1 /*======================================================================
3 A PCMCIA ethernet driver for SMC91c92-based cards.
5 This driver supports Megahertz PCMCIA ethernet cards; and
6 Megahertz, Motorola, Ositech, and Psion Dacom ethernet/modem
9 Copyright (C) 1999 David A. Hinds -- dahinds@users.sourceforge.net
11 smc91c92_cs.c 1.122 2002/10/25 06:26:39
13 This driver contains code written by Donald Becker
14 (becker@scyld.com), Rowan Hughes (x-csrdh@jcu.edu.au),
15 David Hinds (dahinds@users.sourceforge.net), and Erik Stahlman
16 (erik@vt.edu). Donald wrote the SMC 91c92 code using parts of
17 Erik's SMC 91c94 driver. Rowan wrote a similar driver, and I've
18 incorporated some parts of his driver here. I (Dave) wrote most
19 of the PCMCIA glue code, and the Ositech support code. Kelly
20 Stephens (kstephen@holli.com) added support for the Motorola
21 Mariner, with help from Allen Brost.
23 This software may be used and distributed according to the terms of
24 the GNU General Public License, incorporated herein by reference.
26 ======================================================================*/
28 #include <linux/module.h>
29 #include <linux/kernel.h>
30 #include <linux/init.h>
31 #include <linux/slab.h>
32 #include <linux/string.h>
33 #include <linux/timer.h>
34 #include <linux/interrupt.h>
35 #include <linux/delay.h>
36 #include <linux/crc32.h>
37 #include <linux/netdevice.h>
38 #include <linux/etherdevice.h>
39 #include <linux/skbuff.h>
40 #include <linux/if_arp.h>
41 #include <linux/ioport.h>
42 #include <linux/ethtool.h>
43 #include <linux/mii.h>
44 #include <linux/jiffies.h>
46 #include <pcmcia/cs_types.h>
47 #include <pcmcia/cs.h>
48 #include <pcmcia/cistpl.h>
49 #include <pcmcia/cisreg.h>
50 #include <pcmcia/ciscode.h>
51 #include <pcmcia/ds.h>
52 #include <pcmcia/ss.h>
55 #include <asm/system.h>
56 #include <asm/uaccess.h>
58 /* Ositech Seven of Diamonds firmware */
61 /*====================================================================*/
63 static const char *if_names[] = { "auto", "10baseT", "10base2"};
65 /* Module parameters */
67 MODULE_DESCRIPTION("SMC 91c92 series PCMCIA ethernet driver");
68 MODULE_LICENSE("GPL");
70 #define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0)
73 Transceiver/media type.
75 1 = 10baseT (and autoselect if #define AUTOSELECT),
78 INT_MODULE_PARM(if_port, 0);
81 INT_MODULE_PARM(pc_debug, PCMCIA_DEBUG);
82 static const char *version =
83 "smc91c92_cs.c 0.09 1996/8/4 Donald Becker, becker@scyld.com.\n";
84 #define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
86 #define DEBUG(n, args...)
89 #define DRV_NAME "smc91c92_cs"
90 #define DRV_VERSION "1.122"
92 /*====================================================================*/
94 /* Operational parameter that usually are not changed. */
96 /* Time in jiffies before concluding Tx hung */
97 #define TX_TIMEOUT ((400*HZ)/1000)
99 /* Maximum events (Rx packets, etc.) to handle at each interrupt. */
102 /* Times to check the check the chip before concluding that it doesn't
103 currently have room for another Tx packet. */
104 #define MEMORY_WAIT_TIME 8
111 struct net_device_stats stats;
113 struct sk_buff *saved_skb;
117 struct timer_list media;
118 int watchdog, tx_err;
119 u_short media_status;
122 struct mii_if_info mii_if;
133 /* Special definitions for Megahertz multifunction cards */
134 #define MEGAHERTZ_ISR 0x0380
136 /* Special function registers for Motorola Mariner */
137 #define MOT_LAN 0x0000
138 #define MOT_UART 0x0020
139 #define MOT_EEPROM 0x20
142 (COR_LEVEL_REQ | COR_FUNC_ENA | COR_ADDR_DECODE | COR_IREQ_ENA)
144 /* Special function registers for Ositech cards */
145 #define OSITECH_AUI_CTL 0x0c
146 #define OSITECH_PWRDOWN 0x0d
147 #define OSITECH_RESET 0x0e
148 #define OSITECH_ISR 0x0f
149 #define OSITECH_AUI_PWR 0x0c
150 #define OSITECH_RESET_ISR 0x0e
152 #define OSI_AUI_PWR 0x40
153 #define OSI_LAN_PWRDOWN 0x02
154 #define OSI_MODEM_PWRDOWN 0x01
155 #define OSI_LAN_RESET 0x02
156 #define OSI_MODEM_RESET 0x01
158 /* Symbolic constants for the SMC91c9* series chips, from Erik Stahlman. */
159 #define BANK_SELECT 14 /* Window select register. */
160 #define SMC_SELECT_BANK(x) { outw(x, ioaddr + BANK_SELECT); }
162 /* Bank 0 registers. */
163 #define TCR 0 /* transmit control register */
164 #define TCR_CLEAR 0 /* do NOTHING */
165 #define TCR_ENABLE 0x0001 /* if this is 1, we can transmit */
166 #define TCR_PAD_EN 0x0080 /* pads short packets to 64 bytes */
167 #define TCR_MONCSN 0x0400 /* Monitor Carrier. */
168 #define TCR_FDUPLX 0x0800 /* Full duplex mode. */
169 #define TCR_NORMAL TCR_ENABLE | TCR_PAD_EN
171 #define EPH 2 /* Ethernet Protocol Handler report. */
172 #define EPH_TX_SUC 0x0001
173 #define EPH_SNGLCOL 0x0002
174 #define EPH_MULCOL 0x0004
175 #define EPH_LTX_MULT 0x0008
176 #define EPH_16COL 0x0010
177 #define EPH_SQET 0x0020
178 #define EPH_LTX_BRD 0x0040
179 #define EPH_TX_DEFR 0x0080
180 #define EPH_LAT_COL 0x0200
181 #define EPH_LOST_CAR 0x0400
182 #define EPH_EXC_DEF 0x0800
183 #define EPH_CTR_ROL 0x1000
184 #define EPH_RX_OVRN 0x2000
185 #define EPH_LINK_OK 0x4000
186 #define EPH_TX_UNRN 0x8000
187 #define MEMINFO 8 /* Memory Information Register */
188 #define MEMCFG 10 /* Memory Configuration Register */
190 /* Bank 1 registers. */
192 #define CFG_MII_SELECT 0x8000 /* 91C100 only */
193 #define CFG_NO_WAIT 0x1000
194 #define CFG_FULL_STEP 0x0400
195 #define CFG_SET_SQLCH 0x0200
196 #define CFG_AUI_SELECT 0x0100
197 #define CFG_16BIT 0x0080
198 #define CFG_DIS_LINK 0x0040
199 #define CFG_STATIC 0x0030
200 #define CFG_IRQ_SEL_1 0x0004
201 #define CFG_IRQ_SEL_0 0x0002
206 #define CTL_STORE 0x0001
207 #define CTL_RELOAD 0x0002
208 #define CTL_EE_SELECT 0x0004
209 #define CTL_TE_ENABLE 0x0020
210 #define CTL_CR_ENABLE 0x0040
211 #define CTL_LE_ENABLE 0x0080
212 #define CTL_AUTO_RELEASE 0x0800
213 #define CTL_POWERDOWN 0x2000
215 /* Bank 2 registers. */
217 #define MC_ALLOC 0x20 /* or with number of 256 byte packets */
218 #define MC_RESET 0x40
219 #define MC_RELEASE 0x80 /* remove and release the current rx packet */
220 #define MC_FREEPKT 0xA0 /* Release packet in PNR register */
221 #define MC_ENQUEUE 0xC0 /* Enqueue the packet for transmit */
224 #define FP_RXEMPTY 0x8000
226 #define PTR_AUTO_INC 0x0040
227 #define PTR_READ 0x2000
228 #define PTR_AUTOINC 0x4000
229 #define PTR_RCV 0x8000
232 #define IM_RCV_INT 0x1
233 #define IM_TX_INT 0x2
234 #define IM_TX_EMPTY_INT 0x4
235 #define IM_ALLOC_INT 0x8
236 #define IM_RX_OVRN_INT 0x10
237 #define IM_EPH_INT 0x20
240 enum RxCfg { RxAllMulti = 0x0004, RxPromisc = 0x0002,
241 RxEnable = 0x0100, RxStripCRC = 0x0200};
242 #define RCR_SOFTRESET 0x8000 /* resets the chip */
243 #define RCR_STRIP_CRC 0x200 /* strips CRC */
244 #define RCR_ENABLE 0x100 /* IFF this is set, we can receive packets */
245 #define RCR_ALMUL 0x4 /* receive all multicast packets */
246 #define RCR_PROMISC 0x2 /* enable promiscuous mode */
248 /* the normal settings for the RCR register : */
249 #define RCR_NORMAL (RCR_STRIP_CRC | RCR_ENABLE)
250 #define RCR_CLEAR 0x0 /* set it to a base state */
253 /* BANK 3 -- not the same values as in smc9194! */
259 #define REVISION 0x0a
261 /* Transmit status bits. */
262 #define TS_SUCCESS 0x0001
263 #define TS_16COL 0x0010
264 #define TS_LATCOL 0x0200
265 #define TS_LOSTCAR 0x0400
267 /* Receive status bits. */
268 #define RS_ALGNERR 0x8000
269 #define RS_BADCRC 0x2000
270 #define RS_ODDFRAME 0x1000
271 #define RS_TOOLONG 0x0800
272 #define RS_TOOSHORT 0x0400
273 #define RS_MULTICAST 0x0001
274 #define RS_ERRORS (RS_ALGNERR | RS_BADCRC | RS_TOOLONG | RS_TOOSHORT)
276 #define set_bits(v, p) outw(inw(p)|(v), (p))
277 #define mask_bits(v, p) outw(inw(p)&(v), (p))
279 /*====================================================================*/
281 static void smc91c92_detach(struct pcmcia_device *p_dev);
282 static void smc91c92_config(dev_link_t *link);
283 static void smc91c92_release(dev_link_t *link);
285 static int smc_open(struct net_device *dev);
286 static int smc_close(struct net_device *dev);
287 static int smc_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
288 static void smc_tx_timeout(struct net_device *dev);
289 static int smc_start_xmit(struct sk_buff *skb, struct net_device *dev);
290 static irqreturn_t smc_interrupt(int irq, void *dev_id, struct pt_regs *regs);
291 static void smc_rx(struct net_device *dev);
