tulipvar.h revision 1.30
1 /* $NetBSD: tulipvar.h,v 1.30 2000/03/15 18:39:51 thorpej Exp $ */ 2 3 /*- 4 * Copyright (c) 1998, 1999, 2000 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 9 * NASA Ames Research Center. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by the NetBSD 22 * Foundation, Inc. and its contributors. 23 * 4. Neither the name of The NetBSD Foundation nor the names of its 24 * contributors may be used to endorse or promote products derived 25 * from this software without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 28 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 31 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGE. 38 */ 39 40 #ifndef _DEV_IC_TULIPVAR_H_ 41 #define _DEV_IC_TULIPVAR_H_ 42 43 #include <sys/queue.h> 44 45 /* 46 * Misc. definitions for the Digital Semiconductor ``Tulip'' (21x4x) 47 * Ethernet controller family driver. 48 */ 49 50 /* 51 * Transmit descriptor list size. This is arbitrary, but allocate 52 * enough descriptors for 64 pending transmissions and 16 segments 53 * per packet. Since a descriptor holds 2 buffer addresses, that's 54 * 8 descriptors per packet. This MUST work out to a power of 2. 55 */ 56 #define TULIP_NTXSEGS 16 57 58 #define TULIP_TXQUEUELEN 64 59 #define TULIP_NTXDESC (TULIP_TXQUEUELEN * TULIP_NTXSEGS) 60 #define TULIP_NTXDESC_MASK (TULIP_NTXDESC - 1) 61 #define TULIP_NEXTTX(x) ((x + 1) & TULIP_NTXDESC_MASK) 62 63 /* 64 * Receive descriptor list size. We have one Rx buffer per incoming 65 * packet, so this logic is a little simpler. 66 */ 67 #define TULIP_NRXDESC 64 68 #define TULIP_NRXDESC_MASK (TULIP_NRXDESC - 1) 69 #define TULIP_NEXTRX(x) ((x + 1) & TULIP_NRXDESC_MASK) 70 71 /* 72 * Control structures are DMA'd to the TULIP chip. We allocate them in 73 * a single clump that maps to a single DMA segment to make several things 74 * easier. 75 */ 76 struct tulip_control_data { 77 /* 78 * The transmit descriptors. 79 */ 80 struct tulip_desc tcd_txdescs[TULIP_NTXDESC]; 81 82 /* 83 * The receive descriptors. 84 */ 85 struct tulip_desc tcd_rxdescs[TULIP_NRXDESC]; 86 87 /* 88 * The setup packet. 89 */ 90 u_int32_t tcd_setup_packet[TULIP_SETUP_PACKET_LEN / sizeof(u_int32_t)]; 91 }; 92 93 #define TULIP_CDOFF(x) offsetof(struct tulip_control_data, x) 94 #define TULIP_CDTXOFF(x) TULIP_CDOFF(tcd_txdescs[(x)]) 95 #define TULIP_CDRXOFF(x) TULIP_CDOFF(tcd_rxdescs[(x)]) 96 #define TULIP_CDSPOFF TULIP_CDOFF(tcd_setup_packet) 97 98 /* 99 * Software state for transmit jobs. 100 */ 101 struct tulip_txsoft { 102 struct mbuf *txs_mbuf; /* head of our mbuf chain */ 103 bus_dmamap_t txs_dmamap; /* our DMA map */ 104 int txs_firstdesc; /* first descriptor in packet */ 105 int txs_lastdesc; /* last descriptor in packet */ 106 int txs_ndescs; /* number of descriptors */ 107 SIMPLEQ_ENTRY(tulip_txsoft) txs_q; 108 }; 