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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/byteorder.h>
50#include <asm/uaccess.h>
51
52#define AXNET_CMD 0x00
53#define AXNET_DATAPORT 0x10
54#define AXNET_RESET 0x1f
55#define AXNET_MII_EEP 0x14
56#define AXNET_TEST 0x15
57#define AXNET_GPIO 0x17
58
59#define AXNET_START_PG 0x40
60#define AXNET_STOP_PG 0x80
61
62#define AXNET_RDC_TIMEOUT 0x02
63
64#define IS_AX88190 0x0001
65#define IS_AX88790 0x0002
66
67
68
69
70
71MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>");
72MODULE_DESCRIPTION("Asix AX88190 PCMCIA ethernet driver");
73MODULE_LICENSE("GPL");
74
75
76
77
78static int axnet_config(struct pcmcia_device *link);
79static void axnet_release(struct pcmcia_device *link);
80static int axnet_open(struct net_device *dev);
81static int axnet_close(struct net_device *dev);
82static int axnet_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
83static netdev_tx_t axnet_start_xmit(struct sk_buff *skb,
84 struct net_device *dev);
85static struct net_device_stats *get_stats(struct net_device *dev);
86static void set_multicast_list(struct net_device *dev);
87static void axnet_tx_timeout(struct net_device *dev);
88static irqreturn_t ei_irq_wrapper(int irq, void *dev_id);
89static void ei_watchdog(u_long arg);
90static void axnet_reset_8390(struct net_device *dev);
91
92static int mdio_read(unsigned int addr, int phy_id, int loc);
93static void mdio_write(unsigned int addr, int phy_id, int loc, int value);
94
95static void get_8390_hdr(struct net_device *,
96 struct e8390_pkt_hdr *, int);
97static void block_input(struct net_device *dev, int count,
98 struct sk_buff *skb, int ring_offset);
99static void block_output(struct net_device *dev, int count,
100 const u_char *buf, const int start_page);
101
102static void axnet_detach(struct pcmcia_device *p_dev);
103
104static void AX88190_init(struct net_device *dev, int startp);
105static int ax_open(struct net_device *dev);
106static int ax_close(struct net_device *dev);
107static irqreturn_t ax_interrupt(int irq, void *dev_id);
108
109
110
111typedef struct axnet_dev_t {
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} axnet_dev_t;
122
123static inline axnet_dev_t *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 axnet_dev_t *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(axnet_dev_t));
151 if (!dev)
152 return -ENOMEM;
153
154 ei_local = netdev_priv(dev);
155 spin_lock_init(&ei_local->page_lock);
156
157 info = PRIV(dev);
158 info->p_dev = link;
159 link->priv = dev;
160 link->config_flags |= CONF_ENABLE_IRQ;
161
162 dev->netdev_ops = &axnet_netdev_ops;
163
164 dev->watchdog_timeo = TX_TIMEOUT;
165
166 return axnet_config(link);
167}
168
169static void axnet_detach(struct pcmcia_device *link)
170{
171 struct net_device *dev = link->priv;
172
173 dev_dbg(&link->dev, "axnet_detach(0x%p)\n", link);
174
175 unregister_netdev(dev);
176
177 axnet_release(link);
178
179 free_netdev(dev);
180}
181
182
183
184
185
186
187
188static int get_prom(struct pcmcia_device *link)
189{
190 struct net_device *dev = link->priv;
191 unsigned int ioaddr = dev->base_addr;
192 int i, j;
193
194
195 struct {
196 u_char value, offset;
197 } program_seq[] = {
198 {E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD},
199 {0x01, EN0_DCFG},
200 {0x00, EN0_RCNTLO},
201 {0x00, EN0_RCNTHI},
202 {0x00, EN0_IMR},
203 {0xFF, EN0_ISR},
204 {E8390_RXOFF|0x40, EN0_RXCR},
205 {E8390_TXOFF, EN0_TXCR},
206 {0x10, EN0_RCNTLO},
207 {0x00, EN0_RCNTHI},
208 {0x00, EN0_RSARLO},
209 {0x04, EN0_RSARHI},
210 {E8390_RREAD+E8390_START, E8390_CMD},
211 };
212
213
214 if (link->config_base != 0x03c0)
215 return 0;
216
217 axnet_reset_8390(dev);
218 mdelay(10);
219
220 for (i = 0; i < ARRAY_SIZE(program_seq); i++)
221 outb_p(program_seq[i].value, ioaddr + program_seq[i].offset);
222
223 for (i = 0; i < 6; i += 2) {
224 j = inw(ioaddr + AXNET_DATAPORT);
225 dev->dev_addr[i] = j & 0xff;
226 dev->dev_addr[i+1] = j >> 8;
227 }
228 return 1;
229}
230
231static int try_io_port(struct pcmcia_device *link)
232{
233 int j, ret;
234 link->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
235 link->resource[1]->flags &= ~IO_DATA_PATH_WIDTH;
236 if (link->resource[0]->end == 32) {
237 link->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO;
238
239 if (link->resource[1]->end > 0)
240 link->resource[1]->flags |= IO_DATA_PATH_WIDTH_8;
241 } else {
242
243 link->resource[0]->flags |= IO_DATA_PATH_WIDTH_8;
244 link->resource[1]->flags |= IO_DATA_PATH_WIDTH_16;
245 }
246 if (link->resource[0]->start == 0) {
247 for (j = 0; j < 0x400; j += 0x20) {
248 link->resource[0]->start = j ^ 0x300;
249 link->resource[1]->start = (j ^ 0x300) + 0x10;
250 link->io_lines = 16;
251 ret = pcmcia_request_io(link);
252 if (ret == 0)
253 return ret;
254 }
255 return ret;
