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sys/dev/ed/if_ed_cbus.c
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1 /*- 2 * Copyright (c) 1995, David Greenman 3 * 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 unmodified, this list of conditions, and the following 10 * disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * $FreeBSD: releng/8.3/sys/dev/ed/if_ed_cbus.c 191299 2009-04-20 01:19:59Z imp $ 28 */ 29 30 #include <sys/param.h> 31 #include <sys/systm.h> 32 #include <sys/socket.h> 33 #include <sys/kernel.h> 34 35 #include <sys/module.h> 36 #include <sys/bus.h> 37 #include <machine/bus.h> 38 #include <sys/rman.h> 39 #include <machine/resource.h> 40 41 #include <net/ethernet.h> 42 #include <net/if.h> 43 #include <net/if_arp.h> 44 #include <net/if_media.h> 45 #include <net/if_mib.h> 46 47 #include <isa/isavar.h> 48 49 #include <dev/ed/if_edvar.h> 50 #include <dev/ed/if_edreg.h> 51 #include <dev/ed/if_ed98.h> 52 53 static int ed98_alloc_port(device_t, int); 54 static int ed98_alloc_memory(device_t, int); 55 static int ed_pio_testmem(struct ed_softc *, int, int, int); 56 static int ed_probe_CNET98(device_t, int, int); 57 static int ed_probe_CNET98EL(device_t, int, int); 58 static int ed_probe_EZ98(device_t, int, int); 59 static int ed_probe_NEC77(device_t, int, int); 60 static int ed_probe_NW98X(device_t, int, int); 61 static int ed_probe_SB98(device_t, int, int); 62 static int ed_probe_SIC98(device_t, int, int); 63 static int ed98_probe_Novell(device_t, int, int); 64 static int ed98_probe_generic8390(struct ed_softc *); 65 static void ed_reset_CNET98(struct ed_softc *, int); 66 static void ed_winsel_CNET98(struct ed_softc *, u_short); 67 static void ed_get_SB98(struct ed_softc *); 68 69 static int ed_cbus_probe(device_t); 70 static int ed_cbus_attach(device_t); 71 72 static struct isa_pnp_id ed_ids[] = { 73 /* TODO - list up PnP boards for PC-98 */ 74 { 0, NULL } 75 }; 76 77 static int 78 ed_cbus_probe(device_t dev) 79 { 80 struct ed_softc *sc = device_get_softc(dev); 81 int flags = device_get_flags(dev); 82 int error = 0; 83 84 sc->type = ED_TYPE98(flags); 85 #ifdef ED_DEBUG 86 device_printf(dev, "ed_cbus_probe: sc->type=%x\n", sc->type); 87 #endif 88 89 /* Check isapnp ids */ 90 error = ISA_PNP_PROBE(device_get_parent(dev), dev, ed_ids); 91 #ifdef ED_DEBUG 92 device_printf(dev, "ed_cbus_probe: ISA_PNP_PROBE returns %d\n", error); 93 #endif 94 95 /* If the card had a PnP ID that didn't match any we know about */ 96 if (error == ENXIO) 97 goto end; 98 99 /* If we had some other problem. */ 100 if (!(error == 0 || error == ENOENT)) 101 goto end; 102 103 /* Heuristic probes */ 104 #ifdef ED_DEBUG 105 device_printf(dev, "ed_cbus_probe: Heuristic probes start\n"); 106 #endif 107 switch (sc->type) { 108 case ED_TYPE98_GENERIC: 109 /* 110 * CAUTION! 111 * sc->type of these boards are overwritten by PC/AT's value. 112 */ 113 114 /* 115 * SMC EtherEZ98 116 */ 117 error = ed_probe_EZ98(dev, 0, flags); 118 if (error == 0) 119 goto end; 120 121 ed_release_resources(dev); 122 123 /* 124 * Allied Telesis CenterCom LA-98-T 125 */ 126 error = ed_probe_Novell(dev, 0, flags); 127 if (error == 0) { 128 ed_Novell_read_mac(sc); 129 goto end; 130 } 131 break; 132 133 /* 134 * NE2000-like boards probe routine 135 */ 136 case ED_TYPE98_BDN: 137 /* 138 * ELECOM LANEED LD-BDN 139 * PLANET SMART COM 98 EN-2298 140 */ 141 case ED_TYPE98_LGY: 142 /* 143 * MELCO LGY-98, IND-SP, IND-SS 144 * MACNICA NE2098 145 */ 146 case ED_TYPE98_ICM: 147 /* 148 * ICM DT-ET-25, DT-ET-T5, IF-2766ET, IF-2771ET 149 * D-Link DE-298P, DE-298 150 */ 151 case ED_TYPE98_EGY: 152 /* 153 * MELCO EGY-98 154 * Contec C-NET(98)E-A, C-NET(98)L-A 155 */ 156 case ED_TYPE98_108: 157 /* 158 * NEC PC-9801-107,108 159 */ 160 case ED_TYPE98_NC5098: 161 /* 162 * NextCom NC5098 163 */ 164 error = ed98_probe_Novell(dev, 0, flags); 165 break; 166 167 /* 168 * other boards with special probe routine 169 */ 170 case ED_TYPE98_SIC: 171 /* 172 * Allied Telesis SIC-98 173 */ 174 error = ed_probe_SIC98(dev, 0, flags); 175 break; 176 177 case ED_TYPE98_CNET98EL: 178 /* 179 * Contec C-NET(98)E/L 180 */ 181 error = ed_probe_CNET98EL(dev, 0, flags); 182 break; 183 184 case ED_TYPE98_CNET98: 185 /* 186 * Contec C-NET(98) 187 */ 188 error = ed_probe_CNET98(dev, 0, flags); 189 break; 190 191 case ED_TYPE98_LA98: 192 /* 193 * IO-DATA LA/T-98 194 * NEC PC-9801-77,78 195 */ 196 error = ed_probe_NEC77(dev, 0, flags); 197 break; 198 199 case ED_TYPE98_NW98X: 200 /* 201 * Networld EC/EP-98X 202 */ 203 error = ed_probe_NW98X(dev, 0, flags); 204 break; 205 206 case ED_TYPE98_SB98: 207 /* 208 * Soliton SB-9801 209 * Fujikura FN-9801 210 */ 211 error = ed_probe_SB98(dev, 0, flags); 212 break; 213 } 214 215 end: 216 #ifdef ED_DEBUG 217 device_printf(dev, "ed_cbus_probe: end, error=%d\n", error); 218 #endif 219 if (error == 0) 220 error = ed_alloc_irq(dev, 0, 0); 221 222 ed_release_resources(dev); 223 return (error); 224 } 225 226 static int 227 ed_cbus_attach(dev) 228 device_t dev; 229 { 230 struct ed_softc *sc = device_get_softc(dev); 231 int flags = device_get_flags(dev); 232 int error; 233 234 if (sc->port_used > 0) { 235 if (ED_TYPE98(flags) == ED_TYPE98_GENERIC) 236 ed_alloc_port(dev, 0, sc->port_used); 237 else 238 ed98_alloc_port(dev, 0); 239 } 240 if (sc->mem_used) 241 ed_alloc_memory(dev, 0, sc->mem_used); 242 243 ed_alloc_irq(dev, 0, 0); 244 245 if (sc->sc_media_ioctl == NULL) 246 ed_gen_ifmedia_init(sc); 247 error = ed_attach(dev); 248 if (error) { 249 ed_release_resources(dev); 250 return (error); 251 } 252 error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET | INTR_MPSAFE, 253 NULL, edintr, sc, &sc->irq_handle); 254 if (error) 255 ed_release_resources(dev); 256 return (error); 257 } 258 259 /* 260 * Interrupt conversion table for EtherEZ98 261 */ 262 static uint16_t ed_EZ98_intr_val[] = { 263 0, 264 3, 265 5, 266 6, 267 0, 268 9, 269 12, 270 13 271 }; 272 273 static int 274 ed_probe_EZ98(device_t dev, int port_rid, int flags) 275 { 276 struct ed_softc *sc = device_get_softc(dev); 277 int error; 278 static unsigned short *intr_vals[] = {NULL, ed_EZ98_intr_val}; 279 280 error = ed_alloc_port(dev, port_rid, ED_EZ98_IO_PORTS); 281 if (error) { 282 return (error); 283 } 284 285 sc->asic_offset = ED_EZ98_ASIC_OFFSET; 286 sc->nic_offset = ED_EZ98_NIC_OFFSET; 287 288 return ed_probe_WD80x3_generic(dev, flags, intr_vals); 289 } 290 291 /* 292 * I/O conversion tables 293 */ 294 295 /* LGY-98, ICM, C-NET(98)E/L */ 296 static bus_addr_t ed98_ioaddr_generic[] = { 297 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 298 }; 299 300 /* 301 * Definitions for Contec C-NET(98)E/L 302 */ 303 #define ED_CNET98EL_ICR 2 /* Interrupt Configuration Register */ 304 305 #define ED_CNET98EL_ICR_IRQ3 0x01 306 #define ED_CNET98EL_ICR_IRQ5 0x02 307 #define ED_CNET98EL_ICR_IRQ6 0x04 308 #define ED_CNET98EL_ICR_IRQ12 0x20 309 310 #define ED_CNET98EL_IMR 4 /* Interrupt Mask Register */ 311 #define ED_CNET98EL_ISR 5 /* Interrupt Status Register */ 312 313 /* EGY-98 */ 314 static bus_addr_t ed98_ioaddr_egy98[] = { 315 0, 0x02, 0x04, 0x06, 0x08, 0x0a, 0x0c, 0x0e, 316 0x100, 0x102, 0x104, 0x106, 0x108, 0x10a, 0x10c, 0x10e 317 }; 318 319 /* SIC-98 */ 320 static bus_addr_t ed98_ioaddr_sic98[] = { 321 0x0000, 0x0200, 0x0400, 0x0600, 0x0800, 0x0a00, 0x0c00, 0x0e00, 322 0x1000, 0x1200, 0x1400, 0x1600, 0x1800, 0x1a00, 0x1c00, 0x1e00 323 }; 324 325 /* LA/T-98, LD-BDN, PC-9801-77, SB-9801 */ 326 static bus_addr_t ed98_ioaddr_la98[] = { 327 0x0000, 0x1000, 0x2000, 0x3000, 0x4000, 0x5000, 0x6000, 0x7000, 328 0x8000, 0x9000, 0xa000, 0xb000, 0xc000, 0xd000, 0xe000, 0xf000, 329 0x0100 /* for NEC 77(see below) */ 330 }; 331 332 /* 333 * Definitions for NEC PC-9801-77 334 */ 335 #define ED_NEC77_IRQ 16 /* Interrupt Configuration Register */ 336 337 #define ED_NEC77_IRQ3 0x04 338 #define ED_NEC77_IRQ5 0x06 339 #define ED_NEC77_IRQ6 0x08 340 #define ED_NEC77_IRQ12 0x0a 341 #define ED_NEC77_IRQ13 0x02 342 343 /* 344 * Definitions for Soliton SB-9801 345 */ 346 #define ED_SB98_CFG 1 /* Board configuration */ 347 348 #define ED_SB98_CFG_IRQ3 0x00 349 #define ED_SB98_CFG_IRQ5 0x04 350 #define ED_SB98_CFG_IRQ6 0x08 351 #define ED_SB98_CFG_IRQ12 0x0c 352 #define ED_SB98_CFG_ALTPORT 0x40 /* use EXTERNAL media */ 353 #define ED_SB98_CFG_ENABLE 0xa0 /* enable configuration */ 354 355 #define ED_SB98_EEPENA 2 /* EEPROM access enable */ 356 357 #define ED_SB98_EEPENA_DISABLE 0x00 358 #define ED_SB98_EEPENA_ENABLE 0x01 359 360 #define ED_SB98_EEP 3 /* EEPROM access */ 361 362 #define ED_SB98_EEP_SDA 0x01 /* Serial Data */ 363 #define ED_SB98_EEP_SCL 0x02 /* Serial Clock */ 364 #define ED_SB98_EEP_READ 0x01 /* Read Command */ 365 366 #define ED_SB98_EEP_DELAY 300 367 368 #define ED_SB98_ADDRESS 0x01 /* Station Address(1-6) */ 369 370 #define ED_SB98_POLARITY 4 /* Polarity */ 371 372 /* PC-9801-108 */ 373 static bus_addr_t ed98_ioaddr_nec108[] = { 374 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e, 375 0x1000, 0x1002, 0x1004, 0x1006, 0x1008, 0x100a, 0x100c, 0x100e 376 }; 377 378 /* C-NET(98) */ 379 static bus_addr_t ed98_ioaddr_cnet98[] = { 380 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e, 381 0x0400, 0x0402, 0x0404, 0x0406, 0x0408, 0x040a, 0x040c, 0x040e 382 }; 383 384 /* 385 * Definitions for Contec C-NET(98) 386 */ 387 #define ED_CNET98_MAP_REG0L 0 /* MAPPING register0 Low */ 388 #define ED_CNET98_MAP_REG1L 1 /* MAPPING register1 Low */ 389 #define ED_CNET98_MAP_REG2L 2 /* MAPPING register2 Low */ 390 #define ED_CNET98_MAP_REG3L 3 /* MAPPING register3 Low */ 391 #define ED_CNET98_MAP_REG0H 4 /* MAPPING register0 Hi */ 392 #define ED_CNET98_MAP_REG1H 5 /* MAPPING register1 Hi */ 393 #define ED_CNET98_MAP_REG2H 6 /* MAPPING register2 Hi */ 394 #define ED_CNET98_MAP_REG3H 7 /* MAPPING register3 Hi */ 395 #define ED_CNET98_WIN_REG 8 /* Window register */ 396 #define ED_CNET98_INT_LEV 9 /* Init level register */ 397 398 #define ED_CNET98_INT_IRQ3 0x01 /* INT 0 */ 399 #define ED_CNET98_INT_IRQ5 0x02 /* INT 1 */ 400 #define ED_CNET98_INT_IRQ6 0x04 /* INT 2 */ 401 #define ED_CNET98_INT_IRQ9 0x08 /* INT 3 */ 402 #define ED_CNET98_INT_IRQ12 0x20 /* INT 5 */ 403 #define ED_CNET98_INT_IRQ13 0x40 /* INT 6 */ 404 405 #define ED_CNET98_INT_REQ 10 /* Init request register */ 406 #define ED_CNET98_INT_MASK 11 /* Init mask register */ 407 #define ED_CNET98_INT_STAT 12 /* Init status register */ 408 #define ED_CNET98_INT_CLR 12 /* Init clear register */ 409 #define ED_CNET98_RESERVE1 13 410 #define ED_CNET98_RESERVE2 14 411 #define ED_CNET98_RESERVE3 15 412 413 /* EC/EP-98X, NC5098 */ 414 static bus_addr_t ed98_ioaddr_nw98x[] = { 415 0x0000, 0x0100, 0x0200, 0x0300, 0x0400, 0x0500, 0x0600, 0x0700, 416 0x0800, 0x0900, 0x0a00, 0x0b00, 0x0c00, 0x0d00, 0x0e00, 0x0f00, 417 0x1000 /* for EC/EP-98X(see below) */ 418 }; 419 420 /* 421 * Definitions for Networld EC/EP-98X 422 */ 423 #define ED_NW98X_IRQ 16 /* Interrupt Configuration Register */ 424 425 #define ED_NW98X_IRQ3 0x04 