_FASTEE 0x0200 247#define XL_RESETOPT_FORCEDCONF 0x0400 248#define XL_RESETOPT_TESTPDTPDR 0x0800 249#define XL_RESETOPT_TEST100TX 0x1000 250#define XL_RESETOPT_TEST100RX 0x2000 251 252#define XL_RESETOPT_INVERT_LED 0x0010 253#define XL_RESETOPT_INVERT_MII 0x4000 254 255/* 256 * Window 3 (fifo management) 257 */ 258#define XL_W3_INTERNAL_CFG 0x00 259#define XL_W3_RESET_OPT 0x08 260#define XL_W3_FREE_TX 0x0C 261#define XL_W3_FREE_RX 0x0A 262#define XL_W3_MAC_CTRL 0x06 263 264#define XL_ICFG_CONNECTOR_MASK 0x00F00000 265#define XL_ICFG_CONNECTOR_BITS 20 266 267#define XL_ICFG_RAMSIZE_MASK 0x00000007 268#define XL_ICFG_RAMWIDTH 0x00000008 269#define XL_ICFG_ROMSIZE_MASK (0x00000040|0x00000080) 270#define XL_ICFG_DISABLE_BASSD 0x00000100 271#define XL_ICFG_RAMLOC 0x00000200 272#define XL_ICFG_RAMPART (0x00010000|0x00020000) 273#define XL_ICFG_XCVRSEL (0x00100000|0x00200000|0x00400000) 274#define XL_ICFG_AUTOSEL 0x01000000 275 276#define XL_XCVR_10BT 0x00 277#define XL_XCVR_AUI 0x01 278#define XL_XCVR_RSVD_0 0x02 279#define XL_XCVR_COAX 0x03 280#define XL_XCVR_100BTX 0x04 281#define XL_XCVR_100BFX 0x05 282#define XL_XCVR_MII 0x06 283#define XL_XCVR_RSVD_1 0x07 284#define XL_XCVR_AUTO 0x08 /* 3c905B only */ 285 286#define XL_MACCTRL_DEFER_EXT_END 0x0001 287#define XL_MACCTRL_DEFER_0 0x0002 288#define XL_MACCTRL_DEFER_1 0x0004 289#define XL_MACCTRL_DEFER_2 0x0008 290#define XL_MACCTRL_DEFER_3 0x0010 291#define XL_MACCTRL_DUPLEX 0x0020 292#define XL_MACCTRL_ALLOW_LARGE_PACK 0x0040 293#define XL_MACCTRL_EXTEND_AFTER_COL 0x0080 (3c905B only) 294#define XL_MACCTRL_FLOW_CONTROL_ENB 0x0100 (3c905B only) 295#define XL_MACCTRL_VLT_END 0x0200 (3c905B only) 296 297/* 298 * The 'reset options' register contains power-on reset values 299 * loaded from the EEPROM. This includes the supported media 300 * types on the card. It is also known as the media options register. 301 */ 302#define XL_W3_MEDIA_OPT 0x08 303 304#define XL_MEDIAOPT_BT4 0x0001 /* MII */ 305#define XL_MEDIAOPT_BTX 0x0002 /* on-chip */ 306#define XL_MEDIAOPT_BFX 0x0004 /* on-chip */ 307#define XL_MEDIAOPT_BT 0x0008 /* on-chip */ 308#define XL_MEDIAOPT_BNC 0x0010 /* on-chip */ 309#define XL_MEDIAOPT_AUI 0x0020 /* on-chip */ 310#define XL_MEDIAOPT_MII 0x0040 /* MII */ 311#define XL_MEDIAOPT_VCO 0x0100 /* 1st gen chip only */ 312 313#define XL_MEDIAOPT_10FL 0x0100 /* 3x905B only, on-chip */ 314#define XL_MEDIAOPT_MASK 0x01FF 315 316/* 317 * Window 4 (diagnostics) 318 */ 319#define XL_W4_UPPERBYTESOK 0x0D 320#define XL_W4_BADSSD 0x0C 321#define XL_W4_MEDIA_STATUS 0x0A 322#define XL_W4_PHY_MGMT 0x08 323#define XL_W4_NET_DIAG 0x06 324#define XL_W4_FIFO_DIAG 0x04 325#define XL_W4_VCO_DIAG 0x02 326 327#define XL_W4_CTRLR_STAT 0x08 328#define XL_W4_TX_DIAG 0x00 329 330#define XL_MII_CLK 0x01 331#define XL_MII_DATA 0x02 332#define XL_MII_DIR 0x04 333 334#define XL_MEDIA_SQE 0x0008 335#define XL_MEDIA_10TP 0x00C0 336#define