256 } else {
257 return pcmcia_request_io(link);
258 }
259}
260
261static int axnet_configcheck(struct pcmcia_device *p_dev, void *priv_data)
262{
263 if (p_dev->config_index == 0)
264 return -EINVAL;
265
266 p_dev->config_index = 0x05;
267 if (p_dev->resource[0]->end + p_dev->resource[1]->end < 32)
268 return -ENODEV;
269
270 return try_io_port(p_dev);
271}
272
273static int axnet_config(struct pcmcia_device *link)
274{
275 struct net_device *dev = link->priv;
276 axnet_dev_t *info = PRIV(dev);
277 int i, j, j2, ret;
278
279 dev_dbg(&link->dev, "axnet_config(0x%p)\n", link);
280
281
282 link->config_regs = 0x63;
283 link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO;
284 ret = pcmcia_loop_config(link, axnet_configcheck, NULL);
285 if (ret != 0)
286 goto failed;
287
288 if (!link->irq)
289 goto failed;
290
291 if (resource_size(link->resource[1]) == 8)
292 link->config_flags |= CONF_ENABLE_SPKR;
293
294 ret = pcmcia_enable_device(link);
295 if (ret)
296 goto failed;
297
298 dev->irq = link->irq;
299 dev->base_addr = link->resource[0]->start;
300
301 if (!get_prom(link)) {
302 pr_notice("this is not an AX88190 card!\n");
303 pr_notice("use pcnet_cs instead.\n");
304 goto failed;
305 }
306
307 ei_status.name = "AX88190";
308 ei_status.word16 = 1;
309 ei_status.tx_start_page = AXNET_START_PG;
310 ei_status.rx_start_page = AXNET_START_PG + TX_PAGES;
311 ei_status.stop_page = AXNET_STOP_PG;
312 ei_status.reset_8390 = axnet_reset_8390;
313 ei_status.get_8390_hdr = get_8390_hdr;
314 ei_status.block_input = block_input;
315 ei_status.block_output = block_output;
316
317 if (inb(dev->base_addr + AXNET_TEST) != 0)
318 info->flags |= IS_AX88790;
319 else
320 info->flags |= IS_AX88190;
321
322 if (info->flags & IS_AX88790)
323 outb(0x10, dev->base_addr + AXNET_GPIO);
324
325 info->active_low = 0;
326
327 for (i = 0; i < 32; i++) {
328 j = mdio_read(dev->base_addr + AXNET_MII_EEP, i, 1);
329 j2 = mdio_read(dev->base_addr + AXNET_MII_EEP, i, 2);
330 if (j == j2) continue;
331 if ((j != 0) && (j != 0xffff)) break;
332 }
333
334 if (i == 32) {
335
336
337 pcmcia_write_config_byte(link, CISREG_CCSR, 0x04);
338 for (i = 0; i < 32; i++) {
339 j = mdio_read(dev->base_addr + AXNET_MII_EEP, i, 1);
340 j2 = mdio_read(dev->base_addr + AXNET_MII_EEP, i, 2);
341 if (j == j2) continue;
342 if ((j != 0) && (j != 0xffff)) {
343 info->active_low = 1;
344 break;
345 }
346 }
347 }
348
349 info->phy_id = (i < 32) ? i : -1;
350 SET_NETDEV_DEV(dev, &link->dev);
351
352 if (register_netdev(dev) != 0) {
353 pr_notice("register_netdev() failed\n");
354 goto failed;
355 }
356
357 netdev_info(dev, "Asix AX88%d90: io %#3lx, irq %d, hw_addr %pM\n",
358 ((info->flags & IS_AX88790) ? 7 : 1),
359 dev->base_addr, dev->irq, dev->dev_addr);
360 if (info->phy_id != -1) {
361 netdev_dbg(dev, " MII transceiver at index %d, status %x\n",
362 info->phy_id, j);
363 } else {
364 netdev_notice(dev, " No MII transceivers found!\n");
365 }
366 return 0;
367
368failed:
369 axnet_release(link);
370 return -ENODEV;
371}
372
373static void axnet_release(struct pcmcia_device *link)
374{
375 pcmcia_disable_device(link);
376}
377
378static int axnet_suspend(struct pcmcia_device *link)
379{
380 struct net_device *dev = link->priv;
381
382 if (link->open)
383 netif_device_detach(dev);
384
385 return 0;
386}
387
388static int axnet_resume(struct pcmcia_device *link)
389{
390 struct net_device *dev = link->priv;
391 axnet_dev_t *info = PRIV(dev);
392
393 if (link->open) {
394 if (info->active_low == 1)
395 pcmcia_write_config_byte(link, CISREG_CCSR, 0x04);
396
397 axnet_reset_8390(dev);
398 AX88190_init(dev, 1);
399 netif_device_attach(dev);
400 }
401
402 return 0;
403}
404
405
406
407
408
409
410
411
412#define MDIO_SHIFT_CLK 0x01
413#define MDIO_DATA_WRITE0 0x00
414#define MDIO_DATA_WRITE1 0x08
415#define MDIO_DATA_READ 0x04
416#define MDIO_MASK 0x0f
417#define MDIO_ENB_IN 0x02
418
419static void mdio_sync(unsigned int addr)
420{
421 int bits;
422 for (bits = 0; bits < 32; bits++) {
423 outb_p(MDIO_DATA_WRITE1, addr);
424 outb_p(MDIO_DATA_WRITE1 | MDIO_SHIFT_CLK, addr);
425 }
426}
427
428static int mdio_read(unsigned int addr, int phy_id, int loc)
429{
430 u_int cmd = (0xf6<<10)|(phy_id<<5)|loc;
431 int i, retval = 0;
432
433 mdio_sync(addr);
434 for (i = 14; i >= 0; i--) {
435 int dat = (cmd&(1<<i)) ? MDIO_DATA_WRITE1 : MDIO_DATA_WRITE0;
436 outb_p(dat, addr);
437 outb_p(dat | MDIO_SHIFT_CLK, addr);
438 }
439 for (i = 19; i > 0; i--) {
440 outb_p(MDIO_ENB_IN, addr);
441 retval = (retval << 1) | ((inb_p(addr) & MDIO_DATA_READ) != 0);
442 outb_p(MDIO_ENB_IN | MDIO_SHIFT_CLK, addr);
443 }
444 return (retval>>1) & 0xffff;
445}
446
447static void mdio_write(unsigned int addr, int phy_id, int loc, int value)
448{
449 u_int cmd = (0x05<<28)|(phy_id<<23)|(loc<<18)|(1<<17)|value;
450 int i;