426 #define ED_NW98X_IRQ5 0x06 427 #define ED_NW98X_IRQ6 0x08 428 #define ED_NW98X_IRQ12 0x0a 429 #define ED_NW98X_IRQ13 0x02 430 431 /* NC5098 ASIC */ 432 static bus_addr_t ed98_asic_nc5098[] = { 433 /* DATA ENADDR RESET */ 434 0x0000, 0x2000, 0x2100, 0x2200, 0x2300, 0x2400, 0x2500, 0x4000, 435 0, 0, 0, 0, 0, 0, 0, 0 436 }; 437 438 /* 439 * Definitions for NextCom NC5098 440 */ 441 #define ED_NC5098_ENADDR 1 /* Station Address(1-6) */ 442 443 /* 444 * Allocate a port resource with the given resource id. 445 */ 446 static int 447 ed98_alloc_port(device_t dev, int rid) 448 { 449 struct ed_softc *sc = device_get_softc(dev); 450 struct resource *res; 451 int error; 452 bus_addr_t *io_nic, *io_asic, adj; 453 static bus_addr_t io_res[ED_NOVELL_IO_PORTS + 1]; 454 int i, n; 455 int offset, reset, data; 456 457 /* Set i/o table for resource manager */ 458 io_nic = io_asic = ed98_ioaddr_generic; 459 offset = ED_NOVELL_ASIC_OFFSET; 460 reset = ED_NOVELL_RESET; 461 data = ED_NOVELL_DATA; 462 n = ED_NOVELL_IO_PORTS; 463 464 switch (sc->type) { 465 case ED_TYPE98_LGY: 466 io_asic = ed98_ioaddr_egy98; /* XXX - Yes, we use egy98 */ 467 offset = 0x0200; 468 reset = 8; 469 break; 470 471 case ED_TYPE98_EGY: 472 io_nic = io_asic = ed98_ioaddr_egy98; 473 offset = 0x0200; 474 reset = 8; 475 break; 476 477 case ED_TYPE98_ICM: 478 offset = 0x0100; 479 break; 480 481 case ED_TYPE98_BDN: 482 io_nic = io_asic = ed98_ioaddr_la98; 483 offset = 0x0100; 484 reset = 0x0c; 485 break; 486 487 case ED_TYPE98_SIC: 488 io_nic = io_asic = ed98_ioaddr_sic98; 489 offset = 0x2000; 490 n = 16+1; 491 break; 492 493 case ED_TYPE98_108: 494 io_nic = io_asic = ed98_ioaddr_nec108; 495 offset = 0x0888; /* XXX - overwritten after */ 496 reset = 1; 497 n = 16; /* XXX - does not set ASIC i/o here */ 498 break; 499 500 case ED_TYPE98_LA98: 501 io_nic = io_asic = ed98_ioaddr_la98; 502 offset = 0x0100; 503 break; 504 505 case ED_TYPE98_CNET98EL: 506 offset = 0x0400; 507 data = 0x0e; 508 break; 509 510 case ED_TYPE98_CNET98: 511 /* XXX - Yes, we use generic i/o here */ 512 offset = 0x0400; 513 break; 514 515 case ED_TYPE98_NW98X: 516 io_nic = io_asic = ed98_ioaddr_nw98x; 517 offset = 0x1000; 518 break; 519 520 case ED_TYPE98_SB98: 521 io_nic = io_asic = ed98_ioaddr_la98; 522 offset = 0x0400; 523 reset = 7; 524 break; 525 526 case ED_TYPE98_NC5098: 527 io_nic = ed98_ioaddr_nw98x; 528 io_asic = ed98_asic_nc5098; 529 offset = 0x2000; 530 reset = 7; 531 n = 16+8; /* XXX */ 532 break; 533 } 534 535 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET); 536 for (i = ED_NOVELL_ASIC_OFFSET; i < ED_NOVELL_IO_PORTS; i++) 537 io_res[i] = io_asic[i - ED_NOVELL_ASIC_OFFSET] + offset; 538 539 res = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid, io_res, n, 540 RF_ACTIVE); 541 if (!res) 542 return (ENOENT); 543 544 sc->port_res = res; 545 sc->port_used = n; 546 sc->port_bst = rman_get_bustag(res); 547 sc->port_bsh = rman_get_bushandle(res); 548 549 /* Re-map i/o table if needed */ 550 switch (sc->type) { 551 case ED_TYPE98_LA98: 552 case ED_TYPE98_NW98X: 553 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset; 554 n++; 555 break; 556 557 case ED_TYPE98_108: 558 adj = (rman_get_start(res) & 0xf000) / 2; 559 offset = (offset | adj) - rman_get_start(res); 560 561 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++) 562 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset; 563 break; 564 565 case ED_TYPE98_CNET98: 566 io_nic = io_asic = ed98_ioaddr_cnet98; 567 offset = 1; 568 569 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET); 570 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++) 571 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset; 572 break; 573 574 case ED_TYPE98_NC5098: 575 n = ED_NOVELL_IO_PORTS; 576 break; 577 } 578 579 if (reset != ED_NOVELL_RESET) 580 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_RESET] = 581 io_res[ED_NOVELL_ASIC_OFFSET + reset]; 582 if (data != ED_NOVELL_DATA) { 583 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA] = 584 io_res[ED_NOVELL_ASIC_OFFSET + data]; 585 #if 0 586 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA + 1] = 587 io_res[ED_NOVELL_ASIC_OFFSET + data + 1]; 588 #endif 589 } 590 591 error = isa_load_resourcev(res, io_res, n); 592 if (error != 0) 593 return (ENOENT); 594 #ifdef ED_DEBUG 595 device_printf(dev, "ed98_alloc_port: i/o ports = %d\n", n); 596 for (i = 0; i < n; i++) 597 printf("%x,", io_res[i]); 598 printf("\n"); 599 #endif 600 return (0); 601 } 602 603 static int 604 ed98_alloc_memory(dev, rid) 605 device_t dev; 606 int rid; 607 { 608 struct ed_softc *sc = device_get_softc(dev); 609 int error; 610 u_long conf_maddr, conf_msize; 611 612 error = bus_get_resource(dev, SYS_RES_MEMORY, 0, &conf_maddr, 613 &conf_msize); 614 if (error) 615 return (error); 616 617 if ((conf_maddr == 0) || (conf_msize == 0)) 618 return (ENXIO); 619 620 error = ed_alloc_memory(dev, rid, (int) conf_msize); 621 if (error) 622 return (error); 623 624 sc->mem_start = 0; 625 sc->mem_size = conf_msize; 626 627 return (0); 628 } 629 630 /* 631 * Generic probe routine for testing for the existance of a DS8390. 632 * Must be called after the NIC has just been reset. This routine 633 * works by looking at certain register values that are guaranteed 634 * to be initialized a certain way after power-up or reset. Seems 635 * not to currently work on the 83C690. 