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1da177e4 LT |
1 | /*====================================================================== |
2 | ||
3 | A PCMCIA ethernet driver for the 3com 3c589 card. | |
4 | ||
5 | Copyright (C) 1999 David A. Hinds -- dahinds@users.sourceforge.net | |
6 | ||
7 | 3c589_cs.c 1.162 2001/10/13 00:08:50 | |
8 | ||
9 | The network driver code is based on Donald Becker's 3c589 code: | |
10 | ||
11 | Written 1994 by Donald Becker. | |
12 | Copyright 1993 United States Government as represented by the | |
13 | Director, National Security Agency. This software may be used and | |
14 | distributed according to the terms of the GNU General Public License, | |
15 | incorporated herein by reference. | |
16 | Donald Becker may be reached at becker@scyld.com | |
17 | ||
18 | Updated for 2.5.x by Alan Cox <alan@redhat.com> | |
19 | ||
20 | ======================================================================*/ | |
21 | ||
22 | #define DRV_NAME "3c589_cs" | |
23 | #define DRV_VERSION "1.162-ac" | |
24 | ||
25 | #include <linux/module.h> | |
26 | #include <linux/init.h> | |
27 | #include <linux/kernel.h> | |
28 | #include <linux/ptrace.h> | |
29 | #include <linux/slab.h> | |
30 | #include <linux/string.h> | |
31 | #include <linux/timer.h> | |
32 | #include <linux/interrupt.h> | |
33 | #include <linux/in.h> | |
34 | #include <linux/delay.h> | |
35 | #include <linux/ethtool.h> | |
36 | #include <linux/netdevice.h> | |
37 | #include <linux/etherdevice.h> | |
38 | #include <linux/skbuff.h> | |
39 | #include <linux/if_arp.h> | |
40 | #include <linux/ioport.h> | |
41 | #include <linux/bitops.h> | |
42 | ||
1da177e4 LT |
43 | #include <pcmcia/cs_types.h> |
44 | #include <pcmcia/cs.h> | |
45 | #include <pcmcia/cistpl.h> | |
46 | #include <pcmcia/cisreg.h> | |
47 | #include <pcmcia/ciscode.h> | |
48 | #include <pcmcia/ds.h> | |
49 | ||
50 | #include <asm/uaccess.h> | |
51 | #include <asm/io.h> | |
52 | #include <asm/system.h> | |
53 | ||
54 | /* To minimize the size of the driver source I only define operating | |
55 | constants if they are used several times. You'll need the manual | |
56 | if you want to understand driver details. */ | |
57 | /* Offsets from base I/O address. */ | |
58 | #define EL3_DATA 0x00 | |
59 | #define EL3_TIMER 0x0a | |
60 | #define EL3_CMD 0x0e | |
61 | #define EL3_STATUS 0x0e | |
62 | ||
63 | #define EEPROM_READ 0x0080 | |
64 | #define EEPROM_BUSY 0x8000 | |
65 | ||
66 | #define EL3WINDOW(win_num) outw(SelectWindow + (win_num), ioaddr + EL3_CMD) | |
67 | ||
68 | /* The top five bits written to EL3_CMD are a command, the lower | |
69 | 11 bits are the parameter, if applicable. */ | |
70 | enum c509cmd { | |
71 | TotalReset = 0<<11, SelectWindow = 1<<11, StartCoax = 2<<11, | |
72 | RxDisable = 3<<11, RxEnable = 4<<11, RxReset = 5<<11, RxDiscard = 8<<11, | |
73 | TxEnable = 9<<11, TxDisable = 10<<11, TxReset = 11<<11, | |
74 | FakeIntr = 12<<11, AckIntr = 13<<11, SetIntrEnb = 14<<11, | |
75 | SetStatusEnb = 15<<11, SetRxFilter = 16<<11, SetRxThreshold = 17<<11, | |
76 | SetTxThreshold = 18<<11, SetTxStart = 19<<11, StatsEnable = 21<<11, | |
77 | StatsDisable = 22<<11, StopCoax = 23<<11, | |
78 | }; | |
79 | ||
80 | enum c509status { | |
81 | IntLatch = 0x0001, AdapterFailure = 0x0002, TxComplete = 0x0004, | |
82 | TxAvailable = 0x0008, RxComplete = 0x0010, RxEarly = 0x0020, | |
83 | IntReq = 0x0040, StatsFull = 0x0080, CmdBusy = 0x1000 | |
84 | }; | |
85 | ||
86 | /* The SetRxFilter command accepts the following classes: */ | |
87 | enum RxFilter { | |
88 | RxStation = 1, RxMulticast = 2, RxBroadcast = 4, RxProm = 8 | |
89 | }; | |
90 | ||
91 | /* Register window 1 offsets, the window used in normal operation. */ | |
92 | #define TX_FIFO 0x00 | |
93 | #define RX_FIFO 0x00 | |
94 | #define RX_STATUS 0x08 | |
95 | #define TX_STATUS 0x0B | |
96 | #define TX_FREE 0x0C /* Remaining free bytes in Tx buffer. */ | |
97 | ||
98 | #define WN0_IRQ 0x08 /* Window 0: Set IRQ line in bits 12-15. */ | |
99 | #define WN4_MEDIA 0x0A /* Window 4: Various transcvr/media bits. */ | |
100 | #define MEDIA_TP 0x00C0 /* Enable link beat and jabber for 10baseT. */ | |
101 | #define MEDIA_LED 0x0001 /* Enable link light on 3C589E cards. */ | |
102 | ||
103 | /* Time in jiffies before concluding Tx hung */ | |
104 | #define TX_TIMEOUT ((400*HZ)/1000) | |
105 | ||
106 | struct el3_private { | |
107 | dev_link_t link; | |
108 | dev_node_t node; | |
109 | struct net_device_stats stats; | |
110 | /* For transceiver monitoring */ | |
111 | struct timer_list media; | |
112 | u16 media_status; | |
113 | u16 fast_poll; | |
114 | unsigned long last_irq; | |
115 | spinlock_t lock; | |
116 | }; | |
117 | ||
118 | static char *if_names[] = { "auto", "10baseT", "10base2", "AUI" }; | |
119 | ||
120 | /*====================================================================*/ | |
121 | ||
122 | /* Module parameters */ | |
123 | ||
124 | MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>"); | |
125 | MODULE_DESCRIPTION("3Com 3c589 series PCMCIA ethernet driver"); | |
126 | MODULE_LICENSE("GPL"); | |
127 | ||
128 | #define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0) | |
129 | ||
