if_ed_cbus.c revision 147256
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: head/sys/dev/ed/if_ed_cbus.c 147256 2005-06-10 16:49:24Z brooks $ 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#include <machine/clock.h> 41 42#include <net/ethernet.h> 43#include <net/if.h> 44#include <net/if_arp.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 53static int ed98_alloc_port(device_t, int); 54static int ed98_alloc_memory(device_t, int); 55static int ed_pio_testmem(struct ed_softc *, int, int, int); 56static int ed_probe_SIC98(device_t, int, int); 57static int ed_probe_CNET98(device_t, int, int); 58static int ed_probe_CNET98EL(device_t, int, int); 59static int ed_probe_NEC77(device_t, int, int); 60static int ed_probe_NW98X(device_t, int, int); 61static int ed_probe_SB98(device_t, int, int); 62static int ed_probe_EZ98(device_t, int, int); 63static int ed98_probe_Novell(device_t, int, int); 64static int ed98_probe_generic8390(struct ed_softc *); 65static void ed_reset_CNET98(struct ed_softc *, int); 66static void ed_winsel_CNET98(struct ed_softc *, u_short); 67static void ed_get_SB98(struct ed_softc *); 68 69static int ed_cbus_probe(device_t); 70static int ed_cbus_attach(device_t); 71 72static struct isa_pnp_id ed_ids[] = { 73/* TODO - list up PnP boards for PC-98 */ 74 { 0, NULL } 75}; 76 77static int 78ed_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 215end: 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 226static int 227ed_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, sc->port_rid, sc->port_used); 237 else 238 ed98_alloc_port(dev, sc->port_rid); 239 } 240 if (sc->mem_used) 241 ed_alloc_memory(dev, sc->mem_rid, sc->mem_used); 242 243 ed_alloc_irq(dev, sc->irq_rid, 0); 244 245 error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET, 246 edintr, sc, &sc->irq_handle); 247 if (error) { 248 ed_release_resources(dev); 249 return (error); 250 } 251 252 return ed_attach(dev); 253} 254 255/* 256 * Interrupt conversion table for EtherEZ98 257 */ 258static uint16_t ed_EZ98_intr_val[] = { 259 0, 260 3, 261 5, 262 6, 263 0, 264 9, 265 12, 266 13 267}; 268 269static int 270ed_probe_EZ98(device_t dev, int port_rid, int flags) 271{ 272 struct ed_softc *sc = device_get_softc(dev); 273 int error; 274 static unsigned short *intr_vals[] = {NULL, ed_EZ98_intr_val}; 275 276 error = ed_alloc_port(dev, port_rid, ED_EZ98_IO_PORTS); 277 if (error) { 278 return (error); 279 } 280 281 sc->asic_offset = ED_EZ98_ASIC_OFFSET; 282 sc->nic_offset = ED_EZ98_NIC_OFFSET; 283 284 return ed_probe_WD80x3_generic(dev, flags, intr_vals); 285} 286 287/* 288 * I/O conversion tables 289 */ 290 291/* LGY-98, ICM, C-NET(98)E/L */ 292static bus_addr_t ed98_ioaddr_generic[] = { 293 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 294}; 295 296/* 297 * Definitions for Contec C-NET(98)E/L 298 */ 299#define ED_CNET98EL_ICR 2 /* Interrupt Configuration Register */ 300 301#define ED_CNET98EL_ICR_IRQ3 0x01 302#define ED_CNET98EL_ICR_IRQ5 0x02 303#define ED_CNET98EL_ICR_IRQ6 0x04 304#define ED_CNET98EL_ICR_IRQ12 0x20 305 306#define ED_CNET98EL_IMR 4 /* Interrupt Mask Register */ 307#define ED_CNET98EL_ISR 5 /* Interrupt Status Register */ 308 309/* EGY-98 */ 310static bus_addr_t ed98_ioaddr_egy98[] = { 311 0, 0x02, 0x04, 0x06, 0x08, 0x0a, 0x0c, 0x0e, 312 0x100, 0x102, 0x104, 0x106, 0x108, 0x10a, 0x10c, 0x10e 313}; 314 315/* SIC-98 */ 316static bus_addr_t ed98_ioaddr_sic98[] = { 317 0x0000, 0x0200, 0x0400, 0x0600, 0x0800, 0x0a00, 0x0c00, 0x0e00, 318 0x1000, 0x1200, 0x1400, 0x1600, 0x1800, 0x1a00, 0x1c00, 0x1e00 319}; 320 321/* LA/T-98, LD-BDN, PC-9801-77, SB-9801 */ 322static bus_addr_t ed98_ioaddr_la98[] = { 323 0x0000, 0x1000, 0x2000, 0x3000, 0x4000, 0x5000, 0x6000, 0x7000, 324 0x8000, 0x9000, 0xa000, 0xb000, 0xc000, 0xd000, 0xe000, 0xf000, 325 0x0100 /* for NEC 77(see below) */ 326}; 327 328/* 329 * Definitions for NEC PC-9801-77 330 */ 331#define ED_NEC77_IRQ 16 /* Interrupt Configuration Register */ 332 333#define ED_NEC77_IRQ3 0x04 334#define ED_NEC77_IRQ5 0x06 335#define ED_NEC77_IRQ6 0x08 336#define ED_NEC77_IRQ12 0x0a 337#define ED_NEC77_IRQ13 0x02 338 339/* 340 * Definitions for Soliton SB-9801 341 */ 342#define ED_SB98_CFG 1 /* Board configuration */ 343 344#define ED_SB98_CFG_IRQ3 0x00 345#define ED_SB98_CFG_IRQ5 0x04 346#define ED_SB98_CFG_IRQ6 0x08 347#define ED_SB98_CFG_IRQ12 0x0c 348#define ED_SB98_CFG_ALTPORT 0x40 /* use EXTERNAL media */ 349#define ED_SB98_CFG_ENABLE 0xa0 /* enable configuration */ 350 351#define ED_SB98_EEPENA 2 /* EEPROM access enable */ 352 353#define ED_SB98_EEPENA_DISABLE 0x00 354#define ED_SB98_EEPENA_ENABLE 0x01 355 356#define ED_SB98_EEP 3 /* EEPROM access */ 357 358#define ED_SB98_EEP_SDA 0x01 /* Serial Data */ 359#define ED_SB98_EEP_SCL 0x02 /* Serial Clock */ 360#define ED_SB98_EEP_READ 0x01 /* Read Command */ 361 362#define ED_SB98_EEP_DELAY 300 363 364#define ED_SB98_ADDRESS 0x01 /* Station Address(1-6) */ 