636 * 637 * Specifically: 638 * 639 * Register reset bits set bits 640 * Command Register (CR) TXP, STA RD2, STP 641 * Interrupt Status (ISR) RST 642 * Interrupt Mask (IMR) All bits 643 * Data Control (DCR) LAS 644 * Transmit Config. (TCR) LB1, LB0 645 * 646 * XXX - We only check the CR register. 647 * 648 * Return 1 if 8390 was found, 0 if not. 649 */ 650 651 static int 652 ed98_probe_generic8390(struct ed_softc *sc) 653 { 654 u_char tmp = ed_nic_inb(sc, ED_P0_CR); 655 #ifdef DIAGNOSTIC 656 printf("ed?: inb(ED_P0_CR)=%x\n", tmp); 657 #endif 658 if ((tmp & (ED_CR_RD2 | ED_CR_TXP | ED_CR_STA | ED_CR_STP)) != 659 (ED_CR_RD2 | ED_CR_STP)) 660 return (0); 661 662 (void) ed_nic_inb(sc, ED_P0_ISR); 663 664 return (1); 665 } 666 667 static int 668 ed98_probe_Novell(device_t dev, int port_rid, int flags) 669 { 670 struct ed_softc *sc = device_get_softc(dev); 671 int error; 672 int n; 673 u_char romdata[ETHER_ADDR_LEN * 2], tmp; 674 675 #ifdef ED_DEBUG 676 device_printf(dev, "ed98_probe_Novell: start\n"); 677 #endif 678 error = ed98_alloc_port(dev, port_rid); 679 if (error) 680 return (error); 681 682 sc->asic_offset = ED_NOVELL_ASIC_OFFSET; 683 sc->nic_offset = ED_NOVELL_NIC_OFFSET; 684 685 /* Reset the board */ 686 #ifdef ED_DEBUG 687 device_printf(dev, "ed98_probe_Novell: reset\n"); 688 #endif 689 switch (sc->type) { 690 #if 1 /* XXX - I'm not sure this is really necessary... */ 691 case ED_TYPE98_BDN: 692 tmp = ed_asic_inb(sc, ED_NOVELL_RESET); 693 ed_asic_outb(sc, ED_NOVELL_RESET, (tmp & 0xf0) | 0x08); 694 ed_nic_outb(sc, 0x04, tmp); 695 (void) ed_asic_inb(sc, 0x08); 696 ed_asic_outb(sc, 0x08, tmp); 697 ed_asic_outb(sc, 0x08, tmp & 0x7f); 698 break; 699 #endif 700 case ED_TYPE98_NC5098: 701 ed_asic_outb(sc, ED_NOVELL_RESET, 0x00); 702 DELAY(5000); 703 ed_asic_outb(sc, ED_NOVELL_RESET, 0x01); 704 break; 705 706 default: 707 tmp = ed_asic_inb(sc, ED_NOVELL_RESET); 708 709 /* 710 * I don't know if this is necessary; probably cruft leftover from 711 * Clarkson packet driver code. Doesn't do a thing on the boards I've 712 * tested. -DG [note that an outb(0x84, 0) seems to work here, and is 713 * non-invasive...but some boards don't seem to reset and I don't have 714 * complete documentation on what the 'right' thing to do is...so we 715 * do the invasive thing for now. Yuck.] 716 */ 717 ed_asic_outb(sc, ED_NOVELL_RESET, tmp); 718 break; 719 } 720 DELAY(5000); 721 722 /* 723 * This is needed because some NE clones apparently don't reset the 724 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX 725 * - this makes the probe invasive! ...Done against my better 726 * judgement. -DLG 727 */ 728 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP); 729 DELAY(5000); 730 731 /* Make sure that we really have an 8390 based board */ 732 if (!ed98_probe_generic8390(sc)) 733 return (ENXIO); 734 735 /* Test memory via PIO */ 736 #ifdef ED_DEBUG 737 device_printf(dev, "ed98_probe_Novell: test memory\n"); 738 #endif 739 sc->cr_proto = ED_CR_RD2; 740 if (!ed_pio_testmem(sc, 8192, 0, flags) && 741 !ed_pio_testmem(sc, 16384, 1, flags)) 742 return (ENXIO); 743 744 /* Setup the board type */ 745 #ifdef ED_DEBUG 746 device_printf(dev, "ed98_probe_Novell: board type\n"); 747 #endif 748 switch (sc->type) { 749 case ED_TYPE98_BDN: 750 sc->type_str = "LD-BDN"; 751 break; 752 case ED_TYPE98_EGY: 753 sc->type_str = "EGY-98"; 754 break; 755 case ED_TYPE98_LGY: 756 sc->type_str = "LGY-98"; 757 break; 758 case ED_TYPE98_ICM: 759 sc->type_str = "ICM"; 760 break; 761 case ED_TYPE98_108: 762 sc->type_str = "PC-9801-108"; 763 break; 764 case ED_TYPE98_LA98: 765 sc->type_str = "LA-98"; 766 break; 767 case ED_TYPE98_NW98X: 768 sc->type_str = "NW98X"; 769 break; 770 case ED_TYPE98_NC5098: 771 sc->type_str = "NC5098"; 772 break; 773 default: 774 sc->type_str = NULL; 775 break; 776 } 777 778 /* Get station address */ 779 switch (sc->type) { 780 case ED_TYPE98_NC5098: 781 for (n = 0; n < ETHER_ADDR_LEN; n++) 782 sc->enaddr[n] = ed_asic_inb(sc, ED_NC5098_ENADDR + n); 783 break; 784 785 default: 786 ed_pio_readmem(sc, 0, romdata, sizeof(romdata)); 787 for (n = 0; n < ETHER_ADDR_LEN; n++) 788 sc->enaddr[n] = romdata[n * (sc->isa16bit + 1)]; 789 break; 790 } 791 792 /* clear any pending interrupts that might have occurred above */ 793 ed_nic_outb(sc, ED_P0_ISR, 0xff); 794 795 sc->sc_write_mbufs = ed_pio_write_mbufs; 796 return (0); 797 } 798 799 /* 800 * Probe and vendor-specific initialization routine for SIC-98 boards 801 */ 802 static int 803 ed_probe_SIC98(device_t dev, int port_rid, int flags) 804 { 805 struct ed_softc *sc = device_get_softc(dev); 806 int error; 807 int i; 808 u_char sum; 809 810 /* 811 * Setup card RAM and I/O address 812 * Kernel Virtual to segment C0000-DFFFF???? 813 */ 814 error = ed98_alloc_port(dev, port_rid); 815 if (error) 816 return (error); 817 818 sc->asic_offset = ED_SIC_ASIC_OFFSET; 819 sc->nic_offset = ED_SIC_NIC_OFFSET; 820 821 error = ed98_alloc_memory(dev, 0); 822 if (error) 823 return (error); 824 825 /* Reset card to force it into a known state. */ 826 ed_asic_outb(sc, 0, 0x00); 827 DELAY(100); 828 if (ED_TYPE98SUB(flags) == 0) { 829 /* SIC-98/SIU-98 */ 830 ed_asic_outb(sc, 0, 0x94); 831 DELAY(100); 832 ed_asic_outb(sc, 0, 0x94); 833 } else { 834 /* SIU-98-D */ 835 ed_asic_outb(sc, 0, 0x80); 836 DELAY(100); 837 ed_asic_outb(sc, 0, 0x94); 838 DELAY(100); 839 ed_asic_outb(sc, 0, 0x9e); 840 } 841 DELAY(100); 842 843 /* 844 * Here we check the card ROM, if the checksum passes, and the 845 * type code and ethernet address check out, then we know we have 846 * an SIC card. 847 */ 848 sum = bus_space_read_1(sc->mem_bst, sc->mem_bsh, 