451
452 mdio_sync(addr);
453 for (i = 31; i >= 0; i--) {
454 int dat = (cmd&(1<<i)) ? MDIO_DATA_WRITE1 : MDIO_DATA_WRITE0;
455 outb_p(dat, addr);
456 outb_p(dat | MDIO_SHIFT_CLK, addr);
457 }
458 for (i = 1; i >= 0; i--) {
459 outb_p(MDIO_ENB_IN, addr);
460 outb_p(MDIO_ENB_IN | MDIO_SHIFT_CLK, addr);
461 }
462}
463
464
465
466static int axnet_open(struct net_device *dev)
467{
468 int ret;
469 axnet_dev_t *info = PRIV(dev);
470 struct pcmcia_device *link = info->p_dev;
471 unsigned int nic_base = dev->base_addr;
472
473 dev_dbg(&link->dev, "axnet_open('%s')\n", dev->name);
474
475 if (!pcmcia_dev_present(link))
476 return -ENODEV;
477
478 outb_p(0xFF, nic_base + EN0_ISR);
479 ret = request_irq(dev->irq, ei_irq_wrapper, IRQF_SHARED, "axnet_cs", dev);
480 if (ret)
481 return ret;
482
483 link->open++;
484
485 info->link_status = 0x00;
486 init_timer(&info->watchdog);
487 info->watchdog.function = ei_watchdog;
488 info->watchdog.data = (u_long)dev;
489 info->watchdog.expires = jiffies + HZ;
490 add_timer(&info->watchdog);
491
492 return ax_open(dev);
493}
494
495
496
497static int axnet_close(struct net_device *dev)
498{
499 axnet_dev_t *info = PRIV(dev);
500 struct pcmcia_device *link = info->p_dev;
501
502 dev_dbg(&link->dev, "axnet_close('%s')\n", dev->name);
503
504 ax_close(dev);
505 free_irq(dev->irq, dev);
506
507 link->open--;
508 netif_stop_queue(dev);
509 del_timer_sync(&info->watchdog);
510
511 return 0;
512}
513
514
515
516
517
518
519
520
521static void axnet_reset_8390(struct net_device *dev)
522{
523 unsigned int nic_base = dev->base_addr;
524 int i;
525
526 ei_status.txing = ei_status.dmaing = 0;
527
528 outb_p(E8390_NODMA+E8390_PAGE0+E8390_STOP, nic_base + E8390_CMD);
529
530 outb(inb(nic_base + AXNET_RESET), nic_base + AXNET_RESET);
531
532 for (i = 0; i < 100; i++) {
533 if ((inb_p(nic_base+EN0_ISR) & ENISR_RESET) != 0)
534 break;
535 udelay(100);
536 }
537 outb_p(ENISR_RESET, nic_base + EN0_ISR);
538
539 if (i == 100)
540 netdev_err(dev, "axnet_reset_8390() did not complete\n");
541
542}
543
544
545
546static irqreturn_t ei_irq_wrapper(int irq, void *dev_id)
547{
548 struct net_device *dev = dev_id;
549 PRIV(dev)->stale = 0;
550 return ax_interrupt(irq, dev_id);
551}
552
553static void ei_watchdog(u_long arg)
554{
555 struct net_device *dev = (struct net_device *)(arg);
556 axnet_dev_t *info = PRIV(dev);
557 unsigned int nic_base = dev->base_addr;
558 unsigned int mii_addr = nic_base + AXNET_MII_EEP;
559 u_short link;
560
561 if (!netif_device_present(dev)) goto reschedule;
562
563
564
565 if (info->stale++ && (inb_p(nic_base + EN0_ISR) & ENISR_ALL)) {
566 if (!info->fast_poll)
567 netdev_info(dev, "interrupt(s) dropped!\n");
568 ei_irq_wrapper(dev->irq, dev);
569 info->fast_poll = HZ;
570 }
571 if (info->fast_poll) {
572 info->fast_poll--;
573 info->watchdog.expires = jiffies + 1;
574 add_timer(&info->watchdog);
575 return;
576 }
577
578 if (info->phy_id < 0)
579 goto reschedule;
580 link = mdio_read(mii_addr, info->phy_id, 1);
581 if (!link || (link == 0xffff)) {
582 netdev_info(dev, "MII is missing!\n");
583 info->phy_id = -1;
584 goto reschedule;
585 }
586
587 link &= 0x0004;
588 if (link != info->link_status) {
589 u_short p = mdio_read(mii_addr, info->phy_id, 5);
590 netdev_info(dev, "%s link beat\n", link ? "found" : "lost");
591 if (link) {
592 info->duplex_flag = (p & 0x0140) ? 0x80 : 0x00;
593 if (p)
594 netdev_info(dev, "autonegotiation complete: %dbaseT-%cD selected\n",
595 (p & 0x0180) ? 100 : 10, (p & 0x0140) ? 'F' : 'H');
596 else
597 netdev_info(dev, "link partner did not autonegotiate\n");
598 AX88190_init(dev, 1);
599 }
600 info->link_status = link;
601 }
602
603reschedule:
604 info->watchdog.expires = jiffies + HZ;
605 add_timer(&info->watchdog);
606}
607
608
609
610static int axnet_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
611{
612 axnet_dev_t *info = PRIV(dev);
613 struct mii_ioctl_data *data = if_mii(rq);
614 unsigned int mii_addr = dev->base_addr + AXNET_MII_EEP;
615 switch (cmd) {
616 case SIOCGMIIPHY:
617 data->phy_id = info->phy_id;
618 case SIOCGMIIREG:
619 data->val_out = mdio_read(mii_addr, data->phy_id, data->reg_num & 0x1f);
620 return 0;
621 case SIOCSMIIREG:
622 mdio_write(mii_addr, data->phy_id, data->reg_num & 0x1f, data->val_in);
623 return 0;
624 }
625 return -EOPNOTSUPP;
626}
627
628
629
630static void get_8390_hdr(struct net_device *dev,
631 struct e8390_pkt_hdr *hdr,
632 int ring_page)
633{
634 unsigned int nic_base = dev->base_addr;
635
636 outb_p(0, nic_base + EN0_RSARLO);
637 outb_p(ring_page, nic_base + EN0_RSARHI);
638 outb_p(E8390_RREAD+E8390_START, nic_base + AXNET_CMD);
639
640 insw(nic_base + AXNET_DATAPORT, hdr,
641 sizeof(struct e8390_pkt_hdr)>>1);
642
643 hdr->count = le16_to_cpu(hdr->count);
644
645}
646
647
648
649static void block_input(struct net_device *dev, int count,
