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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/ptrace.h>
32#include <linux/string.h>
33#include <linux/timer.h>
34#include <linux/delay.h>
35#include <linux/spinlock.h>
36#include <linux/netdevice.h>
37#include <linux/etherdevice.h>
38#include <linux/crc32.h>
39#include <linux/mii.h>
40#include "8390.h"
41
42#include <pcmcia/cistpl.h>
43#include <pcmcia/ciscode.h>
44#include <pcmcia/ds.h>
45#include <pcmcia/cisreg.h>
46
47#include <asm/io.h>
48#include <asm/byteorder.h>
49#include <asm/uaccess.h>
50
51#define AXNET_CMD 0x00
52#define AXNET_DATAPORT 0x10
53#define AXNET_RESET 0x1f
54#define AXNET_MII_EEP 0x14
55#define AXNET_TEST 0x15
56#define AXNET_GPIO 0x17
57
58#define AXNET_START_PG 0x40
59#define AXNET_STOP_PG 0x80
60
61#define AXNET_RDC_TIMEOUT 0x02
62
63#define IS_AX88190 0x0001
64#define IS_AX88790 0x0002
65
66
67
68
69
70MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>");
71MODULE_DESCRIPTION("Asix AX88190 PCMCIA ethernet driver");
72MODULE_LICENSE("GPL");
73
74
75
76
77static int axnet_config(struct pcmcia_device *link);
78static void axnet_release(struct pcmcia_device *link);
79static int axnet_open(struct net_device *dev);
80static int axnet_close(struct net_device *dev);
81static int axnet_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
82static netdev_tx_t axnet_start_xmit(struct sk_buff *skb,
83 struct net_device *dev);
84static struct net_device_stats *get_stats(struct net_device *dev);
85static void set_multicast_list(struct net_device *dev);
86static void axnet_tx_timeout(struct net_device *dev);
87static irqreturn_t ei_irq_wrapper(int irq, void *dev_id);
88static void ei_watchdog(u_long arg);
89static void axnet_reset_8390(struct net_device *dev);
90
91static int mdio_read(unsigned int addr, int phy_id, int loc);
92static void mdio_write(unsigned int addr, int phy_id, int loc, int value);
93
94static void get_8390_hdr(struct net_device *,
95 struct e8390_pkt_hdr *, int);
96static void block_input(struct net_device *dev, int count,
97 struct sk_buff *skb, int ring_offset);
98static void block_output(struct net_device *dev, int count,
99 const u_char *buf, const int start_page);
100
101static void axnet_detach(struct pcmcia_device *p_dev);
102
103static void AX88190_init(struct net_device *dev, int startp);
104static int ax_open(struct net_device *dev);
105static int ax_close(struct net_device *dev);
106static irqreturn_t ax_interrupt(int irq, void *dev_id);
107static u32 axnet_msg_enable;
108
109
110
111struct axnet_dev {
112 struct pcmcia_device *p_dev;
113 caddr_t base;
114 struct timer_list watchdog;
115 int stale, fast_poll;
116 u_short link_status;
117 u_char duplex_flag;
118 int phy_id;
119 int flags;
120 int active_low;
121};
122
123static inline struct axnet_dev *PRIV(struct net_device *dev)
124{
125 void *p = (char *)netdev_priv(dev) + sizeof(struct ei_device);
126 return p;
127}
128
129static const struct net_device_ops axnet_netdev_ops = {
130 .ndo_open = axnet_open,
131 .ndo_stop = axnet_close,
132 .ndo_do_ioctl = axnet_ioctl,
133 .ndo_start_xmit = axnet_start_xmit,
134 .ndo_tx_timeout = axnet_tx_timeout,
135 .ndo_get_stats = get_stats,
136 .ndo_set_rx_mode = set_multicast_list,
137 .ndo_change_mtu = eth_change_mtu,
138 .ndo_set_mac_address = eth_mac_addr,
139 .ndo_validate_addr = eth_validate_addr,
140};
141
142static int axnet_probe(struct pcmcia_device *link)
143{
144 struct axnet_dev *info;
145 struct net_device *dev;
146 struct ei_device *ei_local;
147
148 dev_dbg(&link->dev, "axnet_attach()\n");
149
150 dev = alloc_etherdev(sizeof(struct ei_device) + sizeof(struct axnet_dev));
151 if (!dev)
152 return -ENOMEM;
153
154 ei_local = netdev_priv(dev);
155 ei_local->msg_enable = axnet_msg_enable;
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 struct axnet_dev *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 struct axnet_dev *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 struct axnet_dev *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 setup_timer(&info->watchdog, ei_watchdog, (u_long)dev);
