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26
27#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
28
29#include <linux/kernel.h>
30#include <linux/module.h>
31#include <linux/init.h>
32#include <linux/ptrace.h>
33#include <linux/string.h>
34#include <linux/timer.h>
35#include <linux/delay.h>
36#include <linux/spinlock.h>
37#include <linux/netdevice.h>
38#include <linux/etherdevice.h>
39#include <linux/crc32.h>
40#include <linux/mii.h>
41#include "8390.h"
42
43#include <pcmcia/cistpl.h>
44#include <pcmcia/ciscode.h>
45#include <pcmcia/ds.h>
46#include <pcmcia/cisreg.h>
47
48#include <asm/io.h>
49#include <asm/system.h>
50#include <asm/byteorder.h>
51#include <asm/uaccess.h>
52
53#define AXNET_CMD 0x00
54#define AXNET_DATAPORT 0x10
55#define AXNET_RESET 0x1f
56#define AXNET_MII_EEP 0x14
57#define AXNET_TEST 0x15
58#define AXNET_GPIO 0x17
59
60#define AXNET_START_PG 0x40
61#define AXNET_STOP_PG 0x80
62
63#define AXNET_RDC_TIMEOUT 0x02
64
65#define IS_AX88190 0x0001
66#define IS_AX88790 0x0002
67
68
69
70
71
72MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>");
73MODULE_DESCRIPTION("Asix AX88190 PCMCIA ethernet driver");
74MODULE_LICENSE("GPL");
75
76
77
78
79static int axnet_config(struct pcmcia_device *link);
80static void axnet_release(struct pcmcia_device *link);
81static int axnet_open(struct net_device *dev);
82static int axnet_close(struct net_device *dev);
83static int axnet_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
84static netdev_tx_t axnet_start_xmit(struct sk_buff *skb,
85 struct net_device *dev);
86static struct net_device_stats *get_stats(struct net_device *dev);
87static void set_multicast_list(struct net_device *dev);
88static void axnet_tx_timeout(struct net_device *dev);
89static irqreturn_t ei_irq_wrapper(int irq, void *dev_id);
90static void ei_watchdog(u_long arg);
91static void axnet_reset_8390(struct net_device *dev);
92
93static int mdio_read(unsigned int addr, int phy_id, int loc);
94static void mdio_write(unsigned int addr, int phy_id, int loc, int value);
95
96static void get_8390_hdr(struct net_device *,
97 struct e8390_pkt_hdr *, int);
98static void block_input(struct net_device *dev, int count,
99 struct sk_buff *skb, int ring_offset);
100static void block_output(struct net_device *dev, int count,
101 const u_char *buf, const int start_page);
102
103static void axnet_detach(struct pcmcia_device *p_dev);
104
105static void AX88190_init(struct net_device *dev, int startp);
106static int ax_open(struct net_device *dev);
107static int ax_close(struct net_device *dev);
108static irqreturn_t ax_interrupt(int irq, void *dev_id);
109
110
111
112typedef struct axnet_dev_t {
113 struct pcmcia_device *p_dev;
114 caddr_t base;
115 struct timer_list watchdog;
116 int stale, fast_poll;
117 u_short link_status;
118 u_char duplex_flag;
119 int phy_id;
120 int flags;
121 int active_low;
122} axnet_dev_t;
123
124static inline axnet_dev_t *PRIV(struct net_device *dev)
125{
126 void *p = (char *)netdev_priv(dev) + sizeof(struct ei_device);
127 return p;
128}
129
130static const struct net_device_ops axnet_netdev_ops = {
131 .ndo_open = axnet_open,
132 .ndo_stop = axnet_close,
133 .ndo_do_ioctl = axnet_ioctl,
134 .ndo_start_xmit = axnet_start_xmit,
135 .ndo_tx_timeout = axnet_tx_timeout,
136 .ndo_get_stats = get_stats,
137 .ndo_set_rx_mode = set_multicast_list,
138 .ndo_change_mtu = eth_change_mtu,
139 .ndo_set_mac_address = eth_mac_addr,
140 .ndo_validate_addr = eth_validate_addr,
141};
142
143static int axnet_probe(struct pcmcia_device *link)
144{
145 axnet_dev_t *info;
146 struct net_device *dev;
147 struct ei_device *ei_local;
148
149 dev_dbg(&link->dev, "axnet_attach()\n");
150
151 dev = alloc_etherdev(sizeof(struct ei_device) + sizeof(axnet_dev_t));
152 if (!dev)
153 return -ENOMEM;
154
155 ei_local = netdev_priv(dev);
156 spin_lock_init(&ei_local->page_lock);
157
158 info = PRIV(dev);
159 info->p_dev = link;
160 link->priv = dev;
161 link->config_flags |= CONF_ENABLE_IRQ;
162
163 dev->netdev_ops = &axnet_netdev_ops;
164
165 dev->watchdog_timeo = TX_TIMEOUT;
166
167 return axnet_config(link);
168}
169
170static void axnet_detach(struct pcmcia_device *link)
171{
172 struct net_device *dev = link->priv;
173
174 dev_dbg(&link->dev, "axnet_detach(0x%p)\n", link);
175
176 unregister_netdev(dev);
177
178 axnet_release(link);
179
180 free_netdev(dev);
181}
182
183
184
185
186
187
188
189static int get_prom(struct pcmcia_device *link)
190{
191 struct net_device *dev = link->priv;
192 unsigned int ioaddr = dev->base_addr;
193 int i, j;
194
195
196 struct {
197 u_char value, offset;
198 } program_seq[] = {
199 {E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD},
200 {0x01, EN0_DCFG},
201 {0x00, EN0_RCNTLO},
202 {0x00, EN0_RCNTHI},
203 {0x00, EN0_IMR},
204 {0xFF, EN0_ISR},
205 {E8390_RXOFF|0x40, EN0_RXCR},
206 {E8390_TXOFF, EN0_TXCR},
207 {0x10, EN0_RCNTLO},
208 {0x00, EN0_RCNTHI},
209 {0x00, EN0_RSARLO},
210 {0x04, EN0_RSARHI},
211 {E8390_RREAD+E8390_START, E8390_CMD},
212 };
213
214
215 if (link->config_base != 0x03c0)
