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> | |
1da177e4 LT |
36 | #include <linux/string.h> |
37 | #include <linux/errno.h> | |
38 | #include <linux/netdevice.h> | |
39 | #include <linux/etherdevice.h> | |
40 | #include <linux/ethtool.h> | |
41 | #include <linux/skbuff.h> | |
42 | #include <linux/delay.h> | |
43 | #include <linux/device.h> | |
44 | #include <linux/init.h> | |
45 | #include <linux/bitops.h> | |
ff5688ae | 46 | #include <linux/jiffies.h> |
1da177e4 LT |
47 | |
48 | #include <asm/system.h> | |
49 | #include <asm/ecard.h> | |
50 | #include <asm/io.h> | |
1da177e4 | 51 | |
6c3561b0 AV |
52 | #define EI_SHIFT(x) (ei_local->reg_offset[x]) |
53 | ||
b936889c AV |
54 | #define ei_inb(_p) readb((void __iomem *)_p) |
55 | #define ei_outb(_v,_p) writeb(_v,(void __iomem *)_p) | |
56 | #define ei_inb_p(_p) readb((void __iomem *)_p) | |
57 | #define ei_outb_p(_v,_p) writeb(_v,(void __iomem *)_p) | |
1da177e4 LT |
58 | |
59 | #define NET_DEBUG 0 | |
60 | #define DEBUG_INIT 2 | |
61 | ||
62 | #define DRV_NAME "etherh" | |
63 | #define DRV_VERSION "1.11" | |
64 | ||
6c3561b0 AV |
65 | static char version[] __initdata = |
66 | "EtherH/EtherM Driver (c) 2002-2004 Russell King " DRV_VERSION "\n"; | |
67 | ||
68 | #include "../lib8390.c" | |
69 | ||
1da177e4 LT |
70 | static unsigned int net_debug = NET_DEBUG; |
71 | ||
72 | struct etherh_priv { | |
73 | void __iomem *ioc_fast; | |
74 | void __iomem *memc; | |
75 | void __iomem *dma_base; | |
76 | unsigned int id; | |
77 | void __iomem *ctrl_port; | |
78 | unsigned char ctrl; | |
79 | u32 supported; | |
80 | }; | |
81 | ||
82 | struct etherh_data { | |
83 | unsigned long ns8390_offset; | |
84 | unsigned long dataport_offset; | |
85 | unsigned long ctrlport_offset; | |
86 | int ctrl_ioc; | |
87 | const char name[16]; | |
88 | u32 supported; | |
89 | unsigned char tx_start_page; | |
90 | unsigned char stop_page; | |
91 | }; | |
92 | ||
93 | MODULE_AUTHOR("Russell King"); | |
94 | MODULE_DESCRIPTION("EtherH/EtherM driver"); | |
95 | MODULE_LICENSE("GPL"); | |
96 | ||
1da177e4 LT |
97 | #define ETHERH500_DATAPORT 0x800 /* MEMC */ |
98 | #define ETHERH500_NS8390 0x000 /* MEMC */ | |
99 | #define ETHERH500_CTRLPORT 0x800 /* IOC */ | |
100 | ||
101 | #define ETHERH600_DATAPORT 0x040 /* MEMC */ | |
102 | #define ETHERH600_NS8390 0x800 /* MEMC */ | |
103 | #define ETHERH600_CTRLPORT 0x200 /* MEMC */ | |
104 | ||
105 | #define ETHERH_CP_IE 1 | |
106 | #define ETHERH_CP_IF 2 | |
107 | #define ETHERH_CP_HEARTBEAT 2 | |
108 | ||
109 | #define ETHERH_TX_START_PAGE 1 | |
110 | #define ETHERH_STOP_PAGE 127 | |
111 | ||
112 | /* | |
113 | * These came from CK/TEW | |
114 | */ | |
115 | #define ETHERM_DATAPORT 0x200 /* MEMC */ | |
116 | #define ETHERM_NS8390 0x800 /* MEMC */ | |
117 | #define ETHERM_CTRLPORT 0x23c /* MEMC */ | |
118 | ||
119 | #define ETHERM_TX_START_PAGE 64 | |
120 | #define ETHERM_STOP_PAGE 127 | |
121 | ||
122 | /* ------------------------------------------------------------------------ */ | |
123 | ||
124 | #define etherh_priv(dev) \ | |
125 | ((struct etherh_priv *)(((char *)netdev_priv(dev)) + sizeof(struct ei_device))) | |
126 | ||
127 | static inline void etherh_set_ctrl(struct etherh_priv *eh, unsigned char mask) | |
128 | { | |
129 | unsigned char ctrl = eh->ctrl | mask; | |
130 | eh->ctrl = ctrl; | |
131 | writeb(ctrl, eh->ctrl_port); | |
132 | } | |
133 | ||
