if_xlreg.h revision 38810
1262569Simp/* 2262569Simp * Copyright (c) 1997, 1998 3262569Simp * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved. 4262569Simp * 5262569Simp * Redistribution and use in source and binary forms, with or without 6262569Simp * modification, are permitted provided that the following conditions 7262569Simp * are met: 8262569Simp * 1. Redistributions of source code must retain the above copyright 9262569Simp * notice, this list of conditions and the following disclaimer. 10262569Simp * 2. Redistributions in binary form must reproduce the above copyright 11262569Simp * notice, this list of conditions and the following disclaimer in the 12262569Simp * documentation and/or other materials provided with the distribution. 13262569Simp * 3. All advertising materials mentioning features or use of this software 14262569Simp * must display the following acknowledgement: 15262569Simp * This product includes software developed by Bill Paul. 16262569Simp * 4. Neither the name of the author nor the names of any co-contributors 17262569Simp * may be used to endorse or promote products derived from this software 18262569Simp * without specific prior written permission. 19262569Simp * 20262569Simp * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 21262569Simp * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22262569Simp * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23262569Simp * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 24262569Simp * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25262569Simp * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26262569Simp * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27262569Simp * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28262569Simp * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29262569Simp * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 30262569Simp * THE POSSIBILITY OF SUCH DAMAGE. 31262569Simp * 32262569Simp * $Id: if_xlreg.h,v 1.15 1998/09/04 14:43:56 wpaul Exp $ 33262569Simp */ 34262569Simp 35262569Simp#define XL_EE_READ 0x0080 /* read, 5 bit address */ 36262569Simp#define XL_EE_WRITE 0x0040 /* write, 5 bit address */ 37262569Simp#define XL_EE_ERASE 0x00c0 /* erase, 5 bit address */ 38262569Simp#define XL_EE_EWEN 0x0030 /* erase, no data needed */ 39262569Simp#define XL_EE_BUSY 0x8000 40262569Simp 41262569Simp#define XL_EE_EADDR0 0x00 /* station address, first word */ 42262569Simp#define XL_EE_EADDR1 0x01 /* station address, next word, */ 43284090Sian#define XL_EE_EADDR2 0x02 /* station address, last word */ 44262569Simp#define XL_EE_PRODID 0x03 /* product ID code */ 45262569Simp#define XL_EE_MDATA_DATE 0x04 /* manufacturing data, date */ 46262569Simp#define XL_EE_MDATA_DIV 0x05 /* manufacturing data, division */ 47262569Simp#define XL_EE_MDATA_PCODE 0x06 /* manufacturing data, product code */ 48262569Simp#define XL_EE_MFG_ID 0x07 49262569Simp#define XL_EE_PCI_PARM 0x08 50262569Simp#define XL_EE_ROM_ONFO 0x09 51262569Simp#define XL_EE_OEM_ADR0 0x0A 52262569Simp#define XL_EE_OEM_ADR1 0x0B 53262569Simp#define XL_EE_OEM_ADR2 0x0C 54262569Simp#define XL_EE_SOFTINFO1 0x0D 55262569Simp#define XL_EE_COMPAT 0x0E 56262569Simp#define XL_EE_SOFTINFO2 0x0F 57262569Simp#define XL_EE_CAPS 0x10 /* capabilities word */ 58262569Simp#define XL_EE_RSVD0 0x11 59262569Simp#define XL_EE_ICFG_0 0x12 60262569Simp#define XL_EE_ICFG_1 0x13 61262569Simp#define