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 141579 2005-02-09 17:37:53Z 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#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 goto end;
129 break;
130
131 /*
132 * NE2000-like boards probe routine
133 */
134 case ED_TYPE98_BDN:
135 /*
136 * ELECOM LANEED LD-BDN
137 * PLANET SMART COM 98 EN-2298
138 */
139 case ED_TYPE98_LGY:
140 /*
141 * MELCO LGY-98, IND-SP, IND-SS
142 * MACNICA NE2098
143 */
144 case ED_TYPE98_ICM:
145 /*
146 * ICM DT-ET-25, DT-ET-T5, IF-2766ET, IF-2771ET
147 * D-Link DE-298P, DE-298
148 */
149 case ED_TYPE98_EGY:
150 /*
151 * MELCO EGY-98
152 * Contec C-NET(98)E-A, C-NET(98)L-A
153 */
154 case ED_TYPE98_108:
155 /*
156 * NEC PC-9801-107,108
157 */
158 case ED_TYPE98_NC5098:
159 /*
160 * NextCom NC5098
161 */
162 error = ed98_probe_Novell(dev, 0, flags);
163 break;
164
165 /*
166 * other boards with special probe routine
167 */
168 case ED_TYPE98_SIC:
169 /*
170 * Allied Telesis SIC-98
171 */
172 error = ed_probe_SIC98(dev, 0, flags);
173 break;
174
175 case ED_TYPE98_CNET98EL:
176 /*
177 * Contec C-NET(98)E/L
178 */
179 error = ed_probe_CNET98EL(dev, 0, flags);
180 break;
181
182 case ED_TYPE98_CNET98:
183 /*
184 * Contec C-NET(98)
185 */
186 error = ed_probe_CNET98(dev, 0, flags);
187 break;
188
189 case ED_TYPE98_LA98:
190 /*
191 * IO-DATA LA/T-98
192 * NEC PC-9801-77,78
193 */
194 error = ed_probe_NEC77(dev, 0, flags);
195 break;
196
197 case ED_TYPE98_NW98X:
198 /*
199 * Networld EC/EP-98X
200 */
201 error = ed_probe_NW98X(dev, 0, flags);
202 break;
203
204 case ED_TYPE98_SB98:
205 /*
206 * Soliton SB-9801
207 * Fujikura FN-9801
208 */
209 error = ed_probe_SB98(dev, 0, flags);
210 break;
211 }
212
213end:
214#ifdef ED_DEBUG
215 device_printf(dev, "ed_cbus_probe: end, error=%d\n", error);
216#endif
217 if (error == 0)
218 error = ed_alloc_irq(dev, 0, 0);
219
220 ed_release_resources(dev);
221 return (error);
222}
223
224static int
225ed_cbus_attach(dev)
226 device_t dev;
227{
228 struct ed_softc *sc = device_get_softc(dev);
229 int flags = device_get_flags(dev);
230 int error;
231
232 if (sc->port_used > 0) {
233 if (ED_TYPE98(flags) == ED_TYPE98_GENERIC)
234 ed_alloc_port(dev, sc->port_rid, sc->port_used);
235 else
236 ed98_alloc_port(dev, sc->port_rid);
237 }
238 if (sc->mem_used)
239 ed_alloc_memory(dev, sc->mem_rid, sc->mem_used);
240
241 ed_alloc_irq(dev, sc->irq_rid, 0);
242
243 error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET,
244 edintr, sc, &sc->irq_handle);
245 if (error) {
246 ed_release_resources(dev);
247 return (error);
248 }
249
250 return ed_attach(dev);
251}
252
253/*
254 * Interrupt conversion table for EtherEZ98
255 */
256static uint16_t ed_EZ98_intr_val[] = {
257 0,
258 3,
259 5,
260 6,
261 0,
262 9,
263 12,
264 13
265};
266
267static int
268ed_probe_EZ98(device_t dev, int port_rid, int flags)
269{
270 struct ed_softc *sc = device_get_softc(dev);
271 int error;
272 static unsigned short *intr_vals[] = {NULL, ed_EZ98_intr_val};
273
274 error = ed_alloc_port(dev, port_rid, ED_EZ98_IO_PORTS);
275 if (error) {
276 return (error);
277 }
278
279 sc->asic_offset = ED_EZ98_ASIC_OFFSET;
280 sc->nic_offset = ED_EZ98_NIC_OFFSET;
281
282 return ed_probe_WD80x3_generic(dev, flags, intr_vals);
283}
284
285/*
286 * I/O conversion tables
287 */
288
289/* LGY-98, ICM, C-NET(98)E/L */
290static bus_addr_t ed98_ioaddr_generic[] = {
291 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
292};
293
294/*
295 * Definitions for Contec C-NET(98)E/L
296 */
297#define ED_CNET98EL_ICR 2 /* Interrupt Configuration Register */
298
299#define ED_CNET98EL_ICR_IRQ3 0x01
300#define ED_CNET98EL_ICR_IRQ5 0x02
301#define ED_CNET98EL_ICR_IRQ6 0x04
302#define ED_CNET98EL_ICR_IRQ12 0x20
303
304#define ED_CNET98EL_IMR 4 /* Interrupt Mask Register */
305#define ED_CNET98EL_ISR 5 /* Interrupt Status Register */
306
307/* EGY-98 */
308static bus_addr_t ed98_ioaddr_egy98[] = {
309 0, 0x02, 0x04, 0x06, 0x08, 0x0a, 0x0c, 0x0e,
310 0x100, 0x102, 0x104, 0x106, 0x108, 0x10a, 0x10c, 0x10e
311};
312
313/* SIC-98 */
314static bus_addr_t ed98_ioaddr_sic98[] = {
315 0x0000, 0x0200, 0x0400, 0x0600, 0x0800, 0x0a00, 0x0c00, 0x0e00,
316 0x1000, 0x1200, 0x1400, 0x1600, 0x1800, 0x1a00, 0x1c00, 0x1e00
317};
318
319/* LA/T-98, LD-BDN, PC-9801-77, SB-9801 */
320static bus_addr_t ed98_ioaddr_la98[] = {
321 0x0000, 0x1000, 0x2000, 0x3000, 0x4000, 0x5000, 0x6000, 0x7000,
322 0x8000, 0x9000, 0xa000, 0xb000, 0xc000, 0xd000, 0xe000, 0xf000,
323 0x0100 /* for NEC 77(see below) */
324};
325
326/*
327 * Definitions for NEC PC-9801-77
328 */
329#define ED_NEC77_IRQ 16 /* Interrupt Configuration Register */
330
331#define ED_NEC77_IRQ3 0x04
332#define ED_NEC77_IRQ5 0x06
333#define ED_NEC77_IRQ6 0x08
334#define ED_NEC77_IRQ12 0x0a
335#define ED_NEC77_IRQ13 0x02
336
337/*
338 * Definitions for Soliton SB-9801
339 */
340#define ED_SB98_CFG 1 /* Board configuration */
341
342#define ED_SB98_CFG_IRQ3 0x00
343#define ED_SB98_CFG_IRQ5 0x04
344#define ED_SB98_CFG_IRQ6 0x08
345#define ED_SB98_CFG_IRQ12 0x0c
346#define ED_SB98_CFG_ALTPORT 0x40 /* use EXTERNAL media */
347#define ED_SB98_CFG_ENABLE 0xa0 /* enable configuration */
348
349#define ED_SB98_EEPENA 2 /* EEPROM access enable */
350
351#define ED_SB98_EEPENA_DISABLE 0x00
352#define ED_SB98_EEPENA_ENABLE 0x01
353
354#define ED_SB98_EEP 3 /* EEPROM access */
355
356#define ED_SB98_EEP_SDA 0x01 /* Serial Data */
357#define ED_SB98_EEP_SCL 0x02 /* Serial Clock */
358#define ED_SB98_EEP_READ 0x01 /* Read Command */
359
360#define ED_SB98_EEP_DELAY 300
361
362#define ED_SB98_ADDRESS 0x01 /* Station Address(1-6) */
363
364#define ED_SB98_POLARITY 4 /* Polarity */
365
366/* PC-9801-108 */
367static bus_addr_t ed98_ioaddr_nec108[] = {
368 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e,
369 0x1000, 0x1002, 0x1004, 0x1006, 0x1008, 0x100a, 0x100c, 0x100e
370};
371
372/* C-NET(98) */
373static bus_addr_t ed98_ioaddr_cnet98[] = {
374 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e,
375 0x0400, 0x0402, 0x0404, 0x0406, 0x0408, 0x040a, 0x040c, 0x040e
376};
377
378/*
379 * Definitions for Contec C-NET(98)
380 */
381#define ED_CNET98_MAP_REG0L 0 /* MAPPING register0 Low */
382#define ED_CNET98_MAP_REG1L 1 /* MAPPING register1 Low */
383#define ED_CNET98_MAP_REG2L 2 /* MAPPING register2 Low */
384#define ED_CNET98_MAP_REG3L 3 /* MAPPING register3 Low */
385#define ED_CNET98_MAP_REG0H 4 /* MAPPING register0 Hi */
386#define ED_CNET98_MAP_REG1H 5 /* MAPPING register1 Hi */
387#define ED_CNET98_MAP_REG2H 6 /* MAPPING register2 Hi */
388#define ED_CNET98_MAP_REG3H 7 /* MAPPING register3 Hi */
389#define ED_CNET98_WIN_REG 8 /* Window register */
390#define ED_CNET98_INT_LEV 9 /* Init level register */
391
392#define ED_CNET98_INT_IRQ3 0x01 /* INT 0 */
393#define ED_CNET98_INT_IRQ5 0x02 /* INT 1 */
394#define ED_CNET98_INT_IRQ6 0x04 /* INT 2 */
395#define ED_CNET98_INT_IRQ9 0x08 /* INT 3 */
396#define ED_CNET98_INT_IRQ12 0x20 /* INT 5 */
397#define ED_CNET98_INT_IRQ13 0x40 /* INT 6 */
398
399#define ED_CNET98_INT_REQ 10 /* Init request register */
400#define ED_CNET98_INT_MASK 11 /* Init mask register */
401#define ED_CNET98_INT_STAT 12 /* Init status register */
402#define ED_CNET98_INT_CLR 12 /* Init clear register */
403#define ED_CNET98_RESERVE1 13
404#define ED_CNET98_RESERVE2 14
405#define ED_CNET98_RESERVE3 15
406
407/* EC/EP-98X, NC5098 */
408static bus_addr_t ed98_ioaddr_nw98x[] = {
409 0x0000, 0x0100, 0x0200, 0x0300, 0x0400, 0x0500, 0x0600, 0x0700,
410 0x0800, 0x0900, 0x0a00, 0x0b00, 0x0c00, 0x0d00, 0x0e00, 0x0f00,
411 0x1000 /* for EC/EP-98X(see below) */
412};
413
414/*
415 * Definitions for Networld EC/EP-98X
416 */
417#define ED_NW98X_IRQ 16 /* Interrupt Configuration Register */
418
419#define ED_NW98X_IRQ3 0x04
420#define ED_NW98X_IRQ5 0x06
421#define ED_NW98X_IRQ6 0x08
422#define ED_NW98X_IRQ12 0x0a
423#define ED_NW98X_IRQ13 0x02
424
425/* NC5098 ASIC */
426static bus_addr_t ed98_asic_nc5098[] = {
427/* DATA ENADDR RESET */
428 0x0000, 0x2000, 0x2100, 0x2200, 0x2300, 0x2400, 0x2500, 0x4000,
429 0, 0, 0, 0, 0, 0, 0, 0
430};
431
432/*
433 * Definitions for NextCom NC5098
434 */
435#define ED_NC5098_ENADDR 1 /* Station Address(1-6) */
436
437/*
438 * Allocate a port resource with the given resource id.