134 | static inline void etherh_clr_ctrl(struct etherh_priv *eh, unsigned char mask) | |
135 | { | |
136 | unsigned char ctrl = eh->ctrl & ~mask; | |
137 | eh->ctrl = ctrl; | |
138 | writeb(ctrl, eh->ctrl_port); | |
139 | } | |
140 | ||
141 | static inline unsigned int etherh_get_stat(struct etherh_priv *eh) | |
142 | { | |
143 | return readb(eh->ctrl_port); | |
144 | } | |
145 | ||
146 | ||
147 | ||
148 | ||
149 | static void etherh_irq_enable(ecard_t *ec, int irqnr) | |
150 | { | |
151 | struct etherh_priv *eh = ec->irq_data; | |
152 | ||
153 | etherh_set_ctrl(eh, ETHERH_CP_IE); | |
154 | } | |
155 | ||
156 | static void etherh_irq_disable(ecard_t *ec, int irqnr) | |
157 | { | |
158 | struct etherh_priv *eh = ec->irq_data; | |
159 | ||
160 | etherh_clr_ctrl(eh, ETHERH_CP_IE); | |
161 | } | |
162 | ||
163 | static expansioncard_ops_t etherh_ops = { | |
164 | .irqenable = etherh_irq_enable, | |
165 | .irqdisable = etherh_irq_disable, | |
166 | }; | |
167 | ||
168 | ||
169 | ||
170 | ||
171 | static void | |
172 | etherh_setif(struct net_device *dev) | |
173 | { | |
174 | struct ei_device *ei_local = netdev_priv(dev); | |
175 | unsigned long flags; | |
176 | void __iomem *addr; | |
177 | ||
178 | local_irq_save(flags); | |
179 | ||
180 | /* set the interface type */ | |
181 | switch (etherh_priv(dev)->id) { | |
182 | case PROD_I3_ETHERLAN600: | |
183 | case PROD_I3_ETHERLAN600A: | |
b936889c | 184 | addr = (void __iomem *)dev->base_addr + EN0_RCNTHI; |
1da177e4 LT |
185 | |
186 | switch (dev->if_port) { | |
187 | case IF_PORT_10BASE2: | |
188 | writeb((readb(addr) & 0xf8) | 1, addr); | |
189 | break; | |
190 | case IF_PORT_10BASET: | |
191 | writeb((readb(addr) & 0xf8), addr); | |
192 | break; | |
193 | } | |
194 | break; | |
195 | ||
196 | case PROD_I3_ETHERLAN500: | |
197 | switch (dev->if_port) { | |
198 | case IF_PORT_10BASE2: | |
199 | etherh_clr_ctrl(etherh_priv(dev), ETHERH_CP_IF); | |
200 | break; | |
201 | ||
202 | case IF_PORT_10BASET: | |
203 | etherh_set_ctrl(etherh_priv(dev), ETHERH_CP_IF); | |
204 | break; | |
205 | } | |
206 | break; | |
207 | ||
208 | default: | |
209 | break; | |
210 | } | |
211 | ||
212 | local_irq_restore(flags); | |
213 | } | |
214 | ||
215 | static int | |
216 | etherh_getifstat(struct net_device *dev) | |
217 | { | |
218 | struct ei_device *ei_local = netdev_priv(dev); | |
219 | void __iomem *addr; | |
220 | int stat = 0; | |
221 | ||
222 | switch (etherh_priv(dev)->id) { | |
223 | case PROD_I3_ETHERLAN600: | |
224 | case PROD_I3_ETHERLAN600A: | |
b936889c | 225 | addr = (void __iomem *)dev->base_addr + EN0_RCNTHI; |
1da177e4 LT |
226 | switch (dev->if_port) { |
227 | case IF_PORT_10BASE2: | |
228 | stat = 1; | |
229 | break; | |
230 | case IF_PORT_10BASET: | |
231 | stat = readb(addr) & 4; | |
232 | break; | |
233 | } | |
234 | break; | |
235 | ||
236 | case PROD_I3_ETHERLAN500: | |
237 | switch (dev->if_port) { | |
238 | case IF_PORT_10BASE2: | |
239 | stat = 1; | |
240 | break; | |
241 | case IF_PORT_10BASET: | |
242 | stat = etherh_get_stat(etherh_priv(dev)) & ETHERH_CP_HEARTBEAT; | |
243 | break; | |
244 | } | |
245 | break; | |
246 | ||
247 | default: | |
248 | stat = 0; | |
249 | break; | |
250 | } | |
251 | ||
252 | return stat != 0; | |
253 | } | |
254 | ||
255 | /* | |
256 | * Configure the interface. Note that we ignore the other | |
257 | * parts of ifmap, since its mostly meaningless for this driver. | |