488 mod_timer(&info->watchdog, jiffies + HZ);
489
490 return ax_open(dev);
491}
492
493
494
495static int axnet_close(struct net_device *dev)
496{
497 struct axnet_dev *info = PRIV(dev);
498 struct pcmcia_device *link = info->p_dev;
499
500 dev_dbg(&link->dev, "axnet_close('%s')\n", dev->name);
501
502 ax_close(dev);
503 free_irq(dev->irq, dev);
504
505 link->open--;
506 netif_stop_queue(dev);
507 del_timer_sync(&info->watchdog);
508
509 return 0;
510}
511
512
513
514
515
516
517
518
519static void axnet_reset_8390(struct net_device *dev)
520{
521 unsigned int nic_base = dev->base_addr;
522 int i;
523
524 ei_status.txing = ei_status.dmaing = 0;
525
526 outb_p(E8390_NODMA+E8390_PAGE0+E8390_STOP, nic_base + E8390_CMD);
527
528 outb(inb(nic_base + AXNET_RESET), nic_base + AXNET_RESET);
529
530 for (i = 0; i < 100; i++) {
531 if ((inb_p(nic_base+EN0_ISR) & ENISR_RESET) != 0)
532 break;
533 udelay(100);
534 }
535 outb_p(ENISR_RESET, nic_base + EN0_ISR);
536
537 if (i == 100)
538 netdev_err(dev, "axnet_reset_8390() did not complete\n");
539
540}
541
542
543
544static irqreturn_t ei_irq_wrapper(int irq, void *dev_id)
545{
546 struct net_device *dev = dev_id;
547 PRIV(dev)->stale = 0;
548 return ax_interrupt(irq, dev_id);
549}
550
551static void ei_watchdog(u_long arg)
552{
553 struct net_device *dev = (struct net_device *)(arg);
554 struct axnet_dev *info = PRIV(dev);
555 unsigned int nic_base = dev->base_addr;
556 unsigned int mii_addr = nic_base + AXNET_MII_EEP;
557 u_short link;
558
559 if (!netif_device_present(dev)) goto reschedule;
560
561
562
563 if (info->stale++ && (inb_p(nic_base + EN0_ISR) & ENISR_ALL)) {
564 if (!info->fast_poll)
565 netdev_info(dev, "interrupt(s) dropped!\n");
566 ei_irq_wrapper(dev->irq, dev);
567 info->fast_poll = HZ;
568 }
569 if (info->fast_poll) {
570 info->fast_poll--;
571 info->watchdog.expires = jiffies + 1;
572 add_timer(&info->watchdog);
573 return;
574 }
575
576 if (info->phy_id < 0)
577 goto reschedule;
578 link = mdio_read(mii_addr, info->phy_id, 1);
579 if (!link || (link == 0xffff)) {
580 netdev_info(dev, "MII is missing!\n");
581 info->phy_id = -1;
582 goto reschedule;
583 }
584
585 link &= 0x0004;
586 if (link != info->link_status) {
587 u_short p = mdio_read(mii_addr, info->phy_id, 5);
588 netdev_info(dev, "%s link beat\n", link ? "found" : "lost");
589 if (link) {
590 info->duplex_flag = (p & 0x0140) ? 0x80 : 0x00;
591 if (p)
592 netdev_info(dev, "autonegotiation complete: %dbaseT-%cD selected\n",
593 (p & 0x0180) ? 100 : 10, (p & 0x0140) ? 'F' : 'H');
594 else
595 netdev_info(dev, "link partner did not autonegotiate\n");
596 AX88190_init(dev, 1);
597 }
598 info->link_status = link;
599 }
600
601reschedule:
602 info->watchdog.expires = jiffies + HZ;
603 add_timer(&info->watchdog);
604}
605
606
607
608static int axnet_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
609{
610 struct axnet_dev *info = PRIV(dev);
611 struct mii_ioctl_data *data = if_mii(rq);
612 unsigned int mii_addr = dev->base_addr + AXNET_MII_EEP;
613 switch (cmd) {
614 case SIOCGMIIPHY:
615 data->phy_id = info->phy_id;
616 case SIOCGMIIREG:
617 data->val_out = mdio_read(mii_addr, data->phy_id, data->reg_num & 0x1f);
618 return 0;
619 case SIOCSMIIREG:
620 mdio_write(mii_addr, data->phy_id, data->reg_num & 0x1f, data->val_in);
621 return 0;
622 }
623 return -EOPNOTSUPP;
624}
625
626
627
628static void get_8390_hdr(struct net_device *dev,
629 struct e8390_pkt_hdr *hdr,
630 int ring_page)
631{
632 unsigned int nic_base = dev->base_addr;
633
634 outb_p(0, nic_base + EN0_RSARLO);
635 outb_p(ring_page, nic_base + EN0_RSARHI);
636 outb_p(E8390_RREAD+E8390_START, nic_base + AXNET_CMD);
637
638 insw(nic_base + AXNET_DATAPORT, hdr,
639 sizeof(struct e8390_pkt_hdr)>>1);
640
641 hdr->count = le16_to_cpu(hdr->count);
642
643}
644
645
646
647static void block_input(struct net_device *dev, int count,
648 struct sk_buff *skb, int ring_offset)
649{
650 unsigned int nic_base = dev->base_addr;