6 * 2); 849 for (i = 0; i < ETHER_ADDR_LEN; i++) 850 sum ^= (sc->enaddr[i] = 851 bus_space_read_1(sc->mem_bst, sc->mem_bsh, i * 2)); 852 #ifdef ED_DEBUG 853 device_printf(dev, "ed_probe_sic98: got address %6D\n", 854 sc->enaddr, ":"); 855 #endif 856 if (sum != 0) 857 return (ENXIO); 858 if ((sc->enaddr[0] | sc->enaddr[1] | sc->enaddr[2]) == 0) 859 return (ENXIO); 860 861 sc->vendor = ED_VENDOR_SIC; 862 sc->type_str = "SIC98"; 863 sc->isa16bit = 1; 864 sc->cr_proto = 0; 865 866 /* 867 * SIC RAM page 0x0000-0x3fff(or 0x7fff) 868 */ 869 if (ED_TYPE98SUB(flags) == 0) 870 ed_asic_outb(sc, 0, 0x90); 871 else 872 ed_asic_outb(sc, 0, 0x8e); 873 DELAY(100); 874 875 error = ed_clear_memory(dev); 876 if (error) 877 return (error); 878 879 sc->mem_shared = 1; 880 sc->mem_end = sc->mem_start + sc->mem_size; 881 882 /* 883 * allocate one xmit buffer if < 16k, two buffers otherwise 884 */ 885 if ((sc->mem_size < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING)) 886 sc->txb_cnt = 1; 887 else 888 sc->txb_cnt = 2; 889 sc->tx_page_start = 0; 890 891 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE * sc->txb_cnt; 892 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE; 893 894 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE; 895 896 sc->sc_write_mbufs = ed_shmem_write_mbufs; 897 return (0); 898 } 899 900 /* 901 * Contec C-NET(98) series support routines 902 */ 903 static void 904 ed_reset_CNET98(struct ed_softc *sc, int flags) 905 { 906 u_int init_addr = ED_CNET98_INIT; 907 u_char tmp; 908 909 /* Choose initial register address */ 910 if (ED_TYPE98SUB(flags) != 0) { 911 init_addr = ED_CNET98_INIT2; 912 } 913 #ifdef ED_DEBUG 914 printf("ed?: initial register=%x\n", init_addr); 915 #endif 916 /* 917 * Reset the board to force it into a known state. 918 */ 919 outb(init_addr, 0x00); /* request */ 920 DELAY(5000); 921 outb(init_addr, 0x01); /* cancel */ 922 DELAY(5000); 923 924 /* 925 * Set I/O address(A15-12) and cpu type 926 * 927 * AAAAIXXC(8bit) 928 * AAAA: A15-A12, I: I/O enable, XX: reserved, C: CPU type 929 * 930 * CPU type is 1:80286 or higher, 0:not. 931 * But FreeBSD runs under i386 or higher, thus it must be 1. 932 */ 933 tmp = (rman_get_start(sc->port_res) & 0xf000) >> 8; 934 tmp |= (0x08 | 0x01); 935 #ifdef ED_DEBUG 936 printf("ed?: outb(%x, %x)\n", init_addr + 2, tmp); 937 #endif 938 outb(init_addr + 2, tmp); 939 DELAY(5000); 940 941 /* 942 * This is needed because some NE clones apparently don't reset the 943 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX 944 * - this makes the probe invasive! ...Done against my better 945 * judgement. -DLG 946 */ 947 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP); 948 DELAY(5000); 949 } 950 951 static void 952 ed_winsel_CNET98(struct ed_softc *sc, u_short bank) 953 { 954 u_char mem = (rman_get_start(sc->mem_res) >> 12) & 0xff; 955 956 /* 957 * Disable window memory 958 * bit7 is 0:disable 959 */ 960 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem & 0x7f); 961 DELAY(10); 962 963 /* 964 * Select window address 965 * FreeBSD address 0xf00xxxxx 966 */ 967 ed_asic_outb(sc, ED_CNET98_MAP_REG0L, bank & 0xff); 968 DELAY(10); 969 ed_asic_outb(sc, ED_CNET98_MAP_REG0H, (bank >> 8) & 0xff); 970 DELAY(10); 971 ed_asic_outb(sc, ED_CNET98_MAP_REG1L, 0x00); 972 DELAY(10); 973 ed_asic_outb(sc, ED_CNET98_MAP_REG1H, 0x41); 974 DELAY(10); 975 ed_asic_outb(sc, ED_CNET98_MAP_REG2L, 0x00); 976 DELAY(10); 977 ed_asic_outb(sc, ED_CNET98_MAP_REG2H, 0x42); 978 DELAY(10); 979 ed_asic_outb(sc, ED_CNET98_MAP_REG3L, 0x00); 980 DELAY(10); 981 ed_asic_outb(sc, ED_CNET98_MAP_REG3H, 0x43); 982 DELAY(10); 983 984 /* 985 * Enable window memory(16Kbyte) 986 * bit7 is 1:enable 987 */ 988 #ifdef ED_DEBUG 989 printf("ed?: window start address=%x\n", mem); 990 #endif 991 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem); 992 DELAY(10); 993 } 994 995 /* 996 * Probe and vendor-specific initialization routine for C-NET(98) boards 997 */ 998 static int 999 ed_probe_CNET98(device_t dev, int port_rid, int flags) 1000 { 1001 struct ed_softc *sc = device_get_softc(dev); 1002 int error; 1003 u_char tmp; 1004 u_long conf_irq, junk; 1005 #ifdef DIAGNOSTIC 1006 u_char tmp_s; 1007 #endif 1008 1009 error = ed98_alloc_port(dev, port_rid); 1010 if (error) 1011 return (error); 1012 1013 sc->asic_offset = ED_NOVELL_ASIC_OFFSET; 1014 sc->nic_offset = ED_NOVELL_NIC_OFFSET; 1015 1016 error = ed98_alloc_memory(dev, 0); 1017 if (error) 1018 return (error); 1019 1020 /* Check I/O address. 0x[a-f]3d0 are allowed. */ 1021 if (((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0) 1022 || ((rman_get_start(sc->port_res) & 0xf000) < (u_short) 0xa000)) { 1023 #ifdef DIAGNOSTIC 1024 device_printf(dev, "Invalid i/o port configuration (0x%lx) " 1025 "must be %s for %s\n", rman_get_start(sc->port_res), 1026 "0x[a-f]3d0", "CNET98"); 1027 #endif 1028 return (ENXIO); 1029 } 1030 1031 #ifdef DIAGNOSTIC 1032 /* Check window area address */ 1033 tmp_s = rman_get_start(sc->mem_res) >> 12; 1034 if (tmp_s < 0x80) { 1035 device_printf(dev, "Please change window address(0x%lx)\n", 1036 rman_get_start(sc->mem_res)); 1037 return (ENXIO); 1038 } 1039 1040 tmp_s &= 0x0f; 1041 tmp = rman_get_start(sc->port_res) >> 12; 1042 if ((tmp_s <= tmp) && (tmp < (tmp_s + 4))) { 1043 device_printf(dev, "Please change iobase address(0x%lx) " 1044 "or window address(0x%lx)\n", 1045 rman_get_start(sc->port_res), 1046 rman_get_start(sc->mem_res)); 1047 return (ENXIO); 1048 } 1049 #endif 1050 /* Reset the board */ 1051 ed_reset_CNET98(sc, flags); 1052 1053 /* 1054 * This is needed because some NE clones apparently don't reset the 1055 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX 1056 * - this makes the probe invasive! ...Done against my better 1057 * judgement. -DLG 1058 */ 1059 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP); 1060 DELAY(5000); 1061 1062 /* Make sure that we really have an 8390 based board */ 1063 if (!ed98_probe_generic8390(sc)) 1064 return (ENXIO); 1065 1066 /* 1067 * Set window ethernet address area 1068 * board memory base 0x480000 data 256byte 1069 */ 1070 ed_winsel_CNET98(sc, 0x4800); 1071 1072 /* 1073 * Get station address from on-board ROM 1074 */ 1075 bus_space_read_region_1(sc->mem_bst, sc->mem_bsh, sc->mem_start, 1076 sc->enaddr, ETHER_ADDR_LEN); 1077 1078 sc->vendor = ED_VENDOR_MISC; 1079 sc->type_str = "CNET98"; 1080 sc->isa16bit = 0; 1081 sc->cr_proto = ED_CR_RD2; 1082 1083 /* 1084 * Set window buffer memory area 1085 * board memory base 0x400000 data 16kbyte 1086 */ 1087 ed_winsel_CNET98(sc, 0x4000); 1088 1089 error = ed_clear_memory(dev); 1090 if (error) 1091 return (error); 1092 1093 sc->mem_shared = 1; 1094 sc->mem_end = sc->mem_start + sc->mem_size; 1095 1096 sc->txb_cnt = 1; /* XXX */ 1097 sc->tx_page_start = 0; 1098 1099 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE; 1100 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE; 1101 1102 sc->mem_ring = sc->mem_start + ED_PAGE_SIZE * ED_TXBUF_SIZE; 1103 1104 /* 1105 * Set interrupt level 1106 */ 1107 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk); 1108 if (error) 1109 return (error); 1110 1111 switch (conf_irq) { 1112 case 3: 1113 tmp = ED_CNET98_INT_IRQ3; 1114 break; 1115 case 5: 1116 tmp = ED_CNET98_INT_IRQ5; 1117 break; 1118 case 6: 1119 tmp = ED_CNET98_INT_IRQ6; 1120 break; 1121 case 9: 1122 tmp = ED_CNET98_INT_IRQ9; 1123 break; 1124 case 12: 1125 tmp = ED_CNET98_INT_IRQ12; 1126 break; 1127 case 13: 1128 tmp = ED_CNET98_INT_IRQ13; 1129 break; 1130 default: 1131 device_printf(dev, "Invalid irq configuration (%ld) must be " 1132 "%s for %s\n", conf_irq, "3,5,6,9,12,13", "CNET98"); 1133 return (ENXIO); 1134 } 1135 ed_asic_outb(sc, ED_CNET98_INT_LEV, tmp); 1136 DELAY(1000); 1137 /* 1138 * Set interrupt mask. 1139 * bit7:1 all interrupt mask 1140 * bit1:1 timer interrupt mask 1141 * bit0:0 NS controler interrupt enable 1142 */ 1143 ed_asic_outb(sc, ED_CNET98_INT_MASK, 0x7e); 1144 DELAY(1000); 1145 1146 sc->sc_write_mbufs = ed_shmem_write_mbufs; 1147 return (0); 1148 } 1149 1150 /* 1151 * Probe and vendor-specific initialization routine for C-NET(98)E/L boards 1152 */ 1153 static int 1154 ed_probe_CNET98EL(device_t dev, int port_rid, int flags) 1155 { 1156 struct ed_softc *sc = device_get_softc(dev); 1157 int error; 1158 int i; 1159 u_char romdata[ETHER_ADDR_LEN * 2], tmp; 1160 u_long conf_irq, junk; 1161 1162 error = ed98_alloc_port(dev, port_rid); 1163 if (error) 1164 return (error); 1165 1166 sc->asic_offset = ED_NOVELL_ASIC_OFFSET; 1167 sc->nic_offset = ED_NOVELL_NIC_OFFSET; 1168 1169 /* Check I/O address. 0x[0-f]3d0 are allowed. */ 1170 if ((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0) { 1171 #ifdef DIAGNOSTIC 1172 device_printf(dev, "Invalid i/o port configuration (0x%lx) " 1173 "must be %s for %s\n", rman_get_start(sc->port_res), 1174 "0x?3d0", "CNET98E/L"); 1175 #endif 1176 return (ENXIO); 1177 } 1178 1179 /* Reset the board */ 1180 ed_reset_CNET98(sc, flags); 1181 1182 /* 1183 * This is needed because some NE clones apparently don't reset the 1184 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX 1185 * - this makes the probe invasive! ...Done against my better 1186 * judgement. -DLG 1187 */ 1188 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP); 1189 DELAY(5000); 1190 1191 /* Make sure that we really have an 8390 based board */ 1192 if (!ed98_probe_generic8390(sc)) 1193 return (ENXIO); 1194 1195 /* Test memory via PIO */ 1196 sc->cr_proto = ED_CR_RD2; 1197 if (!ed_pio_testmem(sc, ED_CNET98EL_PAGE_OFFSET, 1, flags)) 1198 return (ENXIO); 1199 1200 /* This looks like a C-NET(98)E/L board. */ 1201 sc->type_str = "CNET98E/L"; 1202 1203 /* 1204 * Set IRQ. C-NET(98)E/L only allows a choice of irq 3,5,6. 1205 */ 1206 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk); 1207 if (error) 1208 return (error); 1209 1210 switch (conf_irq) { 1211 case 3: 1212 tmp = ED_CNET98EL_ICR_IRQ3; 1213 break; 1214 case 5: 1215 tmp = ED_CNET98EL_ICR_IRQ5; 1216 break; 1217 case 6: 1218 tmp = ED_CNET98EL_ICR_IRQ6; 1219 break; 1220 #if 0 1221 case 12: 1222 tmp = ED_CNET98EL_ICR_IRQ12; 1223 break; 1224 #endif 1225 default: 1226 device_printf(dev, "Invalid irq configuration (%ld) must be " 1227 "%s for %s\n", conf_irq, "3,5,6", "CNET98E/L"); 1228 return (ENXIO); 1229 } 1230 ed_asic_outb(sc, ED_CNET98EL_ICR, tmp); 1231 ed_asic_outb(sc, ED_CNET98EL_IMR, 0x7e); 1232 1233 /* Get station address from on-board ROM */ 1234 ed_pio_readmem(sc, 16384, romdata, sizeof(romdata)); 1235 for (i = 0; i < ETHER_ADDR_LEN; i++) 1236 sc->enaddr[i] = romdata[i * 2]; 1237 1238 /* clear any pending interrupts that might have occurred above */ 1239 ed_nic_outb(sc, ED_P0_ISR, 0xff); 1240 1241 sc->sc_write_mbufs = ed_pio_write_mbufs; 1242 return (0); 1243 } 1244 1245 /* 1246 * Probe and vendor-specific initialization routine for PC-9801-77 boards 1247 */ 1248 static int 1249 ed_probe_NEC77(device_t dev, int port_rid, int flags) 1250 { 1251 struct ed_softc *sc = device_get_softc(dev); 1252 int error; 1253 u_char tmp; 1254 u_long conf_irq, junk; 1255 1256 error = ed98_probe_Novell(dev, port_rid, flags); 1257 if (error) 1258 return (error); 1259 1260 /* LA/T-98 does not need IRQ setting. */ 1261 if (ED_TYPE98SUB(flags) == 0) 1262 return (0); 1263 1264 /* 1265 * Set IRQ. PC-9801-77 only allows a choice of irq 3,5,6,12,13. 