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64
65#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
66
67#include <linux/module.h>
68#include <linux/kernel.h>
69#include <linux/init.h>
70#include <linux/ptrace.h>
71#include <linux/slab.h>
72#include <linux/string.h>
73#include <linux/timer.h>
74#include <linux/interrupt.h>
75#include <linux/in.h>
76#include <linux/delay.h>
77#include <linux/ethtool.h>
78#include <linux/netdevice.h>
79#include <linux/etherdevice.h>
80#include <linux/skbuff.h>
81#include <linux/if_arp.h>
82#include <linux/ioport.h>
83#include <linux/bitops.h>
84#include <linux/mii.h>
85
86#include <pcmcia/cistpl.h>
87#include <pcmcia/cisreg.h>
88#include <pcmcia/ciscode.h>
89
90#include <asm/io.h>
91#include <asm/uaccess.h>
92
93#ifndef MANFID_COMPAQ
94 #define MANFID_COMPAQ 0x0138
95 #define MANFID_COMPAQ2 0x0183
96#endif
97
98#include <pcmcia/ds.h>
99
100
101#define TX_TIMEOUT ((400*HZ)/1000)
102
103
104
105
106
107
108#define XIRCREG_CR 0
109enum xirc_cr {
110 TransmitPacket = 0x01,
111 SoftReset = 0x02,
112 EnableIntr = 0x04,
113 ForceIntr = 0x08,
114 ClearTxFIFO = 0x10,
115 ClearRxOvrun = 0x20,
116 RestartTx = 0x40
117};
118#define XIRCREG_ESR 0
119enum xirc_esr {
120 FullPktRcvd = 0x01,
121 PktRejected = 0x04,
122 TxPktPend = 0x08,
123 IncorPolarity = 0x10,
124 MediaSelect = 0x20
125};
126#define XIRCREG_PR 1
127#define XIRCREG_EDP 4
128#define XIRCREG_ISR 6
129enum xirc_isr {
130 TxBufOvr = 0x01,
131 PktTxed = 0x02,
132 MACIntr = 0x04,
133 TxResGrant = 0x08,
134 RxFullPkt = 0x20,
135 RxPktRej = 0x40,
136 ForcedIntr= 0x80
137};
138#define XIRCREG1_IMR0 12
139#define XIRCREG1_IMR1 13
140#define XIRCREG0_TSO 8
141#define XIRCREG0_TRS 10
142#define XIRCREG0_DO 12
143#define XIRCREG0_RSR 12
144enum xirc_rsr {
145 PhyPkt = 0x01,
146 BrdcstPkt = 0x02,
147 PktTooLong = 0x04,
148 AlignErr = 0x10,
149 CRCErr = 0x20,
150 PktRxOk = 0x80
151};
152#define XIRCREG0_PTR 13
153#define XIRCREG0_RBC 14
154#define XIRCREG1_ECR 14
155enum xirc_ecr {
156 FullDuplex = 0x04,
157 LongTPMode = 0x08,
158 DisablePolCor = 0x10,
159 DisableLinkPulse = 0x20,
160 DisableAutoTx = 0x40,
161};
162#define XIRCREG2_RBS 8
163#define XIRCREG2_LED 10
164
165
166
167
168
169
170
171
172
173
174#define XIRCREG2_MSR 12
175
176#define XIRCREG4_GPR0 8
177#define XIRCREG4_GPR1 9
178#define XIRCREG2_GPR2 13
179#define XIRCREG4_BOV 10
180#define XIRCREG4_LMA 12
181#define XIRCREG4_LMD 14
182
183#define XIRCREG40_CMD0 8
184enum xirc_cmd {
185 Transmit = 0x01,
186 EnableRecv = 0x04,
187 DisableRecv = 0x08,
188 Abort = 0x10,
189 Online = 0x20,
190 IntrAck = 0x40,
191 Offline = 0x80
192};
193#define XIRCREG5_RHSA0 10
194#define XIRCREG40_RXST0 9
195#define XIRCREG40_TXST0 11
196#define XIRCREG40_TXST1 12
197#define XIRCREG40_RMASK0 13
198#define XIRCREG40_TMASK0 14
199#define XIRCREG40_TMASK1 15
200#define XIRCREG42_SWC0 8
201#define XIRCREG42_SWC1 9
202#define XIRCREG42_BOC 10
203#define XIRCREG44_TDR0 8
204#define XIRCREG44_TDR1 9
205#define XIRCREG44_RXBC_LO 10
206#define XIRCREG44_RXBC_HI 11
207#define XIRCREG45_REV 15
208#define XIRCREG50_IA 8
209
210static const char *if_names[] = { "Auto", "10BaseT", "10Base2", "AUI", "100BaseT" };
211
212
213#define XIR_UNKNOWN 0
214#define XIR_CE 1
215#define XIR_CE2 2
216#define XIR_CE3 3
217#define XIR_CEM 4
218#define XIR_CEM2 5
219#define XIR_CEM3 6
220#define XIR_CEM33 7
221#define XIR_CEM56M 8
222#define XIR_CEM56 9
223#define XIR_CM28 10
224#define XIR_CM33 11
225#define XIR_CM56 12
226#define XIR_CG 13
227#define XIR_CBE 14
228
229
230
231
232MODULE_DESCRIPTION("Xircom PCMCIA ethernet driver");
233MODULE_LICENSE("Dual MPL/GPL");
234
235#define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0)
236
237INT_MODULE_PARM(if_port, 0);
238INT_MODULE_PARM(full_duplex, 0);
239INT_MODULE_PARM(do_sound, 1);
240INT_MODULE_PARM(lockup_hack, 0);
241
242
243
244
245
246
247
248
249
250
251static unsigned maxrx_bytes = 22000;
252
253
254static void mii_idle(unsigned int ioaddr);
255static void mii_putbit(unsigned int ioaddr, unsigned data);
256static int mii_getbit(unsigned int ioaddr);
257static void mii_wbits(unsigned int ioaddr, unsigned data, int len);
258static unsigned mii_rd(unsigned int ioaddr, u_char phyaddr, u_char phyreg);
259static void mii_wr(unsigned int ioaddr, u_char phyaddr, u_char phyreg,
260 unsigned data, int len);
261
262static int has_ce2_string(struct pcmcia_device * link);
263static int xirc2ps_config(struct pcmcia_device * link);
264static void xirc2ps_release(struct pcmcia_device * link);
265static void xirc2ps_detach(struct pcmcia_device *p_dev);
266
267static irqreturn_t xirc2ps_interrupt(int irq, void *dev_id);
268
269struct local_info {
270 struct net_device *dev;
271 struct pcmcia_device *p_dev;
272
273 int card_type;
274 int probe_port;
275 int silicon;
276 int mohawk;
277 int dingo;
278 int new_mii;
279 int modem;
280 void __iomem *dingo_ccr;
281 unsigned last_ptr_value;
282 const char *manf_str;
283 struct work_struct tx_timeout_task;
284};
285
286
287
288
289static netdev_tx_t do_start_xmit(struct sk_buff *skb,
290 struct net_device *dev);