109 110 SIMPLEQ_HEAD(tulip_txsq, tulip_txsoft); 111 112 /* 113 * Software state for receive jobs. 114 */ 115 struct tulip_rxsoft { 116 struct mbuf *rxs_mbuf; /* head of our mbuf chain */ 117 bus_dmamap_t rxs_dmamap; /* our DMA map */ 118 }; 119 120 /* 121 * Type of Tulip chip we're dealing with. 122 */ 123 typedef enum { 124 TULIP_CHIP_INVALID = 0, /* invalid chip type */ 125 TULIP_CHIP_DE425 = 1, /* DE-425 EISA */ 126 TULIP_CHIP_21040 = 2, /* DECchip 21040 */ 127 TULIP_CHIP_21041 = 3, /* DECchip 21041 */ 128 TULIP_CHIP_21140 = 4, /* DECchip 21140 */ 129 TULIP_CHIP_21140A = 5, /* DECchip 21140A */ 130 TULIP_CHIP_21142 = 6, /* DECchip 21142 */ 131 TULIP_CHIP_21143 = 7, /* DECchip 21143 */ 132 TULIP_CHIP_82C168 = 8, /* Lite-On 82C168 PNIC */ 133 TULIP_CHIP_82C169 = 9, /* Lite-On 82C169 PNIC */ 134 TULIP_CHIP_82C115 = 10, /* Lite-On 82C115 PNIC II */ 135 TULIP_CHIP_MX98713 = 11, /* Macronix 98713 PMAC */ 136 TULIP_CHIP_MX98713A = 12, /* Macronix 98713A PMAC */ 137 TULIP_CHIP_MX98715 = 13, /* Macronix 98715 PMAC */ 138 TULIP_CHIP_MX98715A = 14, /* Macronix 98715A PMAC */ 139 TULIP_CHIP_MX98725 = 15, /* Macronix 98725 PMAC */ 140 TULIP_CHIP_WB89C840F = 16, /* Winbond 89C840F */ 141 TULIP_CHIP_DM9102 = 17, /* Davicom DM9102 */ 142 TULIP_CHIP_AL981 = 18, /* ADMtek AL981 */ 143 TULIP_CHIP_AX88140 = 19, /* ASIX AX88140 */ 144 TULIP_CHIP_AX88141 = 20, /* ASIX AX88141 */ 145 TULIP_CHIP_X3201_3 = 21, /* Xircom X3201-3 */ 146 } tulip_chip_t; 147 148 #define TULIP_CHIP_NAMES \ 149 { \ 150 NULL, \ 151 "DE-425", \ 152 "DECchip 21040", \ 153 "DECchip 21041", \ 154 "DECchip 21140", \ 155 "DECchip 21140A", \ 156 "DECchip 21142", \ 157 "DECchip 21143", \ 158 "Lite-On 82C168", \ 159 "Lite-On 82C169", \ 160 "Lite-On 82C115", \ 161 "Macronix MX98713", \ 162 "Macronix MX98713A", \ 163 "Macronix MX98715", \ 164 "Macronix MX98715A", \ 165 "Macronix MX98725", \ 166 "Winbond 89C840F", \ 167 "Davicom DM9102", \ 168 "ADMtek AL981", \ 169 "ASIX AX88140", \ 170 "ASIX AX88141", \ 171 "Xircom X3201-3", \ 172 } 173 174 struct tulip_softc; 175 176 /* 177 * Media init, change, status function pointers. 178 */ 179 struct tulip_mediasw { 180 void (*tmsw_init) __P((struct tulip_softc *)); 181 void (*tmsw_get) __P((struct tulip_softc *, struct ifmediareq *)); 182 int (*tmsw_set) __P((struct tulip_softc *)); 183 }; 184 185 /* 186 * Table which describes the transmit threshold mode. 187 */ 188 struct tulip_txthresh_tab { 189 u_int32_t txth_opmode; /* OPMODE bits */ 190 const char *txth_name; /* name of mode */ 191 }; 192 193 /* 194 * Settings for Tulip SIA media. 195 */ 196 struct tulip_sia_media { 197 u_int32_t tsm_siaconn; /* CSR13 value */ 198 u_int32_t tsm_siatxrx; /* CSR14 value */ 199 u_int32_t tsm_siagen; /* CSR15 value */ 200 }; 201 202 /* 203 * Description of 2x14x media. 