if_ed_cbus.c revision 150136
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 150136 2005-09-14 19:03:14Z ru $ 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_media.h> 46#include <net/if_mib.h> 47 48#include <isa/isavar.h> 49 50#include <dev/ed/if_edvar.h> 51#include <dev/ed/if_edreg.h> 52#include <dev/ed/if_ed98.h> 53 54static int ed98_alloc_port(device_t, int); 55static int ed98_alloc_memory(device_t, int); 56static int ed_pio_testmem(struct ed_softc *, int, int, int); 57static int ed_probe_SIC98(device_t, int, int); 58static int ed_probe_CNET98(device_t, int, int); 59static int ed_probe_CNET98EL(device_t, int, int); 60static int ed_probe_NEC77(device_t, int, int); 61static int ed_probe_NW98X(device_t, int, int); 62static int ed_probe_SB98(device_t, int, int); 63static int ed_probe_EZ98(device_t, int, int); 64static int ed98_probe_Novell(device_t, int, int); 65static int ed98_probe_generic8390(struct ed_softc *); 66static void ed_reset_CNET98(struct ed_softc *, int); 67static void ed_winsel_CNET98(struct ed_softc *, u_short); 68static void ed_get_SB98(struct ed_softc *); 69 70static int ed_cbus_probe(device_t); 71static int ed_cbus_attach(device_t); 72 73static struct isa_pnp_id ed_ids[] = { 74/* TODO - list up PnP boards for PC-98 */ 75 { 0, NULL } 76}; 77 78static int 79ed_cbus_probe(device_t dev) 80{ 81 struct ed_softc *sc = device_get_softc(dev); 82 int flags = device_get_flags(dev); 83 int error = 0; 84 85 sc->type = ED_TYPE98(flags); 86#ifdef ED_DEBUG 87 device_printf(dev, "ed_cbus_probe: sc->type=%x\n", sc->type); 88#endif 89 90 /* Check isapnp ids */ 91 error = ISA_PNP_PROBE(device_get_parent(dev), dev, ed_ids); 92#ifdef ED_DEBUG 93 device_printf(dev, "ed_cbus_probe: ISA_PNP_PROBE returns %d\n", error); 94#endif 95 96 /* If the card had a PnP ID that didn't match any we know about */ 97 if (error == ENXIO) 98 goto end; 99 100 /* If we had some other problem. */ 101 if (!(error == 0 || error == ENOENT)) 102 goto end; 103 104 /* Heuristic probes */ 105#ifdef ED_DEBUG 106 device_printf(dev, "ed_cbus_probe: Heuristic probes start\n"); 107#endif 108 switch (sc->type) { 109 case ED_TYPE98_GENERIC: 110 /* 111 * CAUTION! 112 * sc->type of these boards are overwritten by PC/AT's value. 113 */ 114 115 /* 116 * SMC EtherEZ98 117 */ 118 error = ed_probe_EZ98(dev, 0, flags); 119 if (error == 0) 120 goto end; 121 122 ed_release_resources(dev); 123 124 /* 125 * Allied Telesis CenterCom LA-98-T 126 */ 127 error = ed_probe_Novell(dev, 0, flags); 128 if (error == 0) { 129 ed_Novell_read_mac(sc); 130 goto end; 131 } 132 break; 133 134 /* 135 * NE2000-like boards probe routine 136 */ 137 case ED_TYPE98_BDN: 138 /* 139 * ELECOM LANEED LD-BDN 140 * PLANET SMART COM 98 EN-2298 141 */ 142 case ED_TYPE98_LGY: 143 /* 144 * MELCO LGY-98, IND-SP, IND-SS 145 * MACNICA NE2098 146 */ 147 case ED_TYPE98_ICM: 148 /* 149 * ICM DT-ET-25, DT-ET-T5, IF-2766ET, IF-2771ET 150 * D-Link DE-298P, DE-298 151 */ 152 case ED_TYPE98_EGY: 153 /* 154 * MELCO EGY-98 155 * Contec C-NET(98)E-A, C-NET(98)L-A 156 */ 157 case ED_TYPE98_108: 158 /* 159 * NEC PC-9801-107,108 160 */ 161 case ED_TYPE98_NC5098: 162 /* 163 * NextCom NC5098 164 */ 165 error = ed98_probe_Novell(dev, 0, flags); 166 break; 167 168 /* 169 * other boards with special probe routine 170 */ 171 case ED_TYPE98_SIC: 172 /* 173 * Allied Telesis SIC-98 174 */ 175 error = ed_probe_SIC98(dev, 0, flags); 176 break; 177 178 case ED_TYPE98_CNET98EL: 179 /* 180 * Contec C-NET(98)E/L 181 */ 182 error = ed_probe_CNET98EL(dev, 0, flags); 183 break; 184 185 case ED_TYPE98_CNET98: 186 /* 187 * Contec C-NET(98) 188 */ 189 error = ed_probe_CNET98(dev, 0, flags); 190 break; 191 192 case ED_TYPE98_LA98: 193 /* 194 * IO-DATA LA/T-98 195 * NEC PC-9801-77,78 196 */ 197 error = ed_probe_NEC77(dev, 0, flags); 198 break; 199 200 case ED_TYPE98_NW98X: 201 /* 202 * Networld EC/EP-98X 203 */ 204 error = ed_probe_NW98X(dev, 0, flags); 205 break; 206 207 case ED_TYPE98_SB98: 208 /* 209 * Soliton SB-9801 210 * Fujikura FN-9801 211 */ 212 error = ed_probe_SB98(dev, 0, flags); 213 break; 214 } 215 216end: 217#ifdef ED_DEBUG 218 device_printf(dev, "ed_cbus_probe: end, error=%d\n", error); 219#endif 220 if (error == 0) 221 error = ed_alloc_irq(dev, 0, 0); 222 223 ed_release_resources(dev); 224 return (error); 225} 226 227static int 228ed_cbus_attach(dev) 229 device_t dev; 230{ 231 struct ed_softc *sc = device_get_softc(dev); 232 int flags = device_get_flags(dev); 233 int error; 234 235 if (sc->port_used > 0) { 236 if (ED_TYPE98(flags) == ED_TYPE98_GENERIC) 237 ed_alloc_port(dev, sc->port_rid, sc->port_used); 238 else 239 ed98_alloc_port(dev, sc->port_rid); 240 } 241 if (sc->mem_used) 242 ed_alloc_memory(dev, sc->mem_rid, sc->mem_used); 243 244 ed_alloc_irq(dev, sc->irq_rid, 0); 245 246 error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET | INTR_MPSAFE, 247 edintr, sc, &sc->irq_handle); 248 if (error) { 249 ed_release_resources(dev); 250 return (error); 251 } 252 253 return ed_attach(dev); 254} 255 256/* 257 * Interrupt conversion table for EtherEZ98 258 */ 259static uint16_t ed_EZ98_intr_val[] = { 260 0, 261 3, 262 5, 263 6, 264 0, 265 9, 266 12, 267 13 268}; 269 270static int 271ed_probe_EZ98(device_t dev, int port_rid, int flags) 272{ 273 struct ed_softc *sc = device_get_softc(dev); 274 int error; 275 static