Commit | Line | Data |
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1da177e4 LT |
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> | |
1da177e4 LT |
31 | #include <linux/types.h> |
32 | #include <linux/fcntl.h> | |
33 | #include <linux/interrupt.h> | |
1da177e4 LT |
34 | #include <linux/ioport.h> |
35 | #include <linux/in.h> | |
36 | #include <linux/slab.h> | |
37 | #include <linux/string.h> | |
38 | #include <linux/errno.h> | |
39 | #include <linux/netdevice.h> | |
40 | #include <linux/etherdevice.h> | |
41 | #include <linux/ethtool.h> | |
42 | #include <linux/skbuff.h> | |
43 | #include <linux/delay.h> | |
44 | #include <linux/device.h> | |
45 | #include <linux/init.h> | |
46 | #include <linux/bitops.h> | |
ff5688ae | 47 | #include <linux/jiffies.h> |
1da177e4 LT |
48 | |
49 | #include <asm/system.h> | |
50 | #include <asm/ecard.h> | |
51 | #include <asm/io.h> | |
1da177e4 | 52 | |
6c3561b0 AV |
53 | #define EI_SHIFT(x) (ei_local->reg_offset[x]) |
54 | ||
b936889c AV |
55 | #define ei_inb(_p) readb((void __iomem *)_p) |
56 | #define ei_outb(_v,_p) writeb(_v,(void __iomem *)_p) | |
57 | #define ei_inb_p(_p) readb((void __iomem *)_p) | |
58 | #define ei_outb_p(_v,_p) writeb(_v,(void __iomem *)_p) | |
1da177e4 LT |
59 | |
60 | #define NET_DEBUG 0 | |
61 | #define DEBUG_INIT 2 | |
62 | ||
63 | #define DRV_NAME "etherh" | |
64 | #define DRV_VERSION "1.11" | |
65 | ||
6c3561b0 AV |
66 | static char version[] __initdata = |
67 | "EtherH/EtherM Driver (c) 2002-2004 Russell King " DRV_VERSION "\n"; | |
68 | ||
69 | #include "../lib8390.c" | |
70 | ||
1da177e4 LT |
71 | static unsigned int net_debug = NET_DEBUG; |
72 | ||
73 | struct etherh_priv { | |
74 | void __iomem *ioc_fast; | |
75 | void __iomem *memc; | |
76 | void __iomem *dma_base; | |
77 | unsigned int id; | |
78 | void __iomem *ctrl_port; | |
79 | unsigned char ctrl; | |
80 | u32 supported; | |
81 | }; | |
82 | ||
83 | struct etherh_data { | |
84 | unsigned long ns8390_offset; | |
85 | unsigned long dataport_offset; | |
86 | unsigned long ctrlport_offset; | |
87 | int ctrl_ioc; | |
88 | const char name[16]; | |
89 | u32 supported; | |
90 | unsigned char tx_start_page; | |
91 | unsigned char stop_page; | |
92 | }; | |
93 | ||
94 | MODULE_AUTHOR("Russell King"); | |
95 | MODULE_DESCRIPTION("EtherH/EtherM driver"); | |
96 | MODULE_LICENSE("GPL"); | |
97 | ||
1da177e4 LT |
98 | #define ETHERH500_DATAPORT 0x800 /* MEMC */ |
99 | #define ETHERH500_NS8390 0x000 /* MEMC */ | |
100 | #define ETHERH500_CTRLPORT 0x800 /* IOC */ | |
101 | ||
102 | #define ETHERH600_DATAPORT 0x040 /* MEMC */ | |
103 | #define ETHERH600_NS8390 0x800 /* MEMC */ | |
104 | #define ETHERH600_CTRLPORT 0x200 /* MEMC */ | |
105 | ||
106 | #define ETHERH_CP_IE 1 | |
107 | #define ETHERH_CP_IF 2 | |
108 | #define ETHERH_CP_HEARTBEAT 2 | |
109 | ||
110 | #define ETHERH_TX_START_PAGE 1 | |
111 | #define ETHERH_STOP_PAGE 127 | |
112 | ||
113 | /* | |
114 | * These came from CK/TEW | |
115 | */ | |
116 | #define ETHERM_DATAPORT 0x200 /* MEMC */ | |
117 | #define ETHERM_NS8390 0x800 /* MEMC */ | |
118 | #define ETHERM_CTRLPORT 0x23c /* MEMC */ | |
119 | ||
120 | #define ETHERM_TX_START_PAGE 64 | |
121 | #define ETHERM_STOP_PAGE 127 | |
122 | ||
123 | /* ------------------------------------------------------------------------ */ | |
124 | ||
125 | #define etherh_priv(dev) \ | |
126 | ((struct etherh_priv *)(((char *)netdev_priv(dev)) + sizeof(struct ei_device))) | |