258 | */ | |
259 | static int etherh_set_config(struct net_device *dev, struct ifmap *map) | |
260 | { | |
261 | switch (map->port) { | |
262 | case IF_PORT_10BASE2: | |
263 | case IF_PORT_10BASET: | |
264 | /* | |
265 | * If the user explicitly sets the interface | |
266 | * media type, turn off automedia detection. | |
267 | */ | |
268 | dev->flags &= ~IFF_AUTOMEDIA; | |
269 | dev->if_port = map->port; | |
270 | break; | |
271 | ||
272 | default: | |
273 | return -EINVAL; | |
274 | } | |
275 | ||
276 | etherh_setif(dev); | |
277 | ||
278 | return 0; | |
279 | } | |
280 | ||
281 | /* | |
282 | * Reset the 8390 (hard reset). Note that we can't actually do this. | |
283 | */ | |
284 | static void | |
285 | etherh_reset(struct net_device *dev) | |
286 | { | |
287 | struct ei_device *ei_local = netdev_priv(dev); | |
b936889c | 288 | void __iomem *addr = (void __iomem *)dev->base_addr; |
1da177e4 LT |
289 | |
290 | writeb(E8390_NODMA+E8390_PAGE0+E8390_STOP, addr); | |
291 | ||
292 | /* | |
293 | * See if we need to change the interface type. | |
294 | * Note that we use 'interface_num' as a flag | |
295 | * to indicate that we need to change the media. | |
296 | */ | |
297 | if (dev->flags & IFF_AUTOMEDIA && ei_local->interface_num) { | |
298 | ei_local->interface_num = 0; | |
299 | ||
300 | if (dev->if_port == IF_PORT_10BASET) | |
301 | dev->if_port = IF_PORT_10BASE2; | |
302 | else | |
303 | dev->if_port = IF_PORT_10BASET; | |
304 | ||
305 | etherh_setif(dev); | |
306 | } | |
307 | } | |
308 | ||
309 | /* | |
310 | * Write a block of data out to the 8390 | |
311 | */ | |
312 | static void | |
313 | etherh_block_output (struct net_device *dev, int count, const unsigned char *buf, int start_page) | |
314 | { | |
315 | struct ei_device *ei_local = netdev_priv(dev); | |
316 | unsigned long dma_start; | |
317 | void __iomem *dma_base, *addr; | |
318 | ||
319 | if (ei_local->dmaing) { | |
320 | printk(KERN_ERR "%s: DMAing conflict in etherh_block_input: " | |
321 | " DMAstat %d irqlock %d\n", dev->name, | |
322 | ei_local->dmaing, ei_local->irqlock); | |
323 | return; | |
324 | } | |
325 | ||
326 | /* | |
327 | * Make sure we have a round number of bytes if we're in word mode. | |
328 | */ | |
329 | if (count & 1 && ei_local->word16) | |
330 | count++; | |
331 | ||
332 | ei_local->dmaing = 1; | |
333 | ||
b936889c | 334 | addr = (void __iomem *)dev->base_addr; |
1da177e4 LT |
335 | dma_base = etherh_priv(dev)->dma_base; |
336 | ||
337 | count = (count + 1) & ~1; | |
338 | writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD); | |
339 | ||
340 | writeb (0x42, addr + EN0_RCNTLO); | |
341 | writeb (0x00, addr + EN0_RCNTHI); | |
342 | writeb (0x42, addr + EN0_RSARLO); | |
343 | writeb (0x00, addr + EN0_RSARHI); | |
344 | writeb (E8390_RREAD | E8390_START, addr + E8390_CMD); | |
345 | ||
346 | udelay (1); | |
347 | ||
348 | writeb (ENISR_RDC, addr + EN0_ISR); | |
349 | writeb (count, addr + EN0_RCNTLO); | |
350 | writeb (count >> 8, addr + EN0_RCNTHI); | |
351 | writeb (0, addr + EN0_RSARLO); | |
352 | writeb (start_page, addr + EN0_RSARHI); | |
353 | writeb (E8390_RWRITE | E8390_START, addr + E8390_CMD); | |
354 | ||
355 | if (ei_local->word16) | |
356 | writesw (dma_base, buf, count >> 1); | |
357 | else | |
358 | writesb (dma_base, buf, count); | |
359 | ||
360 | dma_start = jiffies; | |
361 | ||