204 */ 205 struct tulip_21x4x_media { 206 int tm_type; /* type of media; see tulipreg.h */ 207 const char *tm_name; /* name of media */ 208 209 void (*tm_get) __P((struct tulip_softc *, 210 struct ifmediareq *)); 211 int (*tm_set) __P((struct tulip_softc *)); 212 213 int tm_phyno; /* PHY # on MII */ 214 215 int tm_gp_length; /* MII select sequence length */ 216 int tm_gp_offset; /* MII select sequence offset */ 217 218 int tm_reset_length;/* MII reset sequence length */ 219 int tm_reset_offset;/* MII reset sequence offset */ 220 221 u_int32_t tm_opmode; /* OPMODE bits for this media */ 222 u_int32_t tm_gpctl; /* GPIO control bits for this media */ 223 u_int32_t tm_gpdata; /* GPIO bits for this media */ 224 u_int32_t tm_actmask; /* `active' bits for this data */ 225 u_int32_t tm_actdata; /* active high/low info */ 226 227 struct tulip_sia_media tm_sia; /* SIA settings */ 228 #define tm_siaconn tm_sia.tsm_siaconn 229 #define tm_siatxrx tm_sia.tsm_siatxrx 230 #define tm_siagen tm_sia.tsm_siagen 231 }; 232 233 /* 234 * Table for converting Tulip SROM media info into ifmedia data. 235 */ 236 struct tulip_srom_to_ifmedia { 237 u_int8_t tsti_srom; /* SROM media type */ 238 int tsti_subtype; /* ifmedia subtype */ 239 int tsti_options; /* ifmedia options */ 240 const char *tsti_name; /* media name */ 241 242 u_int32_t tsti_opmode; /* OPMODE bits for this media */ 243 244 /* 245 * Settings for 21040, 21041, and 21142/21143 SIA, in the event 246 * the SROM doesn't have them. 247 */ 248 struct tulip_sia_media tsti_21040; 249 struct tulip_sia_media tsti_21041; 250 struct tulip_sia_media tsti_21142; 251 }; 252 253 /* 254 * Some misc. statics, useful for debugging. 255 */ 256 struct tulip_stats { 257 u_long ts_tx_uf; /* transmit underflow errors */ 258 u_long ts_tx_to; /* transmit jabber timeouts */ 259 u_long ts_tx_ec; /* excessve collision count */ 260 u_long ts_tx_lc; /* late collision count */ 261 }; 262 263 /* 264 * Software state per device. 265 */ 266 struct tulip_softc { 267 struct device sc_dev; /* generic device information */ 268 bus_space_tag_t sc_st; /* bus space tag */ 269 bus_space_handle_t sc_sh; /* bus space handle */ 270 bus_dma_tag_t sc_dmat; /* bus DMA tag */ 271 struct ethercom sc_ethercom; /* ethernet common data */ 272 void *sc_sdhook; /* shutdown hook */ 273 274 struct tulip_stats sc_stats; /* debugging stats */ 275 276 /* 277 * Contents of the SROM. 278 */ 279 u_int8_t *sc_srom; 280 int sc_srom_addrbits; 281 282 /* 283 * Media access functions for this chip. 284 */ 285 const struct tulip_mediasw *sc_mediasw; 286 mii_bitbang_ops_t sc_bitbang_ops; 287 288 /* 289 * For chips with built-in NWay blocks, these are state 290 * variables required for autonegotiation. 