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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); | |
cc3b4866 | 167 | static void tc589_detach(struct pcmcia_device *p_dev); |
1da177e4 LT |
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); | |
cc3b4866 | 233 | tc589_detach(link->handle); |
1da177e4 LT |
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 | ||
cc3b4866 | 249 | static void tc589_detach(struct pcmcia_device *p_dev) |
1da177e4 | 250 | { |
cc3b4866 | 251 | dev_link_t *link = dev_to_instance(p_dev); |
1da177e4 LT |
252 | struct net_device *dev = link->priv; |
253 | dev_link_t **linkp; | |
254 | ||
255 | DEBUG(0, "3c589_detach(0x%p)\n", link); | |
256 | ||
257 | /* Locate device structure */ | |
258 | for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) | |
259 | if (*linkp == link) break; | |
260 | if (*linkp == NULL) | |
261 | return; | |
262 | ||
263 | if (link->dev) | |
264 | unregister_netdev(dev); | |
265 | ||
266 | if (link->state & DEV_CONFIG) | |
267 | tc589_release(link); | |
cc3b4866 | 268 | |
1da177e4 LT |
269 | /* Unlink device structure, free bits */ |
270 | *linkp = link->next; | |
271 | free_netdev(dev); | |
272 | } /* tc589_detach */ | |
273 | ||
274 | /*====================================================================== | |
275 | ||
276 | tc589_config() is scheduled to run after a CARD_INSERTION event | |
277 | is received, to configure the PCMCIA socket, and to make the | |
278 | ethernet device available to the system. | |
279 | ||
280 | ======================================================================*/ | |
281 | ||
282 | #define CS_CHECK(fn, ret) \ | |
283 | do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) | |
284 | ||
285 | static void tc589_config(dev_link_t *link) | |
286 | { | |
287 | client_handle_t handle = link->handle; | |
288 | struct net_device *dev = link->priv; | |
289 | struct el3_private *lp = netdev_priv(dev); | |
290 | tuple_t tuple; | |
291 | cisparse_t parse; | |
292 | u16 buf[32], *phys_addr; | |
293 | int last_fn, last_ret, i, j, multi = 0, fifo; | |
294 | kio_addr_t ioaddr; | |
295 | char *ram_split[] = {"5:3", "3:1", "1:1", "3:5"}; | |
296 | ||
297 | DEBUG(0, "3c589_config(0x%p)\n", link); | |
298 | ||
299 | phys_addr = (u16 *)dev->dev_addr; | |
300 | tuple.Attributes = 0; | |
301 | tuple.DesiredTuple = CISTPL_CONFIG; | |
302 | CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple)); | |
303 | tuple.TupleData = (cisdata_t *)buf; | |
304 | tuple.TupleDataMax = sizeof(buf); | |
305 | tuple.TupleOffset = 0; | |
306 | CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple)); | |
307 | CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse)); | |
308 | link->conf.ConfigBase = parse.config.base; | |
309 | link->conf.Present = parse.config.rmask[0]; | |
310 | ||
311 | /* Is this a 3c562? */ | |
312 | tuple.DesiredTuple = CISTPL_MANFID; | |
313 | tuple.Attributes = TUPLE_RETURN_COMMON; | |
314 | if ((pcmcia_get_first_tuple(handle, &tuple) == CS_SUCCESS) && | |
315 | (pcmcia_get_tuple_data(handle, &tuple) == CS_SUCCESS)) { | |
316 | if (le16_to_cpu(buf[0]) != MANFID_3COM) | |
317 | printk(KERN_INFO "3c589_cs: hmmm, is this really a " | |
318 | "3Com card??\n"); | |
319 | multi = (le16_to_cpu(buf[1]) == PRODID_3COM_3C562); | |
320 | } | |
321 | ||
322 | /* Configure card */ | |
323 | link->state |= DEV_CONFIG; | |
324 | ||
325 | /* For the 3c562, the base address must be xx00-xx7f */ | |
326 | link->io.IOAddrLines = 16; | |
327 | for (i = j = 0; j < 0x400; j += 0x10) { | |
328 | if (multi && (j & 0x80)) continue; | |
329 | link->io.BasePort1 = j ^ 0x300; | |
330 | i = pcmcia_request_io(link->handle, &link->io); | |
331 | if (i == CS_SUCCESS) break; | |
332 | } | |
333 | if (i != CS_SUCCESS) { | |
334 | cs_error(link->handle, RequestIO, i); | |
335 | goto failed; | |
336 | } | |
337 | CS_CHECK(RequestIRQ, pcmcia_request_irq(link->handle, &link->irq)); | |