216 return 0;
217
218 axnet_reset_8390(dev);
219 mdelay(10);
220
221 for (i = 0; i < ARRAY_SIZE(program_seq); i++)
222 outb_p(program_seq[i].value, ioaddr + program_seq[i].offset);
223
224 for (i = 0; i < 6; i += 2) {
225 j = inw(ioaddr + AXNET_DATAPORT);
226 dev->dev_addr[i] = j & 0xff;
227 dev->dev_addr[i+1] = j >> 8;
228 }
229 return 1;
230}
231
232static int try_io_port(struct pcmcia_device *link)
233{
234 int j, ret;
235 link->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
236 link->resource[1]->flags &= ~IO_DATA_PATH_WIDTH;
237 if (link->resource[0]->end == 32) {
238 link->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO;
239
240 if (link->resource[1]->end > 0)
241 link->resource[1]->flags |= IO_DATA_PATH_WIDTH_8;
242 } else {
243
244 link->resource[0]->flags |= IO_DATA_PATH_WIDTH_8;
245 link->resource[1]->flags |= IO_DATA_PATH_WIDTH_16;
246 }
247 if (link->resource[0]->start == 0) {
248 for (j = 0; j < 0x400; j += 0x20) {
249 link->resource[0]->start = j ^ 0x300;
250 link->resource[1]->start = (j ^ 0x300) + 0x10;
251 link->io_lines = 16;
252 ret = pcmcia_request_io(link);
253 if (ret == 0)
254 return ret;
255 }
256 return ret;
257 } else {
258 return pcmcia_request_io(link);
259 }
260}
261
262static int axnet_configcheck(struct pcmcia_device *p_dev, void *priv_data)
263{
264 if (p_dev->config_index == 0)
265 return -EINVAL;
266
267 p_dev->config_index = 0x05;
268 if (p_dev->resource[0]->end + p_dev->resource[1]->end < 32)
269 return -ENODEV;
270
271 return try_io_port(p_dev);
272}
273
274static int axnet_config(struct pcmcia_device *link)
275{
276 struct net_device *dev = link->priv;
277 axnet_dev_t *info = PRIV(dev);
278 int i, j, j2, ret;
279
280 dev_dbg(&link->dev, "axnet_config(0x%p)\n", link);
281
282
283 link->config_regs = 0x63;
284 link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO;
285 ret = pcmcia_loop_config(link, axnet_configcheck, NULL);
286 if (ret != 0)
287 goto failed;
288
289 if (!link->irq)
290 goto failed;
291
292 if (resource_size(link->resource[1]) == 8)
293 link->config_flags |= CONF_ENABLE_SPKR;
294
295 ret = pcmcia_enable_device(link);
296 if (ret)
297 goto failed;
298
299 dev->irq = link->irq;
300 dev->base_addr = link->resource[0]->start;
301
302 if (!get_prom(link)) {
303 pr_notice("this is not an AX88190 card!\n");
304 pr_notice("use pcnet_cs instead.\n");
305 goto failed;
306 }
307
308 ei_status.name = "AX88190";
309 ei_status.word16 = 1;
310 ei_status.tx_start_page = AXNET_START_PG;
311 ei_status.rx_start_page = AXNET_START_PG + TX_PAGES;
312 ei_status.stop_page = AXNET_STOP_PG;
313 ei_status.reset_8390 = axnet_reset_8390;
314 ei_status.get_8390_hdr = get_8390_hdr;
315 ei_status.block_input = block_input;
316 ei_status.block_output = block_output;
317
318 if (inb(dev->base_addr + AXNET_TEST) != 0)
319 info->flags |= IS_AX88790;
320 else
321 info->flags |= IS_AX88190;
322
323 if (info->flags & IS_AX88790)
324 outb(0x10, dev->base_addr + AXNET_GPIO);
325
326 info->active_low = 0;
327
328 for (i = 0; i < 32; i++) {
329 j = mdio_read(dev->base_addr + AXNET_MII_EEP, i, 1);
330 j2 = mdio_read(dev->base_addr + AXNET_MII_EEP, i, 2);
331 if (j == j2) continue;
332 if ((j != 0) && (j != 0xffff)) break;
333 }
334
335 if (i == 32) {
336
337
338 pcmcia_write_config_byte(link, CISREG_CCSR, 0x04);
339 for (i = 0; i < 32; i++) {
340 j = mdio_read(dev->base_addr + AXNET_MII_EEP, i, 1);
341 j2 = mdio_read(dev->base_addr + AXNET_MII_EEP, i, 2);
342 if (j == j2) continue;
343 if ((j != 0) && (j != 0xffff)) {
344 info->active_low = 1;
345 break;
346 }
347 }
348 }
349
350 info->phy_id = (i < 32) ? i : -1;
351 SET_NETDEV_DEV(dev, &link->dev);
352
353 if (register_netdev(dev) != 0) {
354 pr_notice("register_netdev() failed\n");
355 goto failed;
356 }
357
358 netdev_info(dev, "Asix AX88%d90: io %#3lx, irq %d, hw_addr %pM\n",
359 ((info->flags & IS_AX88790) ? 7 : 1),
360 dev->base_addr, dev->irq, dev->dev_addr);
361 if (info->phy_id != -1) {
362 netdev_dbg(dev, " MII transceiver at index %d, status %x\n",
363 info->phy_id, j);
364 } else {
365 netdev_notice(dev, " No MII transceivers found!\n");
366 }
367 return 0;
368
369failed:
370 axnet_release(link);
371 return -ENODEV;
372}
373
374static void axnet_release(struct pcmcia_device *link)
375{
376 pcmcia_disable_device(link);
377}
378
379static int axnet_suspend(struct pcmcia_device *link)
380{
381 struct net_device *dev = link->priv;
382
383 if (link->open)
384 netif_device_detach(dev);
385
386 return 0;
387}
388
389static int axnet_resume(struct pcmcia_device *link)
390{
391 struct net_device *dev = link->priv;
392 axnet_dev_t *info = PRIV(dev);
393
394 if (link->open) {
395 if (info->active_low == 1)
396 pcmcia_write_config_byte(link, CISREG_CCSR, 0x04);
397
398 axnet_reset_8390(dev);
399 AX88190_init(dev, 1);
400 netif_device_attach(dev);
401 }
402
403 return 0;
404}
405
406
407
408
409
410
411
412
413#define MDIO_SHIFT_CLK 0x01
414#define MDIO_DATA_WRITE0 0x00
415#define MDIO_DATA_WRITE1 0x08
416#define MDIO_DATA_READ 0x04
417#define MDIO_MASK 0x0f