130 | /* Special hook for setting if_port when module is loaded */ | |
131 | INT_MODULE_PARM(if_port, 0); | |
132 | ||
133 | #ifdef PCMCIA_DEBUG | |
134 | INT_MODULE_PARM(pc_debug, PCMCIA_DEBUG); | |
135 | #define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) | |
136 | static char *version = | |
137 | DRV_NAME ".c " DRV_VERSION " 2001/10/13 00:08:50 (David Hinds)"; | |
138 | #else | |
139 | #define DEBUG(n, args...) | |
140 | #endif | |
141 | ||
142 | /*====================================================================*/ | |
143 | ||
144 | static void tc589_config(dev_link_t *link); | |
145 | static void tc589_release(dev_link_t *link); | |
146 | static int tc589_event(event_t event, int priority, | |
147 | event_callback_args_t *args); | |
148 | ||
149 | static u16 read_eeprom(kio_addr_t ioaddr, int index); | |
150 | static void tc589_reset(struct net_device *dev); | |
151 | static void media_check(unsigned long arg); | |
152 | static int el3_config(struct net_device *dev, struct ifmap *map); | |
153 | static int el3_open(struct net_device *dev); | |
154 | static int el3_start_xmit(struct sk_buff *skb, struct net_device *dev); | |
155 | static irqreturn_t el3_interrupt(int irq, void *dev_id, struct pt_regs *regs); | |
156 | static void update_stats(struct net_device *dev); | |
157 | static struct net_device_stats *el3_get_stats(struct net_device *dev); | |
158 | static int el3_rx(struct net_device *dev); | |
159 | static int el3_close(struct net_device *dev); | |
160 | static void el3_tx_timeout(struct net_device *dev); | |
161 | static void set_multicast_list(struct net_device *dev); | |
162 | static struct ethtool_ops netdev_ethtool_ops; | |
163 | ||
164 | static dev_info_t dev_info = "3c589_cs"; | |
165 | ||
166 | static dev_link_t *tc589_attach(void); | |
167 | static void tc589_detach(dev_link_t *); | |
168 | ||
169 | static dev_link_t *dev_list; | |
170 | ||
171 | /*====================================================================== | |
172 | ||
173 | tc589_attach() creates an "instance" of the driver, allocating | |
174 | local data structures for one device. The device is registered | |
175 | with Card Services. | |
176 | ||
177 | ======================================================================*/ | |
178 | ||
179 | static dev_link_t *tc589_attach(void) | |
180 | { | |
181 | struct el3_private *lp; | |
182 | client_reg_t client_reg; | |
183 | dev_link_t *link; | |
184 | struct net_device *dev; | |
185 | int ret; | |
186 | ||
187 | DEBUG(0, "3c589_attach()\n"); | |
188 | ||
189 | /* Create new ethernet device */ | |
190 | dev = alloc_etherdev(sizeof(struct el3_private)); | |
191 | if (!dev) | |
192 | return NULL; | |
193 | lp = netdev_priv(dev); | |
194 | link = &lp->link; | |
195 | link->priv = dev; | |
196 | ||
197 | spin_lock_init(&lp->lock); | |
198 | link->io.NumPorts1 = 16; | |
199 | link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; | |
200 | link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT; | |
201 | link->irq.IRQInfo1 = IRQ_LEVEL_ID; | |
202 | link->irq.Handler = &el3_interrupt; | |
203 | link->irq.Instance = dev; | |
204 | link->conf.Attributes = CONF_ENABLE_IRQ; | |
205 | link->conf.Vcc = 50; | |
206 | link->conf.IntType = INT_MEMORY_AND_IO; | |
207 | link->conf.ConfigIndex = 1; | |
208 | link->conf.Present = PRESENT_OPTION; | |
209 | ||
210 | /* The EL3-specific entries in the device structure. */ | |
211 | SET_MODULE_OWNER(dev); | |
212 | dev->hard_start_xmit = &el3_start_xmit; | |
213 | dev->set_config = &el3_config; | |
214 | dev->get_stats = &el3_get_stats; | |
215 | dev->set_multicast_list = &set_multicast_list; | |
216 | dev->open = &el3_open; | |
217 | dev->stop = &el3_close; | |
218 | #ifdef HAVE_TX_TIMEOUT | |
219 | dev->tx_timeout = el3_tx_timeout; | |
220 | dev->watchdog_timeo = TX_TIMEOUT; | |
221 | #endif | |
222 | SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops); | |
223 | ||
224 | /* Register with Card Services */ | |
225 | link->next = dev_list; | |
226 | dev_list = link; | |
227 | client_reg.dev_info = &dev_info; | |
1da177e4 LT |
228 | client_reg.Version = 0x0210; |
229 | client_reg.event_callback_args.client_data = link; | |
230 | ret = pcmcia_register_client(&link->handle, &client_reg); | |
231 | if (ret != 0) { | |
232 | cs_error(link->handle, RegisterClient, ret); | |
233 | tc589_detach(link); | |
234 | return NULL; | |
235 | } | |
236 | ||
237 | return link; | |
238 | } /* tc589_attach */ | |
239 | ||
240 | /*====================================================================== | |
241 | ||
242 | This deletes a driver "instance". The device is de-registered | |
243 | with Card Services. If it has been released, all local data | |
244 | structures are freed. Otherwise, the structures will be freed | |
245 | when the device is released. | |
246 | ||
247 | ======================================================================*/ | |
248 | ||
249 | static void tc589_detach(dev_link_t *link) | |
250 | { | |
251 | struct net_device *dev = link->priv; | |
252 | dev_link_t **linkp; | |
253 | ||
254 | DEBUG(0, "3c589_detach(0x%p)\n", link); | |
255 | ||
256 | /* Locate device structure */ | |
