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 141932 2005-02-14 23:00:41Z 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 ed_Novell_read_mac(sc);
129 goto end;
130 }
131 break;
132
133 /*
134 * NE2000-like boards probe routine
135 */
136 case ED_TYPE98_BDN:
137 /*
138 * ELECOM LANEED LD-BDN
139 * PLANET SMART COM 98 EN-2298
140 */
141 case ED_TYPE98_LGY:
142 /*
143 * MELCO LGY-98, IND-SP, IND-SS
144 * MACNICA NE2098
145 */
146 case ED_TYPE98_ICM:
147 /*
148 * ICM DT-ET-25, DT-ET-T5, IF-2766ET, IF-2771ET
149 * D-Link DE-298P, DE-298
150 */
151 case ED_TYPE98_EGY:
152 /*
153 * MELCO EGY-98
154 * Contec C-NET(98)E-A, C-NET(98)L-A
155 */
156 case ED_TYPE98_108:
157 /*
158 * NEC PC-9801-107,108
159 */
160 case ED_TYPE98_NC5098:
161 /*
162 * NextCom NC5098
163 */
164 error = ed98_probe_Novell(dev, 0, flags);
165 break;
166
167 /*
168 * other boards with special probe routine
169 */
170 case ED_TYPE98_SIC:
171 /*
172 * Allied Telesis SIC-98
173 */
174 error = ed_probe_SIC98(dev, 0, flags);
175 break;
176
177 case ED_TYPE98_CNET98EL:
178 /*
179 * Contec C-NET(98)E/L
180 */
181 error = ed_probe_CNET98EL(dev, 0, flags);
182 break;
183
184 case ED_TYPE98_CNET98:
185 /*
186 * Contec C-NET(98)
187 */
188 error = ed_probe_CNET98(dev, 0, flags);
189 break;
190
191 case ED_TYPE98_LA98:
192 /*
193 * IO-DATA LA/T-98
194 * NEC PC-9801-77,78
195 */
196 error = ed_probe_NEC77(dev, 0, flags);
197 break;
198
199 case ED_TYPE98_NW98X:
200 /*
201 * Networld EC/EP-98X
202 */
203 error = ed_probe_NW98X(dev, 0, flags);
204 break;
205
206 case ED_TYPE98_SB98:
207 /*
208 * Soliton SB-9801
209 * Fujikura FN-9801
210 */
211 error = ed_probe_SB98(dev, 0, flags);
212 break;
213 }
214
215end:
216#ifdef ED_DEBUG
217 device_printf(dev, "ed_cbus_probe: end, error=%d\n", error);
218#endif
219 if (error == 0)
220 error = ed_alloc_irq(dev, 0, 0);
221
222 ed_release_resources(dev);
223 return (error);
224}
225
226static int
227ed_cbus_attach(dev)
228 device_t dev;
229{
230 struct ed_softc *sc = device_get_softc(dev);
231 int flags = device_get_flags(dev);
232 int error;
233
234 if (sc->port_used > 0) {
235 if (ED_TYPE98(flags) == ED_TYPE98_GENERIC)
236 ed_alloc_port(dev, sc->port_rid, sc->port_used);
237 else
238 ed98_alloc_port(dev, sc->port_rid);
239 }
240 if (sc->mem_used)
241 ed_alloc_memory(dev, sc->mem_rid, sc->mem_used);
242
243 ed_alloc_irq(dev, sc->irq_rid, 0);
244
245 error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET,
246 edintr, sc, &sc->irq_handle);
247 if (error) {
248 ed_release_resources(dev);
249 return (error);
250 }
251
252 return ed_attach(dev);
253}
254
255/*
256 * Interrupt conversion table for EtherEZ98
257 */
258static uint16_t ed_EZ98_intr_val[] = {
259 0,
260 3,
261 5,
262 6,
263 0,
264 9,
265 12,
266 13
267};
268
269static int
270ed_probe_EZ98(device_t dev, int port_rid, int flags)
271{
272 struct ed_softc *sc = device_get_softc(dev);
273 int error;
274 static unsigned short *intr_vals[] = {NULL, ed_EZ98_intr_val};
275
276 error = ed_alloc_port(dev, port_rid, ED_EZ98_IO_PORTS);
277 if (error) {
278 return (error);
279 }
280
281 sc->asic_offset = ED_EZ98_ASIC_OFFSET;
282 sc->nic_offset = ED_EZ98_NIC_OFFSET;
283
284 return ed_probe_WD80x3_generic(dev, flags, intr_vals);
285}
286
287/*
288 * I/O conversion tables
289 */
290
291/* LGY-98, ICM, C-NET(98)E/L */
292static bus_addr_t ed98_ioaddr_generic[] = {
293 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
294};
295
296/*
297 * Definitions for Contec C-NET(98)E/L
298 */
299#define ED_CNET98EL_ICR 2 /* Interrupt Configuration Register */
300
301#define ED_CNET98EL_ICR_IRQ3 0x01
302#define ED_CNET98EL_ICR_IRQ5 0x02
303#define ED_CNET98EL_ICR_IRQ6 0x04
304#define ED_CNET98EL_ICR_IRQ12 0x20
305
306#define ED_CNET98EL_IMR 4 /* Interrupt Mask Register */
307#define ED_CNET98EL_ISR 5 /* Interrupt Status Register */
308
309/* EGY-98 */
310static bus_addr_t ed98_ioaddr_egy98[] = {
311 0, 0x02, 0x04, 0x06, 0x08, 0x0a, 0x0c, 0x0e,
312 0x100, 0x102, 0x104, 0x106, 0x108, 0x10a, 0x10c, 0x10e
313};
314
315/* SIC-98 */
316static bus_addr_t ed98_ioaddr_sic98[] = {
317 0x0000, 0x0200, 0x0400, 0x0600, 0x0800, 0x0a00, 0x0c00, 0x0e00,
318 0x1000, 0x1200, 0x1400, 0x1600, 0x1800, 0x1a00, 0x1c00, 0x1e00
319};
320
321/* LA/T-98, LD-BDN, PC-9801-77, SB-9801 */
322static bus_addr_t ed98_ioaddr_la98[] = {
323 0x0000, 0x1000, 0x2000, 0x3000, 0x4000, 0x5000, 0x6000, 0x7000,
324 0x8000, 0x9000, 0xa000, 0xb000, 0xc000, 0xd000, 0xe000, 0xf000,
325 0x0100 /* for NEC 77(see below) */
326};
327
328/*
329 * Definitions for NEC PC-9801-77
330 */
331#define ED_NEC77_IRQ 16 /* Interrupt Configuration Register */
332
333#define ED_NEC77_IRQ3 0x04
334#define ED_NEC77_IRQ5 0x06
335#define ED_NEC77_IRQ6 0x08
336#define ED_NEC77_IRQ12 0x0a
337#define ED_NEC77_IRQ13 0x02
338
339/*
340 * Definitions for Soliton SB-9801
341 */
342#define ED_SB98_CFG 1 /* Board configuration */
343
344#define ED_SB98_CFG_IRQ3 0x00
345#define ED_SB98_CFG_IRQ5 0x04
346#define ED_SB98_CFG_IRQ6 0x08
347#define ED_SB98_CFG_IRQ12 0x0c
348#define ED_SB98_CFG_ALTPORT 0x40 /* use EXTERNAL media */
349#define ED_SB98_CFG_ENABLE 0xa0 /* enable configuration */
350
351#define ED_SB98_EEPENA 2 /* EEPROM access enable */
352
353#define ED_SB98_EEPENA_DISABLE 0x00
354#define ED_SB98_EEPENA_ENABLE 0x01
355
356#define ED_SB98_EEP 3 /* EEPROM access */
357
358#define ED_SB98_EEP_SDA 0x01 /* Serial Data */
359#define ED_SB98_EEP_SCL 0x02 /* Serial Clock */
360#define ED_SB98_EEP_READ 0x01 /* Read Command */
361
362#define ED_SB98_EEP_DELAY 300
363
364#define ED_SB98_ADDRESS 0x01 /* Station Address(1-6) */
365
366#define ED_SB98_POLARITY 4 /* Polarity */
367
368/* PC-9801-108 */
369static bus_addr_t ed98_ioaddr_nec108[] = {
370 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e,
371 0x1000, 0x1002, 0x1004, 0x1006, 0x1008, 0x100a, 0x100c, 0x100e
372};
373
374/* C-NET(98) */
375static bus_addr_t ed98_ioaddr_cnet98[] = {
376 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e,
377 0x0400, 0x0402, 0x0404, 0x0406, 0x0408, 0x040a, 0x040c, 0x040e
378};
379
380/*
381 * Definitions for Contec C-NET(98)
382 */
383#define ED_CNET98_MAP_REG0L 0 /* MAPPING register0 Low */
384#define ED_CNET98_MAP_REG1L 1 /* MAPPING register1 Low */
385#define ED_CNET98_MAP_REG2L 2 /* MAPPING register2 Low */
386#define ED_CNET98_MAP_REG3L 3 /* MAPPING register3 Low */
387#define ED_CNET98_MAP_REG0H 4 /* MAPPING register0 Hi */
