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 190794 2009-04-07 05:41:38Z imp $
28 */
29
30#include <sys/param.h>
31#include <sys/systm.h>
32#include <sys/socket.h>
33#include <sys/kernel.h>
34
35#include <sys/module.h>
36#include <sys/bus.h>
37#include <machine/bus.h>
38#include <sys/rman.h>
39#include <machine/resource.h>
40
41#include <net/ethernet.h>
42#include <net/if.h>
43#include <net/if_arp.h>
44#include <net/if_media.h>
45#include <net/if_mib.h>
46
47#include <isa/isavar.h>
48
49#include <dev/ed/if_edvar.h>
50#include <dev/ed/if_edreg.h>
51#include <dev/ed/if_ed98.h>
52
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_CNET98(device_t, int, int);
57static int ed_probe_CNET98EL(device_t, int, int);
58static int ed_probe_EZ98(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_SIC98(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 | INTR_MPSAFE,
246 NULL, edintr, sc, &sc->irq_handle);
247 if (error) {
248 ed_release_resources(dev);
249 return (error);
250 }
251 if (sc->sc_media_ioctl == NULL)
252 ed_gen_ifmedia_init(sc);
253 return ed_attach(dev);
254}
255
256/*
257 * Interrupt conversion table for EtherEZ98
258 */
259static uint16_t ed_EZ98_intr_val[] = {
260 0,
261 3,
262 5,
263 6,
264 0,
265 9,
266 12,
267 13
268};
269
270static int
271ed_probe_EZ98(device_t dev, int port_rid, int flags)
272{
273 struct ed_softc *sc = device_get_softc(dev);
274 int error;
275 static unsigned short *intr_vals[] = {NULL, ed_EZ98_intr_val};
276
277 error = ed_alloc_port(dev, port_rid, ED_EZ98_IO_PORTS);
278 if (error) {
279 return (error);
280 }
281
282 sc->asic_offset = ED_EZ98_ASIC_OFFSET;
283 sc->nic_offset = ED_EZ98_NIC_OFFSET;
284
285 return ed_probe_WD80x3_generic(dev, flags, intr_vals);
286}
287
288/*
289 * I/O conversion tables
290 */
291
292/* LGY-98, ICM, C-NET(98)E/L */
293static bus_addr_t ed98_ioaddr_generic[] = {
294 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
295};
296
297/*
298 * Definitions for Contec C-NET(98)E/L
299 */
300#define ED_CNET98EL_ICR 2 /* Interrupt Configuration Register */
301
302#define ED_CNET98EL_ICR_IRQ3 0x01
303#define ED_CNET98EL_ICR_IRQ5 0x02
304#define ED_CNET98EL_ICR_IRQ6 0x04
305#define ED_CNET98EL_ICR_IRQ12 0x20
306
307#define ED_CNET98EL_IMR 4 /* Interrupt Mask Register */
308#define ED_CNET98EL_ISR 5 /* Interrupt Status Register */
309
310/* EGY-98 */
311static bus_addr_t ed98_ioaddr_egy98[] = {
312 0, 0x02, 0x04, 0x06, 0x08, 0x0a, 0x0c, 0x0e,
313 0x100, 0x102, 0x104, 0x106, 0x108, 0x10a, 0x10c, 0x10e
314};
315
316/* SIC-98 */
317static bus_addr_t ed98_ioaddr_sic98[] = {
318 0x0000, 0x0200, 0x0400, 0x0600, 0x0800, 0x0a00, 0x0c00, 0x0e00,
319 0x1000, 0x1200, 0x1400, 0x1600, 0x1800, 0x1a00, 0x1c00, 0x1e00
320};
321
322/* LA/T-98, LD-BDN, PC-9801-77, SB-9801 */
323static bus_addr_t ed98_ioaddr_la98[] = {
324 0x0000, 0x1000, 0x2000, 0x3000, 0x4000, 0x5000, 0x6000, 0x7000,
325 0x8000, 0x9000, 0xa000, 0xb000, 0xc000, 0xd000, 0xe000, 0xf000,
326 0x0100 /* for NEC 77(see below) */
327};
328
329/*
330 * Definitions for NEC PC-9801-77
331 */
332#define ED_NEC77_IRQ 16 /* Interrupt Configuration Register */
333
334#define ED_NEC77_IRQ3 0x04
335#define ED_NEC77_IRQ5 0x06
336#define ED_NEC77_IRQ6 0x08
337#define ED_NEC77_IRQ12 0x0a
338#define ED_NEC77_IRQ13 0x02
339
340/*
341 * Definitions for Soliton SB-9801
342 */
343#define ED_SB98_CFG 1 /* Board configuration */
344
345#define ED_SB98_CFG_IRQ3 0x00
346#define ED_SB98_CFG_IRQ5 0x04
347#define ED_SB98_CFG_IRQ6 0x08
348#define ED_SB98_CFG_IRQ12 0x0c
349#define ED_SB98_CFG_ALTPORT 0x40 /* use EXTERNAL media */
350#define ED_SB98_CFG_ENABLE 0xa0 /* enable configuration */
351
352#define ED_SB98_EEPENA 2 /* EEPROM access enable */
353
354#define ED_SB98_EEPENA_DISABLE 0x00
355#define ED_SB98_EEPENA_ENABLE 0x01
356
357#define ED_SB98_EEP 3 /* EEPROM access */
358
359#define ED_SB98_EEP_SDA 0x01 /* Serial Data */
360#define ED_SB98_EEP_SCL 0x02 /* Serial Clock */
361#define ED_SB98_EEP_READ 0x01 /* Read Command */
362
363#define ED_SB98_EEP_DELAY 300
364
365#define ED_SB98_ADDRESS 0x01 /* Station Address(1-6) */
366
367#define ED_SB98_POLARITY 4 /* Polarity */
368
369/* PC-9801-108 */
370static bus_addr_t ed98_ioaddr_nec108[] = {
371 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e,
372 0x1000, 0x1002, 0x1004, 0x1006, 0x1008, 0x100a, 0x100c, 0x100e
373};
374
375/* C-NET(98) */
376static bus_addr_t ed98_ioaddr_cnet98[] = {
377 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e,
378 0x0400, 0x0402, 0x0404, 0x0406, 0x0408, 0x040a, 0x040c, 0x040e
379};
380
381/*
382 * Definitions for Contec C-NET(98)
383 */
384#define ED_CNET98_MAP_REG0L 0 /* MAPPING register0 Low */
385#define ED_CNET98_MAP_REG1L 1 /* MAPPING register1 Low */
386#define ED_CNET98_MAP_REG2L 2 /* MAPPING register2 Low */
387#define ED_CNET98_MAP_REG3L 3 /* MAPPING register3 Low */
388#define ED_CNET98_MAP_REG0H 4 /* MAPPING register0 Hi */
389#define ED_CNET98_MAP_REG1H 5 /* MAPPING register1 Hi */
390#define ED_CNET98_MAP_REG2H 6 /* MAPPING register2 Hi */
391#define ED_CNET98_MAP_REG3H 7 /* MAPPING register3 Hi */
392#define ED_CNET98_WIN_REG 8 /* Window register */
393#define ED_CNET98_INT_LEV 9 /* Init level register */
394
395#define ED_CNET98_INT_IRQ3 0x01 /* INT 0 */
396#define ED_CNET98_INT_IRQ5 0x02 /* INT 1 */
397#define ED_CNET98_INT_IRQ6 0x04 /* INT 2 */
398#define ED_CNET98_INT_IRQ9 0x08 /* INT 3 */
399#define ED_CNET98_INT_IRQ12 0x20 /* INT 5 */
400#define ED_CNET98_INT_IRQ13 0x40 /* INT 6 */
401
402#define ED_CNET98_INT_REQ 10 /* Init request register */
403#define ED_CNET98_INT_MASK 11 /* Init mask register */
404#define ED_CNET98_INT_STAT 12 /* Init status register */
405#define ED_CNET98_INT_CLR 12 /* Init clear register */
406#define ED_CNET98_RESERVE1 13
407#define ED_CNET98_RESERVE2 14
408#define ED_CNET98_RESERVE3 15
409
410/* EC/EP-98X, NC5098 */
411static bus_addr_t ed98_ioaddr_nw98x[] = {
412 0x0000, 0x0100, 0x0200, 0x0300, 0x0400, 0x0500, 0x0600, 0x0700,
413 0x0800, 0x0900, 0x0a00, 0x0b00, 0x0c00, 0x0d00, 0x0e00, 0x0f00,
414 0x1000 /* for EC/EP-98X(see below) */
415};
416
417/*
418 * Definitions for Networld EC/EP-98X
419 */
420#define ED_NW98X_IRQ 16 /* Interrupt Configuration Register */
421
422#define ED_NW98X_IRQ3 0x04
423#define ED_NW98X_IRQ5 0x06
424#define ED_NW98X_IRQ6 0x08
425#define ED_NW98X_IRQ12 0x0a
426#define ED_NW98X_IRQ13 0x02
427
428/* NC5098 ASIC */
429static bus_addr_t ed98_asic_nc5098[] = {
430/* DATA ENADDR RESET */
431 0x0000, 0x2000, 0x2100, 0x2200, 0x2300, 0x2400, 0x2500, 0x4000,
432 0, 0, 0, 0, 0, 0, 0, 0
433};
434
435/*
436 * Definitions for NextCom NC5098
437 */
438#define ED_NC5098_ENADDR 1 /* Station Address(1-6) */
439
440/*
441 * Allocate a port resource with the given resource id.
442 */
443static int
444ed98_alloc_port(device_t dev, int rid)
445{
446 struct ed_softc *sc = device_get_softc(dev);
447 struct resource *res;
448 int error;
449 bus_addr_t *io_nic, *io_asic, adj;
450 static bus_addr_t io_res[ED_NOVELL_IO_PORTS + 1];
451 int i, n;
452 int offset, reset, data;
453
454 /* Set i/o table for resource manager */
455 io_nic = io_asic = ed98_ioaddr_generic;
456 offset = ED_NOVELL_ASIC_OFFSET;
457 reset = ED_NOVELL_RESET;
458 data = ED_NOVELL_DATA;
459 n = ED_NOVELL_IO_PORTS;
460
461 switch (sc->type) {
462 case ED_TYPE98_LGY:
463 io_asic = ed98_ioaddr_egy98; /* XXX - Yes, we use egy98 */
464 offset = 0x0200;
465 reset = 8;
466 break;
467
468 case ED_TYPE98_EGY:
469 io_nic = io_asic = ed98_ioaddr_egy98;
470 offset = 0x0200;
471 reset = 8;
472 break;
473
474 case ED_TYPE98_ICM:
475 offset = 0x0100;
476 break;
477
478 case ED_TYPE98_BDN:
479 io_nic = io_asic = ed98_ioaddr_la98;
480 offset = 0x0100;
481 reset = 0x0c;
482 break;
483
484 case ED_TYPE98_SIC:
485 io_nic = io_asic = ed98_ioaddr_sic98;
486 offset = 0x2000;
487 n = 16+1;
488 break;
489
490 case ED_TYPE98_108:
491 io_nic = io_asic = ed98_ioaddr_nec108;
492 offset = 0x0888; /* XXX - overwritten after */
493 reset = 1;
494 n = 16; /* XXX - does not set ASIC i/o here */
495 break;
496
497 case ED_TYPE98_LA98:
498 io_nic = io_asic = ed98_ioaddr_la98;
499 offset = 0x0100;
500 break;
501
502 case ED_TYPE98_CNET98EL:
503 offset = 0x0400;
504 data = 0x0e;
505 break;
506
507 case ED_TYPE98_CNET98:
508 /* XXX - Yes, we use generic i/o here */
509 offset = 0x0400;
510 break;
511
512 case ED_TYPE98_NW98X:
513 io_nic = io_asic = ed98_ioaddr_nw98x;
514 offset = 0x1000;
515 break;
516
517 case ED_TYPE98_SB98:
518 io_nic = io_asic = ed98_ioaddr_la98;
519 offset = 0x0400;
520 reset = 7;
521 break;
522
523 case ED_TYPE98_NC5098:
524 io_nic = ed98_ioaddr_nw98x;
525 io_asic = ed98_asic_nc5098;
526 offset = 0x2000;
527 reset = 7;
528 n = 16+8; /* XXX */
529 break;
530 }
531
532 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET);
533 for (i = ED_NOVELL_ASIC_OFFSET; i < ED_NOVELL_IO_PORTS; i++)
534 io_res[i] = io_asic[i - ED_NOVELL_ASIC_OFFSET] + offset;
535
536 res = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid, io_res, n,
537 RF_ACTIVE);
538 if (!res)
539 return (ENOENT);
540
541 sc->port_rid = rid;
542 sc->port_res = res;
543 sc->port_used = n;
544 sc->port_bst = rman_get_bustag(res);
545 sc->port_bsh = rman_get_bushandle(res);
546
547 /* Re-map i/o table if needed */
548 switch (sc->type) {
549 case ED_TYPE98_LA98:
550 case ED_TYPE98_NW98X:
551 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
552 n++;
553 break;
554
555 case ED_TYPE98_108:
556 adj = (rman_get_start(res) & 0xf000) / 2;
557 offset = (offset | adj) - rman_get_start(res);
558
559 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++)
560 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
561 break;
562
563 case ED_TYPE98_CNET98:
564 io_nic = io_asic = ed98_ioaddr_cnet98;
565 offset = 1;
566
567 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET);
568 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++)
569 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
570 break;
571
572 case ED_TYPE98_NC5098:
573 n = ED_NOVELL_IO_PORTS;
574 break;
575 }
576
577 if (reset != ED_NOVELL_RESET)
578 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_RESET] =
579 io_res[ED_NOVELL_ASIC_OFFSET + reset];
580 if (data != ED_NOVELL_DATA) {
581 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA] =
582 io_res[ED_NOVELL_ASIC_OFFSET + data];
583#if 0
584 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA + 1] =
585 io_res[ED_NOVELL_ASIC_OFFSET + data + 1];
586#endif
587 }
588
589 error = isa_load_resourcev(res, io_res, n);
590 if (error != 0)
591 return (ENOENT);
592#ifdef ED_DEBUG
593 device_printf(dev, "ed98_alloc_port: i/o ports = %d\n", n);
594 for (i = 0; i < n; i++)
595 printf("%x,", io_res[i]);
596 printf("\n");
597#endif
598 return (0);
599}
600
601static int
602ed98_alloc_memory(dev, rid)
603 device_t dev;
604 int rid;
605{
606 struct ed_softc *sc = device_get_softc(dev);
607 int error;
608 u_long conf_maddr, conf_msize;
609
610 error = bus_get_resource(dev, SYS_RES_MEMORY, 0, &conf_maddr,
611 &conf_msize);
612 if (error)
613 return (error);
614
615 if ((conf_maddr == 0) || (conf_msize == 0))
616 return (ENXIO);
617
618 error = ed_alloc_memory(dev, rid, (int) conf_msize);
619 if (error)
620 return (error);
621
622 sc->mem_start = 0;
623 sc->mem_size = conf_msize;
624
625 return (0);
626}
627
628/*
629 * Generic probe routine for testing for the existance of a DS8390.