XL_MEDIA_LNK 0x0080 337#define XL_MEDIA_LNKBEAT 0x0800 338 339#define XL_MEDIASTAT_CRCSTRIP 0x0004 340#define XL_MEDIASTAT_SQEENB 0x0008 341#define XL_MEDIASTAT_COLDET 0x0010 342#define XL_MEDIASTAT_CARRIER 0x0020 343#define XL_MEDIASTAT_JABGUARD 0x0040 344#define XL_MEDIASTAT_LINKBEAT 0x0080 345#define XL_MEDIASTAT_JABDETECT 0x0200 346#define XL_MEDIASTAT_POLREVERS 0x0400 347#define XL_MEDIASTAT_LINKDETECT 0x0800 348#define XL_MEDIASTAT_TXINPROG 0x1000 349#define XL_MEDIASTAT_DCENB 0x4000 350#define XL_MEDIASTAT_AUIDIS 0x8000 351 352#define XL_NETDIAG_TEST_LOWVOLT 0x0001 353#define XL_NETDIAG_ASIC_REVMASK (0x0002|0x0004|0x0008|0x0010|0x0020) 354#define XL_NETDIAG_UPPER_BYTES_ENABLE 0x0040 355#define XL_NETDIAG_STATS_ENABLED 0x0080 356#define XL_NETDIAG_TX_FATALERR 0x0100 357#define XL_NETDIAG_TRANSMITTING 0x0200 358#define XL_NETDIAG_RX_ENABLED 0x0400 359#define XL_NETDIAG_TX_ENABLED 0x0800 360#define XL_NETDIAG_FIFO_LOOPBACK 0x1000 361#define XL_NETDIAG_MAC_LOOPBACK 0x2000 362#define XL_NETDIAG_ENDEC_LOOPBACK 0x4000 363#define XL_NETDIAG_EXTERNAL_LOOP 0x8000 364 365/* 366 * Window 5 367 */ 368#define XL_W5_STAT_ENB 0x0C 369#define XL_W5_INTR_ENB 0x0A 370#define XL_W5_RECLAIM_THRESH 0x09 /* 3c905B only */ 371#define XL_W5_RX_FILTER 0x08 372#define XL_W5_RX_EARLYTHRESH 0x06 373#define XL_W5_TX_AVAILTHRESH 0x02 374#define XL_W5_TX_STARTTHRESH 0x00 375 376/* 377 * RX filter bits 378 */ 379#define XL_RXFILTER_INDIVIDUAL 0x01 380#define XL_RXFILTER_ALLMULTI 0x02 381#define XL_RXFILTER_BROADCAST 0x04 382#define XL_RXFILTER_ALLFRAMES 0x08 383#define XL_RXFILTER_MULTIHASH 0x10 /* 3c905B only */ 384 385/* 386 * Window 6 (stats) 387 */ 388#define XL_W6_TX_BYTES_OK 0x0C 389#define XL_W6_RX_BYTES_OK 0x0A 390#define XL_W6_UPPER_FRAMES_OK 0x09 391#define XL_W6_DEFERRED 0x08 392#define XL_W6_RX_OK 0x07 393#define XL_W6_TX_OK 0x06 394#define XL_W6_RX_OVERRUN 0x05 395#define XL_W6_COL_LATE 0x04 396#define XL_W6_COL_SINGLE 0x03 397#define XL_W6_COL_MULTIPLE 0x02 398#define XL_W6_SQE_ERRORS 0x01 399#define XL_W6_CARRIER_LOST 0x00 400 401/* 402 * Window 7 (bus master control) 403 */ 404#define XL_W7_BM_ADDR 0x00 405#define XL_W7_BM_LEN 0x06 406#define XL_W7_BM_STATUS 0x0B 407#define XL_W7_BM_TIMEr 0x0A 408 409/* 410 * bus master control registers 411 */ 412#define XL_BM_PKTSTAT 0x20 413#define XL_BM_DOWNLISTPTR 0x24 414#define XL_BM_FRAGADDR 0x28 415#define XL_BM_FRAGLEN 0x2C 416#define XL_BM_TXFREETHRESH 0x2F 417#define XL_BM_UPPKTSTAT 0x30 418#define XL_BM_UPLISTPTR 0x38 419 420#define XL_LAST_FRAG 0x80000000 421 422/* 423 * Boomerang/Cyclone TX/RX list structure. 424 * For the TX lists, bits 0 to 12 of the status word indicate 425 * length. 