XL_EE_RSVD1 0x14 62262569Simp#define XL_EE_SOFTINFO3 0x15 63262569Simp#define XL_EE_RSVD_2 0x16 64262569Simp 65262569Simp/* 66262569Simp * Bits in the capabilities word 67262569Simp */ 68262569Simp#define XL_CAPS_PNP 0x0001 69262569Simp#define XL_CAPS_FULL_DUPLEX 0x0002 70262569Simp#define XL_CAPS_LARGE_PKTS 0x0004 71262569Simp#define XL_CAPS_SLAVE_DMA 0x0008 72262569Simp#define XL_CAPS_SECOND_DMA 0x0010 73262569Simp#define XL_CAPS_FULL_BM 0x0020 74262569Simp#define XL_CAPS_FRAG_BM 0x0040 75#define XL_CAPS_CRC_PASSTHRU 0x0080 76#define XL_CAPS_TXDONE 0x0100 77#define XL_CAPS_NO_TXLENGTH 0x0200 78#define XL_CAPS_RX_REPEAT 0x0400 79#define XL_CAPS_SNOOPING 0x0800 80#define XL_CAPS_100MBPS 0x1000 81#define XL_CAPS_PWRMGMT 0x2000 82 83#define XL_PACKET_SIZE 1536 84 85/* 86 * Register layouts. 87 */ 88#define XL_COMMAND 0x0E 89#define XL_STATUS 0x0E 90 91#define XL_TX_STATUS 0x1B 92#define XL_TX_FREE 0x1C 93#define XL_DMACTL 0x20 94#define XL_DOWNLIST_PTR 0x24 95#define XL_TX_FREETHRESH 0x2F 96#define XL_UPLIST_PTR 0x38 97#define XL_UPLIST_STATUS 0x30 98 99#define XL_PKTSTAT_UP_STALLED 0x00002000 100#define XL_PKTSTAT_UP_ERROR 0x00004000 101#define XL_PKTSTAT_UP_CMPLT 0x00008000 102 103#define XL_DMACTL_DN_CMPLT_REQ 0x00000002 104#define XL_DMACTL_DOWN_STALLED 0x00000004 105#define XL_DMACTL_UP_CMPLT 0x00000008 106#define XL_DMACTL_DOWN_CMPLT 0x00000010 107#define XL_DMACTL_UP_RX_EARLY 0x00000020 108#define XL_DMACTL_ARM_COUNTDOWN 0x00000040 109#define XL_DMACTL_DOWN_INPROG 0x00000080 110#define XL_DMACTL_COUNTER_SPEED 0x00000100 111#define XL_DMACTL_DOWNDOWN_MODE 0x00000200 112#define XL_DMACTL_TARGET_ABORT 0x40000000 113#define XL_DMACTL_MASTER_ABORT 0x80000000 114 115/* 116 * Command codes. Some command codes require that we wait for 117 * the CMD_BUSY flag to clear. Those codes are marked as 'mustwait.' 118 */ 119#define XL_CMD_RESET 0x0000 /* mustwait */ 120#define XL_CMD_WINSEL 0x0800 121#define XL_CMD_COAX_START 0x1000 122#define XL_CMD_RX_DISABLE 0x1800 123#define XL_CMD_RX_ENABLE 0x2000 124#define XL_CMD_RX_RESET 0x2800 /* mustwait */ 125#define XL_CMD_UP_STALL 0x3000 /* mustwait */ 126#define XL_CMD_UP_UNSTALL 0x3001 127#define XL_CMD_DOWN_STALL 0x3002 /* mustwait */ 128#define XL_CMD_DOWN_UNSTALL 0x3003 129#define XL_CMD_RX_DISCARD 0x4000 130#define XL_CMD_TX_ENABLE 0x4800 131#define XL_CMD_TX_DISABLE 0x5000 132#define XL_CMD_TX_RESET 0x5800 /* mustwait */ 133#define XL_CMD_INTR_FAKE 0x6000 134#define XL_CMD_INTR_ACK 0x6800 135#define XL_CMD_INTR_ENB 0x7000 136#define XL_CMD_STAT_ENB 0x7800 137#define XL_CMD_RX_SET_FILT 0x8000 138#define XL_CMD_RX_SET_THRESH 0x8800 139#define XL_CMD_TX_SET_THRESH 0x9000 140#define XL_CMD_TX_SET_START 0x9800 141#define XL_CMD_DMA_UP 0xA000 142#define XL_CMD_DMA_STOP 0xA001 143#define XL_CMD_STATS_ENABLE 0xA800 144#define XL_CMD_STATS_DISABLE 0xB000 145#define XL_CMD_COAX_STOP 0xB800 146 147#define XL_CMD_SET_TX_RECLAIM 0xC000 /* 3c905B only */ 148#define XL_CMD_RX_SET_HASH 0xC800 /* 3c905B only */ 149 150#define XL_HASH_SET 0x0400 151#define XL_HASHFILT_SIZE 256 152 153/* 154 * status codes 155 * Note that bits 15 to 13 indicate the currently visible register window 156 * which may be anything from 0 to 7. 