unsigned short *intr_vals[] = {NULL, ed_EZ98_intr_val}; 276 277 error = ed_alloc_port(dev, port_rid, ED_EZ98_IO_PORTS); 278 if (error) { 279 return (error); 280 } 281 282 sc->asic_offset = ED_EZ98_ASIC_OFFSET; 283 sc->nic_offset = ED_EZ98_NIC_OFFSET; 284 285 return ed_probe_WD80x3_generic(dev, flags, intr_vals); 286} 287 288/* 289 * I/O conversion tables 290 */ 291 292/* LGY-98, ICM, C-NET(98)E/L */ 293static bus_addr_t ed98_ioaddr_generic[] = { 294 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 295}; 296 297/* 298 * Definitions for Contec C-NET(98)E/L 299 */ 300#define ED_CNET98EL_ICR 2 /* Interrupt Configuration Register */ 301 302#define ED_CNET98EL_ICR_IRQ3 0x01 303#define ED_CNET98EL_ICR_IRQ5 0x02 304#define ED_CNET98EL_ICR_IRQ6 0x04 305#define ED_CNET98EL_ICR_IRQ12 0x20 306 307#define ED_CNET98EL_IMR 4 /* Interrupt Mask Register */ 308#define ED_CNET98EL_ISR 5 /* Interrupt Status Register */ 309 310/* EGY-98 */ 311static bus_addr_t ed98_ioaddr_egy98[] = { 312 0, 0x02, 0x04, 0x06, 0x08, 0x0a, 0x0c, 0x0e, 313 0x100, 0x102, 0x104, 0x106, 0x108, 0x10a, 0x10c, 0x10e 314}; 315 316/* SIC-98 */ 317static bus_addr_t ed98_ioaddr_sic98[] = { 318 0x0000, 0x0200, 0x0400, 0x0600, 0x0800, 0x0a00, 0x0c00, 0x0e00, 319 0x1000, 0x1200, 0x1400, 0x1600, 0x1800, 0x1a00, 0x1c00, 0x1e00 320}; 321 322/* LA/T-98, LD-BDN, PC-9801-77, SB-9801 */ 323static bus_addr_t ed98_ioaddr_la98[] = { 324 0x0000, 0x1000, 0x2000, 0x3000, 0x4000, 0x5000, 0x6000, 0x7000, 325 0x8000, 0x9000, 0xa000, 0xb000, 0xc000, 0xd000, 0xe000, 0xf000, 326 0x0100 /* for NEC 77(see below) */ 327}; 328 329/* 330 * Definitions for NEC PC-9801-77 331 */ 332#define ED_NEC77_IRQ 16 /* Interrupt Configuration Register */ 333 334#define ED_NEC77_IRQ3 0x04 335#define ED_NEC77_IRQ5 0x06 336#define ED_NEC77_IRQ6 0x08 337#define ED_NEC77_IRQ12 0x0a 338#define ED_NEC77_IRQ13 0x02 339 340/* 341 * Definitions for Soliton SB-9801 342 */ 343#define ED_SB98_CFG 1 /* Board configuration */ 344 345#define ED_SB98_CFG_IRQ3 0x00 346#define ED_SB98_CFG_IRQ5 0x04 347#define ED_SB98_CFG_IRQ6 0x08 348#define ED_SB98_CFG_IRQ12 0x0c 349#define ED_SB98_CFG_ALTPORT 0x40 /* use EXTERNAL media */ 350#define ED_SB98_CFG_ENABLE 0xa0 /* enable configuration */ 351 352#define ED_SB98_EEPENA 2 /* EEPROM access enable */ 353 354#define ED_SB98_EEPENA_DISABLE 0x00 355#define ED_SB98_EEPENA_ENABLE 0x01 356 357#define ED_SB98_EEP 3 /* EEPROM access */ 358 359#define ED_SB98_EEP_SDA 0x01 /* Serial Data */ 360#define ED_SB98_EEP_SCL 0x02 /* Serial Clock */ 361#define ED_SB98_EEP_READ 0x01 /* Read Command */ 362 363#define ED_SB98_EEP_DELAY 300 364 365#define ED_SB98_ADDRESS 0x01 /* Station Address(1-6) */ 366 367#define ED_SB98_POLARITY 4 /* Polarity */ 368 369/* PC-9801-108 */ 370static bus_addr_t ed98_ioaddr_nec108[] = { 371 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e, 372 0x1000, 0x1002, 0x1004, 0x1006, 0x1008, 0x100a, 0x100c, 0x100e 373}; 374 375/* C-NET(98) */ 376static bus_addr_t ed98_ioaddr_cnet98[] = { 377 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e, 378 0x0400, 0x0402, 0x0404, 0x0406, 0x0408, 0x040a, 0x040c, 0x040e 379}; 380 381/* 382 * Definitions for Contec C-NET(98) 383 */ 384#define ED_CNET98_MAP_REG0L 0 /* MAPPING register0 Low */ 385#define ED_CNET98_MAP_REG1L 1 /* MAPPING register1 Low */ 386#define ED_CNET98_MAP_REG2L 2 /* MAPPING register2 Low */ 387#define ED_CNET98_MAP_REG3L 3 /* MAPPING register3 Low */ 388#define ED_CNET98_MAP_REG0H 4 /* MAPPING register0 Hi */ 389#define ED_CNET98_MAP_REG1H 5 /* MAPPING register1 Hi */ 390#define ED_CNET98_MAP_REG2H 6 /* MAPPING register2 Hi */ 391#define ED_CNET98_MAP_REG3H 7 /* MAPPING register3 Hi */ 392#define ED_CNET98_WIN_REG 8 /* Window register */ 393#define ED_CNET98_INT_LEV 9 /* Init level register */ 394 395#define ED_CNET98_INT_IRQ3 0x01 /* INT 0 */ 396#define ED_CNET98_INT_IRQ5 0x02 /* INT 1 */ 397#define ED_CNET98_INT_IRQ6 0x04 /* INT 2 */ 398#define ED_CNET98_INT_IRQ9 0x08 /* INT 3 */ 399#define ED_CNET98_INT_IRQ12 0x20 /* INT 5 */ 400#define ED_CNET98_INT_IRQ13 0x40 /* INT 6 */ 401 402#define ED_CNET98_INT_REQ 10 /* Init request register */ 403#define ED_CNET98_INT_MASK 11 /* Init mask register */ 404#define ED_CNET98_INT_STAT 12 /* Init status register */ 405#define ED_CNET98_INT_CLR 12 /* Init clear register */ 406#define ED_CNET98_RESERVE1 13 407#define ED_CNET98_RESERVE2 14 408#define ED_CNET98_RESERVE3 15 409 410/* EC/EP-98X, NC5098 */ 411static bus_addr_t ed98_ioaddr_nw98x[] = { 412 0x0000, 0x0100, 0x0200, 0x0300, 0x0400, 0x0500, 0x0600, 0x0700, 413 0x0800, 0x0900, 0x0a00, 0x0b00, 0x0c00, 0x0d00, 0x0e00, 0x0f00, 414 0x1000 /* for EC/EP-98X(see below) */ 415}; 416 417/* 418 * Definitions for Networld EC/EP-98X 419 */ 420#define ED_NW98X_IRQ 16 /* Interrupt Configuration Register */ 421 422#define ED_NW98X_IRQ3 0x04 423#define ED_NW98X_IRQ5 0x06 424#define ED_NW98X_IRQ6 0x08 425#define ED_NW98X_IRQ12 0x0a 426#define ED_NW98X_IRQ13 0x02 427 428/* NC5098 ASIC */ 429static bus_addr_t ed98_asic_nc5098[] = { 430/* DATA ENADDR RESET */ 431 0x0000, 0x2000, 0x2100, 0x2200, 0x2300, 0x2400, 0x2500, 0x4000, 432 0, 0, 0, 0, 0, 0, 0, 0 433}; 434 435/* 436 * Definitions for NextCom NC5098 437 */ 438#define ED_NC5098_ENADDR 1 /* Station Address(1-6) */ 439 440/* 441 * Allocate a port resource with the given resource id. 442 */ 443static int 444ed98_alloc_port(device_t dev, int rid) 445{ 446 struct ed_softc *sc = device_get_softc(dev); 447 struct resource *res; 448 int error; 449 bus_addr_t *io_nic, *io_asic, adj; 450 static bus_addr_t io_res[ED_NOVELL_IO_PORTS + 1]; 451 int i, n; 452 int offset, reset, data; 453 454 /* Set i/o table for resource manager */ 455 io_nic = io_asic = ed98_ioaddr_generic; 456 offset = ED_NOVELL_ASIC_OFFSET; 457 reset = ED_NOVELL_RESET; 458 data = ED_NOVELL_DATA; 459 n = ED_NOVELL_IO_PORTS; 460 461 switch (sc->type) { 462 case ED_TYPE98_LGY: 463 io_asic = ed98_ioaddr_egy98; /* XXX - Yes, we use egy98 */ 464 offset = 0x0200; 465 reset = 8; 466 break; 467 468 case ED_TYPE98_EGY: 469 io_nic = io_asic = ed98_ioaddr_egy98; 470 offset = 0x0200; 471 reset = 8; 472 break; 473 474 case ED_TYPE98_ICM: 475 offset = 0x0100; 476 break; 477 478 case ED_TYPE98_BDN: 479 io_nic = io_asic = ed98_ioaddr_la98; 480 offset = 0x0100; 481 reset = 0x0c; 482 break; 483 484 case ED_TYPE98_SIC: 485 io_nic = io_asic = ed98_ioaddr_sic98; 486 offset = 0x2000; 487 n = 16+1; 488 break; 489 490 case ED_TYPE98_108: 491 io_nic = io_asic = ed98_ioaddr_nec108; 492 offset = 0x0888; /* XXX - overwritten after */ 493 reset = 1; 494 n = 16; /* XXX - does not set ASIC i/o here */ 495 break; 496 497 case ED_TYPE98_LA98: 498 io_nic = io_asic = ed98_ioaddr_la98; 499 offset = 0x0100; 500 break; 501 502 case ED_TYPE98_CNET98EL: 503 offset = 0x0400; 504 data = 0x0e; 505 break; 506 507 case ED_TYPE98_CNET98: 508 /* XXX - Yes, we use generic i/o here */ 509 offset = 0x0400; 510 break; 511 512 case ED_TYPE98_NW98X: 513 io_nic = io_asic = ed98_ioaddr_nw98x; 514 offset = 0x1000; 515 break; 516 517 case ED_TYPE98_SB98: 518 io_nic = io_asic = ed98_ioaddr_la98; 519 offset = 0x0400; 520 reset = 7; 521 break; 522 523 case ED_TYPE98_NC5098: 524 io_nic = ed98_ioaddr_nw98x; 525 io_asic = ed98_asic_nc5098; 526 offset = 0x2000; 527 reset = 7; 528 n = 16+8; /* XXX */ 529 break; 530 } 531 532 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET); 533 for (i = ED_NOVELL_ASIC_OFFSET; i < ED_NOVELL_IO_PORTS; i++) 534 io_res[i] = io_asic[i - ED_NOVELL_ASIC_OFFSET] + offset; 535 536 res = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid, io_res, n, 537 RF_ACTIVE); 538 if (!res) 539 return (ENOENT); 540 541 sc->port_rid = rid; 542 sc->port_res = res; 543 sc->port_used = n; 544 545 /* Re-map i/o table if needed */ 546 switch (sc->type) { 547 case ED_TYPE98_LA98: 548 case ED_TYPE98_NW98X: 549 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset; 550 n++; 551 break; 552 553 case ED_TYPE98_108: 554 adj = (rman_get_start(res) & 0xf000) / 2; 555 offset = (offset | adj) - rman_get_start(res); 556 557 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++) 558 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset; 559 break; 560 561 case ED_TYPE98_CNET98: 562 io_nic = io_asic = ed98_ioaddr_cnet98; 563 offset = 1; 564 565 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET); 566 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++) 567 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset; 568 break; 569 570 case ED_TYPE98_NC5098: 571 n = ED_NOVELL_IO_PORTS; 572 break; 573 } 574 575 if (reset != ED_NOVELL_RESET) 576 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_RESET] = 577 io_res[ED_NOVELL_ASIC_OFFSET + reset]; 578 if (data != ED_NOVELL_DATA) { 579 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA] = 580 io_res[ED_NOVELL_ASIC_OFFSET + data]; 581#if 0 582 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA + 1] = 583 io_res[ED_NOVELL_ASIC_OFFSET + data + 1]; 584#endif 585 } 586 587 error = isa_load_resourcev(res, io_res, n); 588 if (error != 0) 589 return (ENOENT); 590#ifdef ED_DEBUG 591 device_printf(dev, "ed98_alloc_port: i/o ports = %d\n", n); 592 for (i = 0; i < n; i++) 593 printf("%x,", io_res[i]); 594 printf("\n"); 595#endif 596 return (0); 597} 598 599static int 600ed98_alloc_memory(dev, rid) 601 device_t dev; 602 int rid; 603{ 604 struct ed_softc *sc = device_get_softc(dev); 605 int error; 606 u_long conf_maddr, conf_msize; 607 608 error = bus_get_resource(dev, SYS_RES_MEMORY, 0, &conf_maddr, 609 &conf_msize); 610 if (error) 611 return (error); 612 613 if ((conf_maddr == 0) || (conf_msize == 0)) 614 return (ENXIO); 615 616 error = ed_alloc_memory(dev, rid, (int) conf_msize); 617 if (error) 618 return (error); 619 620 sc->mem_start = 0; 621 sc->mem_size = conf_msize; 622 623 return (0); 624} 625 626/* 627 * Generic probe routine for testing for the existance of a DS8390. 628 * Must be called after the NIC has just been reset. This routine 629 * works by looking at certain register values that are guaranteed 630 * to be initialized a certain way after power-up or reset. Seems 631 * not to currently work on the 83C690. 632 * 633 * Specifically: 634 * 635 * Register reset bits set bits 636 * Command Register (CR) TXP, STA RD2, STP 637 * Interrupt Status (ISR) RST 638 * Interrupt Mask (IMR) All bits 639 * Data Control (DCR) LAS 640 * Transmit Config. (TCR) LB1, LB0 641 * 642 * XXX - We only check the CR register. 