291static void xirc_tx_timeout(struct net_device *dev);
292static void xirc2ps_tx_timeout_task(struct work_struct *work);
293static void set_addresses(struct net_device *dev);
294static void set_multicast_list(struct net_device *dev);
295static int set_card_type(struct pcmcia_device *link);
296static int do_config(struct net_device *dev, struct ifmap *map);
297static int do_open(struct net_device *dev);
298static int do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
299static const struct ethtool_ops netdev_ethtool_ops;
300static void hardreset(struct net_device *dev);
301static void do_reset(struct net_device *dev, int full);
302static int init_mii(struct net_device *dev);
303static void do_powerdown(struct net_device *dev);
304static int do_stop(struct net_device *dev);
305
306
307#define SelectPage(pgnr) outb((pgnr), ioaddr + XIRCREG_PR)
308#define GetByte(reg) ((unsigned)inb(ioaddr + (reg)))
309#define GetWord(reg) ((unsigned)inw(ioaddr + (reg)))
310#define PutByte(reg,value) outb((value), ioaddr+(reg))
311#define PutWord(reg,value) outw((value), ioaddr+(reg))
312
313
314#if 0
315static void
316PrintRegisters(struct net_device *dev)
317{
318 unsigned int ioaddr = dev->base_addr;
319
320 if (pc_debug > 1) {
321 int i, page;
322
323 printk(KERN_DEBUG pr_fmt("Register common: "));
324 for (i = 0; i < 8; i++)
325 pr_cont(" %2.2x", GetByte(i));
326 pr_cont("\n");
327 for (page = 0; page <= 8; page++) {
328 printk(KERN_DEBUG pr_fmt("Register page %2x: "), page);
329 SelectPage(page);
330 for (i = 8; i < 16; i++)
331 pr_cont(" %2.2x", GetByte(i));
332 pr_cont("\n");
333 }
334 for (page=0x40 ; page <= 0x5f; page++) {
335 if (page == 0x43 || (page >= 0x46 && page <= 0x4f) ||
336 (page >= 0x51 && page <=0x5e))
337 continue;
338 printk(KERN_DEBUG pr_fmt("Register page %2x: "), page);
339 SelectPage(page);
340 for (i = 8; i < 16; i++)
341 pr_cont(" %2.2x", GetByte(i));
342 pr_cont("\n");
343 }
344 }
345}
346#endif
347
348
349
350
351
352
353static void
354mii_idle(unsigned int ioaddr)
355{
356 PutByte(XIRCREG2_GPR2, 0x04|0);
357 udelay(1);
358 PutByte(XIRCREG2_GPR2, 0x04|1);
359 udelay(1);
360}
361
362
363
364
365static void
366mii_putbit(unsigned int ioaddr, unsigned data)
367{
368 #if 1
369 if (data) {
370 PutByte(XIRCREG2_GPR2, 0x0c|2|0);
371 udelay(1);
372 PutByte(XIRCREG2_GPR2, 0x0c|2|1);
373 udelay(1);
374 } else {
375 PutByte(XIRCREG2_GPR2, 0x0c|0|0);
376 udelay(1);
377 PutByte(XIRCREG2_GPR2, 0x0c|0|1);
378 udelay(1);
379 }
380 #else
381 if (data) {
382 PutWord(XIRCREG2_GPR2-1, 0x0e0e);
383 udelay(1);
384 PutWord(XIRCREG2_GPR2-1, 0x0f0f);
385 udelay(1);
386 } else {
387 PutWord(XIRCREG2_GPR2-1, 0x0c0c);
388 udelay(1);
389 PutWord(XIRCREG2_GPR2-1, 0x0d0d);
390 udelay(1);
391 }
392 #endif
393}
394
395
396
397
398static int
399mii_getbit(unsigned int ioaddr)
400{
401 unsigned d;
402
403 PutByte(XIRCREG2_GPR2, 4|0);
404 udelay(1);
405 d = GetByte(XIRCREG2_GPR2);
406 PutByte(XIRCREG2_GPR2, 4|1);
407 udelay(1);
408 return d & 0x20;
409}
410
411static void
412mii_wbits(unsigned int ioaddr, unsigned data, int len)
413{
414 unsigned m = 1 << (len-1);
415 for (; m; m >>= 1)
416 mii_putbit(ioaddr, data & m);
417}
418
419static unsigned
420mii_rd(unsigned int ioaddr, u_char phyaddr, u_char phyreg)
421{
422 int i;
423 unsigned data=0, m;
424
425 SelectPage(2);
426 for (i=0; i < 32; i++)
427 mii_putbit(ioaddr, 1);
428 mii_wbits(ioaddr, 0x06, 4);
429 mii_wbits(ioaddr, phyaddr, 5);
430 mii_wbits(ioaddr, phyreg, 5);
431 mii_idle(ioaddr);
432 mii_getbit(ioaddr);
433
434 for (m = 1<<15; m; m >>= 1)
435 if (mii_getbit(ioaddr))
436 data |= m;
437 mii_idle(ioaddr);
438 return data;
439}
440
441static void
442mii_wr(unsigned int ioaddr, u_char phyaddr, u_char phyreg, unsigned data,
443 int len)
444{
445 int i;
446
447 SelectPage(2);
448 for (i=0; i < 32; i++)
449 mii_putbit(ioaddr, 1);
450 mii_wbits(ioaddr, 0x05, 4);
451 mii_wbits(ioaddr, phyaddr, 5);
452 mii_wbits(ioaddr, phyreg, 5);
453 mii_putbit(ioaddr, 1);
454 mii_putbit(ioaddr, 0);
455 mii_wbits(ioaddr, data, len);
456 mii_idle(ioaddr);
457}
458
459
460
461static const struct net_device_ops netdev_ops = {
462 .ndo_open = do_open,
463 .ndo_stop = do_stop,
464 .ndo_start_xmit = do_start_xmit,
465 .ndo_tx_timeout = xirc_tx_timeout,
466 .ndo_set_config = do_config,
467 .ndo_do_ioctl = do_ioctl,
468 .ndo_set_rx_mode = set_multicast_list,
469 .ndo_change_mtu = eth_change_mtu,
470 .ndo_set_mac_address = eth_mac_addr,
471 .ndo_validate_addr = eth_validate_addr,
472};
473
474static int
475xirc2ps_probe(struct pcmcia_device *link)
476{
477 struct net_device *dev;
478 struct local_info *local;
479
480 dev_dbg(&link->dev, "attach()\n");
481
482
483 dev = alloc_etherdev(sizeof(struct local_info));
484 if (!dev)
485 return -ENOMEM;
486 local = netdev_priv(dev);
487 local->dev = dev;
488 local->p_dev = link;
489 link->priv = dev;
490
491
492 link->config_index = 1;
493
494
495 dev->netdev_ops = &netdev_ops;
496 dev->ethtool_ops = &netdev_ethtool_ops;
497 dev->watchdog_timeo = TX_TIMEOUT;
498 INIT_WORK(&local->tx_timeout_task, xirc2ps_tx_timeout_task);
499
500 return xirc2ps_config(link);
501}
502
