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 | 47 | |
1da177e4 LT |
48 | #include <asm/ecard.h> |
49 | #include <asm/io.h> | |
9f97da78 | 50 | #include <asm/system_info.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 | 58 | |
1da177e4 LT |
59 | #define DRV_NAME "etherh" |
60 | #define DRV_VERSION "1.11" | |
61 | ||
335802d1 | 62 | static char version[] = |
6c3561b0 AV |
63 | "EtherH/EtherM Driver (c) 2002-2004 Russell King " DRV_VERSION "\n"; |
64 | ||
644570b8 | 65 | #include "lib8390.c" |
6c3561b0 | 66 | |
c45f812f | 67 | static u32 etherh_msg_enable; |
1da177e4 LT |
68 | |
69 | struct etherh_priv { | |
70 | void __iomem *ioc_fast; | |
71 | void __iomem *memc; | |
72 | void __iomem *dma_base; | |
73 | unsigned int id; | |
74 | void __iomem *ctrl_port; | |
75 | unsigned char ctrl; | |
76 | u32 supported; | |
77 | }; | |
78 | ||
79 | struct etherh_data { | |
80 | unsigned long ns8390_offset; | |
81 | unsigned long dataport_offset; | |
82 | unsigned long ctrlport_offset; | |
83 | int ctrl_ioc; | |
84 | const char name[16]; | |
85 | u32 supported; | |
86 | unsigned char tx_start_page; | |
87 | unsigned char stop_page; | |
88 | }; | |
89 | ||
90 | MODULE_AUTHOR("Russell King"); | |
91 | MODULE_DESCRIPTION("EtherH/EtherM driver"); | |
92 | MODULE_LICENSE("GPL"); | |
93 | ||
1da177e4 LT |
94 | #define ETHERH500_DATAPORT 0x800 /* MEMC */ |
95 | #define ETHERH500_NS8390 0x000 /* MEMC */ | |
96 | #define ETHERH500_CTRLPORT 0x800 /* IOC */ | |
97 | ||
98 | #define ETHERH600_DATAPORT 0x040 /* MEMC */ | |
99 | #define ETHERH600_NS8390 0x800 /* MEMC */ | |
100 | #define ETHERH600_CTRLPORT 0x200 /* MEMC */ | |
101 | ||
102 | #define ETHERH_CP_IE 1 | |
103 | #define ETHERH_CP_IF 2 | |
104 | #define ETHERH_CP_HEARTBEAT 2 | |
105 | ||
106 | #define ETHERH_TX_START_PAGE 1 | |
107 | #define ETHERH_STOP_PAGE 127 | |
108 | ||
109 | /* | |
110 | * These came from CK/TEW | |
111 | */ | |
112 | #define ETHERM_DATAPORT 0x200 /* MEMC */ | |
113 | #define ETHERM_NS8390 0x800 /* MEMC */ | |
114 | #define ETHERM_CTRLPORT 0x23c /* MEMC */ | |
115 | ||
116 | #define ETHERM_TX_START_PAGE 64 | |
117 | #define ETHERM_STOP_PAGE 127 | |
118 | ||
119 | /* ------------------------------------------------------------------------ */ | |
120 | ||
121 | #define etherh_priv(dev) \ | |
122 | ((struct etherh_priv *)(((char *)netdev_priv(dev)) + sizeof(struct ei_device))) | |
123 | ||
124 | static inline void etherh_set_ctrl(struct etherh_priv *eh, unsigned char mask) | |
125 | { | |
126 | unsigned char ctrl = eh->ctrl | mask; | |
127 | eh->ctrl = ctrl; | |
128 | writeb(ctrl, eh->ctrl_port); | |
129 | } | |
130 | ||
131 | static inline void etherh_clr_ctrl(struct etherh_priv *eh, unsigned char mask) | |
132 | { | |
133 | unsigned char ctrl = eh->ctrl & ~mask; | |
134 | eh->ctrl = ctrl; | |
135 | writeb(ctrl, eh->ctrl_port); | |
136 | } | |
137 | ||
138 | static inline unsigned int etherh_get_stat(struct etherh_priv *eh) | |
139 | { | |
140 | return readb(eh->ctrl_port); | |
141 | } | |
142 | ||
143 | ||
144 | ||
145 | ||