439 */
440static int
441ed98_alloc_port(device_t dev, int rid)
442{
443 struct ed_softc *sc = device_get_softc(dev);
444 struct resource *res;
445 int error;
446 bus_addr_t *io_nic, *io_asic, adj;
447 static bus_addr_t io_res[ED_NOVELL_IO_PORTS + 1];
448 int i, n;
449 int offset, reset, data;
450
451 /* Set i/o table for resource manager */
452 io_nic = io_asic = ed98_ioaddr_generic;
453 offset = ED_NOVELL_ASIC_OFFSET;
454 reset = ED_NOVELL_RESET;
455 data = ED_NOVELL_DATA;
456 n = ED_NOVELL_IO_PORTS;
457
458 switch (sc->type) {
459 case ED_TYPE98_LGY:
460 io_asic = ed98_ioaddr_egy98; /* XXX - Yes, we use egy98 */
461 offset = 0x0200;
462 reset = 8;
463 break;
464
465 case ED_TYPE98_EGY:
466 io_nic = io_asic = ed98_ioaddr_egy98;
467 offset = 0x0200;
468 reset = 8;
469 break;
470
471 case ED_TYPE98_ICM:
472 offset = 0x0100;
473 break;
474
475 case ED_TYPE98_BDN:
476 io_nic = io_asic = ed98_ioaddr_la98;
477 offset = 0x0100;
478 reset = 0x0c;
479 break;
480
481 case ED_TYPE98_SIC:
482 io_nic = io_asic = ed98_ioaddr_sic98;
483 offset = 0x2000;
484 n = 16+1;
485 break;
486
487 case ED_TYPE98_108:
488 io_nic = io_asic = ed98_ioaddr_nec108;
489 offset = 0x0888; /* XXX - overwritten after */
490 reset = 1;
491 n = 16; /* XXX - does not set ASIC i/o here */
492 break;
493
494 case ED_TYPE98_LA98:
495 io_nic = io_asic = ed98_ioaddr_la98;
496 offset = 0x0100;
497 break;
498
499 case ED_TYPE98_CNET98EL:
500 offset = 0x0400;
501 data = 0x0e;
502 break;
503
504 case ED_TYPE98_CNET98:
505 /* XXX - Yes, we use generic i/o here */
506 offset = 0x0400;
507 break;
508
509 case ED_TYPE98_NW98X:
510 io_nic = io_asic = ed98_ioaddr_nw98x;
511 offset = 0x1000;
512 break;
513
514 case ED_TYPE98_SB98:
515 io_nic = io_asic = ed98_ioaddr_la98;
516 offset = 0x0400;
517 reset = 7;
518 break;
519
520 case ED_TYPE98_NC5098:
521 io_nic = ed98_ioaddr_nw98x;
522 io_asic = ed98_asic_nc5098;
523 offset = 0x2000;
524 reset = 7;
525 n = 16+8; /* XXX */
526 break;
527 }
528
529 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET);
530 for (i = ED_NOVELL_ASIC_OFFSET; i < ED_NOVELL_IO_PORTS; i++)
531 io_res[i] = io_asic[i - ED_NOVELL_ASIC_OFFSET] + offset;
532
533 res = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid, io_res, n,
534 RF_ACTIVE);
535 if (!res)
536 return (ENOENT);
537
538 sc->port_rid = rid;
539 sc->port_res = res;
540 sc->port_used = n;
541
542 /* Re-map i/o table if needed */
543 switch (sc->type) {
544 case ED_TYPE98_LA98:
545 case ED_TYPE98_NW98X:
546 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
547 n++;
548 break;
549
550 case ED_TYPE98_108:
551 adj = (rman_get_start(res) & 0xf000) / 2;
552 offset = (offset | adj) - rman_get_start(res);
553
554 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++)
555 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
556 break;
557
558 case ED_TYPE98_CNET98:
559 io_nic = io_asic = ed98_ioaddr_cnet98;
560 offset = 1;
561
562 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET);
563 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++)
564 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
565 break;
566
567 case ED_TYPE98_NC5098:
568 n = ED_NOVELL_IO_PORTS;
569 break;
570 }
571
572 if (reset != ED_NOVELL_RESET)
573 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_RESET] =
574 io_res[ED_NOVELL_ASIC_OFFSET + reset];
575 if (data != ED_NOVELL_DATA) {
576 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA] =
577 io_res[ED_NOVELL_ASIC_OFFSET + data];
578#if 0
579 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA + 1] =
580 io_res[ED_NOVELL_ASIC_OFFSET + data + 1];
581#endif
582 }
583
584 error = isa_load_resourcev(res, io_res, n);
585 if (error != 0)
586 return (ENOENT);
587#ifdef ED_DEBUG
588 device_printf(dev, "ed98_alloc_port: i/o ports = %d\n", n);
589 for (i = 0; i < n; i++)
590 printf("%x,", io_res[i]);
591 printf("\n");
592#endif
593 return (0);
594}
595
596static int
597ed98_alloc_memory(dev, rid)
598 device_t dev;
599 int rid;
600{
601 struct ed_softc *sc = device_get_softc(dev);
602 int error;
603 u_long conf_maddr, conf_msize;
604
605 error = bus_get_resource(dev, SYS_RES_MEMORY, 0, &conf_maddr,
606 &conf_msize);
607 if (error)
608 return (error);
609
610 if ((conf_maddr == 0) || (conf_msize == 0))
611 return (ENXIO);
612
613 error = ed_alloc_memory(dev, rid, (int) conf_msize);
614 if (error)
615 return (error);
616
617 sc->mem_start = (caddr_t) rman_get_virtual(sc->mem_res);
618 sc->mem_size = conf_msize;
619
620 return (0);
621}
622
623/*
624 * Generic probe routine for testing for the existance of a DS8390.
625 * Must be called after the NIC has just been reset. This routine
626 * works by looking at certain register values that are guaranteed
627 * to be initialized a certain way after power-up or reset. Seems
628 * not to currently work on the 83C690.
629 *
630 * Specifically:
631 *
632 * Register reset bits set bits
633 * Command Register (CR) TXP, STA RD2, STP
634 * Interrupt Status (ISR) RST
635 * Interrupt Mask (IMR) All bits
636 * Data Control (DCR) LAS
637 * Transmit Config. (TCR) LB1, LB0
638 *
639 * XXX - We only check the CR register.
640 *
641 * Return 1 if 8390 was found, 0 if not.
642 */
643
644static int
645ed98_probe_generic8390(struct ed_softc *sc)
646{
647 u_char tmp = ed_nic_inb(sc, ED_P0_CR);
648#ifdef DIAGNOSTIC
649 printf("ed?: inb(ED_P0_CR)=%x\n", tmp);
650#endif
651 if ((tmp & (ED_CR_RD2 | ED_CR_TXP | ED_CR_STA | ED_CR_STP)) !=
652 (ED_CR_RD2 | ED_CR_STP))
653 return (0);
654
655 (void) ed_nic_inb(sc, ED_P0_ISR);
656
657 return (1);
658}
659
660static int
661ed98_probe_Novell(device_t dev, int port_rid, int flags)
662{
663 struct ed_softc *sc = device_get_softc(dev);
664 int error;
665 int n;
666 u_char romdata[ETHER_ADDR_LEN * 2], tmp;
667
668#ifdef ED_DEBUG
669 device_printf(dev, "ed98_probe_Novell: start\n");
670#endif
671 error = ed98_alloc_port(dev, port_rid);
672 if (error)
673 return (error);
674
675 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
676 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
677
678 /* Reset the board */
679#ifdef ED_DEBUG
680 device_printf(dev, "ed98_probe_Novell: reset\n");
681#endif
682 switch (sc->type) {
683#if 1 /* XXX - I'm not sure this is really necessary... */
684 case ED_TYPE98_BDN:
685 tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
686 ed_asic_outb(sc, ED_NOVELL_RESET, (tmp & 0xf0) | 0x08);
687 ed_nic_outb(sc, 0x04, tmp);
688 (void) ed_asic_inb(sc, 0x08);
689 ed_asic_outb(sc, 0x08, tmp);
690 ed_asic_outb(sc, 0x08, tmp & 0x7f);
691 break;
692#endif
693 case ED_TYPE98_NC5098:
694 ed_asic_outb(sc, ED_NOVELL_RESET, 0x00);
695 DELAY(5000);
696 ed_asic_outb(sc, ED_NOVELL_RESET, 0x01);
697 break;
698
699 default:
700 tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
701
702 /*
703 * I don't know if this is necessary; probably cruft leftover from
704 * Clarkson packet driver code. Doesn't do a thing on the boards I've
705 * tested. -DG [note that an outb(0x84, 0) seems to work here, and is
706 * non-invasive...but some boards don't seem to reset and I don't have
707 * complete documentation on what the 'right' thing to do is...so we
708 * do the invasive thing for now. Yuck.]
709 */
710 ed_asic_outb(sc, ED_NOVELL_RESET, tmp);
711 break;
712 }
713 DELAY(5000);
714
715 /*
716 * This is needed because some NE clones apparently don't reset the
717 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
718 * - this makes the probe invasive! ...Done against my better
719 * judgement. -DLG
720 */
721 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
722 DELAY(5000);
723
724 /* Make sure that we really have an 8390 based board */
725 if (!ed98_probe_generic8390(sc))
726 return (ENXIO);
727
728 /* Test memory via PIO */
729#ifdef ED_DEBUG
730 device_printf(dev, "ed98_probe_Novell: test memory\n");
731#endif
732 sc->cr_proto = ED_CR_RD2;
733 if (!ed_pio_testmem(sc, 8192, 0, flags) &&
734 !ed_pio_testmem(sc, 16384, 1, flags))
735 return (ENXIO);
736
737 /* Setup the board type */
738#ifdef ED_DEBUG
739 device_printf(dev, "ed98_probe_Novell: board type\n");
740#endif
741 switch (sc->type) {
742 case ED_TYPE98_BDN:
743 sc->type_str = "LD-BDN";
744 break;
745 case ED_TYPE98_EGY:
746 sc->type_str = "EGY-98";
747 break;
748 case ED_TYPE98_LGY:
749 sc->type_str = "LGY-98";
750 break;
751 case ED_TYPE98_ICM:
752 sc->type_str = "ICM";
753 break;
754 case ED_TYPE98_108:
755 sc->type_str = "PC-9801-108";
756 break;
757 case ED_TYPE98_LA98:
758 sc->type_str = "LA-98";
759 break;
760 case ED_TYPE98_NW98X:
761 sc->type_str = "NW98X";
762 break;
763 case ED_TYPE98_NC5098:
764 sc->type_str = "NC5098";
765 break;
766 default:
767 sc->type_str = NULL;
768 break;
769 }
770
771 /* Get station address */
772 switch (sc->type) {
773 case ED_TYPE98_NC5098:
774 for (n = 0; n < ETHER_ADDR_LEN; n++)
775 sc->arpcom.ac_enaddr[n] =
776 ed_asic_inb(sc, ED_NC5098_ENADDR + n);
777 break;
778
779 default:
780 ed_pio_readmem(sc, 0, romdata, sizeof(romdata));
781 for (n = 0; n < ETHER_ADDR_LEN; n++)
782 sc->arpcom.ac_enaddr[n] =
783 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->arpcom.ac_enaddr[i] = sc->mem_start[i * 2]);
845#ifdef ED_DEBUG
846 device_printf(dev, "ed_probe_sic98: got address %6D\n",
847 sc->arpcom.ac_enaddr, ":");
848#endif
849 if (sum != 0)
850 return (ENXIO);
851 if ((sc->arpcom.ac_enaddr[0] | sc->arpcom.ac_enaddr[1] |
852 sc->arpcom.ac_enaddr[2]) == 0)
853 return (ENXIO);
854
855 sc->vendor = ED_VENDOR_SIC;
856 sc->type_str = "SIC98";
857 sc->isa16bit = 1;
858 sc->cr_proto = 0;
859
860 /*
861 * SIC RAM page 0x0000-0x3fff(or 0x7fff)
862 */
863 if (ED_TYPE98SUB(flags) == 0)
864 ed_asic_outb(sc, 0, 0x90);
865 else
866 ed_asic_outb(sc, 0, 0x8e);
867 DELAY(100);
868
869 error = ed_clear_memory(dev);
870 if (error)
871 return (error);
872
873 sc->mem_shared = 1;
874 sc->mem_end = sc->mem_start + sc->mem_size;
875
876 /*
877 * allocate one xmit buffer if < 16k, two buffers otherwise
878 */
879 if ((sc->mem_size < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING))
880 sc->txb_cnt = 1;
881 else
882 sc->txb_cnt = 2;
883 sc->tx_page_start = 0;
884
885 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE * sc->txb_cnt;
886 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE;
887
888 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE;
889
890 return (0);
891}
892
893/*
894 * Contec C-NET(98) series support routines
895 */
896static void
897ed_reset_CNET98(struct ed_softc *sc, int flags)
898{
899 u_int init_addr = ED_CNET98_INIT;
900 u_char tmp;
901
902 /* Choose initial register address */
903 if (ED_TYPE98SUB(flags) != 0) {
904 init_addr = ED_CNET98_INIT2;
905 }
906#ifdef ED_DEBUG
907 printf("ed?: initial register=%x\n", init_addr);
908#endif
909 /*
910 * Reset the board to force it into a known state.
