1/*-
2 * Copyright (c) 1995, David Greenman
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice unmodified, this list of conditions, and the following
10 * disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
|
27 * $FreeBSD: head/sys/dev/ed/if_ed_cbus.c 147256 2005-06-10 16:49:24Z brooks $
|
| 27 * $FreeBSD: head/sys/dev/ed/if_ed_cbus.c 149558 2005-08-28 23:56:25Z 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,
|
| 245 error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET | INTR_MPSAFE, |
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);
|
| 619 sc->mem_start = 0; |
620 sc->mem_size = conf_msize;
621
622 return (0);
623}
624
625/*
626 * Generic probe routine for testing for the existance of a DS8390.
627 * Must be called after the NIC has just been reset. This routine
628 * works by looking at certain register values that are guaranteed
629 * to be initialized a certain way after power-up or reset. Seems
630 * not to currently work on the 83C690.
631 *
632 * Specifically:
633 *
634 * Register reset bits set bits
635 * Command Register (CR) TXP, STA RD2, STP
636 * Interrupt Status (ISR) RST
637 * Interrupt Mask (IMR) All bits
638 * Data Control (DCR) LAS
639 * Transmit Config. (TCR) LB1, LB0
640 *
641 * XXX - We only check the CR register.
642 *
643 * Return 1 if 8390 was found, 0 if not.
644 */
645
646static int
647ed98_probe_generic8390(struct ed_softc *sc)
648{
649 u_char tmp = ed_nic_inb(sc, ED_P0_CR);
650#ifdef DIAGNOSTIC
651 printf("ed?: inb(ED_P0_CR)=%x\n", tmp);
652#endif
653 if ((tmp & (ED_CR_RD2 | ED_CR_TXP | ED_CR_STA | ED_CR_STP)) !=
654 (ED_CR_RD2 | ED_CR_STP))
655 return (0);
656
657 (void) ed_nic_inb(sc, ED_P0_ISR);
658
659 return (1);
660}
661
662static int
663ed98_probe_Novell(device_t dev, int port_rid, int flags)
664{
665 struct ed_softc *sc = device_get_softc(dev);
666 int error;
667 int n;
668 u_char romdata[ETHER_ADDR_LEN * 2], tmp;
669
670#ifdef ED_DEBUG
671 device_printf(dev, "ed98_probe_Novell: start\n");
672#endif
673 error = ed98_alloc_port(dev, port_rid);
674 if (error)
675 return (error);
676
677 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
678 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
679
680 /* Reset the board */
681#ifdef ED_DEBUG
682 device_printf(dev, "ed98_probe_Novell: reset\n");
683#endif
684 switch (sc->type) {
685#if 1 /* XXX - I'm not sure this is really necessary... */
686 case ED_TYPE98_BDN:
687 tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
688 ed_asic_outb(sc, ED_NOVELL_RESET, (tmp & 0xf0) | 0x08);
689 ed_nic_outb(sc, 0x04, tmp);
690 (void) ed_asic_inb(sc, 0x08);
691 ed_asic_outb(sc, 0x08, tmp);
692 ed_asic_outb(sc, 0x08, tmp & 0x7f);
693 break;
694#endif
695 case ED_TYPE98_NC5098:
696 ed_asic_outb(sc, ED_NOVELL_RESET, 0x00);
697 DELAY(5000);
698 ed_asic_outb(sc, ED_NOVELL_RESET, 0x01);
699 break;
700
701 default:
702 tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
703
704 /*
705 * I don't know if this is necessary; probably cruft leftover from
706 * Clarkson packet driver code. Doesn't do a thing on the boards I've
707 * tested. -DG [note that an outb(0x84, 0) seems to work here, and is
708 * non-invasive...but some boards don't seem to reset and I don't have
709 * complete documentation on what the 'right' thing to do is...so we
710 * do the invasive thing for now. Yuck.]