651 struct ei_device *ei_local = netdev_priv(dev);
652 int xfer_count = count;
653 char *buf = skb->data;
654
655 if ((netif_msg_rx_status(ei_local)) && (count != 4))
656 netdev_dbg(dev, "[bi=%d]\n", count+4);
657 outb_p(ring_offset & 0xff, nic_base + EN0_RSARLO);
658 outb_p(ring_offset >> 8, nic_base + EN0_RSARHI);
659 outb_p(E8390_RREAD+E8390_START, nic_base + AXNET_CMD);
660
661 insw(nic_base + AXNET_DATAPORT,buf,count>>1);
662 if (count & 0x01)
663 buf[count-1] = inb(nic_base + AXNET_DATAPORT), xfer_count++;
664
665}
666
667
668
669static void block_output(struct net_device *dev, int count,
670 const u_char *buf, const int start_page)
671{
672 unsigned int nic_base = dev->base_addr;
673
674 pr_debug("%s: [bo=%d]\n", dev->name, count);
675
676
677
678
679 if (count & 0x01)
680 count++;
681
682 outb_p(0x00, nic_base + EN0_RSARLO);
683 outb_p(start_page, nic_base + EN0_RSARHI);
684 outb_p(E8390_RWRITE+E8390_START, nic_base + AXNET_CMD);
685 outsw(nic_base + AXNET_DATAPORT, buf, count>>1);
686}
687
688static const struct pcmcia_device_id axnet_ids[] = {
689 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x016c, 0x0081),
690 PCMCIA_DEVICE_MANF_CARD(0x018a, 0x0301),
691 PCMCIA_DEVICE_MANF_CARD(0x01bf, 0x2328),
692 PCMCIA_DEVICE_MANF_CARD(0x026f, 0x0301),
693 PCMCIA_DEVICE_MANF_CARD(0x026f, 0x0303),
694 PCMCIA_DEVICE_MANF_CARD(0x026f, 0x0309),
695 PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1106),
696 PCMCIA_DEVICE_MANF_CARD(0x8a01, 0xc1ab),
697 PCMCIA_DEVICE_MANF_CARD(0x021b, 0x0202),
698 PCMCIA_DEVICE_MANF_CARD(0xffff, 0x1090),
699 PCMCIA_DEVICE_PROD_ID12("AmbiCom,Inc.", "Fast Ethernet PC Card(AMB8110)", 0x49b020a7, 0x119cc9fc),
700 PCMCIA_DEVICE_PROD_ID124("Fast Ethernet", "16-bit PC Card", "AX88190", 0xb4be14e3, 0x9a12eb6a, 0xab9be5ef),
701 PCMCIA_DEVICE_PROD_ID12("ASIX", "AX88190", 0x0959823b, 0xab9be5ef),
702 PCMCIA_DEVICE_PROD_ID12("Billionton", "LNA-100B", 0x552ab682, 0xbc3b87e1),
703 PCMCIA_DEVICE_PROD_ID12("CHEETAH ETHERCARD", "EN2228", 0x00fa7bc8, 0x00e990cc),
704 PCMCIA_DEVICE_PROD_ID12("CNet", "CNF301", 0xbc477dde, 0x78c5f40b),
705 PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega FEther PCC-TXD", 0x5261440f, 0x436768c5),
706 PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega FEtherII PCC-TXD", 0x5261440f, 0x730df72e),
707 PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega FEther PCC-TXM", 0x5261440f, 0x3abbd061),
708 PCMCIA_DEVICE_PROD_ID12("Dynalink", "L100C16", 0x55632fd5, 0x66bc2a90),
709 PCMCIA_DEVICE_PROD_ID12("IO DATA", "ETXPCM", 0x547e66dc, 0x233adac2),
710 PCMCIA_DEVICE_PROD_ID12("Linksys", "EtherFast 10/100 PC Card (PCMPC100 V3)", 0x0733cc81, 0x232019a8),
711 PCMCIA_DEVICE_PROD_ID12("MELCO", "LPC3-TX", 0x481e0094, 0xf91af609),
712 PCMCIA_DEVICE_PROD_ID12("NETGEAR", "FA411", 0x9aa79dc3, 0x40fad875),
713 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "100BASE", 0x281f1c5d, 0x7c2add04),
714 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "FastEtherCard", 0x281f1c5d, 0x7ef26116),
715 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "FEP501", 0x281f1c5d, 0x2e272058),
716 PCMCIA_DEVICE_PROD_ID14("Network Everywhere", "AX88190", 0x820a67b6, 0xab9be5ef),
717 PCMCIA_DEVICE_NULL,
718};
719MODULE_DEVICE_TABLE(pcmcia, axnet_ids);
720
721static struct pcmcia_driver axnet_cs_driver = {
722 .owner = THIS_MODULE,
723 .name = "axnet_cs",
724 .probe = axnet_probe,
725 .remove = axnet_detach,
726 .id_table = axnet_ids,
727 .suspend = axnet_suspend,
728 .resume = axnet_resume,
729};
730module_pcmcia_driver(axnet_cs_driver);
731
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781#include <linux/bitops.h>
782#include <asm/irq.h>
783#include <linux/fcntl.h>
784#include <linux/in.h>
785#include <linux/interrupt.h>
786
787#define BUG_83C690
788
789
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807#define ei_reset_8390 (ei_local->reset_8390)
808#define ei_block_output (ei_local->block_output)
809#define ei_block_input (ei_local->block_input)
810#define ei_get_8390_hdr (ei_local->get_8390_hdr)