911 */
912 outb(init_addr, 0x00); /* request */
913 DELAY(5000);
914 outb(init_addr, 0x01); /* cancel */
915 DELAY(5000);
916
917 /*
918 * Set I/O address(A15-12) and cpu type
919 *
920 * AAAAIXXC(8bit)
921 * AAAA: A15-A12, I: I/O enable, XX: reserved, C: CPU type
922 *
923 * CPU type is 1:80286 or higher, 0:not.
924 * But FreeBSD runs under i386 or higher, thus it must be 1.
925 */
926 tmp = (rman_get_start(sc->port_res) & 0xf000) >> 8;
927 tmp |= (0x08 | 0x01);
928#ifdef ED_DEBUG
929 printf("ed?: outb(%x, %x)\n", init_addr + 2, tmp);
930#endif
931 outb(init_addr + 2, tmp);
932 DELAY(5000);
933
934 /*
935 * This is needed because some NE clones apparently don't reset the
936 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
937 * - this makes the probe invasive! ...Done against my better
938 * judgement. -DLG
939 */
940 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
941 DELAY(5000);
942}
943
944static void
945ed_winsel_CNET98(struct ed_softc *sc, u_short bank)
946{
947 u_char mem = (rman_get_start(sc->mem_res) >> 12) & 0xff;
948
949 /*
950 * Disable window memory
951 * bit7 is 0:disable
952 */
953 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem & 0x7f);
954 DELAY(10);
955
956 /*
957 * Select window address
958 * FreeBSD address 0xf00xxxxx
959 */
960 ed_asic_outb(sc, ED_CNET98_MAP_REG0L, bank & 0xff);
961 DELAY(10);
962 ed_asic_outb(sc, ED_CNET98_MAP_REG0H, (bank >> 8) & 0xff);
963 DELAY(10);
964 ed_asic_outb(sc, ED_CNET98_MAP_REG1L, 0x00);
965 DELAY(10);
966 ed_asic_outb(sc, ED_CNET98_MAP_REG1H, 0x41);
967 DELAY(10);
968 ed_asic_outb(sc, ED_CNET98_MAP_REG2L, 0x00);
969 DELAY(10);
970 ed_asic_outb(sc, ED_CNET98_MAP_REG2H, 0x42);
971 DELAY(10);
972 ed_asic_outb(sc, ED_CNET98_MAP_REG3L, 0x00);
973 DELAY(10);
974 ed_asic_outb(sc, ED_CNET98_MAP_REG3H, 0x43);
975 DELAY(10);
976
977 /*
978 * Enable window memory(16Kbyte)
979 * bit7 is 1:enable
980 */
981#ifdef ED_DEBUG
982 printf("ed?: window start address=%x\n", mem);
983#endif
984 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem);
985 DELAY(10);
986}
987
988/*
989 * Probe and vendor-specific initialization routine for C-NET(98) boards
990 */
991static int
992ed_probe_CNET98(device_t dev, int port_rid, int flags)
993{
994 struct ed_softc *sc = device_get_softc(dev);
995 int error;
996 u_char tmp;
997 u_long conf_irq, junk;
998#ifdef DIAGNOSTIC
999 u_char tmp_s;
1000#endif
1001
1002 error = ed98_alloc_port(dev, port_rid);
1003 if (error)
1004 return (error);
1005
1006 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1007 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1008
1009 error = ed98_alloc_memory(dev, 0);
1010 if (error)
1011 return (error);
1012
1013 /* Check I/O address. 0x[a-f]3d0 are allowed. */
1014 if (((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0)
1015 || ((rman_get_start(sc->port_res) & 0xf000) < (u_short) 0xa000)) {
1016#ifdef DIAGNOSTIC
1017 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1018 "must be %s for %s\n", rman_get_start(sc->port_res),
1019 "0x[a-f]3d0", "CNET98");
1020#endif
1021 return (ENXIO);
1022 }
1023
1024#ifdef DIAGNOSTIC
1025 /* Check window area address */
1026 tmp_s = rman_get_start(sc->mem_res) >> 12;
1027 if (tmp_s < 0x80) {
1028 device_printf(dev, "Please change window address(0x%lx)\n",
1029 rman_get_start(sc->mem_res));
1030 return (ENXIO);
1031 }
1032
1033 tmp_s &= 0x0f;
1034 tmp = rman_get_start(sc->port_res) >> 12;
1035 if ((tmp_s <= tmp) && (tmp < (tmp_s + 4))) {
1036 device_printf(dev, "Please change iobase address(0x%lx) "
1037 "or window address(0x%lx)\n",
1038 rman_get_start(sc->port_res),
1039 rman_get_start(sc->mem_res));
1040 return (ENXIO);
1041 }
1042#endif
1043 /* Reset the board */
1044 ed_reset_CNET98(sc, flags);
1045
1046 /*
1047 * This is needed because some NE clones apparently don't reset the
1048 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1049 * - this makes the probe invasive! ...Done against my better
1050 * judgement. -DLG
1051 */
1052 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1053 DELAY(5000);
1054
1055 /* Make sure that we really have an 8390 based board */
1056 if (!ed98_probe_generic8390(sc))
1057 return (ENXIO);
1058
1059 /*
1060 * Set window ethernet address area
1061 * board memory base 0x480000 data 256byte
1062 */
1063 ed_winsel_CNET98(sc, 0x4800);
1064
1065 /*
1066 * Get station address from on-board ROM
1067 */
1068 bcopy(sc->mem_start, sc->arpcom.ac_enaddr, ETHER_ADDR_LEN);
1069
1070 sc->vendor = ED_VENDOR_MISC;
1071 sc->type_str = "CNET98";
1072 sc->isa16bit = 0;
1073 sc->cr_proto = ED_CR_RD2;
1074
1075 /*
1076 * Set window buffer memory area
1077 * board memory base 0x400000 data 16kbyte
1078 */
1079 ed_winsel_CNET98(sc, 0x4000);
1080
1081 error = ed_clear_memory(dev);
1082 if (error)
1083 return (error);
1084
1085 sc->mem_shared = 1;
1086 sc->mem_end = sc->mem_start + sc->mem_size;
1087
1088 sc->txb_cnt = 1; /* XXX */
1089 sc->tx_page_start = 0;
1090
1091 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE;
1092 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE;
1093
1094 sc->mem_ring = sc->mem_start + ED_PAGE_SIZE * ED_TXBUF_SIZE;
1095
1096 /*
1097 * Set interrupt level
1098 */
1099 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1100 if (error)
1101 return (error);
1102
1103 switch (conf_irq) {
1104 case 3:
1105 tmp = ED_CNET98_INT_IRQ3;
1106 break;
1107 case 5:
1108 tmp = ED_CNET98_INT_IRQ5;
1109 break;
1110 case 6:
1111 tmp = ED_CNET98_INT_IRQ6;
1112 break;
1113 case 9:
1114 tmp = ED_CNET98_INT_IRQ9;
1115 break;
1116 case 12:
1117 tmp = ED_CNET98_INT_IRQ12;
1118 break;
1119 case 13:
1120 tmp = ED_CNET98_INT_IRQ13;
1121 break;
1122 default:
1123 device_printf(dev, "Invalid irq configuration (%ld) must be "
1124 "%s for %s\n", conf_irq, "3,5,6,9,12,13", "CNET98");
1125 return (ENXIO);
1126 }
1127 ed_asic_outb(sc, ED_CNET98_INT_LEV, tmp);
1128 DELAY(1000);
1129 /*
1130 * Set interrupt mask.
1131 * bit7:1 all interrupt mask
1132 * bit1:1 timer interrupt mask
1133 * bit0:0 NS controler interrupt enable
1134 */
1135 ed_asic_outb(sc, ED_CNET98_INT_MASK, 0x7e);
1136 DELAY(1000);
1137
1138 return (0);
1139}
1140
1141/*
1142 * Probe and vendor-specific initialization routine for C-NET(98)E/L boards
1143 */
1144static int
1145ed_probe_CNET98EL(device_t dev, int port_rid, int flags)
1146{
1147 struct ed_softc *sc = device_get_softc(dev);
1148 int error;
1149 int i;
1150 u_char romdata[ETHER_ADDR_LEN * 2], tmp;
1151 u_long conf_irq, junk;
1152
1153 error = ed98_alloc_port(dev, port_rid);
1154 if (error)
1155 return (error);
1156
1157 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1158 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1159
1160 /* Check I/O address. 0x[0-f]3d0 are allowed. */
1161 if ((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0) {
1162#ifdef DIAGNOSTIC
1163 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1164 "must be %s for %s\n", rman_get_start(sc->port_res),
1165 "0x?3d0", "CNET98E/L");
1166#endif
1167 return (ENXIO);
1168 }
1169
1170 /* Reset the board */
1171 ed_reset_CNET98(sc, flags);
1172
1173 /*
1174 * This is needed because some NE clones apparently don't reset the
1175 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1176 * - this makes the probe invasive! ...Done against my better
1177 * judgement. -DLG
1178 */
1179 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1180 DELAY(5000);
1181
1182 /* Make sure that we really have an 8390 based board */
1183 if (!ed98_probe_generic8390(sc))
1184 return (ENXIO);
1185
1186 /* Test memory via PIO */
1187 sc->cr_proto = ED_CR_RD2;
1188 if (!ed_pio_testmem(sc, ED_CNET98EL_PAGE_OFFSET, 1, flags))
1189 return (ENXIO);
1190
1191 /* This looks like a C-NET(98)E/L board. */
1192 sc->type_str = "CNET98E/L";
1193
1194 /*
1195 * Set IRQ. C-NET(98)E/L only allows a choice of irq 3,5,6.
1196 */
1197 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1198 if (error)
1199 return (error);
1200
1201 switch (conf_irq) {
1202 case 3:
1203 tmp = ED_CNET98EL_ICR_IRQ3;
1204 break;
1205 case 5:
1206 tmp = ED_CNET98EL_ICR_IRQ5;
1207 break;
1208 case 6:
1209 tmp = ED_CNET98EL_ICR_IRQ6;
1210 break;
1211#if 0
1212 case 12:
1213 tmp = ED_CNET98EL_ICR_IRQ12;
1214 break;
1215#endif
1216 default:
1217 device_printf(dev, "Invalid irq configuration (%ld) must be "
1218 "%s for %s\n", conf_irq, "3,5,6", "CNET98E/L");
1219 return (ENXIO);
1220 }
1221 ed_asic_outb(sc, ED_CNET98EL_ICR, tmp);
1222 ed_asic_outb(sc, ED_CNET98EL_IMR, 0x7e);
1223
1224 /* Get station address from on-board ROM */
1225 ed_pio_readmem(sc, 16384, romdata, sizeof(romdata));
1226 for (i = 0; i < ETHER_ADDR_LEN; i++)
1227 sc->arpcom.ac_enaddr[i] = romdata[i * 2];
1228
1229 /* clear any pending interrupts that might have occurred above */
1230 ed_nic_outb(sc, ED_P0_ISR, 0xff);
1231
1232 return (0);
1233}
1234
1235/*
1236 * Probe and vendor-specific initialization routine for PC-9801-77 boards
1237 */
1238static int
1239ed_probe_NEC77(device_t dev, int port_rid, int flags)
1240{
1241 struct ed_softc *sc = device_get_softc(dev);
1242 int error;
1243 u_char tmp;
1244 u_long conf_irq, junk;
1245
1246 error = ed98_probe_Novell(dev, port_rid, flags);
1247 if (error)
1248 return (error);
1249
1250 /* LA/T-98 does not need IRQ setting. */
1251 if (ED_TYPE98SUB(flags) == 0)
1252 return (0);
1253
1254 /*
1255 * Set IRQ. PC-9801-77 only allows a choice of irq 3,5,6,12,13.