711 */
712 ed_asic_outb(sc, ED_NOVELL_RESET, tmp);
713 break;
714 }
715 DELAY(5000);
716
717 /*
718 * This is needed because some NE clones apparently don't reset the
719 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
720 * - this makes the probe invasive! ...Done against my better
721 * judgement. -DLG
722 */
723 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
724 DELAY(5000);
725
726 /* Make sure that we really have an 8390 based board */
727 if (!ed98_probe_generic8390(sc))
728 return (ENXIO);
729
730 /* Test memory via PIO */
731#ifdef ED_DEBUG
732 device_printf(dev, "ed98_probe_Novell: test memory\n");
733#endif
734 sc->cr_proto = ED_CR_RD2;
735 if (!ed_pio_testmem(sc, 8192, 0, flags) &&
736 !ed_pio_testmem(sc, 16384, 1, flags))
737 return (ENXIO);
738
739 /* Setup the board type */
740#ifdef ED_DEBUG
741 device_printf(dev, "ed98_probe_Novell: board type\n");
742#endif
743 switch (sc->type) {
744 case ED_TYPE98_BDN:
745 sc->type_str = "LD-BDN";
746 break;
747 case ED_TYPE98_EGY:
748 sc->type_str = "EGY-98";
749 break;
750 case ED_TYPE98_LGY:
751 sc->type_str = "LGY-98";
752 break;
753 case ED_TYPE98_ICM:
754 sc->type_str = "ICM";
755 break;
756 case ED_TYPE98_108:
757 sc->type_str = "PC-9801-108";
758 break;
759 case ED_TYPE98_LA98:
760 sc->type_str = "LA-98";
761 break;
762 case ED_TYPE98_NW98X:
763 sc->type_str = "NW98X";
764 break;
765 case ED_TYPE98_NC5098:
766 sc->type_str = "NC5098";
767 break;
768 default:
769 sc->type_str = NULL;
770 break;
771 }
772
773 /* Get station address */
774 switch (sc->type) {
775 case ED_TYPE98_NC5098:
776 for (n = 0; n < ETHER_ADDR_LEN; n++)
777 sc->enaddr[n] = ed_asic_inb(sc, ED_NC5098_ENADDR + n);
778 break;
779
780 default:
781 ed_pio_readmem(sc, 0, romdata, sizeof(romdata));
782 for (n = 0; n < ETHER_ADDR_LEN; n++)
783 sc->enaddr[n] = romdata[n * (sc->isa16bit + 1)];
784 break;
785 }
786
787 /* clear any pending interrupts that might have occurred above */
788 ed_nic_outb(sc, ED_P0_ISR, 0xff);
789
790 return (0);
791}
792
793/*
794 * Probe and vendor-specific initialization routine for SIC-98 boards
795 */
796static int
797ed_probe_SIC98(device_t dev, int port_rid, int flags)
798{
799 struct ed_softc *sc = device_get_softc(dev);
800 int error;
801 int i;
802 u_char sum;
803
804 /*
805 * Setup card RAM and I/O address
806 * Kernel Virtual to segment C0000-DFFFF????
807 */
808 error = ed98_alloc_port(dev, port_rid);
809 if (error)
810 return (error);
811
812 sc->asic_offset = ED_SIC_ASIC_OFFSET;
813 sc->nic_offset = ED_SIC_NIC_OFFSET;
814
815 error = ed98_alloc_memory(dev, 0);
816 if (error)
817 return (error);
818
819 /* Reset card to force it into a known state. */
820 ed_asic_outb(sc, 0, 0x00);
821 DELAY(100);
822 if (ED_TYPE98SUB(flags) == 0) {
823 /* SIC-98/SIU-98 */
824 ed_asic_outb(sc, 0, 0x94);
825 DELAY(100);
826 ed_asic_outb(sc, 0, 0x94);
827 } else {
828 /* SIU-98-D */
829 ed_asic_outb(sc, 0, 0x80);
830 DELAY(100);
831 ed_asic_outb(sc, 0, 0x94);
832 DELAY(100);
833 ed_asic_outb(sc, 0, 0x9e);
834 }
835 DELAY(100);
836
837 /*
838 * Here we check the card ROM, if the checksum passes, and the
839 * type code and ethernet address check out, then we know we have
840 * an SIC card.