418#define MDIO_ENB_IN 0x02
419
420static void mdio_sync(unsigned int addr)
421{
422 int bits;
423 for (bits = 0; bits < 32; bits++) {
424 outb_p(MDIO_DATA_WRITE1, addr);
425 outb_p(MDIO_DATA_WRITE1 | MDIO_SHIFT_CLK, addr);
426 }
427}
428
429static int mdio_read(unsigned int addr, int phy_id, int loc)
430{
431 u_int cmd = (0xf6<<10)|(phy_id<<5)|loc;
432 int i, retval = 0;
433
434 mdio_sync(addr);
435 for (i = 14; i >= 0; i--) {
436 int dat = (cmd&(1<<i)) ? MDIO_DATA_WRITE1 : MDIO_DATA_WRITE0;
437 outb_p(dat, addr);
438 outb_p(dat | MDIO_SHIFT_CLK, addr);
439 }
440 for (i = 19; i > 0; i--) {
441 outb_p(MDIO_ENB_IN, addr);
442 retval = (retval << 1) | ((inb_p(addr) & MDIO_DATA_READ) != 0);
443 outb_p(MDIO_ENB_IN | MDIO_SHIFT_CLK, addr);
444 }
445 return (retval>>1) & 0xffff;
446}
447
448static void mdio_write(unsigned int addr, int phy_id, int loc, int value)
449{
450 u_int cmd = (0x05<<28)|(phy_id<<23)|(loc<<18)|(1<<17)|value;
451 int i;
452
453 mdio_sync(addr);
454 for (i = 31; i >= 0; i--) {
455 int dat = (cmd&(1<<i)) ? MDIO_DATA_WRITE1 : MDIO_DATA_WRITE0;
456 outb_p(dat, addr);
457 outb_p(dat | MDIO_SHIFT_CLK, addr);
458 }
459 for (i = 1; i >= 0; i--) {
460 outb_p(MDIO_ENB_IN, addr);
461 outb_p(MDIO_ENB_IN | MDIO_SHIFT_CLK, addr);
462 }
463}
464
465
466
467static int axnet_open(struct net_device *dev)
468{
469 int ret;
470 axnet_dev_t *info = PRIV(dev);
471 struct pcmcia_device *link = info->p_dev;
472 unsigned int nic_base = dev->base_addr;
473
474 dev_dbg(&link->dev, "axnet_open('%s')\n", dev->name);
475
476 if (!pcmcia_dev_present(link))
477 return -ENODEV;
478
479 outb_p(0xFF, nic_base + EN0_ISR);
480 ret = request_irq(dev->irq, ei_irq_wrapper, IRQF_SHARED, "axnet_cs", dev);
481 if (ret)
482 return ret;
483
484 link->open++;
485
486 info->link_status = 0x00;
487 init_timer(&info->watchdog);
488 info->watchdog.function = ei_watchdog;
489 info->watchdog.data = (u_long)dev;
490 info->watchdog.expires = jiffies + HZ;
491 add_timer(&info->watchdog);
492
493 return ax_open(dev);
494}
495
496
497
498static int axnet_close(struct net_device *dev)
499{
500 axnet_dev_t *info = PRIV(dev);
501 struct pcmcia_device *link = info->p_dev;
502
503 dev_dbg(&link->dev, "axnet_close('%s')\n", dev->name);
504
505 ax_close(dev);
506 free_irq(dev->irq, dev);
507
508 link->open--;
509 netif_stop_queue(dev);
510 del_timer_sync(&info->watchdog);
511
512 return 0;
513}
514
515
516
517
518
519
520
521
522static void axnet_reset_8390(struct net_device *dev)
523{
524 unsigned int nic_base = dev->base_addr;
525 int i;
526
527 ei_status.txing = ei_status.dmaing = 0;
528
529 outb_p(E8390_NODMA+E8390_PAGE0+E8390_STOP, nic_base + E8390_CMD);
530
531 outb(inb(nic_base + AXNET_RESET), nic_base + AXNET_RESET);
532
533 for (i = 0; i < 100; i++) {
534 if ((inb_p(nic_base+EN0_ISR) & ENISR_RESET) != 0)
535 break;
536 udelay(100);
537 }
538 outb_p(ENISR_RESET, nic_base + EN0_ISR);
539
540 if (i == 100)
541 netdev_err(dev, "axnet_reset_8390() did not complete\n");
542
543}
544
545
546
547static irqreturn_t ei_irq_wrapper(int irq, void *dev_id)
548{
549 struct net_device *dev = dev_id;
550 PRIV(dev)->stale = 0;
551 return ax_interrupt(irq, dev_id);
552}
553
554static void ei_watchdog(u_long arg)
555{
556 struct net_device *dev = (struct net_device *)(arg);
557 axnet_dev_t *info = PRIV(dev);
558 unsigned int nic_base = dev->base_addr;
559 unsigned int mii_addr = nic_base + AXNET_MII_EEP;
560 u_short link;
561
562 if (!netif_device_present(dev)) goto reschedule;
563
564
565
566 if (info->stale++ && (inb_p(nic_base + EN0_ISR) & ENISR_ALL)) {
567 if (!info->fast_poll)
568 netdev_info(dev, "interrupt(s) dropped!\n");
569 ei_irq_wrapper(dev->irq, dev);
570 info->fast_poll = HZ;
571 }
572 if (info->fast_poll) {
573 info->fast_poll--;
574 info->watchdog.expires = jiffies + 1;
575 add_timer(&info->watchdog);
576 return;
577 }
578
579 if (info->phy_id < 0)
580 goto reschedule;
581 link = mdio_read(mii_addr, info->phy_id, 1);
582 if (!link || (link == 0xffff)) {
583 netdev_info(dev, "MII is missing!\n");
584 info->phy_id = -1;
585 goto reschedule;
586 }
587
588 link &= 0x0004;
589 if (link != info->link_status) {
590 u_short p = mdio_read(mii_addr, info->phy_id, 5);
591 netdev_info(dev, "%s link beat\n", link ? "found" : "lost");
592 if (link) {
593 info->duplex_flag = (p & 0x0140) ? 0x80 : 0x00;
594 if (p)
595 netdev_info(dev, "autonegotiation complete: %dbaseT-%cD selected\n",
596 (p & 0x0180) ? 100 : 10, (p & 0x0140) ? 'F' : 'H');
597 else
598 netdev_info(dev, "link partner did not autonegotiate\n");
599 AX88190_init(dev, 1);
600 }
601 info->link_status = link;
602 }
603
604reschedule:
605 info->watchdog.expires = jiffies + HZ;
606 add_timer(&info->watchdog);
607}
608
609
610
611static int axnet_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
612{
613 axnet_dev_t *info = PRIV(dev);
614 struct mii_ioctl_data *data = if_mii(rq);
615 unsigned int mii_addr = dev->base_addr + AXNET_MII_EEP;
616 switch (cmd) {
617 case SIOCGMIIPHY:
618 data->phy_id = info->phy_id;
619 case SIOCGMIIREG:
620 data->val_out = mdio_read(mii_addr, data->phy_id, data->reg_num & 0x1f);
621 return 0;
622 case SIOCSMIIREG:
623 mdio_write(mii_addr, data->phy_id, data->reg_num & 0x1f, data->val_in);
624 return 0;
625 }
626 return -EOPNOTSUPP;
627}
628
629
630
631static void get_8390_hdr(struct net_device *dev,
632 struct e8390_pkt_hdr *hdr,
633 int ring_page)
634{
635 unsigned int nic_base = dev->base_addr;
636
637 outb_p(0, nic_base + EN0_RSARLO);
638 outb_p(ring_page, nic_base + EN0_RSARHI);
639 outb_p(E8390_RREAD+E8390_START, nic_base + AXNET_CMD);
640
641 insw(nic_base + AXNET_DATAPORT, hdr,
642 sizeof(struct e8390_pkt_hdr)>>1);
643
644 hdr->count = le16_to_cpu(hdr->count);
645
646}
647
648
649
650static void block_input(struct net_device *dev, int count,
651 struct sk_buff *skb, int ring_offset)
652{
653 unsigned int nic_base = dev->base_addr;
654 int xfer_count = count;
655 char *buf = skb->data;
656
657 if ((ei_debug > 4) && (count != 4))
658 pr_debug("%s: [bi=%d]\n", dev->name, count+4);
659 outb_p(ring_offset & 0xff, nic_base + EN0_RSARLO);
660 outb_p(ring_offset >> 8, nic_base + EN0_RSARHI);
661 outb_p(E8390_RREAD+E8390_START, nic_base + AXNET_CMD);
662
663 insw(nic_base + AXNET_DATAPORT,buf,count>>1);
664 if (count & 0x01)
665 buf[count-1] = inb(nic_base + AXNET_DATAPORT), xfer_count++;
666
667}
668
669
670
671static void block_output(struct net_device *dev, int count,
672 const u_char *buf, const int start_page)
673{
674 unsigned int nic_base = dev->base_addr;
675
676 pr_debug("%s: [bo=%d]\n", dev->name, count);
677
678
679
680
681 if (count & 0x01)
682 count++;
683
684 outb_p(0x00, nic_base + EN0_RSARLO);
685 outb_p(start_page, nic_base + EN0_RSARHI);
686 outb_p(E8390_RWRITE+E8390_START, nic_base + AXNET_CMD);
687 outsw(nic_base + AXNET_DATAPORT, buf, count>>1);
688}
689
690static const struct pcmcia_device_id axnet_ids[] = {
691 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x016c, 0x0081),
692 PCMCIA_DEVICE_MANF_CARD(0x018a, 0x0301),
693 PCMCIA_DEVICE_MANF_CARD(0x01bf, 0x2328),
694 PCMCIA_DEVICE_MANF_CARD(0x026f, 0x0301),
695 PCMCIA_DEVICE_MANF_CARD(0x026f, 0x0303),
696 PCMCIA_DEVICE_MANF_CARD(0x026f, 0x0309),
697 PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1106),
698 PCMCIA_DEVICE_MANF_CARD(0x8a01, 0xc1ab),
699 PCMCIA_DEVICE_MANF_CARD(0x021b, 0x0202),
700 PCMCIA_DEVICE_MANF_CARD(0xffff, 0x1090),
701 PCMCIA_DEVICE_PROD_ID12("AmbiCom,Inc.", "Fast Ethernet PC Card(AMB8110)", 0x49b020a7, 0x119cc9fc),
702 PCMCIA_DEVICE_PROD_ID124("Fast Ethernet", "16-bit PC Card", "AX88190", 0xb4be14e3, 0x9a12eb6a, 0xab9be5ef),
703 PCMCIA_DEVICE_PROD_ID12("ASIX", "AX88190", 0x0959823b, 0xab9be5ef),
704 PCMCIA_DEVICE_PROD_ID12("Billionton", "LNA-100B", 0x552ab682, 0xbc3b87e1),
705 PCMCIA_DEVICE_PROD_ID12("CHEETAH ETHERCARD", "EN2228", 0x00fa7bc8, 0x00e990cc),
706 PCMCIA_DEVICE_PROD_ID12("CNet", "CNF301", 0xbc477dde, 0x78c5f40b),
707 PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega FEther PCC-TXD", 0x5261440f, 0x436768c5),
708 PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega FEtherII PCC-TXD", 0x5261440f, 0x730df72e),
709 PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega FEther PCC-TXM", 0x5261440f, 0x3abbd061),
710 PCMCIA_DEVICE_PROD_ID12("Dynalink", "L100C16", 0x55632fd5, 0x66bc2a90),
711 PCMCIA_DEVICE_PROD_ID12("IO DATA", "ETXPCM", 0x547e66dc, 0x233adac2),
712 PCMCIA_DEVICE_PROD_ID12("Linksys", "EtherFast 10/100 PC Card (PCMPC100 V3)", 0x0733cc81, 0x232019a8),
713 PCMCIA_DEVICE_PROD_ID12("MELCO", "LPC3-TX", 0x481e0094, 0xf91af609),
714 PCMCIA_DEVICE_PROD_ID12("NETGEAR", "FA411", 0x9aa79dc3, 0x40fad875),
715 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "100BASE", 0x281f1c5d, 0x7c2add04),
716 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "FastEtherCard", 0x281f1c5d, 0x7ef26116),
717 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "FEP501", 0x281f1c5d, 0x2e272058),
718 PCMCIA_DEVICE_PROD_ID14("Network Everywhere", "AX88190", 0x820a67b6, 0xab9be5ef),
719 PCMCIA_DEVICE_NULL,
720};
721MODULE_DEVICE_TABLE(pcmcia, axnet_ids);
722
723static struct pcmcia_driver axnet_cs_driver = {
724 .owner = THIS_MODULE,
725 .name = "axnet_cs",
726 .probe = axnet_probe,
727 .remove = axnet_detach,
728 .id_table = axnet_ids,
729 .suspend = axnet_suspend,
730 .resume = axnet_resume,
731};
732
733static int __init init_axnet_cs(void)
734{
735 return pcmcia_register_driver(&axnet_cs_driver);
736}
737
738static void __exit exit_axnet_cs(void)
739{
740 pcmcia_unregister_driver(&axnet_cs_driver);
741}
742
743module_init(init_axnet_cs);
744module_exit(exit_axnet_cs);
745
746
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794
795#include <linux/bitops.h>
796#include <asm/irq.h>
797#include <linux/fcntl.h>
798#include <linux/in.h>
799#include <linux/interrupt.h>
800
801#define BUG_83C690
802
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811
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819
820
821#define ei_reset_8390 (ei_local->reset_8390)
822#define ei_block_output (ei_local->block_output)