388#define ED_CNET98_MAP_REG1H 5 /* MAPPING register1 Hi */
389#define ED_CNET98_MAP_REG2H 6 /* MAPPING register2 Hi */
390#define ED_CNET98_MAP_REG3H 7 /* MAPPING register3 Hi */
391#define ED_CNET98_WIN_REG 8 /* Window register */
392#define ED_CNET98_INT_LEV 9 /* Init level register */
393
394#define ED_CNET98_INT_IRQ3 0x01 /* INT 0 */
395#define ED_CNET98_INT_IRQ5 0x02 /* INT 1 */
396#define ED_CNET98_INT_IRQ6 0x04 /* INT 2 */
397#define ED_CNET98_INT_IRQ9 0x08 /* INT 3 */
398#define ED_CNET98_INT_IRQ12 0x20 /* INT 5 */
399#define ED_CNET98_INT_IRQ13 0x40 /* INT 6 */
400
401#define ED_CNET98_INT_REQ 10 /* Init request register */
402#define ED_CNET98_INT_MASK 11 /* Init mask register */
403#define ED_CNET98_INT_STAT 12 /* Init status register */
404#define ED_CNET98_INT_CLR 12 /* Init clear register */
405#define ED_CNET98_RESERVE1 13
406#define ED_CNET98_RESERVE2 14
407#define ED_CNET98_RESERVE3 15
408
409/* EC/EP-98X, NC5098 */
410static bus_addr_t ed98_ioaddr_nw98x[] = {
411 0x0000, 0x0100, 0x0200, 0x0300, 0x0400, 0x0500, 0x0600, 0x0700,
412 0x0800, 0x0900, 0x0a00, 0x0b00, 0x0c00, 0x0d00, 0x0e00, 0x0f00,
413 0x1000 /* for EC/EP-98X(see below) */
414};
415
416/*
417 * Definitions for Networld EC/EP-98X
418 */
419#define ED_NW98X_IRQ 16 /* Interrupt Configuration Register */
420
421#define ED_NW98X_IRQ3 0x04
422#define ED_NW98X_IRQ5 0x06
423#define ED_NW98X_IRQ6 0x08
424#define ED_NW98X_IRQ12 0x0a
425#define ED_NW98X_IRQ13 0x02
426
427/* NC5098 ASIC */
428static bus_addr_t ed98_asic_nc5098[] = {
429/* DATA ENADDR RESET */
430 0x0000, 0x2000, 0x2100, 0x2200, 0x2300, 0x2400, 0x2500, 0x4000,
431 0, 0, 0, 0, 0, 0, 0, 0
432};
433
434/*
435 * Definitions for NextCom NC5098
436 */
437#define ED_NC5098_ENADDR 1 /* Station Address(1-6) */
438
439/*
440 * Allocate a port resource with the given resource id.
441 */
442static int
443ed98_alloc_port(device_t dev, int rid)
444{
445 struct ed_softc *sc = device_get_softc(dev);
446 struct resource *res;
447 int error;
448 bus_addr_t *io_nic, *io_asic, adj;
449 static bus_addr_t io_res[ED_NOVELL_IO_PORTS + 1];
450 int i, n;
451 int offset, reset, data;
452
453 /* Set i/o table for resource manager */
454 io_nic = io_asic = ed98_ioaddr_generic;
455 offset = ED_NOVELL_ASIC_OFFSET;
456 reset = ED_NOVELL_RESET;
457 data = ED_NOVELL_DATA;
458 n = ED_NOVELL_IO_PORTS;
459
460 switch (sc->type) {
461 case ED_TYPE98_LGY:
462 io_asic = ed98_ioaddr_egy98; /* XXX - Yes, we use egy98 */
463 offset = 0x0200;
464 reset = 8;
465 break;
466
467 case ED_TYPE98_EGY:
468 io_nic = io_asic = ed98_ioaddr_egy98;
469 offset = 0x0200;
470 reset = 8;
471 break;
472
473 case ED_TYPE98_ICM:
474 offset = 0x0100;
475 break;
476
477 case ED_TYPE98_BDN:
478 io_nic = io_asic = ed98_ioaddr_la98;
479 offset = 0x0100;
480 reset = 0x0c;
481 break;
482
483 case ED_TYPE98_SIC:
484 io_nic = io_asic = ed98_ioaddr_sic98;
485 offset = 0x2000;
486 n = 16+1;
487 break;
488
489 case ED_TYPE98_108:
490 io_nic = io_asic = ed98_ioaddr_nec108;
491 offset = 0x0888; /* XXX - overwritten after */
492 reset = 1;
493 n = 16; /* XXX - does not set ASIC i/o here */
494 break;
495
496 case ED_TYPE98_LA98:
497 io_nic = io_asic = ed98_ioaddr_la98;
498 offset = 0x0100;
499 break;
500
501 case ED_TYPE98_CNET98EL:
502 offset = 0x0400;
503 data = 0x0e;
504 break;
505
506 case ED_TYPE98_CNET98:
507 /* XXX - Yes, we use generic i/o here */
508 offset = 0x0400;
509 break;
510
511 case ED_TYPE98_NW98X:
512 io_nic = io_asic = ed98_ioaddr_nw98x;
513 offset = 0x1000;
514 break;
515
516 case ED_TYPE98_SB98:
517 io_nic = io_asic = ed98_ioaddr_la98;
518 offset = 0x0400;
519 reset = 7;
520 break;
521
522 case ED_TYPE98_NC5098:
523 io_nic = ed98_ioaddr_nw98x;
524 io_asic = ed98_asic_nc5098;
525 offset = 0x2000;
526 reset = 7;
527 n = 16+8; /* XXX */
528 break;
529 }
530
531 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET);
532 for (i = ED_NOVELL_ASIC_OFFSET; i < ED_NOVELL_IO_PORTS; i++)
533 io_res[i] = io_asic[i - ED_NOVELL_ASIC_OFFSET] + offset;
534
535 res = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid, io_res, n,
536 RF_ACTIVE);
537 if (!res)
538 return (ENOENT);
539
540 sc->port_rid = rid;
541 sc->port_res = res;
542 sc->port_used = n;
543
544 /* Re-map i/o table if needed */
545 switch (sc->type) {
546 case ED_TYPE98_LA98:
547 case ED_TYPE98_NW98X:
548 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
549 n++;
550 break;
551
552 case ED_TYPE98_108:
553 adj = (rman_get_start(res) & 0xf000) / 2;
554 offset = (offset | adj) - rman_get_start(res);
555
556 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++)
557 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
558 break;
559
560 case ED_TYPE98_CNET98:
561 io_nic = io_asic = ed98_ioaddr_cnet98;
562 offset = 1;
563
564 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET);
565 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++)
566 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
567 break;
568
569 case ED_TYPE98_NC5098:
570 n = ED_NOVELL_IO_PORTS;
571 break;
572 }
573
574 if (reset != ED_NOVELL_RESET)
575 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_RESET] =
576 io_res[ED_NOVELL_ASIC_OFFSET + reset];
577 if (data != ED_NOVELL_DATA) {
578 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA] =
579 io_res[ED_NOVELL_ASIC_OFFSET + data];
580#if 0
581 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA + 1] =
582 io_res[ED_NOVELL_ASIC_OFFSET + data + 1];
583#endif
584 }
585
586 error = isa_load_resourcev(res, io_res, n);
587 if (error != 0)
588 return (ENOENT);
589#ifdef ED_DEBUG
590 device_printf(dev, "ed98_alloc_port: i/o ports = %d\n", n);
591 for (i = 0; i < n; i++)
592 printf("%x,", io_res[i]);
593 printf("\n");
594#endif
595 return (0);
596}
597
598static int
599ed98_alloc_memory(dev, rid)
600 device_t dev;
601 int rid;
602{
603 struct ed_softc *sc = device_get_softc(dev);
604 int error;
605 u_long conf_maddr, conf_msize;
606
607 error = bus_get_resource(dev, SYS_RES_MEMORY, 0, &conf_maddr,
608 &conf_msize);
609 if (error)
610 return (error);
611
612 if ((conf_maddr == 0) || (conf_msize == 0))
613 return (ENXIO);
614
615 error = ed_alloc_memory(dev, rid, (int) conf_msize);
616 if (error)
617 return (error);
618
619 sc->mem_start = (caddr_t) rman_get_virtual(sc->mem_res);
620 sc->mem_size = conf_msize;
621
622 return (0);
623}
624
625/*
626 * Generic probe routine for testing for the existance of a DS8390.