811
812
813static void ei_tx_intr(struct net_device *dev);
814static void ei_tx_err(struct net_device *dev);
815static void ei_receive(struct net_device *dev);
816static void ei_rx_overrun(struct net_device *dev);
817
818
819static void NS8390_trigger_send(struct net_device *dev, unsigned int length,
820 int start_page);
821static void do_set_multicast_list(struct net_device *dev);
822
823
824
825
826
827
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831
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855
856
857static int ax_open(struct net_device *dev)
858{
859 unsigned long flags;
860 struct ei_device *ei_local = netdev_priv(dev);
861
862
863
864
865
866
867 spin_lock_irqsave(&ei_local->page_lock, flags);
868 AX88190_init(dev, 1);
869
870
871 netif_start_queue(dev);
872 spin_unlock_irqrestore(&ei_local->page_lock, flags);
873 ei_local->irqlock = 0;
874 return 0;
875}
876
877#define dev_lock(dev) (((struct ei_device *)netdev_priv(dev))->page_lock)
878
879
880
881
882
883
884
885static int ax_close(struct net_device *dev)
886{
887 unsigned long flags;
888
889
890
891
892
893 spin_lock_irqsave(&dev_lock(dev), flags);
894 AX88190_init(dev, 0);
895 spin_unlock_irqrestore(&dev_lock(dev), flags);
896 netif_stop_queue(dev);
897 return 0;
898}
899
900
901
902
903
904
905
906
907
908static void axnet_tx_timeout(struct net_device *dev)
909{
910 long e8390_base = dev->base_addr;
911 struct ei_device *ei_local = netdev_priv(dev);
912 int txsr, isr, tickssofar = jiffies - dev_trans_start(dev);
913 unsigned long flags;
914
915 dev->stats.tx_errors++;
916
917 spin_lock_irqsave(&ei_local->page_lock, flags);
918 txsr = inb(e8390_base+EN0_TSR);
919 isr = inb(e8390_base+EN0_ISR);
920 spin_unlock_irqrestore(&ei_local->page_lock, flags);
921
922 netdev_dbg(dev, "Tx timed out, %s TSR=%#2x, ISR=%#2x, t=%d.\n",
923 (txsr & ENTSR_ABT) ? "excess collisions." :
924 (isr) ? "lost interrupt?" : "cable problem?",
925 txsr, isr, tickssofar);
926
927 if (!isr && !dev->stats.tx_packets)
928 {
929
930 ei_local->interface_num ^= 1;
931 }
932
933
934
935 spin_lock_irqsave(&ei_local->page_lock, flags);
936
937
938 ei_reset_8390(dev);
939 AX88190_init(dev, 1);
940
941 spin_unlock_irqrestore(&ei_local->page_lock, flags);
942 netif_wake_queue(dev);
943}
944
945
946
947
948
949
950
951
952
953static netdev_tx_t axnet_start_xmit(struct sk_buff *skb,
954 struct net_device *dev)
955{
956 long e8390_base = dev->base_addr;
957 struct ei_device *ei_local = netdev_priv(dev);
958 int length, send_length, output_page;
959 unsigned long flags;
960 u8 packet[ETH_ZLEN];
961
962 netif_stop_queue(dev);
963
964 length = skb->len;
965
966
967
968
969
970
971 spin_lock_irqsave(&ei_local->page_lock, flags);
972 outb_p(0x00, e8390_base + EN0_IMR);
973
974
975
976
977
978 ei_local->irqlock = 1;
979
980 send_length = max(length, ETH_ZLEN);
981
982
983
984
985
986
987
988
989
990 if (ei_local->tx1 == 0)
991 {
992 output_page = ei_local->tx_start_page;
993 ei_local->tx1 = send_length;
994 if ((netif_msg_tx_queued(ei_local)) &&
995 ei_local->tx2 > 0)
996 netdev_dbg(dev,
997 "idle transmitter tx2=%d, lasttx=%d, txing=%d\n",
998 ei_local->tx2, ei_local->lasttx,
999 ei_local->txing);
1000 }
1001 else if (ei_local->tx2 == 0)
1002 {
1003 output_page = ei_local->tx_start_page + TX_PAGES/2;
1004 ei_local->tx2 = send_length;
1005 if ((netif_msg_tx_queued(ei_local)) &&
1006 ei_local->tx1 > 0)
1007 netdev_dbg(dev,
1008 "idle transmitter, tx1=%d, lasttx=%d, txing=%d\n",
1009 ei_local->tx1, ei_local->lasttx,
1010 ei_local->txing);
1011 }
1012 else
1013 {
1014 netif_dbg(ei_local, tx_err, dev,
1015 "No Tx buffers free! tx1=%d tx2=%d last=%d\n",
1016 ei_local->tx1, ei_local->tx2,
1017 ei_local->lasttx);
1018 ei_local->irqlock = 0;
1019 netif_stop_queue(dev);
1020 outb_p(ENISR_ALL, e8390_base + EN0_IMR);
1021 spin_unlock_irqrestore(&ei_local->page_lock, flags);
1022 dev->stats.tx_errors++;
1023 return NETDEV_TX_BUSY;
1024 }
1025
1026
1027
1028
1029
1030
1031
1032 if (length == skb->len)