823#define ei_block_input (ei_local->block_input)
824#define ei_get_8390_hdr (ei_local->get_8390_hdr)
825
826
827#ifndef ei_debug
828int ei_debug = 1;
829#endif
830
831
832static void ei_tx_intr(struct net_device *dev);
833static void ei_tx_err(struct net_device *dev);
834static void ei_receive(struct net_device *dev);
835static void ei_rx_overrun(struct net_device *dev);
836
837
838static void NS8390_trigger_send(struct net_device *dev, unsigned int length,
839 int start_page);
840static void do_set_multicast_list(struct net_device *dev);
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
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865
866
867
868
869
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871
872
873
874
875
876static int ax_open(struct net_device *dev)
877{
878 unsigned long flags;
879 struct ei_device *ei_local = netdev_priv(dev);
880
881
882
883
884
885
886 spin_lock_irqsave(&ei_local->page_lock, flags);
887 AX88190_init(dev, 1);
888
889
890 netif_start_queue(dev);
891 spin_unlock_irqrestore(&ei_local->page_lock, flags);
892 ei_local->irqlock = 0;
893 return 0;
894}
895
896#define dev_lock(dev) (((struct ei_device *)netdev_priv(dev))->page_lock)
897
898
899
900
901
902
903
904static int ax_close(struct net_device *dev)
905{
906 unsigned long flags;
907
908
909
910
911
912 spin_lock_irqsave(&dev_lock(dev), flags);
913 AX88190_init(dev, 0);
914 spin_unlock_irqrestore(&dev_lock(dev), flags);
915 netif_stop_queue(dev);
916 return 0;
917}
918
919
920
921
922
923
924
925
926
927static void axnet_tx_timeout(struct net_device *dev)
928{
929 long e8390_base = dev->base_addr;
930 struct ei_device *ei_local = netdev_priv(dev);
931 int txsr, isr, tickssofar = jiffies - dev_trans_start(dev);
932 unsigned long flags;
933
934 dev->stats.tx_errors++;
935
936 spin_lock_irqsave(&ei_local->page_lock, flags);
937 txsr = inb(e8390_base+EN0_TSR);
938 isr = inb(e8390_base+EN0_ISR);
939 spin_unlock_irqrestore(&ei_local->page_lock, flags);
940
941 netdev_printk(KERN_DEBUG, dev,
942 "Tx timed out, %s TSR=%#2x, ISR=%#2x, t=%d.\n",
943 (txsr & ENTSR_ABT) ? "excess collisions." :
944 (isr) ? "lost interrupt?" : "cable problem?",
945 txsr, isr, tickssofar);
946
947 if (!isr && !dev->stats.tx_packets)
948 {
949
950 ei_local->interface_num ^= 1;
951 }
952
953
954
955 spin_lock_irqsave(&ei_local->page_lock, flags);
956
957
958 ei_reset_8390(dev);
959 AX88190_init(dev, 1);
960
961 spin_unlock_irqrestore(&ei_local->page_lock, flags);
962 netif_wake_queue(dev);
963}
964
965
966
967
968
969
970
971
972
973static netdev_tx_t axnet_start_xmit(struct sk_buff *skb,
974 struct net_device *dev)
975{
976 long e8390_base = dev->base_addr;
977 struct ei_device *ei_local = netdev_priv(dev);
978 int length, send_length, output_page;
979 unsigned long flags;
980 u8 packet[ETH_ZLEN];
981
982 netif_stop_queue(dev);
983
984 length = skb->len;
985
986
987
988
989
990
991 spin_lock_irqsave(&ei_local->page_lock, flags);
992 outb_p(0x00, e8390_base + EN0_IMR);
993
994
995
996
997
998 ei_local->irqlock = 1;
999
1000 send_length = max(length, ETH_ZLEN);
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010 if (ei_local->tx1 == 0)
1011 {
1012 output_page = ei_local->tx_start_page;
1013 ei_local->tx1 = send_length;
1014 if (ei_debug && ei_local->tx2 > 0)
1015 netdev_printk(KERN_DEBUG, dev,
1016 "idle transmitter tx2=%d, lasttx=%d, txing=%d\n",
1017 ei_local->tx2, ei_local->lasttx,
1018 ei_local->txing);
1019 }
1020 else if (ei_local->tx2 == 0)
1021 {
1022 output_page = ei_local->tx_start_page + TX_PAGES/2;
1023 ei_local->tx2 = send_length;
1024 if (ei_debug && ei_local->tx1 > 0)
1025 netdev_printk(KERN_DEBUG, dev,
1026 "idle transmitter, tx1=%d, lasttx=%d, txing=%d\n",
1027 ei_local->tx1, ei_local->lasttx,
1028 ei_local->txing);
1029 }
1030 else
1031 {
1032 if (ei_debug)
1033 netdev_printk(KERN_DEBUG, dev,
1034 "No Tx buffers free! tx1=%d tx2=%d last=%d\n",
1035 ei_local->tx1, ei_local->tx2,
1036 ei_local->lasttx);
1037 ei_local->irqlock = 0;
1038 netif_stop_queue(dev);
1039 outb_p(ENISR_ALL, e8390_base + EN0_IMR);
1040 spin_unlock_irqrestore(&ei_local->page_lock, flags);
1041 dev->stats.tx_errors++;
1042 return NETDEV_TX_BUSY;
1043 }
1044
1045
1046
1047
1048
1049
1050
1051 if (length == skb->len)
1052 ei_block_output(dev, length, skb->data, output_page);
1053 else {
1054 memset(packet, 0, ETH_ZLEN);
1055 skb_copy_from_linear_data(skb, packet, skb->len);
1056 ei_block_output(dev, length, packet, output_page);
1057 }
1058
1059 if (! ei_local->txing)
1060 {
1061 ei_local->txing = 1;
1062 NS8390_trigger_send(dev, send_length, output_page);
1063 dev->trans_start = jiffies;
1064 if (output_page == ei_local->tx_start_page)
1065 {
1066 ei_local->tx1 = -1;
1067 ei_local->lasttx = -1;
1068 }
1069 else
1070 {
1071 ei_local->tx2 = -1;
1072 ei_local->lasttx = -2;
1073 }
1074 }
1075 else ei_local->txqueue++;
1076
1077 if (ei_local->tx1 && ei_local->tx2)
1078 netif_stop_queue(dev);
1079 else
1080 netif_start_queue(dev);
1081
1082
1083 ei_local->irqlock = 0;
1084 outb_p(ENISR_ALL, e8390_base + EN0_IMR);
