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pcmcia: do not use io_req_t when calling pcmcia_request_io()
[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.h>
53 #include <pcmcia/cistpl.h>
54 #include <pcmcia/ciscode.h>
55 #include <pcmcia/ds.h>
56
57 #include <asm/uaccess.h>
58 #include <asm/io.h>
59 #include <asm/system.h>
60
61 /*====================================================================*/
62
63 /* Module parameters */
64
65 MODULE_DESCRIPTION("fmvj18x and compatible PCMCIA ethernet driver");
66 MODULE_LICENSE("GPL");
67
68 #define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0)
69
70 /* SRAM configuration */
71 /* 0:4KB*2 TX buffer else:8KB*2 TX buffer */
72 INT_MODULE_PARM(sram_config, 0);
73
74
75 /*====================================================================*/
76 /*
77 PCMCIA event handlers
78 */
79 static int fmvj18x_config(struct pcmcia_device *link);
80 static int fmvj18x_get_hwinfo(struct pcmcia_device *link, u_char *node_id);
81 static int fmvj18x_setup_mfc(struct pcmcia_device *link);
82 static void fmvj18x_release(struct pcmcia_device *link);
83 static void fmvj18x_detach(struct pcmcia_device *p_dev);
84
85 /*
86 LAN controller(MBH86960A) specific routines
87 */
88 static int fjn_config(struct net_device *dev, struct ifmap *map);
89 static int fjn_open(struct net_device *dev);
90 static int fjn_close(struct net_device *dev);
91 static netdev_tx_t fjn_start_xmit(struct sk_buff *skb,
92 struct net_device *dev);
93 static irqreturn_t fjn_interrupt(int irq, void *dev_id);
94 static void fjn_rx(struct net_device *dev);
95 static void fjn_reset(struct net_device *dev);
96 static void set_rx_mode(struct net_device *dev);
97 static void fjn_tx_timeout(struct net_device *dev);
98 static const struct ethtool_ops netdev_ethtool_ops;
99
100 /*
101 card type
102 */
103 typedef enum { MBH10302, MBH10304, TDK, CONTEC, LA501, UNGERMANN,
104 XXX10304, NEC, KME
105 } cardtype_t;
106
107 /*
108 driver specific data structure
109 */
110 typedef struct local_info_t {
111 struct pcmcia_device *p_dev;
112 long open_time;
113 uint tx_started:1;
114 uint tx_queue;
115 u_short tx_queue_len;
116 cardtype_t cardtype;
117 u_short sent;
118 u_char __iomem *base;
119 } local_info_t;
120
121 #define MC_FILTERBREAK 64
122
123 /*====================================================================*/
124 /*
125 ioport offset from the base address
126 */
127 #define TX_STATUS 0 /* transmit status register */
128 #define RX_STATUS 1 /* receive status register */
129 #define TX_INTR 2 /* transmit interrupt mask register */
130 #define RX_INTR 3 /* receive interrupt mask register */
131 #define TX_MODE 4 /* transmit mode register */
132 #define RX_MODE 5 /* receive mode register */
133 #define CONFIG_0 6 /* configuration register 0 */
134 #define CONFIG_1 7 /* configuration register 1 */
135
136 #define NODE_ID 8 /* node ID register (bank 0) */
137 #define MAR_ADR 8 /* multicast address registers (bank 1) */
138
139 #define DATAPORT 8 /* buffer mem port registers (bank 2) */
140 #define TX_START 10 /* transmit start register */
141 #define COL_CTRL 11 /* 16 collision control register */
142 #define BMPR12 12 /* reserved */
143 #define BMPR13 13 /* reserved */
144 #define RX_SKIP 14 /* skip received packet register */
145
146 #define LAN_CTRL 16 /* LAN card control register */
147
148 #define MAC_ID 0x1a /* hardware address */
149 #define UNGERMANN_MAC_ID 0x18 /* UNGERMANN-BASS hardware address */
150
151 /*
152 control bits
153 */
154 #define ENA_TMT_OK 0x80
155 #define ENA_TMT_REC 0x20
156 #define ENA_COL 0x04
157 #define ENA_16_COL 0x02
158 #define ENA_TBUS_ERR 0x01
159
160 #define ENA_PKT_RDY 0x80
161 #define ENA_BUS_ERR 0x40
162 #define ENA_LEN_ERR 0x08
163 #define ENA_ALG_ERR 0x04
164 #define ENA_CRC_ERR 0x02
165 #define ENA_OVR_FLO 0x01
166
167 /* flags */
168 #define F_TMT_RDY 0x80 /* can accept new packet */
169 #define F_NET_BSY 0x40 /* carrier is detected */
170 #define F_TMT_OK 0x20 /* send packet successfully */
171 #define F_SRT_PKT 0x10 /* short packet error */
172 #define F_COL_ERR 0x04 /* collision error */
173 #define F_16_COL 0x02 /* 16 collision error */
174 #define F_TBUS_ERR 0x01 /* bus read error */
175
176 #define F_PKT_RDY 0x80 /* packet(s) in buffer */
177 #define F_BUS_ERR 0x40 /* bus read error */
178 #define F_LEN_ERR 0x08 /* short packet */
