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[deliverable/linux.git] / drivers / net / pcmcia / fmvj18x_cs.c
1 /*======================================================================
2 fmvj18x_cs.c 2.8 2002/03/23
3
4 A fmvj18x (and its compatibles) PCMCIA client driver
5
6 Contributed by Shingo Fujimoto, shingo@flab.fujitsu.co.jp
7
8 TDK LAK-CD021 and CONTEC C-NET(PC)C support added by
9 Nobuhiro Katayama, kata-n@po.iijnet.or.jp
10
11 The PCMCIA client code is based on code written by David Hinds.
12 Network code is based on the "FMV-18x driver" by Yutaka TAMIYA
13 but is actually largely Donald Becker's AT1700 driver, which
14 carries the following attribution:
15
16 Written 1993-94 by Donald Becker.
17
18 Copyright 1993 United States Government as represented by the
19 Director, National Security Agency.
20
21 This software may be used and distributed according to the terms
22 of the GNU General Public License, incorporated herein by reference.
23
24 The author may be reached as becker@scyld.com, or C/O
25 Scyld Computing Corporation
26 410 Severn Ave., Suite 210
27 Annapolis MD 21403
28
29 ======================================================================*/
30
31 #define DRV_NAME "fmvj18x_cs"
32 #define DRV_VERSION "2.9"
33
34 #include <linux/module.h>
35 #include <linux/kernel.h>
36 #include <linux/init.h>
37 #include <linux/ptrace.h>
38 #include <linux/slab.h>
39 #include <linux/string.h>
40 #include <linux/timer.h>
41 #include <linux/interrupt.h>
42 #include <linux/in.h>
43 #include <linux/delay.h>
44 #include <linux/ethtool.h>
45 #include <linux/netdevice.h>
46 #include <linux/etherdevice.h>
47 #include <linux/skbuff.h>
48 #include <linux/if_arp.h>
49 #include <linux/ioport.h>
50 #include <linux/crc32.h>
51
52 #include <pcmcia/cs_types.h>
53 #include <pcmcia/cs.h>
54 #include <pcmcia/cistpl.h>
55 #include <pcmcia/ciscode.h>
56 #include <pcmcia/ds.h>
57
58 #include <asm/uaccess.h>
59 #include <asm/io.h>
60 #include <asm/system.h>
61
62 /*====================================================================*/
63
64 /* Module parameters */
65
66 MODULE_DESCRIPTION("fmvj18x and compatible PCMCIA ethernet driver");
67 MODULE_LICENSE("GPL");
68
69 #define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0)
70
71 /* SRAM configuration */
72 /* 0:4KB*2 TX buffer else:8KB*2 TX buffer */
73 INT_MODULE_PARM(sram_config, 0);
74
75 #ifdef PCMCIA_DEBUG
76 INT_MODULE_PARM(pc_debug, PCMCIA_DEBUG);
77 #define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
78 static char *version = DRV_NAME ".c " DRV_VERSION " 2002/03/23";
79 #else
80 #define DEBUG(n, args...)
81 #endif
82
83 /*====================================================================*/
84 /*
85 PCMCIA event handlers
86 */
87 static int fmvj18x_config(struct pcmcia_device *link);
88 static int fmvj18x_get_hwinfo(struct pcmcia_device *link, u_char *node_id);
89 static int fmvj18x_setup_mfc(struct pcmcia_device *link);
90 static void fmvj18x_release(struct pcmcia_device *link);
91 static void fmvj18x_detach(struct pcmcia_device *p_dev);
92
93 /*
94 LAN controller(MBH86960A) specific routines
95 */
96 static int fjn_config(struct net_device *dev, struct ifmap *map);
97 static int fjn_open(struct net_device *dev);
98 static int fjn_close(struct net_device *dev);
99 static int fjn_start_xmit(struct sk_buff *skb, struct net_device *dev);
100 static irqreturn_t fjn_interrupt(int irq, void *dev_id);
101 static void fjn_rx(struct net_device *dev);
102 static void fjn_reset(struct net_device *dev);
103 static struct net_device_stats *fjn_get_stats(struct net_device *dev);
104 static void set_rx_mode(struct net_device *dev);
105 static void fjn_tx_timeout(struct net_device *dev);
106 static const struct ethtool_ops netdev_ethtool_ops;
107
108 /*
109 card type
110 */
111 typedef enum { MBH10302, MBH10304, TDK, CONTEC, LA501, UNGERMANN,
112 XXX10304, NEC, KME
113 } cardtype_t;
114
115 /*
116 driver specific data structure
117 */
118 typedef struct local_info_t {
119 struct pcmcia_device *p_dev;
120 dev_node_t node;
121 struct net_device_stats stats;
122 long open_time;
123 uint tx_started:1;
124 uint tx_queue;
125 u_short tx_queue_len;
126 cardtype_t cardtype;
127 u_short sent;
128 } local_info_t;
129
130 #define MC_FILTERBREAK 64
131
132 /*====================================================================*/
133 /*
134 ioport offset from the base address
135 */
136 #define TX_STATUS 0 /* transmit status register */
137 #define RX_STATUS 1 /* receive status register */
138 #define TX_INTR 2 /* transmit interrupt mask register */
139 #define RX_INTR 3 /* receive interrupt mask register */
140 #define TX_MODE 4 /* transmit mode register */
141 #define RX_MODE 5 /* receive mode register */
142 #define CONFIG_0 6 /* configuration register 0 */
143 #define CONFIG_1 7 /* configuration register 1 */
144
145 #define NODE_ID 8 /* node ID register (bank 0) */
146 #define MAR_ADR 8 /* multicast address registers (bank 1) */
147
148 #define DATAPORT 8 /* buffer mem port registers (bank 2) */
149 #define TX_START 10 /* transmit start register */
150 #define COL_CTRL 11 /* 16 collision control register */
151 #define BMPR12 12 /* reserved */
152 #define BMPR13 13 /* reserved */
153 #define RX_SKIP 14 /* skip received packet register */
154
155 #define LAN_CTRL 16 /* LAN card control register */
156
157 #define MAC_ID 0x1a /* hardware address */
158 #define UNGERMANN_MAC_ID 0x18 /* UNGERMANN-BASS hardware address */
159
160 /*
161 control bits
162 */