291 */ 292 int sc_nway_ticks; /* tick counter */ 293 struct ifmedia_entry *sc_nway_active; /* the active media */ 294 295 tulip_chip_t sc_chip; /* chip type */ 296 int sc_rev; /* chip revision */ 297 int sc_flags; /* misc flags. */ 298 char sc_name[16]; /* board name */ 299 u_int32_t sc_cacheline; /* cache line size */ 300 int sc_devno; /* PCI device # */ 301 302 struct mii_data sc_mii; /* MII/media information */ 303 304 const struct tulip_txthresh_tab *sc_txth; 305 int sc_txthresh; /* current transmit threshold */ 306 307 u_int8_t sc_gp_dir; /* GPIO pin direction bits (21140) */ 308 int sc_media_seen; /* ISV media block types seen */ 309 int sc_tlp_minst; /* Tulip internal media instance */ 310 311 /* Reset function. */ 312 void (*sc_reset) __P((struct tulip_softc *)); 313 314 /* Pre-init function. */ 315 void (*sc_preinit) __P((struct tulip_softc *)); 316 317 /* Filter setup function. */ 318 void (*sc_filter_setup) __P((struct tulip_softc *)); 319 320 /* Media status update function. */ 321 void (*sc_statchg) __P((struct device *)); 322 323 /* Media tick function. */ 324 void (*sc_tick) __P((void *)); 325 326 /* Power management hooks. */ 327 int (*sc_enable) __P((struct tulip_softc *)); 328 void (*sc_disable) __P((struct tulip_softc *)); 329 330 /* 331 * The Winbond 89C840F places registers 4 bytes apart, instead 332 * of 8. 333 */ 334 int sc_regshift; 335 336 u_int32_t sc_busmode; /* copy of CSR_BUSMODE */ 337 u_int32_t sc_opmode; /* copy of CSR_OPMODE */ 338 u_int32_t sc_inten; /* copy of CSR_INTEN */ 339 340 u_int32_t sc_rxint_mask; /* mask of Rx interrupts we want */ 341 u_int32_t sc_txint_mask; /* mask of Tx interrupts we want */ 342 343 u_int32_t sc_filtmode; /* filter mode we're using */ 344 345 bus_dma_segment_t sc_cdseg; /* control data memory */ 346 int sc_cdnseg; /* number of segments */ 347 bus_dmamap_t sc_cddmamap; /* control data DMA map */ 348 #define sc_cddma sc_cddmamap->dm_segs[0].ds_addr 349 350 /* 351 * Software state for transmit and receive descriptors. 352 */ 353 struct tulip_txsoft sc_txsoft[TULIP_TXQUEUELEN]; 354 struct tulip_rxsoft sc_rxsoft[TULIP_NRXDESC]; 355 356 /* 357 * Control data structures. 358 */ 359 struct tulip_control_data *sc_control_data; 360 #define sc_txdescs sc_control_data->tcd_txdescs 361 #define sc_rxdescs sc_control_data->tcd_rxdescs 362 #define sc_setup_desc sc_control_data->tcd_setup_desc 363 364 int sc_txfree; /* number of free Tx descriptors */ 365 int sc_txnext; /* next ready Tx descriptor */ 366 int sc_ntxsegs; /* number of transmit segs per pkt */ 367 368 u_int32_t sc_tdctl_ch; /* conditional desc chaining */ 369 u_int32_t sc_tdctl_er; /* conditional desc end-of-ring */ 370 371 struct tulip_txsq sc_txfreeq; /* free Tx descsofts */ 372 struct tulip_txsq sc_txdirtyq; /* dirty Tx descsofts */ 373 374 int sc_rxptr; /* next ready RX descriptor/descsoft */ 375 }; 376 377 /* sc_flags */ 378 #define TULIPF_WANT_SETUP 0x00000001 /* want filter setup */ 379 #define TULIPF_DOING_SETUP 