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;
337 link->conf.IntType = INT_MEMORY_AND_IO;
339 /* The SMC91c92-specific entries in the device structure. */
340 SET_MODULE_OWNER(dev);
341 dev->hard_start_xmit = &smc_start_xmit;
342 dev->get_stats = &smc_get_stats;
343 dev->set_config = &s9k_config;
344 dev->set_multicast_list = &set_rx_mode;
345 dev->open = &smc_open;
346 dev->stop = &smc_close;
347 dev->do_ioctl = &smc_ioctl;
348 SET_ETHTOOL_OPS(dev, ðtool_ops);
349 #ifdef HAVE_TX_TIMEOUT
350 dev->tx_timeout = smc_tx_timeout;
351 dev->watchdog_timeo = TX_TIMEOUT;
354 smc->mii_if.dev = dev;
355 smc->mii_if.mdio_read = mdio_read;
356 smc->mii_if.mdio_write = mdio_write;
357 smc->mii_if.phy_id_mask = 0x1f;
358 smc->mii_if.reg_num_mask = 0x1f;
360 link->handle = p_dev;
361 p_dev->instance = link;
363 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
364 smc91c92_config(link);
367 } /* smc91c92_attach */
369 /*======================================================================
371 This deletes a driver "instance". The device is de-registered
372 with Card Services. If it has been released, all local data
373 structures are freed. Otherwise, the structures will be freed
374 when the device is released.
376 ======================================================================*/
378 static void smc91c92_detach(struct pcmcia_device *p_dev)
380 dev_link_t *link = dev_to_instance(p_dev);
381 struct net_device *dev = link->priv;
383 DEBUG(0, "smc91c92_detach(0x%p)\n", link);
386 unregister_netdev(dev);
388 if (link->state & DEV_CONFIG)
389 smc91c92_release(link);
392 } /* smc91c92_detach */
394 /*====================================================================*/
396 static int cvt_ascii_address(struct net_device *dev, char *s)
402 for (i = 0; i < 6; i++) {
404 for (j = 0; j < 2; j++) {
407 da += ((c >= '0') && (c <= '9')) ?
408 (c - '0') : ((c & 0x0f) + 9);
410 dev->dev_addr[i] = da;
415 /*====================================================================*/
417 static int first_tuple(client_handle_t handle, tuple_t *tuple,
422 if ((i = pcmcia_get_first_tuple(handle, tuple)) != CS_SUCCESS ||
423 (i = pcmcia_get_tuple_data(handle, tuple)) != CS_SUCCESS)
425 return pcmcia_parse_tuple(handle, tuple, parse);
428 static int next_tuple(client_handle_t handle, tuple_t *tuple,
433 if ((i = pcmcia_get_next_tuple(handle, tuple)) != CS_SUCCESS ||
434 (i = pcmcia_get_tuple_data(handle, tuple)) != CS_SUCCESS)
436 return pcmcia_parse_tuple(handle, tuple, parse);
439 /*======================================================================
441 Configuration stuff for Megahertz cards
443 mhz_3288_power() is used to power up a 3288's ethernet chip.