338 | CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link->handle, &link->conf)); | |
339 | ||
340 | dev->irq = link->irq.AssignedIRQ; | |
341 | dev->base_addr = link->io.BasePort1; | |
342 | ioaddr = dev->base_addr; | |
343 | EL3WINDOW(0); | |
344 | ||
345 | /* The 3c589 has an extra EEPROM for configuration info, including | |
346 | the hardware address. The 3c562 puts the address in the CIS. */ | |
347 | tuple.DesiredTuple = 0x88; | |
348 | if (pcmcia_get_first_tuple(handle, &tuple) == CS_SUCCESS) { | |
349 | pcmcia_get_tuple_data(handle, &tuple); | |
350 | for (i = 0; i < 3; i++) | |
351 | phys_addr[i] = htons(buf[i]); | |
352 | } else { | |
353 | for (i = 0; i < 3; i++) | |
354 | phys_addr[i] = htons(read_eeprom(ioaddr, i)); | |
355 | if (phys_addr[0] == 0x6060) { | |
356 | printk(KERN_ERR "3c589_cs: IO port conflict at 0x%03lx" | |
357 | "-0x%03lx\n", dev->base_addr, dev->base_addr+15); | |
358 | goto failed; | |
359 | } | |
360 | } | |
361 | ||
362 | /* The address and resource configuration register aren't loaded from | |
363 | the EEPROM and *must* be set to 0 and IRQ3 for the PCMCIA version. */ | |
364 | outw(0x3f00, ioaddr + 8); | |
365 | fifo = inl(ioaddr); | |
366 | ||
367 | /* The if_port symbol can be set when the module is loaded */ | |
368 | if ((if_port >= 0) && (if_port <= 3)) | |
369 | dev->if_port = if_port; | |
370 | else | |
371 | printk(KERN_ERR "3c589_cs: invalid if_port requested\n"); | |
372 | ||
373 | link->dev = &lp->node; | |
374 | link->state &= ~DEV_CONFIG_PENDING; | |
375 | SET_NETDEV_DEV(dev, &handle_to_dev(handle)); | |
376 | ||
377 | if (register_netdev(dev) != 0) { | |
378 | printk(KERN_ERR "3c589_cs: register_netdev() failed\n"); | |
379 | link->dev = NULL; | |
380 | goto failed; | |
381 | } | |
382 | ||
383 | strcpy(lp->node.dev_name, dev->name); | |
384 | ||
385 | printk(KERN_INFO "%s: 3Com 3c%s, io %#3lx, irq %d, hw_addr ", | |
386 | dev->name, (multi ? "562" : "589"), dev->base_addr, | |
387 | dev->irq); | |
388 | for (i = 0; i < 6; i++) | |
389 | printk("%02X%s", dev->dev_addr[i], ((i<5) ? ":" : "\n")); | |
390 | printk(KERN_INFO " %dK FIFO split %s Rx:Tx, %s xcvr\n", | |
391 | (fifo & 7) ? 32 : 8, ram_split[(fifo >> 16) & 3], | |
392 | if_names[dev->if_port]); | |
393 | return; | |
394 | ||
395 | cs_failed: | |
396 | cs_error(link->handle, last_fn, last_ret); | |
397 | failed: | |
398 | tc589_release(link); | |
399 | return; | |
400 | ||
401 | } /* tc589_config */ | |
402 | ||
403 | /*====================================================================== | |
404 | ||
405 | After a card is removed, tc589_release() will unregister the net | |
406 | device, and release the PCMCIA configuration. If the device is | |
407 | still open, this will be postponed until it is closed. | |
408 | ||
409 | ======================================================================*/ | |
410 | ||
411 | static void tc589_release(dev_link_t *link) | |
412 | { | |
413 | DEBUG(0, "3c589_release(0x%p)\n", link); | |
414 | ||
415 | pcmcia_release_configuration(link->handle); | |
416 | pcmcia_release_io(link->handle, &link->io); | |
417 | pcmcia_release_irq(link->handle, &link->irq); | |
418 | ||
419 | link->state &= ~DEV_CONFIG; | |
420 | } | |
421 | ||
98e4c28b DB |
422 | static int tc589_suspend(struct pcmcia_device *p_dev) |
423 | { | |
424 | dev_link_t *link = dev_to_instance(p_dev); | |
425 | struct net_device *dev = link->priv; | |
426 | ||
427 | link->state |= DEV_SUSPEND; | |
428 | if (link->state & DEV_CONFIG) { | |
429 | if (link->open) | |
430 | netif_device_detach(dev); | |
431 | pcmcia_release_configuration(link->handle); | |
432 | } | |
433 | ||
434 | return 0; | |
435 | } | |
436 | ||
437 | static int tc589_resume(struct pcmcia_device *p_dev) | |
438 | { | |
439 | dev_link_t *link = dev_to_instance(p_dev); | |
440 | struct net_device *dev = link->priv; | |
441 | ||
442 | link->state &= ~DEV_SUSPEND; | |
443 | if (link->state & DEV_CONFIG) { | |