643 * 644 * Return 1 if 8390 was found, 0 if not. 645 */ 646 647static int 648ed98_probe_generic8390(struct ed_softc *sc) 649{ 650 u_char tmp = ed_nic_inb(sc, ED_P0_CR); 651#ifdef DIAGNOSTIC 652 printf("ed?: inb(ED_P0_CR)=%x\n", tmp); 653#endif 654 if ((tmp & (ED_CR_RD2 | ED_CR_TXP | ED_CR_STA | ED_CR_STP)) != 655 (ED_CR_RD2 | ED_CR_STP)) 656 return (0); 657 658 (void) ed_nic_inb(sc, ED_P0_ISR); 659 660 return (1); 661} 662 663static int 664ed98_probe_Novell(device_t dev, int port_rid, int flags) 665{ 666 struct ed_softc *sc = device_get_softc(dev); 667 int error; 668 int n; 669 u_char romdata[ETHER_ADDR_LEN * 2], tmp; 670 671#ifdef ED_DEBUG 672 device_printf(dev, "ed98_probe_Novell: start\n"); 673#endif 674 error = ed98_alloc_port(dev, port_rid); 675 if (error) 676 return (error); 677 678 sc->asic_offset = ED_NOVELL_ASIC_OFFSET; 679 sc->nic_offset = ED_NOVELL_NIC_OFFSET; 680 681 /* Reset the board */ 682#ifdef ED_DEBUG 683 device_printf(dev, "ed98_probe_Novell: reset\n"); 684#endif 685 switch (sc->type) { 686#if 1 /* XXX - I'm not sure this is really necessary... */ 687 case ED_TYPE98_BDN: 688 tmp = ed_asic_inb(sc, ED_NOVELL_RESET); 689 ed_asic_outb(sc, ED_NOVELL_RESET, (tmp & 0xf0) | 0x08); 690 ed_nic_outb(sc, 0x04, tmp); 691 (void) ed_asic_inb(sc, 0x08); 692 ed_asic_outb(sc, 0x08, tmp); 693 ed_asic_outb(sc, 0x08, tmp & 0x7f); 694 break; 695#endif 696 case ED_TYPE98_NC5098: 697 ed_asic_outb(sc, ED_NOVELL_RESET, 0x00); 698 DELAY(5000); 699 ed_asic_outb(sc, ED_NOVELL_RESET, 0x01); 700 break; 701 702 default: 703 tmp = ed_asic_inb(sc, ED_NOVELL_RESET); 704 705 /* 706 * I don't know if this is necessary; probably cruft leftover from 707 * Clarkson packet driver code. Doesn't do a thing on the boards I've 708 * tested. -DG [note that an outb(0x84, 0) seems to work here, and is 709 * non-invasive...but some boards don't seem to reset and I don't have 710 * complete documentation on what the 'right' thing to do is...so we 711 * do the invasive thing for now. Yuck.] 712 */ 713 ed_asic_outb(sc, ED_NOVELL_RESET, tmp); 714 break; 715 } 716 DELAY(5000); 717 718 /* 719 * This is needed because some NE clones apparently don't reset the 720 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX 721 * - this makes the probe invasive! ...Done against my better 722 * judgement. -DLG 723 */ 724 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP); 725 DELAY(5000); 726 727 /* Make sure that we really have an 8390 based board */ 728 if (!ed98_probe_generic8390(sc)) 729 return (ENXIO); 730 731 /* Test memory via PIO */ 732#ifdef ED_DEBUG 733 device_printf(dev, "ed98_probe_Novell: test memory\n"); 734#endif 735 sc->cr_proto = ED_CR_RD2; 736 if (!ed_pio_testmem(sc, 8192, 0, flags) && 737 !ed_pio_testmem(sc, 16384, 1, flags)) 738 return (ENXIO); 739 740 /* Setup the board type */ 741#ifdef ED_DEBUG 742 device_printf(dev, "ed98_probe_Novell: board type\n"); 743#endif 744 switch (sc->type) { 745 case ED_TYPE98_BDN: 746 sc->type_str = "LD-BDN"; 747 break; 748 case ED_TYPE98_EGY: 749 sc->type_str = "EGY-98"; 750 break; 751 case ED_TYPE98_LGY: 752 sc->type_str = "LGY-98"; 753 break; 754 case ED_TYPE98_ICM: 755 sc->type_str = "ICM"; 756 break; 757 case ED_TYPE98_108: 758 sc->type_str = "PC-9801-108"; 759 break; 760 case ED_TYPE98_LA98: 761 sc->type_str = "LA-98"; 762 break; 763 case ED_TYPE98_NW98X: 764 sc->type_str = "NW98X"; 765 break; 766 case ED_TYPE98_NC5098: 767 sc->type_str = "NC5098"; 768 break; 769 default: 770 sc->type_str = NULL; 771 break; 772 } 773 774 /* Get station address */ 775 switch (sc->type) { 776 case ED_TYPE98_NC5098: 777 for (n = 0; n < ETHER_ADDR_LEN; n++) 778 sc->enaddr[n] = ed_asic_inb(sc, ED_NC5098_ENADDR + n); 779 break; 780 781 default: 782 ed_pio_readmem(sc, 0, romdata, sizeof(romdata)); 783 for (n = 0; n < ETHER_ADDR_LEN; n++) 784 sc->enaddr[n] = romdata[n * (sc->isa16bit + 1)]; 785 break; 786 } 787 788 /* clear any pending interrupts that might have occurred above */ 789 ed_nic_outb(sc, ED_P0_ISR, 0xff); 790 791 return (0); 792} 793 794/* 795 * Probe and vendor-specific initialization routine for SIC-98 boards 796 */ 797static int 798ed_probe_SIC98(device_t dev, int port_rid, int flags) 799{ 800 struct ed_softc *sc = device_get_softc(dev); 801 int error; 802 int i; 803 u_char sum; 804 805 /* 806 * Setup card RAM and I/O address 807 * Kernel Virtual to segment C0000-DFFFF???? 808 */ 809 error = ed98_alloc_port(dev, port_rid); 810 if (error) 811 return (error); 812 813 sc->asic_offset = ED_SIC_ASIC_OFFSET; 814 sc->nic_offset = ED_SIC_NIC_OFFSET; 815 816 error = ed98_alloc_memory(dev, 0); 817 if (error) 818 return (error); 819 820 /* Reset card to force it into a known state. */ 821 ed_asic_outb(sc, 0, 0x00); 822 DELAY(100); 823 if (ED_TYPE98SUB(flags) == 0) { 824 /* SIC-98/SIU-98 */ 825 ed_asic_outb(sc, 0, 0x94); 826 DELAY(100); 827 ed_asic_outb(sc, 0, 0x94); 828 } else { 829 /* SIU-98-D */ 830 ed_asic_outb(sc, 0, 0x80); 831 DELAY(100); 832 ed_asic_outb(sc, 0, 0x94); 833 DELAY(100); 834 ed_asic_outb(sc, 0, 0x9e); 835 } 836 DELAY(100); 837 838 /* 839 * Here we check the card ROM, if the checksum passes, and the 840 * type code and ethernet address check out, then we know we have 841 * an SIC card. 842 */ 843 sum = bus_space_read_1(sc->mem_bst, sc->mem_bsh, 6 * 2); 844 for (i = 0; i < ETHER_ADDR_LEN; i++) 845 sum ^= (sc->enaddr[i] = 846 bus_space_read_1(sc->mem_bst, sc->mem_bsh, i * 2)); 847#ifdef ED_DEBUG 848 device_printf(dev, "ed_probe_sic98: got address %6D\n", 849 sc->enaddr, ":"); 850#endif 851 if (sum != 0) 852 return (ENXIO); 853 if ((sc->enaddr[0] | sc->enaddr[1] | sc->enaddr[2]) == 0) 854 return (ENXIO); 855 856 sc->vendor = ED_VENDOR_SIC; 857 sc->type_str = "SIC98"; 858 sc->isa16bit = 1; 859 sc->cr_proto = 0; 860 861 /* 862 * SIC RAM page 0x0000-0x3fff(or 0x7fff) 863 */ 864 if (ED_TYPE98SUB(flags) == 0) 865 ed_asic_outb(sc, 0, 0x90); 866 else 867 ed_asic_outb(sc, 0, 0x8e); 868 DELAY(100); 869 870 error = ed_clear_memory(dev); 871 if (error) 872 return (error); 873 874 sc->mem_shared = 1; 875 sc->mem_end = sc->mem_start + sc->mem_size; 876 877 /* 878 * allocate one xmit buffer if < 16k, two buffers otherwise 879 */ 880 if ((sc->mem_size < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING)) 881 sc->txb_cnt = 1; 882 else 883 sc->txb_cnt = 2; 884 sc->tx_page_start = 0; 885 886 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE * sc->txb_cnt; 887 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE; 888 889 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE; 890 891 return (0); 892} 893 894/* 895 * Contec C-NET(98) series support routines 896 */ 897static void 898ed_reset_CNET98(struct ed_softc *sc, int flags) 899{ 900 u_int init_addr = ED_CNET98_INIT; 901 u_char tmp; 902 903 /* Choose initial register address */ 904 if (ED_TYPE98SUB(flags) != 0) { 905 init_addr = ED_CNET98_INIT2; 906 } 907#ifdef ED_DEBUG 908 printf("ed?: initial register=%x\n", init_addr); 909#endif 910 /* 911 * Reset the board to force it into a known state. 912 */ 913 outb(init_addr, 0x00); /* request */ 914 DELAY(5000); 915 outb(init_addr, 0x01); /* cancel */ 916 DELAY(5000); 917 918 /* 919 * Set I/O address(A15-12) and cpu type 920 * 921 * AAAAIXXC(8bit) 922 * AAAA: A15-A12, I: I/O enable, XX: reserved, C: CPU type 923 * 924 * CPU type is 1:80286 or higher, 0:not. 925 * But FreeBSD runs under i386 or higher, thus it must be 1. 926 */ 927 tmp = (rman_get_start(sc->port_res) & 0xf000) >> 8; 928 tmp |= (0x08 | 0x01); 929#ifdef ED_DEBUG 930 printf("ed?: outb(%x, %x)\n", init_addr + 2, tmp); 931#endif 932 outb(init_addr + 2, tmp); 933 DELAY(5000); 934 935 /* 936 * This is needed because some NE clones apparently don't reset the 937 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX 938 * - this makes the probe invasive! ...Done against my better 939 * judgement. -DLG 940 */ 941 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP); 942 DELAY(5000); 943} 944 945static void 946ed_winsel_CNET98(struct ed_softc *sc, u_short bank) 947{ 948 u_char mem = (rman_get_start(sc->mem_res) >> 12) & 0xff; 949 950 /* 951 * Disable window memory 952 * bit7 is 0:disable 953 */ 954 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem & 0x7f); 955 DELAY(10); 956 957 /* 958 * Select window address 959 * FreeBSD address 0xf00xxxxx 960 */ 961 ed_asic_outb(sc, ED_CNET98_MAP_REG0L, bank & 0xff); 962 DELAY(10); 963 ed_asic_outb(sc, ED_CNET98_MAP_REG0H, (bank >> 8) & 0xff); 964 DELAY(10); 965 ed_asic_outb(sc, ED_CNET98_MAP_REG1L, 0x00); 966 DELAY(10); 967 ed_asic_outb(sc, ED_CNET98_MAP_REG1H, 0x41); 968 DELAY(10); 969 ed_asic_outb(sc, ED_CNET98_MAP_REG2L, 0x00); 970 DELAY(10); 971 ed_asic_outb(sc, ED_CNET98_MAP_REG2H, 0x42); 972 DELAY(10); 973 ed_asic_outb(sc, ED_CNET98_MAP_REG3L, 0x00); 974 DELAY(10); 975 ed_asic_outb(sc, ED_CNET98_MAP_REG3H, 0x43); 976 DELAY(10); 977 978 /* 979 * Enable window memory(16Kbyte) 980 * bit7 is 1:enable 981 */ 982#ifdef ED_DEBUG 983 printf("ed?: window start address=%x\n", mem); 984#endif 985 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem); 986 DELAY(10); 987} 988 989/* 990 * Probe and vendor-specific initialization routine for C-NET(98) boards 991 */ 992static int 993ed_probe_CNET98(device_t dev, int port_rid, int flags) 994{ 995 struct ed_softc *sc = device_get_softc(dev); 996 int error; 997 u_char tmp; 998 u_long conf_irq, junk; 999#ifdef DIAGNOSTIC 1000 u_char tmp_s; 1001#endif 1002 1003 error = ed98_alloc_port(dev, port_rid); 1004 if (error) 1005 return (error); 1006 1007 sc->asic_offset = ED_NOVELL_ASIC_OFFSET; 1008 sc->nic_offset = ED_NOVELL_NIC_OFFSET; 1009 1010 error = ed98_alloc_memory(dev, 0); 1011 if (error) 1012 return (error); 1013 1014 /* Check I/O address. 0x[a-f]3d0 are allowed. */ 1015 if (((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0) 1016 || ((rman_get_start(sc->port_res) & 0xf000) < (u_short) 0xa000)) { 1017#ifdef DIAGNOSTIC 1018 device_printf(dev, "Invalid i/o port configuration (0x%lx) " 1019 "must be %s for %s\n", rman_get_start(sc->port_res), 1020 "0x[a-f]3d0", "CNET98"); 1021#endif 1022 return (ENXIO); 1023 } 1024 1025#ifdef DIAGNOSTIC 1026 /* Check window area address */ 1027 tmp_s = rman_get_start(sc->mem_res) >> 12; 1028 if (tmp_s < 0x80) { 1029 device_printf(dev, "Please change window address(0x%lx)\n", 1030 rman_get_start(sc->mem_res)); 1031 return (ENXIO); 1032 } 1033 1034 tmp_s &= 0x0f; 1035 tmp = rman_get_start(sc->port_res) >> 12; 1036 if ((tmp_s <= tmp) && (tmp < (tmp_s + 4))) { 1037 device_printf(dev, "Please change iobase address(0x%lx) " 1038 "or window address(0x%lx)\n", 1039 rman_get_start(sc->port_res), 1040 rman_get_start(sc->mem_res)); 1041 return (ENXIO); 1042 } 1043#endif 1044 /* Reset the board */ 1045 ed_reset_CNET98(sc, flags); 1046 1047 /* 1048 * This is needed because some NE clones apparently don't reset the 1049 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX 1050 * - this makes the