0x00000002 /* doing multicast setup */ 380 #define TULIPF_HAS_MII 0x00000004 /* has media on MII */ 381 #define TULIPF_IC_FS 0x00000008 /* IC bit on first tx seg */ 382 #define TULIPF_MRL 0x00000010 /* memory read line okay */ 383 #define TULIPF_MRM 0x00000020 /* memory read multi okay */ 384 #define TULIPF_MWI 0x00000040 /* memory write inval okay */ 385 #define TULIPF_LINK_UP 0x00000100 /* link is up (non-MII) */ 386 #define TULIPF_LINK_VALID 0x00000200 /* link state valid */ 387 #define TULIPF_DOINGAUTO 0x00000400 /* doing autoneg (non-MII) */ 388 #define TULIPF_ATTACHED 0x00000800 /* attach has succeeded */ 389 #define TULIPF_ENABLED 0x00001000 /* chip is enabled */ 390 391 #define TULIP_IS_ENABLED(sc) ((sc)->sc_flags & TULIPF_ENABLED) 392 393 /* 394 * This macro returns the current media entry for *non-MII* media. 395 */ 396 #define TULIP_CURRENT_MEDIA(sc) \ 397 (IFM_SUBTYPE((sc)->sc_mii.mii_media.ifm_cur->ifm_media) != IFM_AUTO ? \ 398 (sc)->sc_mii.mii_media.ifm_cur : (sc)->sc_nway_active) 399 400 /* 401 * This macro determines if a change to media-related OPMODE bits requires 402 * a chip reset. 403 */ 404 #define TULIP_MEDIA_NEEDSRESET(sc, newbits) \ 405 (((sc)->sc_opmode & OPMODE_MEDIA_BITS) != \ 406 ((newbits) & OPMODE_MEDIA_BITS)) 407 408 #define TULIP_CDTXADDR(sc, x) ((sc)->sc_cddma + TULIP_CDTXOFF((x))) 409 #define TULIP_CDRXADDR(sc, x) ((sc)->sc_cddma + TULIP_CDRXOFF((x))) 410 411 #define TULIP_CDSPADDR(sc) ((sc)->sc_cddma + TULIP_CDSPOFF) 412 413 #define TULIP_CDSP(sc) ((sc)->sc_control_data->tcd_setup_packet) 414 415 #define TULIP_CDTXSYNC(sc, x, n, ops) \ 416 do { \ 417 int __x, __n; \ 418 \ 419 __x = (x); \ 420 __n = (n); \ 421 \ 422 /* If it will wrap around, sync to the end of the ring. */ \ 423 if ((__x + __n) > TULIP_NTXDESC) { \ 424 bus_dmamap_sync((sc)->sc_dmat, (sc)->sc_cddmamap, \ 425 TULIP_CDTXOFF(__x), sizeof(struct tulip_desc) * \ 426 (TULIP_NTXDESC - __x), (ops)); \ 427 __n -= (TULIP_NTXDESC - __x); \ 428 __x = 0; \ 429 } \ 430 \ 431 /* Now sync whatever is left. */ \ 432 bus_dmamap_sync((sc)->sc_dmat, (sc)->sc_cddmamap, \ 433 TULIP_CDTXOFF(__x), sizeof(struct tulip_desc) * __n, (ops)); \ 434 } while (0) 435 436 #define TULIP_CDRXSYNC(sc, x, ops) \ 437 bus_dmamap_sync((sc)->sc_dmat, (sc)->sc_cddmamap, \ 438 TULIP_CDRXOFF((x)), sizeof(struct tulip_desc), (ops)) 439 440 #define TULIP_CDSPSYNC(sc, ops) \ 441 bus_dmamap_sync((sc)->sc_dmat, (sc)->sc_cddmamap, \ 442 TULIP_CDSPOFF, TULIP_SETUP_PACKET_LEN, (ops)) 443 444 /* 445 * Note we rely on MCLBYTES being a power of two. Because the `length' 446 * field is only 11 bits, we must subtract 1 from the length to avoid 447 * having it truncated to 0! 