257 | for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) | |
258 | if (*linkp == link) break; | |
259 | if (*linkp == NULL) | |
260 | return; | |
261 | ||
262 | if (link->dev) | |
263 | unregister_netdev(dev); | |
264 | ||
265 | if (link->state & DEV_CONFIG) | |
266 | tc589_release(link); | |
267 | ||
268 | if (link->handle) | |
269 | pcmcia_deregister_client(link->handle); | |
270 | ||
271 | /* Unlink device structure, free bits */ | |
272 | *linkp = link->next; | |
273 | free_netdev(dev); | |
274 | } /* tc589_detach */ | |
275 | ||
276 | /*====================================================================== | |
277 | ||
278 | tc589_config() is scheduled to run after a CARD_INSERTION event | |
279 | is received, to configure the PCMCIA socket, and to make the | |
280 | ethernet device available to the system. | |
281 | ||
282 | ======================================================================*/ | |
283 | ||
284 | #define CS_CHECK(fn, ret) \ | |
285 | do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) | |
286 | ||
287 | static void tc589_config(dev_link_t *link) | |
288 | { | |
289 | client_handle_t handle = link->handle; | |
290 | struct net_device *dev = link->priv; | |
291 | struct el3_private *lp = netdev_priv(dev); | |
292 | tuple_t tuple; | |
293 | cisparse_t parse; | |
294 | u16 buf[32], *phys_addr; | |
295 | int last_fn, last_ret, i, j, multi = 0, fifo; | |
296 | kio_addr_t ioaddr; | |
297 | char *ram_split[] = {"5:3", "3:1", "1:1", "3:5"}; | |
298 | ||
299 | DEBUG(0, "3c589_config(0x%p)\n", link); | |
300 | ||
301 | phys_addr = (u16 *)dev->dev_addr; | |
302 | tuple.Attributes = 0; | |
303 | tuple.DesiredTuple = CISTPL_CONFIG; | |
304 | CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple)); | |
305 | tuple.TupleData = (cisdata_t *)buf; | |
306 | tuple.TupleDataMax = sizeof(buf); | |
307 | tuple.TupleOffset = 0; | |
308 | CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple)); | |
309 | CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse)); | |
310 | link->conf.ConfigBase = parse.config.base; | |
311 | link->conf.Present = parse.config.rmask[0]; | |
312 | ||
313 | /* Is this a 3c562? */ | |
314 | tuple.DesiredTuple = CISTPL_MANFID; | |
315 | tuple.Attributes = TUPLE_RETURN_COMMON; | |
316 | if ((pcmcia_get_first_tuple(handle, &tuple) == CS_SUCCESS) && | |
317 | (pcmcia_get_tuple_data(handle, &tuple) == CS_SUCCESS)) { | |
318 | if (le16_to_cpu(buf[0]) != MANFID_3COM) | |
319 | printk(KERN_INFO "3c589_cs: hmmm, is this really a " | |
320 | "3Com card??\n"); | |
321 | multi = (le16_to_cpu(buf[1]) == PRODID_3COM_3C562); | |
322 | } | |
323 | ||
324 | /* Configure card */ | |
325 | link->state |= DEV_CONFIG; | |
326 | ||
327 | /* For the 3c562, the base address must be xx00-xx7f */ | |
328 | link->io.IOAddrLines = 16; | |
329 | for (i = j = 0; j < 0x400; j += 0x10) { | |
330 | if (multi && (j & 0x80)) continue; | |
331 | link->io.BasePort1 = j ^ 0x300; | |
332 | i = pcmcia_request_io(link->handle, &link->io); | |
333 | if (i == CS_SUCCESS) break; | |
334 | } | |
335 | if (i != CS_SUCCESS) { | |
336 | cs_error(link->handle, RequestIO, i); | |
337 | goto failed; | |
338 | } | |
339 | CS_CHECK(RequestIRQ, pcmcia_request_irq(link->handle, &link->irq)); | |
340 | CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link->handle, &link->conf)); | |
341 | ||
342 | dev->irq = link->irq.AssignedIRQ; | |
343 | dev->base_addr = link->io.BasePort1; | |
344 | ioaddr = dev->base_addr; | |
345 | EL3WINDOW(0); | |
346 | ||
347 | /* The 3c589 has an extra EEPROM for configuration info, including | |
348 | the hardware address. The 3c562 puts the address in the CIS. */ | |
349 | tuple.DesiredTuple = 0x88; | |
350 | if (pcmcia_get_first_tuple(handle, &tuple) == CS_SUCCESS) { | |
351 | pcmcia_get_tuple_data(handle, &tuple); | |
352 | for (i = 0; i < 3; i++) | |
353 | phys_addr[i] = htons(buf[i]); | |
354 | } else { | |
355 | for (i = 0; i < 3; i++) | |
356 | phys_addr[i] = htons(read_eeprom(ioaddr, i)); | |
357 | if (phys_addr[0] == 0x6060) { | |
358 | printk(KERN_ERR "3c589_cs: IO port conflict at 0x%03lx" | |
359 | "-0x%03lx\n", dev->base_addr, dev->base_addr+15); | |
360 | goto failed; | |
361 | } | |
362 | } | |
363 | ||
364 | /* The address and resource configuration register aren't loaded from | |
365 | the EEPROM and *must* be set to 0 and IRQ3 for the PCMCIA version. */ | |
366 | outw(0x3f00, ioaddr + 8); | |
367 | fifo = inl(ioaddr); | |
368 | ||
369 | /* The if_port symbol can be set when the module is loaded */ | |
370 | if ((if_port >= 0) && (if_port <= 3)) | |
371 | dev->if_port = if_port; | |
372 | else | |
373 | printk(KERN_ERR "3c589_cs: invalid if_port requested\n"); | |
374 | ||
375 | link->dev = &lp->node; | |
376 | link->state &= ~DEV_CONFIG_PENDING; | |
377 | SET_NETDEV_DEV(dev, &handle_to_dev(handle)); | |
378 | ||
379 | if (register_netdev(dev) != 0) { | |
380 | printk(KERN_ERR "3c589_cs: register_netdev() failed\n"); | |
381 | link->dev = NULL; | |
382 | goto failed; | |
383 | } | |
384 | ||
385 | strcpy(lp->node.dev_name, dev->name); | |
386 | ||
387 | printk(KERN_INFO "%s: 3Com 3c%s, io %#3lx, irq %d, hw_addr ", | |
388 | dev->name, (multi ? "562" : "589"), dev->base_addr, | |