1085
1086 spin_unlock_irqrestore(&ei_local->page_lock, flags);
1087
1088 dev_kfree_skb (skb);
1089 dev->stats.tx_bytes += send_length;
1090
1091 return NETDEV_TX_OK;
1092}
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106static irqreturn_t ax_interrupt(int irq, void *dev_id)
1107{
1108 struct net_device *dev = dev_id;
1109 long e8390_base;
1110 int interrupts, nr_serviced = 0, i;
1111 struct ei_device *ei_local;
1112 int handled = 0;
1113 unsigned long flags;
1114
1115 e8390_base = dev->base_addr;
1116 ei_local = netdev_priv(dev);
1117
1118
1119
1120
1121
1122 spin_lock_irqsave(&ei_local->page_lock, flags);
1123
1124 if (ei_local->irqlock) {
1125#if 1
1126 const char *msg;
1127
1128 if (ei_local->irqlock)
1129 msg = "Interrupted while interrupts are masked!";
1130 else
1131 msg = "Reentering the interrupt handler!";
1132 netdev_info(dev, "%s, isr=%#2x imr=%#2x\n",
1133 msg,
1134 inb_p(e8390_base + EN0_ISR),
1135 inb_p(e8390_base + EN0_IMR));
1136#endif
1137 spin_unlock_irqrestore(&ei_local->page_lock, flags);
1138 return IRQ_NONE;
1139 }
1140
1141 if (ei_debug > 3)
1142 netdev_printk(KERN_DEBUG, dev, "interrupt(isr=%#2.2x)\n",
1143 inb_p(e8390_base + EN0_ISR));
1144
1145 outb_p(0x00, e8390_base + EN0_ISR);
1146 ei_local->irqlock = 1;
1147
1148
1149 while ((interrupts = inb_p(e8390_base + EN0_ISR)) != 0 &&
1150 ++nr_serviced < MAX_SERVICE)
1151 {
1152 if (!netif_running(dev) || (interrupts == 0xff)) {
1153 if (ei_debug > 1)
1154 netdev_warn(dev,
1155 "interrupt from stopped card\n");
1156 outb_p(interrupts, e8390_base + EN0_ISR);
1157 interrupts = 0;
1158 break;
1159 }
1160 handled = 1;
1161
1162
1163 outb_p(interrupts, e8390_base + EN0_ISR);
1164 for (i = 0; i < 10; i++) {
1165 if (!(inb(e8390_base + EN0_ISR) & interrupts))
1166 break;
1167 outb_p(0, e8390_base + EN0_ISR);
1168 outb_p(interrupts, e8390_base + EN0_ISR);
1169 }
1170 if (interrupts & ENISR_OVER)
1171 ei_rx_overrun(dev);
1172 else if (interrupts & (ENISR_RX+ENISR_RX_ERR))
1173 {
1174
1175 ei_receive(dev);
1176 }
1177
1178 if (interrupts & ENISR_TX)
1179 ei_tx_intr(dev);
1180 else if (interrupts & ENISR_TX_ERR)
1181 ei_tx_err(dev);
1182
1183 if (interrupts & ENISR_COUNTERS)
1184 {
1185 dev->stats.rx_frame_errors += inb_p(e8390_base + EN0_COUNTER0);
1186 dev->stats.rx_crc_errors += inb_p(e8390_base + EN0_COUNTER1);
1187 dev->stats.rx_missed_errors+= inb_p(e8390_base + EN0_COUNTER2);
1188 }
1189 }
1190
1191 if (interrupts && ei_debug > 3)
1192 {
1193 handled = 1;
1194 if (nr_serviced >= MAX_SERVICE)
1195 {
1196
1197 if(interrupts!=0xFF)
1198 netdev_warn(dev, "Too much work at interrupt, status %#2.2x\n",
1199 interrupts);
1200 outb_p(ENISR_ALL, e8390_base + EN0_ISR);
1201 } else {
1202 netdev_warn(dev, "unknown interrupt %#2x\n",
1203 interrupts);
1204 outb_p(0xff, e8390_base + EN0_ISR);
1205 }
1206 }
1207
1208
1209 ei_local->irqlock = 0;
1210 outb_p(ENISR_ALL, e8390_base + EN0_IMR);
1211
1212 spin_unlock_irqrestore(&ei_local->page_lock, flags);
1213 return IRQ_RETVAL(handled);
1214}
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230static void ei_tx_err(struct net_device *dev)
1231{
1232 long e8390_base = dev->base_addr;
1233 unsigned char txsr = inb_p(e8390_base+EN0_TSR);
1234 unsigned char tx_was_aborted = txsr & (ENTSR_ABT+ENTSR_FU);
1235
1236#ifdef VERBOSE_ERROR_DUMP
1237 netdev_printk(KERN_DEBUG, dev,
1238 "transmitter error (%#2x):", txsr);
1239 if (txsr & ENTSR_ABT)
1240 pr_cont(" excess-collisions");
1241 if (txsr & ENTSR_ND)
1242 pr_cont(" non-deferral");
1243 if (txsr & ENTSR_CRS)
1244 pr_cont(" lost-carrier");
1245 if (txsr & ENTSR_FU)
1246 pr_cont(" FIFO-underrun");
1247 if (txsr & ENTSR_CDH)
1248 pr_cont(" lost-heartbeat");
1249 pr_cont("\n");
1250#endif
1251
1252 if (tx_was_aborted)
1253 ei_tx_intr(dev);
1254 else
1255 {
1256 dev->stats.tx_errors++;
1257 if (txsr & ENTSR_CRS) dev->stats.tx_carrier_errors++;
1258 if (txsr & ENTSR_CDH) dev->stats.tx_heartbeat_errors++;
1259 if (txsr & ENTSR_OWC) dev->stats.tx_window_errors++;
1260 }
1261}
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271static void ei_tx_intr(struct net_device *dev)
1272{
1273 long e8390_base = dev->base_addr;
1274 struct ei_device *ei_local = netdev_priv(dev);
1275 int status = inb(e8390_base + EN0_TSR);
1276
1277
1278
1279
1280
1281 ei_local->txqueue--;
1282
1283 if (ei_local->tx1 < 0)
1284 {
1285 if (ei_local->lasttx != 1 && ei_local->lasttx != -1)
1286 netdev_err(dev, "%s: bogus last_tx_buffer %d, tx1=%d\n",
1287 ei_local->name, ei_local->lasttx,
1288 ei_local->tx1);
1289 ei_local->tx1 = 0;
1290 if (ei_local->tx2 > 0)
1291 {
1292 ei_local->txing = 1;
1293 NS8390_trigger_send(dev, ei_local->tx2, ei_local->tx_start_page + 6);
1294 dev->trans_start = jiffies;
1295 ei_local->tx2 = -1,
1296 ei_local->lasttx = 2;
1297 }
1298 else ei_local->lasttx = 20, ei_local->txing = 0;
1299 }
1300 else if (ei_local->tx2 < 0)
1301 {
1302 if (ei_local->lasttx != 2 && ei_local->lasttx != -2)
1303 netdev_info(dev, "%s: bogus last_tx_buffer %d, tx2=%d\n",
1304 ei_local->name, ei_local->lasttx,
1305 ei_local->tx2);