1033 ei_block_output(dev, length, skb->data, output_page);
1034 else {
1035 memset(packet, 0, ETH_ZLEN);
1036 skb_copy_from_linear_data(skb, packet, skb->len);
1037 ei_block_output(dev, length, packet, output_page);
1038 }
1039
1040 if (! ei_local->txing)
1041 {
1042 ei_local->txing = 1;
1043 NS8390_trigger_send(dev, send_length, output_page);
1044 dev->trans_start = jiffies;
1045 if (output_page == ei_local->tx_start_page)
1046 {
1047 ei_local->tx1 = -1;
1048 ei_local->lasttx = -1;
1049 }
1050 else
1051 {
1052 ei_local->tx2 = -1;
1053 ei_local->lasttx = -2;
1054 }
1055 }
1056 else ei_local->txqueue++;
1057
1058 if (ei_local->tx1 && ei_local->tx2)
1059 netif_stop_queue(dev);
1060 else
1061 netif_start_queue(dev);
1062
1063
1064 ei_local->irqlock = 0;
1065 outb_p(ENISR_ALL, e8390_base + EN0_IMR);
1066
1067 spin_unlock_irqrestore(&ei_local->page_lock, flags);
1068
1069 dev_kfree_skb (skb);
1070 dev->stats.tx_bytes += send_length;
1071
1072 return NETDEV_TX_OK;
1073}
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087static irqreturn_t ax_interrupt(int irq, void *dev_id)
1088{
1089 struct net_device *dev = dev_id;
1090 long e8390_base;
1091 int interrupts, nr_serviced = 0, i;
1092 struct ei_device *ei_local;
1093 int handled = 0;
1094 unsigned long flags;
1095
1096 e8390_base = dev->base_addr;
1097 ei_local = netdev_priv(dev);
1098
1099
1100
1101
1102
1103 spin_lock_irqsave(&ei_local->page_lock, flags);
1104
1105 if (ei_local->irqlock) {
1106#if 1
1107 const char *msg;
1108
1109 if (ei_local->irqlock)
1110 msg = "Interrupted while interrupts are masked!";
1111 else
1112 msg = "Reentering the interrupt handler!";
1113 netdev_info(dev, "%s, isr=%#2x imr=%#2x\n",
1114 msg,
1115 inb_p(e8390_base + EN0_ISR),
1116 inb_p(e8390_base + EN0_IMR));
1117#endif
1118 spin_unlock_irqrestore(&ei_local->page_lock, flags);
1119 return IRQ_NONE;
1120 }
1121
1122 netif_dbg(ei_local, intr, dev, "interrupt(isr=%#2.2x)\n",
1123 inb_p(e8390_base + EN0_ISR));
1124
1125 outb_p(0x00, e8390_base + EN0_ISR);
1126 ei_local->irqlock = 1;
1127
1128
1129 while ((interrupts = inb_p(e8390_base + EN0_ISR)) != 0 &&
1130 ++nr_serviced < MAX_SERVICE)
1131 {
1132 if (!netif_running(dev) || (interrupts == 0xff)) {
1133 netif_warn(ei_local, intr, dev,
1134 "interrupt from stopped card\n");
1135 outb_p(interrupts, e8390_base + EN0_ISR);
1136 interrupts = 0;
1137 break;
1138 }
1139 handled = 1;
1140
1141
1142 outb_p(interrupts, e8390_base + EN0_ISR);
1143 for (i = 0; i < 10; i++) {
1144 if (!(inb(e8390_base + EN0_ISR) & interrupts))
1145 break;
1146 outb_p(0, e8390_base + EN0_ISR);
1147 outb_p(interrupts, e8390_base + EN0_ISR);
1148 }
1149 if (interrupts & ENISR_OVER)
1150 ei_rx_overrun(dev);
1151 else if (interrupts & (ENISR_RX+ENISR_RX_ERR))
1152 {
1153
1154 ei_receive(dev);
1155 }
1156
1157 if (interrupts & ENISR_TX)
1158 ei_tx_intr(dev);
1159 else if (interrupts & ENISR_TX_ERR)
1160 ei_tx_err(dev);
1161
1162 if (interrupts & ENISR_COUNTERS)
1163 {
1164 dev->stats.rx_frame_errors += inb_p(e8390_base + EN0_COUNTER0);
1165 dev->stats.rx_crc_errors += inb_p(e8390_base + EN0_COUNTER1);
1166 dev->stats.rx_missed_errors+= inb_p(e8390_base + EN0_COUNTER2);
1167 }
1168 }
1169
1170 if (interrupts && (netif_msg_intr(ei_local)))
1171 {
1172 handled = 1;
1173 if (nr_serviced >= MAX_SERVICE)
1174 {
1175
1176 if (interrupts != 0xFF)
1177 netdev_warn(dev,
1178 "Too much work at interrupt, status %#2.2x\n",
1179 interrupts);
1180 outb_p(ENISR_ALL, e8390_base + EN0_ISR);
1181 } else {
1182 netdev_warn(dev, "unknown interrupt %#2x\n",
1183 interrupts);
1184 outb_p(0xff, e8390_base + EN0_ISR);
1185 }
1186 }
1187
1188
1189 ei_local->irqlock = 0;
1190 outb_p(ENISR_ALL, e8390_base + EN0_IMR);
1191
1192 spin_unlock_irqrestore(&ei_local->page_lock, flags);
1193 return IRQ_RETVAL(handled);
1194}
1195
1196
1197
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1199
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1201
1202
1203
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1209