292 static struct net_device_stats *smc_get_stats(struct net_device *dev);
293 static void set_rx_mode(struct net_device *dev);
294 static int s9k_config(struct net_device *dev, struct ifmap *map);
295 static void smc_set_xcvr(struct net_device *dev, int if_port);
296 static void smc_reset(struct net_device *dev);
297 static void media_check(u_long arg);
298 static void mdio_sync(kio_addr_t addr);
299 static int mdio_read(struct net_device *dev, int phy_id, int loc);
300 static void mdio_write(struct net_device *dev, int phy_id, int loc, int value);
301 static int smc_link_ok(struct net_device *dev);
302 static struct ethtool_ops ethtool_ops;
304 /*======================================================================
306 smc91c92_attach() creates an "instance" of the driver, allocating
307 local data structures for one device. The device is registered
310 ======================================================================*/
312 static int smc91c92_attach(struct pcmcia_device *p_dev)
314 struct smc_private *smc;
316 struct net_device *dev;
318 DEBUG(0, "smc91c92_attach()\n");
320 /* Create new ethernet device */
321 dev = alloc_etherdev(sizeof(struct smc_private));
324 smc = netdev_priv(dev);
328 spin_lock_init(&smc->lock);
329 link->io.NumPorts1 = 16;
330 link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
331 link->io.IOAddrLines = 4;
332 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
333 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
334 link->irq.Handler = &smc_interrupt;
335 link->irq.Instance = dev;
336 link->conf.Attributes = CONF_ENABLE_IRQ;
338 link->conf.IntType = INT_MEMORY_AND_IO;
340 /* The SMC91c92-specific entries in the device structure. */
341 SET_MODULE_OWNER(dev);
342 dev->hard_start_xmit = &smc_start_xmit;
343 dev->get_stats = &smc_get_stats;
344 dev->set_config = &s9k_config;
345 dev->set_multicast_list = &set_rx_mode;
346 dev->open = &smc_open;
347 dev->stop = &smc_close;
348 dev->do_ioctl = &smc_ioctl;
349 SET_ETHTOOL_OPS(dev, ðtool_ops);
350 #ifdef HAVE_TX_TIMEOUT
351 dev->tx_timeout = smc_tx_timeout;
352 dev->watchdog_timeo = TX_TIMEOUT;
355 smc->mii_if.dev = dev;
356 smc->mii_if.mdio_read = mdio_read;
357 smc->mii_if.mdio_write = mdio_write;
358 smc->mii_if.phy_id_mask = 0x1f;
359 smc->mii_if.reg_num_mask = 0x1f;
361 link->handle = p_dev;
362 p_dev->instance = link;
364 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
365 smc91c92_config(link);
368 } /* smc91c92_attach */
370 /*======================================================================
372 This deletes a driver "instance". The device is de-registered
373 with Card Services. If it has been released, all local data
374 structures are freed. Otherwise, the structures will be freed
375 when the device is released.
377 ======================================================================*/
379 static void smc91c92_detach(struct pcmcia_device *p_dev)
381 dev_link_t *link = dev_to_instance(p_dev);
382 struct net_device *dev = link->priv;
384 DEBUG(0, "smc91c92_detach(0x%p)\n", link);
387 unregister_netdev(dev);
389 if (link->state & DEV_CONFIG)
390 smc91c92_release(link);
393 } /* smc91c92_detach */
395 /*====================================================================*/
397 static int cvt_ascii_address(struct net_device *dev, char *s)
403 for (i = 0; i < 6; i++) {
405 for (j = 0; j < 2; j++) {
408 da += ((c >= '0') && (c <= '9')) ?
409 (c - '0') : ((c & 0x0f) + 9);
411 dev->dev_addr[i] = da;
416 /*====================================================================*/
418 static int first_tuple(client_handle_t handle, tuple_t *tuple,
423 if ((i = pcmcia_get_first_tuple(handle, tuple)) != CS_SUCCESS ||
424 (i = pcmcia_get_tuple_data(handle, tuple)) != CS_SUCCESS)
426 return pcmcia_parse_tuple(handle, tuple, parse);
429 static int next_tuple(client_handle_t handle, tuple_t *tuple,
434 if ((i = pcmcia_get_next_tuple(handle, tuple)) != CS_SUCCESS ||
435 (i = pcmcia_get_tuple_data(handle, tuple)) != CS_SUCCESS)
437 return pcmcia_parse_tuple(handle, tuple, parse);
440 /*======================================================================
442 Configuration stuff for Megahertz cards
444 mhz_3288_power() is used to power up a 3288's ethernet chip.
445 mhz_mfc_config() handles socket setup for multifunction (1144
446 and 3288) cards. mhz_setup() gets a card's hardware ethernet
449 ======================================================================*/
451 static int mhz_3288_power(dev_link_t *link)
453 struct net_device *dev = link->priv;
454 struct smc_private *smc = netdev_priv(dev);
457 /* Read the ISR twice... */
458 readb(smc->base+MEGAHERTZ_ISR);
460 readb(smc->base+MEGAHERTZ_ISR);
465 /* Now read and write the COR... */
466 tmp = readb(smc->base + link->conf.ConfigBase + CISREG_COR);
468 writeb(tmp, smc->base + link->conf.ConfigBase + CISREG_COR);
473 static int mhz_mfc_config(dev_link_t *link)
475 struct net_device *dev = link->priv;
476 struct smc_private *smc = netdev_priv(dev);
477 struct smc_cfg_mem *cfg_mem;
480 cistpl_cftable_entry_t *cf;
486 cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL);
488 return CS_OUT_OF_RESOURCE;
490 tuple = &cfg_mem->tuple;
491 parse = &cfg_mem->parse;
492 cf = &parse->cftable_entry;
495 link->conf.Attributes |= CONF_ENABLE_SPKR;
496 link->conf.Status = CCSR_AUDIO_ENA;
497 link->irq.Attributes =
498 IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED|IRQ_HANDLE_PRESENT;
499 link->io.IOAddrLines = 16;
500 link->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
501 link->io.NumPorts2 = 8;
503 tuple->Attributes = tuple->TupleOffset = 0;
504 tuple->TupleData = (cisdata_t *)buf;
505 tuple->TupleDataMax = 255;
506 tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY;
508 i = first_tuple(link->handle, tuple, parse);
509 /* The Megahertz combo cards have modem-like CIS entries, so
510 we have to explicitly try a bunch of port combinations. */
511 while (i == CS_SUCCESS) {
512 link->conf.ConfigIndex = cf->index;
513 link->io.BasePort2 = cf->io.win[0].base;
514 for (k = 0; k < 0x400; k += 0x10) {
515 if (k & 0x80) continue;
516 link->io.BasePort1 = k ^ 0x300;
517 i = pcmcia_request_io(link->handle, &link->io);
518 if (i == CS_SUCCESS) break;
520 if (i == CS_SUCCESS) break;
521 i = next_tuple(link->handle, tuple, parse);
525 dev->base_addr = link->io.BasePort1;
527 /* Allocate a memory window, for accessing the ISR */
528 req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE;
529 req.Base = req.Size = 0;
531 i = pcmcia_request_window(&link->handle, &req, &link->win);
534 smc->base = ioremap(req.Base, req.Size);
535 mem.CardOffset = mem.Page = 0;
536 if (smc->manfid == MANFID_MOTOROLA)
537 mem.CardOffset = link->conf.ConfigBase;
538 i = pcmcia_map_mem_page(link->win, &mem);
540 if ((i == CS_SUCCESS)
541 && (smc->manfid == MANFID_MEGAHERTZ)
542 && (smc->cardid == PRODID_MEGAHERTZ_EM3288))
543 mhz_3288_power(link);
550 static int mhz_setup(dev_link_t *link)
552 client_handle_t handle = link->handle;
553 struct net_device *dev = link->priv;
554 struct smc_cfg_mem *cfg_mem;
557 u_char *buf, *station_addr;
560 cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL);
564 tuple = &cfg_mem->tuple;
565 parse = &cfg_mem->parse;
568 tuple->Attributes = tuple->TupleOffset = 0;
569 tuple->TupleData = (cisdata_t *)buf;
570 tuple->TupleDataMax = 255;
572 /* Read the station address from the CIS. It is stored as the last
573 (fourth) string in the Version 1 Version/ID tuple. */
574 tuple->DesiredTuple = CISTPL_VERS_1;
575 if (first_tuple(handle, tuple, parse) != CS_SUCCESS) {
579 /* Ugh -- the EM1144 card has two VERS_1 tuples!?! */
580 if (next_tuple(handle, tuple, parse) != CS_SUCCESS)
581 first_tuple(handle, tuple, parse);
582 if (parse->version_1.ns > 3) {
583 station_addr = parse->version_1.str + parse->version_1.ofs[3];
584 if (cvt_ascii_address(dev, station_addr) == 0) {
590 /* Another possibility: for the EM3288, in a special tuple */
591 tuple->DesiredTuple = 0x81;
592 if (pcmcia_get_first_tuple(handle, tuple) != CS_SUCCESS) {
596 if (pcmcia_get_tuple_data(handle, tuple) != CS_SUCCESS) {
601 if (cvt_ascii_address(dev, buf) == 0) {
611 /*======================================================================
613 Configuration stuff for the Motorola Mariner
615 mot_config() writes directly to the Mariner configuration
616 registers because the CIS is just bogus.