444 | pcmcia_request_configuration(link->handle, &link->conf); | |
445 | if (link->open) { | |
446 | tc589_reset(dev); | |
447 | netif_device_attach(dev); | |
448 | } | |
449 | } | |
450 | ||
451 | return 0; | |
452 | } | |
453 | ||
1da177e4 LT |
454 | /*====================================================================== |
455 | ||
456 | The card status event handler. Mostly, this schedules other | |
457 | stuff to run after an event is received. A CARD_REMOVAL event | |
458 | also sets some flags to discourage the net drivers from trying | |
459 | to talk to the card any more. | |
460 | ||
461 | ======================================================================*/ | |
462 | ||
463 | static int tc589_event(event_t event, int priority, | |
464 | event_callback_args_t *args) | |
465 | { | |
466 | dev_link_t *link = args->client_data; | |
1da177e4 LT |
467 | |
468 | DEBUG(1, "3c589_event(0x%06x)\n", event); | |
469 | ||
470 | switch (event) { | |
1da177e4 LT |
471 | case CS_EVENT_CARD_INSERTION: |
472 | link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; | |
473 | tc589_config(link); | |
474 | break; | |
1da177e4 LT |
475 | } |
476 | return 0; | |
477 | } /* tc589_event */ | |
478 | ||
479 | /*====================================================================*/ | |
480 | ||
481 | /* | |
482 | Use this for commands that may take time to finish | |
483 | */ | |
484 | static void tc589_wait_for_completion(struct net_device *dev, int cmd) | |
485 | { | |
486 | int i = 100; | |
487 | outw(cmd, dev->base_addr + EL3_CMD); | |
488 | while (--i > 0) | |
489 | if (!(inw(dev->base_addr + EL3_STATUS) & 0x1000)) break; | |
490 | if (i == 0) | |
491 | printk(KERN_WARNING "%s: command 0x%04x did not complete!\n", | |
492 | dev->name, cmd); | |
493 | } | |
494 | ||
495 | /* | |
496 | Read a word from the EEPROM using the regular EEPROM access register. | |
497 | Assume that we are in register window zero. | |
498 | */ | |
499 | static u16 read_eeprom(kio_addr_t ioaddr, int index) | |
500 | { | |
501 | int i; | |
502 | outw(EEPROM_READ + index, ioaddr + 10); | |
503 | /* Reading the eeprom takes 162 us */ | |
504 | for (i = 1620; i >= 0; i--) | |
505 | if ((inw(ioaddr + 10) & EEPROM_BUSY) == 0) | |
506 | break; | |
507 | return inw(ioaddr + 12); | |
508 | } | |
509 | ||
510 | /* | |
511 | Set transceiver type, perhaps to something other than what the user | |
512 | specified in dev->if_port. | |
513 | */ | |
514 | static void tc589_set_xcvr(struct net_device *dev, int if_port) | |
515 | { | |
516 | struct el3_private *lp = netdev_priv(dev); | |
517 | kio_addr_t ioaddr = dev->base_addr; | |
518 | ||
519 | EL3WINDOW(0); | |
520 | switch (if_port) { | |
521 | case 0: case 1: outw(0, ioaddr + 6); break; | |
522 | case 2: outw(3<<14, ioaddr + 6); break; | |
523 | case 3: outw(1<<14, ioaddr + 6); break; | |
524 | } | |
525 | /* On PCMCIA, this just turns on the LED */ | |
526 | outw((if_port == 2) ? StartCoax : StopCoax, ioaddr + EL3_CMD); | |
527 | /* 10baseT interface, enable link beat and jabber check. */ | |
528 | EL3WINDOW(4); | |
529 | outw(MEDIA_LED | ((if_port < 2) ? MEDIA_TP : 0), ioaddr + WN4_MEDIA); | |
530 | EL3WINDOW(1); | |
531 | if (if_port == 2) | |
532 | lp->media_status = ((dev->if_port == 0) ? 0x8000 : 0x4000); | |
533 | else | |
534 | lp->media_status = ((dev->if_port == 0) ? 0x4010 : 0x8800); | |
535 | } | |
536 | ||
537 | static void dump_status(struct net_device *dev) | |
538 | { | |
539 | kio_addr_t ioaddr = dev->base_addr; | |
540 | EL3WINDOW(1); | |
541 | printk(KERN_INFO " irq status %04x, rx status %04x, tx status " | |
542 | "%02x tx free %04x\n", inw(ioaddr+EL3_STATUS), | |
543 | inw(ioaddr+RX_STATUS), inb(ioaddr+TX_STATUS), | |
544 | inw(ioaddr+TX_FREE)); | |
545 | EL3WINDOW(4); | |
546 | printk(KERN_INFO " diagnostics: fifo %04x net %04x ethernet %04x" | |
547 | " media %04x\n", inw(ioaddr+0x04), inw(ioaddr+0x06), | |
548 | inw(ioaddr+0x08), inw(ioaddr+0x0a)); | |