841 */
|
842 sum = sc->mem_start[6 * 2];
|
| 842 sum = bus_space_read_1(sc->mem_bst, sc->mem_bsh, 6 * 2); |
843 for (i = 0; i < ETHER_ADDR_LEN; i++)
|
844 sum ^= (sc->enaddr[i] = sc->mem_start[i * 2]);
|
844 sum ^= (sc->enaddr[i] =
845 bus_space_read_1(sc->mem_bst, sc->mem_bsh, i * 2)); |
846#ifdef ED_DEBUG
847 device_printf(dev, "ed_probe_sic98: got address %6D\n",
848 sc->enaddr, ":");
849#endif
850 if (sum != 0)
851 return (ENXIO);
852 if ((sc->enaddr[0] | sc->enaddr[1] | sc->enaddr[2]) == 0)
853 return (ENXIO);
854
855 sc->vendor = ED_VENDOR_SIC;
856 sc->type_str = "SIC98";
857 sc->isa16bit = 1;
858 sc->cr_proto = 0;
859
860 /*
861 * SIC RAM page 0x0000-0x3fff(or 0x7fff)
862 */
863 if (ED_TYPE98SUB(flags) == 0)
864 ed_asic_outb(sc, 0, 0x90);
865 else
866 ed_asic_outb(sc, 0, 0x8e);
867 DELAY(100);
868
869 error = ed_clear_memory(dev);
870 if (error)
871 return (error);
872
873 sc->mem_shared = 1;
874 sc->mem_end = sc->mem_start + sc->mem_size;
875
876 /*
877 * allocate one xmit buffer if < 16k, two buffers otherwise
878 */
879 if ((sc->mem_size < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING))
880 sc->txb_cnt = 1;
881 else
882 sc->txb_cnt = 2;
883 sc->tx_page_start = 0;
884
885 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE * sc->txb_cnt;
886 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE;
887
888 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE;
889
890 return (0);
891}
892
893/*
894 * Contec C-NET(98) series support routines
895 */
896static void
897ed_reset_CNET98(struct ed_softc *sc, int flags)
898{
899 u_int init_addr = ED_CNET98_INIT;
900 u_char tmp;
901
902 /* Choose initial register address */
903 if (ED_TYPE98SUB(flags) != 0) {
904 init_addr = ED_CNET98_INIT2;
905 }
906#ifdef ED_DEBUG
907 printf("ed?: initial register=%x\n", init_addr);
908#endif
909 /*
910 * Reset the board to force it into a known state.
911 */
912 outb(init_addr, 0x00); /* request */
913 DELAY(5000);
914 outb(init_addr, 0x01); /* cancel */
915 DELAY(5000);
916
917 /*
918 * Set I/O address(A15-12) and cpu type
919 *
920 * AAAAIXXC(8bit)
921 * AAAA: A15-A12, I: I/O enable, XX: reserved, C: CPU type
922 *
923 * CPU type is 1:80286 or higher, 0:not.
924 * But FreeBSD runs under i386 or higher, thus it must be 1.
925 */
926 tmp = (rman_get_start(sc->port_res) & 0xf000) >> 8;
927 tmp |= (0x08 | 0x01);
928#ifdef ED_DEBUG
929 printf("ed?: outb(%x, %x)\n", init_addr + 2, tmp);
930#endif
931 outb(init_addr + 2, tmp);
932 DELAY(5000);
933
934 /*
935 * This is needed because some NE clones apparently don't reset the
936 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
937 * - this makes the probe invasive! ...Done against my better
938 * judgement. -DLG
939 */
940 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
941 DELAY(5000);
942}
943
944static void
945ed_winsel_CNET98(struct ed_softc *sc, u_short bank)
946{
947 u_char mem = (rman_get_start(sc->mem_res) >> 12) & 0xff;
948
949 /*
950 * Disable window memory
951 * bit7 is 0:disable
952 */
953 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem & 0x7f);
954 DELAY(10);
955
956 /*
957 * Select window address
958 * FreeBSD address 0xf00xxxxx
959 */
960 ed_asic_outb(sc, ED_CNET98_MAP_REG0L, bank & 0xff);
961 DELAY(10);
962 ed_asic_outb(sc, ED_CNET98_MAP_REG0H, (bank >> 8) & 0xff);
963 DELAY(10);
964 ed_asic_outb(sc, ED_CNET98_MAP_REG1L, 0x00);
965 DELAY(10);
966 ed_asic_outb(sc, ED_CNET98_MAP_REG1H, 0x41);
967 DELAY(10);
968 ed_asic_outb(sc, ED_CNET98_MAP_REG2L, 0x00);
969 DELAY(10);
970 ed_asic_outb(sc, ED_CNET98_MAP_REG2H, 0x42);
971 DELAY(10);
972 ed_asic_outb(sc, ED_CNET98_MAP_REG3L, 0x00);
973 DELAY(10);
974 ed_asic_outb(sc, ED_CNET98_MAP_REG3H, 0x43);
975 DELAY(10);
976
977 /*
978 * Enable window memory(16Kbyte)
979 * bit7 is 1:enable
980 */
981#ifdef ED_DEBUG
982 printf("ed?: window start address=%x\n", mem);
983#endif
984 ed_asic_outb(sc, ED_CNET98_WIN_REG, mem);
985 DELAY(10);
986}
987
988/*