157 */ 158#define XL_STAT_INTLATCH 0x0001 /* 0 */ 159#define XL_STAT_ADFAIL 0x0002 /* 1 */ 160#define XL_STAT_TX_COMPLETE 0x0004 /* 2 */ 161#define XL_STAT_TX_AVAIL 0x0008 /* 3 first generation */ 162#define XL_STAT_RX_COMPLETE 0x0010 /* 4 */ 163#define XL_STAT_RX_EARLY 0x0020 /* 5 */ 164#define XL_STAT_INTREQ 0x0040 /* 6 */ 165#define XL_STAT_STATSOFLOW 0x0080 /* 7 */ 166#define XL_STAT_DMADONE 0x0100 /* 8 first generation */ 167#define XL_STAT_LINKSTAT 0x0100 /* 8 3c509B */ 168#define XL_STAT_DOWN_COMPLETE 0x0200 /* 9 */ 169#define XL_STAT_UP_COMPLETE 0x0400 /* 10 */ 170#define XL_STAT_DMABUSY 0x0800 /* 11 first generation */ 171#define XL_STAT_CMDBUSY 0x1000 /* 12 */ 172 173/* 174 * Interrupts we normally want enabled. 175 */ 176#define XL_INTRS \ 177 (XL_STAT_UP_COMPLETE|XL_STAT_STATSOFLOW|XL_STAT_ADFAIL| \ 178 XL_STAT_DOWN_COMPLETE|XL_STAT_TX_COMPLETE|XL_STAT_INTLATCH) 179 180/* 181 * Window 0 registers 182 */ 183#define XL_W0_EE_DATA 0x0C 184#define XL_W0_EE_CMD 0x0A 185#define XL_W0_RSRC_CFG 0x08 186#define XL_W0_ADDR_CFG 0x06 187#define XL_W0_CFG_CTRL 0x04 188 189#define XL_W0_PROD_ID 0x02 190#define XL_W0_MFG_ID 0x00 191 192/* 193 * Window 1 194 */ 195 196#define XL_W1_TX_FIFO 0x10 197 198#define XL_W1_FREE_TX 0x0C 199#define XL_W1_TX_STATUS 0x0B 200#define XL_W1_TX_TIMER 0x0A 201#define XL_W1_RX_STATUS 0x08 202#define XL_W1_RX_FIFO 0x00 203 204/* 205 * RX status codes 206 */ 207#define XL_RXSTATUS_OVERRUN 0x01 208#define XL_RXSTATUS_RUNT 0x02 209#define XL_RXSTATUS_ALIGN 0x04 210#define XL_RXSTATUS_CRC 0x08 211#define XL_RXSTATUS_OVERSIZE 0x10 212#define XL_RXSTATUS_DRIBBLE 0x20 213 214/* 215 * TX status codes 216 */ 217#define XL_TXSTATUS_RECLAIM 0x02 /* 3c905B only */ 218#define XL_TXSTATUS_OVERFLOW 0x04 219#define XL_TXSTATUS_MAXCOLS 0x08 220#define XL_TXSTATUS_UNDERRUN 0x10 221#define XL_TXSTATUS_JABBER 0x20 222#define XL_TXSTATUS_INTREQ 0x40 223#define XL_TXSTATUS_COMPLETE 0x80 224 225/* 226 * Window 2 227 */ 228#define XL_W2_RESET_OPTIONS 0x0C /* 3c905B only */ 229#define XL_W2_STATION_MASK_HI 0x0A 230#define XL_W2_STATION_MASK_MID 0x08 231#define XL_W2_STATION_MASK_LO 0x06 232#define XL_W2_STATION_ADDR_HI 0x04 233#define XL_W2_STATION_ADDR_MID 0x02 234#define XL_W2_STATION_ADDR_LO 0x00 235 236#define XL_RESETOPT_FEATUREMASK 0x0001|0x0002|0x004 237#define XL_RESETOPT_D3RESETDIS 0x0008 238#define XL_RESETOPT_DISADVFD 0x0010 239#define XL_RESETOPT_DISADV100 0x0020 240#define XL_RESETOPT_DISAUTONEG 0x0040 241#define XL_RESETOPT_DEBUGMODE 0x0080 242#define XL_RESETOPT_FASTAUTO 0x0100 243#define XL_RESETOPT_FASTEE 0x0200 244#define XL_RESETOPT_FORCEDCONF 0x0400 245#define XL_RESETOPT_TESTPDTPDR 0x0800 246#define XL_RESETOPT_TEST100TX 0x1000 247#define XL_RESETOPT_TEST100RX 0x2000 248 249/* 250 * Window 3 (fifo management) 251 */ 252#define XL_W3_INTERNAL_CFG 0x00 253#define XL_W3_RESET_OPT 0x08 254#define XL_W3_FREE_TX 0x0C 255#define XL_W3_FREE_RX 0x0A 256#define XL_W3_MAC_CTRL 0x06 257 258#define XL_ICFG_CONNECTOR_MASK 0x00F00000 259#define XL_ICFG_CONNECTOR_BITS 20 260 261#define XL_ICFG_RAMSIZE_MASK 0x00000007 262#define XL_ICFG_RAMWIDTH 0x00000008 263#define XL_ICFG_ROMSIZE_MASK (0x00000040|0x00000080) 264#define XL_ICFG_DISABLE_BASSD 0x00000100 265#define XL_ICFG_RAMLOC 0x00000200 266#define XL_ICFG_RAMPART (0x00010000|0x00020000) 267#define XL_ICFG_XCVRSEL (0x00100000|0x00200000|0x00400000) 268#define XL_ICFG_AUTOSEL 0x01000000 269 270#define XL_XCVR_10BT 0x00 271#define XL_XCVR_AUI 0x01 272#define XL_XCVR_RSVD_0 0x02 273#define XL_XCVR_COAX 0x03 274#define XL_XCVR_100BTX 0x04 275#define XL_XCVR_100BFX 0x05 276#define XL_XCVR_MII 0x06 