549 | EL3WINDOW(1); | |
550 | } | |
551 | ||
552 | /* Reset and restore all of the 3c589 registers. */ | |
553 | static void tc589_reset(struct net_device *dev) | |
554 | { | |
555 | kio_addr_t ioaddr = dev->base_addr; | |
556 | int i; | |
557 | ||
558 | EL3WINDOW(0); | |
559 | outw(0x0001, ioaddr + 4); /* Activate board. */ | |
560 | outw(0x3f00, ioaddr + 8); /* Set the IRQ line. */ | |
561 | ||
562 | /* Set the station address in window 2. */ | |
563 | EL3WINDOW(2); | |
564 | for (i = 0; i < 6; i++) | |
565 | outb(dev->dev_addr[i], ioaddr + i); | |
566 | ||
567 | tc589_set_xcvr(dev, dev->if_port); | |
568 | ||
569 | /* Switch to the stats window, and clear all stats by reading. */ | |
570 | outw(StatsDisable, ioaddr + EL3_CMD); | |
571 | EL3WINDOW(6); | |
572 | for (i = 0; i < 9; i++) | |
573 | inb(ioaddr+i); | |
574 | inw(ioaddr + 10); | |
575 | inw(ioaddr + 12); | |
576 | ||
577 | /* Switch to register set 1 for normal use. */ | |
578 | EL3WINDOW(1); | |
579 | ||
580 | /* Accept b-cast and phys addr only. */ | |
581 | outw(SetRxFilter | RxStation | RxBroadcast, ioaddr + EL3_CMD); | |
582 | outw(StatsEnable, ioaddr + EL3_CMD); /* Turn on statistics. */ | |
583 | outw(RxEnable, ioaddr + EL3_CMD); /* Enable the receiver. */ | |
584 | outw(TxEnable, ioaddr + EL3_CMD); /* Enable transmitter. */ | |
585 | /* Allow status bits to be seen. */ | |
586 | outw(SetStatusEnb | 0xff, ioaddr + EL3_CMD); | |
587 | /* Ack all pending events, and set active indicator mask. */ | |
588 | outw(AckIntr | IntLatch | TxAvailable | RxEarly | IntReq, | |
589 | ioaddr + EL3_CMD); | |
590 | outw(SetIntrEnb | IntLatch | TxAvailable | RxComplete | StatsFull | |
591 | | AdapterFailure, ioaddr + EL3_CMD); | |
592 | } | |
593 | ||
594 | static void netdev_get_drvinfo(struct net_device *dev, | |
595 | struct ethtool_drvinfo *info) | |
596 | { | |
597 | strcpy(info->driver, DRV_NAME); | |
598 | strcpy(info->version, DRV_VERSION); | |
599 | sprintf(info->bus_info, "PCMCIA 0x%lx", dev->base_addr); | |
600 | } | |
601 | ||
602 | #ifdef PCMCIA_DEBUG | |
603 | static u32 netdev_get_msglevel(struct net_device *dev) | |
604 | { | |
605 | return pc_debug; | |
606 | } | |
607 | ||
608 | static void netdev_set_msglevel(struct net_device *dev, u32 level) | |
609 | { | |
610 | pc_debug = level; | |
611 | } | |
612 | #endif /* PCMCIA_DEBUG */ | |
613 | ||
614 | static struct ethtool_ops netdev_ethtool_ops = { | |
615 | .get_drvinfo = netdev_get_drvinfo, | |
616 | #ifdef PCMCIA_DEBUG | |
617 | .get_msglevel = netdev_get_msglevel, | |
618 | .set_msglevel = netdev_set_msglevel, | |
619 | #endif /* PCMCIA_DEBUG */ | |
620 | }; | |
621 | ||
622 | static int el3_config(struct net_device *dev, struct ifmap *map) | |
623 | { | |
624 | if ((map->port != (u_char)(-1)) && (map->port != dev->if_port)) { | |
625 | if (map->port <= 3) { | |
626 | dev->if_port = map->port; | |
627 | printk(KERN_INFO "%s: switched to %s port\n", | |
628 | dev->name, if_names[dev->if_port]); | |
629 | tc589_set_xcvr(dev, dev->if_port); | |
630 | } else | |
631 | return -EINVAL; | |
632 | } | |
633 | return 0; | |
634 | } | |
635 | ||
636 | static int el3_open(struct net_device *dev) | |
637 | { | |
638 | struct el3_private *lp = netdev_priv(dev); | |
639 | dev_link_t *link = &lp->link; | |
640 | ||
641 | if (!DEV_OK(link)) | |
642 | return -ENODEV; | |
643 | ||
644 | link->open++; | |
645 | netif_start_queue(dev); | |
646 | ||
647 | tc589_reset(dev); | |
648 | init_timer(&lp->media); | |
649 | lp->media.function = &media_check; | |
650 | lp->media.data = (unsigned long) dev; | |
651 | lp->media.expires = jiffies + HZ; | |
652 | add_timer(&lp->media); | |
653 | ||
654 | DEBUG(1, "%s: opened, status %4.4x.\n", | |
655 | dev->name, inw(dev->base_addr + EL3_STATUS)); | |
656 | ||
657 | return 0; | |
658 | } | |
659 | ||
660 | static void el3_tx_timeout(struct net_device *dev) | |
661 | { | |
662 | struct el3_private *lp = netdev_priv(dev); | |