146 | static void etherh_irq_enable(ecard_t *ec, int irqnr) | |
147 | { | |
148 | struct etherh_priv *eh = ec->irq_data; | |
149 | ||
150 | etherh_set_ctrl(eh, ETHERH_CP_IE); | |
151 | } | |
152 | ||
153 | static void etherh_irq_disable(ecard_t *ec, int irqnr) | |
154 | { | |
155 | struct etherh_priv *eh = ec->irq_data; | |
156 | ||
157 | etherh_clr_ctrl(eh, ETHERH_CP_IE); | |
158 | } | |
159 | ||
160 | static expansioncard_ops_t etherh_ops = { | |
161 | .irqenable = etherh_irq_enable, | |
162 | .irqdisable = etherh_irq_disable, | |
163 | }; | |
164 | ||
165 | ||
166 | ||
167 | ||
168 | static void | |
169 | etherh_setif(struct net_device *dev) | |
170 | { | |
171 | struct ei_device *ei_local = netdev_priv(dev); | |
172 | unsigned long flags; | |
173 | void __iomem *addr; | |
174 | ||
175 | local_irq_save(flags); | |
176 | ||
177 | /* set the interface type */ | |
178 | switch (etherh_priv(dev)->id) { | |
179 | case PROD_I3_ETHERLAN600: | |
180 | case PROD_I3_ETHERLAN600A: | |
b936889c | 181 | addr = (void __iomem *)dev->base_addr + EN0_RCNTHI; |
1da177e4 LT |
182 | |
183 | switch (dev->if_port) { | |
184 | case IF_PORT_10BASE2: | |
185 | writeb((readb(addr) & 0xf8) | 1, addr); | |
186 | break; | |
187 | case IF_PORT_10BASET: | |
188 | writeb((readb(addr) & 0xf8), addr); | |
189 | break; | |
190 | } | |
191 | break; | |
192 | ||
193 | case PROD_I3_ETHERLAN500: | |
194 | switch (dev->if_port) { | |
195 | case IF_PORT_10BASE2: | |
196 | etherh_clr_ctrl(etherh_priv(dev), ETHERH_CP_IF); | |
197 | break; | |
198 | ||
199 | case IF_PORT_10BASET: | |
200 | etherh_set_ctrl(etherh_priv(dev), ETHERH_CP_IF); | |
201 | break; | |
202 | } | |
203 | break; | |
204 | ||
205 | default: | |
206 | break; | |
207 | } | |
208 | ||
209 | local_irq_restore(flags); | |
210 | } | |
211 | ||
212 | static int | |
213 | etherh_getifstat(struct net_device *dev) | |
214 | { | |
215 | struct ei_device *ei_local = netdev_priv(dev); | |
216 | void __iomem *addr; | |
217 | int stat = 0; | |
218 | ||
219 | switch (etherh_priv(dev)->id) { | |
220 | case PROD_I3_ETHERLAN600: | |
221 | case PROD_I3_ETHERLAN600A: | |
b936889c | 222 | addr = (void __iomem *)dev->base_addr + EN0_RCNTHI; |
1da177e4 LT |
223 | switch (dev->if_port) { |
224 | case IF_PORT_10BASE2: | |
225 | stat = 1; | |
226 | break; | |
227 | case IF_PORT_10BASET: | |
228 | stat = readb(addr) & 4; | |
229 | break; | |
230 | } | |
231 | break; | |
232 | ||
233 | case PROD_I3_ETHERLAN500: | |
234 | switch (dev->if_port) { | |
235 | case IF_PORT_10BASE2: | |
236 | stat = 1; | |
237 | break; | |
238 | case IF_PORT_10BASET: | |
239 | stat = etherh_get_stat(etherh_priv(dev)) & ETHERH_CP_HEARTBEAT; | |
240 | break; | |
241 | } | |
242 | break; | |
243 | ||
244 | default: | |
245 | stat = 0; | |
246 | break; | |
247 | } | |
248 | ||
249 | return stat != 0; | |
250 | } | |
251 | ||
252 | /* | |
253 | * Configure the interface. Note that we ignore the other | |
254 | * parts of ifmap, since its mostly meaningless for this driver. | |
255 | */ | |
