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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 <linux/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, unsigned int txqueue);
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_eth_ioctl = do_ioctl,
468 .ndo_set_rx_mode = set_multicast_list,
469 .ndo_set_mac_address = eth_mac_addr,
470 .ndo_validate_addr = eth_validate_addr,
471};
472
473static int
474xirc2ps_probe(struct pcmcia_device *link)
475{
476 struct net_device *dev;
477 struct local_info *local;
478
479 dev_dbg(&link->dev, "attach()\n");
480
481
482 dev = alloc_etherdev(sizeof(struct local_info));
483 if (!dev)
484 return -ENOMEM;
485 local = netdev_priv(dev);
486 local->dev = dev;
487 local->p_dev = link;
488 link->priv = dev;
489
490
491 link->config_index = 1;
492
493
494 dev->netdev_ops = &netdev_ops;
495 dev->ethtool_ops = &netdev_ethtool_ops;
496 dev->watchdog_timeo = TX_TIMEOUT;
497 INIT_WORK(&local->tx_timeout_task, xirc2ps_tx_timeout_task);
498
499 return xirc2ps_config(link);
500}
501
502static void
503xirc2ps_detach(struct pcmcia_device *link)
504{
505 struct net_device *dev = link->priv;
506
507 dev_dbg(&link->dev, "detach\n");
508
509 unregister_netdev(dev);
510
511 xirc2ps_release(link);
512
513 free_netdev(dev);
514}
515
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526
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529
530
531
532
533
534static int
535set_card_type(struct pcmcia_device *link)
536{
537 struct net_device *dev = link->priv;
538 struct local_info *local = netdev_priv(dev);
539 u8 *buf;
540 unsigned int cisrev, mediaid, prodid;
541 size_t len;
542
543 len = pcmcia_get_tuple(link, CISTPL_MANFID, &buf);
544 if (len < 5) {
545 dev_err(&link->dev, "invalid CIS -- sorry\n");
546 return 0;
547 }
548
549 cisrev = buf[2];
550 mediaid = buf[3];
551 prodid = buf[4];
552
553 dev_dbg(&link->dev, "cisrev=%02x mediaid=%02x prodid=%02x\n",
554 cisrev, mediaid, prodid);
555
556 local->mohawk = 0;
557 local->dingo = 0;
558 local->modem = 0;
559 local->card_type = XIR_UNKNOWN;
560 if (!(prodid & 0x40)) {
561 pr_notice("Oops: Not a creditcard\n");
562 return 0;
563 }
564 if (!(mediaid & 0x01)) {
565 pr_notice("Not an Ethernet card\n");
566 return 0;
567 }
568 if (mediaid & 0x10) {
569 local->modem = 1;
570 switch(prodid & 15) {
571 case 1: local->card_type = XIR_CEM ; break;
572 case 2: local->card_type = XIR_CEM2 ; break;
573 case 3: local->card_type = XIR_CEM3 ; break;
574 case 4: local->card_type = XIR_CEM33 ; break;
575 case 5: local->card_type = XIR_CEM56M;
576 local->mohawk = 1;
577 break;
578 case 6:
579 case 7:
580 local->card_type = XIR_CEM56 ;
581 local->mohawk = 1;
582 local->dingo = 1;
583 break;
584 }
585 } else {
586 switch(prodid & 15) {
587 case 1: local->card_type = has_ce2_string(link)? XIR_CE2 : XIR_CE ;
588 break;
589 case 2: local->card_type = XIR_CE2; break;
590 case 3: local->card_type = XIR_CE3;
591 local->mohawk = 1;
592 break;
593 }
594 }
595 if (local->card_type == XIR_CE || local->card_type == XIR_CEM) {
596 pr_notice("Sorry, this is an old CE card\n");
597 return 0;
598 }
599 if (local->card_type == XIR_UNKNOWN)
600 pr_notice("unknown card (mediaid=%02x prodid=%02x)\n", mediaid, prodid);
601
602 return 1;
603}
604
605
606
607
608
609
610static int
611has_ce2_string(struct pcmcia_device * p_dev)
612{
613 if (p_dev->prod_id[2] && strstr(p_dev->prod_id[2], "CE2"))
614 return 1;
615 return 0;
616}
617
618static int
619xirc2ps_config_modem(struct pcmcia_device *p_dev, void *priv_data)
620{
621 unsigned int ioaddr;
622
623 if ((p_dev->resource[0]->start & 0xf) == 8)
624 return -ENODEV;
625
626 p_dev->resource[0]->end = 16;
627 p_dev->resource[1]->end = 8;
628 p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
629 p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_16;
630 p_dev->resource[1]->flags &= ~IO_DATA_PATH_WIDTH;
631 p_dev->resource[1]->flags |= IO_DATA_PATH_WIDTH_8;
632 p_dev->io_lines = 10;
633