179 #define F_ALG_ERR 0x04 /* frame error */
180 #define F_CRC_ERR 0x02 /* CRC error */
181 #define F_OVR_FLO 0x01 /* overflow error */
182
183 #define F_BUF_EMP 0x40 /* receive buffer is empty */
184
185 #define F_SKP_PKT 0x05 /* drop packet in buffer */
186
187 /* default bitmaps */
188 #define D_TX_INTR ( ENA_TMT_OK )
189 #define D_RX_INTR ( ENA_PKT_RDY | ENA_LEN_ERR \
190 | ENA_ALG_ERR | ENA_CRC_ERR | ENA_OVR_FLO )
191 #define TX_STAT_M ( F_TMT_RDY )
192 #define RX_STAT_M ( F_PKT_RDY | F_LEN_ERR \
193 | F_ALG_ERR | F_CRC_ERR | F_OVR_FLO )
194
195 /* commands */
196 #define D_TX_MODE 0x06 /* no tests, detect carrier */
197 #define ID_MATCHED 0x02 /* (RX_MODE) */
198 #define RECV_ALL 0x03 /* (RX_MODE) */
199 #define CONFIG0_DFL 0x5a /* 16bit bus, 4K x 2 Tx queues */
200 #define CONFIG0_DFL_1 0x5e /* 16bit bus, 8K x 2 Tx queues */
201 #define CONFIG0_RST 0xda /* Data Link Controller off (CONFIG_0) */
202 #define CONFIG0_RST_1 0xde /* Data Link Controller off (CONFIG_0) */
203 #define BANK_0 0xa0 /* bank 0 (CONFIG_1) */
204 #define BANK_1 0xa4 /* bank 1 (CONFIG_1) */
205 #define BANK_2 0xa8 /* bank 2 (CONFIG_1) */
206 #define CHIP_OFF 0x80 /* contrl chip power off (CONFIG_1) */
207 #define DO_TX 0x80 /* do transmit packet */
208 #define SEND_PKT 0x81 /* send a packet */
209 #define AUTO_MODE 0x07 /* Auto skip packet on 16 col detected */
210 #define MANU_MODE 0x03 /* Stop and skip packet on 16 col */
211 #define TDK_AUTO_MODE 0x47 /* Auto skip packet on 16 col detected */
212 #define TDK_MANU_MODE 0x43 /* Stop and skip packet on 16 col */
213 #define INTR_OFF 0x0d /* LAN controller ignores interrupts */
214 #define INTR_ON 0x1d /* LAN controller will catch interrupts */
215
216 #define TX_TIMEOUT ((400*HZ)/1000)
217
218 #define BANK_0U 0x20 /* bank 0 (CONFIG_1) */
219 #define BANK_1U 0x24 /* bank 1 (CONFIG_1) */
220 #define BANK_2U 0x28 /* bank 2 (CONFIG_1) */
221
222 static const struct net_device_ops fjn_netdev_ops = {
223 .ndo_open = fjn_open,
224 .ndo_stop = fjn_close,
225 .ndo_start_xmit = fjn_start_xmit,
226 .ndo_tx_timeout = fjn_tx_timeout,
227 .ndo_set_config = fjn_config,
228 .ndo_set_multicast_list = set_rx_mode,
229 .ndo_change_mtu = eth_change_mtu,
230 .ndo_set_mac_address = eth_mac_addr,
231 .ndo_validate_addr = eth_validate_addr,
232 };
233
234 static int fmvj18x_probe(struct pcmcia_device *link)
235 {
236 local_info_t *lp;
237 struct net_device *dev;
238
239 dev_dbg(&link->dev, "fmvj18x_attach()\n");
240
241 /* Make up a FMVJ18x specific data structure */
242 dev = alloc_etherdev(sizeof(local_info_t));
243 if (!dev)
244 return -ENOMEM;
245 lp = netdev_priv(dev);
246 link->priv = dev;
247 lp->p_dev = link;
248 lp->base = NULL;
249
250 /* The io structure describes IO port mapping */
251 link->resource[0]->end = 32;
252 link->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO;
253
254 /* General socket configuration */
255 link->conf.Attributes = CONF_ENABLE_IRQ;
256 link->conf.IntType = INT_MEMORY_AND_IO;
257
258 dev->netdev_ops = &fjn_netdev_ops;
259 dev->watchdog_timeo = TX_TIMEOUT;
260
261 SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops);
262
263 return fmvj18x_config(link);
264 } /* fmvj18x_attach */
265
266 /*====================================================================*/
267
268 static void fmvj18x_detach(struct pcmcia_device *link)
269 {
270 struct net_device *dev = link->priv;
271
272 dev_dbg(&link->dev, "fmvj18x_detach\n");
273
274 unregister_netdev(dev);
275
276 fmvj18x_release(link);
277
278 free_netdev(dev);
279 } /* fmvj18x_detach */
280
281 /*====================================================================*/
282
283 static int mfc_try_io_port(struct pcmcia_device *link)
284 {
285 int i, ret;
286 static const unsigned int serial_base[5] =
287 { 0x3f8, 0x2f8, 0x3e8, 0x2e8, 0x0 };
288
289 for (i = 0; i < 5; i++) {
290 link->resource[1]->start = serial_base[i];
291 link->resource[1]->flags |= IO_DATA_PATH_WIDTH_8;
292 if (link->resource[1]->start == 0) {
293 link->resource[1]->end = 0;
294 printk(KERN_NOTICE "fmvj18x_cs: out of resource for serial\n");
295 }
296 ret = pcmcia_request_io(link);
297 if (ret == 0)
298 return ret;
299 }
300 return ret;
301 }
302
303 static int ungermann_try_io_port(struct pcmcia_device *link)
304 {
305 int ret;
306 unsigned int ioaddr;
307 /*
308 Ungermann-Bass Access/CARD accepts 0x300,0x320,0x340,0x360
309 0x380,0x3c0 only for ioport.