362 | while ((readb (addr + EN0_ISR) & ENISR_RDC) == 0) | |
ff5688ae | 363 | if (time_after(jiffies, dma_start + 2*HZ/100)) { /* 20ms */ |
1da177e4 LT |
364 | printk(KERN_ERR "%s: timeout waiting for TX RDC\n", |
365 | dev->name); | |
366 | etherh_reset (dev); | |
6c3561b0 | 367 | __NS8390_init (dev, 1); |
1da177e4 LT |
368 | break; |
369 | } | |
370 | ||
371 | writeb (ENISR_RDC, addr + EN0_ISR); | |
372 | ei_local->dmaing = 0; | |
373 | } | |
374 | ||
375 | /* | |
376 | * Read a block of data from the 8390 | |
377 | */ | |
378 | static void | |
379 | etherh_block_input (struct net_device *dev, int count, struct sk_buff *skb, int ring_offset) | |
380 | { | |
381 | struct ei_device *ei_local = netdev_priv(dev); | |
382 | unsigned char *buf; | |
383 | void __iomem *dma_base, *addr; | |
384 | ||
385 | if (ei_local->dmaing) { | |
386 | printk(KERN_ERR "%s: DMAing conflict in etherh_block_input: " | |
387 | " DMAstat %d irqlock %d\n", dev->name, | |
388 | ei_local->dmaing, ei_local->irqlock); | |
389 | return; | |
390 | } | |
391 | ||
392 | ei_local->dmaing = 1; | |
393 | ||
b936889c | 394 | addr = (void __iomem *)dev->base_addr; |
1da177e4 LT |
395 | dma_base = etherh_priv(dev)->dma_base; |
396 | ||
397 | buf = skb->data; | |
398 | writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD); | |
399 | writeb (count, addr + EN0_RCNTLO); | |
400 | writeb (count >> 8, addr + EN0_RCNTHI); | |
401 | writeb (ring_offset, addr + EN0_RSARLO); | |
402 | writeb (ring_offset >> 8, addr + EN0_RSARHI); | |
403 | writeb (E8390_RREAD | E8390_START, addr + E8390_CMD); | |
404 | ||
405 | if (ei_local->word16) { | |
406 | readsw (dma_base, buf, count >> 1); | |
407 | if (count & 1) | |
408 | buf[count - 1] = readb (dma_base); | |
409 | } else | |
410 | readsb (dma_base, buf, count); | |
411 | ||
412 | writeb (ENISR_RDC, addr + EN0_ISR); | |
413 | ei_local->dmaing = 0; | |
414 | } | |
415 | ||
416 | /* | |
417 | * Read a header from the 8390 | |
418 | */ | |
419 | static void | |
420 | etherh_get_header (struct net_device *dev, struct e8390_pkt_hdr *hdr, int ring_page) | |
421 | { | |
422 | struct ei_device *ei_local = netdev_priv(dev); | |
423 | void __iomem *dma_base, *addr; | |
424 | ||
425 | if (ei_local->dmaing) { | |
426 | printk(KERN_ERR "%s: DMAing conflict in etherh_get_header: " | |
427 | " DMAstat %d irqlock %d\n", dev->name, | |
428 | ei_local->dmaing, ei_local->irqlock); | |
429 | return; | |
430 | } | |
431 | ||
432 | ei_local->dmaing = 1; | |
433 | ||
b936889c | 434 | addr = (void __iomem *)dev->base_addr; |
1da177e4 LT |
435 | dma_base = etherh_priv(dev)->dma_base; |
436 | ||
437 | writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD); | |
438 | writeb (sizeof (*hdr), addr + EN0_RCNTLO); | |
439 | writeb (0, addr + EN0_RCNTHI); | |
440 | writeb (0, addr + EN0_RSARLO); | |
441 | writeb (ring_page, addr + EN0_RSARHI); | |
442 | writeb (E8390_RREAD | E8390_START, addr + E8390_CMD); | |
443 | ||
444 | if (ei_local->word16) | |
445 | readsw (dma_base, hdr, sizeof (*hdr) >> 1); | |
446 | else | |
447 | readsb (dma_base, hdr, sizeof (*hdr)); | |
448 | ||
449 | writeb (ENISR_RDC, addr + EN0_ISR); | |
450 | ei_local->dmaing = 0; | |
451 | } | |
452 | ||
453 | /* | |
454 | * Open/initialize the board. This is called (in the current kernel) | |
455 | * sometime after booting when the 'ifconfig' program is run. | |
456 | * | |