365 366#define ED_SB98_POLARITY 4 /* Polarity */ 367 368/* PC-9801-108 */ 369static bus_addr_t ed98_ioaddr_nec108[] = { 370 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e, 371 0x1000, 0x1002, 0x1004, 0x1006, 0x1008, 0x100a, 0x100c, 0x100e 372}; 373 374/* C-NET(98) */ 375static bus_addr_t ed98_ioaddr_cnet98[] = { 376 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e, 377 0x0400, 0x0402, 0x0404, 0x0406, 0x0408, 0x040a, 0x040c, 0x040e 378}; 379 380/* 381 * Definitions for Contec C-NET(98) 382 */ 383#define ED_CNET98_MAP_REG0L 0 /* MAPPING register0 Low */ 384#define ED_CNET98_MAP_REG1L 1 /* MAPPING register1 Low */ 385#define ED_CNET98_MAP_REG2L 2 /* MAPPING register2 Low */ 386#define ED_CNET98_MAP_REG3L 3 /* MAPPING register3 Low */ 387#define ED_CNET98_MAP_REG0H 4 /* MAPPING register0 Hi */ 388#define ED_CNET98_MAP_REG1H 5 /* MAPPING register1 Hi */ 389#define ED_CNET98_MAP_REG2H 6 /* MAPPING register2 Hi */ 390#define ED_CNET98_MAP_REG3H 7 /* MAPPING register3 Hi */ 391#define ED_CNET98_WIN_REG 8 /* Window register */ 392#define ED_CNET98_INT_LEV 9 /* Init level register */ 393 394#define ED_CNET98_INT_IRQ3 0x01 /* INT 0 */ 395#define ED_CNET98_INT_IRQ5 0x02 /* INT 1 */ 396#define ED_CNET98_INT_IRQ6 0x04 /* INT 2 */ 397#define ED_CNET98_INT_IRQ9 0x08 /* INT 3 */ 398#define ED_CNET98_INT_IRQ12 0x20 /* INT 5 */ 399#define ED_CNET98_INT_IRQ13 0x40 /* INT 6 */ 400 401#define ED_CNET98_INT_REQ 10 /* Init request register */ 402#define ED_CNET98_INT_MASK 11 /* Init mask register */ 403#define ED_CNET98_INT_STAT 12 /* Init status register */ 404#define ED_CNET98_INT_CLR 12 /* Init clear register */ 405#define ED_CNET98_RESERVE1 13 406#define ED_CNET98_RESERVE2 14 407#define ED_CNET98_RESERVE3 15 408 409/* EC/EP-98X, NC5098 */ 410static bus_addr_t ed98_ioaddr_nw98x[] = { 411 0x0000, 0x0100, 0x0200, 0x0300, 0x0400, 0x0500, 0x0600, 0x0700, 412 0x0800, 0x0900, 0x0a00, 0x0b00, 0x0c00, 0x0d00, 0x0e00, 0x0f00, 413 0x1000 /* for EC/EP-98X(see below) */ 414}; 415 416/* 417 * Definitions for Networld EC/EP-98X 418 */ 419#define ED_NW98X_IRQ 16 /* Interrupt Configuration Register */ 420 421#define ED_NW98X_IRQ3 0x04 422#define ED_NW98X_IRQ5 0x06 423#define ED_NW98X_IRQ6 0x08 424#define ED_NW98X_IRQ12 0x0a 425#define ED_NW98X_IRQ13 0x02 426 427/* NC5098 ASIC */ 428static bus_addr_t ed98_asic_nc5098[] = { 429/* DATA ENADDR RESET */ 430 0x0000, 0x2000, 0x2100, 0x2200, 0x2300, 0x2400, 0x2500, 0x4000, 431 0, 0, 0, 0, 0, 0, 0, 0 432}; 433 434/* 435 * Definitions for NextCom NC5098 436 */ 437#define ED_NC5098_ENADDR 1 /* Station Address(1-6) */ 438 439/* 440 * Allocate a port resource with the given resource id. 441 */ 442static int 443ed98_alloc_port(device_t dev, int rid) 444{ 445 struct ed_softc *sc = device_get_softc(dev); 446 struct resource *res; 447 int error; 448 bus_addr_t *io_nic, *io_asic, adj; 449 static bus_addr_t io_res[ED_NOVELL_IO_PORTS + 1]; 450 int i, n; 451 int offset, reset, data; 452 453 /* Set i/o table for resource manager */ 454 io_nic = io_asic = ed98_ioaddr_generic; 455 offset = ED_NOVELL_ASIC_OFFSET; 456 reset = ED_NOVELL_RESET; 457 data = ED_NOVELL_DATA; 458 n = ED_NOVELL_IO_PORTS; 459 460 switch (sc->type) { 461 case ED_TYPE98_LGY: 462 io_asic = ed98_ioaddr_egy98; /* XXX - Yes, we use egy98 */ 463 offset = 0x0200; 464 reset = 8; 465 break; 466 467 case ED_TYPE98_EGY: 468 io_nic = io_asic = ed98_ioaddr_egy98; 469 offset = 0x0200; 470 reset = 8; 471 break; 472 473 case ED_TYPE98_ICM: 474 offset = 0x0100; 475 break; 476 477 case ED_TYPE98_BDN: 478 io_nic = io_asic = ed98_ioaddr_la98; 479 offset = 0x0100; 480 reset = 0x0c; 481 break; 482 483 case ED_TYPE98_SIC: 484 io_nic = io_asic = ed98_ioaddr_sic98; 485 offset = 0x2000; 486 n = 16+1; 487 break; 488 489 case ED_TYPE98_108: 490 io_nic = io_asic = ed98_ioaddr_nec108; 491 offset = 0x0888; /* XXX - overwritten after */ 492 reset = 1; 493 n = 16; /* XXX - does not set ASIC i/o here */ 494 break; 495 496 case ED_TYPE98_LA98: 497 io_nic = io_asic = ed98_ioaddr_la98; 498 offset = 0x0100; 499 break; 500 501 case ED_TYPE98_CNET98EL: 502 offset = 0x0400; 503 data = 0x0e; 504 break; 505 506 case ED_TYPE98_CNET98: 507 /* XXX - Yes, we use generic i/o here */ 508 offset = 0x0400; 509 break; 510 511 case ED_TYPE98_NW98X: 512 io_nic = io_asic = ed98_ioaddr_nw98x; 513 offset = 0x1000; 514 break; 515 516 case ED_TYPE98_SB98: 517 io_nic = io_asic = ed98_ioaddr_la98; 518 offset = 0x0400; 519 reset = 7; 520 break; 521 522 case ED_TYPE98_NC5098: 523 io_nic = ed98_ioaddr_nw98x; 524 io_asic = ed98_asic_nc5098; 525 offset = 0x2000; 526 reset = 7; 527 n = 16+8; /* XXX */ 528 break; 529 } 530 531 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET); 532 for (i = ED_NOVELL_ASIC_OFFSET; i < ED_NOVELL_IO_PORTS; i++) 533 io_res[i] = io_asic[i - ED_NOVELL_ASIC_OFFSET] + offset; 534 535 res = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid, io_res, n, 536 RF_ACTIVE); 537 if (!res) 538 return (ENOENT); 539 540 sc->port_rid = rid; 541 sc->port_res = res; 542 sc->port_used = n; 543 544 /* Re-map i/o table if needed */ 545 switch (sc->type) { 546 case ED_TYPE98_LA98: 547 case ED_TYPE98_NW98X: 548 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset; 549 n++; 550 break; 551 552 case ED_TYPE98_108: 553 adj = (rman_get_start(res) & 0xf000) / 2; 554 offset = (offset | adj) - rman_get_start(res); 555 556 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++) 557 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset; 558 break; 559 560 case ED_TYPE98_CNET98: 561 io_nic = io_asic = ed98_ioaddr_cnet98; 562 offset = 1; 563 564 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET); 565 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++) 566 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset; 567 break; 568 569 case ED_TYPE98_NC5098: 570 n = ED_NOVELL_IO_PORTS; 571 break; 572 } 573 574 if (reset != ED_NOVELL_RESET) 575 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_RESET] = 576 io_res[ED_NOVELL_ASIC_OFFSET + reset]; 577 if (data != ED_NOVELL_DATA) { 578 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA] = 579 io_res[ED_NOVELL_ASIC_OFFSET + data]; 580#if 0 581 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA + 1] = 582 io_res[ED_NOVELL_ASIC_OFFSET + data + 1]; 583#endif 584 } 585 586 error = isa_load_resourcev(res, io_res, n); 587 if (error != 0) 588 return (ENOENT); 589#ifdef ED_DEBUG 590 device_printf(dev, "ed98_alloc_port: i/o ports = %d\n", n); 591 for (i = 0; i < n; i++) 592 printf("%x,", io_res[i]); 593 printf("\n"); 594#endif 595 return (0); 596} 597 598static int 599ed98_alloc_memory(dev, rid) 600 device_t dev; 601 int rid; 602{ 603 struct ed_softc *sc = device_get_softc(dev); 604 int error; 605 u_long conf_maddr, conf_msize; 606 607 error = bus_get_resource(dev, SYS_RES_MEMORY, 0, &conf_maddr, 608 &conf_msize); 609 if (error) 610 return (error); 611 612 if ((conf_maddr == 0) || (conf_msize == 0)) 613 return (ENXIO); 614 615 error = ed_alloc_memory(dev, rid, (int) conf_msize); 616 if (error) 617 return (error); 618 619 sc->mem_start = (caddr_t) rman_get_virtual(sc->mem_res); 620 sc->mem_size = conf_msize; 621 622 return (0); 623} 624 625/* 626 * Generic probe routine for testing for the existance of a DS8390. 627 * Must be called after the NIC has just been reset. This routine 628 * works by looking at certain register values that are guaranteed 629 * to be initialized a certain way after power-up or reset. Seems 630 * not to currently work on the 83C690. 631 * 632 * Specifically: 633 * 634 * Register reset bits set bits 635 * Command Register (CR) TXP, STA RD2, STP 636 * Interrupt Status (ISR) RST 637 * Interrupt Mask (IMR) All bits 638 * Data Control (DCR) LAS 639 * Transmit Config. (TCR) LB1, LB0 640 * 641 * XXX - We only check the CR register. 642 * 643 * Return 1 if 8390 was found, 0 if not. 644 */ 645 646static int 647ed98_probe_generic8390(struct ed_softc *sc) 648{ 649 u_char tmp = ed_nic_inb(sc, ED_P0_CR); 650#ifdef DIAGNOSTIC 651 printf("ed?: inb(ED_P0_CR)=%x\n", tmp); 652#endif 653 if ((tmp & (ED_CR_RD2 | ED_CR_TXP | ED_CR_STA | ED_CR_STP)) != 654 (ED_CR_RD2 | ED_CR_STP)) 655 return (0); 656 657 (void) ed_nic_inb(sc, ED_P0_ISR); 658 659 return (1); 660} 661 662static int 663ed98_probe_Novell(device_t dev, int port_rid, int flags) 664{ 665 struct ed_softc *sc = device_get_softc(dev); 666 int error; 667 int n; 668 u_char romdata[ETHER_ADDR_LEN * 2], tmp; 669 670#ifdef ED_DEBUG 671 device_printf(dev, "ed98_probe_Novell: start\n"); 672#endif 673 error = ed98_alloc_port(dev, port_rid); 674 if (error) 675 return (error); 676 677 sc->asic_offset = ED_NOVELL_ASIC_OFFSET; 678 sc->nic_offset = ED_NOVELL_NIC_OFFSET; 679 680 /* Reset the board */ 681#ifdef ED_DEBUG 682 device_printf(dev, "ed98_probe_Novell: reset\n"); 683#endif 684 switch (sc->type) { 685#if 1 /* XXX - I'm not sure this is really necessary... */ 686 case ED_TYPE98_BDN: 687 tmp = ed_asic_inb(sc, ED_NOVELL_RESET); 688 ed_asic_outb(sc, ED_NOVELL_RESET, (tmp & 0xf0) | 0x08); 689 ed_nic_outb(sc, 0x04, tmp); 690 (void) ed_asic_inb(sc, 0x08); 691 ed_asic_outb(sc, 0x08, tmp); 692 ed_asic_outb(sc, 0x08, tmp & 0x7f); 693 break; 694#endif 695 case ED_TYPE98_NC5098: 696 ed_asic_outb(sc, ED_NOVELL_RESET, 0x00); 697 DELAY(5000); 698 ed_asic_outb(sc, ED_NOVELL_RESET, 0x01); 699 break; 700 701 default: 702 tmp = ed_asic_inb(sc, ED_NOVELL_RESET); 703 704 /* 705 * I don't know if this is necessary; probably cruft leftover from 706 * Clarkson packet driver code. Doesn't do a thing on the boards I've 707 * tested. -DG [note that an outb(0x84, 0) seems to work here, and is 708 * non-invasive...but some boards don't seem to reset and I don't have 709 * complete documentation on what the 'right' thing to do is...so we 710 * do the invasive thing for now. Yuck.] 711 */ 712 ed_asic_outb(sc, ED_NOVELL_RESET, tmp); 713 break; 714 } 715 DELAY(5000); 716 