444 mhz_mfc_config() handles socket setup for multifunction (1144
445 and 3288) cards. mhz_setup() gets a card's hardware ethernet
448 ======================================================================*/
450 static int mhz_3288_power(dev_link_t *link)
452 struct net_device *dev = link->priv;
453 struct smc_private *smc = netdev_priv(dev);
456 /* Read the ISR twice... */
457 readb(smc->base+MEGAHERTZ_ISR);
459 readb(smc->base+MEGAHERTZ_ISR);
464 /* Now read and write the COR... */
465 tmp = readb(smc->base + link->conf.ConfigBase + CISREG_COR);
467 writeb(tmp, smc->base + link->conf.ConfigBase + CISREG_COR);
472 static int mhz_mfc_config(dev_link_t *link)
474 struct net_device *dev = link->priv;
475 struct smc_private *smc = netdev_priv(dev);
476 struct smc_cfg_mem *cfg_mem;
479 cistpl_cftable_entry_t *cf;
485 cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL);
487 return CS_OUT_OF_RESOURCE;
489 tuple = &cfg_mem->tuple;
490 parse = &cfg_mem->parse;
491 cf = &parse->cftable_entry;
494 link->conf.Attributes |= CONF_ENABLE_SPKR;
495 link->conf.Status = CCSR_AUDIO_ENA;
496 link->irq.Attributes =
497 IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED|IRQ_HANDLE_PRESENT;
498 link->io.IOAddrLines = 16;
499 link->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
500 link->io.NumPorts2 = 8;
502 tuple->Attributes = tuple->TupleOffset = 0;
503 tuple->TupleData = (cisdata_t *)buf;
504 tuple->TupleDataMax = 255;
505 tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY;
507 i = first_tuple(link->handle, tuple, parse);
508 /* The Megahertz combo cards have modem-like CIS entries, so
509 we have to explicitly try a bunch of port combinations. */
510 while (i == CS_SUCCESS) {
511 link->conf.ConfigIndex = cf->index;
512 link->io.BasePort2 = cf->io.win[0].base;
513 for (k = 0; k < 0x400; k += 0x10) {
514 if (k & 0x80) continue;
515 link->io.BasePort1 = k ^ 0x300;
516 i = pcmcia_request_io(link->handle, &link->io);
517 if (i == CS_SUCCESS) break;
519 if (i == CS_SUCCESS) break;
520 i = next_tuple(link->handle, tuple, parse);
524 dev->base_addr = link->io.BasePort1;
526 /* Allocate a memory window, for accessing the ISR */
527 req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE;
528 req.Base = req.Size = 0;
530 i = pcmcia_request_window(&link->handle, &req, &link->win);
533 smc->base = ioremap(req.Base, req.Size);
534 mem.CardOffset = mem.Page = 0;
535 if (smc->manfid == MANFID_MOTOROLA)
536 mem.CardOffset = link->conf.ConfigBase;
537 i = pcmcia_map_mem_page(link->win, &mem);
539 if ((i == CS_SUCCESS)
540 && (smc->manfid == MANFID_MEGAHERTZ)
541 && (smc->cardid == PRODID_MEGAHERTZ_EM3288))
542 mhz_3288_power(link);
549 static int mhz_setup(dev_link_t *link)
551 client_handle_t handle = link->handle;
552 struct net_device *dev = link->priv;
553 struct smc_cfg_mem *cfg_mem;
556 u_char *buf, *station_addr;
559 cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL);
563 tuple = &cfg_mem->tuple;
564 parse = &cfg_mem->parse;
567 tuple->Attributes = tuple->TupleOffset = 0;
568 tuple->TupleData = (cisdata_t *)buf;
569 tuple->TupleDataMax = 255;
571 /* Read the station address from the CIS. It is stored as the last
572 (fourth) string in the Version 1 Version/ID tuple. */
573 tuple->DesiredTuple = CISTPL_VERS_1;
574 if (first_tuple(handle, tuple, parse) != CS_SUCCESS) {
578 /* Ugh -- the EM1144 card has two VERS_1 tuples!?! */
579 if (next_tuple(handle, tuple, parse) != CS_SUCCESS)
580 first_tuple(handle, tuple, parse);
581 if (parse->version_1.ns > 3) {
582 station_addr = parse->version_1.str + parse->version_1.ofs[3];
583 if (cvt_ascii_address(dev, station_addr) == 0) {
589 /* Another possibility: for the EM3288, in a special tuple */
590 tuple->DesiredTuple = 0x81;
591 if (pcmcia_get_first_tuple(handle, tuple) != CS_SUCCESS) {
595 if (pcmcia_get_tuple_data(handle, tuple) != CS_SUCCESS) {
600 if (cvt_ascii_address(dev, buf) == 0) {
610 /*======================================================================
612 Configuration stuff for the Motorola Mariner
614 mot_config() writes directly to the Mariner configuration
615 registers because the CIS is just bogus.