277#define XL_XCVR_RSVD_1 0x07 278#define XL_XCVR_AUTO 0x08 /* 3c905B only */ 279 280#define XL_MACCTRL_DEFER_EXT_END 0x0001 281#define XL_MACCTRL_DEFER_0 0x0002 282#define XL_MACCTRL_DEFER_1 0x0004 283#define XL_MACCTRL_DEFER_2 0x0008 284#define XL_MACCTRL_DEFER_3 0x0010 285#define XL_MACCTRL_DUPLEX 0x0020 286#define XL_MACCTRL_ALLOW_LARGE_PACK 0x0040 287#define XL_MACCTRL_EXTEND_AFTER_COL 0x0080 (3c905B only) 288#define XL_MACCTRL_FLOW_CONTROL_ENB 0x0100 (3c905B only) 289#define XL_MACCTRL_VLT_END 0x0200 (3c905B only) 290 291/* 292 * The 'reset options' register contains power-on reset values 293 * loaded from the EEPROM. This includes the supported media 294 * types on the card. It is also known as the media options register. 295 */ 296#define XL_W3_MEDIA_OPT 0x08 297 298#define XL_MEDIAOPT_BT4 0x0001 /* MII */ 299#define XL_MEDIAOPT_BTX 0x0002 /* on-chip */ 300#define XL_MEDIAOPT_BFX 0x0004 /* on-chip */ 301#define XL_MEDIAOPT_BT 0x0008 /* on-chip */ 302#define XL_MEDIAOPT_BNC 0x0010 /* on-chip */ 303#define XL_MEDIAOPT_AUI 0x0020 /* on-chip */ 304#define XL_MEDIAOPT_MII 0x0040 /* MII */ 305#define XL_MEDIAOPT_VCO 0x0100 /* 1st gen chip only */ 306 307#define XL_MEDIAOPT_10FL 0x0100 /* 3x905B only, on-chip */ 308#define XL_MEDIAOPT_MASK 0x01FF 309 310/* 311 * Window 4 (diagnostics) 312 */ 313#define XL_W4_UPPERBYTESOK 0x0D 314#define XL_W4_BADSSD 0x0C 315#define XL_W4_MEDIA_STATUS 0x0A 316#define XL_W4_PHY_MGMT 0x08 317#define XL_W4_NET_DIAG 0x06 318#define XL_W4_FIFO_DIAG 0x04 319#define XL_W4_VCO_DIAG 0x02 320 321#define XL_W4_CTRLR_STAT 0x08 322#define XL_W4_TX_DIAG 0x00 323 324#define XL_MII_CLK 0x01 325#define XL_MII_DATA 0x02 326#define XL_MII_DIR 0x04 327 328#define XL_MEDIA_SQE 0x0008 329#define XL_MEDIA_10TP 0x00C0 330#define XL_MEDIA_LNK 0x0080 331#define XL_MEDIA_LNKBEAT 0x0800 332 333#define XL_MEDIASTAT_CRCSTRIP 0x0004 334#define XL_MEDIASTAT_SQEENB 0x0008 335#define XL_MEDIASTAT_COLDET 0x0010 336#define XL_MEDIASTAT_CARRIER 0x0020 337#define XL_MEDIASTAT_JABGUARD 0x0040 338#define XL_MEDIASTAT_LINKBEAT 0x0080 339#define XL_MEDIASTAT_JABDETECT 0x0200 340#define XL_MEDIASTAT_POLREVERS 0x0400 341#define XL_MEDIASTAT_LINKDETECT 0x0800 342#define XL_MEDIASTAT_TXINPROG 0x1000 343#define XL_MEDIASTAT_DCENB 0x4000 344#define XL_MEDIASTAT_AUIDIS 0x8000 345 346#define XL_NETDIAG_TEST_LOWVOLT 0x0001 347#define XL_NETDIAG_ASIC_REVMASK (0x0002|0x0004|0x0008|0x0010|0x0020) 348#define XL_NETDIAG_UPPER_BYTES_ENABLE 0x0040 349#define XL_NETDIAG_STATS_ENABLED 0x0080 350#define XL_NETDIAG_TX_FATALERR 0x0100 351#define XL_NETDIAG_TRANSMITTING 0x0200 352#define XL_NETDIAG_RX_ENABLED 0x0400 353#define XL_NETDIAG_TX_ENABLED 0x0800 354#define XL_NETDIAG_FIFO_LOOPBACK 0x1000 355#define XL_NETDIAG_MAC_LOOPBACK 0x2000 356#define XL_NETDIAG_ENDEC_LOOPBACK 0x4000 357#define XL_NETDIAG_EXTERNAL_LOOP 0x8000 358 359/* 360 * Window 5 361 */ 362#define XL_W5_STAT_ENB 0x0C 363#define XL_W5_INTR_ENB 0x0A 364#define XL_W5_RX_FILTER 0x08 365#define XL_W5_RX_EARLYTHRESH 0x06 366#define XL_W5_TX_AVAILTHRESH 0x02 367#define XL_W5_TX_STARTTHRESH 0x00 368 369/* 370 * RX filter bits 371 */ 372#define XL_RXFILTER_INDIVIDUAL 0x01 373#define XL_RXFILTER_ALLMULTI 0x02 374#define XL_RXFILTER_BROADCAST 0x04 375#define XL_RXFILTER_ALLFRAMES 0x08 376#define XL_RXFILTER_MULTIHASH 0x10 /* 3c905B only */ 377 378/* 379 * Window 6 (stats) 380 */ 381#define XL_W6_TX_BYTES_OK 0x0C 382#define