717 /* 718 * This is needed because some NE clones apparently don't reset the 719 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX 720 * - this makes the probe invasive! ...Done against my better 721 * judgement. -DLG 722 */ 723 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP); 724 DELAY(5000); 725 726 /* Make sure that we really have an 8390 based board */ 727 if (!ed98_probe_generic8390(sc)) 728 return (ENXIO); 729 730 /* Test memory via PIO */ 731#ifdef ED_DEBUG 732 device_printf(dev, "ed98_probe_Novell: test memory\n"); 733#endif 734 sc->cr_proto = ED_CR_RD2; 735 if (!ed_pio_testmem(sc, 8192, 0, flags) && 736 !ed_pio_testmem(sc, 16384, 1, flags)) 737 return (ENXIO); 738 739 /* Setup the board type */ 740#ifdef ED_DEBUG 741 device_printf(dev, "ed98_probe_Novell: board type\n"); 742#endif 743 switch (sc->type) { 744 case ED_TYPE98_BDN: 745 sc->type_str = "LD-BDN"; 746 break; 747 case ED_TYPE98_EGY: 748 sc->type_str = "EGY-98"; 749 break; 750 case ED_TYPE98_LGY: 751 sc->type_str = "LGY-98"; 752 break; 753 case ED_TYPE98_ICM: 754 sc->type_str = "ICM"; 755 break; 756 case ED_TYPE98_108: 757 sc->type_str = "PC-9801-108"; 758 break; 759 case ED_TYPE98_LA98: 760 sc->type_str = "LA-98"; 761 break; 762 case ED_TYPE98_NW98X: 763 sc->type_str = "NW98X"; 764 break; 765 case ED_TYPE98_NC5098: 766 sc->type_str = "NC5098"; 767 break; 768 default: 769 sc->type_str = NULL; 770 break; 771 } 772 773 /* Get station address */ 774 switch (sc->type) { 775 case ED_TYPE98_NC5098: 776 for (n = 0; n < ETHER_ADDR_LEN; n++) 777 sc->enaddr[n] = ed_asic_inb(sc, ED_NC5098_ENADDR + n); 778 break; 779 780 default: 781 ed_pio_readmem(sc, 0, romdata, sizeof(romdata)); 782 for (n = 0; n < ETHER_ADDR_LEN; n++) 783 sc->enaddr[n] = romdata[n * (sc->isa16bit + 1)]; 784 break; 785 } 786 787 /* clear any pending interrupts that might have occurred above */ 788 ed_nic_outb(sc, ED_P0_ISR, 0xff); 789 790 return (0); 791} 792 793/* 794 * Probe and vendor-specific initialization routine for SIC-98 boards 795 */ 796static int 797ed_probe_SIC98(device_t dev, int port_rid, int flags) 798{ 799 struct ed_softc *sc = device_get_softc(dev); 800 int error; 801 int i; 802 u_char sum; 803 804 /* 805 * Setup card RAM and I/O address 806 * Kernel Virtual to segment C0000-DFFFF???? 807 */ 808 error = ed98_alloc_port(dev, port_rid); 809 if (error) 810 return (error); 811 812 sc->asic_offset = ED_SIC_ASIC_OFFSET; 813 sc->nic_offset = ED_SIC_NIC_OFFSET; 814 815 error = ed98_alloc_memory(dev, 0); 816 if (error) 817 return (error); 818 819 /* Reset card to force it into a known state. */ 820 ed_asic_outb(sc, 0, 0x00); 821 DELAY(100); 822 if (ED_TYPE98SUB(flags) == 0) { 823 /* SIC-98/SIU-98 */ 824 ed_asic_outb(sc, 0, 0x94); 825 DELAY(100); 826 ed_asic_outb(sc, 0, 0x94); 827 } else { 828 /* SIU-98-D */ 829 ed_asic_outb(sc, 0, 0x80); 830 DELAY(100); 831 ed_asic_outb(sc, 0, 0x94); 832 DELAY(100); 833 ed_asic_outb(sc, 0, 0x9e); 834 } 835 DELAY(100); 836 837 /* 838 * Here we check the card ROM, if the checksum passes, and the 839 * type code and ethernet address check out, then we know we have 840 * an SIC card. 841 */ 842 sum = sc->mem_start[6 * 2]; 843 for (i = 0; i < ETHER_ADDR_LEN; i++) 844 sum ^= (sc->enaddr[i] = sc->mem_start[i * 2]); 845#ifdef ED_DEBUG 846 device_printf(dev, "ed_probe_sic98: got address %6D\n", 847 sc->enaddr, ":"); 848#endif 849 if (sum != 0) 850 return (ENXIO); 851 if ((sc->enaddr[0] | sc->enaddr[1] | sc->enaddr[2]) == 0) 852 return (ENXIO); 853 854 sc->vendor = ED_VENDOR_SIC; 855 sc->type_str = "SIC98"; 856 sc->isa16bit = 1; 857 sc->cr_proto = 0; 858 859 /* 860 * SIC RAM page 0x0000-0x3fff(or 0x7fff) 861 */ 862 if (ED_TYPE98SUB(flags) == 0) 863 ed_asic_outb(sc, 0, 0x90); 864 else 865 ed_asic_outb(sc, 0, 0x8e); 866 DELAY(100); 867 868 error = ed_clear_memory(dev); 869 if (error) 870 return (error); 871 872 sc->mem_shared = 1; 873 sc->mem_end = sc->mem_start + sc->mem_size; 874 875 /* 876 * allocate one xmit buffer if < 16k, two buffers otherwise 877 */ 878 if ((sc->mem_size < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING)) 879 sc->txb_cnt = 1; 880 else 881 sc->txb_cnt = 2; 882 sc->tx_page_start = 0; 883 884 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE * sc->txb_cnt; 885 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE; 886 887 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE; 888 889 return (0); 890} 891 892/* 893 * Contec C-NET(98) series support routines 894 */ 895static void 896ed_reset_CNET98(struct ed_softc *sc, int flags) 897{ 898 u_int init_addr = ED_CNET98_INIT; 899 u_char tmp; 900 901 /* Choose initial register address */ 902 if (ED_TYPE98SUB(flags) != 0) { 903 init_addr = ED_CNET98_INIT2; 904 } 905#ifdef ED_DEBUG 906 printf("ed?: initial register=%x\n", init_addr); 907#endif 908 /* 909 * Reset the board to force it into a known state. 