1256 */
1257 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1258 if (error)
1259 return (error);
1260
1261 switch (conf_irq) {
1262 case 3:
1263 tmp = ED_NEC77_IRQ3;
1264 break;
1265 case 5:
1266 tmp = ED_NEC77_IRQ5;
1267 break;
1268 case 6:
1269 tmp = ED_NEC77_IRQ6;
1270 break;
1271 case 12:
1272 tmp = ED_NEC77_IRQ12;
1273 break;
1274 case 13:
1275 tmp = ED_NEC77_IRQ13;
1276 break;
1277 default:
1278 device_printf(dev, "Invalid irq configuration (%ld) must be "
1279 "%s for %s\n", conf_irq, "3,5,6,12,13", "PC-9801-77");
1280 return (ENXIO);
1281 }
1282 ed_asic_outb(sc, ED_NEC77_IRQ, tmp);
1283
1284 return (0);
1285}
1286
1287/*
1288 * Probe and vendor-specific initialization routine for EC/EP-98X boards
1289 */
1290static int
1291ed_probe_NW98X(device_t dev, int port_rid, int flags)
1292{
1293 struct ed_softc *sc = device_get_softc(dev);
1294 int error;
1295 u_char tmp;
1296 u_long conf_irq, junk;
1297
1298 error = ed98_probe_Novell(dev, port_rid, flags);
1299 if (error)
1300 return (error);
1301
1302 /* Networld 98X3 does not need IRQ setting. */
1303 if (ED_TYPE98SUB(flags) == 0)
1304 return (0);
1305
1306 /*
1307 * Set IRQ. EC/EP-98X only allows a choice of irq 3,5,6,12,13.
1308 */
1309 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1310 if (error)
1311 return (error);
1312
1313 switch (conf_irq) {
1314 case 3:
1315 tmp = ED_NW98X_IRQ3;
1316 break;
1317 case 5:
1318 tmp = ED_NW98X_IRQ5;
1319 break;
1320 case 6:
1321 tmp = ED_NW98X_IRQ6;
1322 break;
1323 case 12:
1324 tmp = ED_NW98X_IRQ12;
1325 break;
1326 case 13:
1327 tmp = ED_NW98X_IRQ13;
1328 break;
1329 default:
1330 device_printf(dev, "Invalid irq configuration (%ld) must be "
1331 "%s for %s\n", conf_irq, "3,5,6,12,13", "EC/EP-98X");
1332 return (ENXIO);
1333 }
1334 ed_asic_outb(sc, ED_NW98X_IRQ, tmp);
1335
1336 return (0);
1337}
1338
1339/*
1340 * Read SB-9801 station address from Serial Two-Wire EEPROM
1341 */
1342static void
1343ed_get_SB98(struct ed_softc *sc)
1344{
1345 int i, j;
1346 u_char mask, val;
1347
1348 /* enable EEPROM acceess */
1349 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_ENABLE);
1350
1351 /* output start command */
1352 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1353 DELAY(ED_SB98_EEP_DELAY);
1354 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1355 DELAY(ED_SB98_EEP_DELAY);
1356
1357 /* output address (7bit) */
1358 for (mask = 0x40; mask != 0; mask >>= 1) {
1359 val = 0;
1360 if (ED_SB98_ADDRESS & mask)
1361 val = ED_SB98_EEP_SDA;
1362 ed_asic_outb(sc, ED_SB98_EEP, val);
1363 DELAY(ED_SB98_EEP_DELAY);
1364 ed_asic_outb(sc, ED_SB98_EEP, val | ED_SB98_EEP_SCL);
1365 DELAY(ED_SB98_EEP_DELAY);
1366 }
1367
1368 /* output READ command */
1369 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ);
1370 DELAY(ED_SB98_EEP_DELAY);
1371 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ | ED_SB98_EEP_SCL);
1372 DELAY(ED_SB98_EEP_DELAY);
1373
1374 /* read station address */
1375 for (i = 0; i < ETHER_ADDR_LEN; i++) {
1376 /* output ACK */
1377 ed_asic_outb(sc, ED_SB98_EEP, 0);
1378 DELAY(ED_SB98_EEP_DELAY);
1379 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1380 DELAY(ED_SB98_EEP_DELAY);
1381
1382 val = 0;
1383 for (j = 0; j < 8; j++) {
1384 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA);
1385 DELAY(ED_SB98_EEP_DELAY);
1386 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1387 DELAY(ED_SB98_EEP_DELAY);
1388 val <<= 1;
1389 val |= (ed_asic_inb(sc, ED_SB98_EEP) & ED_SB98_EEP_SDA);
1390 DELAY(ED_SB98_EEP_DELAY);
1391 }
1392 sc->arpcom.ac_enaddr[i] = val;
1393 }
1394
1395 /* output Last ACK */
1396 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA);
1397 DELAY(ED_SB98_EEP_DELAY);
1398 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1399 DELAY(ED_SB98_EEP_DELAY);
1400
1401 /* output stop command */
1402 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1403 DELAY(ED_SB98_EEP_DELAY);
1404 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1405 DELAY(ED_SB98_EEP_DELAY);
1406
1407 /* disable EEPROM access */
1408 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_DISABLE);
1409}
1410
1411/*
1412 * Probe and vendor-specific initialization routine for SB-9801 boards
1413 */
1414static int
1415ed_probe_SB98(device_t dev, int port_rid, int flags)
1416{
1417 struct ed_softc *sc = device_get_softc(dev);
1418 int error;
1419 u_char tmp;
1420 u_long conf_irq, junk;
1421
1422 error = ed98_alloc_port(dev, port_rid);
1423 if (error)
1424 return (error);
1425
1426 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1427 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1428
1429 /* Check I/O address. 00d[02468ace] are allowed. */
1430 if ((rman_get_start(sc->port_res) & ~0x000e) != 0x00d0) {
1431#ifdef DIAGNOSTIC
1432 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1433 "must be %s for %s\n", rman_get_start(sc->port_res),
1434 "0xd?", "SB9801");
1435#endif
1436 return (ENXIO);
1437 }
1438
1439 /* Write I/O port address and read 4 times */
1440 outb(ED_SB98_IO_INHIBIT, rman_get_start(sc->port_res) & 0xff);
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 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1445
1446 /*
1447 * Check IRQ. Soliton SB-9801 only allows a choice of
1448 * irq 3,5,6,12
1449 */
1450 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1451 if (error)
1452 return (error);
1453
1454 switch (conf_irq) {
1455 case 3:
1456 tmp = ED_SB98_CFG_IRQ3;
1457 break;
1458 case 5:
1459 tmp = ED_SB98_CFG_IRQ5;
1460 break;
1461 case 6:
1462 tmp = ED_SB98_CFG_IRQ6;
1463 break;
1464 case 12:
1465 tmp = ED_SB98_CFG_IRQ12;
1466 break;
1467 default:
1468 device_printf(dev, "Invalid irq configuration (%ld) must be "
1469 "%s for %s\n", conf_irq, "3,5,6,12", "SB9801");
1470 return (ENXIO);
1471 }
1472
1473 if (flags & ED_FLAGS_DISABLE_TRANCEIVER)
1474 tmp |= ED_SB98_CFG_ALTPORT;
1475 ed_asic_outb(sc, ED_SB98_CFG, ED_SB98_CFG_ENABLE | tmp);
1476 ed_asic_outb(sc, ED_SB98_POLARITY, 0x01);
1477
1478 /* Reset the board. */
1479 ed_asic_outb(sc, ED_NOVELL_RESET, 0x7a);
1480 DELAY(300);
1481 ed_asic_outb(sc, ED_NOVELL_RESET, 0x79);
1482 DELAY(300);
1483
1484 /*
1485 * This is needed because some NE clones apparently don't reset the
1486 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1487 * - this makes the probe invasive! ...Done against my better
1488 * judgement. -DLG
1489 */
1490 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1491 DELAY(5000);
1492
1493 /* Make sure that we really have an 8390 based board */
1494 if (!ed98_probe_generic8390(sc))
1495 return (ENXIO);
1496
1497 /* Test memory via PIO */
1498 sc->cr_proto = ED_CR_RD2;
1499 if (!ed_pio_testmem(sc, 16384, 1, flags)) {
1500 return (ENXIO);
1501 }
1502
1503 /* This looks like an SB9801 board. */
1504 sc->type_str = "SB9801";
1505
1506 /* Get station address */
1507 ed_get_SB98(sc);
1508
1509 /* clear any pending interrupts that might have occurred above */
1510 ed_nic_outb(sc, ED_P0_ISR, 0xff);
1511
1512 return (0);
1513}
1514
1515/*
1516 * Test the ability to read and write to the NIC memory.
1517 */
1518static int
1519ed_pio_testmem(struct ed_softc *sc, int page_offset, int isa16bit, int flags)
1520{
1521 u_long memsize;
1522 static char test_pattern[32] = "THIS is A memory TEST pattern";
1523 char test_buffer[32];
1524#ifdef DIAGNOSTIC
1525 int page_end;
1526#endif
1527
1528 sc->vendor = ED_VENDOR_NOVELL;
1529 sc->mem_shared = 0;
1530 sc->isa16bit = isa16bit;
1531
1532 /* 8k of memory plus an additional 8k if 16bit */
1533 memsize = (isa16bit ? 16384 : 8192);
1534
1535 /*
1536 * This prevents packets from being stored in the NIC memory when the
1537 * readmem routine turns on the start bit in the CR.
1538 */
1539 ed_nic_outb(sc, ED_P0_RCR, ED_RCR_MON);
1540
1541 /* Initialize DCR for byte/word operations */
1542 if (isa16bit)
1543 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_WTS | ED_DCR_FT1 | ED_DCR_LS);
1544 else
1545 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_FT1 | ED_DCR_LS);
1546 ed_nic_outb(sc, ED_P0_PSTART, page_offset / ED_PAGE_SIZE);
1547 ed_nic_outb(sc, ED_P0_PSTOP, (page_offset + memsize) / ED_PAGE_SIZE);
1548#ifdef ED_DEBUG
1549 printf("ed?: ed_pio_testmem: page start=%x, end=%lx",
1550 page_offset, page_offset + memsize);
1551#endif
1552
1553 /*
1554 * Write a test pattern. If this fails, then we don't know
1555 * what this board is.
1556 */
1557 ed_pio_writemem(sc, test_pattern, page_offset, sizeof(test_pattern));
1558 ed_pio_readmem(sc, page_offset, test_buffer, sizeof(test_pattern));
1559
1560 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) {
1561#ifdef ED_DEBUG
1562 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_offset);
1563#endif
1564 return (0);
1565 }
1566
1567#ifdef DIAGNOSTIC
1568 /* Check the bottom. */
1569 page_end = page_offset + memsize - ED_PAGE_SIZE;
1570 ed_pio_writemem(sc, test_pattern, page_end, sizeof(test_pattern));
1571 ed_pio_readmem(sc, page_end, test_buffer, sizeof(test_pattern));
1572
1573 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) {
1574#ifdef ED_DEBUG
1575 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_end);
1576#endif
1577 return (0);
1578 }
1579#endif
1580 sc->mem_size = memsize;
1581 sc->mem_start = (char *) page_offset;
1582 sc->mem_end = sc->mem_start + memsize;
1583 sc->tx_page_start = page_offset / ED_PAGE_SIZE;
1584
1585 /*
1586 * Use one xmit buffer if < 16k, two buffers otherwise (if not told
1587 * otherwise).