163 #define ENA_TMT_OK 0x80
164 #define ENA_TMT_REC 0x20
165 #define ENA_COL 0x04
166 #define ENA_16_COL 0x02
167 #define ENA_TBUS_ERR 0x01
168
169 #define ENA_PKT_RDY 0x80
170 #define ENA_BUS_ERR 0x40
171 #define ENA_LEN_ERR 0x08
172 #define ENA_ALG_ERR 0x04
173 #define ENA_CRC_ERR 0x02
174 #define ENA_OVR_FLO 0x01
175
176 /* flags */
177 #define F_TMT_RDY 0x80 /* can accept new packet */
178 #define F_NET_BSY 0x40 /* carrier is detected */
179 #define F_TMT_OK 0x20 /* send packet successfully */
180 #define F_SRT_PKT 0x10 /* short packet error */
181 #define F_COL_ERR 0x04 /* collision error */
182 #define F_16_COL 0x02 /* 16 collision error */
183 #define F_TBUS_ERR 0x01 /* bus read error */
184
185 #define F_PKT_RDY 0x80 /* packet(s) in buffer */
186 #define F_BUS_ERR 0x40 /* bus read error */
187 #define F_LEN_ERR 0x08 /* short packet */
188 #define F_ALG_ERR 0x04 /* frame error */
189 #define F_CRC_ERR 0x02 /* CRC error */
190 #define F_OVR_FLO 0x01 /* overflow error */
191
192 #define F_BUF_EMP 0x40 /* receive buffer is empty */
193
194 #define F_SKP_PKT 0x05 /* drop packet in buffer */
195
196 /* default bitmaps */
197 #define D_TX_INTR ( ENA_TMT_OK )
198 #define D_RX_INTR ( ENA_PKT_RDY | ENA_LEN_ERR \
199 | ENA_ALG_ERR | ENA_CRC_ERR | ENA_OVR_FLO )
200 #define TX_STAT_M ( F_TMT_RDY )
201 #define RX_STAT_M ( F_PKT_RDY | F_LEN_ERR \
202 | F_ALG_ERR | F_CRC_ERR | F_OVR_FLO )
203
204 /* commands */
205 #define D_TX_MODE 0x06 /* no tests, detect carrier */
206 #define ID_MATCHED 0x02 /* (RX_MODE) */
207 #define RECV_ALL 0x03 /* (RX_MODE) */
208 #define CONFIG0_DFL 0x5a /* 16bit bus, 4K x 2 Tx queues */
209 #define CONFIG0_DFL_1 0x5e /* 16bit bus, 8K x 2 Tx queues */
210 #define CONFIG0_RST 0xda /* Data Link Controller off (CONFIG_0) */
211 #define CONFIG0_RST_1 0xde /* Data Link Controller off (CONFIG_0) */
212 #define BANK_0 0xa0 /* bank 0 (CONFIG_1) */
213 #define BANK_1 0xa4 /* bank 1 (CONFIG_1) */
214 #define BANK_2 0xa8 /* bank 2 (CONFIG_1) */
215 #define CHIP_OFF 0x80 /* contrl chip power off (CONFIG_1) */
216 #define DO_TX 0x80 /* do transmit packet */
217 #define SEND_PKT 0x81 /* send a packet */
218 #define AUTO_MODE 0x07 /* Auto skip packet on 16 col detected */
219 #define MANU_MODE 0x03 /* Stop and skip packet on 16 col */
220 #define TDK_AUTO_MODE 0x47 /* Auto skip packet on 16 col detected */
221 #define TDK_MANU_MODE 0x43 /* Stop and skip packet on 16 col */
222 #define INTR_OFF 0x0d /* LAN controller ignores interrupts */
223 #define INTR_ON 0x1d /* LAN controller will catch interrupts */
224
225 #define TX_TIMEOUT ((400*HZ)/1000)
226
227 #define BANK_0U 0x20 /* bank 0 (CONFIG_1) */
228 #define BANK_1U 0x24 /* bank 1 (CONFIG_1) */
229 #define BANK_2U 0x28 /* bank 2 (CONFIG_1) */
230
231 static int fmvj18x_probe(struct pcmcia_device *link)
232 {
233 local_info_t *lp;
234 struct net_device *dev;
235
236 DEBUG(0, "fmvj18x_attach()\n");
237
238 /* Make up a FMVJ18x specific data structure */
239 dev = alloc_etherdev(sizeof(local_info_t));
240 if (!dev)
241 return -ENOMEM;
242 lp = netdev_priv(dev);
243 link->priv = dev;
244 lp->p_dev = link;
245
246 /* The io structure describes IO port mapping */
247 link->io.NumPorts1 = 32;
248 link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
249 link->io.IOAddrLines = 5;
250
251 /* Interrupt setup */
252 link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING|IRQ_HANDLE_PRESENT;
253 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
254 link->irq.Handler = &fjn_interrupt;
255 link->irq.Instance = dev;
256
257 /* General socket configuration */
258 link->conf.Attributes = CONF_ENABLE_IRQ;
259 link->conf.IntType = INT_MEMORY_AND_IO;
260
261 /* The FMVJ18x specific entries in the device structure. */
262 dev->hard_start_xmit = &fjn_start_xmit;
263 dev->set_config = &fjn_config;
264 dev->get_stats = &fjn_get_stats;
265 dev->set_multicast_list = &set_rx_mode;
266 dev->open = &fjn_open;
267 dev->stop = &fjn_close;
268 #ifdef HAVE_TX_TIMEOUT
269 dev->tx_timeout = fjn_tx_timeout;
270 dev->watchdog_timeo = TX_TIMEOUT;
271 #endif
272 SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops);
273
274 return fmvj18x_config(link);
275 } /* fmvj18x_attach */
276
277 /*====================================================================*/
278
279 static void fmvj18x_detach(struct pcmcia_device *link)
280 {
281 struct net_device *dev = link->priv;
282
283 DEBUG(0, "fmvj18x_detach(0x%p)\n", link);
284
285 if (link->dev_node)
286 unregister_netdev(dev);
287
288 fmvj18x_release(link);
289
290 free_netdev(dev);
291 } /* fmvj18x_detach */
292
293 /*====================================================================*/
294
295 #define CS_CHECK(fn, ret) \
296 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
297
298 static int mfc_try_io_port(struct pcmcia_device *link)
299 {
300 int i, ret;
301 static const unsigned int serial_base[5] =
302 { 0x3f8, 0x2f8, 0x3e8, 0x2e8, 0x0 };
303
304 for (i = 0; i < 5; i++) {
305 link->io.BasePort2 = serial_base[i];
306 link->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
307 if (link->io.BasePort2 == 0) {
308 link->io.NumPorts2 = 0;
309 printk(KERN_NOTICE "fmvj18x_cs: out of resource for serial\n");
310 }
311 ret = pcmcia_request_io(link, &link->io);
312 if (ret == CS_SUCCESS) return ret;
313 }
314 return ret;
315 }
316
317 static int ungermann_try_io_port(struct pcmcia_device *link)
318 {
319 int ret;
320 unsigned int ioaddr;
321 /*
322 Ungermann-Bass Access/CARD accepts 0x300,0x320,0x340,0x360
323 0x380,0x3c0 only for ioport.
