diff options
Diffstat (limited to 'drivers/net/arm/etherh.c')
-rw-r--r-- | drivers/net/arm/etherh.c | 862 |
1 files changed, 862 insertions, 0 deletions
diff --git a/drivers/net/arm/etherh.c b/drivers/net/arm/etherh.c new file mode 100644 index 000000000000..942a2819576c --- /dev/null +++ b/drivers/net/arm/etherh.c | |||
@@ -0,0 +1,862 @@ | |||
1 | /* | ||
2 | * linux/drivers/acorn/net/etherh.c | ||
3 | * | ||
4 | * Copyright (C) 2000-2002 Russell King | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License version 2 as | ||
8 | * published by the Free Software Foundation. | ||
9 | * | ||
10 | * NS8390 I-cubed EtherH and ANT EtherM specific driver | ||
11 | * Thanks to I-Cubed for information on their cards. | ||
12 | * EtherM conversion (C) 1999 Chris Kemp and Tim Watterton | ||
13 | * EtherM integration (C) 2000 Aleph One Ltd (Tak-Shing Chan) | ||
14 | * EtherM integration re-engineered by Russell King. | ||
15 | * | ||
16 | * Changelog: | ||
17 | * 08-12-1996 RMK 1.00 Created | ||
18 | * RMK 1.03 Added support for EtherLan500 cards | ||
19 | * 23-11-1997 RMK 1.04 Added media autodetection | ||
20 | * 16-04-1998 RMK 1.05 Improved media autodetection | ||
21 | * 10-02-2000 RMK 1.06 Updated for 2.3.43 | ||
22 | * 13-05-2000 RMK 1.07 Updated for 2.3.99-pre8 | ||
23 | * 12-10-1999 CK/TEW EtherM driver first release | ||
24 | * 21-12-2000 TTC EtherH/EtherM integration | ||
25 | * 25-12-2000 RMK 1.08 Clean integration of EtherM into this driver. | ||
26 | * 03-01-2002 RMK 1.09 Always enable IRQs if we're in the nic slot. | ||
27 | */ | ||
28 | |||
29 | #include <linux/module.h> | ||
30 | #include <linux/kernel.h> | ||
31 | #include <linux/sched.h> | ||
32 | #include <linux/types.h> | ||
33 | #include <linux/fcntl.h> | ||
34 | #include <linux/interrupt.h> | ||
35 | #include <linux/ptrace.h> | ||
36 | #include <linux/ioport.h> | ||
37 | #include <linux/in.h> | ||
38 | #include <linux/slab.h> | ||
39 | #include <linux/string.h> | ||
40 | #include <linux/errno.h> | ||
41 | #include <linux/netdevice.h> | ||
42 | #include <linux/etherdevice.h> | ||
43 | #include <linux/ethtool.h> | ||
44 | #include <linux/skbuff.h> | ||
45 | #include <linux/delay.h> | ||
46 | #include <linux/device.h> | ||
47 | #include <linux/init.h> | ||
48 | #include <linux/bitops.h> | ||
49 | |||
50 | #include <asm/system.h> | ||
51 | #include <asm/ecard.h> | ||
52 | #include <asm/io.h> | ||
53 | #include <asm/irq.h> | ||
54 | |||
55 | #include "../8390.h" | ||
56 | |||
57 | #define NET_DEBUG 0 | ||
58 | #define DEBUG_INIT 2 | ||
59 | |||
60 | #define DRV_NAME "etherh" | ||
61 | #define DRV_VERSION "1.11" | ||
62 | |||
63 | static unsigned int net_debug = NET_DEBUG; | ||
64 | |||
65 | struct etherh_priv { | ||
66 | void __iomem *ioc_fast; | ||
67 | void __iomem *memc; | ||
68 | void __iomem *dma_base; | ||
69 | unsigned int id; | ||
70 | void __iomem *ctrl_port; | ||
71 | unsigned char ctrl; | ||
72 | u32 supported; | ||
73 | }; | ||
74 | |||
75 | struct etherh_data { | ||
76 | unsigned long ns8390_offset; | ||
77 | unsigned long dataport_offset; | ||
78 | unsigned long ctrlport_offset; | ||
79 | int ctrl_ioc; | ||
80 | const char name[16]; | ||
81 | u32 supported; | ||
82 | unsigned char tx_start_page; | ||
83 | unsigned char stop_page; | ||
84 | }; | ||
85 | |||
86 | MODULE_AUTHOR("Russell King"); | ||
87 | MODULE_DESCRIPTION("EtherH/EtherM driver"); | ||
88 | MODULE_LICENSE("GPL"); | ||
89 | |||
90 | static char version[] __initdata = | ||
91 | "EtherH/EtherM Driver (c) 2002-2004 Russell King " DRV_VERSION "\n"; | ||
92 | |||