457 | * This routine should set everything up anew at each open, even | |
458 | * registers that "should" only need to be set once at boot, so that | |
459 | * there is non-reboot way to recover if something goes wrong. | |
460 | */ | |
461 | static int | |
462 | etherh_open(struct net_device *dev) | |
463 | { | |
464 | struct ei_device *ei_local = netdev_priv(dev); | |
465 | ||
466 | if (!is_valid_ether_addr(dev->dev_addr)) { | |
467 | printk(KERN_WARNING "%s: invalid ethernet MAC address\n", | |
468 | dev->name); | |
469 | return -EINVAL; | |
470 | } | |
471 | ||
6c3561b0 | 472 | if (request_irq(dev->irq, __ei_interrupt, 0, dev->name, dev)) |
1da177e4 LT |
473 | return -EAGAIN; |
474 | ||
475 | /* | |
476 | * Make sure that we aren't going to change the | |
477 | * media type on the next reset - we are about to | |
478 | * do automedia manually now. | |
479 | */ | |
480 | ei_local->interface_num = 0; | |
481 | ||
482 | /* | |
483 | * If we are doing automedia detection, do it now. | |
484 | * This is more reliable than the 8390's detection. | |
485 | */ | |
486 | if (dev->flags & IFF_AUTOMEDIA) { | |
487 | dev->if_port = IF_PORT_10BASET; | |
488 | etherh_setif(dev); | |
489 | mdelay(1); | |
490 | if (!etherh_getifstat(dev)) { | |
491 | dev->if_port = IF_PORT_10BASE2; | |
492 | etherh_setif(dev); | |
493 | } | |
494 | } else | |
495 | etherh_setif(dev); | |
496 | ||
497 | etherh_reset(dev); | |
6c3561b0 | 498 | __ei_open(dev); |
1da177e4 LT |
499 | |
500 | return 0; | |
501 | } | |
502 | ||
503 | /* | |
504 | * The inverse routine to etherh_open(). | |
505 | */ | |
506 | static int | |
507 | etherh_close(struct net_device *dev) | |
508 | { | |
6c3561b0 | 509 | __ei_close (dev); |
1da177e4 LT |
510 | free_irq (dev->irq, dev); |
511 | return 0; | |
512 | } | |
513 | ||
514 | /* | |
515 | * Initialisation | |
516 | */ | |
517 | ||
518 | static void __init etherh_banner(void) | |
519 | { | |
520 | static int version_printed; | |
521 | ||
522 | if (net_debug && version_printed++ == 0) | |
523 | printk(KERN_INFO "%s", version); | |
524 | } | |
525 | ||
526 | /* | |
527 | * Read the ethernet address string from the on board rom. | |
528 | * This is an ascii string... | |
529 | */ | |
530 | static int __init etherh_addr(char *addr, struct expansion_card *ec) | |
531 | { | |
532 | struct in_chunk_dir cd; | |
533 | char *s; | |
534 | ||
535 | if (!ecard_readchunk(&cd, ec, 0xf5, 0)) { | |
536 | printk(KERN_ERR "%s: unable to read podule description string\n", | |
3f978704 | 537 | dev_name(&ec->dev)); |
1da177e4 LT |
538 | goto no_addr; |
539 | } | |
540 | ||
541 | s = strchr(cd.d.string, '('); | |
542 | if (s) { | |
543 | int i; | |
544 | ||
545 | for (i = 0; i < 6; i++) { | |
546 | addr[i] = simple_strtoul(s + 1, &s, 0x10); | |
547 | if (*s != (i == 5? ')' : ':')) | |
548 | break; | |
549 | } | |
550 | ||
551 | if (i == 6) | |
552 | return 0; | |
553 | } | |
554 | ||
555 | printk(KERN_ERR "%s: unable to parse MAC address: %s\n", | |
3f978704 | 556 | dev_name(&ec->dev), cd.d.string); |
1da177e4 LT |
557 | |
558 | no_addr: | |
559 | return -ENODEV; | |
560 | } | |
561 | ||
562 | /* | |
563 | * Create an ethernet address from the system serial number. | |
564 | */ | |
565 | static int __init etherm_addr(char *addr) | |
566 | { | |
567 | unsigned int serial; | |
568 | ||
569 | if (system_serial_low == 0 && system_serial_high == 0) | |