650 struct sk_buff *skb, int ring_offset)
651{
652 unsigned int nic_base = dev->base_addr;
653 int xfer_count = count;
654 char *buf = skb->data;
655
656 if ((ei_debug > 4) && (count != 4))
657 pr_debug("%s: [bi=%d]\n", dev->name, count+4);
658 outb_p(ring_offset & 0xff, nic_base + EN0_RSARLO);
659 outb_p(ring_offset >> 8, nic_base + EN0_RSARHI);
660 outb_p(E8390_RREAD+E8390_START, nic_base + AXNET_CMD);
661
662 insw(nic_base + AXNET_DATAPORT,buf,count>>1);
663 if (count & 0x01)
664 buf[count-1] = inb(nic_base + AXNET_DATAPORT), xfer_count++;
665
666}
667
668
669
670static void block_output(struct net_device *dev, int count,
671 const u_char *buf, const int start_page)
672{
673 unsigned int nic_base = dev->base_addr;
674
675 pr_debug("%s: [bo=%d]\n", dev->name, count);
676
677
678
679
680 if (count & 0x01)
681 count++;
682
683 outb_p(0x00, nic_base + EN0_RSARLO);
684 outb_p(start_page, nic_base + EN0_RSARHI);
685 outb_p(E8390_RWRITE+E8390_START, nic_base + AXNET_CMD);
686 outsw(nic_base + AXNET_DATAPORT, buf, count>>1);
687}
688
689static const struct pcmcia_device_id axnet_ids[] = {
690 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x016c, 0x0081),
691 PCMCIA_DEVICE_MANF_CARD(0x018a, 0x0301),
692 PCMCIA_DEVICE_MANF_CARD(0x01bf, 0x2328),
693 PCMCIA_DEVICE_MANF_CARD(0x026f, 0x0301),
694 PCMCIA_DEVICE_MANF_CARD(0x026f, 0x0303),
695 PCMCIA_DEVICE_MANF_CARD(0x026f, 0x0309),
696 PCMCIA_DEVICE_MANF_CARD(0x0274, 0x1106),
697 PCMCIA_DEVICE_MANF_CARD(0x8a01, 0xc1ab),
698 PCMCIA_DEVICE_MANF_CARD(0x021b, 0x0202),
699 PCMCIA_DEVICE_MANF_CARD(0xffff, 0x1090),
700 PCMCIA_DEVICE_PROD_ID12("AmbiCom,Inc.", "Fast Ethernet PC Card(AMB8110)", 0x49b020a7, 0x119cc9fc),
701 PCMCIA_DEVICE_PROD_ID124("Fast Ethernet", "16-bit PC Card", "AX88190", 0xb4be14e3, 0x9a12eb6a, 0xab9be5ef),
702 PCMCIA_DEVICE_PROD_ID12("ASIX", "AX88190", 0x0959823b, 0xab9be5ef),
703 PCMCIA_DEVICE_PROD_ID12("Billionton", "LNA-100B", 0x552ab682, 0xbc3b87e1),
704 PCMCIA_DEVICE_PROD_ID12("CHEETAH ETHERCARD", "EN2228", 0x00fa7bc8, 0x00e990cc),
705 PCMCIA_DEVICE_PROD_ID12("CNet", "CNF301", 0xbc477dde, 0x78c5f40b),
706 PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega FEther PCC-TXD", 0x5261440f, 0x436768c5),
707 PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega FEtherII PCC-TXD", 0x5261440f, 0x730df72e),
708 PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega FEther PCC-TXM", 0x5261440f, 0x3abbd061),
709 PCMCIA_DEVICE_PROD_ID12("Dynalink", "L100C16", 0x55632fd5, 0x66bc2a90),
710 PCMCIA_DEVICE_PROD_ID12("IO DATA", "ETXPCM", 0x547e66dc, 0x233adac2),
711 PCMCIA_DEVICE_PROD_ID12("Linksys", "EtherFast 10/100 PC Card (PCMPC100 V3)", 0x0733cc81, 0x232019a8),
712 PCMCIA_DEVICE_PROD_ID12("MELCO", "LPC3-TX", 0x481e0094, 0xf91af609),
713 PCMCIA_DEVICE_PROD_ID12("NETGEAR", "FA411", 0x9aa79dc3, 0x40fad875),
714 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "100BASE", 0x281f1c5d, 0x7c2add04),
715 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "FastEtherCard", 0x281f1c5d, 0x7ef26116),
716 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "FEP501", 0x281f1c5d, 0x2e272058),
717 PCMCIA_DEVICE_PROD_ID14("Network Everywhere", "AX88190", 0x820a67b6, 0xab9be5ef),
718 PCMCIA_DEVICE_NULL,
719};
720MODULE_DEVICE_TABLE(pcmcia, axnet_ids);
721
722static struct pcmcia_driver axnet_cs_driver = {
723 .owner = THIS_MODULE,
724 .name = "axnet_cs",
725 .probe = axnet_probe,
726 .remove = axnet_detach,
727 .id_table = axnet_ids,
728 .suspend = axnet_suspend,
729 .resume = axnet_resume,
730};
731module_pcmcia_driver(axnet_cs_driver);
732
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782#include <linux/bitops.h>
783#include <asm/irq.h>
784#include <linux/fcntl.h>
785#include <linux/in.h>
786#include <linux/interrupt.h>
787
788#define BUG_83C690
789
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808#define ei_reset_8390 (ei_local->reset_8390)
809#define ei_block_output (ei_local->block_output)
810#define ei_block_input (ei_local->block_input)
811#define ei_get_8390_hdr (ei_local->get_8390_hdr)
812
813
814#ifndef ei_debug
815int ei_debug = 1;
816#endif
817
818
819static void ei_tx_intr(struct net_device *dev);
820static void ei_tx_err(struct net_device *dev);
821static void ei_receive(struct net_device *dev);
822static void ei_rx_overrun(struct net_device *dev);
823
824
825static void NS8390_trigger_send(struct net_device *dev, unsigned int length,
826 int start_page);
827static void do_set_multicast_list(struct net_device *dev);
828
829
830
831
832
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861
862
863static int ax_open(struct net_device *dev)
864{
865 unsigned long flags;
866 struct ei_device *ei_local = netdev_priv(dev);
867
868
869
870
871
872
873 spin_lock_irqsave(&ei_local->page_lock, flags);
874 AX88190_init(dev, 1);
875