503static void
504xirc2ps_detach(struct pcmcia_device *link)
505{
506 struct net_device *dev = link->priv;
507
508 dev_dbg(&link->dev, "detach\n");
509
510 unregister_netdev(dev);
511
512 xirc2ps_release(link);
513
514 free_netdev(dev);
515}
516
517
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528
529
530
531
532
533
534
535static int
536set_card_type(struct pcmcia_device *link)
537{
538 struct net_device *dev = link->priv;
539 struct local_info *local = netdev_priv(dev);
540 u8 *buf;
541 unsigned int cisrev, mediaid, prodid;
542 size_t len;
543
544 len = pcmcia_get_tuple(link, CISTPL_MANFID, &buf);
545 if (len < 5) {
546 dev_err(&link->dev, "invalid CIS -- sorry\n");
547 return 0;
548 }
549
550 cisrev = buf[2];
551 mediaid = buf[3];
552 prodid = buf[4];
553
554 dev_dbg(&link->dev, "cisrev=%02x mediaid=%02x prodid=%02x\n",
555 cisrev, mediaid, prodid);
556
557 local->mohawk = 0;
558 local->dingo = 0;
559 local->modem = 0;
560 local->card_type = XIR_UNKNOWN;
561 if (!(prodid & 0x40)) {
562 pr_notice("Oops: Not a creditcard\n");
563 return 0;
564 }
565 if (!(mediaid & 0x01)) {
566 pr_notice("Not an Ethernet card\n");
567 return 0;
568 }
569 if (mediaid & 0x10) {
570 local->modem = 1;
571 switch(prodid & 15) {
572 case 1: local->card_type = XIR_CEM ; break;
573 case 2: local->card_type = XIR_CEM2 ; break;
574 case 3: local->card_type = XIR_CEM3 ; break;
575 case 4: local->card_type = XIR_CEM33 ; break;
576 case 5: local->card_type = XIR_CEM56M;
577 local->mohawk = 1;
578 break;
579 case 6:
580 case 7:
581 local->card_type = XIR_CEM56 ;
582 local->mohawk = 1;
583 local->dingo = 1;
584 break;
585 }
586 } else {
587 switch(prodid & 15) {
588 case 1: local->card_type = has_ce2_string(link)? XIR_CE2 : XIR_CE ;
589 break;
590 case 2: local->card_type = XIR_CE2; break;
591 case 3: local->card_type = XIR_CE3;
592 local->mohawk = 1;
593 break;
594 }
595 }
596 if (local->card_type == XIR_CE || local->card_type == XIR_CEM) {
597 pr_notice("Sorry, this is an old CE card\n");
598 return 0;
599 }
600 if (local->card_type == XIR_UNKNOWN)
601 pr_notice("unknown card (mediaid=%02x prodid=%02x)\n", mediaid, prodid);
602
603 return 1;
604}
605
606
607
608
609
610
611static int
612has_ce2_string(struct pcmcia_device * p_dev)
613{
614 if (p_dev->prod_id[2] && strstr(p_dev->prod_id[2], "CE2"))
615 return 1;
616 return 0;
617}
618
619static int
620xirc2ps_config_modem(struct pcmcia_device *p_dev, void *priv_data)
621{
622 unsigned int ioaddr;
623
624 if ((p_dev->resource[0]->start & 0xf) == 8)
625 return -ENODEV;
626
627 p_dev->resource[0]->end = 16;
628 p_dev->resource[1]->end = 8;
629 p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
630 p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_16;
631 p_dev->resource[1]->flags &= ~IO_DATA_PATH_WIDTH;
632 p_dev->resource[1]->flags |= IO_DATA_PATH_WIDTH_8;
633 p_dev->io_lines = 10;
634
635 p_dev->resource[1]->start = p_dev->resource[0]->start;
636 for (ioaddr = 0x300; ioaddr < 0x400; ioaddr += 0x10) {
637 p_dev->resource[0]->start = ioaddr;
638 if (!pcmcia_request_io(p_dev))
639 return 0;
640 }
641 return -ENODEV;
642}
643
644static int
645xirc2ps_config_check(struct pcmcia_device *p_dev, void *priv_data)
646{
647 int *pass = priv_data;
648 resource_size_t tmp = p_dev->resource[1]->start;
649
650 tmp += (*pass ? (p_dev->config_index & 0x20 ? -24 : 8)
651 : (p_dev->config_index & 0x20 ? 8 : -24));
652
653 if ((p_dev->resource[0]->start & 0xf) == 8)
654 return -ENODEV;
655
656 p_dev->resource[0]->end = 18;
657 p_dev->resource[1]->end = 8;
658 p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
659 p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_16;
660 p_dev->resource[1]->flags &= ~IO_DATA_PATH_WIDTH;
661 p_dev->resource[1]->flags |= IO_DATA_PATH_WIDTH_8;
662 p_dev->io_lines = 10;
663
664 p_dev->resource[1]->start = p_dev->resource[0]->start;
665 p_dev->resource[0]->start = tmp;
666 return pcmcia_request_io(p_dev);
667}
668
669
670static int pcmcia_get_mac_ce(struct pcmcia_device *p_dev,
671 tuple_t *tuple,
672 void *priv)
673{
674 struct net_device *dev = priv;
675 int i;
676
677 if (tuple->TupleDataLen != 13)
678 return -EINVAL;
679 if ((tuple->TupleData[0] != 2) || (tuple->TupleData[1] != 1) ||
680 (tuple->TupleData[2] != 6))
681 return -EINVAL;
682
683 for (i = 2; i < 6; i++)
684 dev->dev_addr[i] = tuple->TupleData[i+2];
685 return 0;
686};
687
688
689static int
690xirc2ps_config(struct pcmcia_device * link)
691{
692 struct net_device *dev = link->priv;
693 struct local_info *local = netdev_priv(dev);
694 unsigned int ioaddr;
695 int err;
696 u8 *buf;
697 size_t len;
698
699 local->dingo_ccr = NULL;
700
701 dev_dbg(&link->dev, "config\n");
702
703
704 if (link->has_manf_id == 0) {
705 pr_notice("manfid not found in CIS\n");
706 goto failure;
707 }
708
709 switch (link->manf_id) {
710 case MANFID_XIRCOM:
711 local->manf_str = "Xircom";
712 break;
713 case MANFID_ACCTON:
714 local->manf_str = "Accton";
715 break;
716 case MANFID_COMPAQ:
717 case MANFID_COMPAQ2:
718 local->manf_str = "Compaq";
719 break;
720 case MANFID_INTEL:
721 local->manf_str = "Intel";
722 break;