324 */
325 for (ioaddr = 0x300; ioaddr < 0x3e0; ioaddr += 0x20) {
326 link->io.BasePort1 = ioaddr;
327 ret = pcmcia_request_io(link, &link->io);
328 if (ret == CS_SUCCESS) {
329 /* calculate ConfigIndex value */
330 link->conf.ConfigIndex =
331 ((link->io.BasePort1 & 0x0f0) >> 3) | 0x22;
332 return ret;
333 }
334 }
335 return ret; /* RequestIO failed */
336 }
337
338 static int fmvj18x_config(struct pcmcia_device *link)
339 {
340 struct net_device *dev = link->priv;
341 local_info_t *lp = netdev_priv(dev);
342 tuple_t tuple;
343 cisparse_t parse;
344 u_short buf[32];
345 int i, last_fn = 0, last_ret = 0, ret;
346 unsigned int ioaddr;
347 cardtype_t cardtype;
348 char *card_name = "unknown";
349 u_char *node_id;
350 DECLARE_MAC_BUF(mac);
351
352 DEBUG(0, "fmvj18x_config(0x%p)\n", link);
353
354 tuple.TupleData = (u_char *)buf;
355 tuple.TupleDataMax = 64;
356 tuple.TupleOffset = 0;
357 tuple.DesiredTuple = CISTPL_FUNCE;
358 tuple.TupleOffset = 0;
359 if (pcmcia_get_first_tuple(link, &tuple) == CS_SUCCESS) {
360 /* Yes, I have CISTPL_FUNCE. Let's check CISTPL_MANFID */
361 tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
362 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
363 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
364 CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, &parse));
365 link->conf.ConfigIndex = parse.cftable_entry.index;
366 switch (link->manf_id) {
367 case MANFID_TDK:
368 cardtype = TDK;
369 if (link->card_id == PRODID_TDK_GN3410
370 || link->card_id == PRODID_TDK_NP9610
371 || link->card_id == PRODID_TDK_MN3200) {
372 /* MultiFunction Card */
373 link->conf.ConfigBase = 0x800;
374 link->conf.ConfigIndex = 0x47;
375 link->io.NumPorts2 = 8;
376 }
377 break;
378 case MANFID_NEC:
379 cardtype = NEC; /* MultiFunction Card */
380 link->conf.ConfigBase = 0x800;
381 link->conf.ConfigIndex = 0x47;
382 link->io.NumPorts2 = 8;
383 break;
384 case MANFID_KME:
385 cardtype = KME; /* MultiFunction Card */
386 link->conf.ConfigBase = 0x800;
387 link->conf.ConfigIndex = 0x47;
388 link->io.NumPorts2 = 8;
389 break;
390 case MANFID_CONTEC:
391 cardtype = CONTEC;
392 break;
393 case MANFID_FUJITSU:
394 if (link->card_id == PRODID_FUJITSU_MBH10302)
395 /* RATOC REX-5588/9822/4886's PRODID are 0004(=MBH10302),
396 but these are MBH10304 based card. */
397 cardtype = MBH10304;
398 else if (link->card_id == PRODID_FUJITSU_MBH10304)
399 cardtype = MBH10304;
400 else
401 cardtype = LA501;
402 break;
403 default:
404 cardtype = MBH10304;
405 }
406 } else {
407 /* old type card */
408 switch (link->manf_id) {
409 case MANFID_FUJITSU:
410 if (link->card_id == PRODID_FUJITSU_MBH10304) {
411 cardtype = XXX10304; /* MBH10304 with buggy CIS */
412 link->conf.ConfigIndex = 0x20;
413 } else {
414 cardtype = MBH10302; /* NextCom NC5310, etc. */
415 link->conf.ConfigIndex = 1;
416 }
417 break;
418 case MANFID_UNGERMANN:
419 cardtype = UNGERMANN;
420 break;
421 default:
422 cardtype = MBH10302;
423 link->conf.ConfigIndex = 1;
424 }
425 }
426
427 if (link->io.NumPorts2 != 0) {
428 link->irq.Attributes =
429 IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED|IRQ_HANDLE_PRESENT;
430 ret = mfc_try_io_port(link);
431 if (ret != CS_SUCCESS) goto cs_failed;
432 } else if (cardtype == UNGERMANN) {
433 ret = ungermann_try_io_port(link);
434 if (ret != CS_SUCCESS) goto cs_failed;
435 } else {
436 CS_CHECK(RequestIO, pcmcia_request_io(link, &link->io));
437 }
438 CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
439 CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
440 dev->irq = link->irq.AssignedIRQ;
441 dev->base_addr = link->io.BasePort1;
442
443 if (link->io.BasePort2 != 0)
444 fmvj18x_setup_mfc(link);
445
446 ioaddr = dev->base_addr;
447
448 /* Reset controller */