663 | kio_addr_t ioaddr = dev->base_addr; | |
664 | ||
665 | printk(KERN_WARNING "%s: Transmit timed out!\n", dev->name); | |
666 | dump_status(dev); | |
667 | lp->stats.tx_errors++; | |
668 | dev->trans_start = jiffies; | |
669 | /* Issue TX_RESET and TX_START commands. */ | |
670 | tc589_wait_for_completion(dev, TxReset); | |
671 | outw(TxEnable, ioaddr + EL3_CMD); | |
672 | netif_wake_queue(dev); | |
673 | } | |
674 | ||
675 | static void pop_tx_status(struct net_device *dev) | |
676 | { | |
677 | struct el3_private *lp = netdev_priv(dev); | |
678 | kio_addr_t ioaddr = dev->base_addr; | |
679 | int i; | |
680 | ||
681 | /* Clear the Tx status stack. */ | |
682 | for (i = 32; i > 0; i--) { | |
683 | u_char tx_status = inb(ioaddr + TX_STATUS); | |
684 | if (!(tx_status & 0x84)) break; | |
685 | /* reset transmitter on jabber error or underrun */ | |
686 | if (tx_status & 0x30) | |
687 | tc589_wait_for_completion(dev, TxReset); | |
688 | if (tx_status & 0x38) { | |
689 | DEBUG(1, "%s: transmit error: status 0x%02x\n", | |
690 | dev->name, tx_status); | |
691 | outw(TxEnable, ioaddr + EL3_CMD); | |
692 | lp->stats.tx_aborted_errors++; | |
693 | } | |
694 | outb(0x00, ioaddr + TX_STATUS); /* Pop the status stack. */ | |
695 | } | |
696 | } | |
697 | ||
698 | static int el3_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
699 | { | |
700 | kio_addr_t ioaddr = dev->base_addr; | |
701 | struct el3_private *priv = netdev_priv(dev); | |
702 | ||
703 | DEBUG(3, "%s: el3_start_xmit(length = %ld) called, " | |
704 | "status %4.4x.\n", dev->name, (long)skb->len, | |
705 | inw(ioaddr + EL3_STATUS)); | |
706 | ||
707 | priv->stats.tx_bytes += skb->len; | |
708 | ||
709 | /* Put out the doubleword header... */ | |
710 | outw(skb->len, ioaddr + TX_FIFO); | |
711 | outw(0x00, ioaddr + TX_FIFO); | |
712 | /* ... and the packet rounded to a doubleword. */ | |
713 | outsl(ioaddr + TX_FIFO, skb->data, (skb->len + 3) >> 2); | |
714 | ||
715 | dev->trans_start = jiffies; | |
716 | if (inw(ioaddr + TX_FREE) <= 1536) { | |
717 | netif_stop_queue(dev); | |
718 | /* Interrupt us when the FIFO has room for max-sized packet. */ | |
719 | outw(SetTxThreshold + 1536, ioaddr + EL3_CMD); | |
720 | } | |
721 | ||
722 | dev_kfree_skb(skb); | |
723 | pop_tx_status(dev); | |
724 | ||
725 | return 0; | |
726 | } | |
727 | ||
728 | /* The EL3 interrupt handler. */ | |
729 | static irqreturn_t el3_interrupt(int irq, void *dev_id, struct pt_regs *regs) | |
730 | { | |
731 | struct net_device *dev = (struct net_device *) dev_id; | |
732 | struct el3_private *lp = netdev_priv(dev); | |
733 | kio_addr_t ioaddr; | |
734 | __u16 status; | |
735 | int i = 0, handled = 1; | |
736 | ||
737 | if (!netif_device_present(dev)) | |
738 | return IRQ_NONE; | |
739 | ||
740 | ioaddr = dev->base_addr; | |
741 | ||
742 | DEBUG(3, "%s: interrupt, status %4.4x.\n", | |
743 | dev->name, inw(ioaddr + EL3_STATUS)); | |
744 | ||
745 | spin_lock(&lp->lock); | |
746 | while ((status = inw(ioaddr + EL3_STATUS)) & | |
747 | (IntLatch | RxComplete | StatsFull)) { | |
748 | if ((status & 0xe000) != 0x2000) { | |
749 | DEBUG(1, "%s: interrupt from dead card\n", dev->name); | |
750 | handled = 0; | |
751 | break; | |
752 | } | |
753 | ||
754 | if (status & RxComplete) | |
755 | el3_rx(dev); | |
756 | ||
757 | if (status & TxAvailable) { | |
758 | DEBUG(3, " TX room bit was handled.\n"); | |
759 | /* There's room in the FIFO for a full-sized packet. */ | |
760 | outw(AckIntr | TxAvailable, ioaddr + EL3_CMD); | |
761 | netif_wake_queue(dev); | |
762 | } | |
763 | ||
764 | if (status & TxComplete) | |
765 | pop_tx_status(dev); | |
766 | ||
767 | if (status & (AdapterFailure | RxEarly | StatsFull)) { | |
768 | /* Handle all uncommon interrupts. */ | |
769 | if (status & StatsFull) /* Empty statistics. */ | |
770 | update_stats(dev); | |
771 | if (status & RxEarly) { /* Rx early is unused. */ | |
772 | el3_rx(dev); | |
773 | outw(AckIntr | RxEarly, ioaddr + EL3_CMD); | |