256 | static int etherh_set_config(struct net_device *dev, struct ifmap *map) | |
257 | { | |
258 | switch (map->port) { | |
259 | case IF_PORT_10BASE2: | |
260 | case IF_PORT_10BASET: | |
261 | /* | |
262 | * If the user explicitly sets the interface | |
263 | * media type, turn off automedia detection. | |
264 | */ | |
265 | dev->flags &= ~IFF_AUTOMEDIA; | |
266 | dev->if_port = map->port; | |
267 | break; | |
268 | ||
269 | default: | |
270 | return -EINVAL; | |
271 | } | |
272 | ||
273 | etherh_setif(dev); | |
274 | ||
275 | return 0; | |
276 | } | |
277 | ||
278 | /* | |
279 | * Reset the 8390 (hard reset). Note that we can't actually do this. | |
280 | */ | |
281 | static void | |
282 | etherh_reset(struct net_device *dev) | |
283 | { | |
284 | struct ei_device *ei_local = netdev_priv(dev); | |
b936889c | 285 | void __iomem *addr = (void __iomem *)dev->base_addr; |
1da177e4 LT |
286 | |
287 | writeb(E8390_NODMA+E8390_PAGE0+E8390_STOP, addr); | |
288 | ||
289 | /* | |
290 | * See if we need to change the interface type. | |
291 | * Note that we use 'interface_num' as a flag | |
292 | * to indicate that we need to change the media. | |
293 | */ | |
294 | if (dev->flags & IFF_AUTOMEDIA && ei_local->interface_num) { | |
295 | ei_local->interface_num = 0; | |
296 | ||
297 | if (dev->if_port == IF_PORT_10BASET) | |
298 | dev->if_port = IF_PORT_10BASE2; | |
299 | else | |
300 | dev->if_port = IF_PORT_10BASET; | |
301 | ||
302 | etherh_setif(dev); | |
303 | } | |
304 | } | |
305 | ||
306 | /* | |
307 | * Write a block of data out to the 8390 | |
308 | */ | |
309 | static void | |
310 | etherh_block_output (struct net_device *dev, int count, const unsigned char *buf, int start_page) | |
311 | { | |
312 | struct ei_device *ei_local = netdev_priv(dev); | |
313 | unsigned long dma_start; | |
314 | void __iomem *dma_base, *addr; | |
315 | ||
316 | if (ei_local->dmaing) { | |
c45f812f MW |
317 | netdev_err(dev, "DMAing conflict in etherh_block_input: " |
318 | " DMAstat %d irqlock %d\n", | |
319 | ei_local->dmaing, ei_local->irqlock); | |
1da177e4 LT |
320 | return; |
321 | } | |
322 | ||
323 | /* | |
324 | * Make sure we have a round number of bytes if we're in word mode. | |
325 | */ | |
326 | if (count & 1 && ei_local->word16) | |
327 | count++; | |
328 | ||
329 | ei_local->dmaing = 1; | |
330 | ||
b936889c | 331 | addr = (void __iomem *)dev->base_addr; |
1da177e4 LT |
332 | dma_base = etherh_priv(dev)->dma_base; |
333 | ||
334 | count = (count + 1) & ~1; | |
335 | writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD); | |
336 | ||
337 | writeb (0x42, addr + EN0_RCNTLO); | |
338 | writeb (0x00, addr + EN0_RCNTHI); | |
339 | writeb (0x42, addr + EN0_RSARLO); | |
340 | writeb (0x00, addr + EN0_RSARHI); | |
341 | writeb (E8390_RREAD | E8390_START, addr + E8390_CMD); | |
342 | ||
343 | udelay (1); | |
344 | ||
345 | writeb (ENISR_RDC, addr + EN0_ISR); | |
346 | writeb (count, addr + EN0_RCNTLO); | |
347 | writeb (count >> 8, addr + EN0_RCNTHI); | |
348 | writeb (0, addr + EN0_RSARLO); | |
349 | writeb (start_page, addr + EN0_RSARHI); | |