723 case MANFID_TOSHIBA:
724 local->manf_str = "Toshiba";
725 break;
726 default:
727 pr_notice("Unknown Card Manufacturer ID: 0x%04x\n",
728 (unsigned)link->manf_id);
729 goto failure;
730 }
731 dev_dbg(&link->dev, "found %s card\n", local->manf_str);
732
733 if (!set_card_type(link)) {
734 pr_notice("this card is not supported\n");
735 goto failure;
736 }
737
738
739 err = pcmcia_get_mac_from_cis(link, dev);
740
741
742 if (err) {
743 len = pcmcia_get_tuple(link, 0x89, &buf);
744
745 if (buf && len == 8) {
746 if (*buf == CISTPL_FUNCE_LAN_NODE_ID) {
747 int i;
748 for (i = 2; i < 6; i++)
749 dev->dev_addr[i] = buf[i+2];
750 } else
751 err = -1;
752 }
753 kfree(buf);
754 }
755
756 if (err)
757 err = pcmcia_loop_tuple(link, CISTPL_FUNCE, pcmcia_get_mac_ce, dev);
758
759 if (err) {
760 pr_notice("node-id not found in CIS\n");
761 goto failure;
762 }
763
764 if (local->modem) {
765 int pass;
766 link->config_flags |= CONF_AUTO_SET_IO;
767
768 if (local->dingo) {
769
770
771 if (!pcmcia_loop_config(link, xirc2ps_config_modem, NULL))
772 goto port_found;
773 } else {
774
775
776
777
778
779 for (pass=0; pass < 2; pass++)
780 if (!pcmcia_loop_config(link, xirc2ps_config_check,
781 &pass))
782 goto port_found;
783
784
785
786 }
787 pr_notice("no ports available\n");
788 } else {
789 link->io_lines = 10;
790 link->resource[0]->end = 16;
791 link->resource[0]->flags |= IO_DATA_PATH_WIDTH_16;
792 for (ioaddr = 0x300; ioaddr < 0x400; ioaddr += 0x10) {
793 link->resource[0]->start = ioaddr;
794 if (!(err = pcmcia_request_io(link)))
795 goto port_found;
796 }
797 link->resource[0]->start = 0;
798 if ((err = pcmcia_request_io(link)))
799 goto config_error;
800 }
801 port_found:
802 if (err)
803 goto config_error;
804
805
806
807
808
809 if ((err=pcmcia_request_irq(link, xirc2ps_interrupt)))
810 goto config_error;
811
812 link->config_flags |= CONF_ENABLE_IRQ;
813 if (do_sound)
814 link->config_flags |= CONF_ENABLE_SPKR;
815
816 if ((err = pcmcia_enable_device(link)))
817 goto config_error;
818
819 if (local->dingo) {
820
821
822
823
824
825 err = pcmcia_write_config_byte(link, CISREG_IOBASE_0, (u8)
826 link->resource[1]->start & 0xff);
827 if (err)
828 goto config_error;
829
830 err = pcmcia_write_config_byte(link, CISREG_IOBASE_1,
831 (link->resource[1]->start >> 8) & 0xff);
832 if (err)
833 goto config_error;
834
835
836
837
838
839 link->resource[2]->flags = WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_AM |
840 WIN_ENABLE;
841 link->resource[2]->start = link->resource[2]->end = 0;
842 if ((err = pcmcia_request_window(link, link->resource[2], 0)))
843 goto config_error;
844
845 local->dingo_ccr = ioremap(link->resource[2]->start, 0x1000) + 0x0800;
846 if ((err = pcmcia_map_mem_page(link, link->resource[2], 0)))
847 goto config_error;
848
849
850
851
852 writeb(0x47, local->dingo_ccr + CISREG_COR);
853 ioaddr = link->resource[0]->start;
854 writeb(ioaddr & 0xff , local->dingo_ccr + CISREG_IOBASE_0);
855 writeb((ioaddr >> 8)&0xff , local->dingo_ccr + CISREG_IOBASE_1);
856
857 #if 0
858 {
859 u_char tmp;
860 pr_info("ECOR:");
861 for (i=0; i < 7; i++) {
862 tmp = readb(local->dingo_ccr + i*2);
863 pr_cont(" %02x", tmp);
864 }
865 pr_cont("\n");
866 pr_info("DCOR:");
867 for (i=0; i < 4; i++) {
868 tmp = readb(local->dingo_ccr + 0x20 + i*2);
869 pr_cont(" %02x", tmp);
870 }
871 pr_cont("\n");
872 pr_info("SCOR:");
873 for (i=0; i < 10; i++) {
874 tmp = readb(local->dingo_ccr + 0x40 + i*2);
875 pr_cont(" %02x", tmp);
876 }
877 pr_cont("\n");
878 }
879 #endif
880
881 writeb(0x01, local->dingo_ccr + 0x20);
882 writeb(0x0c, local->dingo_ccr + 0x22);
883 writeb(0x00, local->dingo_ccr + 0x24);
884 writeb(0x00, local->dingo_ccr + 0x26);
885 writeb(0x00, local->dingo_ccr + 0x28);
886 }
887
888
889 local->probe_port=0;
890 if (!if_port) {
891 local->probe_port = dev->if_port = 1;
892 } else if ((if_port >= 1 && if_port <= 2) ||
893 (local->mohawk && if_port==4))
894 dev->if_port = if_port;
895 else
896 pr_notice("invalid if_port requested\n");
897
898
899 dev->irq = link->irq;
900 dev->base_addr = link->resource[0]->start;
901
902 if (local->dingo)
903 do_reset(dev, 1);
904
905 SET_NETDEV_DEV(dev, &link->dev);
906
907 if ((err=register_netdev(dev))) {
908 pr_notice("register_netdev() failed\n");
909 goto config_error;
910 }
911
912
913 netdev_info(dev, "%s: port %#3lx, irq %d, hwaddr %pM\n",
914 local->manf_str, (u_long)dev->base_addr, (int)dev->irq,
915 dev->dev_addr);
916
917 return 0;
918
919 config_error:
920 xirc2ps_release(link);
921 return -ENODEV;
922
923 failure:
924 return -ENODEV;
925}
926
927static void
928xirc2ps_release(struct pcmcia_device *link)
929{
930 dev_dbg(&link->dev, "release\n");
931
932 if (link->resource[2]->end) {
933 struct net_device *dev = link->priv;
934 struct local_info *local = netdev_priv(dev);
935 if (local->dingo)
936 iounmap(local->dingo_ccr - 0x0800);
937 }
938 pcmcia_disable_device(link);
939}
940
941
942
943
944static int xirc2ps_suspend(struct pcmcia_device *link)
945{
946 struct net_device *dev = link->priv;
947
948 if (link->open) {
949 netif_device_detach(dev);
950 do_powerdown(dev);