127 | ||
128 | static inline void etherh_set_ctrl(struct etherh_priv *eh, unsigned char mask) | |
129 | { | |
130 | unsigned char ctrl = eh->ctrl | mask; | |
131 | eh->ctrl = ctrl; | |
132 | writeb(ctrl, eh->ctrl_port); | |
133 | } | |
134 | ||
135 | static inline void etherh_clr_ctrl(struct etherh_priv *eh, unsigned char mask) | |
136 | { | |
137 | unsigned char ctrl = eh->ctrl & ~mask; | |
138 | eh->ctrl = ctrl; | |
139 | writeb(ctrl, eh->ctrl_port); | |
140 | } | |
141 | ||
142 | static inline unsigned int etherh_get_stat(struct etherh_priv *eh) | |
143 | { | |
144 | return readb(eh->ctrl_port); | |
145 | } | |
146 | ||
147 | ||
148 | ||
149 | ||
150 | static void etherh_irq_enable(ecard_t *ec, int irqnr) | |
151 | { | |
152 | struct etherh_priv *eh = ec->irq_data; | |
153 | ||
154 | etherh_set_ctrl(eh, ETHERH_CP_IE); | |
155 | } | |
156 | ||
157 | static void etherh_irq_disable(ecard_t *ec, int irqnr) | |
158 | { | |
159 | struct etherh_priv *eh = ec->irq_data; | |
160 | ||
161 | etherh_clr_ctrl(eh, ETHERH_CP_IE); | |
162 | } | |
163 | ||
164 | static expansioncard_ops_t etherh_ops = { | |
165 | .irqenable = etherh_irq_enable, | |
166 | .irqdisable = etherh_irq_disable, | |
167 | }; | |
168 | ||
169 | ||
170 | ||
171 | ||
172 | static void | |
173 | etherh_setif(struct net_device *dev) | |
174 | { | |
175 | struct ei_device *ei_local = netdev_priv(dev); | |
176 | unsigned long flags; | |
177 | void __iomem *addr; | |
178 | ||
179 | local_irq_save(flags); | |
180 | ||
181 | /* set the interface type */ | |
182 | switch (etherh_priv(dev)->id) { | |
183 | case PROD_I3_ETHERLAN600: | |
184 | case PROD_I3_ETHERLAN600A: | |
b936889c | 185 | addr = (void __iomem *)dev->base_addr + EN0_RCNTHI; |
1da177e4 LT |
186 | |
187 | switch (dev->if_port) { | |
188 | case IF_PORT_10BASE2: | |
189 | writeb((readb(addr) & 0xf8) | 1, addr); | |
190 | break; | |
191 | case IF_PORT_10BASET: | |
192 | writeb((readb(addr) & 0xf8), addr); | |
193 | break; | |
194 | } | |
195 | break; | |
196 | ||
197 | case PROD_I3_ETHERLAN500: | |
198 | switch (dev->if_port) { | |
199 | case IF_PORT_10BASE2: | |
200 | etherh_clr_ctrl(etherh_priv(dev), ETHERH_CP_IF); | |
201 | break; | |
202 | ||
203 | case IF_PORT_10BASET: | |
204 | etherh_set_ctrl(etherh_priv(dev), ETHERH_CP_IF); | |
205 | break; | |
206 | } | |
207 | break; | |
208 | ||
209 | default: | |
210 | break; | |
211 | } | |
212 | ||
213 | local_irq_restore(flags); | |
214 | } | |
215 | ||
216 | static int | |
217 | etherh_getifstat(struct net_device *dev) | |
218 | { | |
219 | struct ei_device *ei_local = netdev_priv(dev); | |
220 | void __iomem *addr; | |
221 | int stat = 0; | |
222 | ||
223 | switch (etherh_priv(dev)->id) { | |
224 | case PROD_I3_ETHERLAN600: | |
225 | case PROD_I3_ETHERLAN600A: | |
b936889c | 226 | addr = (void __iomem *)dev->base_addr + EN0_RCNTHI; |
1da177e4 LT |
227 | switch (dev->if_port) { |
228 | case IF_PORT_10BASE2: | |
229 | stat = 1; | |
230 | break; | |
231 | case IF_PORT_10BASET: | |
232 | stat = readb(addr) & 4; | |
233 | break; | |
234 | } | |
235 | break; | |
236 | ||
237 | case PROD_I3_ETHERLAN500: | |
238 | switch (dev->if_port) { | |
239 | case IF_PORT_10BASE2: | |
240 | stat = 1; | |
241 | break; | |
242 | case IF_PORT_10BASET: | |
243 | stat = etherh_get_stat(etherh_priv(dev)) & ETHERH_CP_HEARTBEAT; | |
244 | break; | |
245 | } | |
246 | break; | |
247 | ||