627 * Must be called after the NIC has just been reset. This routine
628 * works by looking at certain register values that are guaranteed
629 * to be initialized a certain way after power-up or reset. Seems
630 * not to currently work on the 83C690.
631 *
632 * Specifically:
633 *
634 * Register reset bits set bits
635 * Command Register (CR) TXP, STA RD2, STP
636 * Interrupt Status (ISR) RST
637 * Interrupt Mask (IMR) All bits
638 * Data Control (DCR) LAS
639 * Transmit Config. (TCR) LB1, LB0
640 *
641 * XXX - We only check the CR register.
642 *
643 * Return 1 if 8390 was found, 0 if not.
644 */
645
646static int
647ed98_probe_generic8390(struct ed_softc *sc)
648{
649 u_char tmp = ed_nic_inb(sc, ED_P0_CR);
650#ifdef DIAGNOSTIC
651 printf("ed?: inb(ED_P0_CR)=%x\n", tmp);
652#endif
653 if ((tmp & (ED_CR_RD2 | ED_CR_TXP | ED_CR_STA | ED_CR_STP)) !=
654 (ED_CR_RD2 | ED_CR_STP))
655 return (0);
656
657 (void) ed_nic_inb(sc, ED_P0_ISR);
658
659 return (1);
660}
661
662static int
663ed98_probe_Novell(device_t dev, int port_rid, int flags)
664{
665 struct ed_softc *sc = device_get_softc(dev);
666 int error;
667 int n;
668 u_char romdata[ETHER_ADDR_LEN * 2], tmp;
669
670#ifdef ED_DEBUG
671 device_printf(dev, "ed98_probe_Novell: start\n");
672#endif
673 error = ed98_alloc_port(dev, port_rid);
674 if (error)
675 return (error);
676
677 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
678 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
679
680 /* Reset the board */
681#ifdef ED_DEBUG
682 device_printf(dev, "ed98_probe_Novell: reset\n");
683#endif
684 switch (sc->type) {
685#if 1 /* XXX - I'm not sure this is really necessary... */
686 case ED_TYPE98_BDN:
687 tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
688 ed_asic_outb(sc, ED_NOVELL_RESET, (tmp & 0xf0) | 0x08);
689 ed_nic_outb(sc, 0x04, tmp);
690 (void) ed_asic_inb(sc, 0x08);
691 ed_asic_outb(sc, 0x08, tmp);
692 ed_asic_outb(sc, 0x08, tmp & 0x7f);
693 break;
694#endif
695 case ED_TYPE98_NC5098:
696 ed_asic_outb(sc, ED_NOVELL_RESET, 0x00);
697 DELAY(5000);
698 ed_asic_outb(sc, ED_NOVELL_RESET, 0x01);
699 break;
700
701 default:
702 tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
703
704 /*
705 * I don't know if this is necessary; probably cruft leftover from
706 * Clarkson packet driver code. Doesn't do a thing on the boards I've
707 * tested. -DG [note that an outb(0x84, 0) seems to work here, and is
708 * non-invasive...but some boards don't seem to reset and I don't have
709 * complete documentation on what the 'right' thing to do is...so we
710 * do the invasive thing for now. Yuck.]
711 */
712 ed_asic_outb(sc, ED_NOVELL_RESET, tmp);
713 break;
714 }
715 DELAY(5000);
716
717 /*
718 * This is needed because some NE clones apparently don't reset the
719 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
720 * - this makes the probe invasive! ...Done against my better
721 * judgement. -DLG
722 */
723 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
724 DELAY(5000);
725
726 /* Make sure that we really have an 8390 based board */
727 if (!ed98_probe_generic8390(sc))
728 return (ENXIO);
729
730 /* Test memory via PIO */
731#ifdef ED_DEBUG
732 device_printf(dev, "ed98_probe_Novell: test memory\n");
733#endif
734 sc->cr_proto = ED_CR_RD2;
735 if (!ed_pio_testmem(sc, 8192, 0, flags) &&
736 !ed_pio_testmem(sc, 16384, 1, flags))
737 return (ENXIO);
738
739 /* Setup the board type */
740#ifdef ED_DEBUG
741 device_printf(dev, "ed98_probe_Novell: board type\n");
742#endif
743 switch (sc->type) {
744 case ED_TYPE98_BDN:
745 sc->type_str = "LD-BDN";
746 break;
747 case ED_TYPE98_EGY:
748 sc->type_str = "EGY-98";
749 break;
750 case ED_TYPE98_LGY:
751 sc->type_str = "LGY-98";
752 break;
753 case ED_TYPE98_ICM:
754 sc->type_str = "ICM";
755 break;
756 case ED_TYPE98_108:
757 sc->type_str = "PC-9801-108";
758 break;
759 case ED_TYPE98_LA98:
760 sc->type_str = "LA-98";
761 break;
762 case ED_TYPE98_NW98X:
763 sc->type_str = "NW98X";
764 break;
765 case ED_TYPE98_NC5098:
766 sc->type_str = "NC5098";
767 break;
768 default:
769 sc->type_str = NULL;
770 break;
771 }
772
773 /* Get station address */
774 switch (sc->type) {
775 case ED_TYPE98_NC5098:
776 for (n = 0; n < ETHER_ADDR_LEN; n++)
777 sc->arpcom.ac_enaddr[n] =
778 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->arpcom.ac_enaddr[n] =
785 romdata[n * (sc->isa16bit + 1)];
786 break;
787 }
788
789 /* clear any pending interrupts that might have occurred above */
790 ed_nic_outb(sc, ED_P0_ISR, 0xff);
791
792 return (0);
793}
794
795/*
796 * Probe and vendor-specific initialization routine for SIC-98 boards
797 */
798static int
799ed_probe_SIC98(device_t dev, int port_rid, int flags)
800{
801 struct ed_softc *sc = device_get_softc(dev);
802 int error;
803 int i;
804 u_char sum;
805
806 /*
807 * Setup card RAM and I/O address
808 * Kernel Virtual to segment C0000-DFFFF????
809 */
810 error = ed98_alloc_port(dev, port_rid);
811 if (error)
812 return (error);
813
814 sc->asic_offset = ED_SIC_ASIC_OFFSET;
815 sc->nic_offset = ED_SIC_NIC_OFFSET;
816
817 error = ed98_alloc_memory(dev, 0);
818 if (error)
819 return (error);
820
821 /* Reset card to force it into a known state. */
822 ed_asic_outb(sc, 0, 0x00);
823 DELAY(100);
824 if (ED_TYPE98SUB(flags) == 0) {
825 /* SIC-98/SIU-98 */
826 ed_asic_outb(sc, 0, 0x94);
827 DELAY(100);
828 ed_asic_outb(sc, 0, 0x94);
829 } else {
830 /* SIU-98-D */
831 ed_asic_outb(sc, 0, 0x80);
832 DELAY(100);
833 ed_asic_outb(sc, 0, 0x94);
834 DELAY(100);
835 ed_asic_outb(sc, 0, 0x9e);
836 }
837 DELAY(100);
838
839 /*
840 * Here we check the card ROM, if the checksum passes, and the
841 * type code and ethernet address check out, then we know we have
842 * an SIC card.