XL_W6_RX_BYTES_OK 0x0A 383#define XL_W6_UPPER_FRAMES_OK 0x09 384#define XL_W6_DEFERRED 0x08 385#define XL_W6_RX_OK 0x07 386#define XL_W6_TX_OK 0x06 387#define XL_W6_RX_OVERRUN 0x05 388#define XL_W6_COL_LATE 0x04 389#define XL_W6_COL_SINGLE 0x03 390#define XL_W6_COL_MULTIPLE 0x02 391#define XL_W6_SQE_ERRORS 0x01 392#define XL_W6_CARRIER_LOST 0x00 393 394/* 395 * Window 7 (bus master control) 396 */ 397#define XL_W7_BM_ADDR 0x00 398#define XL_W7_BM_LEN 0x06 399#define XL_W7_BM_STATUS 0x0B 400#define XL_W7_BM_TIMEr 0x0A 401 402/* 403 * bus master control registers 404 */ 405#define XL_BM_PKTSTAT 0x20 406#define XL_BM_DOWNLISTPTR 0x24 407#define XL_BM_FRAGADDR 0x28 408#define XL_BM_FRAGLEN 0x2C 409#define XL_BM_TXFREETHRESH 0x2F 410#define XL_BM_UPPKTSTAT 0x30 411#define XL_BM_UPLISTPTR 0x38 412 413#define XL_LAST_FRAG 0x80000000 414 415/* 416 * Boomerang/Cyclone TX/RX list structure. 417 * For the TX lists, bits 0 to 12 of the status word indicate 418 * length. 419 * This looks suspiciously like the ThunderLAN, doesn't it. 420 */ 421struct xl_frag { 422 u_int32_t xl_addr; /* 63 addr/len pairs */ 423 u_int32_t xl_len; 424}; 425 426struct xl_list { 427 u_int32_t xl_next; /* final entry has 0 nextptr */ 428 u_int32_t xl_status; 429 struct xl_frag xl_frag[63]; 430}; 431 432struct xl_list_onefrag { 433 u_int32_t xl_next; /* final entry has 0 nextptr */ 434 u_int32_t xl_status; 435 struct xl_frag xl_frag; 436}; 437 438#define XL_MAXFRAGS 63 439#define XL_RX_LIST_CNT 16 440#define XL_TX_LIST_CNT 10 441#define XL_MIN_FRAMELEN 60 442 443struct xl_list_data { 444 struct xl_list_onefrag xl_rx_list[XL_RX_LIST_CNT]; 445 struct xl_list xl_tx_list[XL_TX_LIST_CNT]; 446 unsigned char xl_pad[XL_MIN_FRAMELEN]; 447}; 448 449struct xl_chain { 450 struct xl_list *xl_ptr; 451 struct mbuf *xl_mbuf; 452 struct xl_chain *xl_next; 453}; 454 455struct xl_chain_onefrag { 456 struct xl_list_onefrag *xl_ptr; 457 struct mbuf *xl_mbuf; 458 struct xl_chain_onefrag *xl_next; 459}; 460 461struct xl_chain_data { 462 struct xl_chain_onefrag xl_rx_chain[XL_RX_LIST_CNT]; 463 struct xl_chain xl_tx_chain[XL_TX_LIST_CNT]; 464 465 struct xl_chain_onefrag *xl_rx_head; 466 467 struct xl_chain *xl_tx_head; 468 struct xl_chain *xl_tx_tail; 469 struct xl_chain *xl_tx_free; 470}; 471 472#define XL_RXSTAT_LENMASK 0x00001FFF 473#define XL_RXSTAT_UP_ERROR 0x00004000 474#define XL_RXSTAT_UP_CMPLT 0x00008000 475#define XL_RXSTAT_UP_OVERRUN 0x00010000 476#define XL_RXSTAT_RUNT 0x00020000 477#define XL_RXSTAT_ALIGN 0x00040000 478#define XL_RXSTAT_CRC 0x00080000 479#define XL_RXSTAT_OVERSIZE 0x00100000 480#define XL_RXSTAT_DRIBBLE 0x00800000 481#define XL_RXSTAT_UP_OFLOW 0x01000000 482#define XL_RXSTAT_IPCKERR 0x02000000 /* 3c905B only */ 483#define XL_RXSTAT_TCPCKERR 0x04000000 /* 3c905B only */ 484#define XL_RXSTAT_UDPCKERR 0x08000000 /* 3c905B only */ 485#define XL_RXSTAT_BUFEN 0x10000000 /* 3c905B only */ 486#define XL_RXSTAT_IPCKOK 0x20000000 /* 3c905B only */ 487#define XL_RXSTAT_TCPCOK 0x40000000 /* 3c905B only */ 488#define XL_RXSTAT_UDPCKOK 0x80000000 /* 3c905B only */ 489 490#define XL_TXSTAT_LENMASK 0x00001FFF 491#define XL_TXSTAT_CRCDIS 0x00002000 492#define XL_TXSTAT_TX_INTR 0x00008000 493#define XL_TXSTAT_DL_COMPLETE 0x00010000 494#define XL_TXSTAT_IPCKSUM 0x02000000 /* 3c905B only */ 495#define XL_TXSTAT_TCPCKSUM 0x04000000 /* 3c905B only */ 496#define XL_TXSTAT_UDPCKSUM 0x08000000 /* 3c905B only */ 