350 | writeb (E8390_RWRITE | E8390_START, addr + E8390_CMD); | |
351 | ||
352 | if (ei_local->word16) | |
353 | writesw (dma_base, buf, count >> 1); | |
354 | else | |
355 | writesb (dma_base, buf, count); | |
356 | ||
357 | dma_start = jiffies; | |
358 | ||
359 | while ((readb (addr + EN0_ISR) & ENISR_RDC) == 0) | |
ff5688ae | 360 | if (time_after(jiffies, dma_start + 2*HZ/100)) { /* 20ms */ |
c45f812f | 361 | netdev_warn(dev, "timeout waiting for TX RDC\n"); |
1da177e4 | 362 | etherh_reset (dev); |
6c3561b0 | 363 | __NS8390_init (dev, 1); |
1da177e4 LT |
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) { | |
c45f812f MW |
382 | netdev_err(dev, "DMAing conflict in etherh_block_input: " |
383 | " DMAstat %d irqlock %d\n", | |
384 | ei_local->dmaing, ei_local->irqlock); | |
1da177e4 LT |
385 | return; |
386 | } | |
387 | ||
388 | ei_local->dmaing = 1; | |
389 | ||
b936889c | 390 | addr = (void __iomem *)dev->base_addr; |
1da177e4 LT |
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) { | |
c45f812f MW |
422 | netdev_err(dev, "DMAing conflict in etherh_get_header: " |
423 | " DMAstat %d irqlock %d\n", | |
424 | ei_local->dmaing, ei_local->irqlock); | |
1da177e4 LT |
425 | return; |
426 | } | |
427 | ||
428 | ei_local->dmaing = 1; | |
429 | ||
b936889c | 430 | addr = (void __iomem *)dev->base_addr; |
1da177e4 LT |
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 | ||
6c3561b0 | 462 | if (request_irq(dev->irq, __ei_interrupt, 0, dev->name, dev)) |
1da177e4 LT |
463 | return -EAGAIN; |
464 | ||
465 | /* | |
466 | * Make sure that we aren't going to change the | |
467 | * media type on the next reset - we are about to | |
468 | * do automedia manually now. | |
469 | */ | |
470 | ei_local->interface_num = 0; | |
471 | ||
472 | /* | |
473 | * If we are doing automedia detection, do it now. | |
474 | * This is more reliable than the 8390's detection. | |
475 | */ | |
476 | if (dev->flags & IFF_AUTOMEDIA) { | |
477 | dev->if_port = IF_PORT_10BASET; | |
478 | etherh_setif(dev); | |
479 | mdelay(1); | |
480 | if (!etherh_getifstat(dev)) { | |
481 | dev->if_port = IF_PORT_10BASE2; | |
482 | etherh_setif(dev); | |
483 | } | |
484 | } else | |
485 | etherh_setif(dev); | |
486 | ||
487 | etherh_reset(dev); | |
6c3561b0 | 488 | __ei_open(dev); |
1da177e4 LT |
489 | |
490 | return 0; | |
491 | } | |
492 | ||
493 | /* | |
494 | * The inverse routine to etherh_open(). | |
495 | */ | |
496 | static int | |
497 | etherh_close(struct net_device *dev) | |
498 | { | |
6c3561b0 | 499 | __ei_close (dev); |
1da177e4 LT |
500 | free_irq (dev->irq, dev); |
501 | return 0; | |
502 | } | |
503 | ||
504 | /* | |
505 | * Initialisation | |
506 | */ | |
507 | ||
508 | static void __init etherh_banner(void) | |
509 | { | |
510 | static int version_printed; | |
511 | ||
c45f812f MW |
512 | if ((etherh_msg_enable & NETIF_MSG_DRV) && (version_printed++ == 0)) |
513 | pr_info("%s", version); | |
1da177e4 LT |
514 | } |
515 | ||
516 | /* | |
517 | * Read the ethernet address string from the on board rom. | |