630 * Must be called after the NIC has just been reset. This routine
631 * works by looking at certain register values that are guaranteed
632 * to be initialized a certain way after power-up or reset. Seems
633 * not to currently work on the 83C690.
634 *
635 * Specifically:
636 *
637 * Register reset bits set bits
638 * Command Register (CR) TXP, STA RD2, STP
639 * Interrupt Status (ISR) RST
640 * Interrupt Mask (IMR) All bits
641 * Data Control (DCR) LAS
642 * Transmit Config. (TCR) LB1, LB0
643 *
644 * XXX - We only check the CR register.
645 *
646 * Return 1 if 8390 was found, 0 if not.
647 */
648
649static int
650ed98_probe_generic8390(struct ed_softc *sc)
651{
652 u_char tmp = ed_nic_inb(sc, ED_P0_CR);
653#ifdef DIAGNOSTIC
654 printf("ed?: inb(ED_P0_CR)=%x\n", tmp);
655#endif
656 if ((tmp & (ED_CR_RD2 | ED_CR_TXP | ED_CR_STA | ED_CR_STP)) !=
657 (ED_CR_RD2 | ED_CR_STP))
658 return (0);
659
660 (void) ed_nic_inb(sc, ED_P0_ISR);
661
662 return (1);
663}
664
665static int
666ed98_probe_Novell(device_t dev, int port_rid, int flags)
667{
668 struct ed_softc *sc = device_get_softc(dev);
669 int error;
670 int n;
671 u_char romdata[ETHER_ADDR_LEN * 2], tmp;
672
673#ifdef ED_DEBUG
674 device_printf(dev, "ed98_probe_Novell: start\n");
675#endif
676 error = ed98_alloc_port(dev, port_rid);
677 if (error)
678 return (error);
679
680 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
681 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
682
683 /* Reset the board */
684#ifdef ED_DEBUG
685 device_printf(dev, "ed98_probe_Novell: reset\n");
686#endif
687 switch (sc->type) {
688#if 1 /* XXX - I'm not sure this is really necessary... */
689 case ED_TYPE98_BDN:
690 tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
691 ed_asic_outb(sc, ED_NOVELL_RESET, (tmp & 0xf0) | 0x08);
692 ed_nic_outb(sc, 0x04, tmp);
693 (void) ed_asic_inb(sc, 0x08);
694 ed_asic_outb(sc, 0x08, tmp);
695 ed_asic_outb(sc, 0x08, tmp & 0x7f);
696 break;
697#endif
698 case ED_TYPE98_NC5098:
699 ed_asic_outb(sc, ED_NOVELL_RESET, 0x00);
700 DELAY(5000);
701 ed_asic_outb(sc, ED_NOVELL_RESET, 0x01);
702 break;
703
704 default:
705 tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
706
707 /*
708 * I don't know if this is necessary; probably cruft leftover from
709 * Clarkson packet driver code. Doesn't do a thing on the boards I've
710 * tested. -DG [note that an outb(0x84, 0) seems to work here, and is
711 * non-invasive...but some boards don't seem to reset and I don't have
712 * complete documentation on what the 'right' thing to do is...so we
713 * do the invasive thing for now. Yuck.]
714 */
715 ed_asic_outb(sc, ED_NOVELL_RESET, tmp);
716 break;
717 }
718 DELAY(5000);
719
720 /*
721 * This is needed because some NE clones apparently don't reset the
722 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
723 * - this makes the probe invasive! ...Done against my better
724 * judgement. -DLG
725 */
726 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
727 DELAY(5000);
728
729 /* Make sure that we really have an 8390 based board */
730 if (!ed98_probe_generic8390(sc))
731 return (ENXIO);
732
733 /* Test memory via PIO */
734#ifdef ED_DEBUG
735 device_printf(dev, "ed98_probe_Novell: test memory\n");
736#endif
737 sc->cr_proto = ED_CR_RD2;
738 if (!ed_pio_testmem(sc, 8192, 0, flags) &&
739 !ed_pio_testmem(sc, 16384, 1, flags))
740 return (ENXIO);
741
742 /* Setup the board type */
743#ifdef ED_DEBUG
744 device_printf(dev, "ed98_probe_Novell: board type\n");
745#endif
746 switch (sc->type) {
747 case ED_TYPE98_BDN:
748 sc->type_str = "LD-BDN";
749 break;
750 case ED_TYPE98_EGY:
751 sc->type_str = "EGY-98";
752 break;
753 case ED_TYPE98_LGY:
754 sc->type_str = "LGY-98";
755 break;
756 case ED_TYPE98_ICM:
757 sc->type_str = "ICM";
758 break;
759 case ED_TYPE98_108:
760 sc->type_str = "PC-9801-108";
761 break;
762 case ED_TYPE98_LA98:
763 sc->type_str = "LA-98";
764 break;
765 case ED_TYPE98_NW98X:
766 sc->type_str = "NW98X";
767 break;
768 case ED_TYPE98_NC5098:
769 sc->type_str = "NC5098";
770 break;
771 default:
772 sc->type_str = NULL;
773 break;
774 }
775
776 /* Get station address */
777 switch (sc->type) {
778 case ED_TYPE98_NC5098:
779 for (n = 0; n < ETHER_ADDR_LEN; n++)
780 sc->enaddr[n] = ed_asic_inb(sc, ED_NC5098_ENADDR + n);
781 break;
782
783 default:
784 ed_pio_readmem(sc, 0, romdata, sizeof(romdata));
785 for (n = 0; n < ETHER_ADDR_LEN; n++)
786 sc->enaddr[n] = romdata[n * (sc->isa16bit + 1)];
787 break;
788 }
789
790 /* clear any pending interrupts that might have occurred above */
791 ed_nic_outb(sc, ED_P0_ISR, 0xff);
792
793 sc->sc_write_mbufs = ed_pio_write_mbufs;
794 return (0);
795}
796
797/*
798 * Probe and vendor-specific initialization routine for SIC-98 boards
799 */
800static int
801ed_probe_SIC98(device_t dev, int port_rid, int flags)
802{
803 struct ed_softc *sc = device_get_softc(dev);
804 int error;
805 int i;
806 u_char sum;
807
808 /*
809 * Setup card RAM and I/O address
810 * Kernel Virtual to segment C0000-DFFFF????
811 */
812 error = ed98_alloc_port(dev, port_rid);
813 if (error)
814 return (error);
815
816 sc->asic_offset = ED_SIC_ASIC_OFFSET;
817 sc->nic_offset = ED_SIC_NIC_OFFSET;
818
819 error = ed98_alloc_memory(dev, 0);
820 if (error)
821 return (error);
822
823 /* Reset card to force it into a known state. */
824 ed_asic_outb(sc, 0, 0x00);
825 DELAY(100);
826 if (ED_TYPE98SUB(flags) == 0) {
827 /* SIC-98/SIU-98 */
828 ed_asic_outb(sc, 0, 0x94);
829 DELAY(100);
830 ed_asic_outb(sc, 0, 0x94);
831 } else {
832 /* SIU-98-D */
833 ed_asic_outb(sc, 0, 0x80);
834 DELAY(100);
835 ed_asic_outb(sc, 0, 0x94);
836 DELAY(100);
837 ed_asic_outb(sc, 0, 0x9e);
838 }
839 DELAY(100);
840
841 /*
842 * Here we check the card ROM, if the checksum passes, and the
843 * type code and ethernet address check out, then we know we have
844 * an SIC card.
845 */
846 sum = bus_space_read_1(sc->mem_bst, sc->mem_bsh, 6 * 2);
847 for (i = 0; i < ETHER_ADDR_LEN; i++)
848 sum ^= (sc->enaddr[i] =
849 bus_space_read_1(sc->mem_bst, sc->mem_bsh, i * 2));
850#ifdef ED_DEBUG
851 device_printf(dev, "ed_probe_sic98: got address %6D\n",
852 sc->enaddr, ":");
853#endif
854 if (sum != 0)
855 return (ENXIO);
856 if ((sc->enaddr[0] | sc->enaddr[1] | sc->enaddr[2]) == 0)
857 return (ENXIO);
858
859 sc->vendor = ED_VENDOR_SIC;
860 sc->type_str = "SIC98";
861 sc->isa16bit = 1;
862 sc->cr_proto = 0;
863
864 /*
865 * SIC RAM page 0x0000-0x3fff(or 0x7fff)
866 */
867 if (ED_TYPE98SUB(flags) == 0)
868 ed_asic_outb(sc, 0, 0x90);
869 else
870 ed_asic_outb(sc, 0, 0x8e);
871 DELAY(100);
872
873 error = ed_clear_memory(dev);
874 if (error)
875 return (error);
876
877 sc->mem_shared = 1;
878 sc->mem_end = sc->mem_start + sc->mem_size;
879
880 /*
881 * allocate one xmit buffer if < 16k, two buffers otherwise
882 */
883 if ((sc->mem_size < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING))
884 sc->txb_cnt = 1;
885 else
886 sc->txb_cnt = 2;
887 sc->tx_page_start = 0;
888
889 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE * sc->txb_cnt;
890 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE;
891
892 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE;
893
894 sc->sc_write_mbufs = ed_shmem_write_mbufs;
895 return (0);
896}
897
898/*
899 * Contec C-NET(98) series support routines
900 */
901static void
902ed_reset_CNET98(struct ed_softc *sc, int flags)
903{
904 u_int init_addr = ED_CNET98_INIT;
905 u_char tmp;
906
907 /* Choose initial register address */
908 if (ED_TYPE98SUB(flags) != 0) {
909 init_addr = ED_CNET98_INIT2;
910 }
911#ifdef ED_DEBUG
912 printf("ed?: initial register=%x\n", init_addr);
913#endif
914 /*
915 * Reset the board to force it into a known state.