843 */
844 sum = sc->mem_start[6 * 2];
845 for (i = 0; i < ETHER_ADDR_LEN; i++)
846 sum ^= (sc->arpcom.ac_enaddr[i] = sc->mem_start[i * 2]);
847#ifdef ED_DEBUG
848 device_printf(dev, "ed_probe_sic98: got address %6D\n",
849 sc->arpcom.ac_enaddr, ":");
850#endif
851 if (sum != 0)
852 return (ENXIO);
853 if ((sc->arpcom.ac_enaddr[0] | sc->arpcom.ac_enaddr[1] |
854 sc->arpcom.ac_enaddr[2]) == 0)
855 return (ENXIO);
856
857 sc->vendor = ED_VENDOR_SIC;
858 sc->type_str = "SIC98";
859 sc->isa16bit = 1;
860 sc->cr_proto = 0;
861
862 /*
863 * SIC RAM page 0x0000-0x3fff(or 0x7fff)
864 */
865 if (ED_TYPE98SUB(flags) == 0)
866 ed_asic_outb(sc, 0, 0x90);
867 else
868 ed_asic_outb(sc, 0, 0x8e);
869 DELAY(100);
870
871 error = ed_clear_memory(dev);
872 if (error)
873 return (error);
874
875 sc->mem_shared = 1;
876 sc->mem_end = sc->mem_start + sc->mem_size;
877
878 /*
879 * allocate one xmit buffer if < 16k, two buffers otherwise
880 */
881 if ((sc->mem_size < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING))
882 sc->txb_cnt = 1;
883 else
884 sc->txb_cnt = 2;
885 sc->tx_page_start = 0;
886
887 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE * sc->txb_cnt;
888 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE;
889
890 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE;
891
892 return (0);
893}
894
895/*
896 * Contec C-NET(98) series support routines
897 */
898static void
899ed_reset_CNET98(struct ed_softc *sc, int flags)
900{
901 u_int init_addr = ED_CNET98_INIT;
902 u_char tmp;
903
904 /* Choose initial register address */
905 if (ED_TYPE98SUB(flags) != 0) {
906 init_addr = ED_CNET98_INIT2;
907 }
908#ifdef ED_DEBUG
909 printf("ed?: initial register=%x\n", init_addr);
910#endif
911 /*
912 * Reset the board to force it into a known state.
913 */
914 outb(init_addr, 0x00); /* request */
915 DELAY(5000);
916 outb(init_addr, 0x01); /* cancel */
917 DELAY(5000);
918
919 /*
920 * Set I/O address(A15-12) and cpu type
921 *
922 * AAAAIXXC(8bit)
923 * AAAA: A15-A12, I: I/O enable, XX: reserved, C: CPU type
924 *
925 * CPU type is 1:80286 or higher, 0:not.
926 * But FreeBSD runs under i386 or higher, thus it must be 1.
927 */
928 tmp = (rman_get_start(sc->port_res) & 0xf000) >> 8;
929 tmp |= (0x08 | 0x01);
930#ifdef ED_DEBUG
931 printf("ed?: outb(%x, %x)\n", init_addr + 2, tmp);
932#endif
933 outb(init_addr + 2, tmp);
934 DELAY(5000);
935
936 /*
937 * This is needed because some NE clones apparently don't reset the
938 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
939 * - this makes the probe invasive! ...Done against my better
940 * judgement. -DLG
941 */
942 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
943 DELAY(5000);
944}
945
946static void
947ed_winsel_CNET98(struct ed_softc *sc, u_short bank)
948{
949 u_char mem = (rman_get_start(sc->mem_res) >> 12) & 0xff;
950
951 /*
952 * Disable window memory
953 * bit7 is 0:disable
954 */
955 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem & 0x7f);
956 DELAY(10);
957
958 /*
959 * Select window address
960 * FreeBSD address 0xf00xxxxx
961 */
962 ed_asic_outb(sc, ED_CNET98_MAP_REG0L, bank & 0xff);
963 DELAY(10);
964 ed_asic_outb(sc, ED_CNET98_MAP_REG0H, (bank >> 8) & 0xff);
965 DELAY(10);
966 ed_asic_outb(sc, ED_CNET98_MAP_REG1L, 0x00);
967 DELAY(10);
968 ed_asic_outb(sc, ED_CNET98_MAP_REG1H, 0x41);
969 DELAY(10);
970 ed_asic_outb(sc, ED_CNET98_MAP_REG2L, 0x00);
971 DELAY(10);
972 ed_asic_outb(sc, ED_CNET98_MAP_REG2H, 0x42);
973 DELAY(10);
974 ed_asic_outb(sc, ED_CNET98_MAP_REG3L, 0x00);
975 DELAY(10);
976 ed_asic_outb(sc, ED_CNET98_MAP_REG3H, 0x43);
977 DELAY(10);
978
979 /*
980 * Enable window memory(16Kbyte)
981 * bit7 is 1:enable
982 */
983#ifdef ED_DEBUG
984 printf("ed?: window start address=%x\n", mem);
985#endif
986 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem);
987 DELAY(10);
988}
989
990/*
991 * Probe and vendor-specific initialization routine for C-NET(98) boards
992 */
993static int
994ed_probe_CNET98(device_t dev, int port_rid, int flags)
995{
996 struct ed_softc *sc = device_get_softc(dev);
997 int error;
998 u_char tmp;
999 u_long conf_irq, junk;
1000#ifdef DIAGNOSTIC
1001 u_char tmp_s;
1002#endif
1003
1004 error = ed98_alloc_port(dev, port_rid);
1005 if (error)
1006 return (error);
1007
1008 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1009 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1010
1011 error = ed98_alloc_memory(dev, 0);
1012 if (error)
1013 return (error);
1014
1015 /* Check I/O address. 0x[a-f]3d0 are allowed. */
1016 if (((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0)
1017 || ((rman_get_start(sc->port_res) & 0xf000) < (u_short) 0xa000)) {
1018#ifdef DIAGNOSTIC
1019 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1020 "must be %s for %s\n", rman_get_start(sc->port_res),
1021 "0x[a-f]3d0", "CNET98");
1022#endif
1023 return (ENXIO);
1024 }
1025
1026#ifdef DIAGNOSTIC
1027 /* Check window area address */
1028 tmp_s = rman_get_start(sc->mem_res) >> 12;
1029 if (tmp_s < 0x80) {
1030 device_printf(dev, "Please change window address(0x%lx)\n",
1031 rman_get_start(sc->mem_res));
1032 return (ENXIO);
1033 }
1034
1035 tmp_s &= 0x0f;
1036 tmp = rman_get_start(sc->port_res) >> 12;
1037 if ((tmp_s <= tmp) && (tmp < (tmp_s + 4))) {
1038 device_printf(dev, "Please change iobase address(0x%lx) "
1039 "or window address(0x%lx)\n",
1040 rman_get_start(sc->port_res),
1041 rman_get_start(sc->mem_res));
1042 return (ENXIO);
1043 }
1044#endif
1045 /* Reset the board */
1046 ed_reset_CNET98(sc, flags);
1047
1048 /*
1049 * This is needed because some NE clones apparently don't reset the
1050 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1051 * - this makes the probe invasive! ...Done against my better
1052 * judgement. -DLG
1053 */
1054 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1055 DELAY(5000);
1056
1057 /* Make sure that we really have an 8390 based board */
1058 if (!ed98_probe_generic8390(sc))
1059 return (ENXIO);
1060
1061 /*
1062 * Set window ethernet address area
1063 * board memory base 0x480000 data 256byte
1064 */
1065 ed_winsel_CNET98(sc, 0x4800);
1066
1067 /*
1068 * Get station address from on-board ROM
1069 */
1070 bcopy(sc->mem_start, sc->arpcom.ac_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->arpcom.ac_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->arpcom.ac_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 = (char *) 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_attach, 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);