449 if (sram_config == 0)
450 outb(CONFIG0_RST, ioaddr + CONFIG_0);
451 else
452 outb(CONFIG0_RST_1, ioaddr + CONFIG_0);
453
454 /* Power On chip and select bank 0 */
455 if (cardtype == MBH10302)
456 outb(BANK_0, ioaddr + CONFIG_1);
457 else
458 outb(BANK_0U, ioaddr + CONFIG_1);
459
460 /* Set hardware address */
461 switch (cardtype) {
462 case MBH10304:
463 case TDK:
464 case LA501:
465 case CONTEC:
466 case NEC:
467 case KME:
468 tuple.DesiredTuple = CISTPL_FUNCE;
469 tuple.TupleOffset = 0;
470 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
471 tuple.TupleOffset = 0;
472 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
473 if (cardtype == MBH10304) {
474 /* MBH10304's CIS_FUNCE is corrupted */
475 node_id = &(tuple.TupleData[5]);
476 card_name = "FMV-J182";
477 } else {
478 while (tuple.TupleData[0] != CISTPL_FUNCE_LAN_NODE_ID ) {
479 CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(link, &tuple));
480 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
481 }
482 node_id = &(tuple.TupleData[2]);
483 if( cardtype == TDK ) {
484 card_name = "TDK LAK-CD021";
485 } else if( cardtype == LA501 ) {
486 card_name = "LA501";
487 } else if( cardtype == NEC ) {
488 card_name = "PK-UG-J001";
489 } else if( cardtype == KME ) {
490 card_name = "Panasonic";
491 } else {
492 card_name = "C-NET(PC)C";
493 }
494 }
495 /* Read MACID from CIS */
496 for (i = 0; i < 6; i++)
497 dev->dev_addr[i] = node_id[i];
498 break;
499 case UNGERMANN:
500 /* Read MACID from register */
501 for (i = 0; i < 6; i++)
502 dev->dev_addr[i] = inb(ioaddr + UNGERMANN_MAC_ID + i);
503 card_name = "Access/CARD";
504 break;
505 case XXX10304:
506 /* Read MACID from Buggy CIS */
507 if (fmvj18x_get_hwinfo(link, tuple.TupleData) == -1) {
508 printk(KERN_NOTICE "fmvj18x_cs: unable to read hardware net address.\n");
509 goto failed;
510 }
511 for (i = 0 ; i < 6; i++) {
512 dev->dev_addr[i] = tuple.TupleData[i];
513 }
514 card_name = "FMV-J182";
515 break;
516 case MBH10302:
517 default:
518 /* Read MACID from register */
519 for (i = 0; i < 6; i++)
520 dev->dev_addr[i] = inb(ioaddr + MAC_ID + i);
521 card_name = "FMV-J181";
522 break;
523 }
524
525 lp->cardtype = cardtype;
526 link->dev_node = &lp->node;
527 SET_NETDEV_DEV(dev, &handle_to_dev(link));
528
529 if (register_netdev(dev) != 0) {
530 printk(KERN_NOTICE "fmvj18x_cs: register_netdev() failed\n");
531 link->dev_node = NULL;
532 goto failed;
533 }
534
535 strcpy(lp->node.dev_name, dev->name);
536
537 /* print current configuration */
538 printk(KERN_INFO "%s: %s, sram %s, port %#3lx, irq %d, "
539 "hw_addr %s\n",
540 dev->name, card_name, sram_config == 0 ? "4K TX*2" : "8K TX*2",
541 dev->base_addr, dev->irq, print_mac(mac, dev->dev_addr));
542
543 return 0;
544
545 cs_failed:
546 /* All Card Services errors end up here */
547 cs_error(link, last_fn, last_ret);
548 failed:
549 fmvj18x_release(link);
550 return -ENODEV;
551 } /* fmvj18x_config */
552 /*====================================================================*/
553
554 static int fmvj18x_get_hwinfo(struct pcmcia_device *link, u_char *node_id)
555 {
556 win_req_t req;
557 memreq_t mem;
558 u_char __iomem *base;
559 int i, j;
560
561 /* Allocate a small memory window */
562 req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE;
563 req.Base = 0; req.Size = 0;
564 req.AccessSpeed = 0;
565 i = pcmcia_request_window(&link, &req, &link->win);
566 if (i != CS_SUCCESS) {
567 cs_error(link, RequestWindow, i);
568 return -1;
569 }
570
571 base = ioremap(req.Base, req.Size);
572 mem.Page = 0;
573 mem.CardOffset = 0;
574 pcmcia_map_mem_page(link->win, &mem);
575
576 /*
577 * MBH10304 CISTPL_FUNCE_LAN_NODE_ID format
578 * 22 0d xx xx xx 04 06 yy yy yy yy yy yy ff
579 * 'xx' is garbage.
580 * 'yy' is MAC address.