634 p_dev->resource[1]->start = p_dev->resource[0]->start;
635 for (ioaddr = 0x300; ioaddr < 0x400; ioaddr += 0x10) {
636 p_dev->resource[0]->start = ioaddr;
637 if (!pcmcia_request_io(p_dev))
638 return 0;
639 }
640 return -ENODEV;
641}
642
643static int
644xirc2ps_config_check(struct pcmcia_device *p_dev, void *priv_data)
645{
646 int *pass = priv_data;
647 resource_size_t tmp = p_dev->resource[1]->start;
648
649 tmp += (*pass ? (p_dev->config_index & 0x20 ? -24 : 8)
650 : (p_dev->config_index & 0x20 ? 8 : -24));
651
652 if ((p_dev->resource[0]->start & 0xf) == 8)
653 return -ENODEV;
654
655 p_dev->resource[0]->end = 18;
656 p_dev->resource[1]->end = 8;
657 p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
658 p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_16;
659 p_dev->resource[1]->flags &= ~IO_DATA_PATH_WIDTH;
660 p_dev->resource[1]->flags |= IO_DATA_PATH_WIDTH_8;
661 p_dev->io_lines = 10;
662
663 p_dev->resource[1]->start = p_dev->resource[0]->start;
664 p_dev->resource[0]->start = tmp;
665 return pcmcia_request_io(p_dev);
666}
667
668
669static int pcmcia_get_mac_ce(struct pcmcia_device *p_dev,
670 tuple_t *tuple,
671 void *priv)
672{
673 struct net_device *dev = priv;
674 int i;
675
676 if (tuple->TupleDataLen != 13)
677 return -EINVAL;
678 if ((tuple->TupleData[0] != 2) || (tuple->TupleData[1] != 1) ||
679 (tuple->TupleData[2] != 6))
680 return -EINVAL;
681
682 for (i = 2; i < 6; i++)
683 dev->dev_addr[i] = tuple->TupleData[i+2];
684 return 0;
685};
686
687
688static int
689xirc2ps_config(struct pcmcia_device * link)
690{
691 struct net_device *dev = link->priv;
692 struct local_info *local = netdev_priv(dev);
693 unsigned int ioaddr;
694 int err;
695 u8 *buf;
696 size_t len;
697
698 local->dingo_ccr = NULL;
699
700 dev_dbg(&link->dev, "config\n");
701
702
703 if (link->has_manf_id == 0) {
704 pr_notice("manfid not found in CIS\n");
705 goto failure;
706 }
707
708 switch (link->manf_id) {
709 case MANFID_XIRCOM:
710 local->manf_str = "Xircom";
711 break;
712 case MANFID_ACCTON:
713 local->manf_str = "Accton";
714 break;
715 case MANFID_COMPAQ:
716 case MANFID_COMPAQ2:
717 local->manf_str = "Compaq";
718 break;
719 case MANFID_INTEL:
720 local->manf_str = "Intel";
721 break;
722 case MANFID_TOSHIBA:
723 local->manf_str = "Toshiba";
724 break;
725 default:
726 pr_notice("Unknown Card Manufacturer ID: 0x%04x\n",
727 (unsigned)link->manf_id);
728 goto failure;
729 }
730 dev_dbg(&link->dev, "found %s card\n", local->manf_str);
731
732 if (!set_card_type(link)) {
733 pr_notice("this card is not supported\n");
734 goto failure;
735 }
736
737
738 err = pcmcia_get_mac_from_cis(link, dev);
739
740
741 if (err) {
742 len = pcmcia_get_tuple(link, 0x89, &buf);
743
744 if (buf && len == 8) {
745 if (*buf == CISTPL_FUNCE_LAN_NODE_ID) {
746 int i;
747 for (i = 2; i < 6; i++)
748 dev->dev_addr[i] = buf[i+2];
749 } else
750 err = -1;
751 }
752 kfree(buf);
753 }
754
755 if (err)
756 err = pcmcia_loop_tuple(link, CISTPL_FUNCE, pcmcia_get_mac_ce, dev);
757
758 if (err) {
759 pr_notice("node-id not found in CIS\n");
760 goto failure;
761 }
762
763 if (local->modem) {
764 int pass;
765 link->config_flags |= CONF_AUTO_SET_IO;
766
767 if (local->dingo) {
768
769
770 if (!pcmcia_loop_config(link, xirc2ps_config_modem, NULL))
771 goto port_found;
772 } else {
773
774
775
776
777
778 for (pass=0; pass < 2; pass++)
779 if (!pcmcia_loop_config(link, xirc2ps_config_check,
780 &pass))
781 goto port_found;
782
783
784
785 }
786 pr_notice("no ports available\n");
787 } else {
788 link->io_lines = 10;
789 link->resource[0]->end = 16;
790 link->resource[0]->flags |= IO_DATA_PATH_WIDTH_16;
791 for (ioaddr = 0x300; ioaddr < 0x400; ioaddr += 0x10) {
792 link->resource[0]->start = ioaddr;
793 if (!(err = pcmcia_request_io(link)))
794 goto port_found;
795 }
796 link->resource[0]->start = 0;
797 if ((err = pcmcia_request_io(link)))
798 goto config_error;
799 }
800 port_found:
801
802
803
804
805