876
877 netif_start_queue(dev);
878 spin_unlock_irqrestore(&ei_local->page_lock, flags);
879 ei_local->irqlock = 0;
880 return 0;
881}
882
883#define dev_lock(dev) (((struct ei_device *)netdev_priv(dev))->page_lock)
884
885
886
887
888
889
890
891static int ax_close(struct net_device *dev)
892{
893 unsigned long flags;
894
895
896
897
898
899 spin_lock_irqsave(&dev_lock(dev), flags);
900 AX88190_init(dev, 0);
901 spin_unlock_irqrestore(&dev_lock(dev), flags);
902 netif_stop_queue(dev);
903 return 0;
904}
905
906
907
908
909
910
911
912
913
914static void axnet_tx_timeout(struct net_device *dev)
915{
916 long e8390_base = dev->base_addr;
917 struct ei_device *ei_local = netdev_priv(dev);
918 int txsr, isr, tickssofar = jiffies - dev_trans_start(dev);
919 unsigned long flags;
920
921 dev->stats.tx_errors++;
922
923 spin_lock_irqsave(&ei_local->page_lock, flags);
924 txsr = inb(e8390_base+EN0_TSR);
925 isr = inb(e8390_base+EN0_ISR);
926 spin_unlock_irqrestore(&ei_local->page_lock, flags);
927
928 netdev_printk(KERN_DEBUG, dev,
929 "Tx timed out, %s TSR=%#2x, ISR=%#2x, t=%d.\n",
930 (txsr & ENTSR_ABT) ? "excess collisions." :
931 (isr) ? "lost interrupt?" : "cable problem?",
932 txsr, isr, tickssofar);
933
934 if (!isr && !dev->stats.tx_packets)
935 {
936
937 ei_local->interface_num ^= 1;
938 }
939
940
941
942 spin_lock_irqsave(&ei_local->page_lock, flags);
943
944
945 ei_reset_8390(dev);
946 AX88190_init(dev, 1);
947
948 spin_unlock_irqrestore(&ei_local->page_lock, flags);
949 netif_wake_queue(dev);
950}
951
952
953
954
955
956
957
958
959
960static netdev_tx_t axnet_start_xmit(struct sk_buff *skb,
961 struct net_device *dev)
962{
963 long e8390_base = dev->base_addr;
964 struct ei_device *ei_local = netdev_priv(dev);
965 int length, send_length, output_page;
966 unsigned long flags;
967 u8 packet[ETH_ZLEN];
968
969 netif_stop_queue(dev);
970
971 length = skb->len;
972
973
974
975
976
977
978 spin_lock_irqsave(&ei_local->page_lock, flags);
979 outb_p(0x00, e8390_base + EN0_IMR);
980
981
982
983
984
985 ei_local->irqlock = 1;
986
987 send_length = max(length, ETH_ZLEN);
988
989
990
991
992
993
994
995
996
997 if (ei_local->tx1 == 0)
998 {
999 output_page = ei_local->tx_start_page;
1000 ei_local->tx1 = send_length;
1001 if (ei_debug && ei_local->tx2 > 0)
1002 netdev_printk(KERN_DEBUG, dev,
1003 "idle transmitter tx2=%d, lasttx=%d, txing=%d\n",
1004 ei_local->tx2, ei_local->lasttx,
1005 ei_local->txing);
1006 }
1007 else if (ei_local->tx2 == 0)
1008 {
1009 output_page = ei_local->tx_start_page + TX_PAGES/2;
1010 ei_local->tx2 = send_length;
1011 if (ei_debug && ei_local->tx1 > 0)
1012 netdev_printk(KERN_DEBUG, dev,
1013 "idle transmitter, tx1=%d, lasttx=%d, txing=%d\n",
1014 ei_local->tx1, ei_local->lasttx,
1015 ei_local->txing);
1016 }
1017 else
1018 {
1019 if (ei_debug)
1020 netdev_printk(KERN_DEBUG, dev,
1021 "No Tx buffers free! tx1=%d tx2=%d last=%d\n",
1022 ei_local->tx1, ei_local->tx2,
1023 ei_local->lasttx);
1024 ei_local->irqlock = 0;
1025 netif_stop_queue(dev);
1026 outb_p(ENISR_ALL, e8390_base + EN0_IMR);
1027 spin_unlock_irqrestore(&ei_local->page_lock, flags);
1028 dev->stats.tx_errors++;
1029 return NETDEV_TX_BUSY;
1030 }
1031
1032
1033
1034
1035
1036
1037
1038 if (length == skb->len)
1039 ei_block_output(dev, length, skb->data, output_page);
1040 else {
1041 memset(packet, 0, ETH_ZLEN);
1042 skb_copy_from_linear_data(skb, packet, skb->len);
1043 ei_block_output(dev, length, packet, output_page);
1044 }
1045
1046 if (! ei_local->txing)
1047 {
1048 ei_local->txing = 1;
1049 NS8390_trigger_send(dev, send_length, output_page);
1050 dev->trans_start = jiffies;
1051 if (output_page == ei_local->tx_start_page)
1052 {
1053 ei_local->tx1 = -1;
1054 ei_local->lasttx = -1;
1055 }
1056 else
1057 {
1058 ei_local->tx2 = -1;
1059 ei_local->lasttx = -2;
1060 }
1061 }
1062 else ei_local->txqueue++;
1063
1064 if (ei_local->tx1 && ei_local->tx2)
1065 netif_stop_queue(dev);
1066 else
1067 netif_start_queue(dev);
1068
1069
1070 ei_local->irqlock = 0;
1071 outb_p(ENISR_ALL, e8390_base + EN0_IMR);
1072
1073 spin_unlock_irqrestore(&ei_local->page_lock, flags);
1074
1075 dev_kfree_skb (skb);
1076 dev->stats.tx_bytes += send_length;
1077
1078 return NETDEV_TX_OK;
1079}
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093static irqreturn_t ax_interrupt(int irq, void *dev_id)
1094{
1095 struct net_device *dev = dev_id;
1096 long e8390_base;
1097 int interrupts, nr_serviced = 0, i;
1098 struct ei_device *ei_local;
1099 int handled = 0;
1100 unsigned long flags;
1101
1102 e8390_base = dev->base_addr;
1103 ei_local = netdev_priv(dev);
1104
1105
1106
1107
1108
1109 spin_lock_irqsave(&ei_local->page_lock, flags);
1110
1111 if (ei_local->irqlock) {
1112#if 1
1113 const char *msg;
1114
1115 if (ei_local->irqlock)
1116 msg = "Interrupted while interrupts are masked!";