1588 */
1589 if ((memsize < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING))
1590 sc->txb_cnt = 1;
1591 else
1592 sc->txb_cnt = 2;
1593
1594 sc->rec_page_start = sc->tx_page_start + sc->txb_cnt * ED_TXBUF_SIZE;
1595 sc->rec_page_stop = sc->tx_page_start + memsize / ED_PAGE_SIZE;
1596
1597 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE;
1598
1599 return (1);
1600}
1601
1602static device_method_t ed_cbus_methods[] = {
1603 /* Device interface */
1604 DEVMETHOD(device_probe, ed_cbus_probe),
1605 DEVMETHOD(device_attach, ed_cbus_attach),
1606 DEVMETHOD(device_attach, ed_detach),
1607
1608 { 0, 0 }
1609};
1610
1611static driver_t ed_cbus_driver = {
1612 "ed",
1613 ed_cbus_methods,
1614 sizeof(struct ed_softc)
1615};
1616
1617DRIVER_MODULE(ed, isa, ed_cbus_driver, ed_devclass, 0, 0);
1618MODULE_DEPEND(ed, isa, 1, 1, 1);
1619MODULE_DEPEND(ed, ether, 1, 1, 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 141579 2005-02-09 17:37:53Z 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#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 goto end;
129 break;
130
131 /*
132 * NE2000-like boards probe routine
133 */
134 case ED_TYPE98_BDN:
135 /*
136 * ELECOM LANEED LD-BDN
137 * PLANET SMART COM 98 EN-2298
138 */
139 case ED_TYPE98_LGY:
140 /*
141 * MELCO LGY-98, IND-SP, IND-SS
142 * MACNICA NE2098
143 */
144 case ED_TYPE98_ICM:
145 /*
146 * ICM DT-ET-25, DT-ET-T5, IF-2766ET, IF-2771ET
147 * D-Link DE-298P, DE-298
148 */
149 case ED_TYPE98_EGY:
150 /*
151 * MELCO EGY-98
152 * Contec C-NET(98)E-A, C-NET(98)L-A
153 */
154 case ED_TYPE98_108:
155 /*
156 * NEC PC-9801-107,108
157 */
158 case ED_TYPE98_NC5098:
159 /*
160 * NextCom NC5098
161 */
162 error = ed98_probe_Novell(dev, 0, flags);
163 break;
164
165 /*
166 * other boards with special probe routine
167 */
168 case ED_TYPE98_SIC:
169 /*
170 * Allied Telesis SIC-98
171 */
172 error = ed_probe_SIC98(dev, 0, flags);
173 break;
174
175 case ED_TYPE98_CNET98EL:
176 /*
177 * Contec C-NET(98)E/L
178 */
179 error = ed_probe_CNET98EL(dev, 0, flags);
180 break;
181
182 case ED_TYPE98_CNET98:
183 /*
184 * Contec C-NET(98)
185 */
186 error = ed_probe_CNET98(dev, 0, flags);
187 break;
188
189 case ED_TYPE98_LA98:
190 /*
191 * IO-DATA LA/T-98
192 * NEC PC-9801-77,78
193 */
194 error = ed_probe_NEC77(dev, 0, flags);
195 break;
196
197 case ED_TYPE98_NW98X:
198 /*
199 * Networld EC/EP-98X
200 */
201 error = ed_probe_NW98X(dev, 0, flags);
202 break;
203
204 case ED_TYPE98_SB98:
205 /*
206 * Soliton SB-9801
207 * Fujikura FN-9801
208 */
209 error = ed_probe_SB98(dev, 0, flags);
210 break;
211 }
212
213end:
214#ifdef ED_DEBUG
215 device_printf(dev, "ed_cbus_probe: end, error=%d\n", error);
216#endif
217 if (error == 0)
218 error = ed_alloc_irq(dev, 0, 0);
219
220 ed_release_resources(dev);
221 return (error);
222}
223
224static int
225ed_cbus_attach(dev)
226 device_t dev;
227{
228 struct ed_softc *sc = device_get_softc(dev);
229 int flags = device_get_flags(dev);
230 int error;
231
232 if (sc->port_used > 0) {
233 if (ED_TYPE98(flags) == ED_TYPE98_GENERIC)
234 ed_alloc_port(dev, sc->port_rid, sc->port_used);
235 else
236 ed98_alloc_port(dev, sc->port_rid);
237 }
238 if (sc->mem_used)
239 ed_alloc_memory(dev, sc->mem_rid, sc->mem_used);
240
241 ed_alloc_irq(dev, sc->irq_rid, 0);
242
243 error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET,
244 edintr, sc, &sc->irq_handle);
245 if (error) {
246 ed_release_resources(dev);
247 return (error);
248 }
249
250 return ed_attach(dev);
251}
252
253/*
254 * Interrupt conversion table for EtherEZ98
255 */
256static uint16_t ed_EZ98_intr_val[] = {
257 0,
258 3,
259 5,
260 6,
261 0,
262 9,
263 12,
264 13
265};
266
267static int
268ed_probe_EZ98(device_t dev, int port_rid, int flags)
269{
270 struct ed_softc *sc = device_get_softc(dev);
271 int error;
272 static unsigned short *intr_vals[] = {NULL, ed_EZ98_intr_val};
273
274 error = ed_alloc_port(dev, port_rid, ED_EZ98_IO_PORTS);
275 if (error) {
276 return (error);
277 }
278
279 sc->asic_offset = ED_EZ98_ASIC_OFFSET;
280 sc->nic_offset = ED_EZ98_NIC_OFFSET;
281
282 return ed_probe_WD80x3_generic(dev, flags, intr_vals);
283}
284
285/*
286 * I/O conversion tables
287 */
288
289/* LGY-98, ICM, C-NET(98)E/L */
290static bus_addr_t ed98_ioaddr_generic[] = {
291 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
292};
293
294/*
295 * Definitions for Contec C-NET(98)E/L
296 */
297#define ED_CNET98EL_ICR 2 /* Interrupt Configuration Register */
298
299#define ED_CNET98EL_ICR_IRQ3 0x01
300#define ED_CNET98EL_ICR_IRQ5 0x02
301#define ED_CNET98EL_ICR_IRQ6 0x04
302#define ED_CNET98EL_ICR_IRQ12 0x20
303
304#define ED_CNET98EL_IMR 4 /* Interrupt Mask Register */
305#define ED_CNET98EL_ISR 5 /* Interrupt Status Register */
306
307/* EGY-98 */
308static bus_addr_t ed98_ioaddr_egy98[] = {
309 0, 0x02, 0x04, 0x06, 0x08, 0x0a, 0x0c, 0x0e,
310 0x100, 0x102, 0x104, 0x106, 0x108, 0x10a, 0x10c, 0x10e
311};
312
313/* SIC-98 */
314static bus_addr_t ed98_ioaddr_sic98[] = {
315 0x0000, 0x0200, 0x0400, 0x0600, 0x0800, 0x0a00, 0x0c00, 0x0e00,
316 0x1000, 0x1200, 0x1400, 0x1600, 0x1800, 0x1a00, 0x1c00, 0x1e00
317};
318
319/* LA/T-98, LD-BDN, PC-9801-77, SB-9801 */
320static bus_addr_t ed98_ioaddr_la98[] = {
321 0x0000, 0x1000, 0x2000, 0x3000, 0x4000, 0x5000, 0x6000, 0x7000,
322 0x8000, 0x9000, 0xa000, 0xb000, 0xc000, 0xd000, 0xe000, 0xf000,
323 0x0100 /* for NEC 77(see below) */
324};
325
326/*
327 * Definitions for NEC PC-9801-77
328 */
329#define ED_NEC77_IRQ 16 /* Interrupt Configuration Register */
330
331#define ED_NEC77_IRQ3 0x04
332#define ED_NEC77_IRQ5 0x06
333#define ED_NEC77_IRQ6 0x08
334#define ED_NEC77_IRQ12 0x0a
335#define ED_NEC77_IRQ13 0x02
336
337/*
338 * Definitions for Soliton SB-9801
339 */
340#define ED_SB98_CFG 1 /* Board configuration */
341
342#define ED_SB98_CFG_IRQ3 0x00
343#define ED_SB98_CFG_IRQ5 0x04
344#define ED_SB98_CFG_IRQ6 0x08
345#define ED_SB98_CFG_IRQ12 0x0c
346#define ED_SB98_CFG_ALTPORT 0x40 /* use EXTERNAL media */
347#define ED_SB98_CFG_ENABLE 0xa0 /* enable configuration */
348
349#define ED_SB98_EEPENA 2 /* EEPROM access enable */
350
351#define ED_SB98_EEPENA_DISABLE 0x00
352#define ED_SB98_EEPENA_ENABLE 0x01
353
354#define ED_SB98_EEP 3 /* EEPROM access */
355
356#define ED_SB98_EEP_SDA 0x01 /* Serial Data */
357#define ED_SB98_EEP_SCL 0x02 /* Serial Clock */
358#define ED_SB98_EEP_READ 0x01 /* Read Command */
359
360#define ED_SB98_EEP_DELAY 300
361
362#define ED_SB98_ADDRESS 0x01 /* Station Address(1-6) */
363
364#define ED_SB98_POLARITY 4 /* Polarity */
365
366/* PC-9801-108 */
367static bus_addr_t ed98_ioaddr_nec108[] = {
368 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e,
369 0x1000, 0x1002, 0x1004, 0x1006, 0x1008, 0x100a, 0x100c, 0x100e
370};
371
372/* C-NET(98) */
373static bus_addr_t ed98_ioaddr_cnet98[] = {
374 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e,
375 0x0400, 0x0402, 0x0404, 0x0406, 0x0408, 0x040a, 0x040c, 0x040e
376};
377
378/*
379 * Definitions for Contec C-NET(98)
380 */
381#define ED_CNET98_MAP_REG0L 0 /* MAPPING register0 Low */
382#define ED_CNET98_MAP_REG1L 1 /* MAPPING register1 Low */
383#define ED_CNET98_MAP_REG2L 2 /* MAPPING register2 Low */
384#define ED_CNET98_MAP_REG3L 3 /* MAPPING register3 Low */
385#define ED_CNET98_MAP_REG0H 4 /* MAPPING register0 Hi */
386#define ED_CNET98_MAP_REG1H 5 /* MAPPING register1 Hi */
387#define ED_CNET98_MAP_REG2H 6 /* MAPPING register2 Hi */
388#define ED_CNET98_MAP_REG3H 7 /* MAPPING register3 Hi */
389#define ED_CNET98_WIN_REG 8 /* Window register */
390#define ED_CNET98_INT_LEV 9 /* Init level register */
391
392#define ED_CNET98_INT_IRQ3 0x01 /* INT 0 */
393#define ED_CNET98_INT_IRQ5 0x02 /* INT 1 */
394#define ED_CNET98_INT_IRQ6 0x04 /* INT 2 */
395#define ED_CNET98_INT_IRQ9 0x08 /* INT 3 */
396#define ED_CNET98_INT_IRQ12 0x20 /* INT 5 */
397#define ED_CNET98_INT_IRQ13 0x40 /* INT 6 */
398
399#define ED_CNET98_INT_REQ 10 /* Init request register */
400#define ED_CNET98_INT_MASK 11 /* Init mask register */
401#define ED_CNET98_INT_STAT 12 /* Init status register */
402#define ED_CNET98_INT_CLR 12 /* Init clear register */
403#define ED_CNET98_RESERVE1 13
404#define ED_CNET98_RESERVE2 14
405#define ED_CNET98_RESERVE3 15
406
407/* EC/EP-98X, NC5098 */
408static bus_addr_t ed98_ioaddr_nw98x[] = {
409 0x0000, 0x0100, 0x0200, 0x0300, 0x0400, 0x0500, 0x0600, 0x0700,
410 0x0800, 0x0900, 0x0a00, 0x0b00, 0x0c00, 0x0d00, 0x0e00, 0x0f00,
411 0x1000 /* for EC/EP-98X(see below) */
412};
413
414/*
415 * Definitions for Networld EC/EP-98X
416 */
417#define ED_NW98X_IRQ 16 /* Interrupt Configuration Register */
418
419#define ED_NW98X_IRQ3 0x04
420#define ED_NW98X_IRQ5 0x06
421#define ED_NW98X_IRQ6 0x08
422#define ED_NW98X_IRQ12 0x0a
423#define ED_NW98X_IRQ13 0x02
424
425/* NC5098 ASIC */
426static bus_addr_t ed98_asic_nc5098[] = {
427/* DATA ENADDR RESET */
428 0x0000, 0x2000, 0x2100, 0x2200, 0x2300, 0x2400, 0x2500, 0x4000,
429 0, 0, 0, 0, 0, 0, 0, 0
430};
431
432/*
433 * Definitions for NextCom NC5098
434 */
435#define ED_NC5098_ENADDR 1 /* Station Address(1-6) */
436
437/*
438 * Allocate a port resource with the given resource id.