310 */
311 for (ioaddr = 0x300; ioaddr < 0x3e0; ioaddr += 0x20) {
312 link->resource[0]->start = ioaddr;
313 ret = pcmcia_request_io(link);
314 if (ret == 0) {
315 /* calculate ConfigIndex value */
316 link->conf.ConfigIndex =
317 ((link->resource[0]->start & 0x0f0) >> 3) | 0x22;
318 return ret;
319 }
320 }
321 return ret; /* RequestIO failed */
322 }
323
324 static int fmvj18x_ioprobe(struct pcmcia_device *p_dev,
325 cistpl_cftable_entry_t *cfg,
326 cistpl_cftable_entry_t *dflt,
327 unsigned int vcc,
328 void *priv_data)
329 {
330 return 0; /* strange, but that's what the code did already before... */
331 }
332
333 static int fmvj18x_config(struct pcmcia_device *link)
334 {
335 struct net_device *dev = link->priv;
336 local_info_t *lp = netdev_priv(dev);
337 int i, ret;
338 unsigned int ioaddr;
339 cardtype_t cardtype;
340 char *card_name = "unknown";
341 u8 *buf;
342 size_t len;
343 u_char buggybuf[32];
344
345 dev_dbg(&link->dev, "fmvj18x_config\n");
346
347 link->io_lines = 5;
348
349 len = pcmcia_get_tuple(link, CISTPL_FUNCE, &buf);
350 kfree(buf);
351
352 if (len) {
353 /* Yes, I have CISTPL_FUNCE. Let's check CISTPL_MANFID */
354 ret = pcmcia_loop_config(link, fmvj18x_ioprobe, NULL);
355 if (ret != 0)
356 goto failed;
357
358 switch (link->manf_id) {
359 case MANFID_TDK:
360 cardtype = TDK;
361 if (link->card_id == PRODID_TDK_GN3410 ||
362 link->card_id == PRODID_TDK_NP9610 ||
363 link->card_id == PRODID_TDK_MN3200) {
364 /* MultiFunction Card */
365 link->conf.ConfigBase = 0x800;
366 link->conf.ConfigIndex = 0x47;
367 link->resource[1]->end = 8;
368 }
369 break;
370 case MANFID_NEC:
371 cardtype = NEC; /* MultiFunction Card */
372 link->conf.ConfigBase = 0x800;
373 link->conf.ConfigIndex = 0x47;
374 link->resource[1]->end = 8;
375 break;
376 case MANFID_KME:
377 cardtype = KME; /* MultiFunction Card */
378 link->conf.ConfigBase = 0x800;
379 link->conf.ConfigIndex = 0x47;
380 link->resource[1]->end = 8;
381 break;
382 case MANFID_CONTEC:
383 cardtype = CONTEC;
384 break;
385 case MANFID_FUJITSU:
386 if (link->conf.ConfigBase == 0x0fe0)
387 cardtype = MBH10302;
388 else if (link->card_id == PRODID_FUJITSU_MBH10302)
389 /* RATOC REX-5588/9822/4886's PRODID are 0004(=MBH10302),
390 but these are MBH10304 based card. */
391 cardtype = MBH10304;
392 else if (link->card_id == PRODID_FUJITSU_MBH10304)
393 cardtype = MBH10304;
394 else
395 cardtype = LA501;
396 break;
397 default:
398 cardtype = MBH10304;
399 }
400 } else {
401 /* old type card */
402 switch (link->manf_id) {
403 case MANFID_FUJITSU:
404 if (link->card_id == PRODID_FUJITSU_MBH10304) {
405 cardtype = XXX10304; /* MBH10304 with buggy CIS */
406 link->conf.ConfigIndex = 0x20;
407 } else {
408 cardtype = MBH10302; /* NextCom NC5310, etc. */
409 link->conf.ConfigIndex = 1;
410 }
411 break;
412 case MANFID_UNGERMANN:
413 cardtype = UNGERMANN;
414 break;
415 default:
416 cardtype = MBH10302;
417 link->conf.ConfigIndex = 1;
418 }
419 }
420
421 if (link->resource[1]->end != 0) {
422 ret = mfc_try_io_port(link);
423 if (ret != 0) goto failed;
424 } else if (cardtype == UNGERMANN) {
425 ret = ungermann_try_io_port(link);
426 if (ret != 0) goto failed;
427 } else {
428 ret = pcmcia_request_io(link);
429 if (ret)
430 goto failed;
431 }
432 ret = pcmcia_request_irq(link, fjn_interrupt);
433 if (ret)
434 goto failed;
435 ret = pcmcia_request_configuration(link, &link->conf);
436 if (ret)
437 goto failed;
438
439 dev->irq = link->irq;
440 dev->base_addr = link->resource[0]->start;
441
442 if (resource_size(link->resource[1]) != 0) {
443 ret = fmvj18x_setup_mfc(link);
444 if (ret != 0) goto failed;
445 }
446
447 ioaddr = dev->base_addr;
448
449 /* Reset controller */
450 if (sram_config == 0)
451 outb(CONFIG0_RST, ioaddr + CONFIG_0);
452 else
453 outb(CONFIG0_RST_1, ioaddr + CONFIG_0);
454
455 /* Power On chip and select bank 0 */
456 if (cardtype == MBH10302)
457 outb(BANK_0, ioaddr + CONFIG_1);
458 else
459 outb(BANK_0U, ioaddr + CONFIG_1);
460
461 /* Set hardware address */
462 switch (cardtype) {
463 case MBH10304:
464 case TDK:
465 case LA501:
466 case CONTEC:
467 case NEC:
468 case KME:
469 if (cardtype == MBH10304) {
470 card_name = "FMV-J182";
471
472 len = pcmcia_get_tuple(link, CISTPL_FUNCE, &buf);
473 if (len < 11) {
474 kfree(buf);