617 ======================================================================*/
619 static void mot_config(dev_link_t *link)
621 struct net_device *dev = link->priv;
622 struct smc_private *smc = netdev_priv(dev);
623 kio_addr_t ioaddr = dev->base_addr;
624 kio_addr_t iouart = link->io.BasePort2;
626 /* Set UART base address and force map with COR bit 1 */
627 writeb(iouart & 0xff, smc->base + MOT_UART + CISREG_IOBASE_0);
628 writeb((iouart >> 8) & 0xff, smc->base + MOT_UART + CISREG_IOBASE_1);
629 writeb(MOT_NORMAL, smc->base + MOT_UART + CISREG_COR);
631 /* Set SMC base address and force map with COR bit 1 */
632 writeb(ioaddr & 0xff, smc->base + MOT_LAN + CISREG_IOBASE_0);
633 writeb((ioaddr >> 8) & 0xff, smc->base + MOT_LAN + CISREG_IOBASE_1);
634 writeb(MOT_NORMAL, smc->base + MOT_LAN + CISREG_COR);
636 /* Wait for things to settle down */
640 static int mot_setup(dev_link_t *link)
642 struct net_device *dev = link->priv;
643 kio_addr_t ioaddr = dev->base_addr;
647 /* Read Ethernet address from Serial EEPROM */
649 for (i = 0; i < 3; i++) {
651 outw(MOT_EEPROM + i, ioaddr + POINTER);
653 outw((CTL_RELOAD | CTL_EE_SELECT), ioaddr + CONTROL);
655 for (loop = wait = 0; loop < 200; loop++) {
657 wait = ((CTL_RELOAD | CTL_STORE) & inw(ioaddr + CONTROL));
658 if (wait == 0) break;
664 addr = inw(ioaddr + GENERAL);
665 dev->dev_addr[2*i] = addr & 0xff;
666 dev->dev_addr[2*i+1] = (addr >> 8) & 0xff;
672 /*====================================================================*/
674 static int smc_config(dev_link_t *link)
676 struct net_device *dev = link->priv;
677 struct smc_cfg_mem *cfg_mem;
680 cistpl_cftable_entry_t *cf;
684 cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL);
686 return CS_OUT_OF_RESOURCE;
688 tuple = &cfg_mem->tuple;
689 parse = &cfg_mem->parse;
690 cf = &parse->cftable_entry;
693 tuple->Attributes = tuple->TupleOffset = 0;
694 tuple->TupleData = (cisdata_t *)buf;
695 tuple->TupleDataMax = 255;
696 tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY;
698 link->io.NumPorts1 = 16;
699 i = first_tuple(link->handle, tuple, parse);
700 while (i != CS_NO_MORE_ITEMS) {
701 if (i == CS_SUCCESS) {
702 link->conf.ConfigIndex = cf->index;
703 link->io.BasePort1 = cf->io.win[0].base;
704 link->io.IOAddrLines = cf->io.flags & CISTPL_IO_LINES_MASK;
705 i = pcmcia_request_io(link->handle, &link->io);
706 if (i == CS_SUCCESS) break;
708 i = next_tuple(link->handle, tuple, parse);
711 dev->base_addr = link->io.BasePort1;
717 static int smc_setup(dev_link_t *link)
719 client_handle_t handle = link->handle;
720 struct net_device *dev = link->priv;
721 struct smc_cfg_mem *cfg_mem;
724 cistpl_lan_node_id_t *node_id;
725 u_char *buf, *station_addr;
728 cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL);
730 return CS_OUT_OF_RESOURCE;
732 tuple = &cfg_mem->tuple;
733 parse = &cfg_mem->parse;
736 tuple->Attributes = tuple->TupleOffset = 0;
737 tuple->TupleData = (cisdata_t *)buf;
738 tuple->TupleDataMax = 255;
740 /* Check for a LAN function extension tuple */
741 tuple->DesiredTuple = CISTPL_FUNCE;
742 i = first_tuple(handle, tuple, parse);
743 while (i == CS_SUCCESS) {
744 if (parse->funce.type == CISTPL_FUNCE_LAN_NODE_ID)
746 i = next_tuple(handle, tuple, parse);
748 if (i == CS_SUCCESS) {
749 node_id = (cistpl_lan_node_id_t *)parse->funce.data;
750 if (node_id->nb == 6) {
751 for (i = 0; i < 6; i++)
752 dev->dev_addr[i] = node_id->id[i];