989 * Probe and vendor-specific initialization routine for C-NET(98) boards
990 */
991static int
992ed_probe_CNET98(device_t dev, int port_rid, int flags)
993{
994 struct ed_softc *sc = device_get_softc(dev);
995 int error;
996 u_char tmp;
997 u_long conf_irq, junk;
998#ifdef DIAGNOSTIC
999 u_char tmp_s;
1000#endif
1001
1002 error = ed98_alloc_port(dev, port_rid);
1003 if (error)
1004 return (error);
1005
1006 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1007 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1008
1009 error = ed98_alloc_memory(dev, 0);
1010 if (error)
1011 return (error);
1012
1013 /* Check I/O address. 0x[a-f]3d0 are allowed. */
1014 if (((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0)
1015 || ((rman_get_start(sc->port_res) & 0xf000) < (u_short) 0xa000)) {
1016#ifdef DIAGNOSTIC
1017 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1018 "must be %s for %s\n", rman_get_start(sc->port_res),
1019 "0x[a-f]3d0", "CNET98");
1020#endif
1021 return (ENXIO);
1022 }
1023
1024#ifdef DIAGNOSTIC
1025 /* Check window area address */
1026 tmp_s = rman_get_start(sc->mem_res) >> 12;
1027 if (tmp_s < 0x80) {
1028 device_printf(dev, "Please change window address(0x%lx)\n",
1029 rman_get_start(sc->mem_res));
1030 return (ENXIO);
1031 }
1032
1033 tmp_s &= 0x0f;
1034 tmp = rman_get_start(sc->port_res) >> 12;
1035 if ((tmp_s <= tmp) && (tmp < (tmp_s + 4))) {
1036 device_printf(dev, "Please change iobase address(0x%lx) "
1037 "or window address(0x%lx)\n",
1038 rman_get_start(sc->port_res),
1039 rman_get_start(sc->mem_res));
1040 return (ENXIO);
1041 }
1042#endif
1043 /* Reset the board */
1044 ed_reset_CNET98(sc, flags);
1045
1046 /*
1047 * This is needed because some NE clones apparently don't reset the
1048 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1049 * - this makes the probe invasive! ...Done against my better
1050 * judgement. -DLG
1051 */
1052 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1053 DELAY(5000);
1054
1055 /* Make sure that we really have an 8390 based board */
1056 if (!ed98_probe_generic8390(sc))
1057 return (ENXIO);
1058
1059 /*
1060 * Set window ethernet address area
1061 * board memory base 0x480000 data 256byte
1062 */
1063 ed_winsel_CNET98(sc, 0x4800);
1064
1065 /*
1066 * Get station address from on-board ROM
1067 */
|
1067 bcopy(sc->mem_start, sc->enaddr, ETHER_ADDR_LEN);
|
1068 bus_space_read_region_1(sc->mem_bst, sc->mem_bsh, sc->mem_start,
1069 sc->enaddr, ETHER_ADDR_LEN); |
1070
1071 sc->vendor = ED_VENDOR_MISC;
1072 sc->type_str = "CNET98";
1073 sc->isa16bit = 0;
1074 sc->cr_proto = ED_CR_RD2;
1075
1076 /*
1077 * Set window buffer memory area
1078 * board memory base 0x400000 data 16kbyte
1079 */
1080 ed_winsel_CNET98(sc, 0x4000);
1081
1082 error = ed_clear_memory(dev);
1083 if (error)
1084 return (error);
1085
1086 sc->mem_shared = 1;
1087 sc->mem_end = sc->mem_start + sc->mem_size;
1088
1089 sc->txb_cnt = 1; /* XXX */
1090 sc->tx_page_start = 0;
1091
1092 sc->rec_page_start = sc->tx_page_start + ED_TXBUF_SIZE;
1093 sc->rec_page_stop = sc->tx_page_start + sc->mem_size / ED_PAGE_SIZE;
1094
1095 sc->mem_ring = sc->mem_start + ED_PAGE_SIZE * ED_TXBUF_SIZE;
1096
1097 /*
1098 * Set interrupt level
1099 */
1100 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1101 if (error)
1102 return (error);
1103
1104 switch (conf_irq) {
1105 case 3:
1106 tmp = ED_CNET98_INT_IRQ3;
1107 break;
1108 case 5:
1109 tmp = ED_CNET98_INT_IRQ5;
1110 break;
1111 case 6:
1112 tmp = ED_CNET98_INT_IRQ6;
1113 break;
1114 case 9:
1115 tmp = ED_CNET98_INT_IRQ9;
1116 break;
1117 case 12:
1118 tmp = ED_CNET98_INT_IRQ12;
1119 break;
1120 case 13:
1121 tmp = ED_CNET98_INT_IRQ13;
1122 break;
1123 default:
1124 device_printf(dev, "Invalid irq configuration (%ld) must be "
1125 "%s for %s\n", conf_irq, "3,5,6,9,12,13", "CNET98");
1126 return (ENXIO);
1127 }
1128 ed_asic_outb(sc, ED_CNET98_INT_LEV, tmp);
1129 DELAY(1000);
1130 /*
1131 * Set interrupt mask.