475 goto failed;
476 }
477 /* Read MACID from CIS */
478 for (i = 5; i < 11; i++)
479 dev->dev_addr[i] = buf[i];
480 kfree(buf);
481 } else {
482 if (pcmcia_get_mac_from_cis(link, dev))
483 goto failed;
484 if( cardtype == TDK ) {
485 card_name = "TDK LAK-CD021";
486 } else if( cardtype == LA501 ) {
487 card_name = "LA501";
488 } else if( cardtype == NEC ) {
489 card_name = "PK-UG-J001";
490 } else if( cardtype == KME ) {
491 card_name = "Panasonic";
492 } else {
493 card_name = "C-NET(PC)C";
494 }
495 }
496 break;
497 case UNGERMANN:
498 /* Read MACID from register */
499 for (i = 0; i < 6; i++)
500 dev->dev_addr[i] = inb(ioaddr + UNGERMANN_MAC_ID + i);
501 card_name = "Access/CARD";
502 break;
503 case XXX10304:
504 /* Read MACID from Buggy CIS */
505 if (fmvj18x_get_hwinfo(link, buggybuf) == -1) {
506 printk(KERN_NOTICE "fmvj18x_cs: unable to read hardware net address.\n");
507 goto failed;
508 }
509 for (i = 0 ; i < 6; i++) {
510 dev->dev_addr[i] = buggybuf[i];
511 }
512 card_name = "FMV-J182";
513 break;
514 case MBH10302:
515 default:
516 /* Read MACID from register */
517 for (i = 0; i < 6; i++)
518 dev->dev_addr[i] = inb(ioaddr + MAC_ID + i);
519 card_name = "FMV-J181";
520 break;
521 }
522
523 lp->cardtype = cardtype;
524 SET_NETDEV_DEV(dev, &link->dev);
525
526 if (register_netdev(dev) != 0) {
527 printk(KERN_NOTICE "fmvj18x_cs: register_netdev() failed\n");
528 goto failed;
529 }
530
531 /* print current configuration */
532 printk(KERN_INFO "%s: %s, sram %s, port %#3lx, irq %d, "
533 "hw_addr %pM\n",
534 dev->name, card_name, sram_config == 0 ? "4K TX*2" : "8K TX*2",
535 dev->base_addr, dev->irq, dev->dev_addr);
536
537 return 0;
538
539 failed:
540 fmvj18x_release(link);
541 return -ENODEV;
542 } /* fmvj18x_config */
543 /*====================================================================*/
544
545 static int fmvj18x_get_hwinfo(struct pcmcia_device *link, u_char *node_id)
546 {
547 win_req_t req;
548 memreq_t mem;
549 u_char __iomem *base;
550 int i, j;
551
552 /* Allocate a small memory window */
553 req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE;
554 req.Base = 0; req.Size = 0;
555 req.AccessSpeed = 0;
556 i = pcmcia_request_window(link, &req, &link->win);
557 if (i != 0)
558 return -1;
559
560 base = ioremap(req.Base, req.Size);
561 mem.Page = 0;
562 mem.CardOffset = 0;
563 pcmcia_map_mem_page(link, link->win, &mem);
564
565 /*
566 * MBH10304 CISTPL_FUNCE_LAN_NODE_ID format
567 * 22 0d xx xx xx 04 06 yy yy yy yy yy yy ff
568 * 'xx' is garbage.
569 * 'yy' is MAC address.
570 */
571 for (i = 0; i < 0x200; i++) {
572 if (readb(base+i*2) == 0x22) {
573 if (readb(base+(i-1)*2) == 0xff &&
574 readb(base+(i+5)*2) == 0x04 &&
575 readb(base+(i+6)*2) == 0x06 &&
576 readb(base+(i+13)*2) == 0xff)
577 break;
578 }
579 }
580
581 if (i != 0x200) {
582 for (j = 0 ; j < 6; j++,i++) {
583 node_id[j] = readb(base+(i+7)*2);
584 }
585 }
586
587 iounmap(base);
588 j = pcmcia_release_window(link, link->win);
589 return (i != 0x200) ? 0 : -1;
590
591 } /* fmvj18x_get_hwinfo */
592 /*====================================================================*/
593
594 static int fmvj18x_setup_mfc(struct pcmcia_device *link)
595 {
596 win_req_t req;
597 memreq_t mem;
598 int i;
599 struct net_device *dev = link->priv;
600 unsigned int ioaddr;
601 local_info_t *lp = netdev_priv(dev);
602
603 /* Allocate a small memory window */
604 req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE;
605 req.Base = 0; req.Size = 0;
606 req.AccessSpeed = 0;
607 i = pcmcia_request_window(link, &req, &link->win);
608 if (i != 0)
609 return -1;
610
611 lp->base = ioremap(req.Base, req.Size);
612 if (lp->base == NULL) {
613 printk(KERN_NOTICE "fmvj18x_cs: ioremap failed\n");
614 return -1;
615 }
616
617 mem.Page = 0;
618 mem.CardOffset = 0;
619 i = pcmcia_map_mem_page(link, link->win, &mem);
620 if (i != 0) {
621 iounmap(lp->base);
622 lp->base = NULL;
623 return -1;
624 }
625
626 ioaddr = dev->base_addr;
627 writeb(0x47, lp->base+0x800); /* Config Option Register of LAN */
628 writeb(0x0, lp->base+0x802); /* Config and Status Register */
629
630 writeb(ioaddr & 0xff, lp->base+0x80a); /* I/O Base(Low) of LAN */
631 writeb((ioaddr >> 8) & 0xff, lp->base+0x80c); /* I/O Base(High) of LAN */
632
633 writeb(0x45, lp->base+0x820); /* Config Option Register of Modem */