497#define XL_TXSTAT_DL_INTR 0x80000000 498 499#define XL_CAPABILITY_BM 0x20 500 501 502struct xl_type { 503 u_int16_t xl_vid; 504 u_int16_t xl_did; 505 char *xl_name; 506}; 507 508struct xl_mii_frame { 509 u_int8_t mii_stdelim; 510 u_int8_t mii_opcode; 511 u_int8_t mii_phyaddr; 512 u_int8_t mii_regaddr; 513 u_int8_t mii_turnaround; 514 u_int16_t mii_data; 515}; 516 517/* 518 * MII constants 519 */ 520#define XL_MII_STARTDELIM 0x01 521#define XL_MII_READOP 0x02 522#define XL_MII_WRITEOP 0x01 523#define XL_MII_TURNAROUND 0x02 524 525/* 526 * The 3C905B adapters implement a few features that we want to 527 * take advantage of, namely the multicast hash filter. With older 528 * chips, you only have the option of turning on reception of all 529 * multicast frames, which is kind of lame. 530 */ 531#define XL_TYPE_905B 1 532#define XL_TYPE_90X 2 533 534#define XL_FLAG_FORCEDELAY 1 535#define XL_FLAG_SCHEDDELAY 2 536#define XL_FLAG_DELAYTIMEO 3 537 538struct xl_softc { 539 struct arpcom arpcom; /* interface info */ 540 struct ifmedia ifmedia; /* media info */ 541 u_int32_t iobase; /* pointer to PIO space */ 542#ifndef XL_USEIOSPACE 543 volatile caddr_t csr; /* pointer to register map */ 544#endif 545 struct xl_type *xl_info; /* 3Com adapter info */ 546 struct xl_type *xl_pinfo; /* phy info */ 547 u_int8_t xl_unit; /* interface number */ 548 u_int8_t xl_type; 549 u_int8_t xl_phy_addr; /* PHY address */ 550 u_int32_t xl_xcvr; 551 u_int16_t xl_media; 552 u_int16_t xl_caps; 553 u_int8_t xl_tx_pend; /* TX pending */ 554 u_int8_t xl_want_auto; 555 u_int8_t xl_autoneg; 556 u_int8_t xl_stats_no_timeout; 557 caddr_t xl_ldata_ptr; 558 struct xl_list_data *xl_ldata; 559 struct xl_chain_data xl_cdata; 560 struct callout_handle xl_stat_ch; 561}; 562 563#define xl_rx_goodframes(x) \ 564 ((x.xl_upper_frames_ok & 0x03) << 8) | x.xl_rx_frames_ok 565 566#define xl_tx_goodframes(x) \ 567 ((x.xl_upper_frames_ok & 0x30) << 4) | x.xl_tx_frames_ok 568 569struct xl_stats { 570 u_int8_t xl_carrier_lost; 571 u_int8_t xl_sqe_errs; 572 u_int8_t xl_tx_multi_collision; 573 u_int8_t xl_tx_single_collision; 574 u_int8_t xl_tx_late_collision; 575 u_int8_t xl_rx_overrun; 576 u_int8_t xl_tx_frames_ok; 577 u_int8_t xl_rx_frames_ok; 578 u_int8_t xl_tx_deferred; 579 u_int8_t xl_upper_frames_ok; 580 u_int16_t xl_rx_bytes_ok; 581 u_int16_t xl_tx_bytes_ok; 582 u_int16_t status; 583}; 584 585/* 586 * register space access macros 587 */ 588#ifdef XL_USEIOSPACE 589#define CSR_WRITE_4(sc, reg, val) \ 590 outl(sc->iobase + (u_int32_t)(reg), val) 591#define CSR_WRITE_2(sc, reg, val) \ 592 outw(sc->iobase + (u_int32_t)(reg), val) 593#define CSR_WRITE_1(sc, reg, val) \ 594 outb(sc->iobase + (u_int32_t)(reg), val) 595 596#define CSR_READ_4(sc, reg) \ 597 inl(sc->iobase + (u_int32_t)(reg)) 598#define CSR_READ_2(sc, reg) \ 599 inw(sc->iobase + (u_int32_t)(reg)) 600#define CSR_READ_1(sc, reg) \ 601 inb(sc->iobase + (u_int32_t)(reg)) 602#else 603#define CSR_WRITE_4(sc, reg, val) \ 604 ((*(u_int32_t*)((sc)->csr + (u_int32_t)(reg))) = (u_int32_t)(val)) 605#define CSR_WRITE_2(sc, reg, val) \ 606 ((*(u_int16_t*)((sc)->csr + (u_int32_t)(reg))) = (u_int16_t)(val)) 607#define CSR_WRITE_1(sc, reg, val) \ 608 ((*(u_int8_t*)((sc)->csr + (u_int32_t)(reg))) = (u_int8_t)(val)) 609 610#define CSR_READ_4(sc, reg) \ 611 (*(u_int32_t *)((sc)->csr + (u_int32_t)(reg))) 612#define CSR_READ_2(sc, reg) \ 613 (*(u_int16_t *)((sc)->csr + (u_int32_t)(reg))) 614#define CSR_READ_1(sc, reg) \ 615 (*(u_int8_t *)((sc)->csr + (u_int32_t)(reg))) 616#endif 617 618#define XL_SEL_WIN(x) \ 619 CSR_WRITE_2(sc, XL_COMMAND, XL_CMD_WINSEL | x) 620#define XL_TIMEOUT 1000 621 622/* 623 * General constants that are fun to know. 624 * 625 * 3Com PCI vendor ID 626 */ 627#define TC_VENDORID 0x10B7 628 629/* 630 * 3Com chip device IDs. 631 */ 632#define TC_DEVICEID_BOOMERANG_10BT 0x9000 633#define TC_DEVICEID_BOOMERANG_10BT_COMBO 0x9001 634#define TC_DEVICEID_BOOMERANG_10_100BT 0x9050 635#define TC_DEVICEID_BOOMERANG_100BT4 0x9051 636#define TC_DEVICEID_CYCLONE_10BT 0x9004 637#define TC_DEVICEID_CYCLONE_10BT_COMBO 0x9005 638#define TC_DEVICEID_CYCLONE_10_100BT 0x9055 639#define TC_DEVICEID_CYCLONE_10_100BT4 0x9056 640#define TC_DEVICEID_CYCLONE_10_100BT_SERV 0x9800 641 642/* 643 * Texas Instruments PHY identifiers 644 * 645 * The ThunderLAN manual has a curious and confusing error in it. 646 * In chapter 7, which describes PHYs, it says that TI PHYs have 647 * the following ID codes, where xx denotes a revision: 648 * 649 * 0x4000501xx internal 10baseT PHY 650 * 0x4000502xx TNETE211 100VG-AnyLan PMI 651 * 652 * The problem here is that these are not valid 32-bit hex numbers: 653 * there's one digit too many. My guess is that they mean the internal 654 * 10baseT PHY is 0x4000501x and the TNETE211 is 0x4000502x since these 655 * are the only numbers that make sense. 656 */ 657#define TI_PHY_VENDORID 0x4000 658#define TI_PHY_10BT 0x501F 659#define TI_PHY_100VGPMI 0x502F 660 661/* 662 * These ID values are for the NS DP83840A 10/100 PHY 663 */ 664#define NS_PHY_VENDORID 0x2000 665#define NS_PHY_83840A 0x5C0F 666 667/* 668 * Level 1 10/100 PHY 669 */ 670#define LEVEL1_PHY_VENDORID 0x7810 671#define LEVEL1_PHY_LXT970 0x000F 672 673/* 674 * Intel 82555 10/100 PHY 675 */ 676#define INTEL_PHY_VENDORID 0x0A28 677#define INTEL_PHY_82555 0x015F 678 679/* 680 * SEEQ 80220 10/100 PHY 681 */ 682#define SEEQ_PHY_VENDORID 0x0016 683#define SEEQ_PHY_80220 0xF83F 684 685 686/* 687 * PCI low memory base and low I/O base register, and 688 * other PCI registers. Note: some are only available on 689 * the 3c905B, in particular those that related to power management. 690 */ 691 692#define XL_PCI_VENDOR_ID 0x00 693#define XL_PCI_DEVICE_ID 0x02 694#define XL_PCI_COMMAND 0x04 695#define XL_PCI_STATUS 0x06 696#define XL_PCI_CLASSCODE 0x09 697#define XL_PCI_LATENCY_TIMER 0x0D 698#define XL_PCI_HEADER_TYPE 0x0E 699#define XL_PCI_LOIO 0x10 700#define XL_PCI_LOMEM 0x14 701#define XL_PCI_BIOSROM 0x30 702#define XL_PCI_INTLINE 0x3C 703#define XL_PCI_INTPIN 0x3D 704#define XL_PCI_MINGNT 0x3E 705#define XL_PCI_MINLAT 0x0F 706#define XL_PCI_RESETOPT 0x48 707#define XL_PCI_EEPROM_DATA 0x4C 708 709/* 3c905B-only registers */ 710#define XL_PCI_CAPID 0xDC /* 8 bits */ 711#define XL_PCI_NEXTPTR 0xDD /* 8 bits */ 712#define XL_PCI_PWRMGMTCAP 0xDE /* 16 bits */ 713#define XL_PCI_PWRMGMTCTRL 0xE0 /* 16 bits */ 714 715#define XL_PSTATE_MASK 0x0003 716#define XL_PSTATE_D0 0x0000 717#define XL_PSTATE_D1 0x0002 718#define XL_PSTATE_D2 0x0002 719#define XL_PSTATE_D3 0x0003 720#define XL_PME_EN 0x0010 721#define XL_PME_STATUS 0x8000 722 723#define PHY_UNKNOWN 6 724 725#define XL_PHYADDR_MIN 0x00 726#define XL_PHYADDR_MAX 0x1F 727 728#define XL_PHY_GENCTL 0x00 729#define XL_PHY_GENSTS 0x01 730#define XL_PHY_VENID 0x02 731#define XL_PHY_DEVID 0x03 732#define