618 ======================================================================*/
620 static void mot_config(dev_link_t *link)
622 struct net_device *dev = link->priv;
623 struct smc_private *smc = netdev_priv(dev);
624 kio_addr_t ioaddr = dev->base_addr;
625 kio_addr_t iouart = link->io.BasePort2;
627 /* Set UART base address and force map with COR bit 1 */
628 writeb(iouart & 0xff, smc->base + MOT_UART + CISREG_IOBASE_0);
629 writeb((iouart >> 8) & 0xff, smc->base + MOT_UART + CISREG_IOBASE_1);
630 writeb(MOT_NORMAL, smc->base + MOT_UART + CISREG_COR);
632 /* Set SMC base address and force map with COR bit 1 */
633 writeb(ioaddr & 0xff, smc->base + MOT_LAN + CISREG_IOBASE_0);
634 writeb((ioaddr >> 8) & 0xff, smc->base + MOT_LAN + CISREG_IOBASE_1);
635 writeb(MOT_NORMAL, smc->base + MOT_LAN + CISREG_COR);
637 /* Wait for things to settle down */
641 static int mot_setup(dev_link_t *link)
643 struct net_device *dev = link->priv;
644 kio_addr_t ioaddr = dev->base_addr;
648 /* Read Ethernet address from Serial EEPROM */
650 for (i = 0; i < 3; i++) {
652 outw(MOT_EEPROM + i, ioaddr + POINTER);
654 outw((CTL_RELOAD | CTL_EE_SELECT), ioaddr + CONTROL);
656 for (loop = wait = 0; loop < 200; loop++) {
658 wait = ((CTL_RELOAD | CTL_STORE) & inw(ioaddr + CONTROL));
659 if (wait == 0) break;
665 addr = inw(ioaddr + GENERAL);
666 dev->dev_addr[2*i] = addr & 0xff;
667 dev->dev_addr[2*i+1] = (addr >> 8) & 0xff;
673 /*====================================================================*/
675 static int smc_config(dev_link_t *link)
677 struct net_device *dev = link->priv;
678 struct smc_cfg_mem *cfg_mem;
681 cistpl_cftable_entry_t *cf;
685 cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL);
687 return CS_OUT_OF_RESOURCE;
689 tuple = &cfg_mem->tuple;
690 parse = &cfg_mem->parse;
691 cf = &parse->cftable_entry;
694 tuple->Attributes = tuple->TupleOffset = 0;
695 tuple->TupleData = (cisdata_t *)buf;
696 tuple->TupleDataMax = 255;
697 tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY;
699 link->io.NumPorts1 = 16;
700 i = first_tuple(link->handle, tuple, parse);
701 while (i != CS_NO_MORE_ITEMS) {
702 if (i == CS_SUCCESS) {
703 link->conf.ConfigIndex = cf->index;
704 link->io.BasePort1 = cf->io.win[0].base;
705 link->io.IOAddrLines = cf->io.flags & CISTPL_IO_LINES_MASK;
706 i = pcmcia_request_io(link->handle, &link->io);
707 if (i == CS_SUCCESS) break;
709 i = next_tuple(link->handle, tuple, parse);
712 dev->base_addr = link->io.BasePort1;
718 static int smc_setup(dev_link_t *link)
720 client_handle_t handle = link->handle;
721 struct net_device *dev = link->priv;
722 struct smc_cfg_mem *cfg_mem;
725 cistpl_lan_node_id_t *node_id;
726 u_char *buf, *station_addr;
729 cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL);
731 return CS_OUT_OF_RESOURCE;
733 tuple = &cfg_mem->tuple;
734 parse = &cfg_mem->parse;
737 tuple->Attributes = tuple->TupleOffset = 0;
738 tuple->TupleData = (cisdata_t *)buf;
739 tuple->TupleDataMax = 255;
741 /* Check for a LAN function extension tuple */
742 tuple->DesiredTuple = CISTPL_FUNCE;
743 i = first_tuple(handle, tuple, parse);
744 while (i == CS_SUCCESS) {
745 if (parse->funce.type == CISTPL_FUNCE_LAN_NODE_ID)
747 i = next_tuple(handle, tuple, parse);
749 if (i == CS_SUCCESS) {
750 node_id = (cistpl_lan_node_id_t *)parse->funce.data;
751 if (node_id->nb == 6) {
752 for (i = 0; i < 6; i++)
753 dev->dev_addr[i] = node_id->id[i];
758 /* Try the third string in the Version 1 Version/ID tuple. */
759 tuple->DesiredTuple = CISTPL_VERS_1;
760 if (first_tuple(handle, tuple, parse) != CS_SUCCESS) {
764 station_addr = parse->version_1.str + parse->version_1.ofs[2];
765 if (cvt_ascii_address(dev, station_addr) == 0) {
776 /*====================================================================*/
778 static int osi_config(dev_link_t *link)
780 struct net_device *dev = link->priv;
781 static const kio_addr_t com[4] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8 };
784 link->conf.Attributes |= CONF_ENABLE_SPKR;
785 link->conf.Status = CCSR_AUDIO_ENA;
786 link->irq.Attributes =
787 IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED|IRQ_HANDLE_PRESENT;
788 link->io.NumPorts1 = 64;
789 link->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
790 link->io.NumPorts2 = 8;
791 link->io.IOAddrLines = 16;
793 /* Enable Hard Decode, LAN, Modem */
794 link->conf.ConfigIndex = 0x23;
796 for (i = j = 0; j < 4; j++) {
797 link->io.BasePort2 = com[j];
798 i = pcmcia_request_io(link->handle, &link->io);
799 if (i == CS_SUCCESS) break;
801 if (i != CS_SUCCESS) {
802 /* Fallback: turn off hard decode */
803 link->conf.ConfigIndex = 0x03;
804 link->io.NumPorts2 = 0;
805 i = pcmcia_request_io(link->handle, &link->io);
807 dev->base_addr = link->io.BasePort1 + 0x10;
811 static int osi_setup(dev_link_t *link, u_short manfid, u_short cardid)
813 client_handle_t handle = link->handle;
814 struct net_device *dev = link->priv;
815 struct smc_cfg_mem *cfg_mem;
820 cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL);
824 tuple = &cfg_mem->tuple;
827 tuple->Attributes = TUPLE_RETURN_COMMON;
828 tuple->TupleData = (cisdata_t *)buf;
829 tuple->TupleDataMax = 255;
830 tuple->TupleOffset = 0;
832 /* Read the station address from tuple 0x90, subtuple 0x04 */
833 tuple->DesiredTuple = 0x90;
834 i = pcmcia_get_first_tuple(handle, tuple);
835 while (i == CS_SUCCESS) {
836 i = pcmcia_get_tuple_data(handle, tuple);
837 if ((i != CS_SUCCESS) || (buf[0] == 0x04))
839 i = pcmcia_get_next_tuple(handle, tuple);
841 if (i != CS_SUCCESS) {
845 for (i = 0; i < 6; i++)
846 dev->dev_addr[i] = buf[i+2];
848 if (((manfid == MANFID_OSITECH) &&
849 (cardid == PRODID_OSITECH_SEVEN)) ||
850 ((manfid == MANFID_PSION) &&
851 (cardid == PRODID_PSION_NET100))) {
852 /* Download the Seven of Diamonds firmware */
853 for (i = 0; i < sizeof(__Xilinx7OD); i++) {
854 outb(__Xilinx7OD[i], link->io.BasePort1+2);
857 } else if (manfid == MANFID_OSITECH) {
858 /* Make sure both functions are powered up */
859 set_bits(0x300, link->io.BasePort1 + OSITECH_AUI_PWR);
860 /* Now, turn on the interrupt for both card functions */
861 set_bits(0x300, link->io.BasePort1 + OSITECH_RESET_ISR);
862 DEBUG(2, "AUI/PWR: %4.4x RESET/ISR: %4.4x\n",
863 inw(link->io.BasePort1 + OSITECH_AUI_PWR),
864 inw(link->io.BasePort1 + OSITECH_RESET_ISR));
872 static int smc91c92_suspend(struct pcmcia_device *p_dev)
874 dev_link_t *link = dev_to_instance(p_dev);
875 struct net_device *dev = link->priv;
877 if ((link->state & DEV_CONFIG) && (link->open))
878 netif_device_detach(dev);
883 static int smc91c92_resume(struct pcmcia_device *p_dev)
885 dev_link_t *link = dev_to_instance(p_dev);
886 struct net_device *dev = link->priv;
887 struct smc_private *smc = netdev_priv(dev);
890 if (link->state & DEV_CONFIG) {
891 if ((smc->manfid == MANFID_MEGAHERTZ) &&
892 (smc->cardid == PRODID_MEGAHERTZ_EM3288))
893 mhz_3288_power(link);
894 if (smc->manfid == MANFID_MOTOROLA)
896 if ((smc->manfid == MANFID_OSITECH) &&
897 (smc->cardid != PRODID_OSITECH_SEVEN)) {
898 /* Power up the card and enable interrupts */
899 set_bits(0x0300, dev->base_addr-0x10+OSITECH_AUI_PWR);
900 set_bits(0x0300, dev->base_addr-0x10+OSITECH_RESET_ISR);
902 if (((smc->manfid == MANFID_OSITECH) &&
903 (smc->cardid == PRODID_OSITECH_SEVEN)) ||
904 ((smc->manfid == MANFID_PSION) &&
905 (smc->cardid == PRODID_PSION_NET100))) {
906 /* Download the Seven of Diamonds firmware */
907 for (i = 0; i < sizeof(__Xilinx7OD); i++) {
908 outb(__Xilinx7OD[i], link->io.BasePort1+2);
914 netif_device_attach(dev);
922 /*======================================================================
924 This verifies that the chip is some SMC91cXX variant, and returns
925 the revision code if successful. Otherwise, it returns -ENODEV.