806 if ((err=pcmcia_request_irq(link, xirc2ps_interrupt)))
807 goto config_error;
808
809 link->config_flags |= CONF_ENABLE_IRQ;
810 if (do_sound)
811 link->config_flags |= CONF_ENABLE_SPKR;
812
813 if ((err = pcmcia_enable_device(link)))
814 goto config_error;
815
816 if (local->dingo) {
817
818
819
820
821
822 err = pcmcia_write_config_byte(link, CISREG_IOBASE_0, (u8)
823 link->resource[1]->start & 0xff);
824 if (err)
825 goto config_error;
826
827 err = pcmcia_write_config_byte(link, CISREG_IOBASE_1,
828 (link->resource[1]->start >> 8) & 0xff);
829 if (err)
830 goto config_error;
831
832
833
834
835
836 link->resource[2]->flags = WIN_DATA_WIDTH_8 | WIN_MEMORY_TYPE_AM |
837 WIN_ENABLE;
838 link->resource[2]->start = link->resource[2]->end = 0;
839 if ((err = pcmcia_request_window(link, link->resource[2], 0)))
840 goto config_error;
841
842 local->dingo_ccr = ioremap(link->resource[2]->start, 0x1000) + 0x0800;
843 if ((err = pcmcia_map_mem_page(link, link->resource[2], 0)))
844 goto config_error;
845
846
847
848
849 writeb(0x47, local->dingo_ccr + CISREG_COR);
850 ioaddr = link->resource[0]->start;
851 writeb(ioaddr & 0xff , local->dingo_ccr + CISREG_IOBASE_0);
852 writeb((ioaddr >> 8)&0xff , local->dingo_ccr + CISREG_IOBASE_1);
853
854 #if 0
855 {
856 u_char tmp;
857 pr_info("ECOR:");
858 for (i=0; i < 7; i++) {
859 tmp = readb(local->dingo_ccr + i*2);
860 pr_cont(" %02x", tmp);
861 }
862 pr_cont("\n");
863 pr_info("DCOR:");
864 for (i=0; i < 4; i++) {
865 tmp = readb(local->dingo_ccr + 0x20 + i*2);
866 pr_cont(" %02x", tmp);
867 }
868 pr_cont("\n");
869 pr_info("SCOR:");
870 for (i=0; i < 10; i++) {
871 tmp = readb(local->dingo_ccr + 0x40 + i*2);
872 pr_cont(" %02x", tmp);
873 }
874 pr_cont("\n");
875 }
876 #endif
877
878 writeb(0x01, local->dingo_ccr + 0x20);
879 writeb(0x0c, local->dingo_ccr + 0x22);
880 writeb(0x00, local->dingo_ccr + 0x24);
881 writeb(0x00, local->dingo_ccr + 0x26);
882 writeb(0x00, local->dingo_ccr + 0x28);
883 }
884
885
886 local->probe_port=0;
887 if (!if_port) {
888 local->probe_port = dev->if_port = 1;
889 } else if ((if_port >= 1 && if_port <= 2) ||
890 (local->mohawk && if_port==4))
891 dev->if_port = if_port;
892 else
893 pr_notice("invalid if_port requested\n");
894
895
896 dev->irq = link->irq;
897 dev->base_addr = link->resource[0]->start;
898
899 if (local->dingo)
900 do_reset(dev, 1);
901
902 SET_NETDEV_DEV(dev, &link->dev);
903
904 if ((err=register_netdev(dev))) {
905 pr_notice("register_netdev() failed\n");
906 goto config_error;
907 }
908
909
910 netdev_info(dev, "%s: port %#3lx, irq %d, hwaddr %pM\n",
911 local->manf_str, (u_long)dev->base_addr, (int)dev->irq,
912 dev->dev_addr);
913
914 return 0;
915
916 config_error:
917 xirc2ps_release(link);
918 return -ENODEV;
919
920 failure:
921 return -ENODEV;
922}
923
924static void
925xirc2ps_release(struct pcmcia_device *link)
926{
927 dev_dbg(&link->dev, "release\n");
928
929 if (link->resource[2]->end) {
930 struct net_device *dev = link->priv;
931 struct local_info *local = netdev_priv(dev);
932 if (local->dingo)
933 iounmap(local->dingo_ccr - 0x0800);
934 }
935 pcmcia_disable_device(link);
936}
937
938
939
940
941static int xirc2ps_suspend(struct pcmcia_device *link)
942{
943 struct net_device *dev = link->priv;
944
945 if (link->open) {
946 netif_device_detach(dev);
947 do_powerdown(dev);
948 }
949
950 return 0;
951}
952
953static int xirc2ps_resume(struct pcmcia_device *link)
954{
955 struct net_device *dev = link->priv;
956
957 if (link->open) {
958 do_reset(dev,1);
959 netif_device_attach(dev);
960 }
961
962 return 0;
963}
964
965
966
967
968
969
970
971static irqreturn_t
972xirc2ps_interrupt(int irq, void *dev_id)
973{
974 struct net_device *dev = (struct net_device *)dev_id;
975 struct local_info *lp = netdev_priv(dev);
976 unsigned int ioaddr;
977 u_char saved_page;
978 unsigned bytes_rcvd;
979 unsigned int_status, eth_status, rx_status, tx_status;
980 unsigned rsr, pktlen;
981 ulong start_ticks = jiffies;