probe invasive! ...Done against my better 1051 * judgement. -DLG 1052 */ 1053 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP); 1054 DELAY(5000); 1055 1056 /* Make sure that we really have an 8390 based board */ 1057 if (!ed98_probe_generic8390(sc)) 1058 return (ENXIO); 1059 1060 /* 1061 * Set window ethernet address area 1062 * board memory base 0x480000 data 256byte 1063 */ 1064 ed_winsel_CNET98(sc, 0x4800); 1065 1066 /* 1067 * Get station address from on-board ROM 1068 */ 1069 bus_space_read_region_1(sc->mem_bst, sc->mem_bsh, sc->mem_start, 1070 sc->enaddr, ETHER_ADDR_LEN); 1071 1072 sc->vendor = ED_VENDOR_MISC; 1073 sc->type_str = "CNET98"; 1074 sc->isa16bit = 0; 1075 sc->cr_proto = ED_CR_RD2; 1076 1077 /* 1078 * Set window buffer memory area 1079 * board memory base 0x400000 data 16kbyte 1080 */ 1081 ed_winsel_CNET98(sc, 0x4000); 1082 1083 error = ed_clear_memory(dev); 1084 if (error) 1085 return (error); 1086 1087 sc->mem_shared = 1; 1088 sc->mem_end = sc->mem_start + sc->mem_size; 1089 1090 sc->txb_cnt = 1; /* XXX */ 1091 sc->tx_page_start = 0; 1092 1093 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE; 1094 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE; 1095 1096 sc->mem_ring = sc->mem_start + ED_PAGE_SIZE * ED_TXBUF_SIZE; 1097 1098 /* 1099 * Set interrupt level 1100 */ 1101 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk); 1102 if (error) 1103 return (error); 1104 1105 switch (conf_irq) { 1106 case 3: 1107 tmp = ED_CNET98_INT_IRQ3; 1108 break; 1109 case 5: 1110 tmp = ED_CNET98_INT_IRQ5; 1111 break; 1112 case 6: 1113 tmp = ED_CNET98_INT_IRQ6; 1114 break; 1115 case 9: 1116 tmp = ED_CNET98_INT_IRQ9; 1117 break; 1118 case 12: 1119 tmp = ED_CNET98_INT_IRQ12; 1120 break; 1121 case 13: 1122 tmp = ED_CNET98_INT_IRQ13; 1123 break; 1124 default: 1125 device_printf(dev, "Invalid irq configuration (%ld) must be " 1126 "%s for %s\n", conf_irq, "3,5,6,9,12,13", "CNET98"); 1127 return (ENXIO); 1128 } 1129 ed_asic_outb(sc, ED_CNET98_INT_LEV, tmp); 1130 DELAY(1000); 1131 /* 1132 * Set interrupt mask. 1133 * bit7:1 all interrupt mask 1134 * bit1:1 timer interrupt mask 1135 * bit0:0 NS controler interrupt enable 1136 */ 1137 ed_asic_outb(sc, ED_CNET98_INT_MASK, 0x7e); 1138 DELAY(1000); 1139 1140 return (0); 1141} 1142 1143/* 1144 * Probe and vendor-specific initialization routine for C-NET(98)E/L boards 1145 */ 1146static int 1147ed_probe_CNET98EL(device_t dev, int port_rid, int flags) 1148{ 1149 struct ed_softc *sc = device_get_softc(dev); 1150 int error; 1151 int i; 1152 u_char romdata[ETHER_ADDR_LEN * 2], tmp; 1153 u_long conf_irq, junk; 1154 1155 error = ed98_alloc_port(dev, port_rid); 1156 if (error) 1157 return (error); 1158 1159 sc->asic_offset = ED_NOVELL_ASIC_OFFSET; 1160 sc->nic_offset = ED_NOVELL_NIC_OFFSET; 1161 1162 /* Check I/O address. 0x[0-f]3d0 are allowed. */ 1163 if ((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0) { 1164#ifdef DIAGNOSTIC 1165 device_printf(dev, "Invalid i/o port configuration (0x%lx) " 1166 "must be %s for %s\n", rman_get_start(sc->port_res), 1167 "0x?3d0", "CNET98E/L"); 1168#endif 1169 return (ENXIO); 1170 } 1171 1172 /* Reset the board */ 1173 ed_reset_CNET98(sc, flags); 1174 1175 /* 1176 * This is needed because some NE clones apparently don't reset the 1177 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX 1178 * - this makes the probe invasive! ...Done against my better 1179 * judgement. -DLG 1180 */ 1181 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP); 1182 DELAY(5000); 1183 1184 /* Make sure that we really have an 8390 based board */ 1185 if (!ed98_probe_generic8390(sc)) 1186 return (ENXIO); 1187 1188 /* Test memory via PIO */ 1189 sc->cr_proto = ED_CR_RD2; 1190 if (!ed_pio_testmem(sc, ED_CNET98EL_PAGE_OFFSET, 1, flags)) 1191 return (ENXIO); 1192 1193 /* This looks like a C-NET(98)E/L board. */ 1194 sc->type_str = "CNET98E/L"; 1195 1196 /* 1197 * Set IRQ. C-NET(98)E/L only allows a choice of irq 3,5,6. 1198 */ 1199 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk); 1200 if (error) 1201 return (error); 1202 1203 switch (conf_irq) { 1204 case 3: 1205 tmp = ED_CNET98EL_ICR_IRQ3; 1206 break; 1207 case 5: 1208 tmp = ED_CNET98EL_ICR_IRQ5; 1209 break; 1210 case 6: 1211 tmp = ED_CNET98EL_ICR_IRQ6; 1212 break; 1213#if 0 1214 case 12: 1215 tmp = ED_CNET98EL_ICR_IRQ12; 1216 break; 1217#endif 1218 default: 1219 device_printf(dev, "Invalid irq configuration (%ld) must be " 1220 "%s for %s\n", conf_irq, "3,5,6", "CNET98E/L"); 1221 return (ENXIO); 1222 } 1223 ed_asic_outb(sc, ED_CNET98EL_ICR, tmp); 1224 ed_asic_outb(sc, ED_CNET98EL_IMR, 0x7e); 1225 1226 /* Get station address from on-board ROM */ 1227 ed_pio_readmem(sc, 16384, romdata, sizeof(romdata)); 1228 for (i = 0; i < ETHER_ADDR_LEN; i++) 1229 sc->enaddr[i] = romdata[i * 2]; 1230 1231 /* clear any pending interrupts that might have occurred above */ 1232 ed_nic_outb(sc, ED_P0_ISR, 0xff); 1233 1234 return (0); 1235} 1236 1237/* 1238 * Probe and vendor-specific initialization routine for PC-9801-77 boards 1239 */ 1240static int 1241ed_probe_NEC77(device_t dev, int port_rid, int flags) 1242{ 1243 struct ed_softc *sc = device_get_softc(dev); 1244 int error; 1245 u_char tmp; 1246 u_long conf_irq, junk; 1247 1248 error = ed98_probe_Novell(dev, port_rid, flags); 1249 if (error) 1250 return (error); 1251 1252 /* LA/T-98 does not need IRQ setting. */ 1253 if (ED_TYPE98SUB(flags) == 0) 1254 return (0); 1255 1256 /* 1257 * Set IRQ. PC-9801-77 only allows a choice of irq 3,5,6,12,13. 