248 | default: | |
249 | stat = 0; | |
250 | break; | |
251 | } | |
252 | ||
253 | return stat != 0; | |
254 | } | |
255 | ||
256 | /* | |
257 | * Configure the interface. Note that we ignore the other | |
258 | * parts of ifmap, since its mostly meaningless for this driver. | |
259 | */ | |
260 | static int etherh_set_config(struct net_device *dev, struct ifmap *map) | |
261 | { | |
262 | switch (map->port) { | |
263 | case IF_PORT_10BASE2: | |
264 | case IF_PORT_10BASET: | |
265 | /* | |
266 | * If the user explicitly sets the interface | |
267 | * media type, turn off automedia detection. | |
268 | */ | |
269 | dev->flags &= ~IFF_AUTOMEDIA; | |
270 | dev->if_port = map->port; | |
271 | break; | |
272 | ||
273 | default: | |
274 | return -EINVAL; | |
275 | } | |
276 | ||
277 | etherh_setif(dev); | |
278 | ||
279 | return 0; | |
280 | } | |
281 | ||
282 | /* | |
283 | * Reset the 8390 (hard reset). Note that we can't actually do this. | |
284 | */ | |
285 | static void | |
286 | etherh_reset(struct net_device *dev) | |
287 | { | |
288 | struct ei_device *ei_local = netdev_priv(dev); | |
b936889c | 289 | void __iomem *addr = (void __iomem *)dev->base_addr; |
1da177e4 LT |
290 | |
291 | writeb(E8390_NODMA+E8390_PAGE0+E8390_STOP, addr); | |
292 | ||
293 | /* | |
294 | * See if we need to change the interface type. | |
295 | * Note that we use 'interface_num' as a flag | |
296 | * to indicate that we need to change the media. | |
297 | */ | |
298 | if (dev->flags & IFF_AUTOMEDIA && ei_local->interface_num) { | |
299 | ei_local->interface_num = 0; | |
300 | ||
301 | if (dev->if_port == IF_PORT_10BASET) | |
302 | dev->if_port = IF_PORT_10BASE2; | |
303 | else | |
304 | dev->if_port = IF_PORT_10BASET; | |
305 | ||
306 | etherh_setif(dev); | |
307 | } | |
308 | } | |
309 | ||
310 | /* | |
311 | * Write a block of data out to the 8390 | |
312 | */ | |
313 | static void | |
314 | etherh_block_output (struct net_device *dev, int count, const unsigned char *buf, int start_page) | |
315 | { | |
316 | struct ei_device *ei_local = netdev_priv(dev); | |
317 | unsigned long dma_start; | |
318 | void __iomem *dma_base, *addr; | |
319 | ||
320 | if (ei_local->dmaing) { | |
321 | printk(KERN_ERR "%s: DMAing conflict in etherh_block_input: " | |
322 | " DMAstat %d irqlock %d\n", dev->name, | |
323 | ei_local->dmaing, ei_local->irqlock); | |
324 | return; | |
325 | } | |
326 | ||
327 | /* | |
328 | * Make sure we have a round number of bytes if we're in word mode. | |
329 | */ | |
330 | if (count & 1 && ei_local->word16) | |
331 | count++; | |
332 | ||
333 | ei_local->dmaing = 1; | |
334 | ||
b936889c | 335 | addr = (void __iomem *)dev->base_addr; |
1da177e4 LT |
336 | dma_base = etherh_priv(dev)->dma_base; |
337 | ||
338 | count = (count + 1) & ~1; | |
339 | writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD); | |
340 | ||
341 | writeb (0x42, addr + EN0_RCNTLO); | |
342 | writeb (0x00, addr + EN0_RCNTHI); | |
343 | writeb (0x42, addr + EN0_RSARLO); | |
344 | writeb (0x00, addr + EN0_RSARHI); | |
345 | writeb (E8390_RREAD | E8390_START, addr + E8390_CMD); | |
346 | ||
347 | udelay (1); | |
348 | ||
349 | writeb (ENISR_RDC, addr + EN0_ISR); | |
350 | writeb (count, addr + EN0_RCNTLO); | |
351 | writeb (count >> 8, addr + EN0_RCNTHI); | |
352 | writeb (0, addr + EN0_RSARLO); | |
353 | writeb (start_page, addr + EN0_RSARHI); | |
354 | writeb (E8390_RWRITE | E8390_START, addr + E8390_CMD); | |