93 | #define ETHERH500_DATAPORT 0x800 /* MEMC */ | ||
94 | #define ETHERH500_NS8390 0x000 /* MEMC */ | ||
95 | #define ETHERH500_CTRLPORT 0x800 /* IOC */ | ||
96 | |||
97 | #define ETHERH600_DATAPORT 0x040 /* MEMC */ | ||
98 | #define ETHERH600_NS8390 0x800 /* MEMC */ | ||
99 | #define ETHERH600_CTRLPORT 0x200 /* MEMC */ | ||
100 | |||
101 | #define ETHERH_CP_IE 1 | ||
102 | #define ETHERH_CP_IF 2 | ||
103 | #define ETHERH_CP_HEARTBEAT 2 | ||
104 | |||
105 | #define ETHERH_TX_START_PAGE 1 | ||
106 | #define ETHERH_STOP_PAGE 127 | ||
107 | |||
108 | /* | ||
109 | * These came from CK/TEW | ||
110 | */ | ||
111 | #define ETHERM_DATAPORT 0x200 /* MEMC */ | ||
112 | #define ETHERM_NS8390 0x800 /* MEMC */ | ||
113 | #define ETHERM_CTRLPORT 0x23c /* MEMC */ | ||
114 | |||
115 | #define ETHERM_TX_START_PAGE 64 | ||
116 | #define ETHERM_STOP_PAGE 127 | ||
117 | |||
118 | /* ------------------------------------------------------------------------ */ | ||
119 | |||
120 | #define etherh_priv(dev) \ | ||
121 | ((struct etherh_priv *)(((char *)netdev_priv(dev)) + sizeof(struct ei_device))) | ||
122 | |||
123 | static inline void etherh_set_ctrl(struct etherh_priv *eh, unsigned char mask) | ||
124 | { | ||
125 | unsigned char ctrl = eh->ctrl | mask; | ||
126 | eh->ctrl = ctrl; | ||
127 | writeb(ctrl, eh->ctrl_port); | ||
128 | } | ||
129 | |||
130 | static inline void etherh_clr_ctrl(struct etherh_priv *eh, unsigned char mask) | ||
131 | { | ||
132 | unsigned char ctrl = eh->ctrl & ~mask; | ||
133 | eh->ctrl = ctrl; | ||
134 | writeb(ctrl, eh->ctrl_port); | ||
135 | } | ||
136 | |||
137 | static inline unsigned int etherh_get_stat(struct etherh_priv *eh) | ||
138 | { | ||
139 | return readb(eh->ctrl_port); | ||
140 | } | ||
141 | |||
142 | |||
143 | |||
144 | |||
145 | static void etherh_irq_enable(ecard_t *ec, int irqnr) | ||
146 | { | ||
147 | struct etherh_priv *eh = ec->irq_data; | ||
148 | |||
149 | etherh_set_ctrl(eh, ETHERH_CP_IE); | ||
150 | } | ||
151 | |||
152 | static void etherh_irq_disable(ecard_t *ec, int irqnr) | ||
153 | { | ||
154 | struct etherh_priv *eh = ec->irq_data; | ||
155 | |||
156 | etherh_clr_ctrl(eh, ETHERH_CP_IE); | ||
157 | } | ||
158 | |||
159 | static expansioncard_ops_t etherh_ops = { | ||
160 | .irqenable = etherh_irq_enable, | ||
161 | .irqdisable = etherh_irq_disable, | ||
162 | }; | ||
163 | |||
164 | |||
165 | |||
166 | |||
167 | static void | ||
168 | etherh_setif(struct net_device *dev) | ||
169 | { | ||
170 | struct ei_device *ei_local = netdev_priv(dev); | ||
171 | unsigned long flags; | ||
172 | void __iomem *addr; | ||
173 | |||
174 | local_irq_save(flags); | ||
175 | |||
176 | /* set the interface type */ | ||
177 | switch (etherh_priv(dev)->id) { | ||
178 | case PROD_I3_ETHERLAN600: | ||
179 | case PROD_I3_ETHERLAN600A: | ||
180 | addr = (void *)dev->base_addr + EN0_RCNTHI; | ||
181 | |||
182 | switch (dev->if_port) { | ||
183 | case IF_PORT_10BASE2: | ||
184 | writeb((readb(addr) & 0xf8) | 1, addr); | ||
185 | break; | ||
186 | case IF_PORT_10BASET: | ||
187 | writeb((readb(addr) & 0xf8), addr); | ||
188 | break; | ||
189 | } | ||
190 | break; | ||
191 | |||
192 | case PROD_I3_ETHERLAN500: | ||
193 | switch (dev->if_port) { | ||
194 | case IF_PORT_10BASE2: | ||
195 | etherh_clr_ctrl(etherh_priv(dev), ETHERH_CP_IF); | ||
196 | break; | ||
197 | |||
198 | case IF_PORT_10BASET: | ||
199 | etherh_set_ctrl(etherh_priv(dev), ETHERH_CP_IF); | ||
200 | break; | ||
201 | } | ||
202 | break; | ||
203 | |||
204 | default: | ||
205 | break; | ||
206 | } | ||
207 | |||