1117 else
1118 msg = "Reentering the interrupt handler!";
1119 netdev_info(dev, "%s, isr=%#2x imr=%#2x\n",
1120 msg,
1121 inb_p(e8390_base + EN0_ISR),
1122 inb_p(e8390_base + EN0_IMR));
1123#endif
1124 spin_unlock_irqrestore(&ei_local->page_lock, flags);
1125 return IRQ_NONE;
1126 }
1127
1128 if (ei_debug > 3)
1129 netdev_printk(KERN_DEBUG, dev, "interrupt(isr=%#2.2x)\n",
1130 inb_p(e8390_base + EN0_ISR));
1131
1132 outb_p(0x00, e8390_base + EN0_ISR);
1133 ei_local->irqlock = 1;
1134
1135
1136 while ((interrupts = inb_p(e8390_base + EN0_ISR)) != 0 &&
1137 ++nr_serviced < MAX_SERVICE)
1138 {
1139 if (!netif_running(dev) || (interrupts == 0xff)) {
1140 if (ei_debug > 1)
1141 netdev_warn(dev,
1142 "interrupt from stopped card\n");
1143 outb_p(interrupts, e8390_base + EN0_ISR);
1144 interrupts = 0;
1145 break;
1146 }
1147 handled = 1;
1148
1149
1150 outb_p(interrupts, e8390_base + EN0_ISR);
1151 for (i = 0; i < 10; i++) {
1152 if (!(inb(e8390_base + EN0_ISR) & interrupts))
1153 break;
1154 outb_p(0, e8390_base + EN0_ISR);
1155 outb_p(interrupts, e8390_base + EN0_ISR);
1156 }
1157 if (interrupts & ENISR_OVER)
1158 ei_rx_overrun(dev);
1159 else if (interrupts & (ENISR_RX+ENISR_RX_ERR))
1160 {
1161
1162 ei_receive(dev);
1163 }
1164
1165 if (interrupts & ENISR_TX)
1166 ei_tx_intr(dev);
1167 else if (interrupts & ENISR_TX_ERR)
1168 ei_tx_err(dev);
1169
1170 if (interrupts & ENISR_COUNTERS)
1171 {
1172 dev->stats.rx_frame_errors += inb_p(e8390_base + EN0_COUNTER0);
1173 dev->stats.rx_crc_errors += inb_p(e8390_base + EN0_COUNTER1);
1174 dev->stats.rx_missed_errors+= inb_p(e8390_base + EN0_COUNTER2);
1175 }
1176 }
1177
1178 if (interrupts && ei_debug > 3)
1179 {
1180 handled = 1;
1181 if (nr_serviced >= MAX_SERVICE)
1182 {
1183
1184 if(interrupts!=0xFF)
1185 netdev_warn(dev, "Too much work at interrupt, status %#2.2x\n",
1186 interrupts);
1187 outb_p(ENISR_ALL, e8390_base + EN0_ISR);
1188 } else {
1189 netdev_warn(dev, "unknown interrupt %#2x\n",
1190 interrupts);
1191 outb_p(0xff, e8390_base + EN0_ISR);
1192 }
1193 }
1194
1195
1196 ei_local->irqlock = 0;
1197 outb_p(ENISR_ALL, e8390_base + EN0_IMR);
1198
1199 spin_unlock_irqrestore(&ei_local->page_lock, flags);
1200 return IRQ_RETVAL(handled);
1201}
1202
1203
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1211
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1216
1217static void ei_tx_err(struct net_device *dev)
1218{
1219 long e8390_base = dev->base_addr;
1220 unsigned char txsr = inb_p(e8390_base+EN0_TSR);
1221 unsigned char tx_was_aborted = txsr & (ENTSR_ABT+ENTSR_FU);
1222
1223#ifdef VERBOSE_ERROR_DUMP
1224 netdev_printk(KERN_DEBUG, dev,
1225 "transmitter error (%#2x):", txsr);
1226 if (txsr & ENTSR_ABT)
1227 pr_cont(" excess-collisions");
1228 if (txsr & ENTSR_ND)
1229 pr_cont(" non-deferral");
1230 if (txsr & ENTSR_CRS)
1231 pr_cont(" lost-carrier");
1232 if (txsr & ENTSR_FU)
1233 pr_cont(" FIFO-underrun");
1234 if (txsr & ENTSR_CDH)
1235 pr_cont(" lost-heartbeat");
1236 pr_cont("\n");
1237#endif
1238
1239 if (tx_was_aborted)
1240 ei_tx_intr(dev);
1241 else
1242 {
1243 dev->stats.tx_errors++;
1244 if (txsr & ENTSR_CRS) dev->stats.tx_carrier_errors++;
1245 if (txsr & ENTSR_CDH) dev->stats.tx_heartbeat_errors++;
1246 if (txsr & ENTSR_OWC) dev->stats.tx_window_errors++;
1247 }
1248}
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258static void ei_tx_intr(struct net_device *dev)
1259{
1260 long e8390_base = dev->base_addr;
1261 struct ei_device *ei_local = netdev_priv(dev);
1262 int status = inb(e8390_base + EN0_TSR);
1263
1264
1265
1266
1267
1268 ei_local->txqueue--;
1269
1270 if (ei_local->tx1 < 0)
1271 {
1272 if (ei_local->lasttx != 1 && ei_local->lasttx != -1)
1273 netdev_err(dev, "%s: bogus last_tx_buffer %d, tx1=%d\n",
1274 ei_local->name, ei_local->lasttx,
1275 ei_local->tx1);
1276 ei_local->tx1 = 0;
1277 if (ei_local->tx2 > 0)
1278 {
1279 ei_local->txing = 1;
1280 NS8390_trigger_send(dev, ei_local->tx2, ei_local->tx_start_page + 6);
1281 dev->trans_start = jiffies;
1282 ei_local->tx2 = -1,
1283 ei_local->lasttx = 2;
1284 }
1285 else ei_local->lasttx = 20, ei_local->txing = 0;
1286 }
1287 else if (ei_local->tx2 < 0)
1288 {
1289 if (ei_local->lasttx != 2 && ei_local->lasttx != -2)
1290 netdev_info(dev, "%s: bogus last_tx_buffer %d, tx2=%d\n",
1291 ei_local->name, ei_local->lasttx,
1292 ei_local->tx2);
1293 ei_local->tx2 = 0;
1294 if (ei_local->tx1 > 0)
1295 {
1296 ei_local->txing = 1;
1297 NS8390_trigger_send(dev, ei_local->tx1, ei_local->tx_start_page);
1298 dev->trans_start = jiffies;
1299 ei_local->tx1 = -1;
1300 ei_local->lasttx = 1;
1301 }
1302 else
1303 ei_local->lasttx = 10, ei_local->txing = 0;
1304 }
1305
1306
1307
1308
1309
1310 if (status & ENTSR_COL)
1311 dev->stats.collisions++;
1312 if (status & ENTSR_PTX)
1313 dev->stats.tx_packets++;