570 | return -ENODEV; | |
571 | ||
572 | serial = system_serial_low | system_serial_high; | |
573 | ||
574 | addr[0] = 0; | |
575 | addr[1] = 0; | |
576 | addr[2] = 0xa4; | |
577 | addr[3] = 0x10 + (serial >> 24); | |
578 | addr[4] = serial >> 16; | |
579 | addr[5] = serial >> 8; | |
580 | return 0; | |
581 | } | |
582 | ||
583 | static void etherh_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
584 | { | |
585 | strlcpy(info->driver, DRV_NAME, sizeof(info->driver)); | |
586 | strlcpy(info->version, DRV_VERSION, sizeof(info->version)); | |
3f978704 | 587 | strlcpy(info->bus_info, dev_name(dev->dev.parent), |
1da177e4 LT |
588 | sizeof(info->bus_info)); |
589 | } | |
590 | ||
591 | static int etherh_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
592 | { | |
593 | cmd->supported = etherh_priv(dev)->supported; | |
594 | cmd->speed = SPEED_10; | |
595 | cmd->duplex = DUPLEX_HALF; | |
596 | cmd->port = dev->if_port == IF_PORT_10BASET ? PORT_TP : PORT_BNC; | |
597 | cmd->autoneg = dev->flags & IFF_AUTOMEDIA ? AUTONEG_ENABLE : AUTONEG_DISABLE; | |
598 | return 0; | |
599 | } | |
600 | ||
601 | static int etherh_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
602 | { | |
603 | switch (cmd->autoneg) { | |
604 | case AUTONEG_ENABLE: | |
605 | dev->flags |= IFF_AUTOMEDIA; | |
606 | break; | |
607 | ||
608 | case AUTONEG_DISABLE: | |
609 | switch (cmd->port) { | |
610 | case PORT_TP: | |
611 | dev->if_port = IF_PORT_10BASET; | |
612 | break; | |
613 | ||
614 | case PORT_BNC: | |
615 | dev->if_port = IF_PORT_10BASE2; | |
616 | break; | |
617 | ||
618 | default: | |
619 | return -EINVAL; | |
620 | } | |
621 | dev->flags &= ~IFF_AUTOMEDIA; | |
622 | break; | |
623 | ||
624 | default: | |
625 | return -EINVAL; | |
626 | } | |
627 | ||
628 | etherh_setif(dev); | |
629 | ||
630 | return 0; | |
631 | } | |
632 | ||
7282d491 | 633 | static const struct ethtool_ops etherh_ethtool_ops = { |
1da177e4 LT |
634 | .get_settings = etherh_get_settings, |
635 | .set_settings = etherh_set_settings, | |
636 | .get_drvinfo = etherh_get_drvinfo, | |
637 | }; | |
638 | ||
b9a9b4b0 SH |
639 | static const struct net_device_ops etherh_netdev_ops = { |
640 | .ndo_open = etherh_open, | |
641 | .ndo_stop = etherh_close, | |
642 | .ndo_set_config = etherh_set_config, | |
8cfd9e92 RK |
643 | .ndo_start_xmit = __ei_start_xmit, |
644 | .ndo_tx_timeout = __ei_tx_timeout, | |
645 | .ndo_get_stats = __ei_get_stats, | |
646 | .ndo_set_multicast_list = __ei_set_multicast_list, | |
b9a9b4b0 | 647 | .ndo_validate_addr = eth_validate_addr, |
a71558d0 | 648 | .ndo_set_mac_address = eth_mac_addr, |
b9a9b4b0 SH |
649 | .ndo_change_mtu = eth_change_mtu, |
650 | #ifdef CONFIG_NET_POLL_CONTROLLER | |
8cfd9e92 | 651 | .ndo_poll_controller = __ei_poll, |
b9a9b4b0 SH |
652 | #endif |
653 | }; | |
654 | ||
1da177e4 LT |
655 | static u32 etherh_regoffsets[16]; |
656 | static u32 etherm_regoffsets[16]; | |
657 | ||
658 | static int __init | |
659 | etherh_probe(struct expansion_card *ec, const struct ecard_id *id) | |
660 | { | |
661 | const struct etherh_data *data = id->data; | |
662 | struct ei_device *ei_local; | |
663 | struct net_device *dev; | |
664 | struct etherh_priv *eh; | |
36149f02 | 665 | int ret; |
1da177e4 LT |
666 | |
667 | etherh_banner(); | |
668 | ||
669 | ret = ecard_request_resources(ec); | |
670 | if (ret) | |
671 | goto out; | |
672 | ||