916 */
917 outb(init_addr, 0x00); /* request */
918 DELAY(5000);
919 outb(init_addr, 0x01); /* cancel */
920 DELAY(5000);
921
922 /*
923 * Set I/O address(A15-12) and cpu type
924 *
925 * AAAAIXXC(8bit)
926 * AAAA: A15-A12, I: I/O enable, XX: reserved, C: CPU type
927 *
928 * CPU type is 1:80286 or higher, 0:not.
929 * But FreeBSD runs under i386 or higher, thus it must be 1.
930 */
931 tmp = (rman_get_start(sc->port_res) & 0xf000) >> 8;
932 tmp |= (0x08 | 0x01);
933#ifdef ED_DEBUG
934 printf("ed?: outb(%x, %x)\n", init_addr + 2, tmp);
935#endif
936 outb(init_addr + 2, tmp);
937 DELAY(5000);
938
939 /*
940 * This is needed because some NE clones apparently don't reset the
941 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
942 * - this makes the probe invasive! ...Done against my better
943 * judgement. -DLG
944 */
945 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
946 DELAY(5000);
947}
948
949static void
950ed_winsel_CNET98(struct ed_softc *sc, u_short bank)
951{
952 u_char mem = (rman_get_start(sc->mem_res) >> 12) & 0xff;
953
954 /*
955 * Disable window memory
956 * bit7 is 0:disable
957 */
958 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem & 0x7f);
959 DELAY(10);
960
961 /*
962 * Select window address
963 * FreeBSD address 0xf00xxxxx
964 */
965 ed_asic_outb(sc, ED_CNET98_MAP_REG0L, bank & 0xff);
966 DELAY(10);
967 ed_asic_outb(sc, ED_CNET98_MAP_REG0H, (bank >> 8) & 0xff);
968 DELAY(10);
969 ed_asic_outb(sc, ED_CNET98_MAP_REG1L, 0x00);
970 DELAY(10);
971 ed_asic_outb(sc, ED_CNET98_MAP_REG1H, 0x41);
972 DELAY(10);
973 ed_asic_outb(sc, ED_CNET98_MAP_REG2L, 0x00);
974 DELAY(10);
975 ed_asic_outb(sc, ED_CNET98_MAP_REG2H, 0x42);
976 DELAY(10);
977 ed_asic_outb(sc, ED_CNET98_MAP_REG3L, 0x00);
978 DELAY(10);
979 ed_asic_outb(sc, ED_CNET98_MAP_REG3H, 0x43);
980 DELAY(10);
981
982 /*
983 * Enable window memory(16Kbyte)
984 * bit7 is 1:enable
985 */
986#ifdef ED_DEBUG
987 printf("ed?: window start address=%x\n", mem);
988#endif
989 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem);
990 DELAY(10);
991}
992
993/*
994 * Probe and vendor-specific initialization routine for C-NET(98) boards
995 */
996static int
997ed_probe_CNET98(device_t dev, int port_rid, int flags)
998{
999 struct ed_softc *sc = device_get_softc(dev);
1000 int error;
1001 u_char tmp;
1002 u_long conf_irq, junk;
1003#ifdef DIAGNOSTIC
1004 u_char tmp_s;
1005#endif
1006
1007 error = ed98_alloc_port(dev, port_rid);
1008 if (error)
1009 return (error);
1010
1011 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1012 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1013
1014 error = ed98_alloc_memory(dev, 0);
1015 if (error)
1016 return (error);
1017
1018 /* Check I/O address. 0x[a-f]3d0 are allowed. */
1019 if (((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0)
1020 || ((rman_get_start(sc->port_res) & 0xf000) < (u_short) 0xa000)) {
1021#ifdef DIAGNOSTIC
1022 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1023 "must be %s for %s\n", rman_get_start(sc->port_res),
1024 "0x[a-f]3d0", "CNET98");
1025#endif
1026 return (ENXIO);
1027 }
1028
1029#ifdef DIAGNOSTIC
1030 /* Check window area address */
1031 tmp_s = rman_get_start(sc->mem_res) >> 12;
1032 if (tmp_s < 0x80) {
1033 device_printf(dev, "Please change window address(0x%lx)\n",
1034 rman_get_start(sc->mem_res));
1035 return (ENXIO);
1036 }
1037
1038 tmp_s &= 0x0f;
1039 tmp = rman_get_start(sc->port_res) >> 12;
1040 if ((tmp_s <= tmp) && (tmp < (tmp_s + 4))) {
1041 device_printf(dev, "Please change iobase address(0x%lx) "
1042 "or window address(0x%lx)\n",
1043 rman_get_start(sc->port_res),
1044 rman_get_start(sc->mem_res));
1045 return (ENXIO);
1046 }
1047#endif
1048 /* Reset the board */
1049 ed_reset_CNET98(sc, flags);
1050
1051 /*
1052 * This is needed because some NE clones apparently don't reset the
1053 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1054 * - this makes the probe invasive! ...Done against my better
1055 * judgement. -DLG
1056 */
1057 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1058 DELAY(5000);
1059
1060 /* Make sure that we really have an 8390 based board */
1061 if (!ed98_probe_generic8390(sc))
1062 return (ENXIO);
1063
1064 /*
1065 * Set window ethernet address area
1066 * board memory base 0x480000 data 256byte
1067 */
1068 ed_winsel_CNET98(sc, 0x4800);
1069
1070 /*
1071 * Get station address from on-board ROM
1072 */
1073 bus_space_read_region_1(sc->mem_bst, sc->mem_bsh, sc->mem_start,
1074 sc->enaddr, ETHER_ADDR_LEN);
1075
1076 sc->vendor = ED_VENDOR_MISC;
1077 sc->type_str = "CNET98";
1078 sc->isa16bit = 0;
1079 sc->cr_proto = ED_CR_RD2;
1080
1081 /*
1082 * Set window buffer memory area
1083 * board memory base 0x400000 data 16kbyte
1084 */
1085 ed_winsel_CNET98(sc, 0x4000);
1086
1087 error = ed_clear_memory(dev);
1088 if (error)
1089 return (error);
1090
1091 sc->mem_shared = 1;
1092 sc->mem_end = sc->mem_start + sc->mem_size;
1093
1094 sc->txb_cnt = 1; /* XXX */
1095 sc->tx_page_start = 0;
1096
1097 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE;
1098 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE;
1099
1100 sc->mem_ring = sc->mem_start + ED_PAGE_SIZE * ED_TXBUF_SIZE;
1101
1102 /*
1103 * Set interrupt level
1104 */
1105 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1106 if (error)
1107 return (error);
1108
1109 switch (conf_irq) {
1110 case 3:
1111 tmp = ED_CNET98_INT_IRQ3;
1112 break;
1113 case 5:
1114 tmp = ED_CNET98_INT_IRQ5;
1115 break;
1116 case 6:
1117 tmp = ED_CNET98_INT_IRQ6;
1118 break;
1119 case 9:
1120 tmp = ED_CNET98_INT_IRQ9;
1121 break;
1122 case 12:
1123 tmp = ED_CNET98_INT_IRQ12;
1124 break;
1125 case 13:
1126 tmp = ED_CNET98_INT_IRQ13;
1127 break;
1128 default:
1129 device_printf(dev, "Invalid irq configuration (%ld) must be "
1130 "%s for %s\n", conf_irq, "3,5,6,9,12,13", "CNET98");
1131 return (ENXIO);
1132 }
1133 ed_asic_outb(sc, ED_CNET98_INT_LEV, tmp);
1134 DELAY(1000);
1135 /*
1136 * Set interrupt mask.
1137 * bit7:1 all interrupt mask
1138 * bit1:1 timer interrupt mask
1139 * bit0:0 NS controler interrupt enable
1140 */
1141 ed_asic_outb(sc, ED_CNET98_INT_MASK, 0x7e);
1142 DELAY(1000);
1143
1144 sc->sc_write_mbufs = ed_shmem_write_mbufs;
1145 return (0);
1146}
1147
1148/*
1149 * Probe and vendor-specific initialization routine for C-NET(98)E/L boards
1150 */
1151static int
1152ed_probe_CNET98EL(device_t dev, int port_rid, int flags)
1153{
1154 struct ed_softc *sc = device_get_softc(dev);
1155 int error;
1156 int i;
1157 u_char romdata[ETHER_ADDR_LEN * 2], tmp;
1158 u_long conf_irq, junk;
1159
1160 error = ed98_alloc_port(dev, port_rid);
1161 if (error)
1162 return (error);
1163
1164 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1165 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1166
1167 /* Check I/O address. 0x[0-f]3d0 are allowed. */
1168 if ((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0) {
1169#ifdef DIAGNOSTIC
1170 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1171 "must be %s for %s\n", rman_get_start(sc->port_res),
1172 "0x?3d0", "CNET98E/L");
1173#endif
1174 return (ENXIO);
1175 }
1176
1177 /* Reset the board */
1178 ed_reset_CNET98(sc, flags);
1179
1180 /*
1181 * This is needed because some NE clones apparently don't reset the
1182 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1183 * - this makes the probe invasive! ...Done against my better
1184 * judgement. -DLG
1185 */
1186 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1187 DELAY(5000);
1188
1189 /* Make sure that we really have an 8390 based board */
1190 if (!ed98_probe_generic8390(sc))
1191 return (ENXIO);
1192
1193 /* Test memory via PIO */
1194 sc->cr_proto = ED_CR_RD2;
1195 if (!ed_pio_testmem(sc, ED_CNET98EL_PAGE_OFFSET, 1, flags))
1196 return (ENXIO);
1197
1198 /* This looks like a C-NET(98)E/L board. */
1199 sc->type_str = "CNET98E/L";
1200
1201 /*
1202 * Set IRQ. C-NET(98)E/L only allows a choice of irq 3,5,6.
1203 */
1204 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1205 if (error)
1206 return (error);
1207
1208 switch (conf_irq) {
1209 case 3:
1210 tmp = ED_CNET98EL_ICR_IRQ3;
1211 break;
1212 case 5:
1213 tmp = ED_CNET98EL_ICR_IRQ5;
1214 break;
1215 case 6:
1216 tmp = ED_CNET98EL_ICR_IRQ6;
1217 break;
1218#if 0
1219 case 12:
1220 tmp = ED_CNET98EL_ICR_IRQ12;
1221 break;
1222#endif
1223 default:
1224 device_printf(dev, "Invalid irq configuration (%ld) must be "
1225 "%s for %s\n", conf_irq, "3,5,6", "CNET98E/L");
1226 return (ENXIO);
1227 }
1228 ed_asic_outb(sc, ED_CNET98EL_ICR, tmp);
1229 ed_asic_outb(sc, ED_CNET98EL_IMR, 0x7e);
1230
1231 /* Get station address from on-board ROM */
1232 ed_pio_readmem(sc, 16384, romdata, sizeof(romdata));
1233 for (i = 0; i < ETHER_ADDR_LEN; i++)
1234 sc->enaddr[i] = romdata[i * 2];
1235
1236 /* clear any pending interrupts that might have occurred above */
1237 ed_nic_outb(sc, ED_P0_ISR, 0xff);
1238
1239 sc->sc_write_mbufs = ed_pio_write_mbufs;
1240 return (0);
1241}
1242
1243/*
1244 * Probe and vendor-specific initialization routine for PC-9801-77 boards
1245 */
1246static int
1247ed_probe_NEC77(device_t dev, int port_rid, int flags)
1248{
1249 struct ed_softc *sc = device_get_softc(dev);
1250 int error;
1251 u_char tmp;
1252 u_long conf_irq, junk;
1253
1254 error = ed98_probe_Novell(dev, port_rid, flags);
1255 if (error)
1256 return (error);
1257
1258 /* LA/T-98 does not need IRQ setting. */
1259 if (ED_TYPE98SUB(flags) == 0)
1260 return (0);
1261
1262 /*
1263 * Set IRQ. PC-9801-77 only allows a choice of irq 3,5,6,12,13.