1210static void ei_tx_err(struct net_device *dev)
1211{
1212 long e8390_base = dev->base_addr;
1213 unsigned char txsr = inb_p(e8390_base+EN0_TSR);
1214 unsigned char tx_was_aborted = txsr & (ENTSR_ABT+ENTSR_FU);
1215
1216#ifdef VERBOSE_ERROR_DUMP
1217 netdev_dbg(dev, "transmitter error (%#2x):", txsr);
1218 if (txsr & ENTSR_ABT)
1219 pr_cont(" excess-collisions");
1220 if (txsr & ENTSR_ND)
1221 pr_cont(" non-deferral");
1222 if (txsr & ENTSR_CRS)
1223 pr_cont(" lost-carrier");
1224 if (txsr & ENTSR_FU)
1225 pr_cont(" FIFO-underrun");
1226 if (txsr & ENTSR_CDH)
1227 pr_cont(" lost-heartbeat");
1228 pr_cont("\n");
1229#endif
1230
1231 if (tx_was_aborted)
1232 ei_tx_intr(dev);
1233 else
1234 {
1235 dev->stats.tx_errors++;
1236 if (txsr & ENTSR_CRS) dev->stats.tx_carrier_errors++;
1237 if (txsr & ENTSR_CDH) dev->stats.tx_heartbeat_errors++;
1238 if (txsr & ENTSR_OWC) dev->stats.tx_window_errors++;
1239 }
1240}
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250static void ei_tx_intr(struct net_device *dev)
1251{
1252 long e8390_base = dev->base_addr;
1253 struct ei_device *ei_local = netdev_priv(dev);
1254 int status = inb(e8390_base + EN0_TSR);
1255
1256
1257
1258
1259
1260 ei_local->txqueue--;
1261
1262 if (ei_local->tx1 < 0)
1263 {
1264 if (ei_local->lasttx != 1 && ei_local->lasttx != -1)
1265 netdev_err(dev, "%s: bogus last_tx_buffer %d, tx1=%d\n",
1266 ei_local->name, ei_local->lasttx,
1267 ei_local->tx1);
1268 ei_local->tx1 = 0;
1269 if (ei_local->tx2 > 0)
1270 {
1271 ei_local->txing = 1;
1272 NS8390_trigger_send(dev, ei_local->tx2, ei_local->tx_start_page + 6);
1273 dev->trans_start = jiffies;
1274 ei_local->tx2 = -1,
1275 ei_local->lasttx = 2;
1276 }
1277 else ei_local->lasttx = 20, ei_local->txing = 0;
1278 }
1279 else if (ei_local->tx2 < 0)
1280 {
1281 if (ei_local->lasttx != 2 && ei_local->lasttx != -2)
1282 netdev_err(dev, "%s: bogus last_tx_buffer %d, tx2=%d\n",
1283 ei_local->name, ei_local->lasttx,
1284 ei_local->tx2);
1285 ei_local->tx2 = 0;
1286 if (ei_local->tx1 > 0)
1287 {
1288 ei_local->txing = 1;
1289 NS8390_trigger_send(dev, ei_local->tx1, ei_local->tx_start_page);
1290 dev->trans_start = jiffies;
1291 ei_local->tx1 = -1;
1292 ei_local->lasttx = 1;
1293 }
1294 else
1295 ei_local->lasttx = 10, ei_local->txing = 0;
1296 }
1297
1298
1299
1300
1301
1302 if (status & ENTSR_COL)
1303 dev->stats.collisions++;
1304 if (status & ENTSR_PTX)
1305 dev->stats.tx_packets++;
1306 else
1307 {
1308 dev->stats.tx_errors++;
1309 if (status & ENTSR_ABT)
1310 {
1311 dev->stats.tx_aborted_errors++;
1312 dev->stats.collisions += 16;
1313 }
1314 if (status & ENTSR_CRS)
1315 dev->stats.tx_carrier_errors++;
1316 if (status & ENTSR_FU)
1317 dev->stats.tx_fifo_errors++;
1318 if (status & ENTSR_CDH)
1319 dev->stats.tx_heartbeat_errors++;
1320 if (status & ENTSR_OWC)
1321 dev->stats.tx_window_errors++;
1322 }
1323 netif_wake_queue(dev);
1324}
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334static void ei_receive(struct net_device *dev)
1335{
1336 long e8390_base = dev->base_addr;
1337 struct ei_device *ei_local = netdev_priv(dev);
1338 unsigned char rxing_page, this_frame, next_frame;
1339 unsigned short current_offset;
1340 int rx_pkt_count = 0;
1341 struct e8390_pkt_hdr rx_frame;
1342
1343 while (++rx_pkt_count < 10)
1344 {
1345 int pkt_len, pkt_stat;
1346
1347
1348 rxing_page = inb_p(e8390_base + EN1_CURPAG -1);
1349
1350
1351 this_frame = inb_p(e8390_base + EN0_BOUNDARY) + 1;
1352 if (this_frame >= ei_local->stop_page)
1353 this_frame = ei_local->rx_start_page;
1354
1355
1356
1357
1358
1359
1360
1361 if ((netif_msg_rx_err(ei_local)) &&
1362 this_frame != ei_local->current_page &&
1363 (this_frame != 0x0 || rxing_page != 0xFF))
1364 netdev_err(dev, "mismatched read page pointers %2x vs %2x\n",
1365 this_frame, ei_local->current_page);
1366
1367 if (this_frame == rxing_page)
1368 break;
1369
1370 current_offset = this_frame << 8;
1371 ei_get_8390_hdr(dev, &rx_frame, this_frame);
1372
1373 pkt_len = rx_frame.count - sizeof(struct e8390_pkt_hdr);