355 | ||
356 | if (ei_local->word16) | |
357 | writesw (dma_base, buf, count >> 1); | |
358 | else | |
359 | writesb (dma_base, buf, count); | |
360 | ||
361 | dma_start = jiffies; | |
362 | ||
363 | while ((readb (addr + EN0_ISR) & ENISR_RDC) == 0) | |
ff5688ae | 364 | if (time_after(jiffies, dma_start + 2*HZ/100)) { /* 20ms */ |
1da177e4 LT |
365 | printk(KERN_ERR "%s: timeout waiting for TX RDC\n", |
366 | dev->name); | |
367 | etherh_reset (dev); | |
6c3561b0 | 368 | __NS8390_init (dev, 1); |
1da177e4 LT |
369 | break; |
370 | } | |
371 | ||
372 | writeb (ENISR_RDC, addr + EN0_ISR); | |
373 | ei_local->dmaing = 0; | |
374 | } | |
375 | ||
376 | /* | |
377 | * Read a block of data from the 8390 | |
378 | */ | |
379 | static void | |
380 | etherh_block_input (struct net_device *dev, int count, struct sk_buff *skb, int ring_offset) | |
381 | { | |
382 | struct ei_device *ei_local = netdev_priv(dev); | |
383 | unsigned char *buf; | |
384 | void __iomem *dma_base, *addr; | |
385 | ||
386 | if (ei_local->dmaing) { | |
387 | printk(KERN_ERR "%s: DMAing conflict in etherh_block_input: " | |
388 | " DMAstat %d irqlock %d\n", dev->name, | |
389 | ei_local->dmaing, ei_local->irqlock); | |
390 | return; | |
391 | } | |
392 | ||
393 | ei_local->dmaing = 1; | |
394 | ||
b936889c | 395 | addr = (void __iomem *)dev->base_addr; |
1da177e4 LT |
396 | dma_base = etherh_priv(dev)->dma_base; |
397 | ||
398 | buf = skb->data; | |
399 | writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD); | |
400 | writeb (count, addr + EN0_RCNTLO); | |
401 | writeb (count >> 8, addr + EN0_RCNTHI); | |
402 | writeb (ring_offset, addr + EN0_RSARLO); | |
403 | writeb (ring_offset >> 8, addr + EN0_RSARHI); | |
404 | writeb (E8390_RREAD | E8390_START, addr + E8390_CMD); | |
405 | ||
406 | if (ei_local->word16) { | |
407 | readsw (dma_base, buf, count >> 1); | |
408 | if (count & 1) | |
409 | buf[count - 1] = readb (dma_base); | |
410 | } else | |
411 | readsb (dma_base, buf, count); | |
412 | ||
413 | writeb (ENISR_RDC, addr + EN0_ISR); | |
414 | ei_local->dmaing = 0; | |
415 | } | |
416 | ||
417 | /* | |
418 | * Read a header from the 8390 | |
419 | */ | |
420 | static void | |
421 | etherh_get_header (struct net_device *dev, struct e8390_pkt_hdr *hdr, int ring_page) | |
422 | { | |
423 | struct ei_device *ei_local = netdev_priv(dev); | |
424 | void __iomem *dma_base, *addr; | |
425 | ||
426 | if (ei_local->dmaing) { | |
427 | printk(KERN_ERR "%s: DMAing conflict in etherh_get_header: " | |
428 | " DMAstat %d irqlock %d\n", dev->name, | |
429 | ei_local->dmaing, ei_local->irqlock); | |
430 | return; | |
431 | } | |
432 | ||
433 | ei_local->dmaing = 1; | |
434 | ||
b936889c | 435 | addr = (void __iomem *)dev->base_addr; |
1da177e4 LT |
436 | dma_base = etherh_priv(dev)->dma_base; |
437 | ||
438 | writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD); | |
439 | writeb (sizeof (*hdr), addr + EN0_RCNTLO); | |
440 | writeb (0, addr + EN0_RCNTHI); | |
441 | writeb (0, addr + EN0_RSARLO); | |
442 | writeb (ring_page, addr + EN0_RSARHI); | |
443 | writeb (E8390_RREAD | E8390_START, addr + E8390_CMD); | |
444 | ||
445 | if (ei_local->word16) | |
446 | readsw (dma_base, hdr, sizeof (*hdr) >> 1); | |
447 | else | |
448 | readsb (dma_base, hdr, sizeof (*hdr)); | |
449 | ||
450 | writeb (ENISR_RDC, addr + EN0_ISR); | |
451 | ei_local->dmaing = 0; | |
452 | } | |
453 | ||