910 */ 911 outb(init_addr, 0x00); /* request */ 912 DELAY(5000); 913 outb(init_addr, 0x01); /* cancel */ 914 DELAY(5000); 915 916 /* 917 * Set I/O address(A15-12) and cpu type 918 * 919 * AAAAIXXC(8bit) 920 * AAAA: A15-A12, I: I/O enable, XX: reserved, C: CPU type 921 * 922 * CPU type is 1:80286 or higher, 0:not. 923 * But FreeBSD runs under i386 or higher, thus it must be 1. 924 */ 925 tmp = (rman_get_start(sc->port_res) & 0xf000) >> 8; 926 tmp |= (0x08 | 0x01); 927#ifdef ED_DEBUG 928 printf("ed?: outb(%x, %x)\n", init_addr + 2, tmp); 929#endif 930 outb(init_addr + 2, tmp); 931 DELAY(5000); 932 933 /* 934 * This is needed because some NE clones apparently don't reset the 935 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX 936 * - this makes the probe invasive! ...Done against my better 937 * judgement. -DLG 938 */ 939 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP); 940 DELAY(5000); 941} 942 943static void 944ed_winsel_CNET98(struct ed_softc *sc, u_short bank) 945{ 946 u_char mem = (rman_get_start(sc->mem_res) >> 12) & 0xff; 947 948 /* 949 * Disable window memory 950 * bit7 is 0:disable 951 */ 952 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem & 0x7f); 953 DELAY(10); 954 955 /* 956 * Select window address 957 * FreeBSD address 0xf00xxxxx 958 */ 959 ed_asic_outb(sc, ED_CNET98_MAP_REG0L, bank & 0xff); 960 DELAY(10); 961 ed_asic_outb(sc, ED_CNET98_MAP_REG0H, (bank >> 8) & 0xff); 962 DELAY(10); 963 ed_asic_outb(sc, ED_CNET98_MAP_REG1L, 0x00); 964 DELAY(10); 965 ed_asic_outb(sc, ED_CNET98_MAP_REG1H, 0x41); 966 DELAY(10); 967 ed_asic_outb(sc, ED_CNET98_MAP_REG2L, 0x00); 968 DELAY(10); 969 ed_asic_outb(sc, ED_CNET98_MAP_REG2H, 0x42); 970 DELAY(10); 971 ed_asic_outb(sc, ED_CNET98_MAP_REG3L, 0x00); 972 DELAY(10); 973 ed_asic_outb(sc, ED_CNET98_MAP_REG3H, 0x43); 974 DELAY(10); 975 976 /* 977 * Enable window memory(16Kbyte) 978 * bit7 is 1:enable 979 */ 980#ifdef ED_DEBUG 981 printf("ed?: window start address=%x\n", mem); 982#endif 983 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem); 984 DELAY(10); 985} 986 987/* 988 * Probe and vendor-specific initialization routine for C-NET(98) boards 989 */ 990static int 991ed_probe_CNET98(device_t dev, int port_rid, int flags) 992{ 993 struct ed_softc *sc = device_get_softc(dev); 994 int error; 995 u_char tmp; 996 u_long conf_irq, junk; 997#ifdef DIAGNOSTIC 998 u_char tmp_s; 999#endif 1000 1001 error = ed98_alloc_port(dev, port_rid); 1002 if (error) 1003 return (error); 1004 1005 sc->asic_offset = ED_NOVELL_ASIC_OFFSET; 1006 sc->nic_offset = ED_NOVELL_NIC_OFFSET; 1007 1008 error = ed98_alloc_memory(dev, 0); 1009 if (error) 1010 return (error); 1011 1012 /* Check I/O address. 0x[a-f]3d0 are allowed. */ 1013 if (((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0) 1014 || ((rman_get_start(sc->port_res) & 0xf000) < (u_short) 0xa000)) { 1015#ifdef DIAGNOSTIC 1016 device_printf(dev, "Invalid i/o port configuration (0x%lx) " 1017 "must be %s for %s\n", rman_get_start(sc->port_res), 1018 "0x[a-f]3d0", "CNET98"); 1019#endif 1020 return (ENXIO); 1021 } 1022 1023#ifdef DIAGNOSTIC 1024 /* Check window area address */ 1025 tmp_s = rman_get_start(sc->mem_res) >> 12; 1026 if (tmp_s < 0x80) { 1027 device_printf(dev, "Please change window address(0x%lx)\n", 1028 rman_get_start(sc->mem_res)); 1029 return (ENXIO); 1030 } 1031 1032 tmp_s &= 0x0f; 1033 tmp = rman_get_start(sc->port_res) >> 12; 1034 if ((tmp_s <= tmp) && (tmp < (tmp_s + 4))) { 1035 device_printf(dev, "Please change iobase address(0x%lx) " 1036 "or window address(0x%lx)\n", 1037 rman_get_start(sc->port_res), 1038 rman_get_start(sc->mem_res)); 1039 return (ENXIO); 1040 } 1041#endif 1042 /* Reset the board */ 1043 ed_reset_CNET98(sc, flags); 1044 1045 /* 1046 * This is needed because some NE clones apparently don't reset the 1047 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX 1048 * - this makes the probe invasive! ...Done against my better 1049 * judgement. -DLG 1050 */ 1051 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP); 1052 DELAY(5000); 1053 1054 /* Make sure that we really have an 8390 based board */ 1055 if (!ed98_probe_generic8390(sc)) 1056 return (ENXIO); 1057 1058 /* 1059 * Set window ethernet address area 1060 * board memory base 0x480000 data 256byte 1061 */ 1062 ed_winsel_CNET98(sc, 0x4800); 1063 1064 /* 1065 * Get station address from on-board ROM 1066 */ 1067 bcopy(sc->mem_start, sc->enaddr, ETHER_ADDR_LEN); 1068 1069 sc->vendor = ED_VENDOR_MISC; 1070 sc->type_str = "CNET98"; 1071 sc->isa16bit = 0; 1072 sc->cr_proto = ED_CR_RD2; 1073 1074 /* 1075 * Set window buffer memory area 1076 * board memory base 0x400000 data 16kbyte 1077 */ 1078 ed_winsel_CNET98(sc, 0x4000); 1079 1080 error = ed_clear_memory(dev); 1081 if (error) 1082 return (error); 1083 1084 sc->mem_shared = 1; 1085 sc->mem_end = sc->mem_start + sc->mem_size; 1086 1087 sc->txb_cnt = 1; /* XXX */ 1088 sc->tx_page_start = 0; 1089 1090 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE; 1091 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE; 