XL_PHY_ANAR 0x04 733#define XL_PHY_LPAR 0x05 734#define XL_PHY_ANEXP 0x06 735 736#define PHY_ANAR_NEXTPAGE 0x8000 737#define PHY_ANAR_RSVD0 0x4000 738#define PHY_ANAR_TLRFLT 0x2000 739#define PHY_ANAR_RSVD1 0x1000 740#define PHY_ANAR_RSVD2 0x0800 741#define PHY_ANAR_RSVD3 0x0400 742#define PHY_ANAR_100BT4 0x0200 743#define PHY_ANAR_100BTXFULL 0x0100 744#define PHY_ANAR_100BTXHALF 0x0080 745#define PHY_ANAR_10BTFULL 0x0040 746#define PHY_ANAR_10BTHALF 0x0020 747#define PHY_ANAR_PROTO4 0x0010 748#define PHY_ANAR_PROTO3 0x0008 749#define PHY_ANAR_PROTO2 0x0004 750#define PHY_ANAR_PROTO1 0x0002 751#define PHY_ANAR_PROTO0 0x0001 752 753/* 754 * These are the register definitions for the PHY (physical layer 755 * interface chip). 756 */ 757/* 758 * PHY BMCR Basic Mode Control Register 759 */ 760#define PHY_BMCR 0x00 761#define PHY_BMCR_RESET 0x8000 762#define PHY_BMCR_LOOPBK 0x4000 763#define PHY_BMCR_SPEEDSEL 0x2000 764#define PHY_BMCR_AUTONEGENBL 0x1000 765#define PHY_BMCR_RSVD0 0x0800 /* write as zero */ 766#define PHY_BMCR_ISOLATE 0x0400 767#define PHY_BMCR_AUTONEGRSTR 0x0200 768#define PHY_BMCR_DUPLEX 0x0100 769#define PHY_BMCR_COLLTEST 0x0080 770#define PHY_BMCR_RSVD1 0x0040 /* write as zero, don't care */ 771#define PHY_BMCR_RSVD2 0x0020 /* write as zero, don't care */ 772#define PHY_BMCR_RSVD3 0x0010 /* write as zero, don't care */ 773#define PHY_BMCR_RSVD4 0x0008 /* write as zero, don't care */ 774#define PHY_BMCR_RSVD5 0x0004 /* write as zero, don't care */ 775#define PHY_BMCR_RSVD6 0x0002 /* write as zero, don't care */ 776#define PHY_BMCR_RSVD7 0x0001 /* write as zero, don't care */ 777/* 778 * RESET: 1 == software reset, 0 == normal operation 779 * Resets status and control registers to default values. 780 * Relatches all hardware config values. 781 * 782 * LOOPBK: 1 == loopback operation enabled, 0 == normal operation 783 * 784 * SPEEDSEL: 1 == 100Mb/s, 0 == 10Mb/s 785 * Link speed is selected byt his bit or if auto-negotiation if bit 786 * 12 (AUTONEGENBL) is set (in which case the value of this register 787 * is ignored). 788 * 789 * AUTONEGENBL: 1 == Autonegotiation enabled, 0 == Autonegotiation disabled 790 * Bits 8 and 13 are ignored when autoneg is set, otherwise bits 8 and 13 791 * determine speed and mode. Should be cleared and then set if PHY configured 792 * for no autoneg on startup. 793 * 794 * ISOLATE: 1 == isolate PHY from MII, 0 == normal operation 795 * 796 * AUTONEGRSTR: 1 == restart autonegotiation, 0 = normal operation 797 * 798 * DUPLEX: 1 == full duplex mode, 0 == half duplex mode 799 * 800 * COLLTEST: 1 == collision test enabled, 0 == normal operation 801 */ 802 803/* 804 * PHY, BMSR Basic Mode Status Register 805 */ 806#define PHY_BMSR 0x01 807#define PHY_BMSR_100BT4 0x8000 808#define PHY_BMSR_100BTXFULL 0x4000 809#define PHY_BMSR_100BTXHALF 0x2000 810#define PHY_BMSR_10BTFULL 0x1000 811#define PHY_BMSR_10BTHALF 0x0800 812#define PHY_BMSR_RSVD1 0x0400 /* write as zero, don't care */ 813#define PHY_BMSR_RSVD2 0x0200 /* write as zero, don't care */ 814#define PHY_BMSR_RSVD3 0x0100 /* write as zero, don't care */ 815#define PHY_BMSR_RSVD4 0x0080 /* write as zero, don't care */ 816#define PHY_BMSR_MFPRESUP 0x0040 817#define PHY_BMSR_AUTONEGCOMP 0x0020 818#define PHY_BMSR_REMFAULT 0x0010 819#define PHY_BMSR_CANAUTONEG 0x0008 820#define PHY_BMSR_LINKSTAT 0x0004 821#define PHY_BMSR_JABBER 0x0002 822#define PHY_BMSR_EXTENDED 0x0001 823