982
983
984
985
986 if (!netif_device_present(dev))
987 return IRQ_HANDLED;
988
989 ioaddr = dev->base_addr;
990 if (lp->mohawk) {
991 PutByte(XIRCREG_CR, 0);
992 }
993
994 pr_debug("%s: interrupt %d at %#x.\n", dev->name, irq, ioaddr);
995
996 saved_page = GetByte(XIRCREG_PR);
997
998
999
1000 int_status = GetByte(XIRCREG_ISR);
1001 bytes_rcvd = 0;
1002 loop_entry:
1003 if (int_status == 0xff) {
1004 pr_debug("%s: interrupt %d for dead card\n", dev->name, irq);
1005 goto leave;
1006 }
1007 eth_status = GetByte(XIRCREG_ESR);
1008
1009 SelectPage(0x40);
1010 rx_status = GetByte(XIRCREG40_RXST0);
1011 PutByte(XIRCREG40_RXST0, (~rx_status & 0xff));
1012 tx_status = GetByte(XIRCREG40_TXST0);
1013 tx_status |= GetByte(XIRCREG40_TXST1) << 8;
1014 PutByte(XIRCREG40_TXST0, 0);
1015 PutByte(XIRCREG40_TXST1, 0);
1016
1017 pr_debug("%s: ISR=%#2.2x ESR=%#2.2x RSR=%#2.2x TSR=%#4.4x\n",
1018 dev->name, int_status, eth_status, rx_status, tx_status);
1019
1020
1021 SelectPage(0);
1022 while (eth_status & FullPktRcvd) {
1023 rsr = GetByte(XIRCREG0_RSR);
1024 if (bytes_rcvd > maxrx_bytes && (rsr & PktRxOk)) {
1025
1026
1027 dev->stats.rx_dropped++;
1028 pr_debug("%s: RX drop, too much done\n", dev->name);
1029 } else if (rsr & PktRxOk) {
1030 struct sk_buff *skb;
1031
1032 pktlen = GetWord(XIRCREG0_RBC);
1033 bytes_rcvd += pktlen;
1034
1035 pr_debug("rsr=%#02x packet_length=%u\n", rsr, pktlen);
1036
1037
1038 skb = netdev_alloc_skb(dev, pktlen + 3);
1039 if (!skb) {
1040 dev->stats.rx_dropped++;
1041 } else {
1042 skb_reserve(skb, 2);
1043 if (lp->silicon == 0 ) {
1044 unsigned rhsa;
1045
1046 SelectPage(5);
1047 rhsa = GetWord(XIRCREG5_RHSA0);
1048 SelectPage(0);
1049 rhsa += 3;
1050 if (rhsa >= 0x8000)
1051 rhsa = 0;
1052 if (rhsa + pktlen > 0x8000) {
1053 unsigned i;
1054 u_char *buf = skb_put(skb, pktlen);
1055 for (i=0; i < pktlen ; i++, rhsa++) {
1056 buf[i] = GetByte(XIRCREG_EDP);
1057 if (rhsa == 0x8000) {
1058 rhsa = 0;
1059 i--;
1060 }
1061 }
1062 } else {
1063 insw(ioaddr+XIRCREG_EDP,
1064 skb_put(skb, pktlen), (pktlen+1)>>1);
1065 }
1066 }
1067 #if 0
1068 else if (lp->mohawk) {
1069
1070
1071
1072
1073
1074
1075
1076
1077 unsigned i;
1078 u_long *p = skb_put(skb, pktlen);
1079 register u_long a;
1080 unsigned int edpreg = ioaddr+XIRCREG_EDP-2;
1081 for (i=0; i < len ; i += 4, p++) {
1082 a = inl(edpreg);
1083 __asm__("rorl $16,%0\n\t"
1084 :"=q" (a)
1085 : "0" (a));
1086 *p = a;
1087 }
1088 }
1089 #endif
1090 else {
1091 insw(ioaddr+XIRCREG_EDP, skb_put(skb, pktlen),
1092 (pktlen+1)>>1);
1093 }
1094 skb->protocol = eth_type_trans(skb, dev);
1095 netif_rx(skb);
1096 dev->stats.rx_packets++;
1097 dev->stats.rx_bytes += pktlen;
1098 if (!(rsr & PhyPkt))
1099 dev->stats.multicast++;
1100 }
1101 } else {
1102 pr_debug("rsr=%#02x\n", rsr);
1103 }
1104 if (rsr & PktTooLong) {
1105 dev->stats.rx_frame_errors++;
1106 pr_debug("%s: Packet too long\n", dev->name);
1107 }
1108 if (rsr & CRCErr) {
1109 dev->stats.rx_crc_errors++;
1110 pr_debug("%s: CRC error\n", dev->name);
1111 }
1112 if (rsr & AlignErr) {
1113 dev->stats.rx_fifo_errors++;
1114 pr_debug("%s: Alignment error\n", dev->name);
1115 }
1116
1117
1118 PutWord(XIRCREG0_DO, 0x8000);
1119
1120
1121 eth_status = GetByte(XIRCREG_ESR);
1122 }
1123 if (rx_status & 0x10) {
1124 dev->stats.rx_over_errors++;
1125 PutByte(XIRCREG_CR, ClearRxOvrun);
1126 pr_debug("receive overrun cleared\n");
1127 }
1128
1129
1130 if (int_status & PktTxed) {
1131 unsigned n, nn;
1132
1133 n = lp->last_ptr_value;
1134 nn = GetByte(XIRCREG0_PTR);
1135 lp->last_ptr_value = nn;
1136 if (nn < n)
1137 dev->stats.tx_packets += 256 - n;
1138 else if (n == nn) {
1139 pr_debug("PTR not changed?\n");
1140 } else
1141 dev->stats.tx_packets += lp->last_ptr_value - n;
1142 netif_wake_queue(dev);
1143 }
1144 if (tx_status & 0x0002) {
1145 pr_debug("tx restarted due to excessive collisions\n");
1146 PutByte(XIRCREG_CR, RestartTx);
1147 }
1148 if (tx_status & 0x0040)
1149 dev->stats.tx_aborted_errors++;