1092 1093 sc->mem_ring = sc->mem_start + ED_PAGE_SIZE * ED_TXBUF_SIZE; 1094 1095 /* 1096 * Set interrupt level 1097 */ 1098 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk); 1099 if (error) 1100 return (error); 1101 1102 switch (conf_irq) { 1103 case 3: 1104 tmp = ED_CNET98_INT_IRQ3; 1105 break; 1106 case 5: 1107 tmp = ED_CNET98_INT_IRQ5; 1108 break; 1109 case 6: 1110 tmp = ED_CNET98_INT_IRQ6; 1111 break; 1112 case 9: 1113 tmp = ED_CNET98_INT_IRQ9; 1114 break; 1115 case 12: 1116 tmp = ED_CNET98_INT_IRQ12; 1117 break; 1118 case 13: 1119 tmp = ED_CNET98_INT_IRQ13; 1120 break; 1121 default: 1122 device_printf(dev, "Invalid irq configuration (%ld) must be " 1123 "%s for %s\n", conf_irq, "3,5,6,9,12,13", "CNET98"); 1124 return (ENXIO); 1125 } 1126 ed_asic_outb(sc, ED_CNET98_INT_LEV, tmp); 1127 DELAY(1000); 1128 /* 1129 * Set interrupt mask. 1130 * bit7:1 all interrupt mask 1131 * bit1:1 timer interrupt mask 1132 * bit0:0 NS controler interrupt enable 1133 */ 1134 ed_asic_outb(sc, ED_CNET98_INT_MASK, 0x7e); 1135 DELAY(1000); 1136 1137 return (0); 1138} 1139 1140/* 1141 * Probe and vendor-specific initialization routine for C-NET(98)E/L boards 1142 */ 1143static int 1144ed_probe_CNET98EL(device_t dev, int port_rid, int flags) 1145{ 1146 struct ed_softc *sc = device_get_softc(dev); 1147 int error; 1148 int i; 1149 u_char romdata[ETHER_ADDR_LEN * 2], tmp; 1150 u_long conf_irq, junk; 1151 1152 error = ed98_alloc_port(dev, port_rid); 1153 if (error) 1154 return (error); 1155 1156 sc->asic_offset = ED_NOVELL_ASIC_OFFSET; 1157 sc->nic_offset = ED_NOVELL_NIC_OFFSET; 1158 1159 /* Check I/O address. 0x[0-f]3d0 are allowed. */ 1160 if ((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0) { 1161#ifdef DIAGNOSTIC 1162 device_printf(dev, "Invalid i/o port configuration (0x%lx) " 1163 "must be %s for %s\n", rman_get_start(sc->port_res), 1164 "0x?3d0", "CNET98E/L"); 1165#endif 1166 return (ENXIO); 1167 } 1168 1169 /* Reset the board */ 1170 ed_reset_CNET98(sc, flags); 1171 1172 /* 1173 * This is needed because some NE clones apparently don't reset the 1174 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX 1175 * - this makes the probe invasive! ...Done against my better 1176 * judgement. -DLG 1177 */ 1178 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP); 1179 DELAY(5000); 1180 1181 /* Make sure that we really have an 8390 based board */ 1182 if (!ed98_probe_generic8390(sc)) 1183 return (ENXIO); 1184 1185 /* Test memory via PIO */ 1186 sc->cr_proto = ED_CR_RD2; 1187 if (!ed_pio_testmem(sc, ED_CNET98EL_PAGE_OFFSET, 1, flags)) 1188 return (ENXIO); 1189 1190 /* This looks like a C-NET(98)E/L board. */ 1191 sc->type_str = "CNET98E/L"; 1192 1193 /* 1194 * Set IRQ. C-NET(98)E/L only allows a choice of irq 3,5,6. 1195 */ 1196 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk); 1197 if (error) 1198 return (error); 1199 1200 switch (conf_irq) { 1201 case 3: 1202 tmp = ED_CNET98EL_ICR_IRQ3; 1203 break; 1204 case 5: 1205 tmp = ED_CNET98EL_ICR_IRQ5; 1206 break; 1207 case 6: 1208 tmp = ED_CNET98EL_ICR_IRQ6; 1209 break; 1210#if 0 1211 case 12: 1212 tmp = ED_CNET98EL_ICR_IRQ12; 1213 break; 1214#endif 1215 default: 1216 device_printf(dev, "Invalid irq configuration (%ld) must be " 1217 "%s for %s\n", conf_irq, "3,5,6", "CNET98E/L"); 1218 return (ENXIO); 1219 } 1220 ed_asic_outb(sc, ED_CNET98EL_ICR, tmp); 1221 ed_asic_outb(sc, ED_CNET98EL_IMR, 0x7e); 1222 1223 /* Get station address from on-board ROM */ 1224 ed_pio_readmem(sc, 16384, romdata, sizeof(romdata)); 1225 for (i = 0; i < ETHER_ADDR_LEN; i++) 1226 sc->enaddr[i] = romdata[i * 2]; 1227 1228 /* clear any pending interrupts that might have occurred above */ 1229 ed_nic_outb(sc, ED_P0_ISR, 0xff); 1230 1231 return (0); 1232} 1233 1234/* 1235 * Probe and vendor-specific initialization routine for PC-9801-77 boards 1236 */ 1237static int 1238ed_probe_NEC77(device_t dev, int port_rid, int flags) 1239{ 1240 struct ed_softc *sc = device_get_softc(dev); 1241 int error; 1242 u_char tmp; 1243 u_long conf_irq, junk; 1244 1245 error = ed98_probe_Novell(dev, port_rid, flags); 1246 if (error) 1247 return (error); 1248 1249 /* LA/T-98 does not need IRQ setting. */ 1250 if (ED_TYPE98SUB(flags) == 0) 1251 return (0); 1252 1253 /* 1254 * Set IRQ. PC-9801-77 only allows a choice of irq 3,5,6,12,13. 1255 */ 1256 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk); 1257 if (error) 1258 return (error); 1259 1260 switch (conf_irq) { 1261 case 3: 1262 tmp = ED_NEC77_IRQ3; 1263 break; 1264 case 5: 1265 tmp = ED_NEC77_IRQ5; 1266 break; 1267 case 6: 1268 tmp = ED_NEC77_IRQ6; 1269 break; 1270 case 12: 1271 tmp = ED_NEC77_IRQ12; 1272 break; 1273 case 13: 1274 tmp = ED_NEC77_IRQ13; 1275 break; 1276 default: 1277 device_printf(dev, "Invalid irq configuration (%ld) must be " 1278 "%s for %s\n", conf_irq, "3,5,6,12,13", "PC-9801-77"); 1279 return (ENXIO); 1280 } 1281 ed_asic_outb(sc, ED_NEC77_IRQ, tmp); 1282 1283 return (0); 1284} 1285 1286/* 1287 * Probe and vendor-specific initialization routine for EC/EP-98X boards 1288 */ 1289static int 1290ed_probe_NW98X(device_t dev, int port_rid, int flags) 1291{ 1292 struct ed_softc *sc = device_get_softc(dev); 1293 int error; 1294 u_char tmp; 1295 u_long conf_irq, junk; 1296 1297 error = ed98_probe_Novell(dev, port_rid, flags); 1298 if (error) 1299 return (error); 1300 1301 /* Networld 98X3 does not need IRQ setting. */ 1302 if (ED_TYPE98SUB(flags) == 0) 1303 return (0); 1304 1305 /* 1306 * Set IRQ. EC/EP-98X only allows a choice of irq 3,5,6,12,13. 