389 | dev->irq); | |
390 | for (i = 0; i < 6; i++) | |
391 | printk("%02X%s", dev->dev_addr[i], ((i<5) ? ":" : "\n")); | |
392 | printk(KERN_INFO " %dK FIFO split %s Rx:Tx, %s xcvr\n", | |
393 | (fifo & 7) ? 32 : 8, ram_split[(fifo >> 16) & 3], | |
394 | if_names[dev->if_port]); | |
395 | return; | |
396 | ||
397 | cs_failed: | |
398 | cs_error(link->handle, last_fn, last_ret); | |
399 | failed: | |
400 | tc589_release(link); | |
401 | return; | |
402 | ||
403 | } /* tc589_config */ | |
404 | ||
405 | /*====================================================================== | |
406 | ||
407 | After a card is removed, tc589_release() will unregister the net | |
408 | device, and release the PCMCIA configuration. If the device is | |
409 | still open, this will be postponed until it is closed. | |
410 | ||
411 | ======================================================================*/ | |
412 | ||
413 | static void tc589_release(dev_link_t *link) | |
414 | { | |
415 | DEBUG(0, "3c589_release(0x%p)\n", link); | |
416 | ||
417 | pcmcia_release_configuration(link->handle); | |
418 | pcmcia_release_io(link->handle, &link->io); | |
419 | pcmcia_release_irq(link->handle, &link->irq); | |
420 | ||
421 | link->state &= ~DEV_CONFIG; | |
422 | } | |
423 | ||
98e4c28b DB |
424 | static int tc589_suspend(struct pcmcia_device *p_dev) |
425 | { | |
426 | dev_link_t *link = dev_to_instance(p_dev); | |
427 | struct net_device *dev = link->priv; | |
428 | ||
429 | link->state |= DEV_SUSPEND; | |
430 | if (link->state & DEV_CONFIG) { | |
431 | if (link->open) | |
432 | netif_device_detach(dev); | |
433 | pcmcia_release_configuration(link->handle); | |
434 | } | |
435 | ||
436 | return 0; | |
437 | } | |
438 | ||
439 | static int tc589_resume(struct pcmcia_device *p_dev) | |
440 | { | |
441 | dev_link_t *link = dev_to_instance(p_dev); | |
442 | struct net_device *dev = link->priv; | |
443 | ||
444 | link->state &= ~DEV_SUSPEND; | |
445 | if (link->state & DEV_CONFIG) { | |
446 | pcmcia_request_configuration(link->handle, &link->conf); | |
447 | if (link->open) { | |
448 | tc589_reset(dev); | |
449 | netif_device_attach(dev); | |
450 | } | |
451 | } | |
452 | ||
453 | return 0; | |
454 | } | |
455 | ||
1da177e4 LT |
456 | /*====================================================================== |
457 | ||
458 | The card status event handler. Mostly, this schedules other | |
459 | stuff to run after an event is received. A CARD_REMOVAL event | |
460 | also sets some flags to discourage the net drivers from trying | |
461 | to talk to the card any more. | |
462 | ||
463 | ======================================================================*/ | |
464 | ||
465 | static int tc589_event(event_t event, int priority, | |
466 | event_callback_args_t *args) | |
467 | { | |
468 | dev_link_t *link = args->client_data; | |
469 | struct net_device *dev = link->priv; | |
470 | ||
471 | DEBUG(1, "3c589_event(0x%06x)\n", event); | |
472 | ||
473 | switch (event) { | |
474 | case CS_EVENT_CARD_REMOVAL: | |
475 | link->state &= ~DEV_PRESENT; | |
476 | if (link->state & DEV_CONFIG) | |
477 | netif_device_detach(dev); | |
478 | break; | |
479 | case CS_EVENT_CARD_INSERTION: | |
480 | link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; | |
481 | tc589_config(link); | |
482 | break; | |
1da177e4 LT |
483 | } |
484 | return 0; | |
485 | } /* tc589_event */ | |
486 | ||
487 | /*====================================================================*/ | |
488 | ||
489 | /* | |
490 | Use this for commands that may take time to finish | |
491 | */ | |
492 | static void tc589_wait_for_completion(struct net_device *dev, int cmd) | |
493 | { | |
494 | int i = 100; | |
495 | outw(cmd, dev->base_addr + EL3_CMD); | |
496 | while (--i > 0) | |
497 | if (!(inw(dev->base_addr + EL3_STATUS) & 0x1000)) break; | |
498 | if (i == 0) | |
499 | printk(KERN_WARNING "%s: command 0x%04x did not complete!\n", | |
500 | dev->name, cmd); | |
501 | } | |
502 | ||
503 | /* | |
504 | Read a word from the EEPROM using the regular EEPROM access register. | |
505 | Assume that we are in register window zero. | |
506 | */ | |
507 | static u16 read_eeprom(kio_addr_t ioaddr, int index) | |
508 | { | |
509 | int i; | |
510 | outw(EEPROM_READ + index, ioaddr + 10); | |
511 | /* Reading the eeprom takes 162 us */ | |
512 | for (i = 1620; i >= 0; i--) | |
513 | if ((inw(ioaddr + 10) & EEPROM_BUSY) == 0) | |
514 | break; | |
515 | return inw(ioaddr + 12); | |
516 | } | |
517 | ||
518 | /* | |
519 | Set transceiver type, perhaps to something other than what the user | |
520 | specified in dev->if_port. | |
521 | */ | |
522 | static void tc589_set_xcvr(struct net_device *dev, int if_port) | |
523 | { | |
524 | struct el3_private *lp = netdev_priv(dev); | |
525 | kio_addr_t ioaddr = dev->base_addr; | |
526 | ||
527 | EL3WINDOW(0); | |
528 | switch (if_port) { | |
529 | case 0: case 1: outw(0, ioaddr + 6); break; | |
530 | case 2: outw(3<<14, ioaddr + 6); break; | |
531 | case 3: outw(1<<14, ioaddr + 6); break; | |
532 | } | |
533 | /* On PCMCIA, this just turns on the LED */ | |
534 | outw((if_port == 2) ? StartCoax : StopCoax, ioaddr + EL3_CMD); | |