208 | local_irq_restore(flags); | ||
209 | } | ||
210 | |||
211 | static int | ||
212 | etherh_getifstat(struct net_device *dev) | ||
213 | { | ||
214 | struct ei_device *ei_local = netdev_priv(dev); | ||
215 | void __iomem *addr; | ||
216 | int stat = 0; | ||
217 | |||
218 | switch (etherh_priv(dev)->id) { | ||
219 | case PROD_I3_ETHERLAN600: | ||
220 | case PROD_I3_ETHERLAN600A: | ||
221 | addr = (void *)dev->base_addr + EN0_RCNTHI; | ||
222 | switch (dev->if_port) { | ||
223 | case IF_PORT_10BASE2: | ||
224 | stat = 1; | ||
225 | break; | ||
226 | case IF_PORT_10BASET: | ||
227 | stat = readb(addr) & 4; | ||
228 | break; | ||
229 | } | ||
230 | break; | ||
231 | |||
232 | case PROD_I3_ETHERLAN500: | ||
233 | switch (dev->if_port) { | ||
234 | case IF_PORT_10BASE2: | ||
235 | stat = 1; | ||
236 | break; | ||
237 | case IF_PORT_10BASET: | ||
238 | stat = etherh_get_stat(etherh_priv(dev)) & ETHERH_CP_HEARTBEAT; | ||
239 | break; | ||
240 | } | ||
241 | break; | ||
242 | |||
243 | default: | ||
244 | stat = 0; | ||
245 | break; | ||
246 | } | ||
247 | |||
248 | return stat != 0; | ||
249 | } | ||
250 | |||
251 | /* | ||
252 | * Configure the interface. Note that we ignore the other | ||
253 | * parts of ifmap, since its mostly meaningless for this driver. | ||
254 | */ | ||
255 | static int etherh_set_config(struct net_device *dev, struct ifmap *map) | ||
256 | { | ||
257 | switch (map->port) { | ||
258 | case IF_PORT_10BASE2: | ||
259 | case IF_PORT_10BASET: | ||
260 | /* | ||
261 | * If the user explicitly sets the interface | ||
262 | * media type, turn off automedia detection. | ||
263 | */ | ||
264 | dev->flags &= ~IFF_AUTOMEDIA; | ||
265 | dev->if_port = map->port; | ||
266 | break; | ||
267 | |||
268 | default: | ||
269 | return -EINVAL; | ||
270 | } | ||
271 | |||
272 | etherh_setif(dev); | ||
273 | |||
274 | return 0; | ||
275 | } | ||
276 | |||
277 | /* | ||
278 | * Reset the 8390 (hard reset). Note that we can't actually do this. | ||
279 | */ | ||
280 | static void | ||
281 | etherh_reset(struct net_device *dev) | ||
282 | { | ||
283 | struct ei_device *ei_local = netdev_priv(dev); | ||
284 | void __iomem *addr = (void *)dev->base_addr; | ||
285 | |||
286 | writeb(E8390_NODMA+E8390_PAGE0+E8390_STOP, addr); | ||
287 | |||
288 | /* | ||
289 | * See if we need to change the interface type. | ||
290 | * Note that we use 'interface_num' as a flag | ||
291 | * to indicate that we need to change the media. | ||
292 | */ | ||
293 | if (dev->flags & IFF_AUTOMEDIA && ei_local->interface_num) { | ||
294 | ei_local->interface_num = 0; | ||
295 | |||
296 | if (dev->if_port == IF_PORT_10BASET) | ||
297 | dev->if_port = IF_PORT_10BASE2; | ||
298 | else | ||
299 | dev->if_port = IF_PORT_10BASET; | ||
300 | |||
301 | etherh_setif(dev); | ||
302 | } | ||
303 | } | ||
304 | |||
305 | /* | ||
306 | * Write a block of data out to the 8390 | ||
307 | */ | ||
308 | static void | ||
309 | etherh_block_output (struct net_device *dev, int count, const unsigned char *buf, int start_page) | ||
310 | { | ||
311 | struct ei_device *ei_local = netdev_priv(dev); | ||
312 | unsigned long dma_start; | ||
313 | void __iomem *dma_base, *addr; | ||
314 | |||
315 | if (ei_local->dmaing) { | ||
316 | printk(KERN_ERR "%s: DMAing conflict in etherh_block_input: " | ||
317 | " DMAstat %d irqlock %d\n", dev->name, | ||
318 | ei_local->dmaing, ei_local->irqlock); | ||
319 | return; | ||
320 | } | ||
321 | |||
322 | /* | ||
323 | * Make sure we have a round number of bytes if we're in word mode. | ||
324 | */ | ||