448 */ 449 #define TULIP_INIT_RXDESC(sc, x) \ 450 do { \ 451 struct tulip_rxsoft *__rxs = &sc->sc_rxsoft[(x)]; \ 452 struct tulip_desc *__rxd = &sc->sc_rxdescs[(x)]; \ 453 struct mbuf *__m = __rxs->rxs_mbuf; \ 454 \ 455 __m->m_data = __m->m_ext.ext_buf; \ 456 __rxd->td_bufaddr1 = \ 457 htole32(__rxs->rxs_dmamap->dm_segs[0].ds_addr); \ 458 __rxd->td_bufaddr2 = \ 459 htole32(TULIP_CDRXADDR((sc), TULIP_NEXTRX((x)))); \ 460 __rxd->td_ctl = \ 461 htole32(((__m->m_ext.ext_size - 1) << TDCTL_SIZE1_SHIFT) | \ 462 (sc)->sc_tdctl_ch | \ 463 ((x) == (TULIP_NRXDESC - 1) ? sc->sc_tdctl_er : 0)); \ 464 __rxd->td_status = htole32(TDSTAT_OWN|TDSTAT_Rx_FS|TDSTAT_Rx_LS); \ 465 TULIP_CDRXSYNC((sc), (x), BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE); \ 466 } while (0) 467 468 /* CSR access */ 469 #define TULIP_CSR_OFFSET(sc, csr) \ 470 (TULIP_CSR_INDEX(csr) << (sc)->sc_regshift) 471 472 #define TULIP_READ(sc, reg) \ 473 bus_space_read_4((sc)->sc_st, (sc)->sc_sh, \ 474 TULIP_CSR_OFFSET((sc), (reg))) 475 476 #define TULIP_WRITE(sc, reg, val) \ 477 bus_space_write_4((sc)->sc_st, (sc)->sc_sh, \ 478 TULIP_CSR_OFFSET((sc), (reg)), (val)) 479 480 #define TULIP_SET(sc, reg, mask) \ 481 TULIP_WRITE((sc), (reg), TULIP_READ((sc), (reg)) | (mask)) 482 483 #define TULIP_CLR(sc, reg, mask) \ 484 TULIP_WRITE((sc), (reg), TULIP_READ((sc), (reg)) & ~(mask)) 485 486 #define TULIP_ISSET(sc, reg, mask) \ 487 (TULIP_READ((sc), (reg)) & (mask)) 488 489 #if BYTE_ORDER == BIG_ENDIAN 490 #define TULIP_SP_FIELD_C(x) ((x) << 16) 491 #else 492 #define TULIP_SP_FIELD_C(x) (x) 493 #endif 494 #define TULIP_SP_FIELD(x, f) TULIP_SP_FIELD_C(((u_int16_t *)(x))[(f)]) 495 496 #ifdef _KERNEL 497 extern const char *tlp_chip_names[]; 498 499 extern const struct tulip_mediasw tlp_21040_mediasw; 500 extern const struct tulip_mediasw tlp_21040_tp_mediasw; 501 extern const struct tulip_mediasw tlp_21040_auibnc_mediasw; 502 extern const struct tulip_mediasw tlp_21041_mediasw; 503 extern const struct tulip_mediasw tlp_2114x_isv_mediasw; 504 extern const struct tulip_mediasw tlp_sio_mii_mediasw; 505 extern const struct tulip_mediasw tlp_pnic_mediasw; 506 extern const struct tulip_mediasw tlp_pmac_mediasw; 507 extern const struct tulip_mediasw tlp_al981_mediasw; 508 509 void tlp_attach __P((struct tulip_softc *, const u_int8_t *)); 510 int tlp_activate __P((struct device *, enum devact)); 511 int tlp_detach __P((struct tulip_softc *)); 512 int tlp_intr __P((void *)); 513 int tlp_read_srom __P((struct tulip_softc *)); 514 int tlp_srom_crcok __P((const u_int8_t *)); 515 int tlp_isv_srom __P((const u_int8_t *)); 516 int tlp_isv_srom_enaddr __P((struct tulip_softc *, u_int8_t *)); 517 int tlp_parse_old_srom __P((struct tulip_softc *, u_int8_t *)); 518 519 int tlp_mediachange __P((struct ifnet *)); 520 void tlp_mediastatus __P((struct ifnet *, struct ifmediareq *)); 521 #endif /* _KERNEL */ 522 523 #endif /* _DEV_IC_TULIPVAR_H_ */ 524
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