1150
1151
1152
1153
1154
1155 if (bytes_rcvd > 1000) {
1156 u_long duration = jiffies - start_ticks;
1157
1158 if (duration >= HZ/10) {
1159 maxrx_bytes = (bytes_rcvd * (HZ/10)) / duration;
1160 if (maxrx_bytes < 2000)
1161 maxrx_bytes = 2000;
1162 else if (maxrx_bytes > 22000)
1163 maxrx_bytes = 22000;
1164 pr_debug("set maxrx=%u (rcvd=%u ticks=%lu)\n",
1165 maxrx_bytes, bytes_rcvd, duration);
1166 } else if (!duration && maxrx_bytes < 22000) {
1167
1168 maxrx_bytes += 2000;
1169 if (maxrx_bytes > 22000)
1170 maxrx_bytes = 22000;
1171 pr_debug("set maxrx=%u\n", maxrx_bytes);
1172 }
1173 }
1174
1175 leave:
1176 if (lockup_hack) {
1177 if (int_status != 0xff && (int_status = GetByte(XIRCREG_ISR)) != 0)
1178 goto loop_entry;
1179 }
1180 SelectPage(saved_page);
1181 PutByte(XIRCREG_CR, EnableIntr);
1182
1183
1184
1185
1186 return IRQ_HANDLED;
1187}
1188
1189
1190
1191static void
1192xirc2ps_tx_timeout_task(struct work_struct *work)
1193{
1194 struct local_info *local =
1195 container_of(work, struct local_info, tx_timeout_task);
1196 struct net_device *dev = local->dev;
1197
1198 do_reset(dev,1);
1199 netif_trans_update(dev);
1200 netif_wake_queue(dev);
1201}
1202
1203static void
1204xirc_tx_timeout(struct net_device *dev, unsigned int txqueue)
1205{
1206 struct local_info *lp = netdev_priv(dev);
1207 dev->stats.tx_errors++;
1208 netdev_notice(dev, "transmit timed out\n");
1209 schedule_work(&lp->tx_timeout_task);
1210}
1211
1212static netdev_tx_t
1213do_start_xmit(struct sk_buff *skb, struct net_device *dev)
1214{
1215 struct local_info *lp = netdev_priv(dev);
1216 unsigned int ioaddr = dev->base_addr;
1217 int okay;
1218 unsigned freespace;
1219 unsigned pktlen = skb->len;
1220
1221 pr_debug("do_start_xmit(skb=%p, dev=%p) len=%u\n",
1222 skb, dev, pktlen);
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232 if (pktlen < ETH_ZLEN)
1233 {
1234 if (skb_padto(skb, ETH_ZLEN))
1235 return NETDEV_TX_OK;
1236 pktlen = ETH_ZLEN;
1237 }
1238
1239 netif_stop_queue(dev);
1240 SelectPage(0);
1241 PutWord(XIRCREG0_TRS, (u_short)pktlen+2);
1242 freespace = GetWord(XIRCREG0_TSO);
1243 okay = freespace & 0x8000;
1244 freespace &= 0x7fff;
1245
1246 okay = pktlen +2 < freespace;
1247 pr_debug("%s: avail. tx space=%u%s\n",
1248 dev->name, freespace, okay ? " (okay)":" (not enough)");
1249 if (!okay) {
1250 return NETDEV_TX_BUSY;
1251 }
1252
1253 PutWord(XIRCREG_EDP, (u_short)pktlen);
1254 outsw(ioaddr+XIRCREG_EDP, skb->data, pktlen>>1);
1255 if (pktlen & 1)
1256 PutByte(XIRCREG_EDP, skb->data[pktlen-1]);
1257
1258 if (lp->mohawk)
1259 PutByte(XIRCREG_CR, TransmitPacket|EnableIntr);
1260
1261 dev_kfree_skb (skb);
1262 dev->stats.tx_bytes += pktlen;
1263 netif_start_queue(dev);
1264 return NETDEV_TX_OK;
1265}
1266
1267struct set_address_info {
1268 int reg_nr;
1269 int page_nr;
1270 int mohawk;
1271 unsigned int ioaddr;
1272};
1273
1274static void set_address(struct set_address_info *sa_info, char *addr)
1275{
1276 unsigned int ioaddr = sa_info->ioaddr;
1277 int i;
1278
1279 for (i = 0; i < 6; i++) {
1280 if (sa_info->reg_nr > 15) {
1281 sa_info->reg_nr = 8;
1282 sa_info->page_nr++;
1283 SelectPage(sa_info->page_nr);
1284 }
1285 if (sa_info->mohawk)
1286 PutByte(sa_info->reg_nr++, addr[5 - i]);
1287 else
1288 PutByte(sa_info->reg_nr++, addr[i]);
1289 }
1290}
1291
1292
1293
1294
1295
1296
1297static void set_addresses(struct net_device *dev)
1298{
1299 unsigned int ioaddr = dev->base_addr;
1300 struct local_info *lp = netdev_priv(dev);
1301 struct netdev_hw_addr *ha;
1302 struct set_address_info sa_info;
1303 int i;
1304
1305
1306
1307
1308
1309 sa_info.reg_nr = 15 + 1;
1310 sa_info.page_nr = 0x50 - 1;
1311 sa_info.mohawk = lp->mohawk;
1312 sa_info.ioaddr = ioaddr;
1313
1314 set_address(&sa_info, dev->dev_addr);
1315 i = 0;
1316 netdev_for_each_mc_addr(ha, dev) {
1317 if (i++ == 9)
1318 break;
1319 set_address(&sa_info, ha->addr);
1320 }
1321 while (i++ < 9)
1322 set_address(&sa_info, dev->dev_addr);