535 | /* 10baseT interface, enable link beat and jabber check. */ | |
536 | EL3WINDOW(4); | |
537 | outw(MEDIA_LED | ((if_port < 2) ? MEDIA_TP : 0), ioaddr + WN4_MEDIA); | |
538 | EL3WINDOW(1); | |
539 | if (if_port == 2) | |
540 | lp->media_status = ((dev->if_port == 0) ? 0x8000 : 0x4000); | |
541 | else | |
542 | lp->media_status = ((dev->if_port == 0) ? 0x4010 : 0x8800); | |
543 | } | |
544 | ||
545 | static void dump_status(struct net_device *dev) | |
546 | { | |
547 | kio_addr_t ioaddr = dev->base_addr; | |
548 | EL3WINDOW(1); | |
549 | printk(KERN_INFO " irq status %04x, rx status %04x, tx status " | |
550 | "%02x tx free %04x\n", inw(ioaddr+EL3_STATUS), | |
551 | inw(ioaddr+RX_STATUS), inb(ioaddr+TX_STATUS), | |
552 | inw(ioaddr+TX_FREE)); | |
553 | EL3WINDOW(4); | |
554 | printk(KERN_INFO " diagnostics: fifo %04x net %04x ethernet %04x" | |
555 | " media %04x\n", inw(ioaddr+0x04), inw(ioaddr+0x06), | |
556 | inw(ioaddr+0x08), inw(ioaddr+0x0a)); | |
557 | EL3WINDOW(1); | |
558 | } | |
559 | ||
560 | /* Reset and restore all of the 3c589 registers. */ | |
561 | static void tc589_reset(struct net_device *dev) | |
562 | { | |
563 | kio_addr_t ioaddr = dev->base_addr; | |
564 | int i; | |
565 | ||
566 | EL3WINDOW(0); | |
567 | outw(0x0001, ioaddr + 4); /* Activate board. */ | |
568 | outw(0x3f00, ioaddr + 8); /* Set the IRQ line. */ | |
569 | ||
570 | /* Set the station address in window 2. */ | |
571 | EL3WINDOW(2); | |
572 | for (i = 0; i < 6; i++) | |
573 | outb(dev->dev_addr[i], ioaddr + i); | |
574 | ||
575 | tc589_set_xcvr(dev, dev->if_port); | |
576 | ||
577 | /* Switch to the stats window, and clear all stats by reading. */ | |
578 | outw(StatsDisable, ioaddr + EL3_CMD); | |
579 | EL3WINDOW(6); | |
580 | for (i = 0; i < 9; i++) | |
581 | inb(ioaddr+i); | |
582 | inw(ioaddr + 10); | |
583 | inw(ioaddr + 12); | |
584 | ||
585 | /* Switch to register set 1 for normal use. */ | |
586 | EL3WINDOW(1); | |
587 | ||
588 | /* Accept b-cast and phys addr only. */ | |
589 | outw(SetRxFilter | RxStation | RxBroadcast, ioaddr + EL3_CMD); | |
590 | outw(StatsEnable, ioaddr + EL3_CMD); /* Turn on statistics. */ | |
591 | outw(RxEnable, ioaddr + EL3_CMD); /* Enable the receiver. */ | |
592 | outw(TxEnable, ioaddr + EL3_CMD); /* Enable transmitter. */ | |
593 | /* Allow status bits to be seen. */ | |
594 | outw(SetStatusEnb | 0xff, ioaddr + EL3_CMD); | |
595 | /* Ack all pending events, and set active indicator mask. */ | |
596 | outw(AckIntr | IntLatch | TxAvailable | RxEarly | IntReq, | |
597 | ioaddr + EL3_CMD); | |
598 | outw(SetIntrEnb | IntLatch | TxAvailable | RxComplete | StatsFull | |
599 | | AdapterFailure, ioaddr + EL3_CMD); | |
600 | } | |
601 | ||
602 | static void netdev_get_drvinfo(struct net_device *dev, | |
603 | struct ethtool_drvinfo *info) | |
604 | { | |
605 | strcpy(info->driver, DRV_NAME); | |
606 | strcpy(info->version, DRV_VERSION); | |
607 | sprintf(info->bus_info, "PCMCIA 0x%lx", dev->base_addr); | |
608 | } | |
609 | ||
610 | #ifdef PCMCIA_DEBUG | |
611 | static u32 netdev_get_msglevel(struct net_device *dev) | |
612 | { | |
613 | return pc_debug; | |
614 | } | |
615 | ||
616 | static void netdev_set_msglevel(struct net_device *dev, u32 level) | |
617 | { | |
618 | pc_debug = level; | |
619 | } | |
620 | #endif /* PCMCIA_DEBUG */ | |
621 | ||
622 | static struct ethtool_ops netdev_ethtool_ops = { | |
623 | .get_drvinfo = netdev_get_drvinfo, | |
624 | #ifdef PCMCIA_DEBUG | |
625 | .get_msglevel = netdev_get_msglevel, | |
626 | .set_msglevel = netdev_set_msglevel, | |
627 | #endif /* PCMCIA_DEBUG */ | |
628 | }; | |
629 | ||
630 | static int el3_config(struct net_device *dev, struct ifmap *map) | |
631 | { | |
632 | if ((map->port != (u_char)(-1)) && (map->port != dev->if_port)) { | |
633 | if (map->port <= 3) { | |
634 | dev->if_port = map->port; | |
635 | printk(KERN_INFO "%s: switched to %s port\n", | |
636 | dev->name, if_names[dev->if_port]); | |
637 | tc589_set_xcvr(dev, dev->if_port); | |
638 | } else | |
639 | return -EINVAL; | |
640 | } | |
641 | return 0; | |
642 | } | |
643 | ||
644 | static int el3_open(struct net_device *dev) | |
645 | { | |
646 | struct el3_private *lp = netdev_priv(dev); | |
647 | dev_link_t *link = &lp->link; | |
648 | ||
649 | if (!DEV_OK(link)) | |
650 | return -ENODEV; | |
651 | ||
652 | link->open++; | |
653 | netif_start_queue(dev); | |
654 | ||
655 | tc589_reset(dev); | |
656 | init_timer(&lp->media); | |
657 | lp->media.function = &media_check; | |
658 | lp->media.data = (unsigned long) dev; | |
659 | lp->media.expires = jiffies + HZ; | |
660 | add_timer(&lp->media); | |
661 | ||
662 | DEBUG(1, "%s: opened, status %4.4x.\n", | |
663 | dev->name, inw(dev->base_addr + EL3_STATUS)); | |
664 | ||
665 | return 0; | |
666 | } | |
667 | ||
668 | static void el3_tx_timeout(struct net_device *dev) | |
669 | { | |
670 | struct el3_private *lp = netdev_priv(dev); | |
671 | kio_addr_t ioaddr = dev->base_addr; | |
672 | ||
673 | printk(KERN_WARNING "%s: Transmit timed out!\n", dev->name); | |
674 | dump_status(dev); | |
675 | lp->stats.tx_errors++; | |
676 | dev->trans_start = jiffies; | |
677 | /* Issue TX_RESET and TX_START commands. */ | |