634 writeb(0x8, lp->base+0x822); /* Config and Status Register */
635
636 return 0;
637
638 }
639 /*====================================================================*/
640
641 static void fmvj18x_release(struct pcmcia_device *link)
642 {
643
644 struct net_device *dev = link->priv;
645 local_info_t *lp = netdev_priv(dev);
646 u_char __iomem *tmp;
647 int j;
648
649 dev_dbg(&link->dev, "fmvj18x_release\n");
650
651 if (lp->base != NULL) {
652 tmp = lp->base;
653 lp->base = NULL; /* set NULL before iounmap */
654 iounmap(tmp);
655 j = pcmcia_release_window(link, link->win);
656 }
657
658 pcmcia_disable_device(link);
659
660 }
661
662 static int fmvj18x_suspend(struct pcmcia_device *link)
663 {
664 struct net_device *dev = link->priv;
665
666 if (link->open)
667 netif_device_detach(dev);
668
669 return 0;
670 }
671
672 static int fmvj18x_resume(struct pcmcia_device *link)
673 {
674 struct net_device *dev = link->priv;
675
676 if (link->open) {
677 fjn_reset(dev);
678 netif_device_attach(dev);
679 }
680
681 return 0;
682 }
683
684 /*====================================================================*/
685
686 static struct pcmcia_device_id fmvj18x_ids[] = {
687 PCMCIA_DEVICE_MANF_CARD(0x0004, 0x0004),
688 PCMCIA_DEVICE_PROD_ID12("EAGLE Technology", "NE200 ETHERNET LAN MBH10302 04", 0x528c88c4, 0x74f91e59),
689 PCMCIA_DEVICE_PROD_ID12("Eiger Labs,Inc", "EPX-10BT PC Card Ethernet 10BT", 0x53af556e, 0x877f9922),
690 PCMCIA_DEVICE_PROD_ID12("Eiger labs,Inc.", "EPX-10BT PC Card Ethernet 10BT", 0xf47e6c66, 0x877f9922),
691 PCMCIA_DEVICE_PROD_ID12("FUJITSU", "LAN Card(FMV-J182)", 0x6ee5a3d8, 0x5baf31db),
692 PCMCIA_DEVICE_PROD_ID12("FUJITSU", "MBH10308", 0x6ee5a3d8, 0x3f04875e),
693 PCMCIA_DEVICE_PROD_ID12("FUJITSU TOWA", "LA501", 0xb8451188, 0x12939ba2),
694 PCMCIA_DEVICE_PROD_ID12("HITACHI", "HT-4840-11", 0xf4f43949, 0x773910f4),
695 PCMCIA_DEVICE_PROD_ID12("NextComK.K.", "NC5310B Ver1.0 ", 0x8cef4d3a, 0x075fc7b6),
696 PCMCIA_DEVICE_PROD_ID12("NextComK.K.", "NC5310 Ver1.0 ", 0x8cef4d3a, 0xbccf43e6),
697 PCMCIA_DEVICE_PROD_ID12("RATOC System Inc.", "10BASE_T CARD R280", 0x85c10e17, 0xd9413666),
698 PCMCIA_DEVICE_PROD_ID12("TDK", "LAC-CD02x", 0x1eae9475, 0x8fa0ee70),
699 PCMCIA_DEVICE_PROD_ID12("TDK", "LAC-CF010", 0x1eae9475, 0x7683bc9a),
700 PCMCIA_DEVICE_PROD_ID1("CONTEC Co.,Ltd.", 0x58d8fee2),
701 PCMCIA_DEVICE_PROD_ID1("PCMCIA LAN MBH10304 ES", 0x2599f454),
702 PCMCIA_DEVICE_PROD_ID1("PCMCIA MBH10302", 0x8f4005da),
703 PCMCIA_DEVICE_PROD_ID1("UBKK,V2.0", 0x90888080),
704 PCMCIA_PFC_DEVICE_PROD_ID12(0, "TDK", "GlobalNetworker 3410/3412", 0x1eae9475, 0xd9a93bed),
705 PCMCIA_PFC_DEVICE_PROD_ID12(0, "NEC", "PK-UG-J001" ,0x18df0ba0 ,0x831b1064),
706 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0105, 0x0d0a),
707 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0105, 0x0e0a),
708 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0032, 0x0e01),
709 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0032, 0x0a05),
710 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0032, 0x1101),
711 PCMCIA_DEVICE_NULL,
712 };
713 MODULE_DEVICE_TABLE(pcmcia, fmvj18x_ids);
714
715 static struct pcmcia_driver fmvj18x_cs_driver = {
716 .owner = THIS_MODULE,
717 .drv = {
718 .name = "fmvj18x_cs",
719 },
720 .probe = fmvj18x_probe,
721 .remove = fmvj18x_detach,
722 .id_table = fmvj18x_ids,
723 .suspend = fmvj18x_suspend,
724 .resume = fmvj18x_resume,
725 };
726
727 static int __init init_fmvj18x_cs(void)
728 {
729 return pcmcia_register_driver(&fmvj18x_cs_driver);
730 }
731
732 static void __exit exit_fmvj18x_cs(void)
733 {
734 pcmcia_unregister_driver(&fmvj18x_cs_driver);
735 }
736
737 module_init(init_fmvj18x_cs);
738 module_exit(exit_fmvj18x_cs);
739
740 /*====================================================================*/
741
742 static irqreturn_t fjn_interrupt(int dummy, void *dev_id)
743 {
744 struct net_device *dev = dev_id;
745 local_info_t *lp = netdev_priv(dev);
746 unsigned int ioaddr;
747 unsigned short tx_stat, rx_stat;
748
749 ioaddr = dev->base_addr;
750
751 /* avoid multiple interrupts */
752 outw(0x0000, ioaddr + TX_INTR);
753
754 /* wait for a while */
755 udelay(1);
756
757 /* get status */
758 tx_stat = inb(ioaddr + TX_STATUS);
759 rx_stat = inb(ioaddr + RX_STATUS);