518 | * This is an ascii string... | |
519 | */ | |
4168ac0e | 520 | static int etherh_addr(char *addr, struct expansion_card *ec) |
1da177e4 LT |
521 | { |
522 | struct in_chunk_dir cd; | |
523 | char *s; | |
524 | ||
525 | if (!ecard_readchunk(&cd, ec, 0xf5, 0)) { | |
94435f76 | 526 | printk(KERN_ERR "%s: unable to read module description string\n", |
3f978704 | 527 | dev_name(&ec->dev)); |
1da177e4 LT |
528 | goto no_addr; |
529 | } | |
530 | ||
531 | s = strchr(cd.d.string, '('); | |
532 | if (s) { | |
533 | int i; | |
534 | ||
535 | for (i = 0; i < 6; i++) { | |
536 | addr[i] = simple_strtoul(s + 1, &s, 0x10); | |
537 | if (*s != (i == 5? ')' : ':')) | |
538 | break; | |
539 | } | |
540 | ||
541 | if (i == 6) | |
542 | return 0; | |
543 | } | |
544 | ||
545 | printk(KERN_ERR "%s: unable to parse MAC address: %s\n", | |
3f978704 | 546 | dev_name(&ec->dev), cd.d.string); |
1da177e4 LT |
547 | |
548 | no_addr: | |
549 | return -ENODEV; | |
550 | } | |
551 | ||
552 | /* | |
553 | * Create an ethernet address from the system serial number. | |
554 | */ | |
555 | static int __init etherm_addr(char *addr) | |
556 | { | |
557 | unsigned int serial; | |
558 | ||
559 | if (system_serial_low == 0 && system_serial_high == 0) | |
560 | return -ENODEV; | |
561 | ||
562 | serial = system_serial_low | system_serial_high; | |
563 | ||
564 | addr[0] = 0; | |
565 | addr[1] = 0; | |
566 | addr[2] = 0xa4; | |
567 | addr[3] = 0x10 + (serial >> 24); | |
568 | addr[4] = serial >> 16; | |
569 | addr[5] = serial >> 8; | |
570 | return 0; | |
571 | } | |
572 | ||
573 | static void etherh_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) | |
574 | { | |
575 | strlcpy(info->driver, DRV_NAME, sizeof(info->driver)); | |
576 | strlcpy(info->version, DRV_VERSION, sizeof(info->version)); | |
3f978704 | 577 | strlcpy(info->bus_info, dev_name(dev->dev.parent), |
1da177e4 LT |
578 | sizeof(info->bus_info)); |
579 | } | |
580 | ||
581 | static int etherh_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
582 | { | |
583 | cmd->supported = etherh_priv(dev)->supported; | |
70739497 | 584 | ethtool_cmd_speed_set(cmd, SPEED_10); |
1da177e4 LT |
585 | cmd->duplex = DUPLEX_HALF; |
586 | cmd->port = dev->if_port == IF_PORT_10BASET ? PORT_TP : PORT_BNC; | |
70739497 DD |
587 | cmd->autoneg = (dev->flags & IFF_AUTOMEDIA ? |
588 | AUTONEG_ENABLE : AUTONEG_DISABLE); | |
1da177e4 LT |
589 | return 0; |
590 | } | |
591 | ||
592 | static int etherh_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
593 | { | |
594 | switch (cmd->autoneg) { | |
595 | case AUTONEG_ENABLE: | |
596 | dev->flags |= IFF_AUTOMEDIA; | |
597 | break; | |
598 | ||
599 | case AUTONEG_DISABLE: | |
600 | switch (cmd->port) { | |
601 | case PORT_TP: | |
602 | dev->if_port = IF_PORT_10BASET; | |
603 | break; | |
604 | ||
605 | case PORT_BNC: | |
606 | dev->if_port = IF_PORT_10BASE2; | |
607 | break; | |
608 | ||
609 | default: | |
610 | return -EINVAL; | |
611 | } | |
612 | dev->flags &= ~IFF_AUTOMEDIA; | |
613 | break; | |
614 | ||
615 | default: | |