439 */
440static int
441ed98_alloc_port(device_t dev, int rid)
442{
443 struct ed_softc *sc = device_get_softc(dev);
444 struct resource *res;
445 int error;
446 bus_addr_t *io_nic, *io_asic, adj;
447 static bus_addr_t io_res[ED_NOVELL_IO_PORTS + 1];
448 int i, n;
449 int offset, reset, data;
450
451 /* Set i/o table for resource manager */
452 io_nic = io_asic = ed98_ioaddr_generic;
453 offset = ED_NOVELL_ASIC_OFFSET;
454 reset = ED_NOVELL_RESET;
455 data = ED_NOVELL_DATA;
456 n = ED_NOVELL_IO_PORTS;
457
458 switch (sc->type) {
459 case ED_TYPE98_LGY:
460 io_asic = ed98_ioaddr_egy98; /* XXX - Yes, we use egy98 */
461 offset = 0x0200;
462 reset = 8;
463 break;
464
465 case ED_TYPE98_EGY:
466 io_nic = io_asic = ed98_ioaddr_egy98;
467 offset = 0x0200;
468 reset = 8;
469 break;
470
471 case ED_TYPE98_ICM:
472 offset = 0x0100;
473 break;
474
475 case ED_TYPE98_BDN:
476 io_nic = io_asic = ed98_ioaddr_la98;
477 offset = 0x0100;
478 reset = 0x0c;
479 break;
480
481 case ED_TYPE98_SIC:
482 io_nic = io_asic = ed98_ioaddr_sic98;
483 offset = 0x2000;
484 n = 16+1;
485 break;
486
487 case ED_TYPE98_108:
488 io_nic = io_asic = ed98_ioaddr_nec108;
489 offset = 0x0888; /* XXX - overwritten after */
490 reset = 1;
491 n = 16; /* XXX - does not set ASIC i/o here */
492 break;
493
494 case ED_TYPE98_LA98:
495 io_nic = io_asic = ed98_ioaddr_la98;
496 offset = 0x0100;
497 break;
498
499 case ED_TYPE98_CNET98EL:
500 offset = 0x0400;
501 data = 0x0e;
502 break;
503
504 case ED_TYPE98_CNET98:
505 /* XXX - Yes, we use generic i/o here */
506 offset = 0x0400;
507 break;
508
509 case ED_TYPE98_NW98X:
510 io_nic = io_asic = ed98_ioaddr_nw98x;
511 offset = 0x1000;
512 break;
513
514 case ED_TYPE98_SB98:
515 io_nic = io_asic = ed98_ioaddr_la98;
516 offset = 0x0400;
517 reset = 7;
518 break;
519
520 case ED_TYPE98_NC5098:
521 io_nic = ed98_ioaddr_nw98x;
522 io_asic = ed98_asic_nc5098;
523 offset = 0x2000;
524 reset = 7;
525 n = 16+8; /* XXX */
526 break;
527 }
528
529 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET);
530 for (i = ED_NOVELL_ASIC_OFFSET; i < ED_NOVELL_IO_PORTS; i++)
531 io_res[i] = io_asic[i - ED_NOVELL_ASIC_OFFSET] + offset;
532
533 res = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid, io_res, n,
534 RF_ACTIVE);
535 if (!res)
536 return (ENOENT);
537
538 sc->port_rid = rid;
539 sc->port_res = res;
540 sc->port_used = n;
541
542 /* Re-map i/o table if needed */
543 switch (sc->type) {
544 case ED_TYPE98_LA98:
545 case ED_TYPE98_NW98X:
546 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
547 n++;
548 break;
549
550 case ED_TYPE98_108:
551 adj = (rman_get_start(res) & 0xf000) / 2;
552 offset = (offset | adj) - rman_get_start(res);
553
554 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++)
555 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
556 break;
557
558 case ED_TYPE98_CNET98:
559 io_nic = io_asic = ed98_ioaddr_cnet98;
560 offset = 1;
561
562 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET);
563 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++)
564 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
565 break;
566
567 case ED_TYPE98_NC5098:
568 n = ED_NOVELL_IO_PORTS;
569 break;
570 }
571
572 if (reset != ED_NOVELL_RESET)
573 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_RESET] =
574 io_res[ED_NOVELL_ASIC_OFFSET + reset];
575 if (data != ED_NOVELL_DATA) {
576 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA] =
577 io_res[ED_NOVELL_ASIC_OFFSET + data];
578#if 0
579 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA + 1] =
580 io_res[ED_NOVELL_ASIC_OFFSET + data + 1];
581#endif
582 }
583
584 error = isa_load_resourcev(res, io_res, n);
585 if (error != 0)
586 return (ENOENT);
587#ifdef ED_DEBUG
588 device_printf(dev, "ed98_alloc_port: i/o ports = %d\n", n);
589 for (i = 0; i < n; i++)
590 printf("%x,", io_res[i]);
591 printf("\n");
592#endif
593 return (0);
594}
595
596static int
597ed98_alloc_memory(dev, rid)
598 device_t dev;
599 int rid;
600{
601 struct ed_softc *sc = device_get_softc(dev);
602 int error;
603 u_long conf_maddr, conf_msize;
604
605 error = bus_get_resource(dev, SYS_RES_MEMORY, 0, &conf_maddr,
606 &conf_msize);
607 if (error)
608 return (error);
609
610 if ((conf_maddr == 0) || (conf_msize == 0))
611 return (ENXIO);
612
613 error = ed_alloc_memory(dev, rid, (int) conf_msize);
614 if (error)
615 return (error);
616
617 sc->mem_start = (caddr_t) rman_get_virtual(sc->mem_res);
618 sc->mem_size = conf_msize;
619
620 return (0);
621}
622
623/*
624 * Generic probe routine for testing for the existance of a DS8390.
625 * Must be called after the NIC has just been reset. This routine
626 * works by looking at certain register values that are guaranteed
627 * to be initialized a certain way after power-up or reset. Seems
628 * not to currently work on the 83C690.
629 *
630 * Specifically:
631 *
632 * Register reset bits set bits
633 * Command Register (CR) TXP, STA RD2, STP
634 * Interrupt Status (ISR) RST
635 * Interrupt Mask (IMR) All bits
636 * Data Control (DCR) LAS
637 * Transmit Config. (TCR) LB1, LB0
638 *
639 * XXX - We only check the CR register.
640 *
641 * Return 1 if 8390 was found, 0 if not.
642 */
643
644static int
645ed98_probe_generic8390(struct ed_softc *sc)
646{
647 u_char tmp = ed_nic_inb(sc, ED_P0_CR);
648#ifdef DIAGNOSTIC
649 printf("ed?: inb(ED_P0_CR)=%x\n", tmp);
650#endif
651 if ((tmp & (ED_CR_RD2 | ED_CR_TXP | ED_CR_STA | ED_CR_STP)) !=
652 (ED_CR_RD2 | ED_CR_STP))
653 return (0);
654
655 (void) ed_nic_inb(sc, ED_P0_ISR);
656
657 return (1);
658}
659
660static int
661ed98_probe_Novell(device_t dev, int port_rid, int flags)
662{
663 struct ed_softc *sc = device_get_softc(dev);
664 int error;
665 int n;
666 u_char romdata[ETHER_ADDR_LEN * 2], tmp;
667
668#ifdef ED_DEBUG
669 device_printf(dev, "ed98_probe_Novell: start\n");
670#endif
671 error = ed98_alloc_port(dev, port_rid);
672 if (error)
673 return (error);
674
675 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
676 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
677
678 /* Reset the board */
679#ifdef ED_DEBUG
680 device_printf(dev, "ed98_probe_Novell: reset\n");
681#endif
682 switch (sc->type) {
683#if 1 /* XXX - I'm not sure this is really necessary... */
684 case ED_TYPE98_BDN:
685 tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
686 ed_asic_outb(sc, ED_NOVELL_RESET, (tmp & 0xf0) | 0x08);
687 ed_nic_outb(sc, 0x04, tmp);
688 (void) ed_asic_inb(sc, 0x08);
689 ed_asic_outb(sc, 0x08, tmp);
690 ed_asic_outb(sc, 0x08, tmp & 0x7f);
691 break;
692#endif
693 case ED_TYPE98_NC5098:
694 ed_asic_outb(sc, ED_NOVELL_RESET, 0x00);
695 DELAY(5000);
696 ed_asic_outb(sc, ED_NOVELL_RESET, 0x01);
697 break;
698
699 default:
700 tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
701
702 /*
703 * I don't know if this is necessary; probably cruft leftover from
704 * Clarkson packet driver code. Doesn't do a thing on the boards I've
705 * tested. -DG [note that an outb(0x84, 0) seems to work here, and is
706 * non-invasive...but some boards don't seem to reset and I don't have
707 * complete documentation on what the 'right' thing to do is...so we
708 * do the invasive thing for now. Yuck.]
709 */
710 ed_asic_outb(sc, ED_NOVELL_RESET, tmp);
711 break;
712 }
713 DELAY(5000);
714
715 /*
716 * This is needed because some NE clones apparently don't reset the
717 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
718 * - this makes the probe invasive! ...Done against my better
719 * judgement. -DLG
720 */
721 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
722 DELAY(5000);
723
724 /* Make sure that we really have an 8390 based board */
725 if (!ed98_probe_generic8390(sc))
726 return (ENXIO);
727
728 /* Test memory via PIO */
729#ifdef ED_DEBUG
730 device_printf(dev, "ed98_probe_Novell: test memory\n");
731#endif
732 sc->cr_proto = ED_CR_RD2;
733 if (!ed_pio_testmem(sc, 8192, 0, flags) &&
734 !ed_pio_testmem(sc, 16384, 1, flags))
735 return (ENXIO);
736
737 /* Setup the board type */
738#ifdef ED_DEBUG
739 device_printf(dev, "ed98_probe_Novell: board type\n");
740#endif
741 switch (sc->type) {
742 case ED_TYPE98_BDN:
743 sc->type_str = "LD-BDN";
744 break;
745 case ED_TYPE98_EGY:
746 sc->type_str = "EGY-98";
747 break;
748 case ED_TYPE98_LGY:
749 sc->type_str = "LGY-98";
750 break;
751 case ED_TYPE98_ICM:
752 sc->type_str = "ICM";
753 break;
754 case ED_TYPE98_108:
755 sc->type_str = "PC-9801-108";
756 break;
757 case ED_TYPE98_LA98:
758 sc->type_str = "LA-98";
759 break;
760 case ED_TYPE98_NW98X:
761 sc->type_str = "NW98X";
762 break;
763 case ED_TYPE98_NC5098:
764 sc->type_str = "NC5098";
765 break;
766 default:
767 sc->type_str = NULL;
768 break;
769 }
770
771 /* Get station address */
772 switch (sc->type) {
773 case ED_TYPE98_NC5098:
774 for (n = 0; n < ETHER_ADDR_LEN; n++)
775 sc->arpcom.ac_enaddr[n] =
776 ed_asic_inb(sc, ED_NC5098_ENADDR + n);
777 break;
778
779 default:
780 ed_pio_readmem(sc, 0, romdata, sizeof(romdata));
781 for (n = 0; n < ETHER_ADDR_LEN; n++)
782 sc->arpcom.ac_enaddr[n] =
783 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->arpcom.ac_enaddr[i] = sc->mem_start[i * 2]);
845#ifdef ED_DEBUG
846 device_printf(dev, "ed_probe_sic98: got address %6D\n",
847 sc->arpcom.ac_enaddr, ":");
848#endif
849 if (sum != 0)
850 return (ENXIO);
851 if ((sc->arpcom.ac_enaddr[0] | sc->arpcom.ac_enaddr[1] |
852 sc->arpcom.ac_enaddr[2]) == 0)
853 return (ENXIO);
854
855 sc->vendor = ED_VENDOR_SIC;
856 sc->type_str = "SIC98";
857 sc->isa16bit = 1;
858 sc->cr_proto = 0;
859
860 /*
861 * SIC RAM page 0x0000-0x3fff(or 0x7fff)
862 */
863 if (ED_TYPE98SUB(flags) == 0)
864 ed_asic_outb(sc, 0, 0x90);
865 else
866 ed_asic_outb(sc, 0, 0x8e);
867 DELAY(100);
868
869 error = ed_clear_memory(dev);
870 if (error)
871 return (error);
872
873 sc->mem_shared = 1;
874 sc->mem_end = sc->mem_start + sc->mem_size;
875
876 /*
877 * allocate one xmit buffer if < 16k, two buffers otherwise
878 */
879 if ((sc->mem_size < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING))
880 sc->txb_cnt = 1;
881 else
882 sc->txb_cnt = 2;
883 sc->tx_page_start = 0;
884
885 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE * sc->txb_cnt;
886 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE;
887
888 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE;
889
890 return (0);
891}
892
893/*
894 * Contec C-NET(98) series support routines
895 */
896static void
897ed_reset_CNET98(struct ed_softc *sc, int flags)
898{
899 u_int init_addr = ED_CNET98_INIT;
900 u_char tmp;
901
902 /* Choose initial register address */
903 if (ED_TYPE98SUB(flags) != 0) {
904 init_addr = ED_CNET98_INIT2;
905 }
906#ifdef ED_DEBUG
907 printf("ed?: initial register=%x\n", init_addr);
908#endif
909 /*
910 * Reset the board to force it into a known state.