1374 pkt_stat = rx_frame.status;
1375
1376 next_frame = this_frame + 1 + ((pkt_len+4)>>8);
1377
1378 if (pkt_len < 60 || pkt_len > 1518)
1379 {
1380 netif_err(ei_local, rx_err, dev,
1381 "bogus packet size: %d, status=%#2x nxpg=%#2x\n",
1382 rx_frame.count, rx_frame.status,
1383 rx_frame.next);
1384 dev->stats.rx_errors++;
1385 dev->stats.rx_length_errors++;
1386 }
1387 else if ((pkt_stat & 0x0F) == ENRSR_RXOK)
1388 {
1389 struct sk_buff *skb;
1390
1391 skb = netdev_alloc_skb(dev, pkt_len + 2);
1392 if (skb == NULL)
1393 {
1394 netif_err(ei_local, rx_err, dev,
1395 "Couldn't allocate a sk_buff of size %d\n",
1396 pkt_len);
1397 dev->stats.rx_dropped++;
1398 break;
1399 }
1400 else
1401 {
1402 skb_reserve(skb,2);
1403 skb_put(skb, pkt_len);
1404 ei_block_input(dev, pkt_len, skb, current_offset + sizeof(rx_frame));
1405 skb->protocol=eth_type_trans(skb,dev);
1406 netif_rx(skb);
1407 dev->stats.rx_packets++;
1408 dev->stats.rx_bytes += pkt_len;
1409 if (pkt_stat & ENRSR_PHY)
1410 dev->stats.multicast++;
1411 }
1412 }
1413 else
1414 {
1415 netif_err(ei_local, rx_err, dev,
1416 "bogus packet: status=%#2x nxpg=%#2x size=%d\n",
1417 rx_frame.status, rx_frame.next,
1418 rx_frame.count);
1419 dev->stats.rx_errors++;
1420
1421 if (pkt_stat & ENRSR_FO)
1422 dev->stats.rx_fifo_errors++;
1423 }
1424 next_frame = rx_frame.next;
1425
1426
1427 if (next_frame >= ei_local->stop_page) {
1428 netdev_info(dev, "next frame inconsistency, %#2x\n",
1429 next_frame);
1430 next_frame = ei_local->rx_start_page;
1431 }
1432 ei_local->current_page = next_frame;
1433 outb_p(next_frame-1, e8390_base+EN0_BOUNDARY);
1434 }
1435}
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450static void ei_rx_overrun(struct net_device *dev)
1451{
1452 struct axnet_dev *info = PRIV(dev);
1453 long e8390_base = dev->base_addr;
1454 unsigned char was_txing, must_resend = 0;
1455 struct ei_device *ei_local = netdev_priv(dev);
1456
1457
1458
1459
1460
1461 was_txing = inb_p(e8390_base+E8390_CMD) & E8390_TRANS;
1462 outb_p(E8390_NODMA+E8390_PAGE0+E8390_STOP, e8390_base+E8390_CMD);
1463
1464 netif_dbg(ei_local, rx_err, dev, "Receiver overrun\n");
1465 dev->stats.rx_over_errors++;
1466
1467
1468
1469
1470
1471
1472 mdelay(2);
1473
1474
1475
1476
1477 outb_p(0x00, e8390_base+EN0_RCNTLO);
1478 outb_p(0x00, e8390_base+EN0_RCNTHI);
1479
1480
1481
1482
1483
1484
1485 if (was_txing)
1486 {
1487 unsigned char tx_completed = inb_p(e8390_base+EN0_ISR) & (ENISR_TX+ENISR_TX_ERR);
1488 if (!tx_completed)
1489 must_resend = 1;
1490 }
1491
1492
1493
1494
1495
1496 outb_p(E8390_TXOFF, e8390_base + EN0_TXCR);
1497 outb_p(E8390_NODMA + E8390_PAGE0 + E8390_START, e8390_base + E8390_CMD);
1498
1499
1500
1501
1502 ei_receive(dev);
1503
1504
1505
1506
1507 outb_p(E8390_TXCONFIG | info->duplex_flag, e8390_base + EN0_TXCR);
1508 if (must_resend)
1509 outb_p(E8390_NODMA + E8390_PAGE0 + E8390_START + E8390_TRANS, e8390_base + E8390_CMD);
1510}
1511
1512
1513
1514
1515
1516static struct net_device_stats *get_stats(struct net_device *dev)
1517{
1518 long ioaddr = dev->base_addr;
1519 struct ei_device *ei_local = netdev_priv(dev);
1520 unsigned long flags;
1521
1522
1523 if (!netif_running(dev))
1524 return &dev->stats;
1525
1526 spin_lock_irqsave(&ei_local->page_lock,flags);
1527
1528 dev->stats.rx_frame_errors += inb_p(ioaddr + EN0_COUNTER0);
1529 dev->stats.rx_crc_errors += inb_p(ioaddr + EN0_COUNTER1);
1530 dev->stats.rx_missed_errors+= inb_p(ioaddr + EN0_COUNTER2);
1531 spin_unlock_irqrestore(&ei_local->page_lock, flags);
1532
1533 return &dev->stats;
1534}
1535
1536
1537
1538
1539
1540
1541static inline void make_mc_bits(u8 *bits, struct net_device *dev)
1542{
1543 struct netdev_hw_addr *ha;
1544 u32 crc;
1545
1546 netdev_for_each_mc_addr(ha, dev) {
1547 crc = ether_crc(ETH_ALEN, ha->addr);
1548
1549
1550
1551
1552 bits[crc>>29] |= (1<<((crc>>26)&7));
1553 }
1554}
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564static void do_set_multicast_list(struct net_device *dev)
1565{
1566 long e8390_base = dev->base_addr;