325 | if (count & 1 && ei_local->word16) | ||
326 | count++; | ||
327 | |||
328 | ei_local->dmaing = 1; | ||
329 | |||
330 | addr = (void *)dev->base_addr; | ||
331 | dma_base = etherh_priv(dev)->dma_base; | ||
332 | |||
333 | count = (count + 1) & ~1; | ||
334 | writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD); | ||
335 | |||
336 | writeb (0x42, addr + EN0_RCNTLO); | ||
337 | writeb (0x00, addr + EN0_RCNTHI); | ||
338 | writeb (0x42, addr + EN0_RSARLO); | ||
339 | writeb (0x00, addr + EN0_RSARHI); | ||
340 | writeb (E8390_RREAD | E8390_START, addr + E8390_CMD); | ||
341 | |||
342 | udelay (1); | ||
343 | |||
344 | writeb (ENISR_RDC, addr + EN0_ISR); | ||
345 | writeb (count, addr + EN0_RCNTLO); | ||
346 | writeb (count >> 8, addr + EN0_RCNTHI); | ||
347 | writeb (0, addr + EN0_RSARLO); | ||
348 | writeb (start_page, addr + EN0_RSARHI); | ||
349 | writeb (E8390_RWRITE | E8390_START, addr + E8390_CMD); | ||
350 | |||
351 | if (ei_local->word16) | ||
352 | writesw (dma_base, buf, count >> 1); | ||
353 | else | ||
354 | writesb (dma_base, buf, count); | ||
355 | |||
356 | dma_start = jiffies; | ||
357 | |||
358 | while ((readb (addr + EN0_ISR) & ENISR_RDC) == 0) | ||
359 | if (jiffies - dma_start > 2*HZ/100) { /* 20ms */ | ||
360 | printk(KERN_ERR "%s: timeout waiting for TX RDC\n", | ||
361 | dev->name); | ||
362 | etherh_reset (dev); | ||
363 | NS8390_init (dev, 1); | ||
364 | break; | ||
365 | } | ||
366 | |||
367 | writeb (ENISR_RDC, addr + EN0_ISR); | ||
368 | ei_local->dmaing = 0; | ||
369 | } | ||
370 | |||
371 | /* | ||
372 | * Read a block of data from the 8390 | ||
373 | */ | ||
374 | static void | ||
375 | etherh_block_input (struct net_device *dev, int count, struct sk_buff *skb, int ring_offset) | ||
376 | { | ||
377 | struct ei_device *ei_local = netdev_priv(dev); | ||
378 | unsigned char *buf; | ||
379 | void __iomem *dma_base, *addr; | ||
380 | |||
381 | if (ei_local->dmaing) { | ||
382 | printk(KERN_ERR "%s: DMAing conflict in etherh_block_input: " | ||
383 | " DMAstat %d irqlock %d\n", dev->name, | ||
384 | ei_local->dmaing, ei_local->irqlock); | ||
385 | return; | ||
386 | } | ||
387 | |||
388 | ei_local->dmaing = 1; | ||
389 | |||
390 | addr = (void *)dev->base_addr; | ||
391 | dma_base = etherh_priv(dev)->dma_base; | ||
392 | |||
393 | buf = skb->data; | ||
394 | writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD); | ||
395 | writeb (count, addr + EN0_RCNTLO); | ||
396 | writeb (count >> 8, addr + EN0_RCNTHI); | ||
397 | writeb (ring_offset, addr + EN0_RSARLO); | ||
398 | writeb (ring_offset >> 8, addr + EN0_RSARHI); | ||
399 | writeb (E8390_RREAD | E8390_START, addr + E8390_CMD); | ||
400 | |||
401 | if (ei_local->word16) { | ||
402 | readsw (dma_base, buf, count >> 1); | ||
403 | if (count & 1) | ||
404 | buf[count - 1] = readb (dma_base); | ||
405 | } else | ||
406 | readsb (dma_base, buf, count); | ||
407 | |||
408 | writeb (ENISR_RDC, addr + EN0_ISR); | ||
409 | ei_local->dmaing = 0; | ||
410 | } | ||
411 | |||
412 | /* | ||
413 | * Read a header from the 8390 | ||
414 | */ | ||
415 | static void | ||
416 | etherh_get_header (struct net_device *dev, struct e8390_pkt_hdr *hdr, int ring_page) | ||
417 | { | ||
418 | struct ei_device *ei_local = netdev_priv(dev); | ||
419 | void __iomem *dma_base, *addr; | ||
420 | |||
421 | if (ei_local->dmaing) { | ||
422 | printk(KERN_ERR "%s: DMAing conflict in etherh_get_header: " | ||
423 | " DMAstat %d irqlock %d\n", dev->name, | ||
424 | ei_local->dmaing, ei_local->irqlock); | ||
425 | return; | ||
426 | } | ||
427 | |||