911 */
912 outb(init_addr, 0x00); /* request */
913 DELAY(5000);
914 outb(init_addr, 0x01); /* cancel */
915 DELAY(5000);
916
917 /*
918 * Set I/O address(A15-12) and cpu type
919 *
920 * AAAAIXXC(8bit)
921 * AAAA: A15-A12, I: I/O enable, XX: reserved, C: CPU type
922 *
923 * CPU type is 1:80286 or higher, 0:not.
924 * But FreeBSD runs under i386 or higher, thus it must be 1.
925 */
926 tmp = (rman_get_start(sc->port_res) & 0xf000) >> 8;
927 tmp |= (0x08 | 0x01);
928#ifdef ED_DEBUG
929 printf("ed?: outb(%x, %x)\n", init_addr + 2, tmp);
930#endif
931 outb(init_addr + 2, tmp);
932 DELAY(5000);
933
934 /*
935 * This is needed because some NE clones apparently don't reset the
936 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
937 * - this makes the probe invasive! ...Done against my better
938 * judgement. -DLG
939 */
940 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
941 DELAY(5000);
942}
943
944static void
945ed_winsel_CNET98(struct ed_softc *sc, u_short bank)
946{
947 u_char mem = (rman_get_start(sc->mem_res) >> 12) & 0xff;
948
949 /*
950 * Disable window memory
951 * bit7 is 0:disable
952 */
953 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem & 0x7f);
954 DELAY(10);
955
956 /*
957 * Select window address
958 * FreeBSD address 0xf00xxxxx
959 */
960 ed_asic_outb(sc, ED_CNET98_MAP_REG0L, bank & 0xff);
961 DELAY(10);
962 ed_asic_outb(sc, ED_CNET98_MAP_REG0H, (bank >> 8) & 0xff);
963 DELAY(10);
964 ed_asic_outb(sc, ED_CNET98_MAP_REG1L, 0x00);
965 DELAY(10);
966 ed_asic_outb(sc, ED_CNET98_MAP_REG1H, 0x41);
967 DELAY(10);
968 ed_asic_outb(sc, ED_CNET98_MAP_REG2L, 0x00);
969 DELAY(10);
970 ed_asic_outb(sc, ED_CNET98_MAP_REG2H, 0x42);
971 DELAY(10);
972 ed_asic_outb(sc, ED_CNET98_MAP_REG3L, 0x00);
973 DELAY(10);
974 ed_asic_outb(sc, ED_CNET98_MAP_REG3H, 0x43);
975 DELAY(10);
976
977 /*
978 * Enable window memory(16Kbyte)
979 * bit7 is 1:enable
980 */
981#ifdef ED_DEBUG
982 printf("ed?: window start address=%x\n", mem);
983#endif
984 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem);
985 DELAY(10);
986}
987
988/*
989 * Probe and vendor-specific initialization routine for C-NET(98) boards
990 */
991static int
992ed_probe_CNET98(device_t dev, int port_rid, int flags)
993{
994 struct ed_softc *sc = device_get_softc(dev);
995 int error;
996 u_char tmp;
997 u_long conf_irq, junk;
998#ifdef DIAGNOSTIC
999 u_char tmp_s;
1000#endif
1001
1002 error = ed98_alloc_port(dev, port_rid);
1003 if (error)
1004 return (error);
1005
1006 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1007 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1008
1009 error = ed98_alloc_memory(dev, 0);
1010 if (error)
1011 return (error);
1012
1013 /* Check I/O address. 0x[a-f]3d0 are allowed. */
1014 if (((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0)
1015 || ((rman_get_start(sc->port_res) & 0xf000) < (u_short) 0xa000)) {
1016#ifdef DIAGNOSTIC
1017 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1018 "must be %s for %s\n", rman_get_start(sc->port_res),
1019 "0x[a-f]3d0", "CNET98");
1020#endif
1021 return (ENXIO);
1022 }
1023
1024#ifdef DIAGNOSTIC
1025 /* Check window area address */
1026 tmp_s = rman_get_start(sc->mem_res) >> 12;
1027 if (tmp_s < 0x80) {
1028 device_printf(dev, "Please change window address(0x%lx)\n",
1029 rman_get_start(sc->mem_res));
1030 return (ENXIO);
1031 }
1032
1033 tmp_s &= 0x0f;
1034 tmp = rman_get_start(sc->port_res) >> 12;
1035 if ((tmp_s <= tmp) && (tmp < (tmp_s + 4))) {
1036 device_printf(dev, "Please change iobase address(0x%lx) "
1037 "or window address(0x%lx)\n",
1038 rman_get_start(sc->port_res),
1039 rman_get_start(sc->mem_res));
1040 return (ENXIO);
1041 }
1042#endif
1043 /* Reset the board */
1044 ed_reset_CNET98(sc, flags);
1045
1046 /*
1047 * This is needed because some NE clones apparently don't reset the
1048 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1049 * - this makes the probe invasive! ...Done against my better
1050 * judgement. -DLG
1051 */
1052 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1053 DELAY(5000);
1054
1055 /* Make sure that we really have an 8390 based board */
1056 if (!ed98_probe_generic8390(sc))
1057 return (ENXIO);
1058
1059 /*
1060 * Set window ethernet address area
1061 * board memory base 0x480000 data 256byte
1062 */
1063 ed_winsel_CNET98(sc, 0x4800);
1064
1065 /*
1066 * Get station address from on-board ROM
1067 */
1068 bcopy(sc->mem_start, sc->arpcom.ac_enaddr, ETHER_ADDR_LEN);
1069
1070 sc->vendor = ED_VENDOR_MISC;
1071 sc->type_str = "CNET98";
1072 sc->isa16bit = 0;
1073 sc->cr_proto = ED_CR_RD2;
1074
1075 /*
1076 * Set window buffer memory area
1077 * board memory base 0x400000 data 16kbyte
1078 */
1079 ed_winsel_CNET98(sc, 0x4000);
1080
1081 error = ed_clear_memory(dev);
1082 if (error)
1083 return (error);
1084
1085 sc->mem_shared = 1;
1086 sc->mem_end = sc->mem_start + sc->mem_size;
1087
1088 sc->txb_cnt = 1; /* XXX */
1089 sc->tx_page_start = 0;
1090
1091 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE;
1092 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE;
1093
1094 sc->mem_ring = sc->mem_start + ED_PAGE_SIZE * ED_TXBUF_SIZE;
1095
1096 /*
1097 * Set interrupt level
1098 */
1099 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1100 if (error)
1101 return (error);
1102
1103 switch (conf_irq) {
1104 case 3:
1105 tmp = ED_CNET98_INT_IRQ3;
1106 break;
1107 case 5:
1108 tmp = ED_CNET98_INT_IRQ5;
1109 break;
1110 case 6:
1111 tmp = ED_CNET98_INT_IRQ6;
1112 break;
1113 case 9:
1114 tmp = ED_CNET98_INT_IRQ9;
1115 break;
1116 case 12:
1117 tmp = ED_CNET98_INT_IRQ12;
1118 break;
1119 case 13:
1120 tmp = ED_CNET98_INT_IRQ13;
1121 break;
1122 default:
1123 device_printf(dev, "Invalid irq configuration (%ld) must be "
1124 "%s for %s\n", conf_irq, "3,5,6,9,12,13", "CNET98");
1125 return (ENXIO);
1126 }
1127 ed_asic_outb(sc, ED_CNET98_INT_LEV, tmp);
1128 DELAY(1000);
1129 /*
1130 * Set interrupt mask.
1131 * bit7:1 all interrupt mask
1132 * bit1:1 timer interrupt mask
1133 * bit0:0 NS controler interrupt enable
1134 */
1135 ed_asic_outb(sc, ED_CNET98_INT_MASK, 0x7e);
1136 DELAY(1000);
1137
1138 return (0);
1139}
1140
1141/*
1142 * Probe and vendor-specific initialization routine for C-NET(98)E/L boards
1143 */
1144static int
1145ed_probe_CNET98EL(device_t dev, int port_rid, int flags)
1146{
1147 struct ed_softc *sc = device_get_softc(dev);
1148 int error;
1149 int i;
1150 u_char romdata[ETHER_ADDR_LEN * 2], tmp;
1151 u_long conf_irq, junk;
1152
1153 error = ed98_alloc_port(dev, port_rid);
1154 if (error)
1155 return (error);
1156
1157 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1158 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1159
1160 /* Check I/O address. 0x[0-f]3d0 are allowed. */
1161 if ((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0) {
1162#ifdef DIAGNOSTIC
1163 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1164 "must be %s for %s\n", rman_get_start(sc->port_res),
1165 "0x?3d0", "CNET98E/L");
1166#endif
1167 return (ENXIO);
1168 }
1169
1170 /* Reset the board */
1171 ed_reset_CNET98(sc, flags);
1172
1173 /*
1174 * This is needed because some NE clones apparently don't reset the
1175 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1176 * - this makes the probe invasive! ...Done against my better
1177 * judgement. -DLG
1178 */
1179 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1180 DELAY(5000);
1181
1182 /* Make sure that we really have an 8390 based board */
1183 if (!ed98_probe_generic8390(sc))
1184 return (ENXIO);
1185
1186 /* Test memory via PIO */
1187 sc->cr_proto = ED_CR_RD2;
1188 if (!ed_pio_testmem(sc, ED_CNET98EL_PAGE_OFFSET, 1, flags))
1189 return (ENXIO);
1190
1191 /* This looks like a C-NET(98)E/L board. */
1192 sc->type_str = "CNET98E/L";
1193
1194 /*
1195 * Set IRQ. C-NET(98)E/L only allows a choice of irq 3,5,6.
1196 */
1197 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1198 if (error)
1199 return (error);
1200
1201 switch (conf_irq) {
1202 case 3:
1203 tmp = ED_CNET98EL_ICR_IRQ3;
1204 break;
1205 case 5:
1206 tmp = ED_CNET98EL_ICR_IRQ5;
1207 break;
1208 case 6:
1209 tmp = ED_CNET98EL_ICR_IRQ6;
1210 break;
1211#if 0
1212 case 12:
1213 tmp = ED_CNET98EL_ICR_IRQ12;
1214 break;
1215#endif
1216 default:
1217 device_printf(dev, "Invalid irq configuration (%ld) must be "
1218 "%s for %s\n", conf_irq, "3,5,6", "CNET98E/L");
1219 return (ENXIO);
1220 }
1221 ed_asic_outb(sc, ED_CNET98EL_ICR, tmp);
1222 ed_asic_outb(sc, ED_CNET98EL_IMR, 0x7e);
1223
1224 /* Get station address from on-board ROM */
1225 ed_pio_readmem(sc, 16384, romdata, sizeof(romdata));
1226 for (i = 0; i < ETHER_ADDR_LEN; i++)
1227 sc->arpcom.ac_enaddr[i] = romdata[i * 2];
1228
1229 /* clear any pending interrupts that might have occurred above */
1230 ed_nic_outb(sc, ED_P0_ISR, 0xff);
1231
1232 return (0);
1233}
1234
1235/*
1236 * Probe and vendor-specific initialization routine for PC-9801-77 boards
1237 */
1238static int
1239ed_probe_NEC77(device_t dev, int port_rid, int flags)
1240{
1241 struct ed_softc *sc = device_get_softc(dev);
1242 int error;
1243 u_char tmp;
1244 u_long conf_irq, junk;
1245
1246 error = ed98_probe_Novell(dev, port_rid, flags);
1247 if (error)
1248 return (error);
1249
1250 /* LA/T-98 does not need IRQ setting. */
1251 if (ED_TYPE98SUB(flags) == 0)
1252 return (0);
1253
1254 /*
1255 * Set IRQ. PC-9801-77 only allows a choice of irq 3,5,6,12,13.