951 }
952
953 return 0;
954}
955
956static int xirc2ps_resume(struct pcmcia_device *link)
957{
958 struct net_device *dev = link->priv;
959
960 if (link->open) {
961 do_reset(dev,1);
962 netif_device_attach(dev);
963 }
964
965 return 0;
966}
967
968
969
970
971
972
973
974static irqreturn_t
975xirc2ps_interrupt(int irq, void *dev_id)
976{
977 struct net_device *dev = (struct net_device *)dev_id;
978 struct local_info *lp = netdev_priv(dev);
979 unsigned int ioaddr;
980 u_char saved_page;
981 unsigned bytes_rcvd;
982 unsigned int_status, eth_status, rx_status, tx_status;
983 unsigned rsr, pktlen;
984 ulong start_ticks = jiffies;
985
986
987
988
989 if (!netif_device_present(dev))
990 return IRQ_HANDLED;
991
992 ioaddr = dev->base_addr;
993 if (lp->mohawk) {
994 PutByte(XIRCREG_CR, 0);
995 }
996
997 pr_debug("%s: interrupt %d at %#x.\n", dev->name, irq, ioaddr);
998
999 saved_page = GetByte(XIRCREG_PR);
1000
1001
1002
1003 int_status = GetByte(XIRCREG_ISR);
1004 bytes_rcvd = 0;
1005 loop_entry:
1006 if (int_status == 0xff) {
1007 pr_debug("%s: interrupt %d for dead card\n", dev->name, irq);
1008 goto leave;
1009 }
1010 eth_status = GetByte(XIRCREG_ESR);
1011
1012 SelectPage(0x40);
1013 rx_status = GetByte(XIRCREG40_RXST0);
1014 PutByte(XIRCREG40_RXST0, (~rx_status & 0xff));
1015 tx_status = GetByte(XIRCREG40_TXST0);
1016 tx_status |= GetByte(XIRCREG40_TXST1) << 8;
1017 PutByte(XIRCREG40_TXST0, 0);
1018 PutByte(XIRCREG40_TXST1, 0);
1019
1020 pr_debug("%s: ISR=%#2.2x ESR=%#2.2x RSR=%#2.2x TSR=%#4.4x\n",
1021 dev->name, int_status, eth_status, rx_status, tx_status);
1022
1023
1024 SelectPage(0);
1025 while (eth_status & FullPktRcvd) {
1026 rsr = GetByte(XIRCREG0_RSR);
1027 if (bytes_rcvd > maxrx_bytes && (rsr & PktRxOk)) {
1028
1029
1030 dev->stats.rx_dropped++;
1031 pr_debug("%s: RX drop, too much done\n", dev->name);
1032 } else if (rsr & PktRxOk) {
1033 struct sk_buff *skb;
1034
1035 pktlen = GetWord(XIRCREG0_RBC);
1036 bytes_rcvd += pktlen;
1037
1038 pr_debug("rsr=%#02x packet_length=%u\n", rsr, pktlen);
1039
1040
1041 skb = netdev_alloc_skb(dev, pktlen + 3);
1042 if (!skb) {
1043 dev->stats.rx_dropped++;
1044 } else {
1045 skb_reserve(skb, 2);
1046 if (lp->silicon == 0 ) {
1047 unsigned rhsa;
1048
1049 SelectPage(5);
1050 rhsa = GetWord(XIRCREG5_RHSA0);
1051 SelectPage(0);
1052 rhsa += 3;
1053 if (rhsa >= 0x8000)
1054 rhsa = 0;
1055 if (rhsa + pktlen > 0x8000) {
1056 unsigned i;
1057 u_char *buf = skb_put(skb, pktlen);
1058 for (i=0; i < pktlen ; i++, rhsa++) {
1059 buf[i] = GetByte(XIRCREG_EDP);
1060 if (rhsa == 0x8000) {
1061 rhsa = 0;
1062 i--;
1063 }
1064 }
1065 } else {
1066 insw(ioaddr+XIRCREG_EDP,
1067 skb_put(skb, pktlen), (pktlen+1)>>1);
1068 }
1069 }
1070 #if 0
1071 else if (lp->mohawk) {
1072
1073
1074
1075
1076
1077
1078
1079
1080 unsigned i;
1081 u_long *p = skb_put(skb, pktlen);
1082 register u_long a;
1083 unsigned int edpreg = ioaddr+XIRCREG_EDP-2;
1084 for (i=0; i < len ; i += 4, p++) {
1085 a = inl(edpreg);
1086 __asm__("rorl $16,%0\n\t"
1087 :"=q" (a)
1088 : "0" (a));
1089 *p = a;
1090 }
1091 }
1092 #endif
1093 else {
1094 insw(ioaddr+XIRCREG_EDP, skb_put(skb, pktlen),
1095 (pktlen+1)>>1);
1096 }
1097 skb->protocol = eth_type_trans(skb, dev);
1098 netif_rx(skb);
1099 dev->stats.rx_packets++;
1100 dev->stats.rx_bytes += pktlen;
1101 if (!(rsr & PhyPkt))
1102 dev->stats.multicast++;
1103 }
1104 } else {
1105 pr_debug("rsr=%#02x\n", rsr);
1106 }
1107 if (rsr & PktTooLong) {
1108 dev->stats.rx_frame_errors++;
1109 pr_debug("%s: Packet too long\n", dev->name);
1110 }
1111 if (rsr & CRCErr) {
1112 dev->stats.rx_crc_errors++;
1113 pr_debug("%s: CRC error\n", dev->name);
1114 }
1115 if (rsr & AlignErr) {
1116 dev->stats.rx_fifo_errors++;
1117 pr_debug("%s: Alignment error\n", dev->name);
1118 }
1119
1120
1121 PutWord(XIRCREG0_DO, 0x8000);
1122
1123
1124 eth_status = GetByte(XIRCREG_ESR);
1125 }
1126 if (rx_status & 0x10) {
1127 dev->stats.rx_over_errors++;
1128 PutByte(XIRCREG_CR, ClearRxOvrun);
1129 pr_debug("receive overrun cleared\n");
1130 }
1131
1132
1133 if (int_status & PktTxed) {
1134 unsigned n, nn;
1135
1136 n = lp->last_ptr_value;
1137 nn = GetByte(XIRCREG0_PTR);
1138 lp->last_ptr_value = nn;
1139 if (nn < n)
1140 dev->stats.tx_packets += 256 - n;
1141 else if (n == nn) {
1142 pr_debug("PTR not changed?\n");
1143 } else
1144 dev->stats.tx_packets += lp->last_ptr_value - n;
1145 netif_wake_queue(dev);
1146 }
1147 if (tx_status & 0x0002) {
1148 pr_debug("tx restarted due to execssive collissions\n");
1149 PutByte(XIRCREG_CR, RestartTx);
1150 }
1151 if (tx_status & 0x0040)
1152 dev->stats.tx_aborted_errors++;
1153
1154
1155
1156
1157
1158 if (bytes_rcvd > 1000) {
1159 u_long duration = jiffies - start_ticks;
1160
1161 if (duration >= HZ/10) {
1162 maxrx_bytes = (bytes_rcvd * (HZ/10)) / duration;
1163 if (maxrx_bytes < 2000)
1164 maxrx_bytes = 2000;
1165 else if (maxrx_bytes > 22000)
1166 maxrx_bytes = 22000;
1167 pr_debug("set maxrx=%u (rcvd=%u ticks=%lu)\n",
1168 maxrx_bytes, bytes_rcvd, duration);
1169 } else if (!duration && maxrx_bytes < 22000) {
1170
1171 maxrx_bytes += 2000;