927 ======================================================================*/
929 static int check_sig(dev_link_t *link)
931 struct net_device *dev = link->priv;
932 kio_addr_t ioaddr = dev->base_addr;
937 if (inw(ioaddr + BANK_SELECT) >> 8 != 0x33) {
938 /* Try powering up the chip */
939 outw(0, ioaddr + CONTROL);
943 /* Try setting bus width */
944 width = (link->io.Attributes1 == IO_DATA_PATH_WIDTH_AUTO);
945 s = inb(ioaddr + CONFIG);
950 outb(s, ioaddr + CONFIG);
952 /* Check Base Address Register to make sure bus width is OK */
953 s = inw(ioaddr + BASE_ADDR);
954 if ((inw(ioaddr + BANK_SELECT) >> 8 == 0x33) &&
955 ((s >> 8) != (s & 0xff))) {
957 s = inw(ioaddr + REVISION);
963 .Attributes = CONF_IO_CHANGE_WIDTH,
965 printk(KERN_INFO "smc91c92_cs: using 8-bit IO window.\n");
967 smc91c92_suspend(link->handle);
968 pcmcia_modify_configuration(link->handle, &mod);
969 smc91c92_resume(link->handle);
970 return check_sig(link);
975 /*======================================================================
977 smc91c92_config() is scheduled to run after a CARD_INSERTION event
978 is received, to configure the PCMCIA socket, and to make the
979 ethernet device available to the system.
981 ======================================================================*/
983 #define CS_EXIT_TEST(ret, svc, label) \
984 if (ret != CS_SUCCESS) { cs_error(link->handle, svc, ret); goto label; }
986 static void smc91c92_config(dev_link_t *link)
988 client_handle_t handle = link->handle;
989 struct net_device *dev = link->priv;
990 struct smc_private *smc = netdev_priv(dev);
991 struct smc_cfg_mem *cfg_mem;
1000 DEBUG(0, "smc91c92_config(0x%p)\n", link);
1002 cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL);
1006 tuple = &cfg_mem->tuple;
1007 parse = &cfg_mem->parse;
1010 tuple->Attributes = tuple->TupleOffset = 0;
1011 tuple->TupleData = (cisdata_t *)buf;
1012 tuple->TupleDataMax = 64;
1014 tuple->DesiredTuple = CISTPL_CONFIG;
1015 i = first_tuple(handle, tuple, parse);
1016 CS_EXIT_TEST(i, ParseTuple, config_failed);
1017 link->conf.ConfigBase = parse->config.base;
1018 link->conf.Present = parse->config.rmask[0];
1020 tuple->DesiredTuple = CISTPL_MANFID;
1021 tuple->Attributes = TUPLE_RETURN_COMMON;
1022 if (first_tuple(handle, tuple, parse) == CS_SUCCESS) {
1023 smc->manfid = parse->manfid.manf;
1024 smc->cardid = parse->manfid.card;
1027 /* Configure card */
1028 link->state |= DEV_CONFIG;
1030 if ((smc->manfid == MANFID_OSITECH) &&
1031 (smc->cardid != PRODID_OSITECH_SEVEN)) {
1032 i = osi_config(link);
1033 } else if ((smc->manfid == MANFID_MOTOROLA) ||
1034 ((smc->manfid == MANFID_MEGAHERTZ) &&
1035 ((smc->cardid == PRODID_MEGAHERTZ_VARIOUS) ||
1036 (smc->cardid == PRODID_MEGAHERTZ_EM3288)))) {
1037 i = mhz_mfc_config(link);
1039 i = smc_config(link);
1041 CS_EXIT_TEST(i, RequestIO, config_failed);
1043 i = pcmcia_request_irq(link->handle, &link->irq);
1044 CS_EXIT_TEST(i, RequestIRQ, config_failed);
1045 i = pcmcia_request_configuration(link->handle, &link->conf);
1046 CS_EXIT_TEST(i, RequestConfiguration, config_failed);
1048 if (smc->manfid == MANFID_MOTOROLA)
1051 dev->irq = link->irq.AssignedIRQ;
1053 if ((if_port >= 0) && (if_port <= 2))
1054 dev->if_port = if_port;
1056 printk(KERN_NOTICE "smc91c92_cs: invalid if_port requested\n");
1058 switch (smc->manfid) {
1059 case MANFID_OSITECH:
1061 i = osi_setup(link, smc->manfid, smc->cardid); break;
1063 case MANFID_NEW_MEDIA:
1064 i = smc_setup(link); break;
1065 case 0x128: /* For broken Megahertz cards */
1066 case MANFID_MEGAHERTZ:
1067 i = mhz_setup(link); break;
1068 case MANFID_MOTOROLA:
1069 default: /* get the hw address from EEPROM */
1070 i = mot_setup(link); break;
1074 printk(KERN_NOTICE "smc91c92_cs: Unable to find hardware address.\n");
1081 rev = check_sig(link);
1085 case 3: name = "92"; break;
1086 case 4: name = ((rev & 15) >= 6) ? "96" : "94"; break;
1087 case 5: name = "95"; break;
1088 case 7: name = "100"; break;
1089 case 8: name = "100-FD"; break;
1090 case 9: name = "110"; break;
1093 ioaddr = dev->base_addr;
1097 mir = inw(ioaddr + MEMINFO) & 0xff;
1098 if (mir == 0xff) mir++;
1099 /* Get scale factor for memory size */
1100 mcr = ((rev >> 4) > 3) ? inw(ioaddr + MEMCFG) : 0x0200;
1101 mir *= 128 * (1<<((mcr >> 9) & 7));
1103 smc->cfg = inw(ioaddr + CONFIG) & ~CFG_AUI_SELECT;
1104 smc->cfg |= CFG_NO_WAIT | CFG_16BIT | CFG_STATIC;
1105 if (smc->manfid == MANFID_OSITECH)
1106 smc->cfg |= CFG_IRQ_SEL_1 | CFG_IRQ_SEL_0;
1107 if ((rev >> 4) >= 7)
1108 smc->cfg |= CFG_MII_SELECT;
1112 if (smc->cfg & CFG_MII_SELECT) {
1115 for (i = 0; i < 32; i++) {
1116 j = mdio_read(dev, i, 1);
1117 if ((j != 0) && (j != 0xffff)) break;
1119 smc->mii_if.phy_id = (i < 32) ? i : -1;
1124 link->dev = &smc->node;
1125 link->state &= ~DEV_CONFIG_PENDING;
1126 SET_NETDEV_DEV(dev, &handle_to_dev(handle));
1128 if (register_netdev(dev) != 0) {
1129 printk(KERN_ERR "smc91c92_cs: register_netdev() failed\n");
1134 strcpy(smc->node.dev_name, dev->name);
1136 printk(KERN_INFO "%s: smc91c%s rev %d: io %#3lx, irq %d, "
1137 "hw_addr ", dev->name, name, (rev & 0x0f), dev->base_addr,
1139 for (i = 0; i < 6; i++)
1140 printk("%02X%s", dev->dev_addr[i], ((i<5) ? ":" : "\n"));
1144 printk(KERN_INFO " %lu byte", mir);
1146 printk(KERN_INFO " %lu kb", mir>>10);
1147 printk(" buffer, %s xcvr\n", (smc->cfg & CFG_MII_SELECT) ?
1148 "MII" : if_names[dev->if_port]);
1151 if (smc->cfg & CFG_MII_SELECT) {
1152 if (smc->mii_if.phy_id != -1) {
1153 DEBUG(0, " MII transceiver at index %d, status %x.\n",
1154 smc->mii_if.phy_id, j);
1156 printk(KERN_NOTICE " No MII transceivers found!\n");
1163 unregister_netdev(dev);
1164 config_failed: /* CS_EXIT_TEST() calls jump to here... */
1165 smc91c92_release(link);
1166 link->state &= ~DEV_CONFIG_PENDING;
1169 } /* smc91c92_config */
1171 /*======================================================================
1173 After a card is removed, smc91c92_release() will unregister the net
1174 device, and release the PCMCIA configuration. If the device is
1175 still open, this will be postponed until it is closed.
1177 ======================================================================*/
1179 static void smc91c92_release(dev_link_t *link)
1181 DEBUG(0, "smc91c92_release(0x%p)\n", link);
1183 struct net_device *dev = link->priv;
1184 struct smc_private *smc = netdev_priv(dev);
1187 pcmcia_disable_device(link->handle);
1190 /*======================================================================
1192 MII interface support for SMC91cXX based cards
1193 ======================================================================*/
1195 #define MDIO_SHIFT_CLK 0x04
1196 #define MDIO_DATA_OUT 0x01
1197 #define MDIO_DIR_WRITE 0x08
1198 #define MDIO_DATA_WRITE0 (MDIO_DIR_WRITE)
1199 #define MDIO_DATA_WRITE1 (MDIO_DIR_WRITE | MDIO_DATA_OUT)
1200 #define MDIO_DATA_READ 0x02
1202 static void mdio_sync(kio_addr_t addr)
1205 for (bits = 0; bits < 32; bits++) {
1206 outb(MDIO_DATA_WRITE1, addr);
1207 outb(MDIO_DATA_WRITE1 | MDIO_SHIFT_CLK, addr);
1211 static int mdio_read(struct net_device *dev, int phy_id, int loc)
1213 kio_addr_t addr = dev->base_addr + MGMT;
1214 u_int cmd = (0x06<<10)|(phy_id<<5)|loc;
1218 for (i = 13; i >= 0; i--) {
1219 int dat = (cmd&(1<<i)) ? MDIO_DATA_WRITE1 : MDIO_DATA_WRITE0;
1221 outb(dat | MDIO_SHIFT_CLK, addr);
1223 for (i = 19; i > 0; i--) {
1225 retval = (retval << 1) | ((inb(addr) & MDIO_DATA_READ) != 0);
1226 outb(MDIO_SHIFT_CLK, addr);
1228 return (retval>>1) & 0xffff;
1231 static void mdio_write(struct net_device *dev, int phy_id, int loc, int value)
1233 kio_addr_t addr = dev->base_addr + MGMT;
1234 u_int cmd = (0x05<<28)|(phy_id<<23)|(loc<<18)|(1<<17)|value;
1238 for (i = 31; i >= 0; i--) {
1239 int dat = (cmd&(1<<i)) ? MDIO_DATA_WRITE1 : MDIO_DATA_WRITE0;
1241 outb(dat | MDIO_SHIFT_CLK, addr);
1243 for (i = 1; i >= 0; i--) {
1245 outb(MDIO_SHIFT_CLK, addr);
1249 /*======================================================================
1251 The driver core code, most of which should be common with a
1252 non-PCMCIA implementation.