1256 */
1257 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1258 if (error)
1259 return (error);
1260
1261 switch (conf_irq) {
1262 case 3:
1263 tmp = ED_NEC77_IRQ3;
1264 break;
1265 case 5:
1266 tmp = ED_NEC77_IRQ5;
1267 break;
1268 case 6:
1269 tmp = ED_NEC77_IRQ6;
1270 break;
1271 case 12:
1272 tmp = ED_NEC77_IRQ12;
1273 break;
1274 case 13:
1275 tmp = ED_NEC77_IRQ13;
1276 break;
1277 default:
1278 device_printf(dev, "Invalid irq configuration (%ld) must be "
1279 "%s for %s\n", conf_irq, "3,5,6,12,13", "PC-9801-77");
1280 return (ENXIO);
1281 }
1282 ed_asic_outb(sc, ED_NEC77_IRQ, tmp);
1283
1284 return (0);
1285}
1286
1287/*
1288 * Probe and vendor-specific initialization routine for EC/EP-98X boards
1289 */
1290static int
1291ed_probe_NW98X(device_t dev, int port_rid, int flags)
1292{
1293 struct ed_softc *sc = device_get_softc(dev);
1294 int error;
1295 u_char tmp;
1296 u_long conf_irq, junk;
1297
1298 error = ed98_probe_Novell(dev, port_rid, flags);
1299 if (error)
1300 return (error);
1301
1302 /* Networld 98X3 does not need IRQ setting. */
1303 if (ED_TYPE98SUB(flags) == 0)
1304 return (0);
1305
1306 /*
1307 * Set IRQ. EC/EP-98X only allows a choice of irq 3,5,6,12,13.
1308 */
1309 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1310 if (error)
1311 return (error);
1312
1313 switch (conf_irq) {
1314 case 3:
1315 tmp = ED_NW98X_IRQ3;
1316 break;
1317 case 5:
1318 tmp = ED_NW98X_IRQ5;
1319 break;
1320 case 6:
1321 tmp = ED_NW98X_IRQ6;
1322 break;
1323 case 12:
1324 tmp = ED_NW98X_IRQ12;
1325 break;
1326 case 13:
1327 tmp = ED_NW98X_IRQ13;
1328 break;
1329 default:
1330 device_printf(dev, "Invalid irq configuration (%ld) must be "
1331 "%s for %s\n", conf_irq, "3,5,6,12,13", "EC/EP-98X");
1332 return (ENXIO);
1333 }
1334 ed_asic_outb(sc, ED_NW98X_IRQ, tmp);
1335
1336 return (0);
1337}
1338
1339/*
1340 * Read SB-9801 station address from Serial Two-Wire EEPROM
1341 */
1342static void
1343ed_get_SB98(struct ed_softc *sc)
1344{
1345 int i, j;
1346 u_char mask, val;
1347
1348 /* enable EEPROM acceess */
1349 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_ENABLE);
1350
1351 /* output start command */
1352 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1353 DELAY(ED_SB98_EEP_DELAY);
1354 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1355 DELAY(ED_SB98_EEP_DELAY);
1356
1357 /* output address (7bit) */
1358 for (mask = 0x40; mask != 0; mask >>= 1) {
1359 val = 0;
1360 if (ED_SB98_ADDRESS & mask)
1361 val = ED_SB98_EEP_SDA;
1362 ed_asic_outb(sc, ED_SB98_EEP, val);
1363 DELAY(ED_SB98_EEP_DELAY);
1364 ed_asic_outb(sc, ED_SB98_EEP, val | ED_SB98_EEP_SCL);
1365 DELAY(ED_SB98_EEP_DELAY);
1366 }
1367
1368 /* output READ command */
1369 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ);
1370 DELAY(ED_SB98_EEP_DELAY);
1371 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ | ED_SB98_EEP_SCL);
1372 DELAY(ED_SB98_EEP_DELAY);
1373
1374 /* read station address */
1375 for (i = 0; i < ETHER_ADDR_LEN; i++) {
1376 /* output ACK */
1377 ed_asic_outb(sc, ED_SB98_EEP, 0);
1378 DELAY(ED_SB98_EEP_DELAY);
1379 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1380 DELAY(ED_SB98_EEP_DELAY);
1381
1382 val = 0;
1383 for (j = 0; j < 8; j++) {
1384 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA);
1385 DELAY(ED_SB98_EEP_DELAY);
1386 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1387 DELAY(ED_SB98_EEP_DELAY);
1388 val <<= 1;
1389 val |= (ed_asic_inb(sc, ED_SB98_EEP) & ED_SB98_EEP_SDA);
1390 DELAY(ED_SB98_EEP_DELAY);
1391 }
1392 sc->arpcom.ac_enaddr[i] = val;
1393 }
1394
1395 /* output Last ACK */
1396 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA);
1397 DELAY(ED_SB98_EEP_DELAY);
1398 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1399 DELAY(ED_SB98_EEP_DELAY);
1400
1401 /* output stop command */
1402 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1403 DELAY(ED_SB98_EEP_DELAY);
1404 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1405 DELAY(ED_SB98_EEP_DELAY);
1406
1407 /* disable EEPROM access */
1408 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_DISABLE);
1409}
1410
1411/*
1412 * Probe and vendor-specific initialization routine for SB-9801 boards
1413 */
1414static int
1415ed_probe_SB98(device_t dev, int port_rid, int flags)
1416{
1417 struct ed_softc *sc = device_get_softc(dev);
1418 int error;
1419 u_char tmp;
1420 u_long conf_irq, junk;
1421
1422 error = ed98_alloc_port(dev, port_rid);
1423 if (error)
1424 return (error);
1425
1426 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1427 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1428
1429 /* Check I/O address. 00d[02468ace] are allowed. */
1430 if ((rman_get_start(sc->port_res) & ~0x000e) != 0x00d0) {
1431#ifdef DIAGNOSTIC
1432 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1433 "must be %s for %s\n", rman_get_start(sc->port_res),
1434 "0xd?", "SB9801");
1435#endif
1436 return (ENXIO);
1437 }
1438
1439 /* Write I/O port address and read 4 times */
1440 outb(ED_SB98_IO_INHIBIT, rman_get_start(sc->port_res) & 0xff);
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 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1445
1446 /*
1447 * Check IRQ. Soliton SB-9801 only allows a choice of
1448 * irq 3,5,6,12
1449 */
1450 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1451 if (error)
1452 return (error);
1453
1454 switch (conf_irq) {
1455 case 3:
1456 tmp = ED_SB98_CFG_IRQ3;
1457 break;
1458 case 5:
1459 tmp = ED_SB98_CFG_IRQ5;
1460 break;
1461 case 6:
1462 tmp = ED_SB98_CFG_IRQ6;
1463 break;
1464 case 12:
1465 tmp = ED_SB98_CFG_IRQ12;
1466 break;
1467 default:
1468 device_printf(dev, "Invalid irq configuration (%ld) must be "
1469 "%s for %s\n", conf_irq, "3,5,6,12", "SB9801");
1470 return (ENXIO);
1471 }
1472
1473 if (flags & ED_FLAGS_DISABLE_TRANCEIVER)
1474 tmp |= ED_SB98_CFG_ALTPORT;
1475 ed_asic_outb(sc, ED_SB98_CFG, ED_SB98_CFG_ENABLE | tmp);
1476 ed_asic_outb(sc, ED_SB98_POLARITY, 0x01);
1477
1478 /* Reset the board. */
1479 ed_asic_outb(sc, ED_NOVELL_RESET, 0x7a);
1480 DELAY(300);
1481 ed_asic_outb(sc, ED_NOVELL_RESET, 0x79);
1482 DELAY(300);
1483
1484 /*
1485 * This is needed because some NE clones apparently don't reset the
1486 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1487 * - this makes the probe invasive! ...Done against my better
1488 * judgement. -DLG
1489 */
1490 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1491 DELAY(5000);
1492
1493 /* Make sure that we really have an 8390 based board */
1494 if (!ed98_probe_generic8390(sc))
1495 return (ENXIO);
1496
1497 /* Test memory via PIO */
1498 sc->cr_proto = ED_CR_RD2;
1499 if (!ed_pio_testmem(sc, 16384, 1, flags)) {
1500 return (ENXIO);
1501 }
1502
1503 /* This looks like an SB9801 board. */
1504 sc->type_str = "SB9801";
1505
1506 /* Get station address */
1507 ed_get_SB98(sc);
1508
1509 /* clear any pending interrupts that might have occurred above */
1510 ed_nic_outb(sc, ED_P0_ISR, 0xff);
1511
1512 return (0);
1513}
1514
1515/*
1516 * Test the ability to read and write to the NIC memory.
1517 */
1518static int
1519ed_pio_testmem(struct ed_softc *sc, int page_offset, int isa16bit, int flags)
1520{
1521 u_long memsize;
1522 static char test_pattern[32] = "THIS is A memory TEST pattern";
1523 char test_buffer[32];
1524#ifdef DIAGNOSTIC
1525 int page_end;
1526#endif
1527
1528 sc->vendor = ED_VENDOR_NOVELL;
1529 sc->mem_shared = 0;
1530 sc->isa16bit = isa16bit;
1531
1532 /* 8k of memory plus an additional 8k if 16bit */
1533 memsize = (isa16bit ? 16384 : 8192);
1534
1535 /*
1536 * This prevents packets from being stored in the NIC memory when the
1537 * readmem routine turns on the start bit in the CR.
1538 */
1539 ed_nic_outb(sc, ED_P0_RCR, ED_RCR_MON);
1540
1541 /* Initialize DCR for byte/word operations */
1542 if (isa16bit)
1543 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_WTS | ED_DCR_FT1 | ED_DCR_LS);
1544 else
1545 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_FT1 | ED_DCR_LS);
1546 ed_nic_outb(sc, ED_P0_PSTART, page_offset / ED_PAGE_SIZE);
1547 ed_nic_outb(sc, ED_P0_PSTOP, (page_offset + memsize) / ED_PAGE_SIZE);
1548#ifdef ED_DEBUG
1549 printf("ed?: ed_pio_testmem: page start=%x, end=%lx",
1550 page_offset, page_offset + memsize);
1551#endif
1552
1553 /*
1554 * Write a test pattern. If this fails, then we don't know
1555 * what this board is.
1556 */
1557 ed_pio_writemem(sc, test_pattern, page_offset, sizeof(test_pattern));
1558 ed_pio_readmem(sc, page_offset, test_buffer, sizeof(test_pattern));
1559
1560 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) {
1561#ifdef ED_DEBUG
1562 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_offset);
1563#endif
1564 return (0);
1565 }
1566
1567#ifdef DIAGNOSTIC
1568 /* Check the bottom. */
1569 page_end = page_offset + memsize - ED_PAGE_SIZE;
1570 ed_pio_writemem(sc, test_pattern, page_end, sizeof(test_pattern));
1571 ed_pio_readmem(sc, page_end, test_buffer, sizeof(test_pattern));
1572
1573 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) {
1574#ifdef ED_DEBUG
1575 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_end);
1576#endif
1577 return (0);
1578 }
1579#endif
1580 sc->mem_size = memsize;
1581 sc->mem_start = (char *) page_offset;
1582 sc->mem_end = sc->mem_start + memsize;
1583 sc->tx_page_start = page_offset / ED_PAGE_SIZE;
1584
1585 /*
1586 * Use one xmit buffer if < 16k, two buffers otherwise (if not told
1587 * otherwise).
1588 */
1589 if ((memsize < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING))
1590 sc->txb_cnt = 1;
1591 else
1592 sc->txb_cnt = 2;
1593
1594 sc->rec_page_start = sc->tx_page_start + sc->txb_cnt * ED_TXBUF_SIZE;
1595 sc->rec_page_stop = sc->tx_page_start + memsize / ED_PAGE_SIZE;
1596
1597 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE;
1598
1599 return (1);
1600}
1601
1602static device_method_t ed_cbus_methods[] = {
1603 /* Device interface */
1604 DEVMETHOD(device_probe, ed_cbus_probe),
1605 DEVMETHOD(device_attach, ed_cbus_attach),
1606 DEVMETHOD(device_attach, ed_detach),
1607
1608 { 0, 0 }
1609};
1610
1611static driver_t ed_cbus_driver = {
1612 "ed",
1613 ed_cbus_methods,
1614 sizeof(struct ed_softc)
1615};
1616
1617DRIVER_MODULE(ed, isa, ed_cbus_driver, ed_devclass, 0, 0);
1618MODULE_DEPEND(ed, isa, 1, 1, 1);
1619MODULE_DEPEND(ed, ether, 1, 1, 1);