1172 if (maxrx_bytes > 22000)
1173 maxrx_bytes = 22000;
1174 pr_debug("set maxrx=%u\n", maxrx_bytes);
1175 }
1176 }
1177
1178 leave:
1179 if (lockup_hack) {
1180 if (int_status != 0xff && (int_status = GetByte(XIRCREG_ISR)) != 0)
1181 goto loop_entry;
1182 }
1183 SelectPage(saved_page);
1184 PutByte(XIRCREG_CR, EnableIntr);
1185
1186
1187
1188
1189 return IRQ_HANDLED;
1190}
1191
1192
1193
1194static void
1195xirc2ps_tx_timeout_task(struct work_struct *work)
1196{
1197 struct local_info *local =
1198 container_of(work, struct local_info, tx_timeout_task);
1199 struct net_device *dev = local->dev;
1200
1201 do_reset(dev,1);
1202 dev->trans_start = jiffies;
1203 netif_wake_queue(dev);
1204}
1205
1206static void
1207xirc_tx_timeout(struct net_device *dev)
1208{
1209 struct local_info *lp = netdev_priv(dev);
1210 dev->stats.tx_errors++;
1211 netdev_notice(dev, "transmit timed out\n");
1212 schedule_work(&lp->tx_timeout_task);
1213}
1214
1215static netdev_tx_t
1216do_start_xmit(struct sk_buff *skb, struct net_device *dev)
1217{
1218 struct local_info *lp = netdev_priv(dev);
1219 unsigned int ioaddr = dev->base_addr;
1220 int okay;
1221 unsigned freespace;
1222 unsigned pktlen = skb->len;
1223
1224 pr_debug("do_start_xmit(skb=%p, dev=%p) len=%u\n",
1225 skb, dev, pktlen);
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235 if (pktlen < ETH_ZLEN)
1236 {
1237 if (skb_padto(skb, ETH_ZLEN))
1238 return NETDEV_TX_OK;
1239 pktlen = ETH_ZLEN;
1240 }
1241
1242 netif_stop_queue(dev);
1243 SelectPage(0);
1244 PutWord(XIRCREG0_TRS, (u_short)pktlen+2);
1245 freespace = GetWord(XIRCREG0_TSO);
1246 okay = freespace & 0x8000;
1247 freespace &= 0x7fff;
1248
1249 okay = pktlen +2 < freespace;
1250 pr_debug("%s: avail. tx space=%u%s\n",
1251 dev->name, freespace, okay ? " (okay)":" (not enough)");
1252 if (!okay) {
1253 return NETDEV_TX_BUSY;
1254 }
1255
1256 PutWord(XIRCREG_EDP, (u_short)pktlen);
1257 outsw(ioaddr+XIRCREG_EDP, skb->data, pktlen>>1);
1258 if (pktlen & 1)
1259 PutByte(XIRCREG_EDP, skb->data[pktlen-1]);
1260
1261 if (lp->mohawk)
1262 PutByte(XIRCREG_CR, TransmitPacket|EnableIntr);
1263
1264 dev_kfree_skb (skb);
1265 dev->stats.tx_bytes += pktlen;
1266 netif_start_queue(dev);
1267 return NETDEV_TX_OK;
1268}
1269
1270struct set_address_info {
1271 int reg_nr;
1272 int page_nr;
1273 int mohawk;
1274 unsigned int ioaddr;
1275};
1276
1277static void set_address(struct set_address_info *sa_info, char *addr)
1278{
1279 unsigned int ioaddr = sa_info->ioaddr;
1280 int i;
1281
1282 for (i = 0; i < 6; i++) {
1283 if (sa_info->reg_nr > 15) {
1284 sa_info->reg_nr = 8;
1285 sa_info->page_nr++;
1286 SelectPage(sa_info->page_nr);
1287 }
1288 if (sa_info->mohawk)
1289 PutByte(sa_info->reg_nr++, addr[5 - i]);
1290 else
1291 PutByte(sa_info->reg_nr++, addr[i]);
1292 }
1293}
1294
1295
1296
1297
1298
1299
1300static void set_addresses(struct net_device *dev)
1301{
1302 unsigned int ioaddr = dev->base_addr;
1303 struct local_info *lp = netdev_priv(dev);
1304 struct netdev_hw_addr *ha;
1305 struct set_address_info sa_info;
1306 int i;
1307
1308
1309
1310
1311
1312 sa_info.reg_nr = 15 + 1;
1313 sa_info.page_nr = 0x50 - 1;
1314 sa_info.mohawk = lp->mohawk;
1315 sa_info.ioaddr = ioaddr;
1316
1317 set_address(&sa_info, dev->dev_addr);
1318 i = 0;
1319 netdev_for_each_mc_addr(ha, dev) {
1320 if (i++ == 9)
1321 break;
1322 set_address(&sa_info, ha->addr);
1323 }
1324 while (i++ < 9)
1325 set_address(&sa_info, dev->dev_addr);
1326 SelectPage(0);
1327}
1328
1329
1330
1331
1332
1333
1334
1335static void
1336set_multicast_list(struct net_device *dev)
1337{
1338 unsigned int ioaddr = dev->base_addr;
1339 unsigned value;
1340
1341 SelectPage(0x42);
1342 value = GetByte(XIRCREG42_SWC1) & 0xC0;
1343
1344 if (dev->flags & IFF_PROMISC) {
1345 PutByte(XIRCREG42_SWC1, value | 0x06);
1346 } else if (netdev_mc_count(dev) > 9 || (dev->flags & IFF_ALLMULTI)) {
1347 PutByte(XIRCREG42_SWC1, value | 0x02);
1348 } else if (!netdev_mc_empty(dev)) {
1349
1350 PutByte(XIRCREG42_SWC1, value | 0x01);
1351 SelectPage(0x40);
1352 PutByte(XIRCREG40_CMD0, Offline);
1353 set_addresses(dev);
1354 SelectPage(0x40);
1355 PutByte(XIRCREG40_CMD0, EnableRecv | Online);
1356 } else {
1357 PutByte(XIRCREG42_SWC1, value | 0x00);
1358 }
1359 SelectPage(0);
1360}
1361
1362static int
1363do_config(struct net_device *dev, struct ifmap *map)
1364{
1365 struct local_info *local = netdev_priv(dev);
1366
1367 pr_debug("do_config(%p)\n", dev);
1368 if (map->port != 255 && map->port != dev->if_port) {
1369 if (map->port > 4)
1370 return -EINVAL;
1371 if (!map->port) {
1372 local->probe_port = 1;
1373 dev->if_port = 1;
1374 } else {
1375 local->probe_port = 0;
1376 dev->if_port = map->port;
1377 }
1378 netdev_info(dev, "switching to %s port\n", if_names[dev->if_port]);
1379 do_reset(dev,1);
1380 }
1381 return 0;
1382}
1383
1384
1385
1386
1387static int
1388do_open(struct net_device *dev)
1389{
1390 struct local_info *lp = netdev_priv(dev);
1391 struct pcmcia_device *link = lp->p_dev;
1392
1393 dev_dbg(&link->dev, "do_open(%p)\n", dev);
1394
1395
1396
1397 if (!pcmcia_dev_present(link))