774 | } | |
775 | if (status & AdapterFailure) { | |
776 | u16 fifo_diag; | |
777 | EL3WINDOW(4); | |
778 | fifo_diag = inw(ioaddr + 4); | |
779 | EL3WINDOW(1); | |
780 | printk(KERN_WARNING "%s: adapter failure, FIFO diagnostic" | |
781 | " register %04x.\n", dev->name, fifo_diag); | |
782 | if (fifo_diag & 0x0400) { | |
783 | /* Tx overrun */ | |
784 | tc589_wait_for_completion(dev, TxReset); | |
785 | outw(TxEnable, ioaddr + EL3_CMD); | |
786 | } | |
787 | if (fifo_diag & 0x2000) { | |
788 | /* Rx underrun */ | |
789 | tc589_wait_for_completion(dev, RxReset); | |
790 | set_multicast_list(dev); | |
791 | outw(RxEnable, ioaddr + EL3_CMD); | |
792 | } | |
793 | outw(AckIntr | AdapterFailure, ioaddr + EL3_CMD); | |
794 | } | |
795 | } | |
796 | ||
797 | if (++i > 10) { | |
798 | printk(KERN_ERR "%s: infinite loop in interrupt, " | |
799 | "status %4.4x.\n", dev->name, status); | |
800 | /* Clear all interrupts */ | |
801 | outw(AckIntr | 0xFF, ioaddr + EL3_CMD); | |
802 | break; | |
803 | } | |
804 | /* Acknowledge the IRQ. */ | |
805 | outw(AckIntr | IntReq | IntLatch, ioaddr + EL3_CMD); | |
806 | } | |
807 | ||
808 | lp->last_irq = jiffies; | |
809 | spin_unlock(&lp->lock); | |
810 | DEBUG(3, "%s: exiting interrupt, status %4.4x.\n", | |
811 | dev->name, inw(ioaddr + EL3_STATUS)); | |
812 | return IRQ_RETVAL(handled); | |
813 | } | |
814 | ||
815 | static void media_check(unsigned long arg) | |
816 | { | |
817 | struct net_device *dev = (struct net_device *)(arg); | |
818 | struct el3_private *lp = netdev_priv(dev); | |
819 | kio_addr_t ioaddr = dev->base_addr; | |
820 | u16 media, errs; | |
821 | unsigned long flags; | |
822 | ||
823 | if (!netif_device_present(dev)) goto reschedule; | |
824 | ||
825 | EL3WINDOW(1); | |
826 | /* Check for pending interrupt with expired latency timer: with | |
827 | this, we can limp along even if the interrupt is blocked */ | |
828 | if ((inw(ioaddr + EL3_STATUS) & IntLatch) && | |
829 | (inb(ioaddr + EL3_TIMER) == 0xff)) { | |
830 | if (!lp->fast_poll) | |
831 | printk(KERN_WARNING "%s: interrupt(s) dropped!\n", dev->name); | |
832 | el3_interrupt(dev->irq, lp, NULL); | |
833 | lp->fast_poll = HZ; | |
834 | } | |
835 | if (lp->fast_poll) { | |
836 | lp->fast_poll--; | |
837 | lp->media.expires = jiffies + HZ/100; | |
838 | add_timer(&lp->media); | |
839 | return; | |
840 | } | |
841 | ||
842 | /* lp->lock guards the EL3 window. Window should always be 1 except | |
843 | when the lock is held */ | |
844 | spin_lock_irqsave(&lp->lock, flags); | |
845 | EL3WINDOW(4); | |
846 | media = inw(ioaddr+WN4_MEDIA) & 0xc810; | |
847 | ||
848 | /* Ignore collisions unless we've had no irq's recently */ | |
849 | if (jiffies - lp->last_irq < HZ) { | |
850 | media &= ~0x0010; | |
851 | } else { | |
852 | /* Try harder to detect carrier errors */ | |
853 | EL3WINDOW(6); | |
854 | outw(StatsDisable, ioaddr + EL3_CMD); | |
855 | errs = inb(ioaddr + 0); | |
856 | outw(StatsEnable, ioaddr + EL3_CMD); | |
857 | lp->stats.tx_carrier_errors += errs; | |
858 | if (errs || (lp->media_status & 0x0010)) media |= 0x0010; | |
859 | } | |
860 | ||
861 | if (media != lp->media_status) { | |
862 | if ((media & lp->media_status & 0x8000) && | |
863 | ((lp->media_status ^ media) & 0x0800)) | |
864 | printk(KERN_INFO "%s: %s link beat\n", dev->name, | |
865 | (lp->media_status & 0x0800 ? "lost" : "found")); | |
866 | else if ((media & lp->media_status & 0x4000) && | |
867 | ((lp->media_status ^ media) & 0x0010)) | |
868 | printk(KERN_INFO "%s: coax cable %s\n", dev->name, | |
869 | (lp->media_status & 0x0010 ? "ok" : "problem")); | |
870 | if (dev->if_port == 0) { | |
871 | if (media & 0x8000) { | |
872 | if (media & 0x0800) | |
873 | printk(KERN_INFO "%s: flipped to 10baseT\n", | |
874 | dev->name); | |
875 | else | |
876 | tc589_set_xcvr(dev, 2); | |
877 | } else if (media & 0x4000) { | |
878 | if (media & 0x0010) | |
879 | tc589_set_xcvr(dev, 1); | |