428 | ei_local->dmaing = 1; | ||
429 | |||
430 | addr = (void *)dev->base_addr; | ||
431 | dma_base = etherh_priv(dev)->dma_base; | ||
432 | |||
433 | writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD); | ||
434 | writeb (sizeof (*hdr), addr + EN0_RCNTLO); | ||
435 | writeb (0, addr + EN0_RCNTHI); | ||
436 | writeb (0, addr + EN0_RSARLO); | ||
437 | writeb (ring_page, addr + EN0_RSARHI); | ||
438 | writeb (E8390_RREAD | E8390_START, addr + E8390_CMD); | ||
439 | |||
440 | if (ei_local->word16) | ||
441 | readsw (dma_base, hdr, sizeof (*hdr) >> 1); | ||
442 | else | ||
443 | readsb (dma_base, hdr, sizeof (*hdr)); | ||
444 | |||
445 | writeb (ENISR_RDC, addr + EN0_ISR); | ||
446 | ei_local->dmaing = 0; | ||
447 | } | ||
448 | |||
449 | /* | ||
450 | * Open/initialize the board. This is called (in the current kernel) | ||
451 | * sometime after booting when the 'ifconfig' program is run. | ||
452 | * | ||
453 | * This routine should set everything up anew at each open, even | ||
454 | * registers that "should" only need to be set once at boot, so that | ||
455 | * there is non-reboot way to recover if something goes wrong. | ||
456 | */ | ||
457 | static int | ||
458 | etherh_open(struct net_device *dev) | ||
459 | { | ||
460 | struct ei_device *ei_local = netdev_priv(dev); | ||
461 | |||
462 | if (!is_valid_ether_addr(dev->dev_addr)) { | ||
463 | printk(KERN_WARNING "%s: invalid ethernet MAC address\n", | ||
464 | dev->name); | ||
465 | return -EINVAL; | ||
466 | } | ||
467 | |||
468 | if (request_irq(dev->irq, ei_interrupt, 0, dev->name, dev)) | ||
469 | return -EAGAIN; | ||
470 | |||
471 | /* | ||
472 | * Make sure that we aren't going to change the | ||
473 | * media type on the next reset - we are about to | ||
474 | * do automedia manually now. | ||
475 | */ | ||
476 | ei_local->interface_num = 0; | ||
477 | |||
478 | /* | ||
479 | * If we are doing automedia detection, do it now. | ||
480 | * This is more reliable than the 8390's detection. | ||
481 | */ | ||
482 | if (dev->flags & IFF_AUTOMEDIA) { | ||
483 | dev->if_port = IF_PORT_10BASET; | ||
484 | etherh_setif(dev); | ||
485 | mdelay(1); | ||
486 | if (!etherh_getifstat(dev)) { | ||
487 | dev->if_port = IF_PORT_10BASE2; | ||
488 | etherh_setif(dev); | ||
489 | } | ||
490 | } else | ||
491 | etherh_setif(dev); | ||
492 | |||
493 | etherh_reset(dev); | ||
494 | ei_open(dev); | ||
495 | |||
496 | return 0; | ||
497 | } | ||
498 | |||
499 | /* | ||
500 | * The inverse routine to etherh_open(). | ||
501 | */ | ||
502 | static int | ||
503 | etherh_close(struct net_device *dev) | ||
504 | { | ||
505 | ei_close (dev); | ||
506 | free_irq (dev->irq, dev); | ||
507 | return 0; | ||
508 | } | ||
509 | |||
510 | /* | ||
511 | * Initialisation | ||
512 | */ | ||
513 | |||
514 | static void __init etherh_banner(void) | ||
515 | { | ||
516 | static int version_printed; | ||
517 | |||
518 | if (net_debug && version_printed++ == 0) | ||
519 | printk(KERN_INFO "%s", version); | ||
520 | } | ||
521 | |||
522 | /* | ||
523 | * Read the ethernet address string from the on board rom. | ||
524 | * This is an ascii string... | ||
525 | */ | ||
526 | static int __init etherh_addr(char *addr, struct expansion_card *ec) | ||
527 | { | ||
528 | struct in_chunk_dir cd; | ||
529 | char *s; | ||
530 | |||
531 | if (!ecard_readchunk(&cd, ec, 0xf5, 0)) { | ||
532 | printk(KERN_ERR "%s: unable to read podule description string\n", | ||
533 | ec->dev.bus_id); | ||
534 | goto no_addr; | ||
535 | } | ||
536 | |||
537 | s = strchr(cd.d.string, '('); | ||
538 | if (s) { | ||