1264 */
1265 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1266 if (error)
1267 return (error);
1268
1269 switch (conf_irq) {
1270 case 3:
1271 tmp = ED_NEC77_IRQ3;
1272 break;
1273 case 5:
1274 tmp = ED_NEC77_IRQ5;
1275 break;
1276 case 6:
1277 tmp = ED_NEC77_IRQ6;
1278 break;
1279 case 12:
1280 tmp = ED_NEC77_IRQ12;
1281 break;
1282 case 13:
1283 tmp = ED_NEC77_IRQ13;
1284 break;
1285 default:
1286 device_printf(dev, "Invalid irq configuration (%ld) must be "
1287 "%s for %s\n", conf_irq, "3,5,6,12,13", "PC-9801-77");
1288 return (ENXIO);
1289 }
1290 ed_asic_outb(sc, ED_NEC77_IRQ, tmp);
1291
1292 return (0);
1293}
1294
1295/*
1296 * Probe and vendor-specific initialization routine for EC/EP-98X boards
1297 */
1298static int
1299ed_probe_NW98X(device_t dev, int port_rid, int flags)
1300{
1301 struct ed_softc *sc = device_get_softc(dev);
1302 int error;
1303 u_char tmp;
1304 u_long conf_irq, junk;
1305
1306 error = ed98_probe_Novell(dev, port_rid, flags);
1307 if (error)
1308 return (error);
1309
1310 /* Networld 98X3 does not need IRQ setting. */
1311 if (ED_TYPE98SUB(flags) == 0)
1312 return (0);
1313
1314 /*
1315 * Set IRQ. EC/EP-98X only allows a choice of irq 3,5,6,12,13.
1316 */
1317 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1318 if (error)
1319 return (error);
1320
1321 switch (conf_irq) {
1322 case 3:
1323 tmp = ED_NW98X_IRQ3;
1324 break;
1325 case 5:
1326 tmp = ED_NW98X_IRQ5;
1327 break;
1328 case 6:
1329 tmp = ED_NW98X_IRQ6;
1330 break;
1331 case 12:
1332 tmp = ED_NW98X_IRQ12;
1333 break;
1334 case 13:
1335 tmp = ED_NW98X_IRQ13;
1336 break;
1337 default:
1338 device_printf(dev, "Invalid irq configuration (%ld) must be "
1339 "%s for %s\n", conf_irq, "3,5,6,12,13", "EC/EP-98X");
1340 return (ENXIO);
1341 }
1342 ed_asic_outb(sc, ED_NW98X_IRQ, tmp);
1343
1344 return (0);
1345}
1346
1347/*
1348 * Read SB-9801 station address from Serial Two-Wire EEPROM
1349 */
1350static void
1351ed_get_SB98(struct ed_softc *sc)
1352{
1353 int i, j;
1354 u_char mask, val;
1355
1356 /* enable EEPROM acceess */
1357 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_ENABLE);
1358
1359 /* output start command */
1360 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1361 DELAY(ED_SB98_EEP_DELAY);
1362 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1363 DELAY(ED_SB98_EEP_DELAY);
1364
1365 /* output address (7bit) */
1366 for (mask = 0x40; mask != 0; mask >>= 1) {
1367 val = 0;
1368 if (ED_SB98_ADDRESS & mask)
1369 val = ED_SB98_EEP_SDA;
1370 ed_asic_outb(sc, ED_SB98_EEP, val);
1371 DELAY(ED_SB98_EEP_DELAY);
1372 ed_asic_outb(sc, ED_SB98_EEP, val | ED_SB98_EEP_SCL);
1373 DELAY(ED_SB98_EEP_DELAY);
1374 }
1375
1376 /* output READ command */
1377 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ);
1378 DELAY(ED_SB98_EEP_DELAY);
1379 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ | ED_SB98_EEP_SCL);
1380 DELAY(ED_SB98_EEP_DELAY);
1381
1382 /* read station address */
1383 for (i = 0; i < ETHER_ADDR_LEN; i++) {
1384 /* output ACK */
1385 ed_asic_outb(sc, ED_SB98_EEP, 0);
1386 DELAY(ED_SB98_EEP_DELAY);
1387 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1388 DELAY(ED_SB98_EEP_DELAY);
1389
1390 val = 0;
1391 for (j = 0; j < 8; j++) {
1392 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA);
1393 DELAY(ED_SB98_EEP_DELAY);
1394 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1395 DELAY(ED_SB98_EEP_DELAY);
1396 val <<= 1;
1397 val |= (ed_asic_inb(sc, ED_SB98_EEP) & ED_SB98_EEP_SDA);
1398 DELAY(ED_SB98_EEP_DELAY);
1399 }
1400 sc->enaddr[i] = val;
1401 }
1402
1403 /* output Last ACK */
1404 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA);
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 /* output stop command */
1410 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1411 DELAY(ED_SB98_EEP_DELAY);
1412 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1413 DELAY(ED_SB98_EEP_DELAY);
1414
1415 /* disable EEPROM access */
1416 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_DISABLE);
1417}
1418
1419/*
1420 * Probe and vendor-specific initialization routine for SB-9801 boards
1421 */
1422static int
1423ed_probe_SB98(device_t dev, int port_rid, int flags)
1424{
1425 struct ed_softc *sc = device_get_softc(dev);
1426 int error;
1427 u_char tmp;
1428 u_long conf_irq, junk;
1429
1430 error = ed98_alloc_port(dev, port_rid);
1431 if (error)
1432 return (error);
1433
1434 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1435 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1436
1437 /* Check I/O address. 00d[02468ace] are allowed. */
1438 if ((rman_get_start(sc->port_res) & ~0x000e) != 0x00d0) {
1439#ifdef DIAGNOSTIC
1440 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1441 "must be %s for %s\n", rman_get_start(sc->port_res),
1442 "0xd?", "SB9801");
1443#endif
1444 return (ENXIO);
1445 }
1446
1447 /* Write I/O port address and read 4 times */
1448 outb(ED_SB98_IO_INHIBIT, rman_get_start(sc->port_res) & 0xff);
1449 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1450 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1451 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1452 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1453
1454 /*
1455 * Check IRQ. Soliton SB-9801 only allows a choice of
1456 * irq 3,5,6,12
1457 */
1458 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1459 if (error)
1460 return (error);
1461
1462 switch (conf_irq) {
1463 case 3:
1464 tmp = ED_SB98_CFG_IRQ3;
1465 break;
1466 case 5:
1467 tmp = ED_SB98_CFG_IRQ5;
1468 break;
1469 case 6:
1470 tmp = ED_SB98_CFG_IRQ6;
1471 break;
1472 case 12:
1473 tmp = ED_SB98_CFG_IRQ12;
1474 break;
1475 default:
1476 device_printf(dev, "Invalid irq configuration (%ld) must be "
1477 "%s for %s\n", conf_irq, "3,5,6,12", "SB9801");
1478 return (ENXIO);
1479 }
1480
1481 if (flags & ED_FLAGS_DISABLE_TRANCEIVER)
1482 tmp |= ED_SB98_CFG_ALTPORT;
1483 ed_asic_outb(sc, ED_SB98_CFG, ED_SB98_CFG_ENABLE | tmp);
1484 ed_asic_outb(sc, ED_SB98_POLARITY, 0x01);
1485
1486 /* Reset the board. */
1487 ed_asic_outb(sc, ED_NOVELL_RESET, 0x7a);
1488 DELAY(300);
1489 ed_asic_outb(sc, ED_NOVELL_RESET, 0x79);
1490 DELAY(300);
1491
1492 /*
1493 * This is needed because some NE clones apparently don't reset the
1494 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1495 * - this makes the probe invasive! ...Done against my better
1496 * judgement. -DLG
1497 */
1498 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1499 DELAY(5000);
1500
1501 /* Make sure that we really have an 8390 based board */
1502 if (!ed98_probe_generic8390(sc))
1503 return (ENXIO);
1504
1505 /* Test memory via PIO */
1506 sc->cr_proto = ED_CR_RD2;
1507 if (!ed_pio_testmem(sc, 16384, 1, flags))
1508 return (ENXIO);
1509
1510 /* This looks like an SB9801 board. */
1511 sc->type_str = "SB9801";
1512
1513 /* Get station address */
1514 ed_get_SB98(sc);
1515
1516 /* clear any pending interrupts that might have occurred above */
1517 ed_nic_outb(sc, ED_P0_ISR, 0xff);
1518
1519 sc->sc_write_mbufs = ed_pio_write_mbufs;
1520 return (0);
1521}
1522
1523/*
1524 * Test the ability to read and write to the NIC memory.
1525 */
1526static int
1527ed_pio_testmem(struct ed_softc *sc, int page_offset, int isa16bit, int flags)
1528{
1529 u_long memsize;
1530 static char test_pattern[32] = "THIS is A memory TEST pattern";
1531 char test_buffer[32];
1532#ifdef DIAGNOSTIC
1533 int page_end;
1534#endif
1535
1536 sc->vendor = ED_VENDOR_NOVELL;
1537 sc->mem_shared = 0;
1538 sc->isa16bit = isa16bit;
1539
1540 /* 8k of memory plus an additional 8k if 16bit */
1541 memsize = (isa16bit ? 16384 : 8192);
1542
1543 /*
1544 * This prevents packets from being stored in the NIC memory when the
1545 * readmem routine turns on the start bit in the CR.
1546 */
1547 ed_nic_outb(sc, ED_P0_RCR, ED_RCR_MON);
1548
1549 /* Initialize DCR for byte/word operations */
1550 if (isa16bit)
1551 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_WTS | ED_DCR_FT1 | ED_DCR_LS);
1552 else
1553 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_FT1 | ED_DCR_LS);
1554 ed_nic_outb(sc, ED_P0_PSTART, page_offset / ED_PAGE_SIZE);
1555 ed_nic_outb(sc, ED_P0_PSTOP, (page_offset + memsize) / ED_PAGE_SIZE);
1556#ifdef ED_DEBUG
1557 printf("ed?: ed_pio_testmem: page start=%x, end=%lx",
1558 page_offset, page_offset + memsize);
1559#endif
1560
1561 /*
1562 * Write a test pattern. If this fails, then we don't know
1563 * what this board is.
1564 */
1565 ed_pio_writemem(sc, test_pattern, page_offset, sizeof(test_pattern));
1566 ed_pio_readmem(sc, page_offset, test_buffer, sizeof(test_pattern));
1567
1568 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) {
1569#ifdef ED_DEBUG
1570 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_offset);
1571#endif
1572 return (0);
1573 }
1574
1575#ifdef DIAGNOSTIC
1576 /* Check the bottom. */
1577 page_end = page_offset + memsize - ED_PAGE_SIZE;
1578 ed_pio_writemem(sc, test_pattern, page_end, sizeof(test_pattern));
1579 ed_pio_readmem(sc, page_end, test_buffer, sizeof(test_pattern));
1580
1581 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) {
1582#ifdef ED_DEBUG
1583 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_end);
1584#endif
1585 return (0);
1586 }
1587#endif
1588 sc->mem_size = memsize;
1589 sc->mem_start = page_offset;
1590 sc->mem_end = sc->mem_start + memsize;
1591 sc->tx_page_start = page_offset / ED_PAGE_SIZE;
1592
1593 /*
1594 * Use one xmit buffer if < 16k, two buffers otherwise (if not told
1595 * otherwise).