678 | tc589_wait_for_completion(dev, TxReset); | |
679 | outw(TxEnable, ioaddr + EL3_CMD); | |
680 | netif_wake_queue(dev); | |
681 | } | |
682 | ||
683 | static void pop_tx_status(struct net_device *dev) | |
684 | { | |
685 | struct el3_private *lp = netdev_priv(dev); | |
686 | kio_addr_t ioaddr = dev->base_addr; | |
687 | int i; | |
688 | ||
689 | /* Clear the Tx status stack. */ | |
690 | for (i = 32; i > 0; i--) { | |
691 | u_char tx_status = inb(ioaddr + TX_STATUS); | |
692 | if (!(tx_status & 0x84)) break; | |
693 | /* reset transmitter on jabber error or underrun */ | |
694 | if (tx_status & 0x30) | |
695 | tc589_wait_for_completion(dev, TxReset); | |
696 | if (tx_status & 0x38) { | |
697 | DEBUG(1, "%s: transmit error: status 0x%02x\n", | |
698 | dev->name, tx_status); | |
699 | outw(TxEnable, ioaddr + EL3_CMD); | |
700 | lp->stats.tx_aborted_errors++; | |
701 | } | |
702 | outb(0x00, ioaddr + TX_STATUS); /* Pop the status stack. */ | |
703 | } | |
704 | } | |
705 | ||
706 | static int el3_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
707 | { | |
708 | kio_addr_t ioaddr = dev->base_addr; | |
709 | struct el3_private *priv = netdev_priv(dev); | |
710 | ||
711 | DEBUG(3, "%s: el3_start_xmit(length = %ld) called, " | |
712 | "status %4.4x.\n", dev->name, (long)skb->len, | |
713 | inw(ioaddr + EL3_STATUS)); | |
714 | ||
715 | priv->stats.tx_bytes += skb->len; | |
716 | ||
717 | /* Put out the doubleword header... */ | |
718 | outw(skb->len, ioaddr + TX_FIFO); | |
719 | outw(0x00, ioaddr + TX_FIFO); | |
720 | /* ... and the packet rounded to a doubleword. */ | |
721 | outsl(ioaddr + TX_FIFO, skb->data, (skb->len + 3) >> 2); | |
722 | ||
723 | dev->trans_start = jiffies; | |
724 | if (inw(ioaddr + TX_FREE) <= 1536) { | |
725 | netif_stop_queue(dev); | |
726 | /* Interrupt us when the FIFO has room for max-sized packet. */ | |
727 | outw(SetTxThreshold + 1536, ioaddr + EL3_CMD); | |
728 | } | |
729 | ||
730 | dev_kfree_skb(skb); | |
731 | pop_tx_status(dev); | |
732 | ||
733 | return 0; | |
734 | } | |
735 | ||
736 | /* The EL3 interrupt handler. */ | |
737 | static irqreturn_t el3_interrupt(int irq, void *dev_id, struct pt_regs *regs) | |
738 | { | |
739 | struct net_device *dev = (struct net_device *) dev_id; | |
740 | struct el3_private *lp = netdev_priv(dev); | |
741 | kio_addr_t ioaddr; | |
742 | __u16 status; | |
743 | int i = 0, handled = 1; | |
744 | ||
745 | if (!netif_device_present(dev)) | |
746 | return IRQ_NONE; | |
747 | ||
748 | ioaddr = dev->base_addr; | |
749 | ||
750 | DEBUG(3, "%s: interrupt, status %4.4x.\n", | |
751 | dev->name, inw(ioaddr + EL3_STATUS)); | |
752 | ||
753 | spin_lock(&lp->lock); | |
754 | while ((status = inw(ioaddr + EL3_STATUS)) & | |
755 | (IntLatch | RxComplete | StatsFull)) { | |
756 | if ((status & 0xe000) != 0x2000) { | |
757 | DEBUG(1, "%s: interrupt from dead card\n", dev->name); | |
758 | handled = 0; | |
759 | break; | |
760 | } | |
761 | ||
762 | if (status & RxComplete) | |
763 | el3_rx(dev); | |
764 | ||
765 | if (status & TxAvailable) { | |
766 | DEBUG(3, " TX room bit was handled.\n"); | |
767 | /* There's room in the FIFO for a full-sized packet. */ | |
768 | outw(AckIntr | TxAvailable, ioaddr + EL3_CMD); | |
769 | netif_wake_queue(dev); | |
770 | } | |
771 | ||
772 | if (status & TxComplete) | |
773 | pop_tx_status(dev); | |
774 | ||
775 | if (status & (AdapterFailure | RxEarly | StatsFull)) { | |
776 | /* Handle all uncommon interrupts. */ | |
777 | if (status & StatsFull) /* Empty statistics. */ | |
778 | update_stats(dev); | |
779 | if (status & RxEarly) { /* Rx early is unused. */ | |
780 | el3_rx(dev); | |
781 | outw(AckIntr | RxEarly, ioaddr + EL3_CMD); | |
782 | } | |
783 | if (status & AdapterFailure) { | |
784 | u16 fifo_diag; | |
785 | EL3WINDOW(4); | |
786 | fifo_diag = inw(ioaddr + 4); | |
787 | EL3WINDOW(1); | |
788 | printk(KERN_WARNING "%s: adapter failure, FIFO diagnostic" | |
789 | " register %04x.\n", dev->name, fifo_diag); | |
790 | if (fifo_diag & 0x0400) { | |
791 | /* Tx overrun */ | |
792 | tc589_wait_for_completion(dev, TxReset); | |
793 | outw(TxEnable, ioaddr + EL3_CMD); | |
794 | } | |
795 | if (fifo_diag & 0x2000) { | |
796 | /* Rx underrun */ | |
797 | tc589_wait_for_completion(dev, RxReset); | |
798 | set_multicast_list(dev); | |
799 | outw(RxEnable, ioaddr + EL3_CMD); | |
800 | } | |
801 | outw(AckIntr | AdapterFailure, ioaddr + EL3_CMD); | |
802 | } | |
803 | } | |
804 | ||
805 | if (++i > 10) { | |
806 | printk(KERN_ERR "%s: infinite loop in interrupt, " | |
807 | "status %4.4x.\n", dev->name, status); | |
808 | /* Clear all interrupts */ | |
809 | outw(AckIntr | 0xFF, ioaddr + EL3_CMD); | |
810 | break; | |
811 | } | |
812 | /* Acknowledge the IRQ. */ | |
813 | outw(AckIntr | IntReq | IntLatch, ioaddr + EL3_CMD); | |
814 | } | |
815 | ||
816 | lp->last_irq = jiffies; | |
817 | spin_unlock(&lp->lock); | |
818 | DEBUG(3, "%s: exiting interrupt, status %4.4x.\n", | |
819 | dev->name, inw(ioaddr + EL3_STATUS)); | |
820 | return IRQ_RETVAL(handled); | |
821 | } | |
822 | ||
823 | static void media_check(unsigned long arg) | |
824 | { | |
825 | struct net_device *dev = (struct net_device *)(arg); | |