880 | else | |
881 | printk(KERN_INFO "%s: flipped to 10base2\n", | |
882 | dev->name); | |
883 | } | |
884 | } | |
885 | lp->media_status = media; | |
886 | } | |
887 | ||
888 | EL3WINDOW(1); | |
889 | spin_unlock_irqrestore(&lp->lock, flags); | |
890 | ||
891 | reschedule: | |
892 | lp->media.expires = jiffies + HZ; | |
893 | add_timer(&lp->media); | |
894 | } | |
895 | ||
896 | static struct net_device_stats *el3_get_stats(struct net_device *dev) | |
897 | { | |
898 | struct el3_private *lp = netdev_priv(dev); | |
899 | unsigned long flags; | |
900 | dev_link_t *link = &lp->link; | |
901 | ||
902 | if (DEV_OK(link)) { | |
903 | spin_lock_irqsave(&lp->lock, flags); | |
904 | update_stats(dev); | |
905 | spin_unlock_irqrestore(&lp->lock, flags); | |
906 | } | |
907 | return &lp->stats; | |
908 | } | |
909 | ||
910 | /* | |
911 | Update statistics. We change to register window 6, so this should be run | |
912 | single-threaded if the device is active. This is expected to be a rare | |
913 | operation, and it's simpler for the rest of the driver to assume that | |
914 | window 1 is always valid rather than use a special window-state variable. | |
915 | ||
916 | Caller must hold the lock for this | |
917 | */ | |
918 | static void update_stats(struct net_device *dev) | |
919 | { | |
920 | struct el3_private *lp = netdev_priv(dev); | |
921 | kio_addr_t ioaddr = dev->base_addr; | |
922 | ||
923 | DEBUG(2, "%s: updating the statistics.\n", dev->name); | |
924 | /* Turn off statistics updates while reading. */ | |
925 | outw(StatsDisable, ioaddr + EL3_CMD); | |
926 | /* Switch to the stats window, and read everything. */ | |
927 | EL3WINDOW(6); | |
928 | lp->stats.tx_carrier_errors += inb(ioaddr + 0); | |
929 | lp->stats.tx_heartbeat_errors += inb(ioaddr + 1); | |
930 | /* Multiple collisions. */ inb(ioaddr + 2); | |
931 | lp->stats.collisions += inb(ioaddr + 3); | |
932 | lp->stats.tx_window_errors += inb(ioaddr + 4); | |
933 | lp->stats.rx_fifo_errors += inb(ioaddr + 5); | |
934 | lp->stats.tx_packets += inb(ioaddr + 6); | |
935 | /* Rx packets */ inb(ioaddr + 7); | |
936 | /* Tx deferrals */ inb(ioaddr + 8); | |
937 | /* Rx octets */ inw(ioaddr + 10); | |
938 | /* Tx octets */ inw(ioaddr + 12); | |
939 | ||
940 | /* Back to window 1, and turn statistics back on. */ | |
941 | EL3WINDOW(1); | |
942 | outw(StatsEnable, ioaddr + EL3_CMD); | |
943 | } | |
944 | ||
945 | static int el3_rx(struct net_device *dev) | |
946 | { | |
947 | struct el3_private *lp = netdev_priv(dev); | |
948 | kio_addr_t ioaddr = dev->base_addr; | |
949 | int worklimit = 32; | |
950 | short rx_status; | |
951 | ||
952 | DEBUG(3, "%s: in rx_packet(), status %4.4x, rx_status %4.4x.\n", | |
953 | dev->name, inw(ioaddr+EL3_STATUS), inw(ioaddr+RX_STATUS)); | |
954 | while (!((rx_status = inw(ioaddr + RX_STATUS)) & 0x8000) && | |
955 | (--worklimit >= 0)) { | |
956 | if (rx_status & 0x4000) { /* Error, update stats. */ | |
957 | short error = rx_status & 0x3800; | |
958 | lp->stats.rx_errors++; | |
959 | switch (error) { | |
960 | case 0x0000: lp->stats.rx_over_errors++; break; | |
961 | case 0x0800: lp->stats.rx_length_errors++; break; | |
962 | case 0x1000: lp->stats.rx_frame_errors++; break; | |
963 | case 0x1800: lp->stats.rx_length_errors++; break; | |
964 | case 0x2000: lp->stats.rx_frame_errors++; break; | |
965 | case 0x2800: lp->stats.rx_crc_errors++; break; | |
966 | } | |
967 | } else { | |
968 | short pkt_len = rx_status & 0x7ff; | |
969 | struct sk_buff *skb; | |
970 | ||
971 | skb = dev_alloc_skb(pkt_len+5); | |
972 | ||
973 | DEBUG(3, " Receiving packet size %d status %4.4x.\n", | |
974 | pkt_len, rx_status); | |
975 | if (skb != NULL) { | |
976 | skb->dev = dev; | |
977 | skb_reserve(skb, 2); | |
978 | insl(ioaddr+RX_FIFO, skb_put(skb, pkt_len), | |
979 | (pkt_len+3)>>2); | |
980 | skb->protocol = eth_type_trans(skb, dev); | |
981 | netif_rx(skb); | |
982 | dev->last_rx = jiffies; | |