581 */
582 for (i = 0; i < 0x200; i++) {
583 if (readb(base+i*2) == 0x22) {
584 if (readb(base+(i-1)*2) == 0xff
585 && readb(base+(i+5)*2) == 0x04
586 && readb(base+(i+6)*2) == 0x06
587 && readb(base+(i+13)*2) == 0xff)
588 break;
589 }
590 }
591
592 if (i != 0x200) {
593 for (j = 0 ; j < 6; j++,i++) {
594 node_id[j] = readb(base+(i+7)*2);
595 }
596 }
597
598 iounmap(base);
599 j = pcmcia_release_window(link->win);
600 if (j != CS_SUCCESS)
601 cs_error(link, ReleaseWindow, j);
602 return (i != 0x200) ? 0 : -1;
603
604 } /* fmvj18x_get_hwinfo */
605 /*====================================================================*/
606
607 static int fmvj18x_setup_mfc(struct pcmcia_device *link)
608 {
609 win_req_t req;
610 memreq_t mem;
611 u_char __iomem *base;
612 int i, j;
613 struct net_device *dev = link->priv;
614 unsigned int ioaddr;
615
616 /* Allocate a small memory window */
617 req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE;
618 req.Base = 0; req.Size = 0;
619 req.AccessSpeed = 0;
620 i = pcmcia_request_window(&link, &req, &link->win);
621 if (i != CS_SUCCESS) {
622 cs_error(link, RequestWindow, i);
623 return -1;
624 }
625
626 base = ioremap(req.Base, req.Size);
627 mem.Page = 0;
628 mem.CardOffset = 0;
629 pcmcia_map_mem_page(link->win, &mem);
630
631 ioaddr = dev->base_addr;
632 writeb(0x47, base+0x800); /* Config Option Register of LAN */
633 writeb(0x0, base+0x802); /* Config and Status Register */
634
635 writeb(ioaddr & 0xff, base+0x80a); /* I/O Base(Low) of LAN */
636 writeb((ioaddr >> 8) & 0xff, base+0x80c); /* I/O Base(High) of LAN */
637
638 writeb(0x45, base+0x820); /* Config Option Register of Modem */
639 writeb(0x8, base+0x822); /* Config and Status Register */
640
641 iounmap(base);
642 j = pcmcia_release_window(link->win);
643 if (j != CS_SUCCESS)
644 cs_error(link, ReleaseWindow, j);
645 return 0;
646
647 }
648 /*====================================================================*/
649
650 static void fmvj18x_release(struct pcmcia_device *link)
651 {
652 DEBUG(0, "fmvj18x_release(0x%p)\n", link);
653 pcmcia_disable_device(link);
654 }
655
656 static int fmvj18x_suspend(struct pcmcia_device *link)
657 {
658 struct net_device *dev = link->priv;
659
660 if (link->open)
661 netif_device_detach(dev);
662
663 return 0;
664 }
665
666 static int fmvj18x_resume(struct pcmcia_device *link)
667 {
668 struct net_device *dev = link->priv;
669
670 if (link->open) {
671 fjn_reset(dev);
672 netif_device_attach(dev);
673 }
674
675 return 0;
676 }
677
678 /*====================================================================*/
679
680 static struct pcmcia_device_id fmvj18x_ids[] = {
681 PCMCIA_DEVICE_MANF_CARD(0x0004, 0x0004),
682 PCMCIA_DEVICE_PROD_ID12("EAGLE Technology", "NE200 ETHERNET LAN MBH10302 04", 0x528c88c4, 0x74f91e59),
683 PCMCIA_DEVICE_PROD_ID12("Eiger Labs,Inc", "EPX-10BT PC Card Ethernet 10BT", 0x53af556e, 0x877f9922),
684 PCMCIA_DEVICE_PROD_ID12("Eiger labs,Inc.", "EPX-10BT PC Card Ethernet 10BT", 0xf47e6c66, 0x877f9922),
685 PCMCIA_DEVICE_PROD_ID12("FUJITSU", "LAN Card(FMV-J182)", 0x6ee5a3d8, 0x5baf31db),
686 PCMCIA_DEVICE_PROD_ID12("FUJITSU", "MBH10308", 0x6ee5a3d8, 0x3f04875e),
687 PCMCIA_DEVICE_PROD_ID12("FUJITSU TOWA", "LA501", 0xb8451188, 0x12939ba2),
688 PCMCIA_DEVICE_PROD_ID12("HITACHI", "HT-4840-11", 0xf4f43949, 0x773910f4),
689 PCMCIA_DEVICE_PROD_ID12("NextComK.K.", "NC5310B Ver1.0 ", 0x8cef4d3a, 0x075fc7b6),
690 PCMCIA_DEVICE_PROD_ID12("NextComK.K.", "NC5310 Ver1.0 ", 0x8cef4d3a, 0xbccf43e6),
691 PCMCIA_DEVICE_PROD_ID12("RATOC System Inc.", "10BASE_T CARD R280", 0x85c10e17, 0xd9413666),
692 PCMCIA_DEVICE_PROD_ID12("TDK", "LAC-CD02x", 0x1eae9475, 0x8fa0ee70),
693 PCMCIA_DEVICE_PROD_ID12("TDK", "LAC-CF010", 0x1eae9475, 0x7683bc9a),
694 PCMCIA_DEVICE_PROD_ID1("CONTEC Co.,Ltd.", 0x58d8fee2),
695 PCMCIA_DEVICE_PROD_ID1("PCMCIA LAN MBH10304 ES", 0x2599f454),
696 PCMCIA_DEVICE_PROD_ID1("PCMCIA MBH10302", 0x8f4005da),
697 PCMCIA_DEVICE_PROD_ID1("UBKK,V2.0", 0x90888080),
698 PCMCIA_PFC_DEVICE_PROD_ID12(0, "TDK", "GlobalNetworker 3410/3412", 0x1eae9475, 0xd9a93bed),
699 PCMCIA_PFC_DEVICE_PROD_ID12(0, "NEC", "PK-UG-J001" ,0x18df0ba0 ,0x831b1064),
700 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0105, 0x0d0a),
701 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0105, 0x0e0a),
702 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0032, 0x0a05),
703 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0032, 0x1101),
704 PCMCIA_DEVICE_NULL,
705 };
706 MODULE_DEVICE_TABLE(pcmcia, fmvj18x_ids);
707
708 static struct pcmcia_driver fmvj18x_cs_driver = {
709 .owner = THIS_MODULE,
710 .drv = {
711 .name = "fmvj18x_cs",
712 },
713 .probe = fmvj18x_probe,
714 .remove = fmvj18x_detach,
715 .id_table = fmvj18x_ids,
716 .suspend = fmvj18x_suspend,
717 .resume = fmvj18x_resume,