1567 int i;
1568 struct ei_device *ei_local = netdev_priv(dev);
1569
1570 if (!(dev->flags&(IFF_PROMISC|IFF_ALLMULTI))) {
1571 memset(ei_local->mcfilter, 0, 8);
1572 if (!netdev_mc_empty(dev))
1573 make_mc_bits(ei_local->mcfilter, dev);
1574 } else {
1575
1576 memset(ei_local->mcfilter, 0xFF, 8);
1577 }
1578
1579 outb_p(E8390_NODMA + E8390_PAGE1, e8390_base + E8390_CMD);
1580 for(i = 0; i < 8; i++)
1581 {
1582 outb_p(ei_local->mcfilter[i], e8390_base + EN1_MULT_SHIFT(i));
1583 }
1584 outb_p(E8390_NODMA + E8390_PAGE0, e8390_base + E8390_CMD);
1585
1586 if(dev->flags&IFF_PROMISC)
1587 outb_p(E8390_RXCONFIG | 0x58, e8390_base + EN0_RXCR);
1588 else if (dev->flags & IFF_ALLMULTI || !netdev_mc_empty(dev))
1589 outb_p(E8390_RXCONFIG | 0x48, e8390_base + EN0_RXCR);
1590 else
1591 outb_p(E8390_RXCONFIG | 0x40, e8390_base + EN0_RXCR);
1592
1593 outb_p(E8390_NODMA+E8390_PAGE0+E8390_START, e8390_base+E8390_CMD);
1594}
1595
1596
1597
1598
1599
1600
1601
1602static void set_multicast_list(struct net_device *dev)
1603{
1604 unsigned long flags;
1605
1606 spin_lock_irqsave(&dev_lock(dev), flags);
1607 do_set_multicast_list(dev);
1608 spin_unlock_irqrestore(&dev_lock(dev), flags);
1609}
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622static void AX88190_init(struct net_device *dev, int startp)
1623{
1624 struct axnet_dev *info = PRIV(dev);
1625 long e8390_base = dev->base_addr;
1626 struct ei_device *ei_local = netdev_priv(dev);
1627 int i;
1628 int endcfg = ei_local->word16 ? (0x48 | ENDCFG_WTS) : 0x48;
1629
1630 if(sizeof(struct e8390_pkt_hdr)!=4)
1631 panic("8390.c: header struct mispacked\n");
1632
1633 outb_p(E8390_NODMA+E8390_PAGE0+E8390_STOP, e8390_base+E8390_CMD);
1634 outb_p(endcfg, e8390_base + EN0_DCFG);
1635
1636 outb_p(0x00, e8390_base + EN0_RCNTLO);
1637 outb_p(0x00, e8390_base + EN0_RCNTHI);
1638
1639 outb_p(E8390_RXOFF|0x40, e8390_base + EN0_RXCR);
1640 outb_p(E8390_TXOFF, e8390_base + EN0_TXCR);
1641
1642 outb_p(ei_local->tx_start_page, e8390_base + EN0_TPSR);
1643 ei_local->tx1 = ei_local->tx2 = 0;
1644 outb_p(ei_local->rx_start_page, e8390_base + EN0_STARTPG);
1645 outb_p(ei_local->stop_page-1, e8390_base + EN0_BOUNDARY);
1646 ei_local->current_page = ei_local->rx_start_page;
1647 outb_p(ei_local->stop_page, e8390_base + EN0_STOPPG);
1648
1649 outb_p(0xFF, e8390_base + EN0_ISR);
1650 outb_p(0x00, e8390_base + EN0_IMR);
1651
1652
1653
1654 outb_p(E8390_NODMA + E8390_PAGE1 + E8390_STOP, e8390_base+E8390_CMD);
1655 for(i = 0; i < 6; i++)
1656 {
1657 outb_p(dev->dev_addr[i], e8390_base + EN1_PHYS_SHIFT(i));
1658 if(inb_p(e8390_base + EN1_PHYS_SHIFT(i))!=dev->dev_addr[i])
1659 netdev_err(dev, "Hw. address read/write mismap %d\n", i);
1660 }
1661
1662 outb_p(ei_local->rx_start_page, e8390_base + EN1_CURPAG);
1663 outb_p(E8390_NODMA+E8390_PAGE0+E8390_STOP, e8390_base+E8390_CMD);
1664
1665 netif_start_queue(dev);
1666 ei_local->tx1 = ei_local->tx2 = 0;
1667 ei_local->txing = 0;
1668
1669 if (info->flags & IS_AX88790)
1670 outb(0x10, e8390_base + AXNET_GPIO);
1671
1672 if (startp)
1673 {
1674 outb_p(0xff, e8390_base + EN0_ISR);
1675 outb_p(ENISR_ALL, e8390_base + EN0_IMR);
1676 outb_p(E8390_NODMA+E8390_PAGE0+E8390_START, e8390_base+E8390_CMD);
1677 outb_p(E8390_TXCONFIG | info->duplex_flag,
1678 e8390_base + EN0_TXCR);
1679
1680 outb_p(E8390_RXCONFIG | 0x40, e8390_base + EN0_RXCR);
1681 do_set_multicast_list(dev);
1682 }
1683}
1684
1685
1686
1687
1688static void NS8390_trigger_send(struct net_device *dev, unsigned int length,
1689 int start_page)
1690{
1691 long e8390_base = dev->base_addr;
1692 struct ei_device *ei_local __attribute((unused)) = netdev_priv(dev);
1693
1694 if (inb_p(e8390_base) & E8390_TRANS)
1695 {
1696 netdev_warn(dev, "trigger_send() called with the transmitter busy\n");
1697 return;
1698 }
1699 outb_p(length & 0xff, e8390_base + EN0_TCNTLO);
1700 outb_p(length >> 8, e8390_base + EN0_TCNTHI);
1701 outb_p(start_page, e8390_base + EN0_TPSR);
1702 outb_p(E8390_NODMA+E8390_TRANS+E8390_START, e8390_base+E8390_CMD);
1703}
1704