1306 ei_local->tx2 = 0;
1307 if (ei_local->tx1 > 0)
1308 {
1309 ei_local->txing = 1;
1310 NS8390_trigger_send(dev, ei_local->tx1, ei_local->tx_start_page);
1311 dev->trans_start = jiffies;
1312 ei_local->tx1 = -1;
1313 ei_local->lasttx = 1;
1314 }
1315 else
1316 ei_local->lasttx = 10, ei_local->txing = 0;
1317 }
1318
1319
1320
1321
1322
1323 if (status & ENTSR_COL)
1324 dev->stats.collisions++;
1325 if (status & ENTSR_PTX)
1326 dev->stats.tx_packets++;
1327 else
1328 {
1329 dev->stats.tx_errors++;
1330 if (status & ENTSR_ABT)
1331 {
1332 dev->stats.tx_aborted_errors++;
1333 dev->stats.collisions += 16;
1334 }
1335 if (status & ENTSR_CRS)
1336 dev->stats.tx_carrier_errors++;
1337 if (status & ENTSR_FU)
1338 dev->stats.tx_fifo_errors++;
1339 if (status & ENTSR_CDH)
1340 dev->stats.tx_heartbeat_errors++;
1341 if (status & ENTSR_OWC)
1342 dev->stats.tx_window_errors++;
1343 }
1344 netif_wake_queue(dev);
1345}
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355static void ei_receive(struct net_device *dev)
1356{
1357 long e8390_base = dev->base_addr;
1358 struct ei_device *ei_local = netdev_priv(dev);
1359 unsigned char rxing_page, this_frame, next_frame;
1360 unsigned short current_offset;
1361 int rx_pkt_count = 0;
1362 struct e8390_pkt_hdr rx_frame;
1363
1364 while (++rx_pkt_count < 10)
1365 {
1366 int pkt_len, pkt_stat;
1367
1368
1369 rxing_page = inb_p(e8390_base + EN1_CURPAG -1);
1370
1371
1372 this_frame = inb_p(e8390_base + EN0_BOUNDARY) + 1;
1373 if (this_frame >= ei_local->stop_page)
1374 this_frame = ei_local->rx_start_page;
1375
1376
1377
1378
1379
1380
1381
1382 if (ei_debug > 0 && this_frame != ei_local->current_page && (this_frame!=0x0 || rxing_page!=0xFF))
1383 netdev_err(dev, "mismatched read page pointers %2x vs %2x\n",
1384 this_frame, ei_local->current_page);
1385
1386 if (this_frame == rxing_page)
1387 break;
1388
1389 current_offset = this_frame << 8;
1390 ei_get_8390_hdr(dev, &rx_frame, this_frame);
1391
1392 pkt_len = rx_frame.count - sizeof(struct e8390_pkt_hdr);
1393 pkt_stat = rx_frame.status;
1394
1395 next_frame = this_frame + 1 + ((pkt_len+4)>>8);
1396
1397 if (pkt_len < 60 || pkt_len > 1518)
1398 {
1399 if (ei_debug)
1400 netdev_printk(KERN_DEBUG, dev,
1401 "bogus packet size: %d, status=%#2x nxpg=%#2x\n",
1402 rx_frame.count, rx_frame.status,
1403 rx_frame.next);
1404 dev->stats.rx_errors++;
1405 dev->stats.rx_length_errors++;
1406 }
1407 else if ((pkt_stat & 0x0F) == ENRSR_RXOK)
1408 {
1409 struct sk_buff *skb;
1410
1411 skb = dev_alloc_skb(pkt_len+2);
1412 if (skb == NULL)
1413 {
1414 if (ei_debug > 1)
1415 netdev_printk(KERN_DEBUG, dev,
1416 "Couldn't allocate a sk_buff of size %d\n",
1417 pkt_len);
1418 dev->stats.rx_dropped++;
1419 break;
1420 }
1421 else
1422 {
1423 skb_reserve(skb,2);
1424 skb_put(skb, pkt_len);
1425 ei_block_input(dev, pkt_len, skb, current_offset + sizeof(rx_frame));
1426 skb->protocol=eth_type_trans(skb,dev);
1427 netif_rx(skb);
1428 dev->stats.rx_packets++;
1429 dev->stats.rx_bytes += pkt_len;
1430 if (pkt_stat & ENRSR_PHY)
1431 dev->stats.multicast++;
1432 }
1433 }
1434 else
1435 {
1436 if (ei_debug)
1437 netdev_printk(KERN_DEBUG, dev,
1438 "bogus packet: status=%#2x nxpg=%#2x size=%d\n",
1439 rx_frame.status, rx_frame.next,
1440 rx_frame.count);
1441 dev->stats.rx_errors++;
1442
1443 if (pkt_stat & ENRSR_FO)
1444 dev->stats.rx_fifo_errors++;
1445 }
1446 next_frame = rx_frame.next;
1447
1448
1449 if (next_frame >= ei_local->stop_page) {
1450 netdev_info(dev, "next frame inconsistency, %#2x\n",
1451 next_frame);
1452 next_frame = ei_local->rx_start_page;
1453 }
1454 ei_local->current_page = next_frame;
1455 outb_p(next_frame-1, e8390_base+EN0_BOUNDARY);
1456 }
1457}
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472static void ei_rx_overrun(struct net_device *dev)
1473{
1474 axnet_dev_t *info = PRIV(dev);
1475 long e8390_base = dev->base_addr;
1476 unsigned char was_txing, must_resend = 0;
1477
1478
1479
1480
1481
1482 was_txing = inb_p(e8390_base+E8390_CMD) & E8390_TRANS;
1483 outb_p(E8390_NODMA+E8390_PAGE0+E8390_STOP, e8390_base+E8390_CMD);
1484
1485 if (ei_debug > 1)
1486 netdev_printk(KERN_DEBUG, dev, "Receiver overrun\n");
1487 dev->stats.rx_over_errors++;
1488
1489
1490
1491
1492
1493
1494 mdelay(2);
1495
1496
1497
1498
1499 outb_p(0x00, e8390_base+EN0_RCNTLO);
1500 outb_p(0x00, e8390_base+EN0_RCNTHI);
1501
1502
1503
1504
1505
1506
1507 if (was_txing)
1508 {
1509 unsigned char tx_completed = inb_p(e8390_base+EN0_ISR) & (ENISR_TX+ENISR_TX_ERR);
1510 if (!tx_completed)
1511 must_resend = 1;
1512 }
1513
1514
1515
1516
1517
1518 outb_p(E8390_TXOFF, e8390_base + EN0_TXCR);
1519 outb_p(E8390_NODMA + E8390_PAGE0 + E8390_START, e8390_base + E8390_CMD);
1520
1521
1522
1523
1524 ei_receive(dev);
1525
1526
1527
1528
1529 outb_p(E8390_TXCONFIG | info->duplex_flag, e8390_base + EN0_TXCR);
1530 if (must_resend)
1531 outb_p(E8390_NODMA + E8390_PAGE0 + E8390_START + E8390_TRANS, e8390_base + E8390_CMD);
1532}
1533
1534
1535
1536
1537
1538static struct net_device_stats *get_stats(struct net_device *dev)