1258 */ 1259 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk); 1260 if (error) 1261 return (error); 1262 1263 switch (conf_irq) { 1264 case 3: 1265 tmp = ED_NEC77_IRQ3; 1266 break; 1267 case 5: 1268 tmp = ED_NEC77_IRQ5; 1269 break; 1270 case 6: 1271 tmp = ED_NEC77_IRQ6; 1272 break; 1273 case 12: 1274 tmp = ED_NEC77_IRQ12; 1275 break; 1276 case 13: 1277 tmp = ED_NEC77_IRQ13; 1278 break; 1279 default: 1280 device_printf(dev, "Invalid irq configuration (%ld) must be " 1281 "%s for %s\n", conf_irq, "3,5,6,12,13", "PC-9801-77"); 1282 return (ENXIO); 1283 } 1284 ed_asic_outb(sc, ED_NEC77_IRQ, tmp); 1285 1286 return (0); 1287} 1288 1289/* 1290 * Probe and vendor-specific initialization routine for EC/EP-98X boards 1291 */ 1292static int 1293ed_probe_NW98X(device_t dev, int port_rid, int flags) 1294{ 1295 struct ed_softc *sc = device_get_softc(dev); 1296 int error; 1297 u_char tmp; 1298 u_long conf_irq, junk; 1299 1300 error = ed98_probe_Novell(dev, port_rid, flags); 1301 if (error) 1302 return (error); 1303 1304 /* Networld 98X3 does not need IRQ setting. */ 1305 if (ED_TYPE98SUB(flags) == 0) 1306 return (0); 1307 1308 /* 1309 * Set IRQ. EC/EP-98X only allows a choice of irq 3,5,6,12,13. 1310 */ 1311 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk); 1312 if (error) 1313 return (error); 1314 1315 switch (conf_irq) { 1316 case 3: 1317 tmp = ED_NW98X_IRQ3; 1318 break; 1319 case 5: 1320 tmp = ED_NW98X_IRQ5; 1321 break; 1322 case 6: 1323 tmp = ED_NW98X_IRQ6; 1324 break; 1325 case 12: 1326 tmp = ED_NW98X_IRQ12; 1327 break; 1328 case 13: 1329 tmp = ED_NW98X_IRQ13; 1330 break; 1331 default: 1332 device_printf(dev, "Invalid irq configuration (%ld) must be " 1333 "%s for %s\n", conf_irq, "3,5,6,12,13", "EC/EP-98X"); 1334 return (ENXIO); 1335 } 1336 ed_asic_outb(sc, ED_NW98X_IRQ, tmp); 1337 1338 return (0); 1339} 1340 1341/* 1342 * Read SB-9801 station address from Serial Two-Wire EEPROM 1343 */ 1344static void 1345ed_get_SB98(struct ed_softc *sc) 1346{ 1347 int i, j; 1348 u_char mask, val; 1349 1350 /* enable EEPROM acceess */ 1351 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_ENABLE); 1352 1353 /* output start command */ 1354 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL); 1355 DELAY(ED_SB98_EEP_DELAY); 1356 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL); 1357 DELAY(ED_SB98_EEP_DELAY); 1358 1359 /* output address (7bit) */ 1360 for (mask = 0x40; mask != 0; mask >>= 1) { 1361 val = 0; 1362 if (ED_SB98_ADDRESS & mask) 1363 val = ED_SB98_EEP_SDA; 1364 ed_asic_outb(sc, ED_SB98_EEP, val); 1365 DELAY(ED_SB98_EEP_DELAY); 1366 ed_asic_outb(sc, ED_SB98_EEP, val | ED_SB98_EEP_SCL); 1367 DELAY(ED_SB98_EEP_DELAY); 1368 } 1369 1370 /* output READ command */ 1371 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ); 1372 DELAY(ED_SB98_EEP_DELAY); 1373 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ | ED_SB98_EEP_SCL); 1374 DELAY(ED_SB98_EEP_DELAY); 1375 1376 /* read station address */ 1377 for (i = 0; i < ETHER_ADDR_LEN; i++) { 1378 /* output ACK */ 1379 ed_asic_outb(sc, ED_SB98_EEP, 0); 1380 DELAY(ED_SB98_EEP_DELAY); 1381 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL); 1382 DELAY(ED_SB98_EEP_DELAY); 1383 1384 val = 0; 1385 for (j = 0; j < 8; j++) { 1386 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA); 1387 DELAY(ED_SB98_EEP_DELAY); 1388 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL); 1389 DELAY(ED_SB98_EEP_DELAY); 1390 val <<= 1; 1391 val |= (ed_asic_inb(sc, ED_SB98_EEP) & ED_SB98_EEP_SDA); 1392 DELAY(ED_SB98_EEP_DELAY); 1393 } 1394 sc->enaddr[i] = val; 1395 } 1396 1397 /* output Last ACK */ 1398 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA); 1399 DELAY(ED_SB98_EEP_DELAY); 1400 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL); 1401 DELAY(ED_SB98_EEP_DELAY); 1402 1403 /* output stop command */ 1404 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL); 1405 DELAY(ED_SB98_EEP_DELAY); 1406 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL); 1407 DELAY(ED_SB98_EEP_DELAY); 1408 1409 /* disable EEPROM access */ 1410 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_DISABLE); 1411} 1412 1413/* 1414 * Probe and vendor-specific initialization routine for SB-9801 boards 1415 */ 1416static int 1417ed_probe_SB98(device_t dev, int port_rid, int flags) 1418{ 1419 struct ed_softc *sc = device_get_softc(dev); 1420 int error; 1421 u_char tmp; 1422 u_long conf_irq, junk; 1423 1424 error = ed98_alloc_port(dev, port_rid); 1425 if (error) 1426 return (error); 1427 1428 sc->asic_offset = ED_NOVELL_ASIC_OFFSET; 1429 sc->nic_offset = ED_NOVELL_NIC_OFFSET; 1430 1431 /* Check I/O address. 