6c3561b0 | 673 | dev = ____alloc_ei_netdev(sizeof(struct etherh_priv)); |
1da177e4 LT |
674 | if (!dev) { |
675 | ret = -ENOMEM; | |
676 | goto release; | |
677 | } | |
678 | ||
1da177e4 LT |
679 | SET_NETDEV_DEV(dev, &ec->dev); |
680 | ||
b9a9b4b0 | 681 | dev->netdev_ops = ðerh_netdev_ops; |
1da177e4 LT |
682 | dev->irq = ec->irq; |
683 | dev->ethtool_ops = ðerh_ethtool_ops; | |
684 | ||
685 | if (data->supported & SUPPORTED_Autoneg) | |
686 | dev->flags |= IFF_AUTOMEDIA; | |
687 | if (data->supported & SUPPORTED_TP) { | |
688 | dev->flags |= IFF_PORTSEL; | |
689 | dev->if_port = IF_PORT_10BASET; | |
690 | } else if (data->supported & SUPPORTED_BNC) { | |
691 | dev->flags |= IFF_PORTSEL; | |
692 | dev->if_port = IF_PORT_10BASE2; | |
693 | } else | |
694 | dev->if_port = IF_PORT_UNKNOWN; | |
695 | ||
696 | eh = etherh_priv(dev); | |
697 | eh->supported = data->supported; | |
698 | eh->ctrl = 0; | |
699 | eh->id = ec->cid.product; | |
10bdaaa0 | 700 | eh->memc = ecardm_iomap(ec, ECARD_RES_MEMC, 0, PAGE_SIZE); |
1da177e4 LT |
701 | if (!eh->memc) { |
702 | ret = -ENOMEM; | |
703 | goto free; | |
704 | } | |
705 | ||
706 | eh->ctrl_port = eh->memc; | |
707 | if (data->ctrl_ioc) { | |
10bdaaa0 | 708 | eh->ioc_fast = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, PAGE_SIZE); |
1da177e4 LT |
709 | if (!eh->ioc_fast) { |
710 | ret = -ENOMEM; | |
711 | goto free; | |
712 | } | |
713 | eh->ctrl_port = eh->ioc_fast; | |
714 | } | |
715 | ||
c7e78876 | 716 | dev->base_addr = (unsigned long)eh->memc + data->ns8390_offset; |
1da177e4 LT |
717 | eh->dma_base = eh->memc + data->dataport_offset; |
718 | eh->ctrl_port += data->ctrlport_offset; | |
719 | ||
720 | /* | |
721 | * IRQ and control port handling - only for non-NIC slot cards. | |
722 | */ | |
723 | if (ec->slot_no != 8) { | |
c7b87f3d | 724 | ecard_setirq(ec, ðerh_ops, eh); |
1da177e4 LT |
725 | } else { |
726 | /* | |
727 | * If we're in the NIC slot, make sure the IRQ is enabled | |
728 | */ | |
729 | etherh_set_ctrl(eh, ETHERH_CP_IE); | |
730 | } | |
731 | ||
732 | ei_local = netdev_priv(dev); | |
733 | spin_lock_init(&ei_local->page_lock); | |
734 | ||
735 | if (ec->cid.product == PROD_ANT_ETHERM) { | |
736 | etherm_addr(dev->dev_addr); | |
737 | ei_local->reg_offset = etherm_regoffsets; | |
738 | } else { | |
739 | etherh_addr(dev->dev_addr, ec); | |
740 | ei_local->reg_offset = etherh_regoffsets; | |
741 | } | |
742 | ||
743 | ei_local->name = dev->name; | |
744 | ei_local->word16 = 1; | |
745 | ei_local->tx_start_page = data->tx_start_page; | |
746 | ei_local->rx_start_page = ei_local->tx_start_page + TX_PAGES; | |
747 | ei_local->stop_page = data->stop_page; | |
748 | ei_local->reset_8390 = etherh_reset; | |
749 | ei_local->block_input = etherh_block_input; | |
750 | ei_local->block_output = etherh_block_output; | |
751 | ei_local->get_8390_hdr = etherh_get_header; | |
752 | ei_local->interface_num = 0; | |
753 | ||
754 | etherh_reset(dev); | |
6c3561b0 | 755 | __NS8390_init(dev, 0); |
1da177e4 LT |
756 | |
757 | ret = register_netdev(dev); | |
758 | if (ret) | |
759 | goto free; | |
760 | ||
e174961c JB |
761 | printk(KERN_INFO "%s: %s in slot %d, %pM\n", |
762 | dev->name, data->name, ec->slot_no, dev->dev_addr); | |
1da177e4 LT |
763 | |
764 | ecard_set_drvdata(ec, dev); | |
765 | ||
766 | return 0; | |
767 | ||
768 | free: | |
1da177e4 LT |
769 | free_netdev(dev); |