1596 */
1597 if ((memsize < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING))
1598 sc->txb_cnt = 1;
1599 else
1600 sc->txb_cnt = 2;
1601
1602 sc->rec_page_start = sc->tx_page_start + sc->txb_cnt * ED_TXBUF_SIZE;
1603 sc->rec_page_stop = sc->tx_page_start + memsize / ED_PAGE_SIZE;
1604
1605 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE;
1606
1607 return (1);
1608}
1609
1610static device_method_t ed_cbus_methods[] = {
1611 /* Device interface */
1612 DEVMETHOD(device_probe, ed_cbus_probe),
1613 DEVMETHOD(device_attach, ed_cbus_attach),
1614 DEVMETHOD(device_detach, ed_detach),
1615
1616 { 0, 0 }
1617};
1618
1619static driver_t ed_cbus_driver = {
1620 "ed",
1621 ed_cbus_methods,
1622 sizeof(struct ed_softc)
1623};
1624
1625DRIVER_MODULE(ed, isa, ed_cbus_driver, ed_devclass, 0, 0);
1626MODULE_DEPEND(ed, isa, 1, 1, 1);
1627MODULE_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 190794 2009-04-07 05:41:38Z imp $
28 */
29
30#include <sys/param.h>
31#include <sys/systm.h>
32#include <sys/socket.h>
33#include <sys/kernel.h>
34
35#include <sys/module.h>
36#include <sys/bus.h>
37#include <machine/bus.h>
38#include <sys/rman.h>
39#include <machine/resource.h>
40
41#include <net/ethernet.h>
42#include <net/if.h>
43#include <net/if_arp.h>
44#include <net/if_media.h>
45#include <net/if_mib.h>
46
47#include <isa/isavar.h>
48
49#include <dev/ed/if_edvar.h>
50#include <dev/ed/if_edreg.h>
51#include <dev/ed/if_ed98.h>
52
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_CNET98(device_t, int, int);
57static int ed_probe_CNET98EL(device_t, int, int);
58static int ed_probe_EZ98(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_SIC98(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 | INTR_MPSAFE,
246 NULL, edintr, sc, &sc->irq_handle);
247 if (error) {
248 ed_release_resources(dev);
249 return (error);
250 }
251 if (sc->sc_media_ioctl == NULL)
252 ed_gen_ifmedia_init(sc);
253 return ed_attach(dev);
254}
255
256/*
257 * Interrupt conversion table for EtherEZ98
258 */
259static uint16_t ed_EZ98_intr_val[] = {
260 0,
261 3,
262 5,
263 6,
264 0,
265 9,
266 12,
267 13
268};
269
270static int
271ed_probe_EZ98(device_t dev, int port_rid, int flags)
272{
273 struct ed_softc *sc = device_get_softc(dev);
274 int error;
275 static unsigned short *intr_vals[] = {NULL, ed_EZ98_intr_val};
276
277 error = ed_alloc_port(dev, port_rid, ED_EZ98_IO_PORTS);
278 if (error) {
279 return (error);
280 }
281
282 sc->asic_offset = ED_EZ98_ASIC_OFFSET;
283 sc->nic_offset = ED_EZ98_NIC_OFFSET;
284
285 return ed_probe_WD80x3_generic(dev, flags, intr_vals);
286}
287
288/*
289 * I/O conversion tables
290 */
291
292/* LGY-98, ICM, C-NET(98)E/L */
293static bus_addr_t ed98_ioaddr_generic[] = {
294 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
295};
296
297/*
298 * Definitions for Contec C-NET(98)E/L
299 */
300#define ED_CNET98EL_ICR 2 /* Interrupt Configuration Register */
301
302#define ED_CNET98EL_ICR_IRQ3 0x01
303#define ED_CNET98EL_ICR_IRQ5 0x02
304#define ED_CNET98EL_ICR_IRQ6 0x04
305#define ED_CNET98EL_ICR_IRQ12 0x20
306
307#define ED_CNET98EL_IMR 4 /* Interrupt Mask Register */
308#define ED_CNET98EL_ISR 5 /* Interrupt Status Register */
309
310/* EGY-98 */
311static bus_addr_t ed98_ioaddr_egy98[] = {
312 0, 0x02, 0x04, 0x06, 0x08, 0x0a, 0x0c, 0x0e,
313 0x100, 0x102, 0x104, 0x106, 0x108, 0x10a, 0x10c, 0x10e
314};
315
316/* SIC-98 */
317static bus_addr_t ed98_ioaddr_sic98[] = {
318 0x0000, 0x0200, 0x0400, 0x0600, 0x0800, 0x0a00, 0x0c00, 0x0e00,
319 0x1000, 0x1200, 0x1400, 0x1600, 0x1800, 0x1a00, 0x1c00, 0x1e00
320};
321
322/* LA/T-98, LD-BDN, PC-9801-77, SB-9801 */
323static bus_addr_t ed98_ioaddr_la98[] = {
324 0x0000, 0x1000, 0x2000, 0x3000, 0x4000, 0x5000, 0x6000, 0x7000,
325 0x8000, 0x9000, 0xa000, 0xb000, 0xc000, 0xd000, 0xe000, 0xf000,
326 0x0100 /* for NEC 77(see below) */
327};
328
329/*
330 * Definitions for NEC PC-9801-77
331 */
332#define ED_NEC77_IRQ 16 /* Interrupt Configuration Register */
333
334#define ED_NEC77_IRQ3 0x04
335#define ED_NEC77_IRQ5 0x06
336#define ED_NEC77_IRQ6 0x08
337#define ED_NEC77_IRQ12 0x0a
338#define ED_NEC77_IRQ13 0x02
339
340/*
341 * Definitions for Soliton SB-9801
342 */
343#define ED_SB98_CFG 1 /* Board configuration */
344
345#define ED_SB98_CFG_IRQ3 0x00
346#define ED_SB98_CFG_IRQ5 0x04
347#define ED_SB98_CFG_IRQ6 0x08
348#define ED_SB98_CFG_IRQ12 0x0c
349#define ED_SB98_CFG_ALTPORT 0x40 /* use EXTERNAL media */
350#define ED_SB98_CFG_ENABLE 0xa0 /* enable configuration */
351
352#define ED_SB98_EEPENA 2 /* EEPROM access enable */
353
354#define ED_SB98_EEPENA_DISABLE 0x00
355#define ED_SB98_EEPENA_ENABLE 0x01
356
357#define ED_SB98_EEP 3 /* EEPROM access */
358
359#define ED_SB98_EEP_SDA 0x01 /* Serial Data */
360#define ED_SB98_EEP_SCL 0x02 /* Serial Clock */
361#define ED_SB98_EEP_READ 0x01 /* Read Command */
362
363#define ED_SB98_EEP_DELAY 300
364
365#define ED_SB98_ADDRESS 0x01 /* Station Address(1-6) */
366
367#define ED_SB98_POLARITY 4 /* Polarity */
368
369/* PC-9801-108 */
370static bus_addr_t ed98_ioaddr_nec108[] = {
371 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e,
372 0x1000, 0x1002, 0x1004, 0x1006, 0x1008, 0x100a, 0x100c, 0x100e
373};
374
375/* C-NET(98) */
376static bus_addr_t ed98_ioaddr_cnet98[] = {
377 0x0000, 0x0002, 0x0004, 0x0006, 0x0008, 0x000a, 0x000c, 0x000e,
378 0x0400, 0x0402, 0x0404, 0x0406, 0x0408, 0x040a, 0x040c, 0x040e
379};
380
381/*
382 * Definitions for Contec C-NET(98)
383 */
384#define ED_CNET98_MAP_REG0L 0 /* MAPPING register0 Low */
385#define ED_CNET98_MAP_REG1L 1 /* MAPPING register1 Low */
386#define ED_CNET98_MAP_REG2L 2 /* MAPPING register2 Low */
387#define ED_CNET98_MAP_REG3L 3 /* MAPPING register3 Low */
388#define ED_CNET98_MAP_REG0H 4 /* MAPPING register0 Hi */
389#define ED_CNET98_MAP_REG1H 5 /* MAPPING register1 Hi */
390#define ED_CNET98_MAP_REG2H 6 /* MAPPING register2 Hi */
391#define ED_CNET98_MAP_REG3H 7 /* MAPPING register3 Hi */
392#define ED_CNET98_WIN_REG 8 /* Window register */
393#define ED_CNET98_INT_LEV 9 /* Init level register */
394
395#define ED_CNET98_INT_IRQ3 0x01 /* INT 0 */
396#define ED_CNET98_INT_IRQ5 0x02 /* INT 1 */
397#define ED_CNET98_INT_IRQ6 0x04 /* INT 2 */
398#define ED_CNET98_INT_IRQ9 0x08 /* INT 3 */
399#define ED_CNET98_INT_IRQ12 0x20 /* INT 5 */
400#define ED_CNET98_INT_IRQ13 0x40 /* INT 6 */
401
402#define ED_CNET98_INT_REQ 10 /* Init request register */
403#define ED_CNET98_INT_MASK 11 /* Init mask register */
404#define ED_CNET98_INT_STAT 12 /* Init status register */
405#define ED_CNET98_INT_CLR 12 /* Init clear register */
406#define ED_CNET98_RESERVE1 13
407#define ED_CNET98_RESERVE2 14
408#define ED_CNET98_RESERVE3 15
409
410/* EC/EP-98X, NC5098 */
411static bus_addr_t ed98_ioaddr_nw98x[] = {
412 0x0000, 0x0100, 0x0200, 0x0300, 0x0400, 0x0500, 0x0600, 0x0700,
413 0x0800, 0x0900, 0x0a00, 0x0b00, 0x0c00, 0x0d00, 0x0e00, 0x0f00,
414 0x1000 /* for EC/EP-98X(see below) */
415};
416
417/*
418 * Definitions for Networld EC/EP-98X
419 */
420#define ED_NW98X_IRQ 16 /* Interrupt Configuration Register */
421
422#define ED_NW98X_IRQ3 0x04
423#define ED_NW98X_IRQ5 0x06
424#define ED_NW98X_IRQ6 0x08
425#define ED_NW98X_IRQ12 0x0a
426#define ED_NW98X_IRQ13 0x02
427
428/* NC5098 ASIC */
429static bus_addr_t ed98_asic_nc5098[] = {
430/* DATA ENADDR RESET */
431 0x0000, 0x2000, 0x2100, 0x2200, 0x2300, 0x2400, 0x2500, 0x4000,
432 0, 0, 0, 0, 0, 0, 0, 0
433};
434
435/*
436 * Definitions for NextCom NC5098
437 */
438#define ED_NC5098_ENADDR 1 /* Station Address(1-6) */
439
440/*
441 * Allocate a port resource with the given resource id.
442 */
443static int
444ed98_alloc_port(device_t dev, int rid)
445{
446 struct ed_softc *sc = device_get_softc(dev);
447 struct resource *res;
448 int error;
449 bus_addr_t *io_nic, *io_asic, adj;
450 static bus_addr_t io_res[ED_NOVELL_IO_PORTS + 1];
451 int i, n;
452 int offset, reset, data;
453
454 /* Set i/o table for resource manager */
455 io_nic = io_asic = ed98_ioaddr_generic;
456 offset = ED_NOVELL_ASIC_OFFSET;
457 reset = ED_NOVELL_RESET;
458 data = ED_NOVELL_DATA;
459 n = ED_NOVELL_IO_PORTS;
460
461 switch (sc->type) {
462 case ED_TYPE98_LGY:
463 io_asic = ed98_ioaddr_egy98; /* XXX - Yes, we use egy98 */
464 offset = 0x0200;
465 reset = 8;
466 break;
467
468 case ED_TYPE98_EGY:
469 io_nic = io_asic = ed98_ioaddr_egy98;
470 offset = 0x0200;
471 reset = 8;
472 break;
473
474 case ED_TYPE98_ICM:
475 offset = 0x0100;
476 break;
477
478 case ED_TYPE98_BDN:
479 io_nic = io_asic = ed98_ioaddr_la98;
480 offset = 0x0100;
481 reset = 0x0c;
482 break;
483
484 case ED_TYPE98_SIC:
485 io_nic = io_asic = ed98_ioaddr_sic98;
486 offset = 0x2000;
487 n = 16+1;
488 break;
489
490 case ED_TYPE98_108:
491 io_nic = io_asic = ed98_ioaddr_nec108;
492 offset = 0x0888; /* XXX - overwritten after */
493 reset = 1;
494 n = 16; /* XXX - does not set ASIC i/o here */
495 break;
496
497 case ED_TYPE98_LA98:
498 io_nic = io_asic = ed98_ioaddr_la98;
499 offset = 0x0100;
500 break;
501
502 case ED_TYPE98_CNET98EL:
503 offset = 0x0400;
504 data = 0x0e;
505 break;
506
507 case ED_TYPE98_CNET98:
508 /* XXX - Yes, we use generic i/o here */
509 offset = 0x0400;
510 break;
511
512 case ED_TYPE98_NW98X:
513 io_nic = io_asic = ed98_ioaddr_nw98x;
514 offset = 0x1000;
515 break;
516
517 case ED_TYPE98_SB98:
518 io_nic = io_asic = ed98_ioaddr_la98;
519 offset = 0x0400;
520 reset = 7;
521 break;
522
523 case ED_TYPE98_NC5098:
524 io_nic = ed98_ioaddr_nw98x;
525 io_asic = ed98_asic_nc5098;
526 offset = 0x2000;
527 reset = 7;
528 n = 16+8; /* XXX */
529 break;
530 }
531
532 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET);
533 for (i = ED_NOVELL_ASIC_OFFSET; i < ED_NOVELL_IO_PORTS; i++)
534 io_res[i] = io_asic[i - ED_NOVELL_ASIC_OFFSET] + offset;
535
536 res = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid, io_res, n,
537 RF_ACTIVE);
538 if (!res)
539 return (ENOENT);
540
541 sc->port_rid = rid;
542 sc->port_res = res;
543 sc->port_used = n;
544 sc->port_bst = rman_get_bustag(res);
545 sc->port_bsh = rman_get_bushandle(res);
546
547 /* Re-map i/o table if needed */
548 switch (sc->type) {
549 case ED_TYPE98_LA98:
550 case ED_TYPE98_NW98X:
551 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
552 n++;
553 break;
554
555 case ED_TYPE98_108:
556 adj = (rman_get_start(res) & 0xf000) / 2;
557 offset = (offset | adj) - rman_get_start(res);
558
559 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++)
560 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
561 break;
562
563 case ED_TYPE98_CNET98:
564 io_nic = io_asic = ed98_ioaddr_cnet98;
565 offset = 1;
566
567 bcopy(io_nic, io_res, sizeof(io_nic[0]) * ED_NOVELL_ASIC_OFFSET);
568 for (n = ED_NOVELL_ASIC_OFFSET; n < ED_NOVELL_IO_PORTS; n++)
569 io_res[n] = io_asic[n - ED_NOVELL_ASIC_OFFSET] + offset;
570 break;
571
572 case ED_TYPE98_NC5098:
573 n = ED_NOVELL_IO_PORTS;
574 break;
575 }
576
577 if (reset != ED_NOVELL_RESET)
578 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_RESET] =
579 io_res[ED_NOVELL_ASIC_OFFSET + reset];
580 if (data != ED_NOVELL_DATA) {
581 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA] =
582 io_res[ED_NOVELL_ASIC_OFFSET + data];
583#if 0
584 io_res[ED_NOVELL_ASIC_OFFSET + ED_NOVELL_DATA + 1] =
585 io_res[ED_NOVELL_ASIC_OFFSET + data + 1];
586#endif
587 }
588
589 error = isa_load_resourcev(res, io_res, n);
590 if (error != 0)
591 return (ENOENT);
592#ifdef ED_DEBUG
593 device_printf(dev, "ed98_alloc_port: i/o ports = %d\n", n);
594 for (i = 0; i < n; i++)
595 printf("%x,", io_res[i]);
596 printf("\n");
597#endif
598 return (0);
599}
600
601static int
602ed98_alloc_memory(dev, rid)
603 device_t dev;
604 int rid;
605{
606 struct ed_softc *sc = device_get_softc(dev);
607 int error;
608 u_long conf_maddr, conf_msize;
609
610 error = bus_get_resource(dev, SYS_RES_MEMORY, 0, &conf_maddr,
611 &conf_msize);
612 if (error)
613 return (error);
614
615 if ((conf_maddr == 0) || (conf_msize == 0))
616 return (ENXIO);
617
618 error = ed_alloc_memory(dev, rid, (int) conf_msize);
619 if (error)
620 return (error);
621
622 sc->mem_start = 0;
623 sc->mem_size = conf_msize;
624
625 return (0);
626}
627
628/*
629 * Generic probe routine for testing for the existance of a DS8390.