1307 */ 1308 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk); 1309 if (error) 1310 return (error); 1311 1312 switch (conf_irq) { 1313 case 3: 1314 tmp = ED_NW98X_IRQ3; 1315 break; 1316 case 5: 1317 tmp = ED_NW98X_IRQ5; 1318 break; 1319 case 6: 1320 tmp = ED_NW98X_IRQ6; 1321 break; 1322 case 12: 1323 tmp = ED_NW98X_IRQ12; 1324 break; 1325 case 13: 1326 tmp = ED_NW98X_IRQ13; 1327 break; 1328 default: 1329 device_printf(dev, "Invalid irq configuration (%ld) must be " 1330 "%s for %s\n", conf_irq, "3,5,6,12,13", "EC/EP-98X"); 1331 return (ENXIO); 1332 } 1333 ed_asic_outb(sc, ED_NW98X_IRQ, tmp); 1334 1335 return (0); 1336} 1337 1338/* 1339 * Read SB-9801 station address from Serial Two-Wire EEPROM 1340 */ 1341static void 1342ed_get_SB98(struct ed_softc *sc) 1343{ 1344 int i, j; 1345 u_char mask, val; 1346 1347 /* enable EEPROM acceess */ 1348 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_ENABLE); 1349 1350 /* output start command */ 1351 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL); 1352 DELAY(ED_SB98_EEP_DELAY); 1353 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL); 1354 DELAY(ED_SB98_EEP_DELAY); 1355 1356 /* output address (7bit) */ 1357 for (mask = 0x40; mask != 0; mask >>= 1) { 1358 val = 0; 1359 if (ED_SB98_ADDRESS & mask) 1360 val = ED_SB98_EEP_SDA; 1361 ed_asic_outb(sc, ED_SB98_EEP, val); 1362 DELAY(ED_SB98_EEP_DELAY); 1363 ed_asic_outb(sc, ED_SB98_EEP, val | ED_SB98_EEP_SCL); 1364 DELAY(ED_SB98_EEP_DELAY); 1365 } 1366 1367 /* output READ command */ 1368 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ); 1369 DELAY(ED_SB98_EEP_DELAY); 1370 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ | ED_SB98_EEP_SCL); 1371 DELAY(ED_SB98_EEP_DELAY); 1372 1373 /* read station address */ 1374 for (i = 0; i < ETHER_ADDR_LEN; i++) { 1375 /* output ACK */ 1376 ed_asic_outb(sc, ED_SB98_EEP, 0); 1377 DELAY(ED_SB98_EEP_DELAY); 1378 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL); 1379 DELAY(ED_SB98_EEP_DELAY); 1380 1381 val = 0; 1382 for (j = 0; j < 8; j++) { 1383 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA); 1384 DELAY(ED_SB98_EEP_DELAY); 1385 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL); 1386 DELAY(ED_SB98_EEP_DELAY); 1387 val <<= 1; 1388 val |= (ed_asic_inb(sc, ED_SB98_EEP) & ED_SB98_EEP_SDA); 1389 DELAY(ED_SB98_EEP_DELAY); 1390 } 1391 sc->enaddr[i] = val; 1392 } 1393 1394 /* output Last ACK */ 1395 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA); 1396 DELAY(ED_SB98_EEP_DELAY); 1397 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL); 1398 DELAY(ED_SB98_EEP_DELAY); 1399 1400 /* output stop command */ 1401 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL); 1402 DELAY(ED_SB98_EEP_DELAY); 1403 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL); 1404 DELAY(ED_SB98_EEP_DELAY); 1405 1406 /* disable EEPROM access */ 1407 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_DISABLE); 1408} 1409 1410/* 1411 * Probe and vendor-specific initialization routine for SB-9801 boards 1412 */ 1413static int 1414ed_probe_SB98(device_t dev, int port_rid, int flags) 1415{ 1416 struct ed_softc *sc = device_get_softc(dev); 1417 int error; 1418 u_char tmp; 1419 u_long conf_irq, junk; 1420 1421 error = ed98_alloc_port(dev, port_rid); 1422 if (error) 1423 return (error); 1424 1425 sc->asic_offset = ED_NOVELL_ASIC_OFFSET; 1426 sc->nic_offset = ED_NOVELL_NIC_OFFSET; 1427 1428 /* Check I/O address. 00d[02468ace] are allowed. */ 1429 if ((rman_get_start(sc->port_res) & ~0x000e) != 0x00d0) { 1430#ifdef DIAGNOSTIC 1431 device_printf(dev, "Invalid i/o port configuration (0x%lx) " 1432 "must be %s for %s\n", rman_get_start(sc->port_res), 1433 "0xd?", "SB9801"); 1434#endif 1435 return (ENXIO); 1436 } 1437 1438 /* Write I/O port address and read 4 times */ 1439 outb(ED_SB98_IO_INHIBIT, rman_get_start(sc->port_res) & 0xff); 1440 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300); 1441 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300); 1442 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300); 1443 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300); 1444 1445 /* 1446 * Check IRQ. Soliton SB-9801 only allows a choice of 1447 * irq 3,5,6,12 1448 */ 1449 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk); 1450 if (error) 1451 return (error); 1452 1453 switch (conf_irq) { 1454 