539 | int i; | ||
540 | |||
541 | for (i = 0; i < 6; i++) { | ||
542 | addr[i] = simple_strtoul(s + 1, &s, 0x10); | ||
543 | if (*s != (i == 5? ')' : ':')) | ||
544 | break; | ||
545 | } | ||
546 | |||
547 | if (i == 6) | ||
548 | return 0; | ||
549 | } | ||
550 | |||
551 | printk(KERN_ERR "%s: unable to parse MAC address: %s\n", | ||
552 | ec->dev.bus_id, cd.d.string); | ||
553 | |||
554 | no_addr: | ||
555 | return -ENODEV; | ||
556 | } | ||
557 | |||
558 | /* | ||
559 | * Create an ethernet address from the system serial number. | ||
560 | */ | ||
561 | static int __init etherm_addr(char *addr) | ||
562 | { | ||
563 | unsigned int serial; | ||
564 | |||
565 | if (system_serial_low == 0 && system_serial_high == 0) | ||
566 | return -ENODEV; | ||
567 | |||
568 | serial = system_serial_low | system_serial_high; | ||
569 | |||
570 | addr[0] = 0; | ||
571 | addr[1] = 0; | ||
572 | addr[2] = 0xa4; | ||
573 | addr[3] = 0x10 + (serial >> 24); | ||
574 | addr[4] = serial >> 16; | ||
575 | addr[5] = serial >> 8; | ||
576 | return 0; | ||
577 | } | ||
578 | |||
579 | static void etherh_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | ||
580 | { | ||
581 | strlcpy(info->driver, DRV_NAME, sizeof(info->driver)); | ||
582 | strlcpy(info->version, DRV_VERSION, sizeof(info->version)); | ||
583 | strlcpy(info->bus_info, dev->class_dev.dev->bus_id, | ||
584 | sizeof(info->bus_info)); | ||
585 | } | ||
586 | |||
587 | static int etherh_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | ||
588 | { | ||
589 | cmd->supported = etherh_priv(dev)->supported; | ||
590 | cmd->speed = SPEED_10; | ||
591 | cmd->duplex = DUPLEX_HALF; | ||
592 | cmd->port = dev->if_port == IF_PORT_10BASET ? PORT_TP : PORT_BNC; | ||
593 | cmd->autoneg = dev->flags & IFF_AUTOMEDIA ? AUTONEG_ENABLE : AUTONEG_DISABLE; | ||
594 | return 0; | ||
595 | } | ||
596 | |||
597 | static int etherh_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | ||
598 | { | ||
599 | switch (cmd->autoneg) { | ||
600 | case AUTONEG_ENABLE: | ||
601 | dev->flags |= IFF_AUTOMEDIA; | ||
602 | break; | ||
603 | |||
604 | case AUTONEG_DISABLE: | ||
605 | switch (cmd->port) { | ||
606 | case PORT_TP: | ||
607 | dev->if_port = IF_PORT_10BASET; | ||
608 | break; | ||
609 | |||
610 | case PORT_BNC: | ||
611 | dev->if_port = IF_PORT_10BASE2; | ||
612 | break; | ||
613 | |||
614 | default: | ||
615 | return -EINVAL; | ||
616 | } | ||
617 | dev->flags &= ~IFF_AUTOMEDIA; | ||
618 | break; | ||
619 | |||
620 | default: | ||
621 | return -EINVAL; | ||
622 | } | ||
623 | |||
624 | etherh_setif(dev); | ||
625 | |||
626 | return 0; | ||
627 | } | ||
628 | |||
629 | static struct ethtool_ops etherh_ethtool_ops = { | ||
630 | .get_settings = etherh_get_settings, | ||
631 | .set_settings = etherh_set_settings, | ||
632 | .get_drvinfo = etherh_get_drvinfo, | ||
633 | }; | ||
634 | |||
635 | static u32 etherh_regoffsets[16]; | ||
636 | static u32 etherm_regoffsets[16]; | ||
637 | |||
638 | static int __init | ||
639 | etherh_probe(struct expansion_card *ec, const struct ecard_id *id) | ||
640 | { | ||
641 | const struct etherh_data *data = id->data; | ||
642 | struct ei_device *ei_local; | ||
643 | struct net_device *dev; | ||
644 | struct etherh_priv *eh; | ||
645 | int i, ret; | ||
646 | |||
647 | etherh_banner(); | ||
648 | |||
649 | ret = ecard_request_resources(ec); | ||
650 | if (ret) | ||
651 | goto out; | ||
652 | |||
653 | dev = __alloc_ei_netdev(sizeof(struct etherh_priv)); | ||
654 | if (!dev) { | ||
655 | ret = -ENOMEM; | ||
656 | goto release; | ||
657 | } | ||