630 * Must be called after the NIC has just been reset. This routine
631 * works by looking at certain register values that are guaranteed
632 * to be initialized a certain way after power-up or reset. Seems
633 * not to currently work on the 83C690.
634 *
635 * Specifically:
636 *
637 * Register reset bits set bits
638 * Command Register (CR) TXP, STA RD2, STP
639 * Interrupt Status (ISR) RST
640 * Interrupt Mask (IMR) All bits
641 * Data Control (DCR) LAS
642 * Transmit Config. (TCR) LB1, LB0
643 *
644 * XXX - We only check the CR register.
645 *
646 * Return 1 if 8390 was found, 0 if not.
647 */
648
649static int
650ed98_probe_generic8390(struct ed_softc *sc)
651{
652 u_char tmp = ed_nic_inb(sc, ED_P0_CR);
653#ifdef DIAGNOSTIC
654 printf("ed?: inb(ED_P0_CR)=%x\n", tmp);
655#endif
656 if ((tmp & (ED_CR_RD2 | ED_CR_TXP | ED_CR_STA | ED_CR_STP)) !=
657 (ED_CR_RD2 | ED_CR_STP))
658 return (0);
659
660 (void) ed_nic_inb(sc, ED_P0_ISR);
661
662 return (1);
663}
664
665static int
666ed98_probe_Novell(device_t dev, int port_rid, int flags)
667{
668 struct ed_softc *sc = device_get_softc(dev);
669 int error;
670 int n;
671 u_char romdata[ETHER_ADDR_LEN * 2], tmp;
672
673#ifdef ED_DEBUG
674 device_printf(dev, "ed98_probe_Novell: start\n");
675#endif
676 error = ed98_alloc_port(dev, port_rid);
677 if (error)
678 return (error);
679
680 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
681 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
682
683 /* Reset the board */
684#ifdef ED_DEBUG
685 device_printf(dev, "ed98_probe_Novell: reset\n");
686#endif
687 switch (sc->type) {
688#if 1 /* XXX - I'm not sure this is really necessary... */
689 case ED_TYPE98_BDN:
690 tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
691 ed_asic_outb(sc, ED_NOVELL_RESET, (tmp & 0xf0) | 0x08);
692 ed_nic_outb(sc, 0x04, tmp);
693 (void) ed_asic_inb(sc, 0x08);
694 ed_asic_outb(sc, 0x08, tmp);
695 ed_asic_outb(sc, 0x08, tmp & 0x7f);
696 break;
697#endif
698 case ED_TYPE98_NC5098:
699 ed_asic_outb(sc, ED_NOVELL_RESET, 0x00);
700 DELAY(5000);
701 ed_asic_outb(sc, ED_NOVELL_RESET, 0x01);
702 break;
703
704 default:
705 tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
706
707 /*
708 * I don't know if this is necessary; probably cruft leftover from
709 * Clarkson packet driver code. Doesn't do a thing on the boards I've
710 * tested. -DG [note that an outb(0x84, 0) seems to work here, and is
711 * non-invasive...but some boards don't seem to reset and I don't have
712 * complete documentation on what the 'right' thing to do is...so we
713 * do the invasive thing for now. Yuck.]
714 */
715 ed_asic_outb(sc, ED_NOVELL_RESET, tmp);
716 break;
717 }
718 DELAY(5000);
719
720 /*
721 * This is needed because some NE clones apparently don't reset the
722 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
723 * - this makes the probe invasive! ...Done against my better
724 * judgement. -DLG
725 */
726 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
727 DELAY(5000);
728
729 /* Make sure that we really have an 8390 based board */
730 if (!ed98_probe_generic8390(sc))
731 return (ENXIO);
732
733 /* Test memory via PIO */
734#ifdef ED_DEBUG
735 device_printf(dev, "ed98_probe_Novell: test memory\n");
736#endif
737 sc->cr_proto = ED_CR_RD2;
738 if (!ed_pio_testmem(sc, 8192, 0, flags) &&
739 !ed_pio_testmem(sc, 16384, 1, flags))
740 return (ENXIO);
741
742 /* Setup the board type */
743#ifdef ED_DEBUG
744 device_printf(dev, "ed98_probe_Novell: board type\n");
745#endif
746 switch (sc->type) {
747 case ED_TYPE98_BDN:
748 sc->type_str = "LD-BDN";
749 break;
750 case ED_TYPE98_EGY:
751 sc->type_str = "EGY-98";
752 break;
753 case ED_TYPE98_LGY:
754 sc->type_str = "LGY-98";
755 break;
756 case ED_TYPE98_ICM:
757 sc->type_str = "ICM";
758 break;
759 case ED_TYPE98_108:
760 sc->type_str = "PC-9801-108";
761 break;
762 case ED_TYPE98_LA98:
763 sc->type_str = "LA-98";
764 break;
765 case ED_TYPE98_NW98X:
766 sc->type_str = "NW98X";
767 break;
768 case ED_TYPE98_NC5098:
769 sc->type_str = "NC5098";
770 break;
771 default:
772 sc->type_str = NULL;
773 break;
774 }
775
776 /* Get station address */
777 switch (sc->type) {
778 case ED_TYPE98_NC5098:
779 for (n = 0; n < ETHER_ADDR_LEN; n++)
780 sc->enaddr[n] = ed_asic_inb(sc, ED_NC5098_ENADDR + n);
781 break;
782
783 default:
784 ed_pio_readmem(sc, 0, romdata, sizeof(romdata));
785 for (n = 0; n < ETHER_ADDR_LEN; n++)
786 sc->enaddr[n] = romdata[n * (sc->isa16bit + 1)];
787 break;
788 }
789
790 /* clear any pending interrupts that might have occurred above */
791 ed_nic_outb(sc, ED_P0_ISR, 0xff);
792
793 sc->sc_write_mbufs = ed_pio_write_mbufs;
794 return (0);
795}
796
797/*
798 * Probe and vendor-specific initialization routine for SIC-98 boards
799 */
800static int
801ed_probe_SIC98(device_t dev, int port_rid, int flags)
802{
803 struct ed_softc *sc = device_get_softc(dev);
804 int error;
805 int i;
806 u_char sum;
807
808 /*
809 * Setup card RAM and I/O address
810 * Kernel Virtual to segment C0000-DFFFF????
811 */
812 error = ed98_alloc_port(dev, port_rid);
813 if (error)
814 return (error);
815
816 sc->asic_offset = ED_SIC_ASIC_OFFSET;
817 sc->nic_offset = ED_SIC_NIC_OFFSET;
818
819 error = ed98_alloc_memory(dev, 0);
820 if (error)
821 return (error);
822
823 /* Reset card to force it into a known state. */
824 ed_asic_outb(sc, 0, 0x00);
825 DELAY(100);
826 if (ED_TYPE98SUB(flags) == 0) {
827 /* SIC-98/SIU-98 */
828 ed_asic_outb(sc, 0, 0x94);
829 DELAY(100);
830 ed_asic_outb(sc, 0, 0x94);
831 } else {
832 /* SIU-98-D */
833 ed_asic_outb(sc, 0, 0x80);
834 DELAY(100);
835 ed_asic_outb(sc, 0, 0x94);
836 DELAY(100);
837 ed_asic_outb(sc, 0, 0x9e);
838 }
839 DELAY(100);
840
841 /*
842 * Here we check the card ROM, if the checksum passes, and the
843 * type code and ethernet address check out, then we know we have
844 * an SIC card.
845 */
846 sum = bus_space_read_1(sc->mem_bst, sc->mem_bsh, 6 * 2);
847 for (i = 0; i < ETHER_ADDR_LEN; i++)
848 sum ^= (sc->enaddr[i] =
849 bus_space_read_1(sc->mem_bst, sc->mem_bsh, i * 2));
850#ifdef ED_DEBUG
851 device_printf(dev, "ed_probe_sic98: got address %6D\n",
852 sc->enaddr, ":");
853#endif
854 if (sum != 0)
855 return (ENXIO);
856 if ((sc->enaddr[0] | sc->enaddr[1] | sc->enaddr[2]) == 0)
857 return (ENXIO);
858
859 sc->vendor = ED_VENDOR_SIC;
860 sc->type_str = "SIC98";
861 sc->isa16bit = 1;
862 sc->cr_proto = 0;
863
864 /*
865 * SIC RAM page 0x0000-0x3fff(or 0x7fff)
866 */
867 if (ED_TYPE98SUB(flags) == 0)
868 ed_asic_outb(sc, 0, 0x90);
869 else
870 ed_asic_outb(sc, 0, 0x8e);
871 DELAY(100);
872
873 error = ed_clear_memory(dev);
874 if (error)
875 return (error);
876
877 sc->mem_shared = 1;
878 sc->mem_end = sc->mem_start + sc->mem_size;
879
880 /*
881 * allocate one xmit buffer if < 16k, two buffers otherwise
882 */
883 if ((sc->mem_size < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING))
884 sc->txb_cnt = 1;
885 else
886 sc->txb_cnt = 2;
887 sc->tx_page_start = 0;
888
889 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE * sc->txb_cnt;
890 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE;
891
892 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE;
893
894 sc->sc_write_mbufs = ed_shmem_write_mbufs;
895 return (0);
896}
897
898/*
899 * Contec C-NET(98) series support routines
900 */
901static void
902ed_reset_CNET98(struct ed_softc *sc, int flags)
903{
904 u_int init_addr = ED_CNET98_INIT;
905 u_char tmp;
906
907 /* Choose initial register address */
908 if (ED_TYPE98SUB(flags) != 0) {
909 init_addr = ED_CNET98_INIT2;
910 }
911#ifdef ED_DEBUG
912 printf("ed?: initial register=%x\n", init_addr);
913#endif
914 /*
915 * Reset the board to force it into a known state.