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 141932 2005-02-14 23:00:41Z 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 ed_Novell_read_mac(sc);
129 goto end;
130 }
131 break;
132
133 /*
134 * NE2000-like boards probe routine
135 */
136 case ED_TYPE98_BDN:
137 /*
138 * ELECOM LANEED LD-BDN
139 * PLANET SMART COM 98 EN-2298
140 */
141 case ED_TYPE98_LGY:
142 /*
143 * MELCO LGY-98, IND-SP, IND-SS
144 * MACNICA NE2098
145 */
146 case ED_TYPE98_ICM:
147 /*
148 * ICM DT-ET-25, DT-ET-T5, IF-2766ET, IF-2771ET
149 * D-Link DE-298P, DE-298
150 */
151 case ED_TYPE98_EGY:
152 /*
153 * MELCO EGY-98
154 * Contec C-NET(98)E-A, C-NET(98)L-A
155 */
156 case ED_TYPE98_108:
157 /*
158 * NEC PC-9801-107,108
159 */
160 case ED_TYPE98_NC5098:
161 /*
162 * NextCom NC5098
163 */
164 error = ed98_probe_Novell(dev, 0, flags);
165 break;
166
167 /*
168 * other boards with special probe routine
169 */
170 case ED_TYPE98_SIC:
171 /*
172 * Allied Telesis SIC-98
173 */
174 error = ed_probe_SIC98(dev, 0, flags);
175 break;
176
177 case ED_TYPE98_CNET98EL:
178 /*
179 * Contec C-NET(98)E/L
180 */
181 error = ed_probe_CNET98EL(dev, 0, flags);
182 break;
183
184 case ED_TYPE98_CNET98:
185 /*
186 * Contec C-NET(98)
187 */
188 error = ed_probe_CNET98(dev, 0, flags);
189 break;
190
191 case ED_TYPE98_LA98:
192 /*
193 * IO-DATA LA/T-98
194 * NEC PC-9801-77,78
195 */
196 error = ed_probe_NEC77(dev, 0, flags);
197 break;
198
199 case ED_TYPE98_NW98X:
200 /*
201 * Networld EC/EP-98X
202 */
203 error = ed_probe_NW98X(dev, 0, flags);
204 break;
205
206 case ED_TYPE98_SB98:
207 /*
208 * Soliton SB-9801
209 * Fujikura FN-9801
210 */
211 error = ed_probe_SB98(dev, 0, flags);
212 break;
213 }
214
215end:
216#ifdef ED_DEBUG
217 device_printf(dev, "ed_cbus_probe: end, error=%d\n", error);
218#endif
219 if (error == 0)
220 error = ed_alloc_irq(dev, 0, 0);
221
222 ed_release_resources(dev);
223 return (error);
224}
225
226static int
227ed_cbus_attach(dev)
228 device_t dev;
229{
230 struct ed_softc *sc = device_get_softc(dev);
231 int flags = device_get_flags(dev);
232 int error;
233
234 if (sc->port_used > 0) {
235 if (ED_TYPE98(flags) == ED_TYPE98_GENERIC)
236 ed_alloc_port(dev, sc->port_rid, sc->port_used);
237 else
238 ed98_alloc_port(dev, sc->port_rid);
239 }
240 if (sc->mem_used)
241 ed_alloc_memory(dev, sc->mem_rid, sc->mem_used);
242
243 ed_alloc_irq(dev, sc->irq_rid, 0);
244
245 error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET,
246 edintr, sc, &sc->irq_handle);
247 if (error) {
248 ed_release_resources(dev);
249 return (error);
250 }
251
252 return ed_attach(dev);
253}
254
255/*
256 * Interrupt conversion table for EtherEZ98
257 */
258static uint16_t ed_EZ98_intr_val[] = {
259 0,
260 3,
261 5,
262 6,
263 0,
264 9,
265 12,
266 13
267};
268
269static int
270ed_probe_EZ98(device_t dev, int port_rid, int flags)
271{
272 struct ed_softc *sc = device_get_softc(dev);
273 int error;
274 static unsigned short *intr_vals[] = {NULL, ed_EZ98_intr_val};
275
276 error = ed_alloc_port(dev, port_rid, ED_EZ98_IO_PORTS);
277 if (error) {
278 return (error);
279 }
280
281 sc->asic_offset = ED_EZ98_ASIC_OFFSET;
282 sc->nic_offset = ED_EZ98_NIC_OFFSET;
283
284 return ed_probe_WD80x3_generic(dev, flags, intr_vals);
285}
286
287/*
288 * I/O conversion tables
289 */
290
291/* LGY-98, ICM, C-NET(98)E/L */
292static bus_addr_t ed98_ioaddr_generic[] = {
293 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
294};
295
296/*
297 * Definitions for Contec C-NET(98)E/L
298 */
299#define ED_CNET98EL_ICR 2 /* Interrupt Configuration Register */
300
301#define ED_CNET98EL_ICR_IRQ3 0x01
302#define ED_CNET98EL_ICR_IRQ5 0x02
303#define ED_CNET98EL_ICR_IRQ6 0x04
304#define ED_CNET98EL_ICR_IRQ12 0x20
305
306#define ED_CNET98EL_IMR 4 /* Interrupt Mask Register */
307#define ED_CNET98EL_ISR 5 /* Interrupt Status Register */
308
309/* EGY-98 */
310static bus_addr_t ed98_ioaddr_egy98[] = {
311 0, 0x02, 0x04, 0x06, 0x08, 0x0a, 0x0c, 0x0e,
312 0x100, 0x102, 0x104, 0x106, 0x108, 0x10a, 0x10c, 0x10e
313};
314
315/* SIC-98 */
316static bus_addr_t ed98_ioaddr_sic98[] = {
317 0x0000, 0x0200, 0x0400, 0x0600, 0x0800, 0x0a00, 0x0c00, 0x0e00,
318 0x1000, 0x1200, 0x1400, 0x1600, 0x1800, 0x1a00, 0x1c00, 0x1e00
319};
320
321/* LA/T-98, LD-BDN, PC-9801-77, SB-9801 */
322static bus_addr_t ed98_ioaddr_la98[] = {
323 0x0000, 0x1000, 0x2000, 0x3000, 0x4000, 0x5000, 0x6000, 0x7000,
324 0x8000, 0x9000, 0xa000, 0xb000, 0xc000, 0xd000, 0xe000, 0xf000,
325 0x0100 /* for NEC 77(see below) */
326};
327
328/*
329 * Definitions for NEC PC-9801-77
330 */
331#define ED_NEC77_IRQ 16 /* Interrupt Configuration Register */
332
333#define ED_NEC77_IRQ3 0x04
334#define ED_NEC77_IRQ5 0x06
335#define ED_NEC77_IRQ6 0x08
336#define ED_NEC77_IRQ12 0x0a
337#define ED_NEC77_IRQ13 0x02
338
339/*
340 * Definitions for Soliton SB-9801
341 */
342#define ED_SB98_CFG 1 /* Board configuration */
343
344#define ED_SB98_CFG_IRQ3 0x00
345#define ED_SB98_CFG_IRQ5 0x04
346#define ED_SB98_CFG_IRQ6 0x08
347#define ED_SB98_CFG_IRQ12 0x0c
348#define ED_SB98_CFG_ALTPORT 0x40 /* use EXTERNAL media */
349#define ED_SB98_CFG_ENABLE 0xa0 /* enable configuration */
350
351#define ED_SB98_EEPENA 2 /* EEPROM access enable */
352
353#define ED_SB98_EEPENA_DISABLE 0x00
354#define ED_SB98_EEPENA_ENABLE 0x01
355
356#define ED_SB98_EEP 3 /* EEPROM access */
357
358#define ED_SB98_EEP_SDA 0x01 /* Serial Data */
359#define ED_SB98_EEP_SCL 0x02 /* Serial Clock */
360#define ED_SB98_EEP_READ 0x01 /* Read Command */
361
362#define ED_SB98_EEP_DELAY 300
363
364#define ED_SB98_ADDRESS 0x01 /* Station Address(1-6) */
365
366#define ED_SB98_POLARITY 4 /* Polarity */
367
368/* PC-9801-108 */
369static bus_addr_t ed98_ioaddr_nec108[] = {
370 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e,
371 0x1000, 0x1002, 0x1004, 0x1006, 0x1008, 0x100a, 0x100c, 0x100e
372};
373
374/* C-NET(98) */
375static bus_addr_t ed98_ioaddr_cnet98[] = {
376 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e,
377 0x0400, 0x0402, 0x0404, 0x0406, 0x0408, 0x040a, 0x040c, 0x040e
378};
379
380/*
381 * Definitions for Contec C-NET(98)
382 */
383#define ED_CNET98_MAP_REG0L 0 /* MAPPING register0 Low */
384#define ED_CNET98_MAP_REG1L 1 /* MAPPING register1 Low */
385#define ED_CNET98_MAP_REG2L 2 /* MAPPING register2 Low */
386#define ED_CNET98_MAP_REG3L 3 /* MAPPING register3 Low */