1314 else
1315 {
1316 dev->stats.tx_errors++;
1317 if (status & ENTSR_ABT)
1318 {
1319 dev->stats.tx_aborted_errors++;
1320 dev->stats.collisions += 16;
1321 }
1322 if (status & ENTSR_CRS)
1323 dev->stats.tx_carrier_errors++;
1324 if (status & ENTSR_FU)
1325 dev->stats.tx_fifo_errors++;
1326 if (status & ENTSR_CDH)
1327 dev->stats.tx_heartbeat_errors++;
1328 if (status & ENTSR_OWC)
1329 dev->stats.tx_window_errors++;
1330 }
1331 netif_wake_queue(dev);
1332}
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342static void ei_receive(struct net_device *dev)
1343{
1344 long e8390_base = dev->base_addr;
1345 struct ei_device *ei_local = netdev_priv(dev);
1346 unsigned char rxing_page, this_frame, next_frame;
1347 unsigned short current_offset;
1348 int rx_pkt_count = 0;
1349 struct e8390_pkt_hdr rx_frame;
1350
1351 while (++rx_pkt_count < 10)
1352 {
1353 int pkt_len, pkt_stat;
1354
1355
1356 rxing_page = inb_p(e8390_base + EN1_CURPAG -1);
1357
1358
1359 this_frame = inb_p(e8390_base + EN0_BOUNDARY) + 1;
1360 if (this_frame >= ei_local->stop_page)
1361 this_frame = ei_local->rx_start_page;
1362
1363
1364
1365
1366
1367
1368
1369 if (ei_debug > 0 && this_frame != ei_local->current_page && (this_frame!=0x0 || rxing_page!=0xFF))
1370 netdev_err(dev, "mismatched read page pointers %2x vs %2x\n",
1371 this_frame, ei_local->current_page);
1372
1373 if (this_frame == rxing_page)
1374 break;
1375
1376 current_offset = this_frame << 8;
1377 ei_get_8390_hdr(dev, &rx_frame, this_frame);
1378
1379 pkt_len = rx_frame.count - sizeof(struct e8390_pkt_hdr);
1380 pkt_stat = rx_frame.status;
1381
1382 next_frame = this_frame + 1 + ((pkt_len+4)>>8);
1383
1384 if (pkt_len < 60 || pkt_len > 1518)
1385 {
1386 if (ei_debug)
1387 netdev_printk(KERN_DEBUG, dev,
1388 "bogus packet size: %d, status=%#2x nxpg=%#2x\n",
1389 rx_frame.count, rx_frame.status,
1390 rx_frame.next);
1391 dev->stats.rx_errors++;
1392 dev->stats.rx_length_errors++;
1393 }
1394 else if ((pkt_stat & 0x0F) == ENRSR_RXOK)
1395 {
1396 struct sk_buff *skb;
1397
1398 skb = netdev_alloc_skb(dev, pkt_len + 2);
1399 if (skb == NULL)
1400 {
1401 if (ei_debug > 1)
1402 netdev_printk(KERN_DEBUG, dev,
1403 "Couldn't allocate a sk_buff of size %d\n",
1404 pkt_len);
1405 dev->stats.rx_dropped++;
1406 break;
1407 }
1408 else
1409 {
1410 skb_reserve(skb,2);
1411 skb_put(skb, pkt_len);
1412 ei_block_input(dev, pkt_len, skb, current_offset + sizeof(rx_frame));
1413 skb->protocol=eth_type_trans(skb,dev);
1414 netif_rx(skb);
1415 dev->stats.rx_packets++;
1416 dev->stats.rx_bytes += pkt_len;
1417 if (pkt_stat & ENRSR_PHY)
1418 dev->stats.multicast++;
1419 }
1420 }
1421 else
1422 {
1423 if (ei_debug)
1424 netdev_printk(KERN_DEBUG, dev,
1425 "bogus packet: status=%#2x nxpg=%#2x size=%d\n",
1426 rx_frame.status, rx_frame.next,
1427 rx_frame.count);
1428 dev->stats.rx_errors++;
1429
1430 if (pkt_stat & ENRSR_FO)
1431 dev->stats.rx_fifo_errors++;
1432 }
1433 next_frame = rx_frame.next;
1434
1435
1436 if (next_frame >= ei_local->stop_page) {
1437 netdev_info(dev, "next frame inconsistency, %#2x\n",
1438 next_frame);
1439 next_frame = ei_local->rx_start_page;
1440 }
1441 ei_local->current_page = next_frame;
1442 outb_p(next_frame-1, e8390_base+EN0_BOUNDARY);
1443 }
1444}
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459static void ei_rx_overrun(struct net_device *dev)
1460{
1461 axnet_dev_t *info = PRIV(dev);
1462 long e8390_base = dev->base_addr;
1463 unsigned char was_txing, must_resend = 0;
1464
1465
1466
1467
1468
1469 was_txing = inb_p(e8390_base+E8390_CMD) & E8390_TRANS;
1470 outb_p(E8390_NODMA+E8390_PAGE0+E8390_STOP, e8390_base+E8390_CMD);
1471
1472 if (ei_debug > 1)
1473 netdev_printk(KERN_DEBUG, dev, "Receiver overrun\n");
1474 dev->stats.rx_over_errors++;
1475
1476
1477
1478
1479
1480
1481 mdelay(2);
1482
1483
1484
1485
1486 outb_p(0x00, e8390_base+EN0_RCNTLO);
1487 outb_p(0x00, e8390_base+EN0_RCNTHI);
1488
1489
1490
1491
1492
1493
1494 if (was_txing)
1495 {
1496 unsigned char tx_completed = inb_p(e8390_base+EN0_ISR) & (ENISR_TX+ENISR_TX_ERR);
1497 if (!tx_completed)
1498 must_resend = 1;
1499 }
1500
1501
1502
1503
1504
1505 outb_p(E8390_TXOFF, e8390_base + EN0_TXCR);
1506 outb_p(E8390_NODMA + E8390_PAGE0 + E8390_START, e8390_base + E8390_CMD);
1507
1508
1509
1510
1511 ei_receive(dev);
1512
1513
1514
1515
1516 outb_p(E8390_TXCONFIG | info->duplex_flag, e8390_base + EN0_TXCR);
1517 if (must_resend)
1518 outb_p(E8390_NODMA + E8390_PAGE0 + E8390_START + E8390_TRANS, e8390_base + E8390_CMD);
1519}
1520
1521
1522
1523
1524
1525static struct net_device_stats *get_stats(struct net_device *dev)
1526{
1527 long ioaddr = dev->base_addr;
1528 struct ei_device *ei_local = netdev_priv(dev);
1529 unsigned long flags;
1530
1531
1532 if (!netif_running(dev))
1533 return &dev->stats;
1534