718 };
719
720 static int __init init_fmvj18x_cs(void)
721 {
722 return pcmcia_register_driver(&fmvj18x_cs_driver);
723 }
724
725 static void __exit exit_fmvj18x_cs(void)
726 {
727 pcmcia_unregister_driver(&fmvj18x_cs_driver);
728 }
729
730 module_init(init_fmvj18x_cs);
731 module_exit(exit_fmvj18x_cs);
732
733 /*====================================================================*/
734
735 static irqreturn_t fjn_interrupt(int dummy, void *dev_id)
736 {
737 struct net_device *dev = dev_id;
738 local_info_t *lp = netdev_priv(dev);
739 unsigned int ioaddr;
740 unsigned short tx_stat, rx_stat;
741
742 ioaddr = dev->base_addr;
743
744 /* avoid multiple interrupts */
745 outw(0x0000, ioaddr + TX_INTR);
746
747 /* wait for a while */
748 udelay(1);
749
750 /* get status */
751 tx_stat = inb(ioaddr + TX_STATUS);
752 rx_stat = inb(ioaddr + RX_STATUS);
753
754 /* clear status */
755 outb(tx_stat, ioaddr + TX_STATUS);
756 outb(rx_stat, ioaddr + RX_STATUS);
757
758 DEBUG(4, "%s: interrupt, rx_status %02x.\n", dev->name, rx_stat);
759 DEBUG(4, " tx_status %02x.\n", tx_stat);
760
761 if (rx_stat || (inb(ioaddr + RX_MODE) & F_BUF_EMP) == 0) {
762 /* there is packet(s) in rx buffer */
763 fjn_rx(dev);
764 }
765 if (tx_stat & F_TMT_RDY) {
766 lp->stats.tx_packets += lp->sent ;
767 lp->sent = 0 ;
768 if (lp->tx_queue) {
769 outb(DO_TX | lp->tx_queue, ioaddr + TX_START);
770 lp->sent = lp->tx_queue ;
771 lp->tx_queue = 0;
772 lp->tx_queue_len = 0;
773 dev->trans_start = jiffies;
774 } else {
775 lp->tx_started = 0;
776 }
777 netif_wake_queue(dev);
778 }
779 DEBUG(4, "%s: exiting interrupt,\n", dev->name);
780 DEBUG(4, " tx_status %02x, rx_status %02x.\n", tx_stat, rx_stat);
781
782 outb(D_TX_INTR, ioaddr + TX_INTR);
783 outb(D_RX_INTR, ioaddr + RX_INTR);
784 return IRQ_HANDLED;
785
786 } /* fjn_interrupt */
787
788 /*====================================================================*/
789
790 static void fjn_tx_timeout(struct net_device *dev)
791 {
792 struct local_info_t *lp = netdev_priv(dev);
793 unsigned int ioaddr = dev->base_addr;
794
795 printk(KERN_NOTICE "%s: transmit timed out with status %04x, %s?\n",
796 dev->name, htons(inw(ioaddr + TX_STATUS)),
797 inb(ioaddr + TX_STATUS) & F_TMT_RDY
798 ? "IRQ conflict" : "network cable problem");
799 printk(KERN_NOTICE "%s: timeout registers: %04x %04x %04x "
800 "%04x %04x %04x %04x %04x.\n",
801 dev->name, htons(inw(ioaddr + 0)),
802 htons(inw(ioaddr + 2)), htons(inw(ioaddr + 4)),
803 htons(inw(ioaddr + 6)), htons(inw(ioaddr + 8)),
804 htons(inw(ioaddr +10)), htons(inw(ioaddr +12)),
805 htons(inw(ioaddr +14)));
806 lp->stats.tx_errors++;
807 /* ToDo: We should try to restart the adaptor... */
808 local_irq_disable();
809 fjn_reset(dev);
810
811 lp->tx_started = 0;
812 lp->tx_queue = 0;
813 lp->tx_queue_len = 0;
814 lp->sent = 0;
815 lp->open_time = jiffies;
816 local_irq_enable();
817 netif_wake_queue(dev);
818 }
819
820 static int fjn_start_xmit(struct sk_buff *skb, struct net_device *dev)
821 {
822 struct local_info_t *lp = netdev_priv(dev);
823 unsigned int ioaddr = dev->base_addr;
824 short length = skb->len;
825
826 if (length < ETH_ZLEN)
827 {
828 if (skb_padto(skb, ETH_ZLEN))
829 return 0;
830 length = ETH_ZLEN;
831 }
832
833 netif_stop_queue(dev);
834
835 {
836 unsigned char *buf = skb->data;
837
838 if (length > ETH_FRAME_LEN) {
839 printk(KERN_NOTICE "%s: Attempting to send a large packet"
840 " (%d bytes).\n", dev->name, length);
841 return 1;
842 }
843
844 DEBUG(4, "%s: Transmitting a packet of length %lu.\n",
845 dev->name, (unsigned long)skb->len);
846 lp->stats.tx_bytes += skb->len;
847
848 /* Disable both interrupts. */
849 outw(0x0000, ioaddr + TX_INTR);
850
851 /* wait for a while */
852 udelay(1);
853
854 outw(length, ioaddr + DATAPORT);
855 outsw(ioaddr + DATAPORT, buf, (length + 1) >> 1);
856
857 lp->tx_queue++;
858 lp->tx_queue_len += ((length+3) & ~1);
859
860 if (lp->tx_started == 0) {
861 /* If the Tx is idle, always trigger a transmit. */
862 outb(DO_TX | lp->tx_queue, ioaddr + TX_START);
863 lp->sent = lp->tx_queue ;
864 lp->tx_queue = 0;
865 lp->tx_queue_len = 0;
866 dev->trans_start = jiffies;
867 lp->tx_started = 1;
868 netif_start_queue(dev);
869 } else {
870 if( sram_config == 0 ) {
871 if (lp->tx_queue_len < (4096 - (ETH_FRAME_LEN +2)) )
872 /* Yes, there is room for one more packet. */
873 netif_start_queue(dev);
874 } else {
875 if (lp->tx_queue_len < (8192 - (ETH_FRAME_LEN +2)) &&
876 lp->tx_queue < 127 )
877 /* Yes, there is room for one more packet. */
878 netif_start_queue(dev);
879 }
880 }
881
882 /* Re-enable interrupts */
883 outb(D_TX_INTR, ioaddr + TX_INTR);
884 outb(D_RX_INTR, ioaddr + RX_INTR);
885 }
886 dev_kfree_skb (skb);
887
888 return 0;
889 } /* fjn_start_xmit */
890
891 /*====================================================================*/