616 | return -EINVAL; | |
617 | } | |
618 | ||
619 | etherh_setif(dev); | |
620 | ||
621 | return 0; | |
622 | } | |
623 | ||
c45f812f MW |
624 | static u32 etherh_get_msglevel(struct net_device *dev) |
625 | { | |
626 | struct ei_device *ei_local = netdev_priv(dev); | |
627 | ||
628 | return ei_local->msg_enable; | |
629 | } | |
630 | ||
631 | static void etherh_set_msglevel(struct net_device *dev, u32 v) | |
632 | { | |
633 | struct ei_device *ei_local = netdev_priv(dev); | |
634 | ||
635 | ei_local->msg_enable = v; | |
636 | } | |
637 | ||
7282d491 | 638 | static const struct ethtool_ops etherh_ethtool_ops = { |
1da177e4 LT |
639 | .get_settings = etherh_get_settings, |
640 | .set_settings = etherh_set_settings, | |
641 | .get_drvinfo = etherh_get_drvinfo, | |
65198be2 | 642 | .get_ts_info = ethtool_op_get_ts_info, |
c45f812f MW |
643 | .get_msglevel = etherh_get_msglevel, |
644 | .set_msglevel = etherh_set_msglevel, | |
1da177e4 LT |
645 | }; |
646 | ||
b9a9b4b0 SH |
647 | static const struct net_device_ops etherh_netdev_ops = { |
648 | .ndo_open = etherh_open, | |
649 | .ndo_stop = etherh_close, | |
650 | .ndo_set_config = etherh_set_config, | |
8cfd9e92 RK |
651 | .ndo_start_xmit = __ei_start_xmit, |
652 | .ndo_tx_timeout = __ei_tx_timeout, | |
653 | .ndo_get_stats = __ei_get_stats, | |
afc4b13d | 654 | .ndo_set_rx_mode = __ei_set_multicast_list, |
b9a9b4b0 | 655 | .ndo_validate_addr = eth_validate_addr, |
a71558d0 | 656 | .ndo_set_mac_address = eth_mac_addr, |
b9a9b4b0 SH |
657 | .ndo_change_mtu = eth_change_mtu, |
658 | #ifdef CONFIG_NET_POLL_CONTROLLER | |
8cfd9e92 | 659 | .ndo_poll_controller = __ei_poll, |
b9a9b4b0 SH |
660 | #endif |
661 | }; | |
662 | ||
1da177e4 LT |
663 | static u32 etherh_regoffsets[16]; |
664 | static u32 etherm_regoffsets[16]; | |
665 | ||
4168ac0e | 666 | static int |
1da177e4 LT |
667 | etherh_probe(struct expansion_card *ec, const struct ecard_id *id) |
668 | { | |
669 | const struct etherh_data *data = id->data; | |
670 | struct ei_device *ei_local; | |
671 | struct net_device *dev; | |
672 | struct etherh_priv *eh; | |
36149f02 | 673 | int ret; |
1da177e4 LT |
674 | |
675 | etherh_banner(); | |
676 | ||
677 | ret = ecard_request_resources(ec); | |
678 | if (ret) | |
679 | goto out; | |
680 | ||
6c3561b0 | 681 | dev = ____alloc_ei_netdev(sizeof(struct etherh_priv)); |
1da177e4 LT |
682 | if (!dev) { |
683 | ret = -ENOMEM; | |
684 | goto release; | |
685 | } | |
686 | ||
1da177e4 LT |
687 | SET_NETDEV_DEV(dev, &ec->dev); |
688 | ||
b9a9b4b0 | 689 | dev->netdev_ops = ðerh_netdev_ops; |
1da177e4 LT |
690 | dev->irq = ec->irq; |
691 | dev->ethtool_ops = ðerh_ethtool_ops; | |
692 | ||
693 | if (data->supported & SUPPORTED_Autoneg) | |
694 | dev->flags |= IFF_AUTOMEDIA; | |
695 | if (data->supported & SUPPORTED_TP) { | |
696 | dev->flags |= IFF_PORTSEL; | |
697 | dev->if_port = IF_PORT_10BASET; | |
698 | } else if (data->supported & SUPPORTED_BNC) { | |
699 | dev->flags |= IFF_PORTSEL; | |
700 | dev->if_port = IF_PORT_10BASE2; | |
701 | } else | |