1398 return -ENODEV;
1399
1400
1401 link->open++;
1402
1403 netif_start_queue(dev);
1404 do_reset(dev,1);
1405
1406 return 0;
1407}
1408
1409static void netdev_get_drvinfo(struct net_device *dev,
1410 struct ethtool_drvinfo *info)
1411{
1412 strlcpy(info->driver, "xirc2ps_cs", sizeof(info->driver));
1413 snprintf(info->bus_info, sizeof(info->bus_info), "PCMCIA 0x%lx",
1414 dev->base_addr);
1415}
1416
1417static const struct ethtool_ops netdev_ethtool_ops = {
1418 .get_drvinfo = netdev_get_drvinfo,
1419};
1420
1421static int
1422do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
1423{
1424 struct local_info *local = netdev_priv(dev);
1425 unsigned int ioaddr = dev->base_addr;
1426 struct mii_ioctl_data *data = if_mii(rq);
1427
1428 pr_debug("%s: ioctl(%-.6s, %#04x) %04x %04x %04x %04x\n",
1429 dev->name, rq->ifr_ifrn.ifrn_name, cmd,
1430 data->phy_id, data->reg_num, data->val_in, data->val_out);
1431
1432 if (!local->mohawk)
1433 return -EOPNOTSUPP;
1434
1435 switch(cmd) {
1436 case SIOCGMIIPHY:
1437 data->phy_id = 0;
1438
1439 case SIOCGMIIREG:
1440 data->val_out = mii_rd(ioaddr, data->phy_id & 0x1f,
1441 data->reg_num & 0x1f);
1442 break;
1443 case SIOCSMIIREG:
1444 mii_wr(ioaddr, data->phy_id & 0x1f, data->reg_num & 0x1f, data->val_in,
1445 16);
1446 break;
1447 default:
1448 return -EOPNOTSUPP;
1449 }
1450 return 0;
1451}
1452
1453static void
1454hardreset(struct net_device *dev)
1455{
1456 struct local_info *local = netdev_priv(dev);
1457 unsigned int ioaddr = dev->base_addr;
1458
1459 SelectPage(4);
1460 udelay(1);
1461 PutByte(XIRCREG4_GPR1, 0);
1462 msleep(40);
1463 if (local->mohawk)
1464 PutByte(XIRCREG4_GPR1, 1);
1465 else
1466 PutByte(XIRCREG4_GPR1, 1 | 4);
1467 msleep(20);
1468}
1469
1470static void
1471do_reset(struct net_device *dev, int full)
1472{
1473 struct local_info *local = netdev_priv(dev);
1474 unsigned int ioaddr = dev->base_addr;
1475 unsigned value;
1476
1477 pr_debug("%s: do_reset(%p,%d)\n", dev? dev->name:"eth?", dev, full);
1478
1479 hardreset(dev);
1480 PutByte(XIRCREG_CR, SoftReset);
1481 msleep(20);
1482 PutByte(XIRCREG_CR, 0);
1483 msleep(40);
1484 if (local->mohawk) {
1485 SelectPage(4);
1486
1487
1488
1489
1490 PutByte(XIRCREG4_GPR0, 0x0e);
1491 }
1492
1493
1494 msleep(500);
1495
1496 local->last_ptr_value = 0;
1497 local->silicon = local->mohawk ? (GetByte(XIRCREG4_BOV) & 0x70) >> 4
1498 : (GetByte(XIRCREG4_BOV) & 0x30) >> 4;
1499
1500 if (local->probe_port) {
1501 if (!local->mohawk) {
1502 SelectPage(4);
1503 PutByte(XIRCREG4_GPR0, 4);
1504 local->probe_port = 0;
1505 }
1506 } else if (dev->if_port == 2) {
1507 SelectPage(0x42);
1508 PutByte(XIRCREG42_SWC1, 0xC0);
1509 } else {
1510 SelectPage(0x42);
1511 PutByte(XIRCREG42_SWC1, 0x80);
1512 }
1513 msleep(40);
1514
1515 #if 0
1516 {
1517 SelectPage(0);
1518 value = GetByte(XIRCREG_ESR);
1519 pr_debug("%s: ESR is: %#02x\n", dev->name, value);
1520 }
1521 #endif
1522
1523
1524 SelectPage(1);
1525 PutByte(XIRCREG1_IMR0, 0xff);
1526 PutByte(XIRCREG1_IMR1, 1 );
1527 value = GetByte(XIRCREG1_ECR);
1528 #if 0
1529 if (local->mohawk)
1530 value |= DisableLinkPulse;
1531 PutByte(XIRCREG1_ECR, value);
1532 #endif
1533 pr_debug("%s: ECR is: %#02x\n", dev->name, value);
1534
1535 SelectPage(0x42);
1536 PutByte(XIRCREG42_SWC0, 0x20);
1537
1538 if (local->silicon != 1) {
1539
1540
1541
1542
1543
1544 SelectPage(2);
1545 PutWord(XIRCREG2_RBS, 0x2000);
1546 }
1547
1548 if (full)
1549 set_addresses(dev);
1550
1551
1552
1553
1554
1555 SelectPage(0);
1556 PutWord(XIRCREG0_DO, 0x2000);
1557
1558
1559 SelectPage(0x40);
1560 PutByte(XIRCREG40_RMASK0, 0xff);
1561 PutByte(XIRCREG40_TMASK0, 0xff);
1562 PutByte(XIRCREG40_TMASK1, 0xb0);
1563 PutByte(XIRCREG40_RXST0, 0x00);
1564 PutByte(XIRCREG40_TXST0, 0x00);
1565 PutByte(XIRCREG40_TXST1, 0x00);
1566
1567 if (full && local->mohawk && init_mii(dev)) {
1568 if (dev->if_port == 4 || local->dingo || local->new_mii) {
1569 netdev_info(dev, "MII selected\n");
1570 SelectPage(2);
1571 PutByte(XIRCREG2_MSR, GetByte(XIRCREG2_MSR) | 0x08);
1572 msleep(20);
1573 } else {
1574 netdev_info(dev, "MII detected; using 10mbs\n");
1575 SelectPage(0x42);
1576 if (dev->if_port == 2)
1577 PutByte(XIRCREG42_SWC1, 0xC0);
1578 else
1579 PutByte(XIRCREG42_SWC1, 0x80);
1580 msleep(40);
1581 }
1582 if (full_duplex)
1583 PutByte(XIRCREG1_ECR, GetByte(XIRCREG1_ECR | FullDuplex));
1584 } else {
1585 SelectPage(0);
1586 value = GetByte(XIRCREG_ESR);
1587 dev->if_port = (value & MediaSelect) ? 1 : 2;
1588 }
1589
1590
1591 SelectPage(2);
1592 if (dev->if_port == 1 || dev->if_port == 4)
1593 PutByte(XIRCREG2_LED, 0x3b);
1594 else
1595 PutByte(XIRCREG2_LED, 0x3a);
1596
1597 if (local->dingo)
1598 PutByte(0x0b, 0x04);
1599
1600
1601 if (full) {
1602 set_multicast_list(dev);
1603 SelectPage(0x40);
1604 PutByte(XIRCREG40_CMD0, EnableRecv | Online);
1605 }
1606
1607
1608 SelectPage(1);
1609 PutByte(XIRCREG1_IMR0, 0xff);
1610 udelay(1);
1611 SelectPage(0);
1612 PutByte(XIRCREG_CR, EnableIntr);
1613 if (local->modem && !local->dingo) {
1614 if (!(GetByte(0x10) & 0x01))
1615 PutByte(0x10, 0x11);
1616 }
1617
1618 if (full)