1266 */ 1267 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk); 1268 if (error) 1269 return (error); 1270 1271 switch (conf_irq) { 1272 case 3: 1273 tmp = ED_NEC77_IRQ3; 1274 break; 1275 case 5: 1276 tmp = ED_NEC77_IRQ5; 1277 break; 1278 case 6: 1279 tmp = ED_NEC77_IRQ6; 1280 break; 1281 case 12: 1282 tmp = ED_NEC77_IRQ12; 1283 break; 1284 case 13: 1285 tmp = ED_NEC77_IRQ13; 1286 break; 1287 default: 1288 device_printf(dev, "Invalid irq configuration (%ld) must be " 1289 "%s for %s\n", conf_irq, "3,5,6,12,13", "PC-9801-77"); 1290 return (ENXIO); 1291 } 1292 ed_asic_outb(sc, ED_NEC77_IRQ, tmp); 1293 1294 return (0); 1295 } 1296 1297 /* 1298 * Probe and vendor-specific initialization routine for EC/EP-98X boards 1299 */ 1300 static int 1301 ed_probe_NW98X(device_t dev, int port_rid, int flags) 1302 { 1303 struct ed_softc *sc = device_get_softc(dev); 1304 int error; 1305 u_char tmp; 1306 u_long conf_irq, junk; 1307 1308 error = ed98_probe_Novell(dev, port_rid, flags); 1309 if (error) 1310 return (error); 1311 1312 /* Networld 98X3 does not need IRQ setting. */ 1313 if (ED_TYPE98SUB(flags) == 0) 1314 return (0); 1315 1316 /* 1317 * Set IRQ. EC/EP-98X only allows a choice of irq 3,5,6,12,13. 1318 */ 1319 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk); 1320 if (error) 1321 return (error); 1322 1323 switch (conf_irq) { 1324 case 3: 1325 tmp = ED_NW98X_IRQ3; 1326 break; 1327 case 5: 1328 tmp = ED_NW98X_IRQ5; 1329 break; 1330 case 6: 1331 tmp = ED_NW98X_IRQ6; 1332 break; 1333 case 12: 1334 tmp = ED_NW98X_IRQ12; 1335 break; 1336 case 13: 1337 tmp = ED_NW98X_IRQ13; 1338 break; 1339 default: 1340 device_printf(dev, "Invalid irq configuration (%ld) must be " 1341 "%s for %s\n", conf_irq, "3,5,6,12,13", "EC/EP-98X"); 1342 return (ENXIO); 1343 } 1344 ed_asic_outb(sc, ED_NW98X_IRQ, tmp); 1345 1346 return (0); 1347 } 1348 1349 /* 1350 * Read SB-9801 station address from Serial Two-Wire EEPROM 1351 */ 1352 static void 1353 ed_get_SB98(struct ed_softc *sc) 1354 { 1355 int i, j; 1356 u_char mask, val; 1357 1358 /* enable EEPROM acceess */ 1359 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_ENABLE); 1360 1361 /* output start command */ 1362 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL); 1363 DELAY(ED_SB98_EEP_DELAY); 1364 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL); 1365 DELAY(ED_SB98_EEP_DELAY); 1366 1367 /* output address (7bit) */ 1368 for (mask = 0x40; mask != 0; mask >>= 1) { 1369 val = 0; 1370 if (ED_SB98_ADDRESS & mask) 1371 val = ED_SB98_EEP_SDA; 1372 ed_asic_outb(sc, ED_SB98_EEP, val); 1373 DELAY(ED_SB98_EEP_DELAY); 1374 ed_asic_outb(sc, ED_SB98_EEP, val | ED_SB98_EEP_SCL); 1375 DELAY(ED_SB98_EEP_DELAY); 1376 } 1377 1378 /* output READ command */ 1379 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ); 1380 DELAY(ED_SB98_EEP_DELAY); 1381 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ | ED_SB98_EEP_SCL); 1382 DELAY(ED_SB98_EEP_DELAY); 1383 1384 /* read station address */ 1385 for (i = 0; i < ETHER_ADDR_LEN; i++) { 1386 /* output ACK */ 1387 ed_asic_outb(sc, ED_SB98_EEP, 0); 1388 DELAY(ED_SB98_EEP_DELAY); 1389 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL); 1390 DELAY(ED_SB98_EEP_DELAY); 1391 1392 val = 0; 1393 for (j = 0; j < 8; j++) { 1394 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA); 1395 DELAY(ED_SB98_EEP_DELAY); 1396 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL); 1397 DELAY(ED_SB98_EEP_DELAY); 1398 val <<= 1; 1399 val |= (ed_asic_inb(sc, ED_SB98_EEP) & ED_SB98_EEP_SDA); 1400 DELAY(ED_SB98_EEP_DELAY); 1401 } 1402 sc->enaddr[i] = val; 1403 } 1404 1405 /* output Last ACK */ 1406 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA); 1407 DELAY(ED_SB98_EEP_DELAY); 1408 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL); 1409 DELAY(ED_SB98_EEP_DELAY); 1410 1411 /* output stop command */ 1412 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL); 1413 DELAY(ED_SB98_EEP_DELAY); 1414 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL); 1415 DELAY(ED_SB98_EEP_DELAY); 1416 1417 /* disable EEPROM access */ 1418 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_DISABLE); 1419 } 1420 1421 /* 1422 * Probe and vendor-specific initialization routine for SB-9801 boards 1423 */ 1424 static int 1425 ed_probe_SB98(device_t dev, int port_rid, int flags) 1426 { 1427 struct ed_softc *sc = device_get_softc(dev); 1428 int error; 1429 u_char tmp; 1430 u_long conf_irq, junk; 1431 1432 error = ed98_alloc_port(dev, port_rid); 1433 if (error) 1434 return (error); 1435 1436 sc->asic_offset = ED_NOVELL_ASIC_OFFSET; 1437 sc->nic_offset = ED_NOVELL_NIC_OFFSET; 1438 1439 /* Check I/O address. 