760
761 /* clear status */
762 outb(tx_stat, ioaddr + TX_STATUS);
763 outb(rx_stat, ioaddr + RX_STATUS);
764
765 pr_debug("%s: interrupt, rx_status %02x.\n", dev->name, rx_stat);
766 pr_debug(" tx_status %02x.\n", tx_stat);
767
768 if (rx_stat || (inb(ioaddr + RX_MODE) & F_BUF_EMP) == 0) {
769 /* there is packet(s) in rx buffer */
770 fjn_rx(dev);
771 }
772 if (tx_stat & F_TMT_RDY) {
773 dev->stats.tx_packets += lp->sent ;
774 lp->sent = 0 ;
775 if (lp->tx_queue) {
776 outb(DO_TX | lp->tx_queue, ioaddr + TX_START);
777 lp->sent = lp->tx_queue ;
778 lp->tx_queue = 0;
779 lp->tx_queue_len = 0;
780 dev->trans_start = jiffies;
781 } else {
782 lp->tx_started = 0;
783 }
784 netif_wake_queue(dev);
785 }
786 pr_debug("%s: exiting interrupt,\n", dev->name);
787 pr_debug(" tx_status %02x, rx_status %02x.\n", tx_stat, rx_stat);
788
789 outb(D_TX_INTR, ioaddr + TX_INTR);
790 outb(D_RX_INTR, ioaddr + RX_INTR);
791
792 if (lp->base != NULL) {
793 /* Ack interrupt for multifunction card */
794 writeb(0x01, lp->base+0x802);
795 writeb(0x09, lp->base+0x822);
796 }
797
798 return IRQ_HANDLED;
799
800 } /* fjn_interrupt */
801
802 /*====================================================================*/
803
804 static void fjn_tx_timeout(struct net_device *dev)
805 {
806 struct local_info_t *lp = netdev_priv(dev);
807 unsigned int ioaddr = dev->base_addr;
808
809 printk(KERN_NOTICE "%s: transmit timed out with status %04x, %s?\n",
810 dev->name, htons(inw(ioaddr + TX_STATUS)),
811 inb(ioaddr + TX_STATUS) & F_TMT_RDY
812 ? "IRQ conflict" : "network cable problem");
813 printk(KERN_NOTICE "%s: timeout registers: %04x %04x %04x "
814 "%04x %04x %04x %04x %04x.\n",
815 dev->name, htons(inw(ioaddr + 0)),
816 htons(inw(ioaddr + 2)), htons(inw(ioaddr + 4)),
817 htons(inw(ioaddr + 6)), htons(inw(ioaddr + 8)),
818 htons(inw(ioaddr +10)), htons(inw(ioaddr +12)),
819 htons(inw(ioaddr +14)));
820 dev->stats.tx_errors++;
821 /* ToDo: We should try to restart the adaptor... */
822 local_irq_disable();
823 fjn_reset(dev);
824
825 lp->tx_started = 0;
826 lp->tx_queue = 0;
827 lp->tx_queue_len = 0;
828 lp->sent = 0;
829 lp->open_time = jiffies;
830 local_irq_enable();
831 netif_wake_queue(dev);
832 }
833
834 static netdev_tx_t fjn_start_xmit(struct sk_buff *skb,
835 struct net_device *dev)
836 {
837 struct local_info_t *lp = netdev_priv(dev);
838 unsigned int ioaddr = dev->base_addr;
839 short length = skb->len;
840
841 if (length < ETH_ZLEN)
842 {
843 if (skb_padto(skb, ETH_ZLEN))
844 return NETDEV_TX_OK;
845 length = ETH_ZLEN;
846 }
847
848 netif_stop_queue(dev);
849
850 {
851 unsigned char *buf = skb->data;
852
853 if (length > ETH_FRAME_LEN) {
854 printk(KERN_NOTICE "%s: Attempting to send a large packet"
855 " (%d bytes).\n", dev->name, length);
856 return NETDEV_TX_BUSY;
857 }
858
859 pr_debug("%s: Transmitting a packet of length %lu.\n",
860 dev->name, (unsigned long)skb->len);
861 dev->stats.tx_bytes += skb->len;
862
863 /* Disable both interrupts. */
864 outw(0x0000, ioaddr + TX_INTR);
865
866 /* wait for a while */
867 udelay(1);
868
869 outw(length, ioaddr + DATAPORT);
870 outsw(ioaddr + DATAPORT, buf, (length + 1) >> 1);
871
872 lp->tx_queue++;
873 lp->tx_queue_len += ((length+3) & ~1);
874
875 if (lp->tx_started == 0) {
876 /* If the Tx is idle, always trigger a transmit. */
877 outb(DO_TX | lp->tx_queue, ioaddr + TX_START);
878 lp->sent = lp->tx_queue ;
879 lp->tx_queue = 0;
880 lp->tx_queue_len = 0;
881 lp->tx_started = 1;
882 netif_start_queue(dev);
883 } else {
884 if( sram_config == 0 ) {
885 if (lp->tx_queue_len < (4096 - (ETH_FRAME_LEN +2)) )
886 /* Yes, there is room for one more packet. */
887 netif_start_queue(dev);
888 } else {
889 if (lp->tx_queue_len < (8192 - (ETH_FRAME_LEN +2)) &&
890 lp->tx_queue < 127 )
891 /* Yes, there is room for one more packet. */
892 netif_start_queue(dev);
893 }
894 }
895
896 /* Re-enable interrupts */
897 outb(D_TX_INTR, ioaddr + TX_INTR);
898 outb(D_RX_INTR, ioaddr + RX_INTR);
899 }
900 dev_kfree_skb (skb);
901
902 return NETDEV_TX_OK;
903 } /* fjn_start_xmit */
904
905 /*====================================================================*/
906
907 static void fjn_reset(struct net_device *dev)
908 {
909 struct local_info_t *lp = netdev_priv(dev);
910 unsigned int ioaddr = dev->base_addr;