826 | struct el3_private *lp = netdev_priv(dev); | |
827 | kio_addr_t ioaddr = dev->base_addr; | |
828 | u16 media, errs; | |
829 | unsigned long flags; | |
830 | ||
831 | if (!netif_device_present(dev)) goto reschedule; | |
832 | ||
833 | EL3WINDOW(1); | |
834 | /* Check for pending interrupt with expired latency timer: with | |
835 | this, we can limp along even if the interrupt is blocked */ | |
836 | if ((inw(ioaddr + EL3_STATUS) & IntLatch) && | |
837 | (inb(ioaddr + EL3_TIMER) == 0xff)) { | |
838 | if (!lp->fast_poll) | |
839 | printk(KERN_WARNING "%s: interrupt(s) dropped!\n", dev->name); | |
840 | el3_interrupt(dev->irq, lp, NULL); | |
841 | lp->fast_poll = HZ; | |
842 | } | |
843 | if (lp->fast_poll) { | |
844 | lp->fast_poll--; | |
845 | lp->media.expires = jiffies + HZ/100; | |
846 | add_timer(&lp->media); | |
847 | return; | |
848 | } | |
849 | ||
850 | /* lp->lock guards the EL3 window. Window should always be 1 except | |
851 | when the lock is held */ | |
852 | spin_lock_irqsave(&lp->lock, flags); | |
853 | EL3WINDOW(4); | |
854 | media = inw(ioaddr+WN4_MEDIA) & 0xc810; | |
855 | ||
856 | /* Ignore collisions unless we've had no irq's recently */ | |
857 | if (jiffies - lp->last_irq < HZ) { | |
858 | media &= ~0x0010; | |
859 | } else { | |
860 | /* Try harder to detect carrier errors */ | |
861 | EL3WINDOW(6); | |
862 | outw(StatsDisable, ioaddr + EL3_CMD); | |
863 | errs = inb(ioaddr + 0); | |
864 | outw(StatsEnable, ioaddr + EL3_CMD); | |
865 | lp->stats.tx_carrier_errors += errs; | |
866 | if (errs || (lp->media_status & 0x0010)) media |= 0x0010; | |
867 | } | |
868 | ||
869 | if (media != lp->media_status) { | |
870 | if ((media & lp->media_status & 0x8000) && | |
871 | ((lp->media_status ^ media) & 0x0800)) | |
872 | printk(KERN_INFO "%s: %s link beat\n", dev->name, | |
873 | (lp->media_status & 0x0800 ? "lost" : "found")); | |
874 | else if ((media & lp->media_status & 0x4000) && | |
875 | ((lp->media_status ^ media) & 0x0010)) | |
876 | printk(KERN_INFO "%s: coax cable %s\n", dev->name, | |
877 | (lp->media_status & 0x0010 ? "ok" : "problem")); | |
878 | if (dev->if_port == 0) { | |
879 | if (media & 0x8000) { | |
880 | if (media & 0x0800) | |
881 | printk(KERN_INFO "%s: flipped to 10baseT\n", | |
882 | dev->name); | |
883 | else | |
884 | tc589_set_xcvr(dev, 2); | |
885 | } else if (media & 0x4000) { | |
886 | if (media & 0x0010) | |
887 | tc589_set_xcvr(dev, 1); | |
888 | else | |
889 | printk(KERN_INFO "%s: flipped to 10base2\n", | |
890 | dev->name); | |
891 | } | |
892 | } | |
893 | lp->media_status = media; | |
894 | } | |
895 | ||
896 | EL3WINDOW(1); | |
897 | spin_unlock_irqrestore(&lp->lock, flags); | |
898 | ||
899 | reschedule: | |
900 | lp->media.expires = jiffies + HZ; | |
901 | add_timer(&lp->media); | |
902 | } | |
903 | ||
904 | static struct net_device_stats *el3_get_stats(struct net_device *dev) | |
905 | { | |
906 | struct el3_private *lp = netdev_priv(dev); | |
907 | unsigned long flags; | |
908 | dev_link_t *link = &lp->link; | |
909 | ||
910 | if (DEV_OK(link)) { | |
911 | spin_lock_irqsave(&lp->lock, flags); | |
912 | update_stats(dev); | |
913 | spin_unlock_irqrestore(&lp->lock, flags); | |
914 | } | |
915 | return &lp->stats; | |
916 | } | |
917 | ||
918 | /* | |
919 | Update statistics. We change to register window 6, so this should be run | |
920 | single-threaded if the device is active. This is expected to be a rare | |
921 | operation, and it's simpler for the rest of the driver to assume that | |
922 | window 1 is always valid rather than use a special window-state variable. | |
923 | ||
924 | Caller must hold the lock for this | |
925 | */ | |
926 | static void update_stats(struct net_device *dev) | |
927 | { | |
928 | struct el3_private *lp = netdev_priv(dev); | |
929 | kio_addr_t ioaddr = dev->base_addr; | |
930 | ||
931 | DEBUG(2, "%s: updating the statistics.\n", dev->name); | |
932 | /* Turn off statistics updates while reading. */ | |
933 | outw(StatsDisable, ioaddr + EL3_CMD); | |
934 | /* Switch to the stats window, and read everything. */ | |
935 | EL3WINDOW(6); | |
936 | lp->stats.tx_carrier_errors += inb(ioaddr + 0); | |
937 | lp->stats.tx_heartbeat_errors += inb(ioaddr + 1); | |
938 | /* Multiple collisions. */ inb(ioaddr + 2); | |
939 | lp->stats.collisions += inb(ioaddr + 3); | |
940 | lp->stats.tx_window_errors += inb(ioaddr + 4); | |
941 | lp->stats.rx_fifo_errors += inb(ioaddr + 5); | |
942 | lp->stats.tx_packets += inb(ioaddr + 6); | |
943 | /* Rx packets */ inb(ioaddr + 7); | |
944 | /* Tx deferrals */ inb(ioaddr + 8); | |
945 | /* Rx octets */ inw(ioaddr + 10); | |
946 | /* Tx octets */ inw(ioaddr + 12); | |
947 | ||
948 | /* Back to window 1, and turn statistics back on. */ | |
949 | EL3WINDOW(1); | |
950 | outw(StatsEnable, ioaddr + EL3_CMD); | |
951 | } | |
952 | ||
953 | static int el3_rx(struct net_device *dev) | |
954 | { | |
955 | struct el3_private *lp = netdev_priv(dev); | |
956 | kio_addr_t ioaddr = dev->base_addr; | |
957 | int worklimit = 32; | |
958 | short rx_status; | |
959 | ||
960 | DEBUG(3, "%s: in rx_packet(), status %4.4x, rx_status %4.4x.\n", | |