387#define ED_CNET98_MAP_REG0H 4 /* MAPPING register0 Hi */
388#define ED_CNET98_MAP_REG1H 5 /* MAPPING register1 Hi */
389#define ED_CNET98_MAP_REG2H 6 /* MAPPING register2 Hi */
390#define ED_CNET98_MAP_REG3H 7 /* MAPPING register3 Hi */
391#define ED_CNET98_WIN_REG 8 /* Window register */
392#define ED_CNET98_INT_LEV 9 /* Init level register */
393
394#define ED_CNET98_INT_IRQ3 0x01 /* INT 0 */
395#define ED_CNET98_INT_IRQ5 0x02 /* INT 1 */
396#define ED_CNET98_INT_IRQ6 0x04 /* INT 2 */
397#define ED_CNET98_INT_IRQ9 0x08 /* INT 3 */
398#define ED_CNET98_INT_IRQ12 0x20 /* INT 5 */
399#define ED_CNET98_INT_IRQ13 0x40 /* INT 6 */
400
401#define ED_CNET98_INT_REQ 10 /* Init request register */
402#define ED_CNET98_INT_MASK 11 /* Init mask register */
403#define ED_CNET98_INT_STAT 12 /* Init status register */
404#define ED_CNET98_INT_CLR 12 /* Init clear register */
405#define ED_CNET98_RESERVE1 13
406#define ED_CNET98_RESERVE2 14
407#define ED_CNET98_RESERVE3 15
408
409/* EC/EP-98X, NC5098 */
410static bus_addr_t ed98_ioaddr_nw98x[] = {
411 0x0000, 0x0100, 0x0200, 0x0300, 0x0400, 0x0500, 0x0600, 0x0700,
412 0x0800, 0x0900, 0x0a00, 0x0b00, 0x0c00, 0x0d00, 0x0e00, 0x0f00,
413 0x1000 /* for EC/EP-98X(see below) */
414};
415
416/*
417 * Definitions for Networld EC/EP-98X
418 */
419#define ED_NW98X_IRQ 16 /* Interrupt Configuration Register */
420
421#define ED_NW98X_IRQ3 0x04
422#define ED_NW98X_IRQ5 0x06
423#define ED_NW98X_IRQ6 0x08
424#define ED_NW98X_IRQ12 0x0a
425#define ED_NW98X_IRQ13 0x02
426
427/* NC5098 ASIC */
428static bus_addr_t ed98_asic_nc5098[] = {
429/* DATA ENADDR RESET */
430 0x0000, 0x2000, 0x2100, 0x2200, 0x2300, 0x2400, 0x2500, 0x4000,
431 0, 0, 0, 0, 0, 0, 0, 0
432};
433
434/*
435 * Definitions for NextCom NC5098
436 */
437#define ED_NC5098_ENADDR 1 /* Station Address(1-6) */
438
439/*
440 * Allocate a port resource with the given resource id.
441 */
442static int
443ed98_alloc_port(device_t dev, int rid)
444{
445 struct ed_softc *sc = device_get_softc(dev);
446 struct resource *res;
447 int error;
448 bus_addr_t *io_nic, *io_asic, adj;
449 static bus_addr_t io_res[ED_NOVELL_IO_PORTS + 1];
450 int i, n;
451 int offset, reset, data;
452
453 /* Set i/o table for resource manager */
454 io_nic = io_asic = ed98_ioaddr_generic;
455 offset = ED_NOVELL_ASIC_OFFSET;
456 reset = ED_NOVELL_RESET;
457 data = ED_NOVELL_DATA;
458 n = ED_NOVELL_IO_PORTS;
459
460 switch (sc->type) {
461 case ED_TYPE98_LGY:
462 io_asic = ed98_ioaddr_egy98; /* XXX - Yes, we use egy98 */
463 offset = 0x0200;
464 reset = 8;
465 break;
466
467 case ED_TYPE98_EGY:
468 io_nic = io_asic = ed98_ioaddr_egy98;
469 offset = 0x0200;
470 reset = 8;
471 break;
472
473 case ED_TYPE98_ICM:
474 offset = 0x0100;
475 break;
476
477 case ED_TYPE98_BDN:
478 io_nic = io_asic = ed98_ioaddr_la98;
479 offset = 0x0100;
480 reset = 0x0c;
481 break;
482
483 case ED_TYPE98_SIC:
484 io_nic = io_asic = ed98_ioaddr_sic98;
485 offset = 0x2000;
486 n = 16+1;
487 break;
488
489 case ED_TYPE98_108:
490 io_nic = io_asic = ed98_ioaddr_nec108;
491 offset = 0x0888; /* XXX - overwritten after */
492 reset = 1;
493 n = 16; /* XXX - does not set ASIC i/o here */
494 break;
495
496 case ED_TYPE98_LA98:
497 io_nic = io_asic = ed98_ioaddr_la98;
498 offset = 0x0100;
499 break;
500
501 case ED_TYPE98_CNET98EL:
502 offset = 0x0400;
503 data = 0x0e;
504 break;
505
506 case ED_TYPE98_CNET98:
507 /* XXX - Yes, we use generic i/o here */
508 offset = 0x0400;
509 break;
510
511 case ED_TYPE98_NW98X:
512 io_nic = io_asic = ed98_ioaddr_nw98x;
513 offset = 0x1000;
514 break;
515
516 case ED_TYPE98_SB98:
517 io_nic = io_asic = ed98_ioaddr_la98;
518 offset = 0x0400;
519 reset = 7;
520 break;
521
522 case ED_TYPE98_NC5098:
523 io_nic = ed98_ioaddr_nw98x;
524 io_asic = ed98_asic_nc5098;
525 offset = 0x2000;
526 reset = 7;
527 n = 16+8; /* XXX */
528 break;
529 }
530
531 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET);
532 for (i = ED_NOVELL_ASIC_OFFSET; i < ED_NOVELL_IO_PORTS; i++)
533 io_res[i] = io_asic[i - ED_NOVELL_ASIC_OFFSET] + offset;
534
535 res = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid, io_res, n,
536 RF_ACTIVE);
537 if (!res)
538 return (ENOENT);
539
540 sc->port_rid = rid;
541 sc->port_res = res;
542 sc->port_used = n;
543
544 /* Re-map i/o table if needed */
545 switch (sc->type) {
546 case ED_TYPE98_LA98:
547 case ED_TYPE98_NW98X:
548 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
549 n++;
550 break;
551
552 case ED_TYPE98_108:
553 adj = (rman_get_start(res) & 0xf000) / 2;
554 offset = (offset | adj) - rman_get_start(res);
555
556 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++)
557 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
558 break;
559
560 case ED_TYPE98_CNET98:
561 io_nic = io_asic = ed98_ioaddr_cnet98;
562 offset = 1;
563
564 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET);
565 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++)
566 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
567 break;
568
569 case ED_TYPE98_NC5098:
570 n = ED_NOVELL_IO_PORTS;
571 break;
572 }
573
574 if (reset != ED_NOVELL_RESET)
575 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_RESET] =
576 io_res[ED_NOVELL_ASIC_OFFSET + reset];
577 if (data != ED_NOVELL_DATA) {
578 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA] =
579 io_res[ED_NOVELL_ASIC_OFFSET + data];
580#if 0
581 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA + 1] =
582 io_res[ED_NOVELL_ASIC_OFFSET + data + 1];
583#endif
584 }
585
586 error = isa_load_resourcev(res, io_res, n);
587 if (error != 0)
588 return (ENOENT);
589#ifdef ED_DEBUG
590 device_printf(dev, "ed98_alloc_port: i/o ports = %d\n", n);
591 for (i = 0; i < n; i++)
592 printf("%x,", io_res[i]);
593 printf("\n");
594#endif
595 return (0);
596}
597
598static int
599ed98_alloc_memory(dev, rid)
600 device_t dev;
601 int rid;
602{
603 struct ed_softc *sc = device_get_softc(dev);
604 int error;
605 u_long conf_maddr, conf_msize;
606
607 error = bus_get_resource(dev, SYS_RES_MEMORY, 0, &conf_maddr,
608 &conf_msize);
609 if (error)
610 return (error);
611
612 if ((conf_maddr == 0) || (conf_msize == 0))
613 return (ENXIO);
614
615 error = ed_alloc_memory(dev, rid, (int) conf_msize);
616 if (error)
617 return (error);
618
619 sc->mem_start = (caddr_t) rman_get_virtual(sc->mem_res);
620 sc->mem_size = conf_msize;
621
622 return (0);
623}
624
625/*
626 * Generic probe routine for testing for the existance of a DS8390.