770 | release: | |
771 | ecard_release_resources(ec); | |
772 | out: | |
773 | return ret; | |
774 | } | |
775 | ||
776 | static void __devexit etherh_remove(struct expansion_card *ec) | |
777 | { | |
778 | struct net_device *dev = ecard_get_drvdata(ec); | |
1da177e4 LT |
779 | |
780 | ecard_set_drvdata(ec, NULL); | |
781 | ||
782 | unregister_netdev(dev); | |
1da177e4 | 783 | |
1da177e4 LT |
784 | free_netdev(dev); |
785 | ||
786 | ecard_release_resources(ec); | |
787 | } | |
788 | ||
789 | static struct etherh_data etherm_data = { | |
790 | .ns8390_offset = ETHERM_NS8390, | |
791 | .dataport_offset = ETHERM_NS8390 + ETHERM_DATAPORT, | |
792 | .ctrlport_offset = ETHERM_NS8390 + ETHERM_CTRLPORT, | |
793 | .name = "ANT EtherM", | |
794 | .supported = SUPPORTED_10baseT_Half, | |
795 | .tx_start_page = ETHERM_TX_START_PAGE, | |
796 | .stop_page = ETHERM_STOP_PAGE, | |
797 | }; | |
798 | ||
799 | static struct etherh_data etherlan500_data = { | |
800 | .ns8390_offset = ETHERH500_NS8390, | |
801 | .dataport_offset = ETHERH500_NS8390 + ETHERH500_DATAPORT, | |
802 | .ctrlport_offset = ETHERH500_CTRLPORT, | |
803 | .ctrl_ioc = 1, | |
804 | .name = "i3 EtherH 500", | |
805 | .supported = SUPPORTED_10baseT_Half, | |
806 | .tx_start_page = ETHERH_TX_START_PAGE, | |
807 | .stop_page = ETHERH_STOP_PAGE, | |
808 | }; | |
809 | ||
810 | static struct etherh_data etherlan600_data = { | |
811 | .ns8390_offset = ETHERH600_NS8390, | |
812 | .dataport_offset = ETHERH600_NS8390 + ETHERH600_DATAPORT, | |
813 | .ctrlport_offset = ETHERH600_NS8390 + ETHERH600_CTRLPORT, | |
814 | .name = "i3 EtherH 600", | |
815 | .supported = SUPPORTED_10baseT_Half | SUPPORTED_TP | SUPPORTED_BNC | SUPPORTED_Autoneg, | |
816 | .tx_start_page = ETHERH_TX_START_PAGE, | |
817 | .stop_page = ETHERH_STOP_PAGE, | |
818 | }; | |
819 | ||
820 | static struct etherh_data etherlan600a_data = { | |
821 | .ns8390_offset = ETHERH600_NS8390, | |
822 | .dataport_offset = ETHERH600_NS8390 + ETHERH600_DATAPORT, | |
823 | .ctrlport_offset = ETHERH600_NS8390 + ETHERH600_CTRLPORT, | |
824 | .name = "i3 EtherH 600A", | |
825 | .supported = SUPPORTED_10baseT_Half | SUPPORTED_TP | SUPPORTED_BNC | SUPPORTED_Autoneg, | |
826 | .tx_start_page = ETHERH_TX_START_PAGE, | |
827 | .stop_page = ETHERH_STOP_PAGE, | |
828 | }; | |
829 | ||
830 | static const struct ecard_id etherh_ids[] = { | |
831 | { MANU_ANT, PROD_ANT_ETHERM, ðerm_data }, | |
832 | { MANU_I3, PROD_I3_ETHERLAN500, ðerlan500_data }, | |
833 | { MANU_I3, PROD_I3_ETHERLAN600, ðerlan600_data }, | |
834 | { MANU_I3, PROD_I3_ETHERLAN600A, ðerlan600a_data }, | |
835 | { 0xffff, 0xffff } | |
836 | }; | |
837 | ||
838 | static struct ecard_driver etherh_driver = { | |
839 | .probe = etherh_probe, | |
840 | .remove = __devexit_p(etherh_remove), | |
841 | .id_table = etherh_ids, | |
842 | .drv = { | |
843 | .name = DRV_NAME, | |
844 | }, | |
845 | }; | |
846 | ||
847 | static int __init etherh_init(void) | |
848 | { | |
849 | int i; | |
850 | ||
851 | for (i = 0; i < 16; i++) { | |
852 | etherh_regoffsets[i] = i << 2; | |
853 | etherm_regoffsets[i] = i << 5; | |
854 | } | |
855 | ||
856 | return ecard_register_driver(ðerh_driver); | |
857 | } | |
858 | ||
859 | static void __exit etherh_exit(void) | |
860 | { | |
861 | ecard_remove_driver(ðerh_driver); | |
862 | } | |
863 | ||
864 | module_init(etherh_init); | |
865 | module_exit(etherh_exit); |