1539{
1540 long ioaddr = dev->base_addr;
1541 struct ei_device *ei_local = netdev_priv(dev);
1542 unsigned long flags;
1543
1544
1545 if (!netif_running(dev))
1546 return &dev->stats;
1547
1548 spin_lock_irqsave(&ei_local->page_lock,flags);
1549
1550 dev->stats.rx_frame_errors += inb_p(ioaddr + EN0_COUNTER0);
1551 dev->stats.rx_crc_errors += inb_p(ioaddr + EN0_COUNTER1);
1552 dev->stats.rx_missed_errors+= inb_p(ioaddr + EN0_COUNTER2);
1553 spin_unlock_irqrestore(&ei_local->page_lock, flags);
1554
1555 return &dev->stats;
1556}
1557
1558
1559
1560
1561
1562
1563static inline void make_mc_bits(u8 *bits, struct net_device *dev)
1564{
1565 struct netdev_hw_addr *ha;
1566 u32 crc;
1567
1568 netdev_for_each_mc_addr(ha, dev) {
1569 crc = ether_crc(ETH_ALEN, ha->addr);
1570
1571
1572
1573
1574 bits[crc>>29] |= (1<<((crc>>26)&7));
1575 }
1576}
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586static void do_set_multicast_list(struct net_device *dev)
1587{
1588 long e8390_base = dev->base_addr;
1589 int i;
1590 struct ei_device *ei_local = netdev_priv(dev);
1591
1592 if (!(dev->flags&(IFF_PROMISC|IFF_ALLMULTI))) {
1593 memset(ei_local->mcfilter, 0, 8);
1594 if (!netdev_mc_empty(dev))
1595 make_mc_bits(ei_local->mcfilter, dev);
1596 } else {
1597
1598 memset(ei_local->mcfilter, 0xFF, 8);
1599 }
1600
1601 outb_p(E8390_NODMA + E8390_PAGE1, e8390_base + E8390_CMD);
1602 for(i = 0; i < 8; i++)
1603 {
1604 outb_p(ei_local->mcfilter[i], e8390_base + EN1_MULT_SHIFT(i));
1605 }
1606 outb_p(E8390_NODMA + E8390_PAGE0, e8390_base + E8390_CMD);
1607
1608 if(dev->flags&IFF_PROMISC)
1609 outb_p(E8390_RXCONFIG | 0x58, e8390_base + EN0_RXCR);
1610 else if (dev->flags & IFF_ALLMULTI || !netdev_mc_empty(dev))
1611 outb_p(E8390_RXCONFIG | 0x48, e8390_base + EN0_RXCR);
1612 else
1613 outb_p(E8390_RXCONFIG | 0x40, e8390_base + EN0_RXCR);
1614
1615 outb_p(E8390_NODMA+E8390_PAGE0+E8390_START, e8390_base+E8390_CMD);
1616}
1617
1618
1619
1620
1621
1622
1623
1624static void set_multicast_list(struct net_device *dev)
1625{
1626 unsigned long flags;
1627
1628 spin_lock_irqsave(&dev_lock(dev), flags);
1629 do_set_multicast_list(dev);
1630 spin_unlock_irqrestore(&dev_lock(dev), flags);
1631}
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644static void AX88190_init(struct net_device *dev, int startp)
1645{
1646 axnet_dev_t *info = PRIV(dev);
1647 long e8390_base = dev->base_addr;
1648 struct ei_device *ei_local = netdev_priv(dev);
1649 int i;
1650 int endcfg = ei_local->word16 ? (0x48 | ENDCFG_WTS) : 0x48;
1651
1652 if(sizeof(struct e8390_pkt_hdr)!=4)
1653 panic("8390.c: header struct mispacked\n");
1654
1655 outb_p(E8390_NODMA+E8390_PAGE0+E8390_STOP, e8390_base+E8390_CMD);
1656 outb_p(endcfg, e8390_base + EN0_DCFG);
1657
1658 outb_p(0x00, e8390_base + EN0_RCNTLO);
1659 outb_p(0x00, e8390_base + EN0_RCNTHI);
1660
1661 outb_p(E8390_RXOFF|0x40, e8390_base + EN0_RXCR);
1662 outb_p(E8390_TXOFF, e8390_base + EN0_TXCR);
1663
1664 outb_p(ei_local->tx_start_page, e8390_base + EN0_TPSR);
1665 ei_local->tx1 = ei_local->tx2 = 0;
1666 outb_p(ei_local->rx_start_page, e8390_base + EN0_STARTPG);
1667 outb_p(ei_local->stop_page-1, e8390_base + EN0_BOUNDARY);
1668 ei_local->current_page = ei_local->rx_start_page;
1669 outb_p(ei_local->stop_page, e8390_base + EN0_STOPPG);
1670
1671 outb_p(0xFF, e8390_base + EN0_ISR);
1672 outb_p(0x00, e8390_base + EN0_IMR);
1673
1674
1675
1676 outb_p(E8390_NODMA + E8390_PAGE1 + E8390_STOP, e8390_base+E8390_CMD);
1677 for(i = 0; i < 6; i++)
1678 {
1679 outb_p(dev->dev_addr[i], e8390_base + EN1_PHYS_SHIFT(i));
1680 if(inb_p(e8390_base + EN1_PHYS_SHIFT(i))!=dev->dev_addr[i])
1681 netdev_err(dev, "Hw. address read/write mismap %d\n", i);
1682 }
1683
1684 outb_p(ei_local->rx_start_page, e8390_base + EN1_CURPAG);
1685 outb_p(E8390_NODMA+E8390_PAGE0+E8390_STOP, e8390_base+E8390_CMD);
1686
1687 netif_start_queue(dev);
1688 ei_local->tx1 = ei_local->tx2 = 0;
1689 ei_local->txing = 0;
1690
1691 if (info->flags & IS_AX88790)
1692 outb(0x10, e8390_base + AXNET_GPIO);
1693
1694 if (startp)
1695 {
1696 outb_p(0xff, e8390_base + EN0_ISR);
1697 outb_p(ENISR_ALL, e8390_base + EN0_IMR);
1698 outb_p(E8390_NODMA+E8390_PAGE0+E8390_START, e8390_base+E8390_CMD);
1699 outb_p(E8390_TXCONFIG | info->duplex_flag,
1700 e8390_base + EN0_TXCR);
1701
1702 outb_p(E8390_RXCONFIG | 0x40, e8390_base + EN0_RXCR);
1703 do_set_multicast_list(dev);
1704 }
1705}
1706
1707
1708
1709
1710static void NS8390_trigger_send(struct net_device *dev, unsigned int length,
1711 int start_page)
1712{
1713 long e8390_base = dev->base_addr;
1714 struct ei_device *ei_local __attribute((unused)) = netdev_priv(dev);
1715
1716 if (inb_p(e8390_base) & E8390_TRANS)
1717 {
1718 netdev_warn(dev, "trigger_send() called with the transmitter busy\n");
1719 return;
1720 }
1721 outb_p(length & 0xff, e8390_base + EN0_TCNTLO);
1722 outb_p(length >> 8, e8390_base + EN0_TCNTHI);
1723 outb_p(start_page, e8390_base + EN0_TPSR);
1724 outb_p(E8390_NODMA+E8390_TRANS+E8390_START, e8390_base+E8390_CMD);
1725}
1726