1254 ======================================================================*/
1257 static void smc_dump(struct net_device *dev)
1259 kio_addr_t ioaddr = dev->base_addr;
1261 save = inw(ioaddr + BANK_SELECT);
1262 for (w = 0; w < 4; w++) {
1264 printk(KERN_DEBUG "bank %d: ", w);
1265 for (i = 0; i < 14; i += 2)
1266 printk(" %04x", inw(ioaddr + i));
1269 outw(save, ioaddr + BANK_SELECT);
1273 static int smc_open(struct net_device *dev)
1275 struct smc_private *smc = netdev_priv(dev);
1276 dev_link_t *link = &smc->link;
1279 DEBUG(0, "%s: smc_open(%p), ID/Window %4.4x.\n",
1280 dev->name, dev, inw(dev->base_addr + BANK_SELECT));
1281 if (pc_debug > 1) smc_dump(dev);
1284 /* Check that the PCMCIA card is still here. */
1287 /* Physical device present signature. */
1288 if (check_sig(link) < 0) {
1289 printk("smc91c92_cs: Yikes! Bad chip signature!\n");
1294 netif_start_queue(dev);
1295 smc->saved_skb = NULL;
1296 smc->packets_waiting = 0;
1299 init_timer(&smc->media);
1300 smc->media.function = &media_check;
1301 smc->media.data = (u_long) dev;
1302 smc->media.expires = jiffies + HZ;
1303 add_timer(&smc->media);
1308 /*====================================================================*/
1310 static int smc_close(struct net_device *dev)
1312 struct smc_private *smc = netdev_priv(dev);
1313 dev_link_t *link = &smc->link;
1314 kio_addr_t ioaddr = dev->base_addr;
1316 DEBUG(0, "%s: smc_close(), status %4.4x.\n",
1317 dev->name, inw(ioaddr + BANK_SELECT));
1319 netif_stop_queue(dev);
1321 /* Shut off all interrupts, and turn off the Tx and Rx sections.
1322 Don't bother to check for chip present. */
1323 SMC_SELECT_BANK(2); /* Nominally paranoia, but do no assume... */
1324 outw(0, ioaddr + INTERRUPT);
1326 mask_bits(0xff00, ioaddr + RCR);
1327 mask_bits(0xff00, ioaddr + TCR);
1329 /* Put the chip into power-down mode. */
1331 outw(CTL_POWERDOWN, ioaddr + CONTROL );
1334 del_timer_sync(&smc->media);
1339 /*======================================================================
1341 Transfer a packet to the hardware and trigger the packet send.
1342 This may be called at either from either the Tx queue code
1343 or the interrupt handler.
1345 ======================================================================*/
1347 static void smc_hardware_send_packet(struct net_device * dev)
1349 struct smc_private *smc = netdev_priv(dev);
1350 struct sk_buff *skb = smc->saved_skb;
1351 kio_addr_t ioaddr = dev->base_addr;
1355 printk(KERN_ERR "%s: In XMIT with no packet to send.\n", dev->name);
1359 /* There should be a packet slot waiting. */
1360 packet_no = inw(ioaddr + PNR_ARR) >> 8;
1361 if (packet_no & 0x80) {
1362 /* If not, there is a hardware problem! Likely an ejected card. */
1363 printk(KERN_WARNING "%s: 91c92 hardware Tx buffer allocation"
1364 " failed, status %#2.2x.\n", dev->name, packet_no);
1365 dev_kfree_skb_irq(skb);
1366 smc->saved_skb = NULL;
1367 netif_start_queue(dev);
1371 smc->stats.tx_bytes += skb->len;
1372 /* The card should use the just-allocated buffer. */
1373 outw(packet_no, ioaddr + PNR_ARR);
1374 /* point to the beginning of the packet */
1375 outw(PTR_AUTOINC , ioaddr + POINTER);
1377 /* Send the packet length (+6 for status, length and ctl byte)
1378 and the status word (set to zeros). */
1380 u_char *buf = skb->data;
1381 u_int length = skb->len; /* The chip will pad to ethernet min. */
1383 DEBUG(2, "%s: Trying to xmit packet of length %d.\n",
1386 /* send the packet length: +6 for status word, length, and ctl */
1387 outw(0, ioaddr + DATA_1);
1388 outw(length + 6, ioaddr + DATA_1);
1389 outsw(ioaddr + DATA_1, buf, length >> 1);
1391 /* The odd last byte, if there is one, goes in the control word. */
1392 outw((length & 1) ? 0x2000 | buf[length-1] : 0, ioaddr + DATA_1);
1395 /* Enable the Tx interrupts, both Tx (TxErr) and TxEmpty. */
1396 outw(((IM_TX_INT|IM_TX_EMPTY_INT)<<8) |
1397 (inw(ioaddr + INTERRUPT) & 0xff00),
1398 ioaddr + INTERRUPT);
1400 /* The chip does the rest of the work. */
1401 outw(MC_ENQUEUE , ioaddr + MMU_CMD);
1403 smc->saved_skb = NULL;
1404 dev_kfree_skb_irq(skb);
1405 dev->trans_start = jiffies;
1406 netif_start_queue(dev);
1410 /*====================================================================*/
1412 static void smc_tx_timeout(struct net_device *dev)
1414 struct smc_private *smc = netdev_priv(dev);
1415 kio_addr_t ioaddr = dev->base_addr;
1417 printk(KERN_NOTICE "%s: SMC91c92 transmit timed out, "
1418 "Tx_status %2.2x status %4.4x.\n",
1419 dev->name, inw(ioaddr)&0xff, inw(ioaddr + 2));
1420 smc->stats.tx_errors++;
1422 dev->trans_start = jiffies;
1423 smc->saved_skb = NULL;
1424 netif_wake_queue(dev);
1427 static int smc_start_xmit(struct sk_buff *skb, struct net_device *dev)
1429 struct smc_private *smc = netdev_priv(dev);
1430 kio_addr_t ioaddr = dev->base_addr;
1434 netif_stop_queue(dev);
1436 DEBUG(2, "%s: smc_start_xmit(length = %d) called,"
1437 " status %4.4x.\n", dev->name, skb->len, inw(ioaddr + 2));
1439 if (smc->saved_skb) {
1440 /* THIS SHOULD NEVER HAPPEN. */
1441 smc->stats.tx_aborted_errors++;
1442 printk(KERN_DEBUG "%s: Internal error -- sent packet while busy.\n",
1446 smc->saved_skb = skb;
1448 num_pages = skb->len >> 8;
1450 if (num_pages > 7) {
1451 printk(KERN_ERR "%s: Far too big packet error.\n", dev->name);
1452 dev_kfree_skb (skb);
1453 smc->saved_skb = NULL;
1454 smc->stats.tx_dropped++;
1455 return 0; /* Do not re-queue this packet. */
1457 /* A packet is now waiting. */
1458 smc->packets_waiting++;
1460 SMC_SELECT_BANK(2); /* Paranoia, we should always be in window 2 */
1462 /* need MC_RESET to keep the memory consistent. errata? */
1464 outw(MC_RESET, ioaddr + MMU_CMD);
1468 /* Allocate the memory; send the packet now if we win. */
1469 outw(MC_ALLOC | num_pages, ioaddr + MMU_CMD);
1470 for (time_out = MEMORY_WAIT_TIME; time_out >= 0; time_out--) {
1471 ir = inw(ioaddr+INTERRUPT);
1472 if (ir & IM_ALLOC_INT) {
1473 /* Acknowledge the interrupt, send the packet. */
1474 outw((ir&0xff00) | IM_ALLOC_INT, ioaddr + INTERRUPT);
1475 smc_hardware_send_packet(dev); /* Send the packet now.. */
1480 /* Otherwise defer until the Tx-space-allocated interrupt. */
1481 DEBUG(2, "%s: memory allocation deferred.\n", dev->name);
1482 outw((IM_ALLOC_INT << 8) | (ir & 0xff00), ioaddr + INTERRUPT);