454 | /* | |
455 | * Open/initialize the board. This is called (in the current kernel) | |
456 | * sometime after booting when the 'ifconfig' program is run. | |
457 | * | |
458 | * This routine should set everything up anew at each open, even | |
459 | * registers that "should" only need to be set once at boot, so that | |
460 | * there is non-reboot way to recover if something goes wrong. | |
461 | */ | |
462 | static int | |
463 | etherh_open(struct net_device *dev) | |
464 | { | |
465 | struct ei_device *ei_local = netdev_priv(dev); | |
466 | ||
467 | if (!is_valid_ether_addr(dev->dev_addr)) { | |
468 | printk(KERN_WARNING "%s: invalid ethernet MAC address\n", | |
469 | dev->name); | |
470 | return -EINVAL; | |
471 | } | |
472 | ||
6c3561b0 | 473 | if (request_irq(dev->irq, __ei_interrupt, 0, dev->name, dev)) |
1da177e4 LT |
474 | return -EAGAIN; |
475 | ||
476 | /* | |
477 | * Make sure that we aren't going to change the | |
478 | * media type on the next reset - we are about to | |
479 | * do automedia manually now. | |
480 | */ | |
481 | ei_local->interface_num = 0; | |
482 | ||
483 | /* | |
484 | * If we are doing automedia detection, do it now. | |
485 | * This is more reliable than the 8390's detection. | |
486 | */ | |
487 | if (dev->flags & IFF_AUTOMEDIA) { | |
488 | dev->if_port = IF_PORT_10BASET; | |
489 | etherh_setif(dev); | |
490 | mdelay(1); | |
491 | if (!etherh_getifstat(dev)) { | |
492 | dev->if_port = IF_PORT_10BASE2; | |
493 | etherh_setif(dev); | |
494 | } | |
495 | } else | |
496 | etherh_setif(dev); | |
497 | ||
498 | etherh_reset(dev); | |
6c3561b0 | 499 | __ei_open(dev); |
1da177e4 LT |
500 | |
501 | return 0; | |
502 | } | |
503 | ||
504 | /* | |
505 | * The inverse routine to etherh_open(). | |
506 | */ | |
507 | static int | |
508 | etherh_close(struct net_device *dev) | |
509 | { | |
6c3561b0 | 510 | __ei_close (dev); |
1da177e4 LT |
511 | free_irq (dev->irq, dev); |
512 | return 0; | |
513 | } | |
514 | ||
515 | /* | |
516 | * Initialisation | |
517 | */ | |
518 | ||
519 | static void __init etherh_banner(void) | |
520 | { | |
521 | static int version_printed; | |
522 | ||
523 | if (net_debug && version_printed++ == 0) | |
524 | printk(KERN_INFO "%s", version); | |
525 | } | |
526 | ||
527 | /* | |
528 | * Read the ethernet address string from the on board rom. | |
529 | * This is an ascii string... | |
530 | */ | |
531 | static int __init etherh_addr(char *addr, struct expansion_card *ec) | |
532 | { | |
533 | struct in_chunk_dir cd; | |
534 | char *s; | |
535 | ||
536 | if (!ecard_readchunk(&cd, ec, 0xf5, 0)) { | |
537 | printk(KERN_ERR "%s: unable to read podule description string\n", | |
3f978704 | 538 | dev_name(&ec->dev)); |
1da177e4 LT |
539 | goto no_addr; |
540 | } | |
541 | ||
542 | s = strchr(cd.d.string, '('); | |
543 | if (s) { | |
544 | int i; | |
545 | ||
546 | for (i = 0; i < 6; i++) { | |
547 | addr[i] = simple_strtoul(s + 1, &s, 0x10); | |
548 | if (*s != (i == 5? ')' : ':')) | |
549 | break; | |
550 | } | |
551 | ||
552 | if (i == 6) | |
553 | return 0; | |
554 | } | |
555 | ||
556 | printk(KERN_ERR "%s: unable to parse MAC address: %s\n", | |
3f978704 | 557 | dev_name(&ec->dev), cd.d.string); |
1da177e4 LT |
558 | |
559 | no_addr: | |
560 | return -ENODEV; | |
561 | } | |
562 | ||
563 | /* | |
564 | * Create an ethernet address from the system serial number. | |
565 | */ | |
566 | static int __init etherm_addr(char *addr) | |