892
893 static void fjn_reset(struct net_device *dev)
894 {
895 struct local_info_t *lp = netdev_priv(dev);
896 unsigned int ioaddr = dev->base_addr;
897 int i;
898
899 DEBUG(4, "fjn_reset(%s) called.\n",dev->name);
900
901 /* Reset controller */
902 if( sram_config == 0 )
903 outb(CONFIG0_RST, ioaddr + CONFIG_0);
904 else
905 outb(CONFIG0_RST_1, ioaddr + CONFIG_0);
906
907 /* Power On chip and select bank 0 */
908 if (lp->cardtype == MBH10302)
909 outb(BANK_0, ioaddr + CONFIG_1);
910 else
911 outb(BANK_0U, ioaddr + CONFIG_1);
912
913 /* Set Tx modes */
914 outb(D_TX_MODE, ioaddr + TX_MODE);
915 /* set Rx modes */
916 outb(ID_MATCHED, ioaddr + RX_MODE);
917
918 /* Set hardware address */
919 for (i = 0; i < 6; i++)
920 outb(dev->dev_addr[i], ioaddr + NODE_ID + i);
921
922 /* (re)initialize the multicast table */
923 set_rx_mode(dev);
924
925 /* Switch to bank 2 (runtime mode) */
926 if (lp->cardtype == MBH10302)
927 outb(BANK_2, ioaddr + CONFIG_1);
928 else
929 outb(BANK_2U, ioaddr + CONFIG_1);
930
931 /* set 16col ctrl bits */
932 if( lp->cardtype == TDK || lp->cardtype == CONTEC)
933 outb(TDK_AUTO_MODE, ioaddr + COL_CTRL);
934 else
935 outb(AUTO_MODE, ioaddr + COL_CTRL);
936
937 /* clear Reserved Regs */
938 outb(0x00, ioaddr + BMPR12);
939 outb(0x00, ioaddr + BMPR13);
940
941 /* reset Skip packet reg. */
942 outb(0x01, ioaddr + RX_SKIP);
943
944 /* Enable Tx and Rx */
945 if( sram_config == 0 )
946 outb(CONFIG0_DFL, ioaddr + CONFIG_0);
947 else
948 outb(CONFIG0_DFL_1, ioaddr + CONFIG_0);
949
950 /* Init receive pointer ? */
951 inw(ioaddr + DATAPORT);
952 inw(ioaddr + DATAPORT);
953
954 /* Clear all status */
955 outb(0xff, ioaddr + TX_STATUS);
956 outb(0xff, ioaddr + RX_STATUS);
957
958 if (lp->cardtype == MBH10302)
959 outb(INTR_OFF, ioaddr + LAN_CTRL);
960
961 /* Turn on Rx interrupts */
962 outb(D_TX_INTR, ioaddr + TX_INTR);
963 outb(D_RX_INTR, ioaddr + RX_INTR);
964
965 /* Turn on interrupts from LAN card controller */
966 if (lp->cardtype == MBH10302)
967 outb(INTR_ON, ioaddr + LAN_CTRL);
968 } /* fjn_reset */
969
970 /*====================================================================*/
971
972 static void fjn_rx(struct net_device *dev)
973 {
974 struct local_info_t *lp = netdev_priv(dev);
975 unsigned int ioaddr = dev->base_addr;
976 int boguscount = 10; /* 5 -> 10: by agy 19940922 */
977
978 DEBUG(4, "%s: in rx_packet(), rx_status %02x.\n",
979 dev->name, inb(ioaddr + RX_STATUS));
980
981 while ((inb(ioaddr + RX_MODE) & F_BUF_EMP) == 0) {
982 u_short status = inw(ioaddr + DATAPORT);
983
984 DEBUG(4, "%s: Rxing packet mode %02x status %04x.\n",
985 dev->name, inb(ioaddr + RX_MODE), status);
986 #ifndef final_version
987 if (status == 0) {
988 outb(F_SKP_PKT, ioaddr + RX_SKIP);
989 break;
990 }
991 #endif
992 if ((status & 0xF0) != 0x20) { /* There was an error. */
993 lp->stats.rx_errors++;
994 if (status & F_LEN_ERR) lp->stats.rx_length_errors++;
995 if (status & F_ALG_ERR) lp->stats.rx_frame_errors++;
996 if (status & F_CRC_ERR) lp->stats.rx_crc_errors++;
997 if (status & F_OVR_FLO) lp->stats.rx_over_errors++;
998 } else {
999 u_short pkt_len = inw(ioaddr + DATAPORT);
1000 /* Malloc up new buffer. */
1001 struct sk_buff *skb;
1002
1003 if (pkt_len > 1550) {
1004 printk(KERN_NOTICE "%s: The FMV-18x claimed a very "
1005 "large packet, size %d.\n", dev->name, pkt_len);
1006 outb(F_SKP_PKT, ioaddr + RX_SKIP);
1007 lp->stats.rx_errors++;
1008 break;
1009 }
1010 skb = dev_alloc_skb(pkt_len+2);
1011 if (skb == NULL) {
1012 printk(KERN_NOTICE "%s: Memory squeeze, dropping "
1013 "packet (len %d).\n", dev->name, pkt_len);
1014 outb(F_SKP_PKT, ioaddr + RX_SKIP);
1015 lp->stats.rx_dropped++;
1016 break;
1017 }
1018
1019 skb_reserve(skb, 2);
1020 insw(ioaddr + DATAPORT, skb_put(skb, pkt_len),
1021 (pkt_len + 1) >> 1);
1022 skb->protocol = eth_type_trans(skb, dev);
1023
1024 #ifdef PCMCIA_DEBUG
1025 if (pc_debug > 5) {
1026 int i;
1027 printk(KERN_DEBUG "%s: Rxed packet of length %d: ",
1028 dev->name, pkt_len);
1029 for (i = 0; i < 14; i++)
1030 printk(" %02x", skb->data[i]);
1031 printk(".\n");
1032 }
1033 #endif
1034
1035 netif_rx(skb);
1036 dev->last_rx = jiffies;
1037 lp->stats.rx_packets++;
1038 lp->stats.rx_bytes += pkt_len;
1039 }
1040 if (--boguscount <= 0)
1041 break;
1042 }
1043
1044 /* If any worth-while packets have been received, dev_rint()
1045 has done a netif_wake_queue() for us and will work on them
1046 when we get to the bottom-half routine. */
1047 /*
1048 if (lp->cardtype != TDK) {
1049 int i;
1050 for (i = 0; i < 20; i++) {
1051 if ((inb(ioaddr + RX_MODE) & F_BUF_EMP) == F_BUF_EMP)
1052 break;
1053 (void)inw(ioaddr + DATAPORT); /+ dummy status read +/
1054 outb(F_SKP_PKT, ioaddr + RX_SKIP);
1055 }
1056
1057 if (i > 0)
1058 DEBUG(5, "%s: Exint Rx packet with mode %02x after "