702 | dev->if_port = IF_PORT_UNKNOWN; | |
703 | ||
704 | eh = etherh_priv(dev); | |
705 | eh->supported = data->supported; | |
706 | eh->ctrl = 0; | |
707 | eh->id = ec->cid.product; | |
10bdaaa0 | 708 | eh->memc = ecardm_iomap(ec, ECARD_RES_MEMC, 0, PAGE_SIZE); |
1da177e4 LT |
709 | if (!eh->memc) { |
710 | ret = -ENOMEM; | |
711 | goto free; | |
712 | } | |
713 | ||
714 | eh->ctrl_port = eh->memc; | |
715 | if (data->ctrl_ioc) { | |
10bdaaa0 | 716 | eh->ioc_fast = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, PAGE_SIZE); |
1da177e4 LT |
717 | if (!eh->ioc_fast) { |
718 | ret = -ENOMEM; | |
719 | goto free; | |
720 | } | |
721 | eh->ctrl_port = eh->ioc_fast; | |
722 | } | |
723 | ||
c7e78876 | 724 | dev->base_addr = (unsigned long)eh->memc + data->ns8390_offset; |
1da177e4 LT |
725 | eh->dma_base = eh->memc + data->dataport_offset; |
726 | eh->ctrl_port += data->ctrlport_offset; | |
727 | ||
728 | /* | |
729 | * IRQ and control port handling - only for non-NIC slot cards. | |
730 | */ | |
731 | if (ec->slot_no != 8) { | |
c7b87f3d | 732 | ecard_setirq(ec, ðerh_ops, eh); |
1da177e4 LT |
733 | } else { |
734 | /* | |
735 | * If we're in the NIC slot, make sure the IRQ is enabled | |
736 | */ | |
737 | etherh_set_ctrl(eh, ETHERH_CP_IE); | |
738 | } | |
739 | ||
740 | ei_local = netdev_priv(dev); | |
741 | spin_lock_init(&ei_local->page_lock); | |
742 | ||
743 | if (ec->cid.product == PROD_ANT_ETHERM) { | |
744 | etherm_addr(dev->dev_addr); | |
745 | ei_local->reg_offset = etherm_regoffsets; | |
746 | } else { | |
747 | etherh_addr(dev->dev_addr, ec); | |
748 | ei_local->reg_offset = etherh_regoffsets; | |
749 | } | |
750 | ||
751 | ei_local->name = dev->name; | |
752 | ei_local->word16 = 1; | |
753 | ei_local->tx_start_page = data->tx_start_page; | |
754 | ei_local->rx_start_page = ei_local->tx_start_page + TX_PAGES; | |
755 | ei_local->stop_page = data->stop_page; | |
756 | ei_local->reset_8390 = etherh_reset; | |
757 | ei_local->block_input = etherh_block_input; | |
758 | ei_local->block_output = etherh_block_output; | |
759 | ei_local->get_8390_hdr = etherh_get_header; | |
760 | ei_local->interface_num = 0; | |
c45f812f | 761 | ei_local->msg_enable = etherh_msg_enable; |
1da177e4 LT |
762 | |
763 | etherh_reset(dev); | |
6c3561b0 | 764 | __NS8390_init(dev, 0); |
1da177e4 LT |
765 | |
766 | ret = register_netdev(dev); | |
767 | if (ret) | |
768 | goto free; | |
769 | ||
c45f812f MW |
770 | netdev_info(dev, "%s in slot %d, %pM\n", |
771 | data->name, ec->slot_no, dev->dev_addr); | |
1da177e4 LT |
772 | |
773 | ecard_set_drvdata(ec, dev); | |
774 | ||
775 | return 0; | |
776 | ||
777 | free: | |
1da177e4 LT |
778 | free_netdev(dev); |
779 | release: | |
780 | ecard_release_resources(ec); | |
781 | out: | |
782 | return ret; | |
783 | } | |
784 | ||
4168ac0e | 785 | static void etherh_remove(struct expansion_card *ec) |
1da177e4 LT |
786 | { |
787 | struct net_device *dev = ecard_get_drvdata(ec); | |
1da177e4 LT |
788 | |
789 | ecard_set_drvdata(ec, NULL); | |
790 | ||
791 | unregister_netdev(dev); | |