567 | { | |
568 | unsigned int serial; | |
569 | ||
570 | if (system_serial_low == 0 && system_serial_high == 0) | |
571 | return -ENODEV; | |
572 | ||
573 | serial = system_serial_low | system_serial_high; | |
574 | ||
575 | addr[0] = 0; | |
576 | addr[1] = 0; | |
577 | addr[2] = 0xa4; | |
578 | addr[3] = 0x10 + (serial >> 24); | |
579 | addr[4] = serial >> 16; | |
580 | addr[5] = serial >> 8; | |
581 | return 0; | |
582 | } | |
583 | ||
584 | static void etherh_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
585 | { | |
586 | strlcpy(info->driver, DRV_NAME, sizeof(info->driver)); | |
587 | strlcpy(info->version, DRV_VERSION, sizeof(info->version)); | |
3f978704 | 588 | strlcpy(info->bus_info, dev_name(dev->dev.parent), |
1da177e4 LT |
589 | sizeof(info->bus_info)); |
590 | } | |
591 | ||
592 | static int etherh_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
593 | { | |
594 | cmd->supported = etherh_priv(dev)->supported; | |
595 | cmd->speed = SPEED_10; | |
596 | cmd->duplex = DUPLEX_HALF; | |
597 | cmd->port = dev->if_port == IF_PORT_10BASET ? PORT_TP : PORT_BNC; | |
598 | cmd->autoneg = dev->flags & IFF_AUTOMEDIA ? AUTONEG_ENABLE : AUTONEG_DISABLE; | |
599 | return 0; | |
600 | } | |
601 | ||
602 | static int etherh_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
603 | { | |
604 | switch (cmd->autoneg) { | |
605 | case AUTONEG_ENABLE: | |
606 | dev->flags |= IFF_AUTOMEDIA; | |
607 | break; | |
608 | ||
609 | case AUTONEG_DISABLE: | |
610 | switch (cmd->port) { | |
611 | case PORT_TP: | |
612 | dev->if_port = IF_PORT_10BASET; | |
613 | break; | |
614 | ||
615 | case PORT_BNC: | |
616 | dev->if_port = IF_PORT_10BASE2; | |
617 | break; | |
618 | ||
619 | default: | |
620 | return -EINVAL; | |
621 | } | |
622 | dev->flags &= ~IFF_AUTOMEDIA; | |
623 | break; | |
624 | ||
625 | default: | |
626 | return -EINVAL; | |
627 | } | |
628 | ||
629 | etherh_setif(dev); | |
630 | ||
631 | return 0; | |
632 | } | |
633 | ||
7282d491 | 634 | static const struct ethtool_ops etherh_ethtool_ops = { |
1da177e4 LT |
635 | .get_settings = etherh_get_settings, |
636 | .set_settings = etherh_set_settings, | |
637 | .get_drvinfo = etherh_get_drvinfo, | |
638 | }; | |
639 | ||
b9a9b4b0 SH |
640 | static const struct net_device_ops etherh_netdev_ops = { |
641 | .ndo_open = etherh_open, | |
642 | .ndo_stop = etherh_close, | |
643 | .ndo_set_config = etherh_set_config, | |
644 | .ndo_start_xmit = ei_start_xmit, | |
645 | .ndo_tx_timeout = ei_tx_timeout, | |
646 | .ndo_get_stats = ei_get_stats, | |
647 | .ndo_set_multicast_list = ei_set_multicast_list, | |
648 | .ndo_validate_addr = eth_validate_addr, | |
fe96aaa1 | 649 | .ndo_set_mac_addr = eth_set_mac_addr, |
b9a9b4b0 SH |
650 | .ndo_change_mtu = eth_change_mtu, |
651 | #ifdef CONFIG_NET_POLL_CONTROLLER | |
652 | .ndo_poll_controller = ei_poll, | |
653 | #endif | |
654 | }; | |
655 | ||
1da177e4 LT |
656 | static u32 etherh_regoffsets[16]; |
657 | static u32 etherm_regoffsets[16]; | |
658 | ||
659 | static int __init | |
660 | etherh_probe(struct expansion_card *ec, const struct ecard_id *id) | |
661 | { | |
662 | const struct etherh_data *data = id->data; | |
663 | struct ei_device *ei_local; | |
664 | struct net_device *dev; | |
665 | struct etherh_priv *eh; | |
36149f02 | 666 | int ret; |
1da177e4 LT |
667 | |
668 | etherh_banner(); | |
669 | ||
670 | ret = ecard_request_resources(ec); | |