426 * This looks suspiciously like the ThunderLAN, doesn't it. 427 */ 428struct xl_frag { 429 u_int32_t xl_addr; /* 63 addr/len pairs */ 430 u_int32_t xl_len; 431}; 432 433struct xl_list { 434 u_int32_t xl_next; /* final entry has 0 nextptr */ 435 u_int32_t xl_status; 436 struct xl_frag xl_frag[63]; 437}; 438 439struct xl_list_onefrag { 440 u_int32_t xl_next; /* final entry has 0 nextptr */ 441 u_int32_t xl_status; 442 struct xl_frag xl_frag; 443}; 444 445#define XL_MAXFRAGS 63 446#define XL_RX_LIST_CNT 128 447#define XL_TX_LIST_CNT 256 448#define XL_MIN_FRAMELEN 60 449#define ETHER_ALIGN 2 450#define XL_INC(x, y) (x) = (x + 1) % y 451 452struct xl_list_data { 453 struct xl_list_onefrag xl_rx_list[XL_RX_LIST_CNT]; 454 struct xl_list xl_tx_list[XL_TX_LIST_CNT]; 455 unsigned char xl_pad[XL_MIN_FRAMELEN]; 456}; 457 458struct xl_chain { 459 struct xl_list *xl_ptr; 460 struct mbuf *xl_mbuf; 461 struct xl_chain *xl_next; 462 struct xl_chain *xl_prev; 463 u_int32_t xl_phys; 464}; 465 466struct xl_chain_onefrag { 467 struct xl_list_onefrag *xl_ptr; 468 struct mbuf *xl_mbuf; 469 struct xl_chain_onefrag *xl_next; 470}; 471 472struct xl_chain_data { 473 struct xl_chain_onefrag xl_rx_chain[XL_RX_LIST_CNT]; 474 struct xl_chain xl_tx_chain[XL_TX_LIST_CNT]; 475 476 struct xl_chain_onefrag *xl_rx_head; 477 478 /* 3c90x "boomerang" queuing stuff */ 479 struct xl_chain *xl_tx_head; 480 struct xl_chain *xl_tx_tail; 481 struct xl_chain *xl_tx_free; 482 483 /* 3c90xB "cyclone/hurricane/tornado" stuff */ 484 int xl_tx_prod; 485 int xl_tx_cons; 486 int xl_tx_cnt; 487}; 488 489#define XL_RXSTAT_LENMASK 0x00001FFF 490#define XL_RXSTAT_UP_ERROR 0x00004000 491#define XL_RXSTAT_UP_CMPLT 0x00008000 492#define XL_RXSTAT_UP_OVERRUN 0x00010000 493#define XL_RXSTAT_RUNT 0x00020000 494#define XL_RXSTAT_ALIGN 0x00040000 495#define XL_RXSTAT_CRC 0x00080000 496#define XL_RXSTAT_OVERSIZE 0x00100000 497#define XL_RXSTAT_DRIBBLE 0x00800000 498#define XL_RXSTAT_UP_OFLOW 0x01000000 499#define XL_RXSTAT_IPCKERR 0x02000000 /* 3c905B only */ 500#define XL_RXSTAT_TCPCKERR 0x04000000 /* 3c905B only */ 501#define XL_RXSTAT_UDPCKERR 0x08000000 /* 3c905B only */ 502#define XL_RXSTAT_BUFEN 0x10000000 /* 3c905B only */ 503#define XL_RXSTAT_IPCKOK 0x20000000 /* 3c905B only */ 504#define XL_RXSTAT_TCPCOK 0x40000000 /* 3c905B only */ 505#define XL_RXSTAT_UDPCKOK 0x80000000 /* 3c905B only */ 506 507#define XL_TXSTAT_LENMASK 0x00001FFF 508#define XL_TXSTAT_CRCDIS 0x00002000 509#define XL_TXSTAT_TX_INTR 0x00008000 510#define XL_TXSTAT_DL_COMPLETE 0x00010000 511#define XL_TXSTAT_IPCKSUM 0x02000000 /* 3c905B only */ 512#define XL_TXSTAT_TCPCKSUM 0x04000000 /* 3c905B only */ 513#define XL_TXSTAT_UDPCKSUM 0x08000000 /* 3c905B only */ 514#define XL_TXSTAT_RND_DEFEAT 0x10000000 /* 3c905B only */ 515#define XL_TXSTAT_EMPTY 0x20000000 /* 3c905B only */ 516#define XL_TXSTAT_DL_INTR 0x80000000 517 518#define XL_CAPABILITY_BM 0x20 519 520struct xl_type { 521 u_int16_t xl_vid; 522 u_int16_t xl_did; 523 char *xl_name; 524}; 525 526struct xl_mii_frame { 527 u_int8_t mii_stdelim; 528 u_int8_t mii_opcode; 529 u_int8_t mii_phyaddr; 530 u_int8_t mii_regaddr; 