1da177e4 | 792 | |
1da177e4 LT |
793 | free_netdev(dev); |
794 | ||
795 | ecard_release_resources(ec); | |
796 | } | |
797 | ||
798 | static struct etherh_data etherm_data = { | |
799 | .ns8390_offset = ETHERM_NS8390, | |
800 | .dataport_offset = ETHERM_NS8390 + ETHERM_DATAPORT, | |
801 | .ctrlport_offset = ETHERM_NS8390 + ETHERM_CTRLPORT, | |
802 | .name = "ANT EtherM", | |
803 | .supported = SUPPORTED_10baseT_Half, | |
804 | .tx_start_page = ETHERM_TX_START_PAGE, | |
805 | .stop_page = ETHERM_STOP_PAGE, | |
806 | }; | |
807 | ||
808 | static struct etherh_data etherlan500_data = { | |
809 | .ns8390_offset = ETHERH500_NS8390, | |
810 | .dataport_offset = ETHERH500_NS8390 + ETHERH500_DATAPORT, | |
811 | .ctrlport_offset = ETHERH500_CTRLPORT, | |
812 | .ctrl_ioc = 1, | |
813 | .name = "i3 EtherH 500", | |
814 | .supported = SUPPORTED_10baseT_Half, | |
815 | .tx_start_page = ETHERH_TX_START_PAGE, | |
816 | .stop_page = ETHERH_STOP_PAGE, | |
817 | }; | |
818 | ||
819 | static struct etherh_data etherlan600_data = { | |
820 | .ns8390_offset = ETHERH600_NS8390, | |
821 | .dataport_offset = ETHERH600_NS8390 + ETHERH600_DATAPORT, | |
822 | .ctrlport_offset = ETHERH600_NS8390 + ETHERH600_CTRLPORT, | |
823 | .name = "i3 EtherH 600", | |
824 | .supported = SUPPORTED_10baseT_Half | SUPPORTED_TP | SUPPORTED_BNC | SUPPORTED_Autoneg, | |
825 | .tx_start_page = ETHERH_TX_START_PAGE, | |
826 | .stop_page = ETHERH_STOP_PAGE, | |
827 | }; | |
828 | ||
829 | static struct etherh_data etherlan600a_data = { | |
830 | .ns8390_offset = ETHERH600_NS8390, | |
831 | .dataport_offset = ETHERH600_NS8390 + ETHERH600_DATAPORT, | |
832 | .ctrlport_offset = ETHERH600_NS8390 + ETHERH600_CTRLPORT, | |
833 | .name = "i3 EtherH 600A", | |
834 | .supported = SUPPORTED_10baseT_Half | SUPPORTED_TP | SUPPORTED_BNC | SUPPORTED_Autoneg, | |
835 | .tx_start_page = ETHERH_TX_START_PAGE, | |
836 | .stop_page = ETHERH_STOP_PAGE, | |
837 | }; | |
838 | ||
839 | static const struct ecard_id etherh_ids[] = { | |
840 | { MANU_ANT, PROD_ANT_ETHERM, ðerm_data }, | |
841 | { MANU_I3, PROD_I3_ETHERLAN500, ðerlan500_data }, | |
842 | { MANU_I3, PROD_I3_ETHERLAN600, ðerlan600_data }, | |
843 | { MANU_I3, PROD_I3_ETHERLAN600A, ðerlan600a_data }, | |
844 | { 0xffff, 0xffff } | |
845 | }; | |
846 | ||
847 | static struct ecard_driver etherh_driver = { | |
848 | .probe = etherh_probe, | |
4168ac0e | 849 | .remove = etherh_remove, |
1da177e4 LT |
850 | .id_table = etherh_ids, |
851 | .drv = { | |
852 | .name = DRV_NAME, | |
853 | }, | |
854 | }; | |
855 | ||
856 | static int __init etherh_init(void) | |
857 | { | |
858 | int i; | |
859 | ||
860 | for (i = 0; i < 16; i++) { | |
861 | etherh_regoffsets[i] = i << 2; | |
862 | etherm_regoffsets[i] = i << 5; | |
863 | } | |
864 | ||
865 | return ecard_register_driver(ðerh_driver); | |
866 | } | |
867 | ||
868 | static void __exit etherh_exit(void) | |
869 | { | |
870 | ecard_remove_driver(ðerh_driver); | |
871 | } | |
872 | ||
873 | module_init(etherh_init); | |
874 | module_exit(etherh_exit); |