1132 * bit7:1 all interrupt mask
1133 * bit1:1 timer interrupt mask
1134 * bit0:0 NS controler interrupt enable
1135 */
1136 ed_asic_outb(sc, ED_CNET98_INT_MASK, 0x7e);
1137 DELAY(1000);
1138
1139 return (0);
1140}
1141
1142/*
1143 * Probe and vendor-specific initialization routine for C-NET(98)E/L boards
1144 */
1145static int
1146ed_probe_CNET98EL(device_t dev, int port_rid, int flags)
1147{
1148 struct ed_softc *sc = device_get_softc(dev);
1149 int error;
1150 int i;
1151 u_char romdata[ETHER_ADDR_LEN * 2], tmp;
1152 u_long conf_irq, junk;
1153
1154 error = ed98_alloc_port(dev, port_rid);
1155 if (error)
1156 return (error);
1157
1158 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1159 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1160
1161 /* Check I/O address. 0x[0-f]3d0 are allowed. */
1162 if ((rman_get_start(sc->port_res) & 0x0fff) != 0x03d0) {
1163#ifdef DIAGNOSTIC
1164 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1165 "must be %s for %s\n", rman_get_start(sc->port_res),
1166 "0x?3d0", "CNET98E/L");
1167#endif
1168 return (ENXIO);
1169 }
1170
1171 /* Reset the board */
1172 ed_reset_CNET98(sc, flags);
1173
1174 /*
1175 * This is needed because some NE clones apparently don't reset the
1176 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1177 * - this makes the probe invasive! ...Done against my better
1178 * judgement. -DLG
1179 */
1180 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1181 DELAY(5000);
1182
1183 /* Make sure that we really have an 8390 based board */
1184 if (!ed98_probe_generic8390(sc))
1185 return (ENXIO);
1186
1187 /* Test memory via PIO */
1188 sc->cr_proto = ED_CR_RD2;
1189 if (!ed_pio_testmem(sc, ED_CNET98EL_PAGE_OFFSET, 1, flags))
1190 return (ENXIO);
1191
1192 /* This looks like a C-NET(98)E/L board. */
1193 sc->type_str = "CNET98E/L";
1194
1195 /*
1196 * Set IRQ. C-NET(98)E/L only allows a choice of irq 3,5,6.
1197 */
1198 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1199 if (error)
1200 return (error);
1201
1202 switch (conf_irq) {
1203 case 3:
1204 tmp = ED_CNET98EL_ICR_IRQ3;
1205 break;
1206 case 5:
1207 tmp = ED_CNET98EL_ICR_IRQ5;
1208 break;
1209 case 6:
1210 tmp = ED_CNET98EL_ICR_IRQ6;
1211 break;
1212#if 0
1213 case 12:
1214 tmp = ED_CNET98EL_ICR_IRQ12;
1215 break;
1216#endif
1217 default:
1218 device_printf(dev, "Invalid irq configuration (%ld) must be "
1219 "%s for %s\n", conf_irq, "3,5,6", "CNET98E/L");
1220 return (ENXIO);
1221 }
1222 ed_asic_outb(sc, ED_CNET98EL_ICR, tmp);
1223 ed_asic_outb(sc, ED_CNET98EL_IMR, 0x7e);
1224
1225 /* Get station address from on-board ROM */
1226 ed_pio_readmem(sc, 16384, romdata, sizeof(romdata));
1227 for (i = 0; i < ETHER_ADDR_LEN; i++)
1228 sc->enaddr[i] = romdata[i * 2];
1229
1230 /* clear any pending interrupts that might have occurred above */
1231 ed_nic_outb(sc, ED_P0_ISR, 0xff);
1232
1233 return (0);
1234}
1235
1236/*
1237 * Probe and vendor-specific initialization routine for PC-9801-77 boards
1238 */
1239static int
1240ed_probe_NEC77(device_t dev, int port_rid, int flags)
1241{
1242 struct ed_softc *sc = device_get_softc(dev);
1243 int error;
1244 u_char tmp;
1245 u_long conf_irq, junk;
1246
1247 error = ed98_probe_Novell(dev, port_rid, flags);
1248 if (error)
1249 return (error);
1250
1251 /* LA/T-98 does not need IRQ setting. */
1252 if (ED_TYPE98SUB(flags) == 0)
1253 return (0);
1254
1255 /*
1256 * Set IRQ. PC-9801-77 only allows a choice of irq 3,5,6,12,13.