911 int i;
912
913 pr_debug("fjn_reset(%s) called.\n",dev->name);
914
915 /* Reset controller */
916 if( sram_config == 0 )
917 outb(CONFIG0_RST, ioaddr + CONFIG_0);
918 else
919 outb(CONFIG0_RST_1, ioaddr + CONFIG_0);
920
921 /* Power On chip and select bank 0 */
922 if (lp->cardtype == MBH10302)
923 outb(BANK_0, ioaddr + CONFIG_1);
924 else
925 outb(BANK_0U, ioaddr + CONFIG_1);
926
927 /* Set Tx modes */
928 outb(D_TX_MODE, ioaddr + TX_MODE);
929 /* set Rx modes */
930 outb(ID_MATCHED, ioaddr + RX_MODE);
931
932 /* Set hardware address */
933 for (i = 0; i < 6; i++)
934 outb(dev->dev_addr[i], ioaddr + NODE_ID + i);
935
936 /* (re)initialize the multicast table */
937 set_rx_mode(dev);
938
939 /* Switch to bank 2 (runtime mode) */
940 if (lp->cardtype == MBH10302)
941 outb(BANK_2, ioaddr + CONFIG_1);
942 else
943 outb(BANK_2U, ioaddr + CONFIG_1);
944
945 /* set 16col ctrl bits */
946 if( lp->cardtype == TDK || lp->cardtype == CONTEC)
947 outb(TDK_AUTO_MODE, ioaddr + COL_CTRL);
948 else
949 outb(AUTO_MODE, ioaddr + COL_CTRL);
950
951 /* clear Reserved Regs */
952 outb(0x00, ioaddr + BMPR12);
953 outb(0x00, ioaddr + BMPR13);
954
955 /* reset Skip packet reg. */
956 outb(0x01, ioaddr + RX_SKIP);
957
958 /* Enable Tx and Rx */
959 if( sram_config == 0 )
960 outb(CONFIG0_DFL, ioaddr + CONFIG_0);
961 else
962 outb(CONFIG0_DFL_1, ioaddr + CONFIG_0);
963
964 /* Init receive pointer ? */
965 inw(ioaddr + DATAPORT);
966 inw(ioaddr + DATAPORT);
967
968 /* Clear all status */
969 outb(0xff, ioaddr + TX_STATUS);
970 outb(0xff, ioaddr + RX_STATUS);
971
972 if (lp->cardtype == MBH10302)
973 outb(INTR_OFF, ioaddr + LAN_CTRL);
974
975 /* Turn on Rx interrupts */
976 outb(D_TX_INTR, ioaddr + TX_INTR);
977 outb(D_RX_INTR, ioaddr + RX_INTR);
978
979 /* Turn on interrupts from LAN card controller */
980 if (lp->cardtype == MBH10302)
981 outb(INTR_ON, ioaddr + LAN_CTRL);
982 } /* fjn_reset */
983
984 /*====================================================================*/
985
986 static void fjn_rx(struct net_device *dev)
987 {
988 unsigned int ioaddr = dev->base_addr;
989 int boguscount = 10; /* 5 -> 10: by agy 19940922 */
990
991 pr_debug("%s: in rx_packet(), rx_status %02x.\n",
992 dev->name, inb(ioaddr + RX_STATUS));
993
994 while ((inb(ioaddr + RX_MODE) & F_BUF_EMP) == 0) {
995 u_short status = inw(ioaddr + DATAPORT);
996
997 pr_debug("%s: Rxing packet mode %02x status %04x.\n",
998 dev->name, inb(ioaddr + RX_MODE), status);
999 #ifndef final_version
1000 if (status == 0) {
1001 outb(F_SKP_PKT, ioaddr + RX_SKIP);
1002 break;
1003 }
1004 #endif
1005 if ((status & 0xF0) != 0x20) { /* There was an error. */
1006 dev->stats.rx_errors++;
1007 if (status & F_LEN_ERR) dev->stats.rx_length_errors++;
1008 if (status & F_ALG_ERR) dev->stats.rx_frame_errors++;
1009 if (status & F_CRC_ERR) dev->stats.rx_crc_errors++;
1010 if (status & F_OVR_FLO) dev->stats.rx_over_errors++;
1011 } else {
1012 u_short pkt_len = inw(ioaddr + DATAPORT);
1013 /* Malloc up new buffer. */
1014 struct sk_buff *skb;
1015
1016 if (pkt_len > 1550) {
1017 printk(KERN_NOTICE "%s: The FMV-18x claimed a very "
1018 "large packet, size %d.\n", dev->name, pkt_len);
1019 outb(F_SKP_PKT, ioaddr + RX_SKIP);
1020 dev->stats.rx_errors++;
1021 break;
1022 }
1023 skb = dev_alloc_skb(pkt_len+2);
1024 if (skb == NULL) {
1025 printk(KERN_NOTICE "%s: Memory squeeze, dropping "
1026 "packet (len %d).\n", dev->name, pkt_len);
1027 outb(F_SKP_PKT, ioaddr + RX_SKIP);
1028 dev->stats.rx_dropped++;
1029 break;
1030 }
1031
1032 skb_reserve(skb, 2);
1033 insw(ioaddr + DATAPORT, skb_put(skb, pkt_len),
1034 (pkt_len + 1) >> 1);
1035 skb->protocol = eth_type_trans(skb, dev);
1036
1037 {
1038 int i;
1039 pr_debug("%s: Rxed packet of length %d: ",
1040 dev->name, pkt_len);
1041 for (i = 0; i < 14; i++)
1042 pr_debug(" %02x", skb->data[i]);
1043 pr_debug(".\n");
1044 }
1045
1046 netif_rx(skb);
1047 dev->stats.rx_packets++;
1048 dev->stats.rx_bytes += pkt_len;
1049 }
1050 if (--boguscount <= 0)
1051 break;
1052 }
1053
1054 /* If any worth-while packets have been received, dev_rint()
1055 has done a netif_wake_queue() for us and will work on them
1056 when we get to the bottom-half routine. */
1057 /*
1058 if (lp->cardtype != TDK) {
1059 int i;
1060 for (i = 0; i < 20; i++) {