627 * Must be called after the NIC has just been reset. This routine
628 * works by looking at certain register values that are guaranteed
629 * to be initialized a certain way after power-up or reset. Seems
630 * not to currently work on the 83C690.
631 *
632 * Specifically:
633 *
634 * Register reset bits set bits
635 * Command Register (CR) TXP, STA RD2, STP
636 * Interrupt Status (ISR) RST
637 * Interrupt Mask (IMR) All bits
638 * Data Control (DCR) LAS
639 * Transmit Config. (TCR) LB1, LB0
640 *
641 * XXX - We only check the CR register.
642 *
643 * Return 1 if 8390 was found, 0 if not.
644 */
645
646static int
647ed98_probe_generic8390(struct ed_softc *sc)
648{
649 u_char tmp = ed_nic_inb(sc, ED_P0_CR);
650#ifdef DIAGNOSTIC
651 printf("ed?: inb(ED_P0_CR)=%x\n", tmp);
652#endif
653 if ((tmp & (ED_CR_RD2 | ED_CR_TXP | ED_CR_STA | ED_CR_STP)) !=
654 (ED_CR_RD2 | ED_CR_STP))
655 return (0);
656
657 (void) ed_nic_inb(sc, ED_P0_ISR);
658
659 return (1);
660}
661
662static int
663ed98_probe_Novell(device_t dev, int port_rid, int flags)
664{
665 struct ed_softc *sc = device_get_softc(dev);
666 int error;
667 int n;
668 u_char romdata[ETHER_ADDR_LEN * 2], tmp;
669
670#ifdef ED_DEBUG
671 device_printf(dev, "ed98_probe_Novell: start\n");
672#endif
673 error = ed98_alloc_port(dev, port_rid);
674 if (error)
675 return (error);
676
677 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
678 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
679
680 /* Reset the board */
681#ifdef ED_DEBUG
682 device_printf(dev, "ed98_probe_Novell: reset\n");
683#endif
684 switch (sc->type) {
685#if 1 /* XXX - I'm not sure this is really necessary... */
686 case ED_TYPE98_BDN:
687 tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
688 ed_asic_outb(sc, ED_NOVELL_RESET, (tmp & 0xf0) | 0x08);
689 ed_nic_outb(sc, 0x04, tmp);
690 (void) ed_asic_inb(sc, 0x08);
691 ed_asic_outb(sc, 0x08, tmp);
692 ed_asic_outb(sc, 0x08, tmp & 0x7f);
693 break;
694#endif
695 case ED_TYPE98_NC5098:
696 ed_asic_outb(sc, ED_NOVELL_RESET, 0x00);
697 DELAY(5000);
698 ed_asic_outb(sc, ED_NOVELL_RESET, 0x01);
699 break;
700
701 default:
702 tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
703
704 /*
705 * I don't know if this is necessary; probably cruft leftover from
706 * Clarkson packet driver code. Doesn't do a thing on the boards I've
707 * tested. -DG [note that an outb(0x84, 0) seems to work here, and is
708 * non-invasive...but some boards don't seem to reset and I don't have
709 * complete documentation on what the 'right' thing to do is...so we
710 * do the invasive thing for now. Yuck.]
711 */
712 ed_asic_outb(sc, ED_NOVELL_RESET, tmp);
713 break;
714 }
715 DELAY(5000);
716
717 /*
718 * This is needed because some NE clones apparently don't reset the
719 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
720 * - this makes the probe invasive! ...Done against my better
721 * judgement. -DLG
722 */
723 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
724 DELAY(5000);
725
726 /* Make sure that we really have an 8390 based board */
727 if (!ed98_probe_generic8390(sc))
728 return (ENXIO);
729
730 /* Test memory via PIO */
731#ifdef ED_DEBUG
732 device_printf(dev, "ed98_probe_Novell: test memory\n");
733#endif
734 sc->cr_proto = ED_CR_RD2;
735 if (!ed_pio_testmem(sc, 8192, 0, flags) &&
736 !ed_pio_testmem(sc, 16384, 1, flags))
737 return (ENXIO);
738
739 /* Setup the board type */
740#ifdef ED_DEBUG
741 device_printf(dev, "ed98_probe_Novell: board type\n");
742#endif
743 switch (sc->type) {
744 case ED_TYPE98_BDN:
745 sc->type_str = "LD-BDN";
746 break;
747 case ED_TYPE98_EGY:
748 sc->type_str = "EGY-98";
749 break;
750 case ED_TYPE98_LGY:
751 sc->type_str = "LGY-98";
752 break;
753 case ED_TYPE98_ICM:
754 sc->type_str = "ICM";
755 break;
756 case ED_TYPE98_108:
757 sc->type_str = "PC-9801-108";
758 break;
759 case ED_TYPE98_LA98:
760 sc->type_str = "LA-98";
761 break;
762 case ED_TYPE98_NW98X:
763 sc->type_str = "NW98X";
764 break;
765 case ED_TYPE98_NC5098:
766 sc->type_str = "NC5098";
767 break;
768 default:
769 sc->type_str = NULL;
770 break;
771 }
772
773 /* Get station address */
774 switch (sc->type) {
775 case ED_TYPE98_NC5098:
776 for (n = 0; n < ETHER_ADDR_LEN; n++)
777 sc->arpcom.ac_enaddr[n] =
778 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->arpcom.ac_enaddr[n] =
785 romdata[n * (sc->isa16bit + 1)];
786 break;
787 }
788
789 /* clear any pending interrupts that might have occurred above */
790 ed_nic_outb(sc, ED_P0_ISR, 0xff);
791
792 return (0);
793}
794
795/*
796 * Probe and vendor-specific initialization routine for SIC-98 boards
797 */
798static int
799ed_probe_SIC98(device_t dev, int port_rid, int flags)
800{
801 struct ed_softc *sc = device_get_softc(dev);
802 int error;
803 int i;
804 u_char sum;
805
806 /*
807 * Setup card RAM and I/O address
808 * Kernel Virtual to segment C0000-DFFFF????
809 */
810 error = ed98_alloc_port(dev, port_rid);
811 if (error)
812 return (error);
813
814 sc->asic_offset = ED_SIC_ASIC_OFFSET;
815 sc->nic_offset = ED_SIC_NIC_OFFSET;
816
817 error = ed98_alloc_memory(dev, 0);
818 if (error)
819 return (error);
820
821 /* Reset card to force it into a known state. */
822 ed_asic_outb(sc, 0, 0x00);
823 DELAY(100);
824 if (ED_TYPE98SUB(flags) == 0) {
825 /* SIC-98/SIU-98 */
826 ed_asic_outb(sc, 0, 0x94);
827 DELAY(100);
828 ed_asic_outb(sc, 0, 0x94);
829 } else {
830 /* SIU-98-D */
831 ed_asic_outb(sc, 0, 0x80);
832 DELAY(100);
833 ed_asic_outb(sc, 0, 0x94);
834 DELAY(100);
835 ed_asic_outb(sc, 0, 0x9e);
836 }
837 DELAY(100);
838
839 /*
840 * Here we check the card ROM, if the checksum passes, and the
841 * type code and ethernet address check out, then we know we have
842 * an SIC card.