531 u_int8_t mii_turnaround; 532 u_int16_t mii_data; 533}; 534 535/* 536 * MII constants 537 */ 538#define XL_MII_STARTDELIM 0x01 539#define XL_MII_READOP 0x02 540#define XL_MII_WRITEOP 0x01 541#define XL_MII_TURNAROUND 0x02 542 543/* 544 * The 3C905B adapters implement a few features that we want to 545 * take advantage of, namely the multicast hash filter. With older 546 * chips, you only have the option of turning on reception of all 547 * multicast frames, which is kind of lame. 548 * 549 * We also use this to decide on a transmit strategy. For the 3c90xB 550 * cards, we can use polled descriptor mode, which reduces CPU overhead. 551 */ 552#define XL_TYPE_905B 1 553#define XL_TYPE_90X 2 554 555#define XL_FLAG_FUNCREG 0x0001 556#define XL_FLAG_PHYOK 0x0002 557#define XL_FLAG_EEPROM_OFFSET_30 0x0004 558#define XL_FLAG_WEIRDRESET 0x0008 559#define XL_FLAG_8BITROM 0x0010 560#define XL_FLAG_INVERT_LED_PWR 0x0020 561#define XL_FLAG_INVERT_MII_PWR 0x0040 562 563struct xl_softc { 564 struct arpcom arpcom; /* interface info */ 565 struct ifmedia ifmedia; /* media info */ 566 bus_space_handle_t xl_bhandle; 567 bus_space_tag_t xl_btag; 568 void *xl_intrhand; 569 struct resource *xl_irq; 570 struct resource *xl_res; 571 device_t xl_miibus; 572 struct xl_type *xl_info; /* 3Com adapter info */ 573 u_int8_t xl_unit; /* interface number */ 574 u_int8_t xl_type; 575 u_int32_t xl_xcvr; 576 u_int16_t xl_media; 577 u_int16_t xl_caps; 578 u_int8_t xl_stats_no_timeout; 579 u_int16_t xl_tx_thresh; 580 int xl_if_flags; 581 struct xl_list_data *xl_ldata; 582 struct xl_chain_data xl_cdata; 583 struct callout_handle xl_stat_ch; 584 int xl_flags; 585 struct resource *xl_fres; 586 bus_space_handle_t xl_fhandle; 587 bus_space_tag_t xl_ftag; 588 struct mtx xl_mtx; 589}; 590 591#define XL_LOCK(_sc) mtx_enter(&(_sc)->xl_mtx, MTX_DEF) 592#define XL_UNLOCK(_sc) mtx_exit(&(_sc)->xl_mtx, MTX_DEF) 593 594#define xl_rx_goodframes(x) \ 595 ((x.xl_upper_frames_ok & 0x03) << 8) | x.xl_rx_frames_ok 596 597#define xl_tx_goodframes(x) \ 598 ((x.xl_upper_frames_ok & 0x30) << 4) | x.xl_tx_frames_ok 599 600struct xl_stats { 601 u_int8_t xl_carrier_lost; 602 u_int8_t xl_sqe_errs; 603 u_int8_t xl_tx_multi_collision; 604 u_int8_t xl_tx_single_collision; 605 u_int8_t xl_tx_late_collision; 606 u_int8_t xl_rx_overrun; 607 u_int8_t xl_tx_frames_ok; 608 u_int8_t xl_rx_frames_ok; 609 u_int8_t xl_tx_deferred; 610 u_int8_t xl_upper_frames_ok; 611 u_int16_t xl_rx_bytes_ok; 612 u_int16_t xl_tx_bytes_ok; 613 u_int16_t status; 614}; 615 616/* 617 * register space access macros 618 */ 619#define CSR_WRITE_4(sc, reg, val) \ 620 bus_space_write_4(sc->xl_btag, sc->xl_bhandle, reg, val) 621#define CSR_WRITE_2(sc, reg, val) \ 622 bus_space_write_2(sc->xl_btag, sc->xl_bhandle, reg, val) 623#define CSR_WRITE_1(sc, reg, val) \ 624 bus_space_write_1(sc->xl_btag, sc->xl_bhandle, reg, val) 625 626#define CSR_READ_4(sc, reg) \ 