671 | if (ret) | |
672 | goto out; | |
673 | ||
6c3561b0 | 674 | dev = ____alloc_ei_netdev(sizeof(struct etherh_priv)); |
1da177e4 LT |
675 | if (!dev) { |
676 | ret = -ENOMEM; | |
677 | goto release; | |
678 | } | |
679 | ||
1da177e4 LT |
680 | SET_NETDEV_DEV(dev, &ec->dev); |
681 | ||
b9a9b4b0 | 682 | dev->netdev_ops = ðerh_netdev_ops; |
1da177e4 LT |
683 | dev->irq = ec->irq; |
684 | dev->ethtool_ops = ðerh_ethtool_ops; | |
685 | ||
686 | if (data->supported & SUPPORTED_Autoneg) | |
687 | dev->flags |= IFF_AUTOMEDIA; | |
688 | if (data->supported & SUPPORTED_TP) { | |
689 | dev->flags |= IFF_PORTSEL; | |
690 | dev->if_port = IF_PORT_10BASET; | |
691 | } else if (data->supported & SUPPORTED_BNC) { | |
692 | dev->flags |= IFF_PORTSEL; | |
693 | dev->if_port = IF_PORT_10BASE2; | |
694 | } else | |
695 | dev->if_port = IF_PORT_UNKNOWN; | |
696 | ||
697 | eh = etherh_priv(dev); | |
698 | eh->supported = data->supported; | |
699 | eh->ctrl = 0; | |
700 | eh->id = ec->cid.product; | |
10bdaaa0 | 701 | eh->memc = ecardm_iomap(ec, ECARD_RES_MEMC, 0, PAGE_SIZE); |
1da177e4 LT |
702 | if (!eh->memc) { |
703 | ret = -ENOMEM; | |
704 | goto free; | |
705 | } | |
706 | ||
707 | eh->ctrl_port = eh->memc; | |
708 | if (data->ctrl_ioc) { | |
10bdaaa0 | 709 | eh->ioc_fast = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, PAGE_SIZE); |
1da177e4 LT |
710 | if (!eh->ioc_fast) { |
711 | ret = -ENOMEM; | |
712 | goto free; | |
713 | } | |
714 | eh->ctrl_port = eh->ioc_fast; | |
715 | } | |
716 | ||
c7e78876 | 717 | dev->base_addr = (unsigned long)eh->memc + data->ns8390_offset; |
1da177e4 LT |
718 | eh->dma_base = eh->memc + data->dataport_offset; |
719 | eh->ctrl_port += data->ctrlport_offset; | |
720 | ||
721 | /* | |
722 | * IRQ and control port handling - only for non-NIC slot cards. | |
723 | */ | |
724 | if (ec->slot_no != 8) { | |
c7b87f3d | 725 | ecard_setirq(ec, ðerh_ops, eh); |
1da177e4 LT |
726 | } else { |
727 | /* | |
728 | * If we're in the NIC slot, make sure the IRQ is enabled | |
729 | */ | |
730 | etherh_set_ctrl(eh, ETHERH_CP_IE); | |
731 | } | |
732 | ||
733 | ei_local = netdev_priv(dev); | |
734 | spin_lock_init(&ei_local->page_lock); | |
735 | ||
736 | if (ec->cid.product == PROD_ANT_ETHERM) { | |
737 | etherm_addr(dev->dev_addr); | |
738 | ei_local->reg_offset = etherm_regoffsets; | |
739 | } else { | |
740 | etherh_addr(dev->dev_addr, ec); | |
741 | ei_local->reg_offset = etherh_regoffsets; | |
742 | } | |
743 | ||
744 | ei_local->name = dev->name; | |
745 | ei_local->word16 = 1; | |
746 | ei_local->tx_start_page = data->tx_start_page; | |
747 | ei_local->rx_start_page = ei_local->tx_start_page + TX_PAGES; | |
748 | ei_local->stop_page = data->stop_page; | |
749 | ei_local->reset_8390 = etherh_reset; | |
750 | ei_local->block_input = etherh_block_input; | |
751 | ei_local->block_output = etherh_block_output; | |
752 | ei_local->get_8390_hdr = etherh_get_header; | |
753 | ei_local->interface_num = 0; | |
754 | ||
755 | etherh_reset(dev); | |
6c3561b0 | 756 | __NS8390_init(dev, 0); |
1da177e4 LT |
757 | |
758 | ret = register_netdev(dev); | |
759 | if (ret) | |
760 | goto free; | |
761 | ||
e174961c JB |
762 | printk(KERN_INFO "%s: %s in slot %d, %pM\n", |
763 | dev->name, data->name, ec->slot_no, dev->dev_addr); | |
1da177e4 LT |
764 | |
765 | ecard_set_drvdata(ec, dev); | |
766 | ||
767 | return 0; | |
768 | ||
769 | free: | |
1da177e4 LT |