916 */
917 outb(init_addr, 0x00); /* request */
918 DELAY(5000);
919 outb(init_addr, 0x01); /* cancel */
920 DELAY(5000);
921
922 /*
923 * Set I/O address(A15-12) and cpu type
924 *
925 * AAAAIXXC(8bit)
926 * AAAA: A15-A12, I: I/O enable, XX: reserved, C: CPU type
927 *
928 * CPU type is 1:80286 or higher, 0:not.
929 * But FreeBSD runs under i386 or higher, thus it must be 1.
930 */
931 tmp = (rman_get_start(sc->port_res) & 0xf000) >> 8;
932 tmp |= (0x08 | 0x01);
933#ifdef ED_DEBUG
934 printf("ed?: outb(%x, %x)\n", init_addr + 2, tmp);
935#endif
936 outb(init_addr + 2, tmp);
937 DELAY(5000);
938
939 /*
940 * This is needed because some NE clones apparently don't reset the
941 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
942 * - this makes the probe invasive! ...Done against my better
943 * judgement. -DLG
944 */
945 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
946 DELAY(5000);
947}
948
949static void
950ed_winsel_CNET98(struct ed_softc *sc, u_short bank)
951{
952 u_char mem = (rman_get_start(sc->mem_res) >> 12) & 0xff;
953
954 /*
955 * Disable window memory
956 * bit7 is 0:disable
957 */
958 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem & 0x7f);
959 DELAY(10);
960
961 /*
962 * Select window address
963 * FreeBSD address 0xf00xxxxx
964 */
965 ed_asic_outb(sc, ED_CNET98_MAP_REG0L, bank & 0xff);
966 DELAY(10);
967 ed_asic_outb(sc, ED_CNET98_MAP_REG0H, (bank >> 8) & 0xff);
968 DELAY(10);
969 ed_asic_outb(sc, ED_CNET98_MAP_REG1L, 0x00);
970 DELAY(10);
971 ed_asic_outb(sc, ED_CNET98_MAP_REG1H, 0x41);
972 DELAY(10);
973 ed_asic_outb(sc, ED_CNET98_MAP_REG2L, 0x00);
974 DELAY(10);
975 ed_asic_outb(sc, ED_CNET98_MAP_REG2H, 0x42);
976 DELAY(10);
977 ed_asic_outb(sc, ED_CNET98_MAP_REG3L, 0x00);
978 DELAY(10);
979 ed_asic_outb(sc, ED_CNET98_MAP_REG3H, 0x43);
980 DELAY(10);
981
982 /*
983 * Enable window memory(16Kbyte)
984 * bit7 is 1:enable
985 */
986#ifdef ED_DEBUG
987 printf("ed?: window start address=%x\n", mem);
988#endif
989 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem);
990 DELAY(10);
991}
992
993/*
994 * Probe and vendor-specific initialization routine for C-NET(98) boards
995 */
996static int
997ed_probe_CNET98(device_t dev, int port_rid, int flags)
998{
999 struct ed_softc *sc = device_get_softc(dev);
1000 int error;
1001 u_char tmp;
1002 u_long conf_irq, junk;
1003#ifdef DIAGNOSTIC
1004 u_char tmp_s;
1005#endif
1006
1007 error = ed98_alloc_port(dev, port_rid);
1008 if (error)
1009 return (error);
1010
1011 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1012 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1013
1014 error = ed98_alloc_memory(dev, 0);
1015 if (error)
1016 return (error);
1017
1018 /* Check I/O address. 0x[a-f]3d0 are allowed. */
1019 if (((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0)
1020 || ((rman_get_start(sc->port_res) & 0xf000) < (u_short) 0xa000)) {
1021#ifdef DIAGNOSTIC
1022 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1023 "must be %s for %s\n", rman_get_start(sc->port_res),
1024 "0x[a-f]3d0", "CNET98");
1025#endif
1026 return (ENXIO);
1027 }
1028
1029#ifdef DIAGNOSTIC
1030 /* Check window area address */
1031 tmp_s = rman_get_start(sc->mem_res) >> 12;
1032 if (tmp_s < 0x80) {
1033 device_printf(dev, "Please change window address(0x%lx)\n",
1034 rman_get_start(sc->mem_res));
1035 return (ENXIO);
1036 }
1037
1038 tmp_s &= 0x0f;
1039 tmp = rman_get_start(sc->port_res) >> 12;
1040 if ((tmp_s <= tmp) && (tmp < (tmp_s + 4))) {
1041 device_printf(dev, "Please change iobase address(0x%lx) "
1042 "or window address(0x%lx)\n",
1043 rman_get_start(sc->port_res),
1044 rman_get_start(sc->mem_res));
1045 return (ENXIO);
1046 }
1047#endif
1048 /* Reset the board */
1049 ed_reset_CNET98(sc, flags);
1050
1051 /*
1052 * This is needed because some NE clones apparently don't reset the
1053 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1054 * - this makes the probe invasive! ...Done against my better
1055 * judgement. -DLG
1056 */
1057 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1058 DELAY(5000);
1059
1060 /* Make sure that we really have an 8390 based board */
1061 if (!ed98_probe_generic8390(sc))
1062 return (ENXIO);
1063
1064 /*
1065 * Set window ethernet address area
1066 * board memory base 0x480000 data 256byte
1067 */
1068 ed_winsel_CNET98(sc, 0x4800);
1069
1070 /*
1071 * Get station address from on-board ROM
1072 */
1073 bus_space_read_region_1(sc->mem_bst, sc->mem_bsh, sc->mem_start,
1074 sc->enaddr, ETHER_ADDR_LEN);
1075
1076 sc->vendor = ED_VENDOR_MISC;
1077 sc->type_str = "CNET98";
1078 sc->isa16bit = 0;
1079 sc->cr_proto = ED_CR_RD2;
1080
1081 /*
1082 * Set window buffer memory area
1083 * board memory base 0x400000 data 16kbyte
1084 */
1085 ed_winsel_CNET98(sc, 0x4000);
1086
1087 error = ed_clear_memory(dev);
1088 if (error)
1089 return (error);
1090
1091 sc->mem_shared = 1;
1092 sc->mem_end = sc->mem_start + sc->mem_size;
1093
1094 sc->txb_cnt = 1; /* XXX */
1095 sc->tx_page_start = 0;
1096
1097 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE;
1098 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE;
1099
1100 sc->mem_ring = sc->mem_start + ED_PAGE_SIZE * ED_TXBUF_SIZE;
1101
1102 /*
1103 * Set interrupt level
1104 */
1105 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1106 if (error)
1107 return (error);
1108
1109 switch (conf_irq) {
1110 case 3:
1111 tmp = ED_CNET98_INT_IRQ3;
1112 break;
1113 case 5:
1114 tmp = ED_CNET98_INT_IRQ5;
1115 break;
1116 case 6:
1117 tmp = ED_CNET98_INT_IRQ6;
1118 break;
1119 case 9:
1120 tmp = ED_CNET98_INT_IRQ9;
1121 break;
1122 case 12:
1123 tmp = ED_CNET98_INT_IRQ12;
1124 break;
1125 case 13:
1126 tmp = ED_CNET98_INT_IRQ13;
1127 break;
1128 default:
1129 device_printf(dev, "Invalid irq configuration (%ld) must be "
1130 "%s for %s\n", conf_irq, "3,5,6,9,12,13", "CNET98");
1131 return (ENXIO);
1132 }
1133 ed_asic_outb(sc, ED_CNET98_INT_LEV, tmp);
1134 DELAY(1000);
1135 /*
1136 * Set interrupt mask.
1137 * bit7:1 all interrupt mask
1138 * bit1:1 timer interrupt mask
1139 * bit0:0 NS controler interrupt enable
1140 */
1141 ed_asic_outb(sc, ED_CNET98_INT_MASK, 0x7e);
1142 DELAY(1000);
1143
1144 sc->sc_write_mbufs = ed_shmem_write_mbufs;
1145 return (0);
1146}
1147
1148/*
1149 * Probe and vendor-specific initialization routine for C-NET(98)E/L boards
1150 */
1151static int
1152ed_probe_CNET98EL(device_t dev, int port_rid, int flags)
1153{
1154 struct ed_softc *sc = device_get_softc(dev);
1155 int error;
1156 int i;
1157 u_char romdata[ETHER_ADDR_LEN * 2], tmp;
1158 u_long conf_irq, junk;
1159
1160 error = ed98_alloc_port(dev, port_rid);
1161 if (error)
1162 return (error);
1163
1164 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1165 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1166
1167 /* Check I/O address. 0x[0-f]3d0 are allowed. */
1168 if ((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0) {
1169#ifdef DIAGNOSTIC
1170 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1171 "must be %s for %s\n", rman_get_start(sc->port_res),
1172 "0x?3d0", "CNET98E/L");
1173#endif
1174 return (ENXIO);
1175 }
1176
1177 /* Reset the board */
1178 ed_reset_CNET98(sc, flags);
1179
1180 /*
1181 * This is needed because some NE clones apparently don't reset the
1182 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1183 * - this makes the probe invasive! ...Done against my better
1184 * judgement. -DLG
1185 */
1186 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1187 DELAY(5000);
1188
1189 /* Make sure that we really have an 8390 based board */
1190 if (!ed98_probe_generic8390(sc))
1191 return (ENXIO);
1192
1193 /* Test memory via PIO */
1194 sc->cr_proto = ED_CR_RD2;
1195 if (!ed_pio_testmem(sc, ED_CNET98EL_PAGE_OFFSET, 1, flags))
1196 return (ENXIO);
1197
1198 /* This looks like a C-NET(98)E/L board. */
1199 sc->type_str = "CNET98E/L";
1200
1201 /*
1202 * Set IRQ. C-NET(98)E/L only allows a choice of irq 3,5,6.
1203 */
1204 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1205 if (error)
1206 return (error);
1207
1208 switch (conf_irq) {
1209 case 3:
1210 tmp = ED_CNET98EL_ICR_IRQ3;
1211 break;
1212 case 5:
1213 tmp = ED_CNET98EL_ICR_IRQ5;
1214 break;
1215 case 6:
1216 tmp = ED_CNET98EL_ICR_IRQ6;
1217 break;
1218#if 0
1219 case 12:
1220 tmp = ED_CNET98EL_ICR_IRQ12;
1221 break;
1222#endif
1223 default:
1224 device_printf(dev, "Invalid irq configuration (%ld) must be "
1225 "%s for %s\n", conf_irq, "3,5,6", "CNET98E/L");
1226 return (ENXIO);
1227 }
1228 ed_asic_outb(sc, ED_CNET98EL_ICR, tmp);
1229 ed_asic_outb(sc, ED_CNET98EL_IMR, 0x7e);
1230
1231 /* Get station address from on-board ROM */
1232 ed_pio_readmem(sc, 16384, romdata, sizeof(romdata));
1233 for (i = 0; i < ETHER_ADDR_LEN; i++)
1234 sc->enaddr[i] = romdata[i * 2];
1235
1236 /* clear any pending interrupts that might have occurred above */
1237 ed_nic_outb(sc, ED_P0_ISR, 0xff);
1238
1239 sc->sc_write_mbufs = ed_pio_write_mbufs;
1240 return (0);
1241}
1242
1243/*
1244 * Probe and vendor-specific initialization routine for PC-9801-77 boards
1245 */
1246static int
1247ed_probe_NEC77(device_t dev, int port_rid, int flags)
1248{
1249 struct ed_softc *sc = device_get_softc(dev);
1250 int error;
1251 u_char tmp;
1252 u_long conf_irq, junk;
1253
1254 error = ed98_probe_Novell(dev, port_rid, flags);
1255 if (error)
1256 return (error);
1257
1258 /* LA/T-98 does not need IRQ setting. */
1259 if (ED_TYPE98SUB(flags) == 0)
1260 return (0);
1261
1262 /*
1263 * Set IRQ. PC-9801-77 only allows a choice of irq 3,5,6,12,13.