00d[02468ace] are allowed. */ 1440 if ((rman_get_start(sc->port_res) & ~0x000e) != 0x00d0) { 1441 #ifdef DIAGNOSTIC 1442 device_printf(dev, "Invalid i/o port configuration (0x%lx) " 1443 "must be %s for %s\n", rman_get_start(sc->port_res), 1444 "0xd?", "SB9801"); 1445 #endif 1446 return (ENXIO); 1447 } 1448 1449 /* Write I/O port address and read 4 times */ 1450 outb(ED_SB98_IO_INHIBIT, rman_get_start(sc->port_res) & 0xff); 1451 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300); 1452 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300); 1453 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300); 1454 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300); 1455 1456 /* 1457 * Check IRQ. Soliton SB-9801 only allows a choice of 1458 * irq 3,5,6,12 1459 */ 1460 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk); 1461 if (error) 1462 return (error); 1463 1464 switch (conf_irq) { 1465 case 3: 1466 tmp = ED_SB98_CFG_IRQ3; 1467 break; 1468 case 5: 1469 tmp = ED_SB98_CFG_IRQ5; 1470 break; 1471 case 6: 1472 tmp = ED_SB98_CFG_IRQ6; 1473 break; 1474 case 12: 1475 tmp = ED_SB98_CFG_IRQ12; 1476 break; 1477 default: 1478 device_printf(dev, "Invalid irq configuration (%ld) must be " 1479 "%s for %s\n", conf_irq, "3,5,6,12", "SB9801"); 1480 return (ENXIO); 1481 } 1482 1483 if (flags & ED_FLAGS_DISABLE_TRANCEIVER) 1484 tmp |= ED_SB98_CFG_ALTPORT; 1485 ed_asic_outb(sc, ED_SB98_CFG, ED_SB98_CFG_ENABLE | tmp); 1486 ed_asic_outb(sc, ED_SB98_POLARITY, 0x01); 1487 1488 /* Reset the board. */ 1489 ed_asic_outb(sc, ED_NOVELL_RESET, 0x7a); 1490 DELAY(300); 1491 ed_asic_outb(sc, ED_NOVELL_RESET, 0x79); 1492 DELAY(300); 1493 1494 /* 1495 * This is needed because some NE clones apparently don't reset the 1496 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX 1497 * - this makes the probe invasive! ...Done against my better 1498 * judgement. -DLG 1499 */ 1500 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP); 1501 DELAY(5000); 1502 1503 /* Make sure that we really have an 8390 based board */ 1504 if (!ed98_probe_generic8390(sc)) 1505 return (ENXIO); 1506 1507 /* Test memory via PIO */ 1508 sc->cr_proto = ED_CR_RD2; 1509 if (!ed_pio_testmem(sc, 16384, 1, flags)) 1510 return (ENXIO); 1511 1512 /* This looks like an SB9801 board. */ 1513 sc->type_str = "SB9801"; 1514 1515 /* Get station address */ 1516 ed_get_SB98(sc); 1517 1518 /* clear any pending interrupts that might have occurred above */ 1519 ed_nic_outb(sc, ED_P0_ISR, 0xff); 1520 1521 sc->sc_write_mbufs = ed_pio_write_mbufs; 1522 return (0); 1523 } 1524 1525 /* 1526 * Test the ability to read and write to the NIC memory. 1527 */ 1528 static int 1529 ed_pio_testmem(struct ed_softc *sc, int page_offset, int isa16bit, int flags) 1530 { 1531 u_long memsize; 1532 static char test_pattern[32] = "THIS is A memory TEST pattern"; 1533 char test_buffer[32]; 1534 #ifdef DIAGNOSTIC 1535 int page_end; 1536 #endif 1537 1538 sc->vendor = ED_VENDOR_NOVELL; 1539 sc->mem_shared = 0; 1540 sc->isa16bit = isa16bit; 1541 1542 /* 8k of memory plus an additional 8k if 16bit */ 1543 memsize = (isa16bit ? 16384 : 8192); 1544 1545 /* 1546 * This prevents packets from being stored in the NIC memory when the 1547 * readmem routine turns on the start bit in the CR. 1548 */ 1549 ed_nic_outb(sc, ED_P0_RCR, ED_RCR_MON); 1550 1551 /* Initialize DCR for byte/word operations */ 1552 if (isa16bit) 1553 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_WTS | ED_DCR_FT1 | ED_DCR_LS); 1554 else 1555 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_FT1 | ED_DCR_LS); 1556 ed_nic_outb(sc, ED_P0_PSTART, page_offset / ED_PAGE_SIZE); 1557 ed_nic_outb(sc, ED_P0_PSTOP, (page_offset + memsize) / ED_PAGE_SIZE); 1558 #ifdef ED_DEBUG 1559 printf("ed?: ed_pio_testmem: page start=%x, end=%lx", 1560 page_offset, page_offset + memsize); 1561 #endif 1562 1563 /* 1564 * Write a test pattern. If this fails, then we don't know 1565 * what this board is. 1566 */ 1567 ed_pio_writemem(sc, test_pattern, page_offset, sizeof(test_pattern)); 1568 ed_pio_readmem(sc, page_offset, test_buffer, sizeof(test_pattern)); 1569 1570 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) { 1571 #ifdef ED_DEBUG 1572 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_offset); 1573 #endif 1574 return (0); 1575 } 1576 1577 #ifdef DIAGNOSTIC 1578 /* Check the bottom. */ 1579 page_end = page_offset + memsize - ED_PAGE_SIZE; 1580 ed_pio_writemem(sc, test_pattern, page_end, sizeof(test_pattern)); 1581 ed_pio_readmem(sc, page_end, test_buffer, sizeof(test_pattern)); 1582 1583 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) { 1584 #ifdef ED_DEBUG 1585 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_end); 1586 #endif 1587 return (0); 1588 } 1589 #endif 1590 sc->mem_size = memsize; 1591 sc->mem_start = page_offset; 1592 sc->mem_end = sc->mem_start + memsize; 1593 sc->tx_page_start = page_offset / ED_PAGE_SIZE; 1594 1595 /* 1596 * Use one xmit buffer if < 16k, two buffers otherwise (if not told 1597 * otherwise). 1598 */ 1599 if ((memsize < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING)) 1600 sc->txb_cnt = 1; 1601 else 1602 sc->txb_cnt = 2; 1603 1604 sc->rec_page_start = sc->tx_page_start + sc->txb_cnt * ED_TXBUF_SIZE; 1605 sc->rec_page_stop = sc->tx_page_start + memsize / ED_PAGE_SIZE; 1606 1607 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE; 1608 1609 return (1); 1610 } 1611 1612 static device_method_t ed_cbus_methods[] = { 1613 /* Device interface */ 1614 DEVMETHOD(device_probe, ed_cbus_probe), 1615 DEVMETHOD(device_attach, ed_cbus_attach), 1616 DEVMETHOD(device_detach, ed_detach), 1617 1618 { 0, 0 } 1619 }; 1620 1621 static driver_t ed_cbus_driver = { 1622 "ed", 1623 ed_cbus_methods, 1624 sizeof(struct ed_softc) 1625 }; 1626 1627 DRIVER_MODULE(ed, isa, ed_cbus_driver, ed_devclass, 0, 0); 1628 MODULE_DEPEND(ed, isa, 1, 1, 1); 1629 MODULE_DEPEND(ed, ether, 1, 1, 1);
Cache object: 5a57923869a6d4c2bac6ec0c286b8c54
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