1487 /*======================================================================
1489 Handle a Tx anomolous event. Entered while in Window 2.
1491 ======================================================================*/
1493 static void smc_tx_err(struct net_device * dev)
1495 struct smc_private *smc = netdev_priv(dev);
1496 kio_addr_t ioaddr = dev->base_addr;
1497 int saved_packet = inw(ioaddr + PNR_ARR) & 0xff;
1498 int packet_no = inw(ioaddr + FIFO_PORTS) & 0x7f;
1501 /* select this as the packet to read from */
1502 outw(packet_no, ioaddr + PNR_ARR);
1504 /* read the first word from this packet */
1505 outw(PTR_AUTOINC | PTR_READ | 0, ioaddr + POINTER);
1507 tx_status = inw(ioaddr + DATA_1);
1509 smc->stats.tx_errors++;
1510 if (tx_status & TS_LOSTCAR) smc->stats.tx_carrier_errors++;
1511 if (tx_status & TS_LATCOL) smc->stats.tx_window_errors++;
1512 if (tx_status & TS_16COL) {
1513 smc->stats.tx_aborted_errors++;
1517 if (tx_status & TS_SUCCESS) {
1518 printk(KERN_NOTICE "%s: Successful packet caused error "
1519 "interrupt?\n", dev->name);
1521 /* re-enable transmit */
1523 outw(inw(ioaddr + TCR) | TCR_ENABLE | smc->duplex, ioaddr + TCR);
1526 outw(MC_FREEPKT, ioaddr + MMU_CMD); /* Free the packet memory. */
1528 /* one less packet waiting for me */
1529 smc->packets_waiting--;
1531 outw(saved_packet, ioaddr + PNR_ARR);
1535 /*====================================================================*/
1537 static void smc_eph_irq(struct net_device *dev)
1539 struct smc_private *smc = netdev_priv(dev);
1540 kio_addr_t ioaddr = dev->base_addr;
1541 u_short card_stats, ephs;
1544 ephs = inw(ioaddr + EPH);
1545 DEBUG(2, "%s: Ethernet protocol handler interrupt, status"
1546 " %4.4x.\n", dev->name, ephs);
1547 /* Could be a counter roll-over warning: update stats. */
1548 card_stats = inw(ioaddr + COUNTER);
1549 /* single collisions */
1550 smc->stats.collisions += card_stats & 0xF;
1552 /* multiple collisions */
1553 smc->stats.collisions += card_stats & 0xF;
1554 #if 0 /* These are for when linux supports these statistics */
1555 card_stats >>= 4; /* deferred */
1556 card_stats >>= 4; /* excess deferred */
1558 /* If we had a transmit error we must re-enable the transmitter. */
1559 outw(inw(ioaddr + TCR) | TCR_ENABLE | smc->duplex, ioaddr + TCR);
1561 /* Clear a link error interrupt. */
1563 outw(CTL_AUTO_RELEASE | 0x0000, ioaddr + CONTROL);
1564 outw(CTL_AUTO_RELEASE | CTL_TE_ENABLE | CTL_CR_ENABLE,
1569 /*====================================================================*/
1571 static irqreturn_t smc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
1573 struct net_device *dev = dev_id;
1574 struct smc_private *smc = netdev_priv(dev);
1576 u_short saved_bank, saved_pointer, mask, status;
1577 unsigned int handled = 1;
1578 char bogus_cnt = INTR_WORK; /* Work we are willing to do. */
1580 if (!netif_device_present(dev))
1583 ioaddr = dev->base_addr;
1585 DEBUG(3, "%s: SMC91c92 interrupt %d at %#x.\n", dev->name,
1589 saved_bank = inw(ioaddr + BANK_SELECT);
1590 if ((saved_bank & 0xff00) != 0x3300) {
1591 /* The device does not exist -- the card could be off-line, or
1592 maybe it has been ejected. */
1593 DEBUG(1, "%s: SMC91c92 interrupt %d for non-existent"
1594 "/ejected device.\n", dev->name, irq);
1600 saved_pointer = inw(ioaddr + POINTER);
1601 mask = inw(ioaddr + INTERRUPT) >> 8;
1602 /* clear all interrupts */
1603 outw(0, ioaddr + INTERRUPT);
1605 do { /* read the status flag, and mask it */
1606 status = inw(ioaddr + INTERRUPT) & 0xff;
1607 DEBUG(3, "%s: Status is %#2.2x (mask %#2.2x).\n", dev->name,
1609 if ((status & mask) == 0) {
1610 if (bogus_cnt == INTR_WORK)
1614 if (status & IM_RCV_INT) {
1615 /* Got a packet(s). */
1618 if (status & IM_TX_INT) {
1620 outw(IM_TX_INT, ioaddr + INTERRUPT);
1623 if (status & IM_TX_EMPTY_INT) {
1624 outw(IM_TX_EMPTY_INT, ioaddr + INTERRUPT);
1625 mask &= ~IM_TX_EMPTY_INT;
1626 smc->stats.tx_packets += smc->packets_waiting;
1627 smc->packets_waiting = 0;
1629 if (status & IM_ALLOC_INT) {
1630 /* Clear this interrupt so it doesn't happen again */
1631 mask &= ~IM_ALLOC_INT;
1633 smc_hardware_send_packet(dev);
1635 /* enable xmit interrupts based on this */
1636 mask |= (IM_TX_EMPTY_INT | IM_TX_INT);
1638 /* and let the card send more packets to me */
1639 netif_wake_queue(dev);
1641 if (status & IM_RX_OVRN_INT) {
1642 smc->stats.rx_errors++;
1643 smc->stats.rx_fifo_errors++;
1645 smc->rx_ovrn = 1; /* need MC_RESET outside smc_interrupt */
1646 outw(IM_RX_OVRN_INT, ioaddr + INTERRUPT);
1648 if (status & IM_EPH_INT)
1650 } while (--bogus_cnt);
1652 DEBUG(3, " Restoring saved registers mask %2.2x bank %4.4x"
1653 " pointer %4.4x.\n", mask, saved_bank, saved_pointer);
1655 /* restore state register */
1656 outw((mask<<8), ioaddr + INTERRUPT);
1657 outw(saved_pointer, ioaddr + POINTER);
1658 SMC_SELECT_BANK(saved_bank);
1660 DEBUG(3, "%s: Exiting interrupt IRQ%d.\n", dev->name, irq);
1664 if ((smc->manfid == MANFID_OSITECH) &&
1665 (smc->cardid != PRODID_OSITECH_SEVEN)) {
1666 /* Retrigger interrupt if needed */
1667 mask_bits(0x00ff, ioaddr-0x10+OSITECH_RESET_ISR);
1668 set_bits(0x0300, ioaddr-0x10+OSITECH_RESET_ISR);
1670 if (smc->manfid == MANFID_MOTOROLA) {
1672 cor = readb(smc->base + MOT_UART + CISREG_COR);
1673 writeb(cor & ~COR_IREQ_ENA, smc->base + MOT_UART + CISREG_COR);
1674 writeb(cor, smc->base + MOT_UART + CISREG_COR);
1675 cor = readb(smc->base + MOT_LAN + CISREG_COR);
1676 writeb(cor & ~COR_IREQ_ENA, smc->base + MOT_LAN + CISREG_COR);
1677 writeb(cor, smc->base + MOT_LAN + CISREG_COR);
1679 #ifdef DOES_NOT_WORK
1680 if (smc->base != NULL) { /* Megahertz MFC's */
1681 readb(smc->base+MEGAHERTZ_ISR);
1682 readb(smc->base+MEGAHERTZ_ISR);
1685 return IRQ_RETVAL(handled);
1688 /*====================================================================*/
1690 static void smc_rx(struct net_device *dev)
1692 struct smc_private *smc = netdev_priv(dev);
1693 kio_addr_t ioaddr = dev->base_addr;
1695 int packet_length; /* Caution: not frame length, rather words
1696 to transfer from the chip. */
1698 /* Assertion: we are in Window 2. */
1700 if (inw(ioaddr + FIFO_PORTS) & FP_RXEMPTY) {
1701 printk(KERN_ERR "%s: smc_rx() with nothing on Rx FIFO.\n",
1706 /* Reset the read pointer, and read the status and packet length. */
1707 outw(PTR_READ | PTR_RCV | PTR_AUTOINC, ioaddr + POINTER);
1708 rx_status = inw(ioaddr + DATA_1);
1709 packet_length = inw(ioaddr + DATA_1) & 0x07ff;
1711 DEBUG(2, "%s: Receive status %4.4x length %d.\n",
1712 dev->name, rx_status, packet_length);
1714 if (!(rx_status & RS_ERRORS)) {
1715 /* do stuff to make a new packet */
1716 struct sk_buff *skb;
1718 /* Note: packet_length adds 5 or 6 extra bytes here! */
1719 skb = dev_alloc_skb(packet_length+2);
1722 DEBUG(1, "%s: Low memory, packet dropped.\n", dev->name);
1723 smc->stats.rx_dropped++;
1724 outw(MC_RELEASE, ioaddr + MMU_CMD);
1728 packet_length -= (rx_status & RS_ODDFRAME ? 5 : 6);
1729 skb_reserve(skb, 2);
1730 insw(ioaddr+DATA_1, skb_put(skb, packet_length),
1731 (packet_length+1)>>1);
1732 skb->protocol = eth_type_trans(skb, dev);
1736 dev->last_rx = jiffies;
1737 smc->stats.rx_packets++;
1738 smc->stats.rx_bytes += packet_length;
1739 if (rx_status & RS_MULTICAST)
1740 smc->stats.multicast++;
1743 smc->stats.rx_errors++;
1745 if (rx_status & RS_ALGNERR) smc->stats.rx_frame_errors++;
1746 if (rx_status & (RS_TOOSHORT | RS_TOOLONG))
1747 smc->stats.rx_length_errors++;
1748 if (rx_status & RS_BADCRC) smc->stats.rx_crc_errors++;
1750 /* Let the MMU free the memory of this packet. */
1751 outw(MC_RELEASE, ioaddr + MMU_CMD);
1756 /*====================================================================*/
1758 static struct net_device_stats *smc_get_stats(struct net_device *dev)
1760 struct smc_private *smc = netdev_priv(dev);
1761 /* Nothing to update - the 91c92 is a pretty primative chip. */
1765 /*======================================================================
1767 Calculate values for the hardware multicast filter hash table.
1769 ======================================================================*/
1771 static void fill_multicast_tbl(int count, struct dev_mc_list *addrs,
1772 u_char *multicast_table)
1774 struct dev_mc_list *mc_addr;
1776 for (mc_addr = addrs; mc_addr && count-- > 0; mc_addr = mc_addr->next) {
1777 u_int position = ether_crc(6, mc_addr->dmi_addr);
1778 #ifndef final_version /* Verify multicast address. */
1779 if ((mc_addr->dmi_addr[0] & 1) == 0)
1782 multicast_table[position >> 29] |= 1 << ((position >> 26) & 7);
1786 /*======================================================================
1788 Set the receive mode.
1790 This routine is used by both the protocol level to notify us of
1791 promiscuous/multicast mode changes, and by the open/reset code to
1792 initialize the Rx registers. We always set the multicast list and
1793 leave the receiver running.