1061 if ((inb(ioaddr + RX_MODE) & F_BUF_EMP) == F_BUF_EMP)
1062 break;
1063 (void)inw(ioaddr + DATAPORT); /+ dummy status read +/
1064 outb(F_SKP_PKT, ioaddr + RX_SKIP);
1065 }
1066
1067 if (i > 0)
1068 pr_debug("%s: Exint Rx packet with mode %02x after "
1069 "%d ticks.\n", dev->name, inb(ioaddr + RX_MODE), i);
1070 }
1071 */
1072 } /* fjn_rx */
1073
1074 /*====================================================================*/
1075
1076 static void netdev_get_drvinfo(struct net_device *dev,
1077 struct ethtool_drvinfo *info)
1078 {
1079 strcpy(info->driver, DRV_NAME);
1080 strcpy(info->version, DRV_VERSION);
1081 sprintf(info->bus_info, "PCMCIA 0x%lx", dev->base_addr);
1082 }
1083
1084 static const struct ethtool_ops netdev_ethtool_ops = {
1085 .get_drvinfo = netdev_get_drvinfo,
1086 };
1087
1088 static int fjn_config(struct net_device *dev, struct ifmap *map){
1089 return 0;
1090 }
1091
1092 static int fjn_open(struct net_device *dev)
1093 {
1094 struct local_info_t *lp = netdev_priv(dev);
1095 struct pcmcia_device *link = lp->p_dev;
1096
1097 pr_debug("fjn_open('%s').\n", dev->name);
1098
1099 if (!pcmcia_dev_present(link))
1100 return -ENODEV;
1101
1102 link->open++;
1103
1104 fjn_reset(dev);
1105
1106 lp->tx_started = 0;
1107 lp->tx_queue = 0;
1108 lp->tx_queue_len = 0;
1109 lp->open_time = jiffies;
1110 netif_start_queue(dev);
1111
1112 return 0;
1113 } /* fjn_open */
1114
1115 /*====================================================================*/
1116
1117 static int fjn_close(struct net_device *dev)
1118 {
1119 struct local_info_t *lp = netdev_priv(dev);
1120 struct pcmcia_device *link = lp->p_dev;
1121 unsigned int ioaddr = dev->base_addr;
1122
1123 pr_debug("fjn_close('%s').\n", dev->name);
1124
1125 lp->open_time = 0;
1126 netif_stop_queue(dev);
1127
1128 /* Set configuration register 0 to disable Tx and Rx. */
1129 if( sram_config == 0 )
1130 outb(CONFIG0_RST ,ioaddr + CONFIG_0);
1131 else
1132 outb(CONFIG0_RST_1 ,ioaddr + CONFIG_0);
1133
1134 /* Update the statistics -- ToDo. */
1135
1136 /* Power-down the chip. Green, green, green! */
1137 outb(CHIP_OFF ,ioaddr + CONFIG_1);
1138
1139 /* Set the ethernet adaptor disable IRQ */
1140 if (lp->cardtype == MBH10302)
1141 outb(INTR_OFF, ioaddr + LAN_CTRL);
1142
1143 link->open--;
1144
1145 return 0;
1146 } /* fjn_close */
1147
1148 /*====================================================================*/
1149
1150 /*
1151 Set the multicast/promiscuous mode for this adaptor.
1152 */
1153
1154 static void set_rx_mode(struct net_device *dev)
1155 {
1156 unsigned int ioaddr = dev->base_addr;
1157 u_char mc_filter[8]; /* Multicast hash filter */
1158 u_long flags;
1159 int i;
1160
1161 int saved_bank;
1162 int saved_config_0 = inb(ioaddr + CONFIG_0);
1163
1164 local_irq_save(flags);
1165
1166 /* Disable Tx and Rx */
1167 if (sram_config == 0)
1168 outb(CONFIG0_RST, ioaddr + CONFIG_0);
1169 else
1170 outb(CONFIG0_RST_1, ioaddr + CONFIG_0);
1171
1172 if (dev->flags & IFF_PROMISC) {
1173 memset(mc_filter, 0xff, sizeof(mc_filter));
1174 outb(3, ioaddr + RX_MODE); /* Enable promiscuous mode */
1175 } else if (netdev_mc_count(dev) > MC_FILTERBREAK ||
1176 (dev->flags & IFF_ALLMULTI)) {
1177 /* Too many to filter perfectly -- accept all multicasts. */
1178 memset(mc_filter, 0xff, sizeof(mc_filter));
1179 outb(2, ioaddr + RX_MODE); /* Use normal mode. */
1180 } else if (netdev_mc_empty(dev)) {
1181 memset(mc_filter, 0x00, sizeof(mc_filter));
1182 outb(1, ioaddr + RX_MODE); /* Ignore almost all multicasts. */
1183 } else {
1184 struct netdev_hw_addr *ha;
1185
1186 memset(mc_filter, 0, sizeof(mc_filter));
1187 netdev_for_each_mc_addr(ha, dev) {
1188 unsigned int bit = ether_crc_le(ETH_ALEN, ha->addr) >> 26;
1189 mc_filter[bit >> 3] |= (1 << (bit & 7));
1190 }
1191 outb(2, ioaddr + RX_MODE); /* Use normal mode. */
1192 }
1193
1194 /* Switch to bank 1 and set the multicast table. */
1195 saved_bank = inb(ioaddr + CONFIG_1);
1196 outb(0xe4, ioaddr + CONFIG_1);
1197
1198 for (i = 0; i < 8; i++)
1199 outb(mc_filter[i], ioaddr + MAR_ADR + i);
1200 outb(saved_bank, ioaddr + CONFIG_1);
1201
1202 outb(saved_config_0, ioaddr + CONFIG_0);
1203
1204 local_irq_restore(flags);
1205 }
Linux kernel - Deliverables
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