1257 */
1258 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1259 if (error)
1260 return (error);
1261
1262 switch (conf_irq) {
1263 case 3:
1264 tmp = ED_NEC77_IRQ3;
1265 break;
1266 case 5:
1267 tmp = ED_NEC77_IRQ5;
1268 break;
1269 case 6:
1270 tmp = ED_NEC77_IRQ6;
1271 break;
1272 case 12:
1273 tmp = ED_NEC77_IRQ12;
1274 break;
1275 case 13:
1276 tmp = ED_NEC77_IRQ13;
1277 break;
1278 default:
1279 device_printf(dev, "Invalid irq configuration (%ld) must be "
1280 "%s for %s\n", conf_irq, "3,5,6,12,13", "PC-9801-77");
1281 return (ENXIO);
1282 }
1283 ed_asic_outb(sc, ED_NEC77_IRQ, tmp);
1284
1285 return (0);
1286}
1287
1288/*
1289 * Probe and vendor-specific initialization routine for EC/EP-98X boards
1290 */
1291static int
1292ed_probe_NW98X(device_t dev, int port_rid, int flags)
1293{
1294 struct ed_softc *sc = device_get_softc(dev);
1295 int error;
1296 u_char tmp;
1297 u_long conf_irq, junk;
1298
1299 error = ed98_probe_Novell(dev, port_rid, flags);
1300 if (error)
1301 return (error);
1302
1303 /* Networld 98X3 does not need IRQ setting. */
1304 if (ED_TYPE98SUB(flags) == 0)
1305 return (0);
1306
1307 /*
1308 * Set IRQ. EC/EP-98X only allows a choice of irq 3,5,6,12,13.
1309 */
1310 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1311 if (error)
1312 return (error);
1313
1314 switch (conf_irq) {
1315 case 3:
1316 tmp = ED_NW98X_IRQ3;
1317 break;
1318 case 5:
1319 tmp = ED_NW98X_IRQ5;
1320 break;
1321 case 6:
1322 tmp = ED_NW98X_IRQ6;
1323 break;
1324 case 12:
1325 tmp = ED_NW98X_IRQ12;
1326 break;
1327 case 13:
1328 tmp = ED_NW98X_IRQ13;
1329 break;
1330 default:
1331 device_printf(dev, "Invalid irq configuration (%ld) must be "
1332 "%s for %s\n", conf_irq, "3,5,6,12,13", "EC/EP-98X");
1333 return (ENXIO);
1334 }
1335 ed_asic_outb(sc, ED_NW98X_IRQ, tmp);
1336
1337 return (0);
1338}
1339
1340/*
1341 * Read SB-9801 station address from Serial Two-Wire EEPROM
1342 */
1343static void
1344ed_get_SB98(struct ed_softc *sc)
1345{
1346 int i, j;
1347 u_char mask, val;
1348
1349 /* enable EEPROM acceess */
1350 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_ENABLE);
1351
1352 /* output start command */
1353 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1354 DELAY(ED_SB98_EEP_DELAY);
1355 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1356 DELAY(ED_SB98_EEP_DELAY);
1357
1358 /* output address (7bit) */
1359 for (mask = 0x40; mask != 0; mask >>= 1) {
1360 val = 0;
1361 if (ED_SB98_ADDRESS & mask)
1362 val = ED_SB98_EEP_SDA;
1363 ed_asic_outb(sc, ED_SB98_EEP, val);
1364 DELAY(ED_SB98_EEP_DELAY);
1365 ed_asic_outb(sc, ED_SB98_EEP, val | ED_SB98_EEP_SCL);
1366 DELAY(ED_SB98_EEP_DELAY);
1367 }
1368
1369 /* output READ command */
1370 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ);
1371 DELAY(ED_SB98_EEP_DELAY);
1372 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_READ | ED_SB98_EEP_SCL);
1373 DELAY(ED_SB98_EEP_DELAY);
1374
1375 /* read station address */
1376 for (i = 0; i < ETHER_ADDR_LEN; i++) {
1377 /* output ACK */
1378 ed_asic_outb(sc, ED_SB98_EEP, 0);
1379 DELAY(ED_SB98_EEP_DELAY);
1380 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1381 DELAY(ED_SB98_EEP_DELAY);
1382
1383 val = 0;
1384 for (j = 0; j < 8; j++) {
1385 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA);
1386 DELAY(ED_SB98_EEP_DELAY);
1387 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1388 DELAY(ED_SB98_EEP_DELAY);
1389 val <<= 1;
1390 val |= (ed_asic_inb(sc, ED_SB98_EEP) & ED_SB98_EEP_SDA);
1391 DELAY(ED_SB98_EEP_DELAY);
1392 }
1393 sc->enaddr[i] = val;
1394 }
1395
1396 /* output Last ACK */