1323 SelectPage(0);
1324}
1325
1326
1327
1328
1329
1330
1331
1332static void
1333set_multicast_list(struct net_device *dev)
1334{
1335 unsigned int ioaddr = dev->base_addr;
1336 unsigned value;
1337
1338 SelectPage(0x42);
1339 value = GetByte(XIRCREG42_SWC1) & 0xC0;
1340
1341 if (dev->flags & IFF_PROMISC) {
1342 PutByte(XIRCREG42_SWC1, value | 0x06);
1343 } else if (netdev_mc_count(dev) > 9 || (dev->flags & IFF_ALLMULTI)) {
1344 PutByte(XIRCREG42_SWC1, value | 0x02);
1345 } else if (!netdev_mc_empty(dev)) {
1346
1347 PutByte(XIRCREG42_SWC1, value | 0x01);
1348 SelectPage(0x40);
1349 PutByte(XIRCREG40_CMD0, Offline);
1350 set_addresses(dev);
1351 SelectPage(0x40);
1352 PutByte(XIRCREG40_CMD0, EnableRecv | Online);
1353 } else {
1354 PutByte(XIRCREG42_SWC1, value | 0x00);
1355 }
1356 SelectPage(0);
1357}
1358
1359static int
1360do_config(struct net_device *dev, struct ifmap *map)
1361{
1362 struct local_info *local = netdev_priv(dev);
1363
1364 pr_debug("do_config(%p)\n", dev);
1365 if (map->port != 255 && map->port != dev->if_port) {
1366 if (map->port > 4)
1367 return -EINVAL;
1368 if (!map->port) {
1369 local->probe_port = 1;
1370 dev->if_port = 1;
1371 } else {
1372 local->probe_port = 0;
1373 dev->if_port = map->port;
1374 }
1375 netdev_info(dev, "switching to %s port\n", if_names[dev->if_port]);
1376 do_reset(dev,1);
1377 }
1378 return 0;
1379}
1380
1381
1382
1383
1384static int
1385do_open(struct net_device *dev)
1386{
1387 struct local_info *lp = netdev_priv(dev);
1388 struct pcmcia_device *link = lp->p_dev;
1389
1390 dev_dbg(&link->dev, "do_open(%p)\n", dev);
1391
1392
1393
1394 if (!pcmcia_dev_present(link))
1395 return -ENODEV;
1396
1397
1398 link->open++;
1399
1400 netif_start_queue(dev);
1401 do_reset(dev,1);
1402
1403 return 0;
1404}
1405
1406static void netdev_get_drvinfo(struct net_device *dev,
1407 struct ethtool_drvinfo *info)
1408{
1409 strlcpy(info->driver, "xirc2ps_cs", sizeof(info->driver));
1410 snprintf(info->bus_info, sizeof(info->bus_info), "PCMCIA 0x%lx",
1411 dev->base_addr);
1412}
1413
1414static const struct ethtool_ops netdev_ethtool_ops = {
1415 .get_drvinfo = netdev_get_drvinfo,
1416};
1417
1418static int
1419do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
1420{
1421 struct local_info *local = netdev_priv(dev);
1422 unsigned int ioaddr = dev->base_addr;
1423 struct mii_ioctl_data *data = if_mii(rq);
1424
1425 pr_debug("%s: ioctl(%-.6s, %#04x) %04x %04x %04x %04x\n",
1426 dev->name, rq->ifr_ifrn.ifrn_name, cmd,
1427 data->phy_id, data->reg_num, data->val_in, data->val_out);
1428
1429 if (!local->mohawk)
1430 return -EOPNOTSUPP;
1431
1432 switch(cmd) {
1433 case SIOCGMIIPHY:
1434 data->phy_id = 0;
1435 fallthrough;
1436 case SIOCGMIIREG:
1437 data->val_out = mii_rd(ioaddr, data->phy_id & 0x1f,
1438 data->reg_num & 0x1f);
1439 break;
1440 case SIOCSMIIREG:
1441 mii_wr(ioaddr, data->phy_id & 0x1f, data->reg_num & 0x1f, data->val_in,
1442 16);
1443 break;
1444 default:
1445 return -EOPNOTSUPP;
1446 }
1447 return 0;
1448}
1449
1450static void
1451hardreset(struct net_device *dev)
1452{
1453 struct local_info *local = netdev_priv(dev);
1454 unsigned int ioaddr = dev->base_addr;
1455
1456 SelectPage(4);
1457 udelay(1);
1458 PutByte(XIRCREG4_GPR1, 0);
1459 msleep(40);
1460 if (local->mohawk)
1461 PutByte(XIRCREG4_GPR1, 1);
1462 else
1463 PutByte(XIRCREG4_GPR1, 1 | 4);
1464 msleep(20);
1465}
1466
1467static void
1468do_reset(struct net_device *dev, int full)
1469{
1470 struct local_info *local = netdev_priv(dev);
1471 unsigned int ioaddr = dev->base_addr;
1472 unsigned value;
1473
1474 pr_debug("%s: do_reset(%p,%d)\n", dev->name, dev, full);
1475
1476 hardreset(dev);
1477 PutByte(XIRCREG_CR, SoftReset);
1478 msleep(20);
1479 PutByte(XIRCREG_CR, 0);
1480 msleep(40);
1481 if (local->mohawk) {
1482 SelectPage(4);
1483
1484
1485
1486
1487 PutByte(XIRCREG4_GPR0, 0x0e);
1488 }
1489
1490
1491 msleep(500);
1492
1493 local->last_ptr_value = 0;