658 | |||
659 | SET_MODULE_OWNER(dev); | ||
660 | SET_NETDEV_DEV(dev, &ec->dev); | ||
661 | |||
662 | dev->open = etherh_open; | ||
663 | dev->stop = etherh_close; | ||
664 | dev->set_config = etherh_set_config; | ||
665 | dev->irq = ec->irq; | ||
666 | dev->ethtool_ops = ðerh_ethtool_ops; | ||
667 | |||
668 | if (data->supported & SUPPORTED_Autoneg) | ||
669 | dev->flags |= IFF_AUTOMEDIA; | ||
670 | if (data->supported & SUPPORTED_TP) { | ||
671 | dev->flags |= IFF_PORTSEL; | ||
672 | dev->if_port = IF_PORT_10BASET; | ||
673 | } else if (data->supported & SUPPORTED_BNC) { | ||
674 | dev->flags |= IFF_PORTSEL; | ||
675 | dev->if_port = IF_PORT_10BASE2; | ||
676 | } else | ||
677 | dev->if_port = IF_PORT_UNKNOWN; | ||
678 | |||
679 | eh = etherh_priv(dev); | ||
680 | eh->supported = data->supported; | ||
681 | eh->ctrl = 0; | ||
682 | eh->id = ec->cid.product; | ||
683 | eh->memc = ioremap(ecard_resource_start(ec, ECARD_RES_MEMC), PAGE_SIZE); | ||
684 | if (!eh->memc) { | ||
685 | ret = -ENOMEM; | ||
686 | goto free; | ||
687 | } | ||
688 | |||
689 | eh->ctrl_port = eh->memc; | ||
690 | if (data->ctrl_ioc) { | ||
691 | eh->ioc_fast = ioremap(ecard_resource_start(ec, ECARD_RES_IOCFAST), PAGE_SIZE); | ||
692 | if (!eh->ioc_fast) { | ||
693 | ret = -ENOMEM; | ||
694 | goto free; | ||
695 | } | ||
696 | eh->ctrl_port = eh->ioc_fast; | ||
697 | } | ||
698 | |||
699 | dev->base_addr = (unsigned long)eh->memc + data->ns8390_offset; | ||
700 | eh->dma_base = eh->memc + data->dataport_offset; | ||
701 | eh->ctrl_port += data->ctrlport_offset; | ||
702 | |||
703 | /* | ||
704 | * IRQ and control port handling - only for non-NIC slot cards. | ||
705 | */ | ||
706 | if (ec->slot_no != 8) { | ||
707 | ec->ops = ðerh_ops; | ||
708 | ec->irq_data = eh; | ||
709 | } else { | ||
710 | /* | ||
711 | * If we're in the NIC slot, make sure the IRQ is enabled | ||
712 | */ | ||
713 | etherh_set_ctrl(eh, ETHERH_CP_IE); | ||
714 | } | ||
715 | |||
716 | ei_local = netdev_priv(dev); | ||
717 | spin_lock_init(&ei_local->page_lock); | ||
718 | |||
719 | if (ec->cid.product == PROD_ANT_ETHERM) { | ||
720 | etherm_addr(dev->dev_addr); | ||
721 | ei_local->reg_offset = etherm_regoffsets; | ||
722 | } else { | ||
723 | etherh_addr(dev->dev_addr, ec); | ||
724 | ei_local->reg_offset = etherh_regoffsets; | ||
725 | } | ||
726 | |||
727 | ei_local->name = dev->name; | ||
728 | ei_local->word16 = 1; | ||
729 | ei_local->tx_start_page = data->tx_start_page; | ||
730 | ei_local->rx_start_page = ei_local->tx_start_page + TX_PAGES; | ||
731 | ei_local->stop_page = data->stop_page; | ||
732 | ei_local->reset_8390 = etherh_reset; | ||
733 | ei_local->block_input = etherh_block_input; | ||
734 | ei_local->block_output = etherh_block_output; | ||
735 | ei_local->get_8390_hdr = etherh_get_header; | ||
736 | ei_local->interface_num = 0; | ||
737 | |||
738 | etherh_reset(dev); | ||
739 | NS8390_init(dev, 0); | ||
740 | |||
741 | ret = register_netdev(dev); | ||
742 | if (ret) | ||
743 | goto free; | ||
744 | |||
745 | printk(KERN_INFO "%s: %s in slot %d, ", | ||
746 | dev->name, data->name, ec->slot_no); | ||
747 | |||
748 | for (i = 0; i < 6; i++) | ||
749 | printk("%2.2x%c", dev->dev_addr[i], i == 5 ? '\n' : ':'); | ||
750 | |||
751 | ecard_set_drvdata(ec, dev); | ||
752 | |||
753 | return 0; | ||
754 | |||
755 | free: | ||
756 | if (eh->ioc_fast) | ||
757 | iounmap(eh->ioc_fast); | ||
758 | if (eh->memc) | ||
759 | iounmap(eh->memc); | ||
760 | free_netdev(dev); | ||
761 | release: | ||
762 | ecard_release_resources(ec); | ||
763 | out: | ||