843 */
844 sum = sc->mem_start[6 * 2];
845 for (i = 0; i < ETHER_ADDR_LEN; i++)
846 sum ^= (sc->arpcom.ac_enaddr[i] = sc->mem_start[i * 2]);
847#ifdef ED_DEBUG
848 device_printf(dev, "ed_probe_sic98: got address %6D\n",
849 sc->arpcom.ac_enaddr, ":");
850#endif
851 if (sum != 0)
852 return (ENXIO);
853 if ((sc->arpcom.ac_enaddr[0] | sc->arpcom.ac_enaddr[1] |
854 sc->arpcom.ac_enaddr[2]) == 0)
855 return (ENXIO);
856
857 sc->vendor = ED_VENDOR_SIC;
858 sc->type_str = "SIC98";
859 sc->isa16bit = 1;
860 sc->cr_proto = 0;
861
862 /*
863 * SIC RAM page 0x0000-0x3fff(or 0x7fff)
864 */
865 if (ED_TYPE98SUB(flags) == 0)
866 ed_asic_outb(sc, 0, 0x90);
867 else
868 ed_asic_outb(sc, 0, 0x8e);
869 DELAY(100);
870
871 error = ed_clear_memory(dev);
872 if (error)
873 return (error);
874
875 sc->mem_shared = 1;
876 sc->mem_end = sc->mem_start + sc->mem_size;
877
878 /*
879 * allocate one xmit buffer if < 16k, two buffers otherwise
880 */
881 if ((sc->mem_size < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING))
882 sc->txb_cnt = 1;
883 else
884 sc->txb_cnt = 2;
885 sc->tx_page_start = 0;
886
887 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE * sc->txb_cnt;
888 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE;
889
890 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE;
891
892 return (0);
893}
894
895/*
896 * Contec C-NET(98) series support routines
897 */
898static void
899ed_reset_CNET98(struct ed_softc *sc, int flags)
900{
901 u_int init_addr = ED_CNET98_INIT;
902 u_char tmp;
903
904 /* Choose initial register address */
905 if (ED_TYPE98SUB(flags) != 0) {
906 init_addr = ED_CNET98_INIT2;
907 }
908#ifdef ED_DEBUG
909 printf("ed?: initial register=%x\n", init_addr);
910#endif
911 /*
912 * Reset the board to force it into a known state.
913 */
914 outb(init_addr, 0x00); /* request */
915 DELAY(5000);
916 outb(init_addr, 0x01); /* cancel */
917 DELAY(5000);
918
919 /*
920 * Set I/O address(A15-12) and cpu type
921 *
922 * AAAAIXXC(8bit)
923 * AAAA: A15-A12, I: I/O enable, XX: reserved, C: CPU type
924 *
925 * CPU type is 1:80286 or higher, 0:not.
926 * But FreeBSD runs under i386 or higher, thus it must be 1.
927 */
928 tmp = (rman_get_start(sc->port_res) & 0xf000) >> 8;
929 tmp |= (0x08 | 0x01);
930#ifdef ED_DEBUG
931 printf("ed?: outb(%x, %x)\n", init_addr + 2, tmp);
932#endif
933 outb(init_addr + 2, tmp);
934 DELAY(5000);
935
936 /*
937 * This is needed because some NE clones apparently don't reset the
938 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
939 * - this makes the probe invasive! ...Done against my better
940 * judgement. -DLG
941 */
942 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
943 DELAY(5000);
944}
945
946static void
947ed_winsel_CNET98(struct ed_softc *sc, u_short bank)
948{
949 u_char mem = (rman_get_start(sc->mem_res) >> 12) & 0xff;
950
951 /*
952 * Disable window memory
953 * bit7 is 0:disable
954 */
955 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem & 0x7f);
956 DELAY(10);
957
958 /*
959 * Select window address
960 * FreeBSD address 0xf00xxxxx
961 */
962 ed_asic_outb(sc, ED_CNET98_MAP_REG0L, bank & 0xff);
963 DELAY(10);
964 ed_asic_outb(sc, ED_CNET98_MAP_REG0H, (bank >> 8) & 0xff);
965 DELAY(10);
966 ed_asic_outb(sc, ED_CNET98_MAP_REG1L, 0x00);
967 DELAY(10);
968 ed_asic_outb(sc, ED_CNET98_MAP_REG1H, 0x41);
969 DELAY(10);
970 ed_asic_outb(sc, ED_CNET98_MAP_REG2L, 0x00);
971 DELAY(10);
972 ed_asic_outb(sc, ED_CNET98_MAP_REG2H, 0x42);
973 DELAY(10);
974 ed_asic_outb(sc, ED_CNET98_MAP_REG3L, 0x00);
975 DELAY(10);
976 ed_asic_outb(sc, ED_CNET98_MAP_REG3H, 0x43);
977 DELAY(10);
978
979 /*
980 * Enable window memory(16Kbyte)
981 * bit7 is 1:enable
982 */
983#ifdef ED_DEBUG
984 printf("ed?: window start address=%x\n", mem);
985#endif
986 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem);
987 DELAY(10);
988}
989
990/*
991 * Probe and vendor-specific initialization routine for C-NET(98) boards
992 */
993static int
994ed_probe_CNET98(device_t dev, int port_rid, int flags)
995{
996 struct ed_softc *sc = device_get_softc(dev);
997 int error;
998 u_char tmp;
999 u_long conf_irq, junk;
1000#ifdef DIAGNOSTIC
1001 u_char tmp_s;
1002#endif
1003
1004 error = ed98_alloc_port(dev, port_rid);
1005 if (error)
1006 return (error);
1007
1008 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1009 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1010
1011 error = ed98_alloc_memory(dev, 0);
1012 if (error)
1013 return (error);
1014
1015 /* Check I/O address. 0x[a-f]3d0 are allowed. */
1016 if (((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0)
1017 || ((rman_get_start(sc->port_res) & 0xf000) < (u_short) 0xa000)) {
1018#ifdef DIAGNOSTIC
1019 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1020 "must be %s for %s\n", rman_get_start(sc->port_res),
1021 "0x[a-f]3d0", "CNET98");
1022#endif
1023 return (ENXIO);
1024 }
1025
1026#ifdef DIAGNOSTIC
1027 /* Check window area address */
1028 tmp_s = rman_get_start(sc->mem_res) >> 12;
1029 if (tmp_s < 0x80) {
1030 device_printf(dev, "Please change window address(0x%lx)\n",
1031 rman_get_start(sc->mem_res));
1032 return (ENXIO);
1033 }
1034
1035 tmp_s &= 0x0f;
1036 tmp = rman_get_start(sc->port_res) >> 12;
1037 if ((tmp_s <= tmp) && (tmp < (tmp_s + 4))) {
1038 device_printf(dev, "Please change iobase address(0x%lx) "
1039 "or window address(0x%lx)\n",
1040 rman_get_start(sc->port_res),
1041 rman_get_start(sc->mem_res));
1042 return (ENXIO);
1043 }
1044#endif
1045 /* Reset the board */
1046 ed_reset_CNET98(sc, flags);
1047
1048 /*
1049 * This is needed because some NE clones apparently don't reset the
1050 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1051 * - this makes the probe invasive! ...Done against my better
1052 * judgement. -DLG
1053 */
1054 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1055 DELAY(5000);
1056
1057 /* Make sure that we really have an 8390 based board */
1058 if (!ed98_probe_generic8390(sc))
1059 return (ENXIO);
1060
1061 /*
1062 * Set window ethernet address area
1063 * board memory base 0x480000 data 256byte
1064 */
1065 ed_winsel_CNET98(sc, 0x4800);
1066
1067 /*
1068 * Get station address from on-board ROM
1069 */
1070 bcopy(sc->mem_start, sc->arpcom.ac_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->arpcom.ac_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->arpcom.ac_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 = (char *) 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_attach, 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);