00d[02468ace] are allowed. */ 1432 if ((rman_get_start(sc->port_res) & ~0x000e) != 0x00d0) { 1433#ifdef DIAGNOSTIC 1434 device_printf(dev, "Invalid i/o port configuration (0x%lx) " 1435 "must be %s for %s\n", rman_get_start(sc->port_res), 1436 "0xd?", "SB9801"); 1437#endif 1438 return (ENXIO); 1439 } 1440 1441 /* Write I/O port address and read 4 times */ 1442 outb(ED_SB98_IO_INHIBIT, rman_get_start(sc->port_res) & 0xff); 1443 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300); 1444 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300); 1445 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300); 1446 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300); 1447 1448 /* 1449 * Check IRQ. Soliton SB-9801 only allows a choice of 1450 * irq 3,5,6,12 1451 */ 1452 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk); 1453 if (error) 1454 return (error); 1455 1456 switch (conf_irq) { 1457 case 3: 1458 tmp = ED_SB98_CFG_IRQ3; 1459 break; 1460 case 5: 1461 tmp = ED_SB98_CFG_IRQ5; 1462 break; 1463 case 6: 1464 tmp = ED_SB98_CFG_IRQ6; 1465 break; 1466 case 12: 1467 tmp = ED_SB98_CFG_IRQ12; 1468 break; 1469 default: 1470 device_printf(dev, "Invalid irq configuration (%ld) must be " 1471 "%s for %s\n", conf_irq, "3,5,6,12", "SB9801"); 1472 return (ENXIO); 1473 } 1474 1475 if (flags & ED_FLAGS_DISABLE_TRANCEIVER) 1476 tmp |= ED_SB98_CFG_ALTPORT; 1477 ed_asic_outb(sc, ED_SB98_CFG, ED_SB98_CFG_ENABLE | tmp); 1478 ed_asic_outb(sc, ED_SB98_POLARITY, 0x01); 1479 1480 /* Reset the board. */ 1481 ed_asic_outb(sc, ED_NOVELL_RESET, 0x7a); 1482 DELAY(300); 1483 ed_asic_outb(sc, ED_NOVELL_RESET, 0x79); 1484 DELAY(300); 1485 1486 /* 1487 * This is needed because some NE clones apparently don't reset the 1488 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX 1489 * - this makes the probe invasive! ...Done against my better 1490 * judgement. -DLG 1491 */ 1492 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP); 1493 DELAY(5000); 1494 1495 /* Make sure that we really have an 8390 based board */ 1496 if (!ed98_probe_generic8390(sc)) 1497 return (ENXIO); 1498 1499 /* Test memory via PIO */ 1500 sc->cr_proto = ED_CR_RD2; 1501 if (!ed_pio_testmem(sc, 16384, 1, flags)) { 1502 return (ENXIO); 1503 } 1504 1505 /* This looks like an SB9801 board. */ 1506 sc->type_str = "SB9801"; 1507 1508 /* Get station address */ 1509 ed_get_SB98(sc); 1510 1511 /* clear any pending interrupts that might have occurred above */ 1512 ed_nic_outb(sc, ED_P0_ISR, 0xff); 1513 1514 return (0); 1515} 1516 1517/* 1518 * Test the ability to read and write to the NIC memory. 1519 */ 1520static int 1521ed_pio_testmem(struct ed_softc *sc, int page_offset, int isa16bit, int flags) 1522{ 1523 u_long memsize; 1524 static char test_pattern[32] = "THIS is A memory TEST pattern"; 1525 char test_buffer[32]; 1526#ifdef DIAGNOSTIC 1527 int page_end; 1528#endif 1529 1530 sc->vendor = ED_VENDOR_NOVELL; 1531 sc->mem_shared = 0; 1532 sc->isa16bit = isa16bit; 1533 1534 /* 8k of memory plus an additional 8k if 16bit */ 1535 memsize = (isa16bit ? 16384 : 8192); 1536 1537 /* 1538 * This prevents packets from being stored in the NIC memory when the 1539 * readmem routine turns on the start bit in the CR. 1540 */ 1541 ed_nic_outb(sc, ED_P0_RCR, ED_RCR_MON); 1542 1543 /* Initialize DCR for byte/word operations */ 1544 if (isa16bit) 1545 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_WTS | ED_DCR_FT1 | ED_DCR_LS); 1546 else 1547 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_FT1 | ED_DCR_LS); 1548 ed_nic_outb(sc, ED_P0_PSTART, page_offset / ED_PAGE_SIZE); 1549 ed_nic_outb(sc, ED_P0_PSTOP, (page_offset + memsize) / ED_PAGE_SIZE); 1550#ifdef ED_DEBUG 1551 printf("ed?: ed_pio_testmem: page start=%x, end=%lx", 1552 page_offset, page_offset + memsize); 1553#endif 1554 1555 /* 1556 * Write a test pattern. If this fails, then we don't know 1557 * what this board is. 1558 */ 1559 ed_pio_writemem(sc, test_pattern, page_offset, sizeof(test_pattern)); 1560 ed_pio_readmem(sc, page_offset, test_buffer, sizeof(test_pattern)); 1561 1562 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) { 1563#ifdef ED_DEBUG 1564 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_offset); 1565#endif 1566 return (0); 1567 } 1568 1569#ifdef DIAGNOSTIC 1570 /* Check the bottom. */ 1571 page_end = page_offset + memsize - ED_PAGE_SIZE; 1572 ed_pio_writemem(sc, test_pattern, page_end, sizeof(test_pattern)); 1573 ed_pio_readmem(sc, page_end, test_buffer, sizeof(test_pattern)); 1574 1575 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) { 1576#ifdef ED_DEBUG 1577 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_end); 1578#endif 1579 return (0); 1580 } 1581#endif 1582 sc->mem_size = memsize; 1583 sc->mem_start = page_offset; 1584 sc->mem_end = sc->mem_start + memsize; 1585 sc->tx_page_start = page_offset / ED_PAGE_SIZE; 1586 1587 /* 1588 * Use one xmit buffer if < 16k, two buffers otherwise (if not told 1589 * otherwise). 1590 */ 1591 if ((memsize < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING)) 1592 sc->txb_cnt = 1; 1593 else 1594 sc->txb_cnt = 2; 1595 1596 sc->rec_page_start = sc->tx_page_start + sc->txb_cnt * ED_TXBUF_SIZE; 1597 sc->rec_page_stop = sc->tx_page_start + memsize / ED_PAGE_SIZE; 1598 1599 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE; 1600 1601 return (1); 1602} 1603 1604static device_method_t ed_cbus_methods[] = { 1605 /* Device interface */ 1606 DEVMETHOD(device_probe, ed_cbus_probe), 1607 DEVMETHOD(device_attach, ed_cbus_attach), 1608 DEVMETHOD(device_detach, ed_detach), 1609 1610 { 0, 0 } 1611}; 1612 1613static driver_t ed_cbus_driver = { 1614 "ed", 1615 ed_cbus_methods, 1616 sizeof(struct ed_softc) 1617}; 1618 1619DRIVER_MODULE(ed, isa, ed_cbus_driver, ed_devclass, 0, 0); 1620MODULE_DEPEND(ed, isa, 1, 1, 1); 1621MODULE_DEPEND(ed, ether, 1, 1, 1); 1622