961 | dev->name, inw(ioaddr+EL3_STATUS), inw(ioaddr+RX_STATUS)); | |
962 | while (!((rx_status = inw(ioaddr + RX_STATUS)) & 0x8000) && | |
963 | (--worklimit >= 0)) { | |
964 | if (rx_status & 0x4000) { /* Error, update stats. */ | |
965 | short error = rx_status & 0x3800; | |
966 | lp->stats.rx_errors++; | |
967 | switch (error) { | |
968 | case 0x0000: lp->stats.rx_over_errors++; break; | |
969 | case 0x0800: lp->stats.rx_length_errors++; break; | |
970 | case 0x1000: lp->stats.rx_frame_errors++; break; | |
971 | case 0x1800: lp->stats.rx_length_errors++; break; | |
972 | case 0x2000: lp->stats.rx_frame_errors++; break; | |
973 | case 0x2800: lp->stats.rx_crc_errors++; break; | |
974 | } | |
975 | } else { | |
976 | short pkt_len = rx_status & 0x7ff; | |
977 | struct sk_buff *skb; | |
978 | ||
979 | skb = dev_alloc_skb(pkt_len+5); | |
980 | ||
981 | DEBUG(3, " Receiving packet size %d status %4.4x.\n", | |
982 | pkt_len, rx_status); | |
983 | if (skb != NULL) { | |
984 | skb->dev = dev; | |
985 | skb_reserve(skb, 2); | |
986 | insl(ioaddr+RX_FIFO, skb_put(skb, pkt_len), | |
987 | (pkt_len+3)>>2); | |
988 | skb->protocol = eth_type_trans(skb, dev); | |
989 | netif_rx(skb); | |
990 | dev->last_rx = jiffies; | |
991 | lp->stats.rx_packets++; | |
992 | lp->stats.rx_bytes += pkt_len; | |
993 | } else { | |
994 | DEBUG(1, "%s: couldn't allocate a sk_buff of" | |
995 | " size %d.\n", dev->name, pkt_len); | |
996 | lp->stats.rx_dropped++; | |
997 | } | |
998 | } | |
999 | /* Pop the top of the Rx FIFO */ | |
1000 | tc589_wait_for_completion(dev, RxDiscard); | |
1001 | } | |
1002 | if (worklimit == 0) | |
1003 | printk(KERN_WARNING "%s: too much work in el3_rx!\n", dev->name); | |
1004 | return 0; | |
1005 | } | |
1006 | ||
1007 | static void set_multicast_list(struct net_device *dev) | |
1008 | { | |
1009 | struct el3_private *lp = netdev_priv(dev); | |
1010 | dev_link_t *link = &lp->link; | |
1011 | kio_addr_t ioaddr = dev->base_addr; | |
1012 | u16 opts = SetRxFilter | RxStation | RxBroadcast; | |
1013 | ||
1014 | if (!(DEV_OK(link))) return; | |
1015 | if (dev->flags & IFF_PROMISC) | |
1016 | opts |= RxMulticast | RxProm; | |
1017 | else if (dev->mc_count || (dev->flags & IFF_ALLMULTI)) | |
1018 | opts |= RxMulticast; | |
1019 | outw(opts, ioaddr + EL3_CMD); | |
1020 | } | |
1021 | ||
1022 | static int el3_close(struct net_device *dev) | |
1023 | { | |
1024 | struct el3_private *lp = netdev_priv(dev); | |
1025 | dev_link_t *link = &lp->link; | |
1026 | kio_addr_t ioaddr = dev->base_addr; | |
1027 | ||
1028 | DEBUG(1, "%s: shutting down ethercard.\n", dev->name); | |
1029 | ||
1030 | if (DEV_OK(link)) { | |
1031 | /* Turn off statistics ASAP. We update lp->stats below. */ | |
1032 | outw(StatsDisable, ioaddr + EL3_CMD); | |
1033 | ||
1034 | /* Disable the receiver and transmitter. */ | |
1035 | outw(RxDisable, ioaddr + EL3_CMD); | |
1036 | outw(TxDisable, ioaddr + EL3_CMD); | |
1037 | ||
1038 | if (dev->if_port == 2) | |
1039 | /* Turn off thinnet power. Green! */ | |
1040 | outw(StopCoax, ioaddr + EL3_CMD); | |
1041 | else if (dev->if_port == 1) { | |
1042 | /* Disable link beat and jabber */ | |
1043 | EL3WINDOW(4); | |
1044 | outw(0, ioaddr + WN4_MEDIA); | |
1045 | } | |
1046 | ||
1047 | /* Switching back to window 0 disables the IRQ. */ | |
1048 | EL3WINDOW(0); | |
1049 | /* But we explicitly zero the IRQ line select anyway. */ | |
1050 | outw(0x0f00, ioaddr + WN0_IRQ); | |
1051 | ||
1052 | /* Check if the card still exists */ | |
1053 | if ((inw(ioaddr+EL3_STATUS) & 0xe000) == 0x2000) | |
1054 | update_stats(dev); | |
1055 | } | |
1056 | ||
1057 | link->open--; | |
1058 | netif_stop_queue(dev); | |
1059 | del_timer_sync(&lp->media); | |
1060 | ||
1061 | return 0; | |
1062 | } | |
1063 | ||
7ffec58c DB |
1064 | static struct pcmcia_device_id tc589_ids[] = { |
1065 | PCMCIA_MFC_DEVICE_MANF_CARD(0, 0x0101, 0x0562), | |
1066 | PCMCIA_MFC_DEVICE_PROD_ID1(0, "Motorola MARQUIS", 0xf03e4e77), | |
1067 | PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0589), | |
1068 | PCMCIA_DEVICE_PROD_ID12("Farallon", "ENet", 0x58d93fc4, 0x992c2202), | |
1069 | PCMCIA_MFC_DEVICE_CIS_MANF_CARD(0, 0x0101, 0x0035, "3CXEM556.cis"), | |
1070 | PCMCIA_MFC_DEVICE_CIS_MANF_CARD(0, 0x0101, 0x003d, "3CXEM556.cis"), | |
1071 | PCMCIA_DEVICE_NULL, | |
1072 | }; | |
1073 | MODULE_DEVICE_TABLE(pcmcia, tc589_ids); | |
1074 | ||
1da177e4 LT |
1075 | static struct pcmcia_driver tc589_driver = { |
1076 | .owner = THIS_MODULE, | |
1077 | .drv = { | |
1078 | .name = "3c589_cs", | |
1079 | }, | |
1080 | .attach = tc589_attach, | |
1e212f36 | 1081 | .event = tc589_event, |
1da177e4 | 1082 | .detach = tc589_detach, |
7ffec58c | 1083 | .id_table = tc589_ids, |
98e4c28b DB |
1084 | .suspend = tc589_suspend, |
1085 | .resume = tc589_resume, | |
1da177e4 LT |
1086 | }; |
1087 | ||
1088 | static int __init init_tc589(void) | |
1089 | { | |
1090 | return pcmcia_register_driver(&tc589_driver); | |
1091 | } | |
1092 | ||
1093 | static void __exit exit_tc589(void) | |
1094 | { | |
1095 | pcmcia_unregister_driver(&tc589_driver); | |
1096 | BUG_ON(dev_list != NULL); | |
1097 | } | |
1098 | ||
1099 | module_init(init_tc589); | |
1100 | module_exit(exit_tc589); |