1494 local->silicon = local->mohawk ? (GetByte(XIRCREG4_BOV) & 0x70) >> 4
1495 : (GetByte(XIRCREG4_BOV) & 0x30) >> 4;
1496
1497 if (local->probe_port) {
1498 if (!local->mohawk) {
1499 SelectPage(4);
1500 PutByte(XIRCREG4_GPR0, 4);
1501 local->probe_port = 0;
1502 }
1503 } else if (dev->if_port == 2) {
1504 SelectPage(0x42);
1505 PutByte(XIRCREG42_SWC1, 0xC0);
1506 } else {
1507 SelectPage(0x42);
1508 PutByte(XIRCREG42_SWC1, 0x80);
1509 }
1510 msleep(40);
1511
1512 #if 0
1513 {
1514 SelectPage(0);
1515 value = GetByte(XIRCREG_ESR);
1516 pr_debug("%s: ESR is: %#02x\n", dev->name, value);
1517 }
1518 #endif
1519
1520
1521 SelectPage(1);
1522 PutByte(XIRCREG1_IMR0, 0xff);
1523 PutByte(XIRCREG1_IMR1, 1 );
1524 value = GetByte(XIRCREG1_ECR);
1525 #if 0
1526 if (local->mohawk)
1527 value |= DisableLinkPulse;
1528 PutByte(XIRCREG1_ECR, value);
1529 #endif
1530 pr_debug("%s: ECR is: %#02x\n", dev->name, value);
1531
1532 SelectPage(0x42);
1533 PutByte(XIRCREG42_SWC0, 0x20);
1534
1535 if (local->silicon != 1) {
1536
1537
1538
1539
1540
1541 SelectPage(2);
1542 PutWord(XIRCREG2_RBS, 0x2000);
1543 }
1544
1545 if (full)
1546 set_addresses(dev);
1547
1548
1549
1550
1551
1552 SelectPage(0);
1553 PutWord(XIRCREG0_DO, 0x2000);
1554
1555
1556 SelectPage(0x40);
1557 PutByte(XIRCREG40_RMASK0, 0xff);
1558 PutByte(XIRCREG40_TMASK0, 0xff);
1559 PutByte(XIRCREG40_TMASK1, 0xb0);
1560 PutByte(XIRCREG40_RXST0, 0x00);
1561 PutByte(XIRCREG40_TXST0, 0x00);
1562 PutByte(XIRCREG40_TXST1, 0x00);
1563
1564 if (full && local->mohawk && init_mii(dev)) {
1565 if (dev->if_port == 4 || local->dingo || local->new_mii) {
1566 netdev_info(dev, "MII selected\n");
1567 SelectPage(2);
1568 PutByte(XIRCREG2_MSR, GetByte(XIRCREG2_MSR) | 0x08);
1569 msleep(20);
1570 } else {
1571 netdev_info(dev, "MII detected; using 10mbs\n");
1572 SelectPage(0x42);
1573 if (dev->if_port == 2)
1574 PutByte(XIRCREG42_SWC1, 0xC0);
1575 else
1576 PutByte(XIRCREG42_SWC1, 0x80);
1577 msleep(40);
1578 }
1579 if (full_duplex)
1580 PutByte(XIRCREG1_ECR, GetByte(XIRCREG1_ECR | FullDuplex));
1581 } else {
1582 SelectPage(0);
1583 value = GetByte(XIRCREG_ESR);
1584 dev->if_port = (value & MediaSelect) ? 1 : 2;
1585 }
1586
1587
1588 SelectPage(2);
1589 if (dev->if_port == 1 || dev->if_port == 4)
1590 PutByte(XIRCREG2_LED, 0x3b);
1591 else
1592 PutByte(XIRCREG2_LED, 0x3a);
1593
1594 if (local->dingo)
1595 PutByte(0x0b, 0x04);
1596
1597
1598 if (full) {
1599 set_multicast_list(dev);
1600 SelectPage(0x40);
1601 PutByte(XIRCREG40_CMD0, EnableRecv | Online);
1602 }
1603
1604
1605 SelectPage(1);
1606 PutByte(XIRCREG1_IMR0, 0xff);
1607 udelay(1);
1608 SelectPage(0);
1609 PutByte(XIRCREG_CR, EnableIntr);
1610 if (local->modem && !local->dingo) {
1611 if (!(GetByte(0x10) & 0x01))
1612 PutByte(0x10, 0x11);
1613 }
1614
1615 if (full)
1616 netdev_info(dev, "media %s, silicon revision %d\n",
1617 if_names[dev->if_port], local->silicon);
1618
1619
1620
1621 SelectPage(0);
1622}
1623
1624
1625
1626
1627
1628static int
1629init_mii(struct net_device *dev)
1630{
1631 struct local_info *local = netdev_priv(dev);
1632 unsigned int ioaddr = dev->base_addr;
1633 unsigned control, status, linkpartner;
1634 int i;
1635
1636 if (if_port == 4 || if_port == 1) {
1637 dev->if_port = if_port;
1638 local->probe_port = 0;
1639 return 1;
1640 }
1641
1642 status = mii_rd(ioaddr, 0, 1);
1643 if ((status & 0xff00) != 0x7800)
1644 return 0;
1645
1646 local->new_mii = (mii_rd(ioaddr, 0, 2) != 0xffff);
1647
1648 if (local->probe_port)
1649 control = 0x1000;
1650 else if (dev->if_port == 4)
1651 control = 0x2000;
1652 else
1653 control = 0x0000;
1654 mii_wr(ioaddr, 0, 0, control, 16);
1655 udelay(100);
1656 control = mii_rd(ioaddr, 0, 0);
1657
1658 if (control & 0x0400) {
1659 netdev_notice(dev, "can't take PHY out of isolation mode\n");
1660 local->probe_port = 0;
1661 return 0;
1662 }
1663
1664 if (local->probe_port) {
1665
1666
1667
1668
1669 for (i=0; i < 35; i++) {
1670 msleep(100);
1671 status = mii_rd(ioaddr, 0, 1);