1397 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA);
1398 DELAY(ED_SB98_EEP_DELAY);
1399 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1400 DELAY(ED_SB98_EEP_DELAY);
1401
1402 /* output stop command */
1403 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SCL);
1404 DELAY(ED_SB98_EEP_DELAY);
1405 ed_asic_outb(sc, ED_SB98_EEP, ED_SB98_EEP_SDA | ED_SB98_EEP_SCL);
1406 DELAY(ED_SB98_EEP_DELAY);
1407
1408 /* disable EEPROM access */
1409 ed_asic_outb(sc, ED_SB98_EEPENA, ED_SB98_EEPENA_DISABLE);
1410}
1411
1412/*
1413 * Probe and vendor-specific initialization routine for SB-9801 boards
1414 */
1415static int
1416ed_probe_SB98(device_t dev, int port_rid, int flags)
1417{
1418 struct ed_softc *sc = device_get_softc(dev);
1419 int error;
1420 u_char tmp;
1421 u_long conf_irq, junk;
1422
1423 error = ed98_alloc_port(dev, port_rid);
1424 if (error)
1425 return (error);
1426
1427 sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
1428 sc->nic_offset = ED_NOVELL_NIC_OFFSET;
1429
1430 /* Check I/O address. 00d[02468ace] are allowed. */
1431 if ((rman_get_start(sc->port_res) & ~0x000e) != 0x00d0) {
1432#ifdef DIAGNOSTIC
1433 device_printf(dev, "Invalid i/o port configuration (0x%lx) "
1434 "must be %s for %s\n", rman_get_start(sc->port_res),
1435 "0xd?", "SB9801");
1436#endif
1437 return (ENXIO);
1438 }
1439
1440 /* Write I/O port address and read 4 times */
1441 outb(ED_SB98_IO_INHIBIT, rman_get_start(sc->port_res) & 0xff);
1442 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1443 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1444 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1445 (void) inb(ED_SB98_IO_INHIBIT); DELAY(300);
1446
1447 /*
1448 * Check IRQ. Soliton SB-9801 only allows a choice of
1449 * irq 3,5,6,12
1450 */
1451 error = bus_get_resource(dev, SYS_RES_IRQ, 0, &conf_irq, &junk);
1452 if (error)
1453 return (error);
1454
1455 switch (conf_irq) {
1456 case 3:
1457 tmp = ED_SB98_CFG_IRQ3;
1458 break;
1459 case 5:
1460 tmp = ED_SB98_CFG_IRQ5;
1461 break;
1462 case 6:
1463 tmp = ED_SB98_CFG_IRQ6;
1464 break;
1465 case 12:
1466 tmp = ED_SB98_CFG_IRQ12;
1467 break;
1468 default:
1469 device_printf(dev, "Invalid irq configuration (%ld) must be "
1470 "%s for %s\n", conf_irq, "3,5,6,12", "SB9801");
1471 return (ENXIO);
1472 }
1473
1474 if (flags & ED_FLAGS_DISABLE_TRANCEIVER)
1475 tmp |= ED_SB98_CFG_ALTPORT;
1476 ed_asic_outb(sc, ED_SB98_CFG, ED_SB98_CFG_ENABLE | tmp);
1477 ed_asic_outb(sc, ED_SB98_POLARITY, 0x01);
1478
1479 /* Reset the board. */
1480 ed_asic_outb(sc, ED_NOVELL_RESET, 0x7a);
1481 DELAY(300);
1482 ed_asic_outb(sc, ED_NOVELL_RESET, 0x79);
1483 DELAY(300);
1484
1485 /*
1486 * This is needed because some NE clones apparently don't reset the
1487 * NIC properly (or the NIC chip doesn't reset fully on power-up) XXX
1488 * - this makes the probe invasive! ...Done against my better
1489 * judgement. -DLG
1490 */
1491 ed_nic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
1492 DELAY(5000);
1493
1494 /* Make sure that we really have an 8390 based board */
1495 if (!ed98_probe_generic8390(sc))
1496 return (ENXIO);
1497
1498 /* Test memory via PIO */
1499 sc->cr_proto = ED_CR_RD2;
1500 if (!ed_pio_testmem(sc, 16384, 1, flags)) {
1501 return (ENXIO);
1502 }
1503
1504 /* This looks like an SB9801 board. */
1505 sc->type_str = "SB9801";
1506
1507 /* Get station address */
1508 ed_get_SB98(sc);
1509
1510 /* clear any pending interrupts that might have occurred above */
1511 ed_nic_outb(sc, ED_P0_ISR, 0xff);
1512
1513 return (0);
1514}
1515
1516/*
1517 * Test the ability to read and write to the NIC memory.