764 | return ret; | ||
765 | } | ||
766 | |||
767 | static void __devexit etherh_remove(struct expansion_card *ec) | ||
768 | { | ||
769 | struct net_device *dev = ecard_get_drvdata(ec); | ||
770 | struct etherh_priv *eh = etherh_priv(dev); | ||
771 | |||
772 | ecard_set_drvdata(ec, NULL); | ||
773 | |||
774 | unregister_netdev(dev); | ||
775 | ec->ops = NULL; | ||
776 | |||
777 | if (eh->ioc_fast) | ||
778 | iounmap(eh->ioc_fast); | ||
779 | iounmap(eh->memc); | ||
780 | |||
781 | free_netdev(dev); | ||
782 | |||
783 | ecard_release_resources(ec); | ||
784 | } | ||
785 | |||
786 | static struct etherh_data etherm_data = { | ||
787 | .ns8390_offset = ETHERM_NS8390, | ||
788 | .dataport_offset = ETHERM_NS8390 + ETHERM_DATAPORT, | ||
789 | .ctrlport_offset = ETHERM_NS8390 + ETHERM_CTRLPORT, | ||
790 | .name = "ANT EtherM", | ||
791 | .supported = SUPPORTED_10baseT_Half, | ||
792 | .tx_start_page = ETHERM_TX_START_PAGE, | ||
793 | .stop_page = ETHERM_STOP_PAGE, | ||
794 | }; | ||
795 | |||
796 | static struct etherh_data etherlan500_data = { | ||
797 | .ns8390_offset = ETHERH500_NS8390, | ||
798 | .dataport_offset = ETHERH500_NS8390 + ETHERH500_DATAPORT, | ||
799 | .ctrlport_offset = ETHERH500_CTRLPORT, | ||
800 | .ctrl_ioc = 1, | ||
801 | .name = "i3 EtherH 500", | ||
802 | .supported = SUPPORTED_10baseT_Half, | ||
803 | .tx_start_page = ETHERH_TX_START_PAGE, | ||
804 | .stop_page = ETHERH_STOP_PAGE, | ||
805 | }; | ||
806 | |||
807 | static struct etherh_data etherlan600_data = { | ||
808 | .ns8390_offset = ETHERH600_NS8390, | ||
809 | .dataport_offset = ETHERH600_NS8390 + ETHERH600_DATAPORT, | ||
810 | .ctrlport_offset = ETHERH600_NS8390 + ETHERH600_CTRLPORT, | ||
811 | .name = "i3 EtherH 600", | ||
812 | .supported = SUPPORTED_10baseT_Half | SUPPORTED_TP | SUPPORTED_BNC | SUPPORTED_Autoneg, | ||
813 | .tx_start_page = ETHERH_TX_START_PAGE, | ||
814 | .stop_page = ETHERH_STOP_PAGE, | ||
815 | }; | ||
816 | |||
817 | static struct etherh_data etherlan600a_data = { | ||
818 | .ns8390_offset = ETHERH600_NS8390, | ||
819 | .dataport_offset = ETHERH600_NS8390 + ETHERH600_DATAPORT, | ||
820 | .ctrlport_offset = ETHERH600_NS8390 + ETHERH600_CTRLPORT, | ||
821 | .name = "i3 EtherH 600A", | ||
822 | .supported = SUPPORTED_10baseT_Half | SUPPORTED_TP | SUPPORTED_BNC | SUPPORTED_Autoneg, | ||
823 | .tx_start_page = ETHERH_TX_START_PAGE, | ||
824 | .stop_page = ETHERH_STOP_PAGE, | ||
825 | }; | ||
826 | |||
827 | static const struct ecard_id etherh_ids[] = { | ||
828 | { MANU_ANT, PROD_ANT_ETHERM, ðerm_data }, | ||
829 | { MANU_I3, PROD_I3_ETHERLAN500, ðerlan500_data }, | ||
830 | { MANU_I3, PROD_I3_ETHERLAN600, ðerlan600_data }, | ||
831 | { MANU_I3, PROD_I3_ETHERLAN600A, ðerlan600a_data }, | ||
832 | { 0xffff, 0xffff } | ||
833 | }; | ||
834 | |||
835 | static struct ecard_driver etherh_driver = { | ||
836 | .probe = etherh_probe, | ||
837 | .remove = __devexit_p(etherh_remove), | ||
838 | .id_table = etherh_ids, | ||
839 | .drv = { | ||
840 | .name = DRV_NAME, | ||
841 | }, | ||
842 | }; | ||
843 | |||
844 | static int __init etherh_init(void) | ||
845 | { | ||
846 | int i; | ||
847 | |||
848 | for (i = 0; i < 16; i++) { | ||
849 | etherh_regoffsets[i] = i << 2; | ||
850 | etherm_regoffsets[i] = i << 5; | ||
851 | } | ||
852 | |||
853 | return ecard_register_driver(ðerh_driver); | ||
854 | } | ||
855 | |||
856 | static void __exit etherh_exit(void) | ||
857 | { | ||
858 | ecard_remove_driver(ðerh_driver); | ||
859 | } | ||
860 | |||
861 | module_init(etherh_init); | ||
862 | module_exit(etherh_exit); | ||