627 bus_space_read_4(sc->xl_btag, sc->xl_bhandle, reg) 628#define CSR_READ_2(sc, reg) \ 629 bus_space_read_2(sc->xl_btag, sc->xl_bhandle, reg) 630#define CSR_READ_1(sc, reg) \ 631 bus_space_read_1(sc->xl_btag, sc->xl_bhandle, reg) 632 633#define XL_SEL_WIN(x) \ 634 CSR_WRITE_2(sc, XL_COMMAND, XL_CMD_WINSEL | x) 635#define XL_TIMEOUT 1000 636 637/* 638 * General constants that are fun to know. 639 * 640 * 3Com PCI vendor ID 641 */ 642#define TC_VENDORID 0x10B7 643 644/* 645 * 3Com chip device IDs. 646 */ 647#define TC_DEVICEID_BOOMERANG_10BT 0x9000 648#define TC_DEVICEID_BOOMERANG_10BT_COMBO 0x9001 649#define TC_DEVICEID_BOOMERANG_10_100BT 0x9050 650#define TC_DEVICEID_BOOMERANG_100BT4 0x9051 651#define TC_DEVICEID_KRAKATOA_10BT 0x9004 652#define TC_DEVICEID_KRAKATOA_10BT_COMBO 0x9005 653#define TC_DEVICEID_KRAKATOA_10BT_TPC 0x9006 654#define TC_DEVICEID_CYCLONE_10FL 0x900A 655#define TC_DEVICEID_HURRICANE_10_100BT 0x9055 656#define TC_DEVICEID_CYCLONE_10_100BT4 0x9056 657#define TC_DEVICEID_CYCLONE_10_100_COMBO 0x9058 658#define TC_DEVICEID_CYCLONE_10_100FX 0x905A 659#define TC_DEVICEID_TORNADO_10_100BT 0x9200 660#define TC_DEVICEID_HURRICANE_10_100BT_SERV 0x9800 661#define TC_DEVICEID_TORNADO_10_100BT_SERV 0x9805 662#define TC_DEVICEID_HURRICANE_SOHO100TX 0x7646 663#define TC_DEVICEID_TORNADO_HOMECONNECT 0x4500 664#define TC_DEVICEID_HURRICANE_556 0x6055 665#define TC_DEVICEID_HURRICANE_556B 0x6056 666#define TC_DEVICEID_HURRICANE_575B 0x5157 667#define TC_DEVICEID_HURRICANE_575C 0x5257 668 669/* 670 * PCI low memory base and low I/O base register, and 671 * other PCI registers. Note: some are only available on 672 * the 3c905B, in particular those that related to power management. 673 */ 674 675#define XL_PCI_VENDOR_ID 0x00 676#define XL_PCI_DEVICE_ID 0x02 677#define XL_PCI_COMMAND 0x04 678#define XL_PCI_STATUS 0x06 679#define XL_PCI_CLASSCODE 0x09 680#define XL_PCI_LATENCY_TIMER 0x0D 681#define XL_PCI_HEADER_TYPE 0x0E 682#define XL_PCI_LOIO 0x10 683#define XL_PCI_LOMEM 0x14 684#define XL_PCI_FUNCMEM 0x18 685#define XL_PCI_BIOSROM 0x30 686#define XL_PCI_INTLINE 0x3C 687#define XL_PCI_INTPIN 0x3D 688#define XL_PCI_MINGNT 0x3E 689#define XL_PCI_MINLAT 0x0F 690#define XL_PCI_RESETOPT 0x48 691#define XL_PCI_EEPROM_DATA 0x4C 692 693/* 3c905B-only registers */ 694#define XL_PCI_CAPID 0xDC /* 8 bits */ 695#define XL_PCI_NEXTPTR 0xDD /* 8 bits */ 696#define XL_PCI_PWRMGMTCAP 0xDE /* 16 bits */ 697#define XL_PCI_PWRMGMTCTRL 0xE0 /* 16 bits */ 698 699#define XL_PSTATE_MASK 0x0003 700#define XL_PSTATE_D0 0x0000 701#define XL_PSTATE_D1 0x0002 702#define XL_PSTATE_D2 0x0002 703#define XL_PSTATE_D3 0x0003 704#define XL_PME_EN 0x0010 705#define XL_PME_STATUS 0x8000 706 707#ifdef __alpha__ 708#undef vtophys 709#define vtophys(va) alpha_XXX_dmamap((vm_offset_t)va) 710 711#endif 712 713#ifndef IFM_10_FL 714#define IFM_10_FL 13 /* 10baseFL - Fiber */ 715#endif 716