1059 "%d ticks.\n", dev->name, inb(ioaddr + RX_MODE), i);
1060 }
1061 */
1062
1063 return;
1064 } /* fjn_rx */
1065
1066 /*====================================================================*/
1067
1068 static void netdev_get_drvinfo(struct net_device *dev,
1069 struct ethtool_drvinfo *info)
1070 {
1071 strcpy(info->driver, DRV_NAME);
1072 strcpy(info->version, DRV_VERSION);
1073 sprintf(info->bus_info, "PCMCIA 0x%lx", dev->base_addr);
1074 }
1075
1076 #ifdef PCMCIA_DEBUG
1077 static u32 netdev_get_msglevel(struct net_device *dev)
1078 {
1079 return pc_debug;
1080 }
1081
1082 static void netdev_set_msglevel(struct net_device *dev, u32 level)
1083 {
1084 pc_debug = level;
1085 }
1086 #endif /* PCMCIA_DEBUG */
1087
1088 static const struct ethtool_ops netdev_ethtool_ops = {
1089 .get_drvinfo = netdev_get_drvinfo,
1090 #ifdef PCMCIA_DEBUG
1091 .get_msglevel = netdev_get_msglevel,
1092 .set_msglevel = netdev_set_msglevel,
1093 #endif /* PCMCIA_DEBUG */
1094 };
1095
1096 static int fjn_config(struct net_device *dev, struct ifmap *map){
1097 return 0;
1098 }
1099
1100 static int fjn_open(struct net_device *dev)
1101 {
1102 struct local_info_t *lp = netdev_priv(dev);
1103 struct pcmcia_device *link = lp->p_dev;
1104
1105 DEBUG(4, "fjn_open('%s').\n", dev->name);
1106
1107 if (!pcmcia_dev_present(link))
1108 return -ENODEV;
1109
1110 link->open++;
1111
1112 fjn_reset(dev);
1113
1114 lp->tx_started = 0;
1115 lp->tx_queue = 0;
1116 lp->tx_queue_len = 0;
1117 lp->open_time = jiffies;
1118 netif_start_queue(dev);
1119
1120 return 0;
1121 } /* fjn_open */
1122
1123 /*====================================================================*/
1124
1125 static int fjn_close(struct net_device *dev)
1126 {
1127 struct local_info_t *lp = netdev_priv(dev);
1128 struct pcmcia_device *link = lp->p_dev;
1129 unsigned int ioaddr = dev->base_addr;
1130
1131 DEBUG(4, "fjn_close('%s').\n", dev->name);
1132
1133 lp->open_time = 0;
1134 netif_stop_queue(dev);
1135
1136 /* Set configuration register 0 to disable Tx and Rx. */
1137 if( sram_config == 0 )
1138 outb(CONFIG0_RST ,ioaddr + CONFIG_0);
1139 else
1140 outb(CONFIG0_RST_1 ,ioaddr + CONFIG_0);
1141
1142 /* Update the statistics -- ToDo. */
1143
1144 /* Power-down the chip. Green, green, green! */
1145 outb(CHIP_OFF ,ioaddr + CONFIG_1);
1146
1147 /* Set the ethernet adaptor disable IRQ */
1148 if (lp->cardtype == MBH10302)
1149 outb(INTR_OFF, ioaddr + LAN_CTRL);
1150
1151 link->open--;
1152
1153 return 0;
1154 } /* fjn_close */
1155
1156 /*====================================================================*/
1157
1158 static struct net_device_stats *fjn_get_stats(struct net_device *dev)
1159 {
1160 local_info_t *lp = netdev_priv(dev);
1161 return &lp->stats;
1162 } /* fjn_get_stats */
1163
1164 /*====================================================================*/
1165
1166 /*
1167 Set the multicast/promiscuous mode for this adaptor.
1168 */
1169
1170 static void set_rx_mode(struct net_device *dev)
1171 {
1172 unsigned int ioaddr = dev->base_addr;
1173 u_char mc_filter[8]; /* Multicast hash filter */
1174 u_long flags;
1175 int i;
1176
1177 int saved_bank;
1178 int saved_config_0 = inb(ioaddr + CONFIG_0);
1179
1180 local_irq_save(flags);
1181
1182 /* Disable Tx and Rx */
1183 if (sram_config == 0)
1184 outb(CONFIG0_RST, ioaddr + CONFIG_0);
1185 else
1186 outb(CONFIG0_RST_1, ioaddr + CONFIG_0);
1187
1188 if (dev->flags & IFF_PROMISC) {
1189 memset(mc_filter, 0xff, sizeof(mc_filter));
1190 outb(3, ioaddr + RX_MODE); /* Enable promiscuous mode */
1191 } else if (dev->mc_count > MC_FILTERBREAK
1192 || (dev->flags & IFF_ALLMULTI)) {
1193 /* Too many to filter perfectly -- accept all multicasts. */
1194 memset(mc_filter, 0xff, sizeof(mc_filter));
1195 outb(2, ioaddr + RX_MODE); /* Use normal mode. */
1196 } else if (dev->mc_count == 0) {
1197 memset(mc_filter, 0x00, sizeof(mc_filter));
1198 outb(1, ioaddr + RX_MODE); /* Ignore almost all multicasts. */
1199 } else {
1200 struct dev_mc_list *mclist;
1201
1202 memset(mc_filter, 0, sizeof(mc_filter));
1203 for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
1204 i++, mclist = mclist->next) {
1205 unsigned int bit =
1206 ether_crc_le(ETH_ALEN, mclist->dmi_addr) >> 26;
1207 mc_filter[bit >> 3] |= (1 << (bit & 7));
1208 }
1209 outb(2, ioaddr + RX_MODE); /* Use normal mode. */
1210 }
1211
1212 /* Switch to bank 1 and set the multicast table. */
1213 saved_bank = inb(ioaddr + CONFIG_1);
1214 outb(0xe4, ioaddr + CONFIG_1);
1215
1216 for (i = 0; i < 8; i++)
1217 outb(mc_filter[i], ioaddr + MAR_ADR + i);
1218 outb(saved_bank, ioaddr + CONFIG_1);
1219
1220 outb(saved_config_0, ioaddr + CONFIG_0);
1221
1222 local_irq_restore(flags);
1223 }
Linux kernel - Deliverables
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