770 | free_netdev(dev); |
771 | release: | |
772 | ecard_release_resources(ec); | |
773 | out: | |
774 | return ret; | |
775 | } | |
776 | ||
777 | static void __devexit etherh_remove(struct expansion_card *ec) | |
778 | { | |
779 | struct net_device *dev = ecard_get_drvdata(ec); | |
1da177e4 LT |
780 | |
781 | ecard_set_drvdata(ec, NULL); | |
782 | ||
783 | unregister_netdev(dev); | |
1da177e4 | 784 | |
1da177e4 LT |
785 | free_netdev(dev); |
786 | ||
787 | ecard_release_resources(ec); | |
788 | } | |
789 | ||
790 | static struct etherh_data etherm_data = { | |
791 | .ns8390_offset = ETHERM_NS8390, | |
792 | .dataport_offset = ETHERM_NS8390 + ETHERM_DATAPORT, | |
793 | .ctrlport_offset = ETHERM_NS8390 + ETHERM_CTRLPORT, | |
794 | .name = "ANT EtherM", | |
795 | .supported = SUPPORTED_10baseT_Half, | |
796 | .tx_start_page = ETHERM_TX_START_PAGE, | |
797 | .stop_page = ETHERM_STOP_PAGE, | |
798 | }; | |
799 | ||
800 | static struct etherh_data etherlan500_data = { | |
801 | .ns8390_offset = ETHERH500_NS8390, | |
802 | .dataport_offset = ETHERH500_NS8390 + ETHERH500_DATAPORT, | |
803 | .ctrlport_offset = ETHERH500_CTRLPORT, | |
804 | .ctrl_ioc = 1, | |
805 | .name = "i3 EtherH 500", | |
806 | .supported = SUPPORTED_10baseT_Half, | |
807 | .tx_start_page = ETHERH_TX_START_PAGE, | |
808 | .stop_page = ETHERH_STOP_PAGE, | |
809 | }; | |
810 | ||
811 | static struct etherh_data etherlan600_data = { | |
812 | .ns8390_offset = ETHERH600_NS8390, | |
813 | .dataport_offset = ETHERH600_NS8390 + ETHERH600_DATAPORT, | |
814 | .ctrlport_offset = ETHERH600_NS8390 + ETHERH600_CTRLPORT, | |
815 | .name = "i3 EtherH 600", | |
816 | .supported = SUPPORTED_10baseT_Half | SUPPORTED_TP | SUPPORTED_BNC | SUPPORTED_Autoneg, | |
817 | .tx_start_page = ETHERH_TX_START_PAGE, | |
818 | .stop_page = ETHERH_STOP_PAGE, | |
819 | }; | |
820 | ||
821 | static struct etherh_data etherlan600a_data = { | |
822 | .ns8390_offset = ETHERH600_NS8390, | |
823 | .dataport_offset = ETHERH600_NS8390 + ETHERH600_DATAPORT, | |
824 | .ctrlport_offset = ETHERH600_NS8390 + ETHERH600_CTRLPORT, | |
825 | .name = "i3 EtherH 600A", | |
826 | .supported = SUPPORTED_10baseT_Half | SUPPORTED_TP | SUPPORTED_BNC | SUPPORTED_Autoneg, | |
827 | .tx_start_page = ETHERH_TX_START_PAGE, | |
828 | .stop_page = ETHERH_STOP_PAGE, | |
829 | }; | |
830 | ||
831 | static const struct ecard_id etherh_ids[] = { | |
832 | { MANU_ANT, PROD_ANT_ETHERM, ðerm_data }, | |
833 | { MANU_I3, PROD_I3_ETHERLAN500, ðerlan500_data }, | |
834 | { MANU_I3, PROD_I3_ETHERLAN600, ðerlan600_data }, | |
835 | { MANU_I3, PROD_I3_ETHERLAN600A, ðerlan600a_data }, | |
836 | { 0xffff, 0xffff } | |
837 | }; | |
838 | ||
839 | static struct ecard_driver etherh_driver = { | |
840 | .probe = etherh_probe, | |
841 | .remove = __devexit_p(etherh_remove), | |
842 | .id_table = etherh_ids, | |
843 | .drv = { | |
844 | .name = DRV_NAME, | |
845 | }, | |
846 | }; | |
847 | ||
848 | static int __init etherh_init(void) | |
849 | { | |
850 | int i; | |
851 | ||
852 | for (i = 0; i < 16; i++) { | |
853 | etherh_regoffsets[i] = i << 2; | |
854 | etherm_regoffsets[i] = i << 5; | |
855 | } | |
856 | ||
857 | return ecard_register_driver(ðerh_driver); | |
858 | } | |
859 | ||
860 | static void __exit etherh_exit(void) | |
861 | { | |
862 | ecard_remove_driver(ðerh_driver); | |
863 | } | |
864 | ||
865 | module_init(etherh_init); | |
866 | module_exit(etherh_exit); |