1619 netdev_info(dev, "media %s, silicon revision %d\n",
1620 if_names[dev->if_port], local->silicon);
1621
1622
1623
1624 SelectPage(0);
1625}
1626
1627
1628
1629
1630
1631static int
1632init_mii(struct net_device *dev)
1633{
1634 struct local_info *local = netdev_priv(dev);
1635 unsigned int ioaddr = dev->base_addr;
1636 unsigned control, status, linkpartner;
1637 int i;
1638
1639 if (if_port == 4 || if_port == 1) {
1640 dev->if_port = if_port;
1641 local->probe_port = 0;
1642 return 1;
1643 }
1644
1645 status = mii_rd(ioaddr, 0, 1);
1646 if ((status & 0xff00) != 0x7800)
1647 return 0;
1648
1649 local->new_mii = (mii_rd(ioaddr, 0, 2) != 0xffff);
1650
1651 if (local->probe_port)
1652 control = 0x1000;
1653 else if (dev->if_port == 4)
1654 control = 0x2000;
1655 else
1656 control = 0x0000;
1657 mii_wr(ioaddr, 0, 0, control, 16);
1658 udelay(100);
1659 control = mii_rd(ioaddr, 0, 0);
1660
1661 if (control & 0x0400) {
1662 netdev_notice(dev, "can't take PHY out of isolation mode\n");
1663 local->probe_port = 0;
1664 return 0;
1665 }
1666
1667 if (local->probe_port) {
1668
1669
1670
1671
1672 for (i=0; i < 35; i++) {
1673 msleep(100);
1674 status = mii_rd(ioaddr, 0, 1);
1675 if ((status & 0x0020) && (status & 0x0004))
1676 break;
1677 }
1678
1679 if (!(status & 0x0020)) {
1680 netdev_info(dev, "autonegotiation failed; using 10mbs\n");
1681 if (!local->new_mii) {
1682 control = 0x0000;
1683 mii_wr(ioaddr, 0, 0, control, 16);
1684 udelay(100);
1685 SelectPage(0);
1686 dev->if_port = (GetByte(XIRCREG_ESR) & MediaSelect) ? 1 : 2;
1687 }
1688 } else {
1689 linkpartner = mii_rd(ioaddr, 0, 5);
1690 netdev_info(dev, "MII link partner: %04x\n", linkpartner);
1691 if (linkpartner & 0x0080) {
1692 dev->if_port = 4;
1693 } else
1694 dev->if_port = 1;
1695 }
1696 }
1697
1698 return 1;
1699}
1700
1701static void
1702do_powerdown(struct net_device *dev)
1703{
1704
1705 unsigned int ioaddr = dev->base_addr;
1706
1707 pr_debug("do_powerdown(%p)\n", dev);
1708
1709 SelectPage(4);
1710 PutByte(XIRCREG4_GPR1, 0);
1711 SelectPage(0);
1712}
1713
1714static int
1715do_stop(struct net_device *dev)
1716{
1717 unsigned int ioaddr = dev->base_addr;
1718 struct local_info *lp = netdev_priv(dev);
1719 struct pcmcia_device *link = lp->p_dev;
1720
1721 dev_dbg(&link->dev, "do_stop(%p)\n", dev);
1722
1723 if (!link)
1724 return -ENODEV;
1725
1726 netif_stop_queue(dev);
1727
1728 SelectPage(0);
1729 PutByte(XIRCREG_CR, 0);
1730 SelectPage(0x01);
1731 PutByte(XIRCREG1_IMR0, 0x00);
1732 SelectPage(4);
1733 PutByte(XIRCREG4_GPR1, 0);
1734 SelectPage(0);
1735
1736 link->open--;
1737 return 0;
1738}
1739
1740static const struct pcmcia_device_id xirc2ps_ids[] = {
1741 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0089, 0x110a),
1742 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0138, 0x110a),
1743 PCMCIA_PFC_DEVICE_PROD_ID13(0, "Xircom", "CEM28", 0x2e3ee845, 0x0ea978ea),
1744 PCMCIA_PFC_DEVICE_PROD_ID13(0, "Xircom", "CEM33", 0x2e3ee845, 0x80609023),
1745 PCMCIA_PFC_DEVICE_PROD_ID13(0, "Xircom", "CEM56", 0x2e3ee845, 0xa650c32a),
1746 PCMCIA_PFC_DEVICE_PROD_ID13(0, "Xircom", "REM10", 0x2e3ee845, 0x76df1d29),
1747 PCMCIA_PFC_DEVICE_PROD_ID13(0, "Xircom", "XEM5600", 0x2e3ee845, 0xf1403719),
1748 PCMCIA_PFC_DEVICE_PROD_ID12(0, "Xircom", "CreditCard Ethernet+Modem II", 0x2e3ee845, 0xeca401bf),
1749 PCMCIA_DEVICE_MANF_CARD(0x01bf, 0x010a),
1750 PCMCIA_DEVICE_PROD_ID13("Toshiba Information Systems", "TPCENET", 0x1b3b94fe, 0xf381c1a2),
1751 PCMCIA_DEVICE_PROD_ID13("Xircom", "CE3-10/100", 0x2e3ee845, 0x0ec0ac37),
1752 PCMCIA_DEVICE_PROD_ID13("Xircom", "PS-CE2-10", 0x2e3ee845, 0x947d9073),
1753 PCMCIA_DEVICE_PROD_ID13("Xircom", "R2E-100BTX", 0x2e3ee845, 0x2464a6e3),
1754 PCMCIA_DEVICE_PROD_ID13("Xircom", "RE-10", 0x2e3ee845, 0x3e08d609),
1755 PCMCIA_DEVICE_PROD_ID13("Xircom", "XE2000", 0x2e3ee845, 0xf7188e46),
1756 PCMCIA_DEVICE_PROD_ID12("Compaq", "Ethernet LAN Card", 0x54f7c49c, 0x9fd2f0a2),
1757 PCMCIA_DEVICE_PROD_ID12("Compaq", "Netelligent 10/100 PC Card", 0x54f7c49c, 0xefe96769),
1758 PCMCIA_DEVICE_PROD_ID12("Intel", "EtherExpress(TM) PRO/100 PC Card Mobile Adapter16", 0x816cc815, 0x174397db),
1759 PCMCIA_DEVICE_PROD_ID12("Toshiba", "10/100 Ethernet PC Card", 0x44a09d9c, 0xb44deecf),
1760
1761
1762 PCMCIA_DEVICE_NULL,
1763};
1764MODULE_DEVICE_TABLE(pcmcia, xirc2ps_ids);
1765
1766
1767static struct pcmcia_driver xirc2ps_cs_driver = {
1768 .owner = THIS_MODULE,
1769 .name = "xirc2ps_cs",
1770 .probe = xirc2ps_probe,
1771 .remove = xirc2ps_detach,
1772 .id_table = xirc2ps_ids,
1773 .suspend = xirc2ps_suspend,
1774 .resume = xirc2ps_resume,
1775};
1776module_pcmcia_driver(xirc2ps_cs_driver);
1777
1778#ifndef MODULE
1779static int __init setup_xirc2ps_cs(char *str)
1780{
1781
1782
1783 int ints[10] = { -1 };
1784
1785 str = get_options(str, 9, ints);
1786
1787#define MAYBE_SET(X,Y) if (ints[0] >= Y && ints[Y] != -1) { X = ints[Y]; }
1788 MAYBE_SET(if_port, 3);
1789 MAYBE_SET(full_duplex, 4);
1790 MAYBE_SET(do_sound, 5);
1791 MAYBE_SET(lockup_hack, 6);
1792#undef MAYBE_SET
1793
1794 return 1;
1795}
1796
1797__setup("xirc2ps_cs=", setup_xirc2ps_cs);
1798#endif
1799