1264 */
1265 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1266 if (error)
1267 return (error);
1268
1269 switch (conf_irq) {
1270 case 3:
1271 tmp = ED_NEC77_IRQ3;
1272 break;
1273 case 5:
1274 tmp = ED_NEC77_IRQ5;
1275 break;
1276 case 6:
1277 tmp = ED_NEC77_IRQ6;
1278 break;
1279 case 12:
1280 tmp = ED_NEC77_IRQ12;
1281 break;
1282 case 13:
1283 tmp = ED_NEC77_IRQ13;
1284 break;
1285 default:
1286 device_printf(dev, "Invalid irq configuration (%ld) must be "
1287 "%s for %s\n", conf_irq, "3,5,6,12,13", "PC-9801-77");
1288 return (ENXIO);
1289 }
1290 ed_asic_outb(sc, ED_NEC77_IRQ, tmp);
1291
1292 return (0);
1293}
1294
1295/*
1296 * Probe and vendor-specific initialization routine for EC/EP-98X boards
1297 */
1298static int
1299ed_probe_NW98X(device_t dev, int port_rid, int flags)
1300{
1301 struct ed_softc *sc = device_get_softc(dev);
1302 int error;
1303 u_char tmp;
1304 u_long conf_irq, junk;
1305
1306 error = ed98_probe_Novell(dev, port_rid, flags);
1307 if (error)
1308 return (error);
1309
1310 /* Networld 98X3 does not need IRQ setting. */
1311 if (ED_TYPE98SUB(flags) == 0)
1312 return (0);
1313
1314 /*
1315 * Set IRQ. EC/EP-98X only allows a choice of irq 3,5,6,12,13.
1316 */
1317 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1318 if (error)
1319 return (error);
1320
1321 switch (conf_irq) {
1322 case 3:
1323 tmp = ED_NW98X_IRQ3;
1324 break;
1325 case 5:
1326 tmp = ED_NW98X_IRQ5;
1327 break;
1328 case 6:
1329 tmp = ED_NW98X_IRQ6;
1330 break;
1331 case 12:
1332 tmp = ED_NW98X_IRQ12;
1333 break;
1334 case 13:
1335 tmp = ED_NW98X_IRQ13;
1336 break;
1337 default:
1338 device_printf(dev, "Invalid irq configuration (%ld) must be "
1339 "%s for %s\n", conf_irq, "3,5,6,12,13", "EC/EP-98X");
1340 return (ENXIO);
1341 }
1342 ed_asic_outb(sc, ED_NW98X_IRQ, tmp);
1343
1344 return (0);
1345}
1346
1347/*
1348 * Read SB-9801 station address from Serial Two-Wire EEPROM
1349 */
1350static void
1351ed_get_SB98(struct ed_softc *sc)
1352{
1353 int i, j;
1354 u_char mask, val;
1355
1356 /* enable EEPROM acceess */
1357 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_ENABLE);
1358
1359 /* output start command */
1360 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1361 DELAY(ED_SB98_EEP_DELAY);
1362 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1363 DELAY(ED_SB98_EEP_DELAY);
1364
1365 /* output address (7bit) */
1366 for (mask = 0x40; mask != 0; mask >>= 1) {
1367 val = 0;
1368 if (ED_SB98_ADDRESS & mask)
1369 val = ED_SB98_EEP_SDA;
1370 ed_asic_outb(sc, ED_SB98_EEP, val);
1371 DELAY(ED_SB98_EEP_DELAY);
1372 ed_asic_outb(sc, ED_SB98_EEP, val | ED_SB98_EEP_SCL);
1373 DELAY(ED_SB98_EEP_DELAY);
1374 }
1375
1376 /* output READ command */
1377 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ);
1378 DELAY(ED_SB98_EEP_DELAY);
1379 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ | ED_SB98_EEP_SCL);
1380 DELAY(ED_SB98_EEP_DELAY);
1381
1382 /* read station address */
1383 for (i = 0; i < ETHER_ADDR_LEN; i++) {
1384 /* output ACK */
1385 ed_asic_outb(sc, ED_SB98_EEP, 0);
1386 DELAY(ED_SB98_EEP_DELAY);
1387 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1388 DELAY(ED_SB98_EEP_DELAY);
1389
1390 val = 0;
1391 for (j = 0; j < 8; j++) {
1392 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA);
1393 DELAY(ED_SB98_EEP_DELAY);
1394 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1395 DELAY(ED_SB98_EEP_DELAY);
1396 val <<= 1;
1397 val |= (ed_asic_inb(sc, ED_SB98_EEP) & ED_SB98_EEP_SDA);
1398 DELAY(ED_SB98_EEP_DELAY);
1399 }
1400 sc->enaddr[i] = val;
1401 }
1402
1403 /* output Last ACK */
1404 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA);
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 /* output stop command */
1410 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1411 DELAY(ED_SB98_EEP_DELAY);
1412 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1413 DELAY(ED_SB98_EEP_DELAY);
1414
1415 /* disable EEPROM access */
1416 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_DISABLE);
1417}
1418
1419/*
1420 * Probe and vendor-specific initialization routine for SB-9801 boards
1421 */
1422static int
1423ed_probe_SB98(device_t dev, int port_rid, int flags)
1424{
1425 struct ed_softc *sc = device_get_softc(dev);
1426 int error;
1427 u_char tmp;
1428 u_long conf_irq, junk;
1429
1430 error = ed98_alloc_port(dev, port_rid);
1431 if (error)
1432 return (error);
1433
1434 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1435 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1436
1437 /* Check I/O address. 00d[02468ace] are allowed. */
1438 if ((rman_get_start(sc->port_res) & ~0x000e) != 0x00d0) {
1439#ifdef DIAGNOSTIC
1440 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1441 "must be %s for %s\n", rman_get_start(sc->port_res),
1442 "0xd?", "SB9801");
1443#endif
1444 return (ENXIO);
1445 }
1446
1447 /* Write I/O port address and read 4 times */
1448 outb(ED_SB98_IO_INHIBIT, rman_get_start(sc->port_res) & 0xff);
1449 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1450 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1451 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1452 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1453
1454 /*
1455 * Check IRQ. Soliton SB-9801 only allows a choice of
1456 * irq 3,5,6,12
1457 */
1458 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1459 if (error)
1460 return (error);
1461
1462 switch (conf_irq) {
1463 case 3:
1464 tmp = ED_SB98_CFG_IRQ3;
1465 break;
1466 case 5:
1467 tmp = ED_SB98_CFG_IRQ5;
1468 break;
1469 case 6:
1470 tmp = ED_SB98_CFG_IRQ6;
1471 break;
1472 case 12:
1473 tmp = ED_SB98_CFG_IRQ12;
1474 break;
1475 default:
1476 device_printf(dev, "Invalid irq configuration (%ld) must be "
1477 "%s for %s\n", conf_irq, "3,5,6,12", "SB9801");
1478 return (ENXIO);
1479 }
1480
1481 if (flags & ED_FLAGS_DISABLE_TRANCEIVER)
1482 tmp |= ED_SB98_CFG_ALTPORT;
1483 ed_asic_outb(sc, ED_SB98_CFG, ED_SB98_CFG_ENABLE | tmp);
1484 ed_asic_outb(sc, ED_SB98_POLARITY, 0x01);
1485
1486 /* Reset the board. */
1487 ed_asic_outb(sc, ED_NOVELL_RESET, 0x7a);
1488 DELAY(300);
1489 ed_asic_outb(sc, ED_NOVELL_RESET, 0x79);
1490 DELAY(300);
1491
1492 /*
1493 * This is needed because some NE clones apparently don't reset the
1494 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1495 * - this makes the probe invasive! ...Done against my better
1496 * judgement. -DLG
1497 */
1498 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1499 DELAY(5000);
1500
1501 /* Make sure that we really have an 8390 based board */
1502 if (!ed98_probe_generic8390(sc))
1503 return (ENXIO);
1504
1505 /* Test memory via PIO */
1506 sc->cr_proto = ED_CR_RD2;
1507 if (!ed_pio_testmem(sc, 16384, 1, flags))
1508 return (ENXIO);
1509
1510 /* This looks like an SB9801 board. */
1511 sc->type_str = "SB9801";
1512
1513 /* Get station address */
1514 ed_get_SB98(sc);
1515
1516 /* clear any pending interrupts that might have occurred above */
1517 ed_nic_outb(sc, ED_P0_ISR, 0xff);
1518
1519 sc->sc_write_mbufs = ed_pio_write_mbufs;
1520 return (0);
1521}
1522
1523/*
1524 * Test the ability to read and write to the NIC memory.
1525 */
1526static int
1527ed_pio_testmem(struct ed_softc *sc, int page_offset, int isa16bit, int flags)
1528{
1529 u_long memsize;
1530 static char test_pattern[32] = "THIS is A memory TEST pattern";
1531 char test_buffer[32];
1532#ifdef DIAGNOSTIC
1533 int page_end;
1534#endif
1535
1536 sc->vendor = ED_VENDOR_NOVELL;
1537 sc->mem_shared = 0;
1538 sc->isa16bit = isa16bit;
1539
1540 /* 8k of memory plus an additional 8k if 16bit */
1541 memsize = (isa16bit ? 16384 : 8192);
1542
1543 /*
1544 * This prevents packets from being stored in the NIC memory when the
1545 * readmem routine turns on the start bit in the CR.
1546 */
1547 ed_nic_outb(sc, ED_P0_RCR, ED_RCR_MON);
1548
1549 /* Initialize DCR for byte/word operations */
1550 if (isa16bit)
1551 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_WTS | ED_DCR_FT1 | ED_DCR_LS);
1552 else
1553 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_FT1 | ED_DCR_LS);
1554 ed_nic_outb(sc, ED_P0_PSTART, page_offset / ED_PAGE_SIZE);
1555 ed_nic_outb(sc, ED_P0_PSTOP, (page_offset + memsize) / ED_PAGE_SIZE);
1556#ifdef ED_DEBUG
1557 printf("ed?: ed_pio_testmem: page start=%x, end=%lx",
1558 page_offset, page_offset + memsize);
1559#endif
1560
1561 /*
1562 * Write a test pattern. If this fails, then we don't know
1563 * what this board is.
1564 */
1565 ed_pio_writemem(sc, test_pattern, page_offset, sizeof(test_pattern));
1566 ed_pio_readmem(sc, page_offset, test_buffer, sizeof(test_pattern));
1567
1568 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) {
1569#ifdef ED_DEBUG
1570 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_offset);
1571#endif
1572 return (0);
1573 }
1574
1575#ifdef DIAGNOSTIC
1576 /* Check the bottom. */
1577 page_end = page_offset + memsize - ED_PAGE_SIZE;
1578 ed_pio_writemem(sc, test_pattern, page_end, sizeof(test_pattern));
1579 ed_pio_readmem(sc, page_end, test_buffer, sizeof(test_pattern));
1580
1581 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) {
1582#ifdef ED_DEBUG
1583 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_end);
1584#endif
1585 return (0);
1586 }
1587#endif
1588 sc->mem_size = memsize;
1589 sc->mem_start = page_offset;
1590 sc->mem_end = sc->mem_start + memsize;
1591 sc->tx_page_start = page_offset / ED_PAGE_SIZE;
1592
1593 /*
1594 * Use one xmit buffer if < 16k, two buffers otherwise (if not told
1595 * otherwise).
1596 */
1597 if ((memsize < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING))
1598 sc->txb_cnt = 1;
1599 else
1600 sc->txb_cnt = 2;
1601
1602 sc->rec_page_start = sc->tx_page_start + sc->txb_cnt * ED_TXBUF_SIZE;
1603 sc->rec_page_stop = sc->tx_page_start + memsize / ED_PAGE_SIZE;
1604
1605 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE;
1606
1607 return (1);
1608}
1609
1610static device_method_t ed_cbus_methods[] = {
1611 /* Device interface */
1612 DEVMETHOD(device_probe, ed_cbus_probe),
1613 DEVMETHOD(device_attach, ed_cbus_attach),
1614 DEVMETHOD(device_detach, ed_detach),
1615
1616 { 0, 0 }
1617};
1618
1619static driver_t ed_cbus_driver = {
1620 "ed",
1621 ed_cbus_methods,
1622 sizeof(struct ed_softc)
1623};
1624
1625DRIVER_MODULE(ed, isa, ed_cbus_driver, ed_devclass, 0, 0);
1626MODULE_DEPEND(ed, isa, 1, 1, 1);
1627MODULE_DEPEND(ed, ether, 1, 1, 1);