case 3: 1455 tmp = ED_SB98_CFG_IRQ3; 1456 break; 1457 case 5: 1458 tmp = ED_SB98_CFG_IRQ5; 1459 break; 1460 case 6: 1461 tmp = ED_SB98_CFG_IRQ6; 1462 break; 1463 case 12: 1464 tmp = ED_SB98_CFG_IRQ12; 1465 break; 1466 default: 1467 device_printf(dev, "Invalid irq configuration (%ld) must be " 1468 "%s for %s\n", conf_irq, "3,5,6,12", "SB9801"); 1469 return (ENXIO); 1470 } 1471 1472 if (flags & ED_FLAGS_DISABLE_TRANCEIVER) 1473 tmp |= ED_SB98_CFG_ALTPORT; 1474 ed_asic_outb(sc, ED_SB98_CFG, ED_SB98_CFG_ENABLE | tmp); 1475 ed_asic_outb(sc, ED_SB98_POLARITY, 0x01); 1476 1477 /* Reset the board. */ 1478 ed_asic_outb(sc, ED_NOVELL_RESET, 0x7a); 1479 DELAY(300); 1480 ed_asic_outb(sc, ED_NOVELL_RESET, 0x79); 1481 DELAY(300); 1482 1483 /* 1484 * This is needed because some NE clones apparently don't reset the 1485 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX 1486 * - this makes the probe invasive! ...Done against my better 1487 * judgement. -DLG 1488 */ 1489 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP); 1490 DELAY(5000); 1491 1492 /* Make sure that we really have an 8390 based board */ 1493 if (!ed98_probe_generic8390(sc)) 1494 return (ENXIO); 1495 1496 /* Test memory via PIO */ 1497 sc->cr_proto = ED_CR_RD2; 1498 if (!ed_pio_testmem(sc, 16384, 1, flags)) { 1499 return (ENXIO); 1500 } 1501 1502 /* This looks like an SB9801 board. */ 1503 sc->type_str = "SB9801"; 1504 1505 /* Get station address */ 1506 ed_get_SB98(sc); 1507 1508 /* clear any pending interrupts that might have occurred above */ 1509 ed_nic_outb(sc, ED_P0_ISR, 0xff); 1510 1511 return (0); 1512} 1513 1514/* 1515 * Test the ability to read and write to the NIC memory. 1516 */ 1517static int 1518ed_pio_testmem(struct ed_softc *sc, int page_offset, int isa16bit, int flags) 1519{ 1520 u_long memsize; 1521 static char test_pattern[32] = "THIS is A memory TEST pattern"; 1522 char test_buffer[32]; 1523#ifdef DIAGNOSTIC 1524 int page_end; 1525#endif 1526 1527 sc->vendor = ED_VENDOR_NOVELL; 1528 sc->mem_shared = 0; 1529 sc->isa16bit = isa16bit; 1530 1531 /* 8k of memory plus an additional 8k if 16bit */ 1532 memsize = (isa16bit ? 16384 : 8192); 1533 1534 /* 1535 * This prevents packets from being stored in the NIC memory when the 1536 * readmem routine turns on the start bit in the CR. 1537 */ 1538 ed_nic_outb(sc, ED_P0_RCR, ED_RCR_MON); 1539 1540 /* Initialize DCR for byte/word operations */ 1541 if (isa16bit) 1542 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_WTS | ED_DCR_FT1 | ED_DCR_LS); 1543 else 1544 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_FT1 | ED_DCR_LS); 1545 ed_nic_outb(sc, ED_P0_PSTART, page_offset / ED_PAGE_SIZE); 1546 ed_nic_outb(sc, ED_P0_PSTOP, (page_offset + memsize) / ED_PAGE_SIZE); 1547#ifdef ED_DEBUG 1548 printf("ed?: ed_pio_testmem: page start=%x, end=%lx", 1549 page_offset, page_offset + memsize); 1550#endif 1551 1552 /* 1553 * Write a test pattern. If this fails, then we don't know 1554 * what this board is. 1555 */ 1556 ed_pio_writemem(sc, test_pattern, page_offset, sizeof(test_pattern)); 1557 ed_pio_readmem(sc, page_offset, test_buffer, sizeof(test_pattern)); 1558 1559 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) { 1560#ifdef ED_DEBUG 1561 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_offset); 1562#endif 1563 return (0); 1564 } 1565 1566#ifdef DIAGNOSTIC 1567 /* Check the bottom. */ 1568 page_end = page_offset + memsize - ED_PAGE_SIZE; 1569 ed_pio_writemem(sc, test_pattern, page_end, sizeof(test_pattern)); 1570 ed_pio_readmem(sc, page_end, test_buffer, sizeof(test_pattern)); 1571 1572 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) { 1573#ifdef ED_DEBUG 1574 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_end); 1575#endif 1576 return (0); 1577 } 1578#endif 1579 sc->mem_size = memsize; 1580 sc->mem_start = (char *) page_offset; 1581 sc->mem_end = sc->mem_start + memsize; 1582 sc->tx_page_start = page_offset / ED_PAGE_SIZE; 1583 1584 /* 1585 * Use one xmit buffer if < 16k, two buffers otherwise (if not told 1586 * otherwise). 1587 */ 1588 if ((memsize < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING)) 1589 sc->txb_cnt = 1; 1590 else 1591 sc->txb_cnt = 2; 1592 1593 sc->rec_page_start = sc->tx_page_start + sc->txb_cnt * ED_TXBUF_SIZE; 1594 sc->rec_page_stop = sc->tx_page_start + memsize / ED_PAGE_SIZE; 1595 1596 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE; 1597 1598 return (1); 1599} 1600 1601static device_method_t ed_cbus_methods[] = { 1602 /* Device interface */ 1603 DEVMETHOD(device_probe, ed_cbus_probe), 1604 DEVMETHOD(device_attach, ed_cbus_attach), 1605 DEVMETHOD(device_attach, ed_detach), 1606 1607 { 0, 0 } 1608}; 1609 1610static driver_t ed_cbus_driver = { 1611 "ed", 1612 ed_cbus_methods, 1613 sizeof(struct ed_softc) 1614}; 1615 1616DRIVER_MODULE(ed, isa, ed_cbus_driver, ed_devclass, 0, 0); 1617MODULE_DEPEND(ed, isa, 1, 1, 1); 1618MODULE_DEPEND(ed, ether, 1, 1, 1); 1619