1672 if ((status & 0x0020) && (status & 0x0004))
1673 break;
1674 }
1675
1676 if (!(status & 0x0020)) {
1677 netdev_info(dev, "autonegotiation failed; using 10mbs\n");
1678 if (!local->new_mii) {
1679 control = 0x0000;
1680 mii_wr(ioaddr, 0, 0, control, 16);
1681 udelay(100);
1682 SelectPage(0);
1683 dev->if_port = (GetByte(XIRCREG_ESR) & MediaSelect) ? 1 : 2;
1684 }
1685 } else {
1686 linkpartner = mii_rd(ioaddr, 0, 5);
1687 netdev_info(dev, "MII link partner: %04x\n", linkpartner);
1688 if (linkpartner & 0x0080) {
1689 dev->if_port = 4;
1690 } else
1691 dev->if_port = 1;
1692 }
1693 }
1694
1695 return 1;
1696}
1697
1698static void
1699do_powerdown(struct net_device *dev)
1700{
1701
1702 unsigned int ioaddr = dev->base_addr;
1703
1704 pr_debug("do_powerdown(%p)\n", dev);
1705
1706 SelectPage(4);
1707 PutByte(XIRCREG4_GPR1, 0);
1708 SelectPage(0);
1709}
1710
1711static int
1712do_stop(struct net_device *dev)
1713{
1714 unsigned int ioaddr = dev->base_addr;
1715 struct local_info *lp = netdev_priv(dev);
1716 struct pcmcia_device *link = lp->p_dev;
1717
1718 dev_dbg(&link->dev, "do_stop(%p)\n", dev);
1719
1720 if (!link)
1721 return -ENODEV;
1722
1723 netif_stop_queue(dev);
1724
1725 SelectPage(0);
1726 PutByte(XIRCREG_CR, 0);
1727 SelectPage(0x01);
1728 PutByte(XIRCREG1_IMR0, 0x00);
1729 SelectPage(4);
1730 PutByte(XIRCREG4_GPR1, 0);
1731 SelectPage(0);
1732
1733 link->open--;
1734 return 0;
1735}
1736
1737static const struct pcmcia_device_id xirc2ps_ids[] = {
1738 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0089, 0x110a),
1739 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0138, 0x110a),
1740 PCMCIA_PFC_DEVICE_PROD_ID13(0, "Xircom", "CEM28", 0x2e3ee845, 0x0ea978ea),
1741 PCMCIA_PFC_DEVICE_PROD_ID13(0, "Xircom", "CEM33", 0x2e3ee845, 0x80609023),
1742 PCMCIA_PFC_DEVICE_PROD_ID13(0, "Xircom", "CEM56", 0x2e3ee845, 0xa650c32a),
1743 PCMCIA_PFC_DEVICE_PROD_ID13(0, "Xircom", "REM10", 0x2e3ee845, 0x76df1d29),
1744 PCMCIA_PFC_DEVICE_PROD_ID13(0, "Xircom", "XEM5600", 0x2e3ee845, 0xf1403719),
1745 PCMCIA_PFC_DEVICE_PROD_ID12(0, "Xircom", "CreditCard Ethernet+Modem II", 0x2e3ee845, 0xeca401bf),
1746 PCMCIA_DEVICE_MANF_CARD(0x01bf, 0x010a),
1747 PCMCIA_DEVICE_PROD_ID13("Toshiba Information Systems", "TPCENET", 0x1b3b94fe, 0xf381c1a2),
1748 PCMCIA_DEVICE_PROD_ID13("Xircom", "CE3-10/100", 0x2e3ee845, 0x0ec0ac37),
1749 PCMCIA_DEVICE_PROD_ID13("Xircom", "PS-CE2-10", 0x2e3ee845, 0x947d9073),
1750 PCMCIA_DEVICE_PROD_ID13("Xircom", "R2E-100BTX", 0x2e3ee845, 0x2464a6e3),
1751 PCMCIA_DEVICE_PROD_ID13("Xircom", "RE-10", 0x2e3ee845, 0x3e08d609),
1752 PCMCIA_DEVICE_PROD_ID13("Xircom", "XE2000", 0x2e3ee845, 0xf7188e46),
1753 PCMCIA_DEVICE_PROD_ID12("Compaq", "Ethernet LAN Card", 0x54f7c49c, 0x9fd2f0a2),
1754 PCMCIA_DEVICE_PROD_ID12("Compaq", "Netelligent 10/100 PC Card", 0x54f7c49c, 0xefe96769),
1755 PCMCIA_DEVICE_PROD_ID12("Intel", "EtherExpress(TM) PRO/100 PC Card Mobile Adapter16", 0x816cc815, 0x174397db),
1756 PCMCIA_DEVICE_PROD_ID12("Toshiba", "10/100 Ethernet PC Card", 0x44a09d9c, 0xb44deecf),
1757
1758
1759 PCMCIA_DEVICE_NULL,
1760};
1761MODULE_DEVICE_TABLE(pcmcia, xirc2ps_ids);
1762
1763
1764static struct pcmcia_driver xirc2ps_cs_driver = {
1765 .owner = THIS_MODULE,
1766 .name = "xirc2ps_cs",
1767 .probe = xirc2ps_probe,
1768 .remove = xirc2ps_detach,
1769 .id_table = xirc2ps_ids,
1770 .suspend = xirc2ps_suspend,
1771 .resume = xirc2ps_resume,
1772};
1773module_pcmcia_driver(xirc2ps_cs_driver);
1774
1775#ifndef MODULE
1776static int __init setup_xirc2ps_cs(char *str)
1777{
1778
1779
1780 int ints[10] = { -1 };
1781
1782 str = get_options(str, ARRAY_SIZE(ints), ints);
1783
1784#define MAYBE_SET(X,Y) if (ints[0] >= Y && ints[Y] != -1) { X = ints[Y]; }
1785 MAYBE_SET(if_port, 3);
1786 MAYBE_SET(full_duplex, 4);
1787 MAYBE_SET(do_sound, 5);
1788 MAYBE_SET(lockup_hack, 6);
1789#undef MAYBE_SET
1790
1791 return 1;
1792}
1793
1794__setup("xirc2ps_cs=", setup_xirc2ps_cs);
1795#endif
1796