1518 */
1519static int
1520ed_pio_testmem(struct ed_softc *sc, int page_offset, int isa16bit, int flags)
1521{
1522 u_long memsize;
1523 static char test_pattern[32] = "THIS is A memory TEST pattern";
1524 char test_buffer[32];
1525#ifdef DIAGNOSTIC
1526 int page_end;
1527#endif
1528
1529 sc->vendor = ED_VENDOR_NOVELL;
1530 sc->mem_shared = 0;
1531 sc->isa16bit = isa16bit;
1532
1533 /* 8k of memory plus an additional 8k if 16bit */
1534 memsize = (isa16bit ? 16384 : 8192);
1535
1536 /*
1537 * This prevents packets from being stored in the NIC memory when the
1538 * readmem routine turns on the start bit in the CR.
1539 */
1540 ed_nic_outb(sc, ED_P0_RCR, ED_RCR_MON);
1541
1542 /* Initialize DCR for byte/word operations */
1543 if (isa16bit)
1544 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_WTS | ED_DCR_FT1 | ED_DCR_LS);
1545 else
1546 ed_nic_outb(sc, ED_P0_DCR, ED_DCR_FT1 | ED_DCR_LS);
1547 ed_nic_outb(sc, ED_P0_PSTART, page_offset / ED_PAGE_SIZE);
1548 ed_nic_outb(sc, ED_P0_PSTOP, (page_offset + memsize) / ED_PAGE_SIZE);
1549#ifdef ED_DEBUG
1550 printf("ed?: ed_pio_testmem: page start=%x, end=%lx",
1551 page_offset, page_offset + memsize);
1552#endif
1553
1554 /*
1555 * Write a test pattern. If this fails, then we don't know
1556 * what this board is.
1557 */
1558 ed_pio_writemem(sc, test_pattern, page_offset, sizeof(test_pattern));
1559 ed_pio_readmem(sc, page_offset, test_buffer, sizeof(test_pattern));
1560
1561 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) {
1562#ifdef ED_DEBUG
1563 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_offset);
1564#endif
1565 return (0);
1566 }
1567
1568#ifdef DIAGNOSTIC
1569 /* Check the bottom. */
1570 page_end = page_offset + memsize - ED_PAGE_SIZE;
1571 ed_pio_writemem(sc, test_pattern, page_end, sizeof(test_pattern));
1572 ed_pio_readmem(sc, page_end, test_buffer, sizeof(test_pattern));
1573
1574 if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) {
1575#ifdef ED_DEBUG
1576 printf("ed?: ed_pio_testmem: bcmp(page %x) NG", page_end);
1577#endif
1578 return (0);
1579 }
1580#endif
1581 sc->mem_size = memsize;
|
1580 sc->mem_start = (char *) page_offset;
|
| 1582 sc->mem_start = page_offset; |
1583 sc->mem_end = sc->mem_start + memsize;
1584 sc->tx_page_start = page_offset / ED_PAGE_SIZE;
1585
1586 /*
1587 * Use one xmit buffer if < 16k, two buffers otherwise (if not told
1588 * otherwise).
1589 */
1590 if ((memsize < 16384) || (flags & ED_FLAGS_NO_MULTI_BUFFERING))
1591 sc->txb_cnt = 1;
1592 else
1593 sc->txb_cnt = 2;
1594
1595 sc->rec_page_start = sc->tx_page_start + sc->txb_cnt * ED_TXBUF_SIZE;
1596 sc->rec_page_stop = sc->tx_page_start + memsize / ED_PAGE_SIZE;
1597
1598 sc->mem_ring = sc->mem_start + sc->txb_cnt * ED_PAGE_SIZE * ED_TXBUF_SIZE;
1599
1600 return (1);
1601}
1602
1603static device_method_t ed_cbus_methods[] = {
1604 /* Device interface */
1605 DEVMETHOD(device_probe, ed_cbus_probe),
1606 DEVMETHOD(device_attach, ed_cbus_attach),
1607 DEVMETHOD(device_attach, ed_detach),
1608
1609 { 0, 0 }
1610};
1611
1612static driver_t ed_cbus_driver = {
1613 "ed",
1614 ed_cbus_methods,
1615 sizeof(struct ed_softc)
1616};
1617
1618DRIVER_MODULE(ed, isa, ed_cbus_driver, ed_devclass, 0, 0);
1619MODULE_DEPEND(ed, isa, 1, 1, 1);
1620MODULE_DEPEND(ed, ether, 1, 1, 1);
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