1795 ======================================================================*/
1797 static void set_rx_mode(struct net_device *dev)
1799 kio_addr_t ioaddr = dev->base_addr;
1800 struct smc_private *smc = netdev_priv(dev);
1801 u_int multicast_table[ 2 ] = { 0, };
1802 unsigned long flags;
1803 u_short rx_cfg_setting;
1805 if (dev->flags & IFF_PROMISC) {
1806 printk(KERN_NOTICE "%s: setting Rx mode to promiscuous.\n", dev->name);
1807 rx_cfg_setting = RxStripCRC | RxEnable | RxPromisc | RxAllMulti;
1808 } else if (dev->flags & IFF_ALLMULTI)
1809 rx_cfg_setting = RxStripCRC | RxEnable | RxAllMulti;
1811 if (dev->mc_count) {
1812 fill_multicast_tbl(dev->mc_count, dev->mc_list,
1813 (u_char *)multicast_table);
1815 rx_cfg_setting = RxStripCRC | RxEnable;
1818 /* Load MC table and Rx setting into the chip without interrupts. */
1819 spin_lock_irqsave(&smc->lock, flags);
1821 outl(multicast_table[0], ioaddr + MULTICAST0);
1822 outl(multicast_table[1], ioaddr + MULTICAST4);
1824 outw(rx_cfg_setting, ioaddr + RCR);
1826 spin_unlock_irqrestore(&smc->lock, flags);
1831 /*======================================================================
1833 Senses when a card's config changes. Here, it's coax or TP.
1835 ======================================================================*/
1837 static int s9k_config(struct net_device *dev, struct ifmap *map)
1839 struct smc_private *smc = netdev_priv(dev);
1840 if ((map->port != (u_char)(-1)) && (map->port != dev->if_port)) {
1841 if (smc->cfg & CFG_MII_SELECT)
1843 else if (map->port > 2)
1845 dev->if_port = map->port;
1846 printk(KERN_INFO "%s: switched to %s port\n",
1847 dev->name, if_names[dev->if_port]);
1853 /*======================================================================
1855 Reset the chip, reloading every register that might be corrupted.
1857 ======================================================================*/
1860 Set transceiver type, perhaps to something other than what the user
1861 specified in dev->if_port.
1863 static void smc_set_xcvr(struct net_device *dev, int if_port)
1865 struct smc_private *smc = netdev_priv(dev);
1866 kio_addr_t ioaddr = dev->base_addr;
1869 saved_bank = inw(ioaddr + BANK_SELECT);
1872 outw(smc->cfg | CFG_AUI_SELECT, ioaddr + CONFIG);
1873 if ((smc->manfid == MANFID_OSITECH) &&
1874 (smc->cardid != PRODID_OSITECH_SEVEN))
1875 set_bits(OSI_AUI_PWR, ioaddr - 0x10 + OSITECH_AUI_PWR);
1876 smc->media_status = ((dev->if_port == 0) ? 0x0001 : 0x0002);
1878 outw(smc->cfg, ioaddr + CONFIG);
1879 if ((smc->manfid == MANFID_OSITECH) &&
1880 (smc->cardid != PRODID_OSITECH_SEVEN))
1881 mask_bits(~OSI_AUI_PWR, ioaddr - 0x10 + OSITECH_AUI_PWR);
1882 smc->media_status = ((dev->if_port == 0) ? 0x0012 : 0x4001);
1884 SMC_SELECT_BANK(saved_bank);
1887 static void smc_reset(struct net_device *dev)
1889 kio_addr_t ioaddr = dev->base_addr;
1890 struct smc_private *smc = netdev_priv(dev);
1893 DEBUG(0, "%s: smc91c92 reset called.\n", dev->name);
1895 /* The first interaction must be a write to bring the chip out
1898 /* Reset the chip. */
1899 outw(RCR_SOFTRESET, ioaddr + RCR);
1902 /* Clear the transmit and receive configuration registers. */
1903 outw(RCR_CLEAR, ioaddr + RCR);
1904 outw(TCR_CLEAR, ioaddr + TCR);
1906 /* Set the Window 1 control, configuration and station addr registers.
1907 No point in writing the I/O base register ;-> */
1909 /* Automatically release succesfully transmitted packets,
1910 Accept link errors, counter and Tx error interrupts. */
1911 outw(CTL_AUTO_RELEASE | CTL_TE_ENABLE | CTL_CR_ENABLE,
1913 smc_set_xcvr(dev, dev->if_port);
1914 if ((smc->manfid == MANFID_OSITECH) &&
1915 (smc->cardid != PRODID_OSITECH_SEVEN))
1916 outw((dev->if_port == 2 ? OSI_AUI_PWR : 0) |
1917 (inw(ioaddr-0x10+OSITECH_AUI_PWR) & 0xff00),
1918 ioaddr - 0x10 + OSITECH_AUI_PWR);
1920 /* Fill in the physical address. The databook is wrong about the order! */
1921 for (i = 0; i < 6; i += 2)
1922 outw((dev->dev_addr[i+1]<<8)+dev->dev_addr[i],
1923 ioaddr + ADDR0 + i);
1927 outw(MC_RESET, ioaddr + MMU_CMD);
1928 outw(0, ioaddr + INTERRUPT);
1930 /* Re-enable the chip. */
1932 outw(((smc->cfg & CFG_MII_SELECT) ? 0 : TCR_MONCSN) |
1933 TCR_ENABLE | TCR_PAD_EN | smc->duplex, ioaddr + TCR);
1936 if (smc->cfg & CFG_MII_SELECT) {
1940 mdio_write(dev, smc->mii_if.phy_id, 0, 0x8000);
1942 /* Advertise 100F, 100H, 10F, 10H */
1943 mdio_write(dev, smc->mii_if.phy_id, 4, 0x01e1);
1945 /* Restart MII autonegotiation */
1946 mdio_write(dev, smc->mii_if.phy_id, 0, 0x0000);
1947 mdio_write(dev, smc->mii_if.phy_id, 0, 0x1200);
1950 /* Enable interrupts. */
1952 outw((IM_EPH_INT | IM_RX_OVRN_INT | IM_RCV_INT) << 8,
1953 ioaddr + INTERRUPT);
1956 /*======================================================================
1958 Media selection timer routine
1960 ======================================================================*/
1962 static void media_check(u_long arg)
1964 struct net_device *dev = (struct net_device *) arg;
1965 struct smc_private *smc = netdev_priv(dev);
1966 kio_addr_t ioaddr = dev->base_addr;
1967 u_short i, media, saved_bank;
1970 saved_bank = inw(ioaddr + BANK_SELECT);
1972 if (!netif_device_present(dev))
1977 /* need MC_RESET to keep the memory consistent. errata? */
1979 outw(MC_RESET, ioaddr + MMU_CMD);
1982 i = inw(ioaddr + INTERRUPT);
1984 media = inw(ioaddr + EPH) & EPH_LINK_OK;
1986 media |= (inw(ioaddr + CONFIG) & CFG_AUI_SELECT) ? 2 : 1;
1988 /* Check for pending interrupt with watchdog flag set: with
1989 this, we can limp along even if the interrupt is blocked */
1990 if (smc->watchdog++ && ((i>>8) & i)) {
1991 if (!smc->fast_poll)
1992 printk(KERN_INFO "%s: interrupt(s) dropped!\n", dev->name);
1993 smc_interrupt(dev->irq, smc, NULL);
1994 smc->fast_poll = HZ;
1996 if (smc->fast_poll) {
1998 smc->media.expires = jiffies + HZ/100;
1999 add_timer(&smc->media);
2000 SMC_SELECT_BANK(saved_bank);
2004 if (smc->cfg & CFG_MII_SELECT) {
2005 if (smc->mii_if.phy_id < 0)
2009 link = mdio_read(dev, smc->mii_if.phy_id, 1);
2010 if (!link || (link == 0xffff)) {
2011 printk(KERN_INFO "%s: MII is missing!\n", dev->name);
2012 smc->mii_if.phy_id = -1;
2017 if (link != smc->link_status) {
2018 u_short p = mdio_read(dev, smc->mii_if.phy_id, 5);
2019 printk(KERN_INFO "%s: %s link beat\n", dev->name,
2020 (link) ? "found" : "lost");
2021 smc->duplex = (((p & 0x0100) || ((p & 0x1c0) == 0x40))
2024 printk(KERN_INFO "%s: autonegotiation complete: "
2025 "%sbaseT-%cD selected\n", dev->name,
2026 ((p & 0x0180) ? "100" : "10"),
2027 (smc->duplex ? 'F' : 'H'));
2030 outw(inw(ioaddr + TCR) | smc->duplex, ioaddr + TCR);
2031 smc->link_status = link;
2036 /* Ignore collisions unless we've had no rx's recently */
2037 if (time_after(jiffies, dev->last_rx + HZ)) {
2038 if (smc->tx_err || (smc->media_status & EPH_16COL))
2043 if (media != smc->media_status) {
2044 if ((media & smc->media_status & 1) &&
2045 ((smc->media_status ^ media) & EPH_LINK_OK))
2046 printk(KERN_INFO "%s: %s link beat\n", dev->name,
2047 (smc->media_status & EPH_LINK_OK ? "lost" : "found"));
2048 else if ((media & smc->media_status & 2) &&
2049 ((smc->media_status ^ media) & EPH_16COL))
2050 printk(KERN_INFO "%s: coax cable %s\n", dev->name,
2051 (media & EPH_16COL ? "problem" : "ok"));
2052 if (dev->if_port == 0) {
2054 if (media & EPH_LINK_OK)
2055 printk(KERN_INFO "%s: flipped to 10baseT\n",