1535 spin_lock_irqsave(&ei_local->page_lock,flags);
1536
1537 dev->stats.rx_frame_errors += inb_p(ioaddr + EN0_COUNTER0);
1538 dev->stats.rx_crc_errors += inb_p(ioaddr + EN0_COUNTER1);
1539 dev->stats.rx_missed_errors+= inb_p(ioaddr + EN0_COUNTER2);
1540 spin_unlock_irqrestore(&ei_local->page_lock, flags);
1541
1542 return &dev->stats;
1543}
1544
1545
1546
1547
1548
1549
1550static inline void make_mc_bits(u8 *bits, struct net_device *dev)
1551{
1552 struct netdev_hw_addr *ha;
1553 u32 crc;
1554
1555 netdev_for_each_mc_addr(ha, dev) {
1556 crc = ether_crc(ETH_ALEN, ha->addr);
1557
1558
1559
1560
1561 bits[crc>>29] |= (1<<((crc>>26)&7));
1562 }
1563}
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573static void do_set_multicast_list(struct net_device *dev)
1574{
1575 long e8390_base = dev->base_addr;
1576 int i;
1577 struct ei_device *ei_local = netdev_priv(dev);
1578
1579 if (!(dev->flags&(IFF_PROMISC|IFF_ALLMULTI))) {
1580 memset(ei_local->mcfilter, 0, 8);
1581 if (!netdev_mc_empty(dev))
1582 make_mc_bits(ei_local->mcfilter, dev);
1583 } else {
1584
1585 memset(ei_local->mcfilter, 0xFF, 8);
1586 }
1587
1588 outb_p(E8390_NODMA + E8390_PAGE1, e8390_base + E8390_CMD);
1589 for(i = 0; i < 8; i++)
1590 {
1591 outb_p(ei_local->mcfilter[i], e8390_base + EN1_MULT_SHIFT(i));
1592 }
1593 outb_p(E8390_NODMA + E8390_PAGE0, e8390_base + E8390_CMD);
1594
1595 if(dev->flags&IFF_PROMISC)
1596 outb_p(E8390_RXCONFIG | 0x58, e8390_base + EN0_RXCR);
1597 else if (dev->flags & IFF_ALLMULTI || !netdev_mc_empty(dev))
1598 outb_p(E8390_RXCONFIG | 0x48, e8390_base + EN0_RXCR);
1599 else
1600 outb_p(E8390_RXCONFIG | 0x40, e8390_base + EN0_RXCR);
1601
1602 outb_p(E8390_NODMA+E8390_PAGE0+E8390_START, e8390_base+E8390_CMD);
1603}
1604
1605
1606
1607
1608
1609
1610
1611static void set_multicast_list(struct net_device *dev)
1612{
1613 unsigned long flags;
1614
1615 spin_lock_irqsave(&dev_lock(dev), flags);
1616 do_set_multicast_list(dev);
1617 spin_unlock_irqrestore(&dev_lock(dev), flags);
1618}
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631static void AX88190_init(struct net_device *dev, int startp)
1632{
1633 axnet_dev_t *info = PRIV(dev);
1634 long e8390_base = dev->base_addr;
1635 struct ei_device *ei_local = netdev_priv(dev);
1636 int i;
1637 int endcfg = ei_local->word16 ? (0x48 | ENDCFG_WTS) : 0x48;
1638
1639 if(sizeof(struct e8390_pkt_hdr)!=4)
1640 panic("8390.c: header struct mispacked\n");
1641
1642 outb_p(E8390_NODMA+E8390_PAGE0+E8390_STOP, e8390_base+E8390_CMD);
1643 outb_p(endcfg, e8390_base + EN0_DCFG);
1644
1645 outb_p(0x00, e8390_base + EN0_RCNTLO);
1646 outb_p(0x00, e8390_base + EN0_RCNTHI);
1647
1648 outb_p(E8390_RXOFF|0x40, e8390_base + EN0_RXCR);
1649 outb_p(E8390_TXOFF, e8390_base + EN0_TXCR);
1650
1651 outb_p(ei_local->tx_start_page, e8390_base + EN0_TPSR);
1652 ei_local->tx1 = ei_local->tx2 = 0;
1653 outb_p(ei_local->rx_start_page, e8390_base + EN0_STARTPG);
1654 outb_p(ei_local->stop_page-1, e8390_base + EN0_BOUNDARY);
1655 ei_local->current_page = ei_local->rx_start_page;
1656 outb_p(ei_local->stop_page, e8390_base + EN0_STOPPG);
1657
1658 outb_p(0xFF, e8390_base + EN0_ISR);
1659 outb_p(0x00, e8390_base + EN0_IMR);
1660
1661
1662
1663 outb_p(E8390_NODMA + E8390_PAGE1 + E8390_STOP, e8390_base+E8390_CMD);
1664 for(i = 0; i < 6; i++)
1665 {
1666 outb_p(dev->dev_addr[i], e8390_base + EN1_PHYS_SHIFT(i));
1667 if(inb_p(e8390_base + EN1_PHYS_SHIFT(i))!=dev->dev_addr[i])
1668 netdev_err(dev, "Hw. address read/write mismap %d\n", i);
1669 }
1670
1671 outb_p(ei_local->rx_start_page, e8390_base + EN1_CURPAG);
1672 outb_p(E8390_NODMA+E8390_PAGE0+E8390_STOP, e8390_base+E8390_CMD);
1673
1674 netif_start_queue(dev);
1675 ei_local->tx1 = ei_local->tx2 = 0;
1676 ei_local->txing = 0;
1677
1678 if (info->flags & IS_AX88790)
1679 outb(0x10, e8390_base + AXNET_GPIO);
1680
1681 if (startp)
1682 {
1683 outb_p(0xff, e8390_base + EN0_ISR);
1684 outb_p(ENISR_ALL, e8390_base + EN0_IMR);
1685 outb_p(E8390_NODMA+E8390_PAGE0+E8390_START, e8390_base+E8390_CMD);
1686 outb_p(E8390_TXCONFIG | info->duplex_flag,
1687 e8390_base + EN0_TXCR);
1688
1689 outb_p(E8390_RXCONFIG | 0x40, e8390_base + EN0_RXCR);
1690 do_set_multicast_list(dev);
1691 }
1692}
1693
1694
1695
1696
1697static void NS8390_trigger_send(struct net_device *dev, unsigned int length,
1698 int start_page)
1699{
1700 long e8390_base = dev->base_addr;
1701 struct ei_device *ei_local __attribute((unused)) = netdev_priv(dev);
1702
1703 if (inb_p(e8390_base) & E8390_TRANS)
1704 {
1705 netdev_warn(dev, "trigger_send() called with the transmitter busy\n");
1706 return;
1707 }
1708 outb_p(length & 0xff, e8390_base + EN0_TCNTLO);
1709 outb_p(length >> 8, e8390_base + EN0_TCNTHI);
1710 outb_p(start_page, e8390_base + EN0_TPSR);
1711 outb_p(E8390_NODMA+E8390_TRANS+E8390_START, e8390_base+E8390_CMD);
1712}
1713