983 | lp->stats.rx_packets++; | |
984 | lp->stats.rx_bytes += pkt_len; | |
985 | } else { | |
986 | DEBUG(1, "%s: couldn't allocate a sk_buff of" | |
987 | " size %d.\n", dev->name, pkt_len); | |
988 | lp->stats.rx_dropped++; | |
989 | } | |
990 | } | |
991 | /* Pop the top of the Rx FIFO */ | |
992 | tc589_wait_for_completion(dev, RxDiscard); | |
993 | } | |
994 | if (worklimit == 0) | |
995 | printk(KERN_WARNING "%s: too much work in el3_rx!\n", dev->name); | |
996 | return 0; | |
997 | } | |
998 | ||
999 | static void set_multicast_list(struct net_device *dev) | |
1000 | { | |
1001 | struct el3_private *lp = netdev_priv(dev); | |
1002 | dev_link_t *link = &lp->link; | |
1003 | kio_addr_t ioaddr = dev->base_addr; | |
1004 | u16 opts = SetRxFilter | RxStation | RxBroadcast; | |
1005 | ||
1006 | if (!(DEV_OK(link))) return; | |
1007 | if (dev->flags & IFF_PROMISC) | |
1008 | opts |= RxMulticast | RxProm; | |
1009 | else if (dev->mc_count || (dev->flags & IFF_ALLMULTI)) | |
1010 | opts |= RxMulticast; | |
1011 | outw(opts, ioaddr + EL3_CMD); | |
1012 | } | |
1013 | ||
1014 | static int el3_close(struct net_device *dev) | |
1015 | { | |
1016 | struct el3_private *lp = netdev_priv(dev); | |
1017 | dev_link_t *link = &lp->link; | |
1018 | kio_addr_t ioaddr = dev->base_addr; | |
1019 | ||
1020 | DEBUG(1, "%s: shutting down ethercard.\n", dev->name); | |
1021 | ||
1022 | if (DEV_OK(link)) { | |
1023 | /* Turn off statistics ASAP. We update lp->stats below. */ | |
1024 | outw(StatsDisable, ioaddr + EL3_CMD); | |
1025 | ||
1026 | /* Disable the receiver and transmitter. */ | |
1027 | outw(RxDisable, ioaddr + EL3_CMD); | |
1028 | outw(TxDisable, ioaddr + EL3_CMD); | |
1029 | ||
1030 | if (dev->if_port == 2) | |
1031 | /* Turn off thinnet power. Green! */ | |
1032 | outw(StopCoax, ioaddr + EL3_CMD); | |
1033 | else if (dev->if_port == 1) { | |
1034 | /* Disable link beat and jabber */ | |
1035 | EL3WINDOW(4); | |
1036 | outw(0, ioaddr + WN4_MEDIA); | |
1037 | } | |
1038 | ||
1039 | /* Switching back to window 0 disables the IRQ. */ | |
1040 | EL3WINDOW(0); | |
1041 | /* But we explicitly zero the IRQ line select anyway. */ | |
1042 | outw(0x0f00, ioaddr + WN0_IRQ); | |
1043 | ||
1044 | /* Check if the card still exists */ | |
1045 | if ((inw(ioaddr+EL3_STATUS) & 0xe000) == 0x2000) | |
1046 | update_stats(dev); | |
1047 | } | |
1048 | ||
1049 | link->open--; | |
1050 | netif_stop_queue(dev); | |
1051 | del_timer_sync(&lp->media); | |
1052 | ||
1053 | return 0; | |
1054 | } | |
1055 | ||
7ffec58c DB |
1056 | static struct pcmcia_device_id tc589_ids[] = { |
1057 | PCMCIA_MFC_DEVICE_MANF_CARD(0, 0x0101, 0x0562), | |
1058 | PCMCIA_MFC_DEVICE_PROD_ID1(0, "Motorola MARQUIS", 0xf03e4e77), | |
1059 | PCMCIA_DEVICE_MANF_CARD(0x0101, 0x0589), | |
1060 | PCMCIA_DEVICE_PROD_ID12("Farallon", "ENet", 0x58d93fc4, 0x992c2202), | |
1061 | PCMCIA_MFC_DEVICE_CIS_MANF_CARD(0, 0x0101, 0x0035, "3CXEM556.cis"), | |
1062 | PCMCIA_MFC_DEVICE_CIS_MANF_CARD(0, 0x0101, 0x003d, "3CXEM556.cis"), | |
1063 | PCMCIA_DEVICE_NULL, | |
1064 | }; | |
1065 | MODULE_DEVICE_TABLE(pcmcia, tc589_ids); | |
1066 | ||
1da177e4 LT |
1067 | static struct pcmcia_driver tc589_driver = { |
1068 | .owner = THIS_MODULE, | |
1069 | .drv = { | |
1070 | .name = "3c589_cs", | |
1071 | }, | |
1072 | .attach = tc589_attach, | |
1e212f36 | 1073 | .event = tc589_event, |
cc3b4866 | 1074 | .remove = tc589_detach, |
7ffec58c | 1075 | .id_table = tc589_ids, |
98e4c28b DB |
1076 | .suspend = tc589_suspend, |
1077 | .resume = tc589_resume, | |
1da177e4 LT |
1078 | }; |
1079 | ||
1080 | static int __init init_tc589(void) | |
1081 | { | |
1082 | return pcmcia_register_driver(&tc589_driver); | |
1083 | } | |
1084 | ||
1085 | static void __exit exit_tc589(void) | |
1086 | { | |
1087 | pcmcia_unregister_driver(&tc589_driver); | |
1088 | BUG_ON(dev_list != NULL); | |
1089 | } | |
1090 | ||
1091 | module_init(init_tc589); | |
1092 | module_exit(exit_tc589); |