2058 smc_set_xcvr(dev, 2);
2060 if (media & EPH_16COL)
2061 smc_set_xcvr(dev, 1);
2063 printk(KERN_INFO "%s: flipped to 10base2\n",
2067 smc->media_status = media;
2071 smc->media.expires = jiffies + HZ;
2072 add_timer(&smc->media);
2073 SMC_SELECT_BANK(saved_bank);
2076 static int smc_link_ok(struct net_device *dev)
2078 kio_addr_t ioaddr = dev->base_addr;
2079 struct smc_private *smc = netdev_priv(dev);
2081 if (smc->cfg & CFG_MII_SELECT) {
2082 return mii_link_ok(&smc->mii_if);
2085 return inw(ioaddr + EPH) & EPH_LINK_OK;
2089 static int smc_netdev_get_ecmd(struct net_device *dev, struct ethtool_cmd *ecmd)
2092 kio_addr_t ioaddr = dev->base_addr;
2094 ecmd->supported = (SUPPORTED_TP | SUPPORTED_AUI |
2095 SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full);
2098 tmp = inw(ioaddr + CONFIG);
2099 ecmd->port = (tmp & CFG_AUI_SELECT) ? PORT_AUI : PORT_TP;
2100 ecmd->transceiver = XCVR_INTERNAL;
2101 ecmd->speed = SPEED_10;
2102 ecmd->phy_address = ioaddr + MGMT;
2105 tmp = inw(ioaddr + TCR);
2106 ecmd->duplex = (tmp & TCR_FDUPLX) ? DUPLEX_FULL : DUPLEX_HALF;
2111 static int smc_netdev_set_ecmd(struct net_device *dev, struct ethtool_cmd *ecmd)
2114 kio_addr_t ioaddr = dev->base_addr;
2116 if (ecmd->speed != SPEED_10)
2118 if (ecmd->duplex != DUPLEX_HALF && ecmd->duplex != DUPLEX_FULL)
2120 if (ecmd->port != PORT_TP && ecmd->port != PORT_AUI)
2122 if (ecmd->transceiver != XCVR_INTERNAL)
2125 if (ecmd->port == PORT_AUI)
2126 smc_set_xcvr(dev, 1);
2128 smc_set_xcvr(dev, 0);
2131 tmp = inw(ioaddr + TCR);
2132 if (ecmd->duplex == DUPLEX_FULL)
2136 outw(tmp, ioaddr + TCR);
2141 static int check_if_running(struct net_device *dev)
2143 if (!netif_running(dev))
2148 static void smc_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
2150 strcpy(info->driver, DRV_NAME);
2151 strcpy(info->version, DRV_VERSION);
2154 static int smc_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
2156 struct smc_private *smc = netdev_priv(dev);
2157 kio_addr_t ioaddr = dev->base_addr;
2158 u16 saved_bank = inw(ioaddr + BANK_SELECT);
2162 spin_lock_irq(&smc->lock);
2163 if (smc->cfg & CFG_MII_SELECT)
2164 ret = mii_ethtool_gset(&smc->mii_if, ecmd);
2166 ret = smc_netdev_get_ecmd(dev, ecmd);
2167 spin_unlock_irq(&smc->lock);
2168 SMC_SELECT_BANK(saved_bank);
2172 static int smc_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
2174 struct smc_private *smc = netdev_priv(dev);
2175 kio_addr_t ioaddr = dev->base_addr;
2176 u16 saved_bank = inw(ioaddr + BANK_SELECT);
2180 spin_lock_irq(&smc->lock);
2181 if (smc->cfg & CFG_MII_SELECT)
2182 ret = mii_ethtool_sset(&smc->mii_if, ecmd);
2184 ret = smc_netdev_set_ecmd(dev, ecmd);
2185 spin_unlock_irq(&smc->lock);
2186 SMC_SELECT_BANK(saved_bank);
2190 static u32 smc_get_link(struct net_device *dev)
2192 struct smc_private *smc = netdev_priv(dev);
2193 kio_addr_t ioaddr = dev->base_addr;
2194 u16 saved_bank = inw(ioaddr + BANK_SELECT);
2198 spin_lock_irq(&smc->lock);
2199 ret = smc_link_ok(dev);
2200 spin_unlock_irq(&smc->lock);
2201 SMC_SELECT_BANK(saved_bank);
2206 static u32 smc_get_msglevel(struct net_device *dev)
2211 static void smc_set_msglevel(struct net_device *dev, u32 val)
2217 static int smc_nway_reset(struct net_device *dev)
2219 struct smc_private *smc = netdev_priv(dev);
2220 if (smc->cfg & CFG_MII_SELECT) {
2221 kio_addr_t ioaddr = dev->base_addr;
2222 u16 saved_bank = inw(ioaddr + BANK_SELECT);
2226 res = mii_nway_restart(&smc->mii_if);
2227 SMC_SELECT_BANK(saved_bank);
2234 static struct ethtool_ops ethtool_ops = {
2235 .begin = check_if_running,
2236 .get_drvinfo = smc_get_drvinfo,
2237 .get_settings = smc_get_settings,
2238 .set_settings = smc_set_settings,
2239 .get_link = smc_get_link,
2241 .get_msglevel = smc_get_msglevel,
2242 .set_msglevel = smc_set_msglevel,
2244 .nway_reset = smc_nway_reset,
2247 static int smc_ioctl (struct net_device *dev, struct ifreq *rq, int cmd)
2249 struct smc_private *smc = netdev_priv(dev);
2250 struct mii_ioctl_data *mii = if_mii(rq);
2253 kio_addr_t ioaddr = dev->base_addr;
2255 if (!netif_running(dev))
2258 spin_lock_irq(&smc->lock);
2259 saved_bank = inw(ioaddr + BANK_SELECT);
2261 rc = generic_mii_ioctl(&smc->mii_if, mii, cmd, NULL);
2262 SMC_SELECT_BANK(saved_bank);
2263 spin_unlock_irq(&smc->lock);
2267 static struct pcmcia_device_id smc91c92_ids[] = {
2268 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0109, 0x0501),
2269 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0140, 0x000a),
2270 PCMCIA_PFC_DEVICE_PROD_ID123(0, "MEGAHERTZ", "CC/XJEM3288", "DATA/FAX/CELL ETHERNET MODEM", 0xf510db04, 0x04cd2988, 0x46a52d63),
2271 PCMCIA_PFC_DEVICE_PROD_ID123(0, "MEGAHERTZ", "CC/XJEM3336", "DATA/FAX/CELL ETHERNET MODEM", 0xf510db04, 0x0143b773, 0x46a52d63),
2272 PCMCIA_PFC_DEVICE_PROD_ID123(0, "MEGAHERTZ", "EM1144T", "PCMCIA MODEM", 0xf510db04, 0x856d66c8, 0xbd6c43ef),
2273 PCMCIA_PFC_DEVICE_PROD_ID123(0, "MEGAHERTZ", "XJEM1144/CCEM1144", "PCMCIA MODEM", 0xf510db04, 0x52d21e1e, 0xbd6c43ef),
2274 PCMCIA_PFC_DEVICE_PROD_ID12(0, "Gateway 2000", "XJEM3336", 0xdd9989be, 0x662c394c),
2275 PCMCIA_PFC_DEVICE_PROD_ID12(0, "MEGAHERTZ", "XJEM1144/CCEM1144", 0xf510db04, 0x52d21e1e),
2276 PCMCIA_PFC_DEVICE_PROD_ID12(0, "Ositech", "Trumpcard:Jack of Diamonds Modem+Ethernet", 0xc2f80cd, 0x656947b9),
2277 PCMCIA_PFC_DEVICE_PROD_ID12(0, "Ositech", "Trumpcard:Jack of Hearts Modem+Ethernet", 0xc2f80cd, 0xdc9ba5ed),
2278 PCMCIA_MFC_DEVICE_MANF_CARD(0, 0x016c, 0x0020),
2279 PCMCIA_DEVICE_MANF_CARD(0x016c, 0x0023),
2280 PCMCIA_DEVICE_PROD_ID123("BASICS by New Media Corporation", "Ethernet", "SMC91C94", 0x23c78a9d, 0x00b2e941, 0xcef397fb),
2281 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "Fast Ethernet PCCard", 0x78f308dc, 0xdcea68bc),
2282 PCMCIA_DEVICE_PROD_ID12("dit Co., Ltd.", "PC Card-10/100BTX", 0xe59365c8, 0x6a2161d1),
2283 PCMCIA_DEVICE_PROD_ID12("DYNALINK", "L100C", 0x6a26d1cf, 0xc16ce9c5),
2284 PCMCIA_DEVICE_PROD_ID12("Farallon", "Farallon Enet", 0x58d93fc4, 0x244734e9),
2285 PCMCIA_DEVICE_PROD_ID12("Megahertz", "CC10BT/2", 0x33234748, 0x3c95b953),
2286 PCMCIA_DEVICE_PROD_ID12("MELCO/SMC", "LPC-TX", 0xa2cd8e6d, 0x42da662a),
2287 PCMCIA_DEVICE_PROD_ID12("Ositech", "Trumpcard:Four of Diamonds Ethernet", 0xc2f80cd, 0xb3466314),
2288 PCMCIA_DEVICE_PROD_ID12("Ositech", "Trumpcard:Seven of Diamonds Ethernet", 0xc2f80cd, 0x194b650a),
2289 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "Fast Ethernet PCCard", 0x281f1c5d, 0xdcea68bc),
2290 PCMCIA_DEVICE_PROD_ID12("Psion", "10Mb Ethernet", 0x4ef00b21, 0x844be9e9),
2291 PCMCIA_DEVICE_PROD_ID12("SMC", "EtherEZ Ethernet 8020", 0xc4f8b18b, 0x4a0eeb2d),
2292 /* These conflict with other cards! */
2293 /* PCMCIA_DEVICE_MANF_CARD(0x0186, 0x0100), */
2294 /* PCMCIA_DEVICE_MANF_CARD(0x8a01, 0xc1ab), */
2297 MODULE_DEVICE_TABLE(pcmcia, smc91c92_ids);
2299 static struct pcmcia_driver smc91c92_cs_driver = {
2300 .owner = THIS_MODULE,
2302 .name = "smc91c92_cs",
2304 .probe = smc91c92_attach,
2305 .remove = smc91c92_detach,
2306 .id_table = smc91c92_ids,
2307 .suspend = smc91c92_suspend,
2308 .resume = smc91c92_resume,
2311 static int __init init_smc91c92_cs(void)
2313 return pcmcia_register_driver(&smc91c92_cs_driver);
2316 static void __exit exit_smc91c92_cs(void)
2318 pcmcia_unregister_driver(&smc91c92_cs_driver);
2321 module_init(init_smc91c92_cs);
2322 module_exit(exit_smc91c92_cs);