757 /* Try the third string in the Version 1 Version/ID tuple. */
758 tuple->DesiredTuple = CISTPL_VERS_1;
759 if (first_tuple(handle, tuple, parse) != CS_SUCCESS) {
763 station_addr = parse->version_1.str + parse->version_1.ofs[2];
764 if (cvt_ascii_address(dev, station_addr) == 0) {
775 /*====================================================================*/
777 static int osi_config(dev_link_t *link)
779 struct net_device *dev = link->priv;
780 static const kio_addr_t com[4] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8 };
783 link->conf.Attributes |= CONF_ENABLE_SPKR;
784 link->conf.Status = CCSR_AUDIO_ENA;
785 link->irq.Attributes =
786 IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED|IRQ_HANDLE_PRESENT;
787 link->io.NumPorts1 = 64;
788 link->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
789 link->io.NumPorts2 = 8;
790 link->io.IOAddrLines = 16;
792 /* Enable Hard Decode, LAN, Modem */
793 link->conf.ConfigIndex = 0x23;
795 for (i = j = 0; j < 4; j++) {
796 link->io.BasePort2 = com[j];
797 i = pcmcia_request_io(link->handle, &link->io);
798 if (i == CS_SUCCESS) break;
800 if (i != CS_SUCCESS) {
801 /* Fallback: turn off hard decode */
802 link->conf.ConfigIndex = 0x03;
803 link->io.NumPorts2 = 0;
804 i = pcmcia_request_io(link->handle, &link->io);
806 dev->base_addr = link->io.BasePort1 + 0x10;
810 static int osi_setup(dev_link_t *link, u_short manfid, u_short cardid)
812 client_handle_t handle = link->handle;
813 struct net_device *dev = link->priv;
814 struct smc_cfg_mem *cfg_mem;
819 cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL);
823 tuple = &cfg_mem->tuple;
826 tuple->Attributes = TUPLE_RETURN_COMMON;
827 tuple->TupleData = (cisdata_t *)buf;
828 tuple->TupleDataMax = 255;
829 tuple->TupleOffset = 0;
831 /* Read the station address from tuple 0x90, subtuple 0x04 */
832 tuple->DesiredTuple = 0x90;
833 i = pcmcia_get_first_tuple(handle, tuple);
834 while (i == CS_SUCCESS) {
835 i = pcmcia_get_tuple_data(handle, tuple);
836 if ((i != CS_SUCCESS) || (buf[0] == 0x04))
838 i = pcmcia_get_next_tuple(handle, tuple);
840 if (i != CS_SUCCESS) {
844 for (i = 0; i < 6; i++)
845 dev->dev_addr[i] = buf[i+2];
847 if (((manfid == MANFID_OSITECH) &&
848 (cardid == PRODID_OSITECH_SEVEN)) ||
849 ((manfid == MANFID_PSION) &&
850 (cardid == PRODID_PSION_NET100))) {
851 /* Download the Seven of Diamonds firmware */
852 for (i = 0; i < sizeof(__Xilinx7OD); i++) {
853 outb(__Xilinx7OD[i], link->io.BasePort1+2);
856 } else if (manfid == MANFID_OSITECH) {
857 /* Make sure both functions are powered up */
858 set_bits(0x300, link->io.BasePort1 + OSITECH_AUI_PWR);
859 /* Now, turn on the interrupt for both card functions */
860 set_bits(0x300, link->io.BasePort1 + OSITECH_RESET_ISR);
861 DEBUG(2, "AUI/PWR: %4.4x RESET/ISR: %4.4x\n",
862 inw(link->io.BasePort1 + OSITECH_AUI_PWR),
863 inw(link->io.BasePort1 + OSITECH_RESET_ISR));
871 static int smc91c92_suspend(struct pcmcia_device *p_dev)
873 dev_link_t *link = dev_to_instance(p_dev);
874 struct net_device *dev = link->priv;
876 if ((link->state & DEV_CONFIG) && (link->open))
877 netif_device_detach(dev);
882 static int smc91c92_resume(struct pcmcia_device *p_dev)
884 dev_link_t *link = dev_to_instance(p_dev);
885 struct net_device *dev = link->priv;
886 struct smc_private *smc = netdev_priv(dev);
889 if (link->state & DEV_CONFIG) {
890 if ((smc->manfid == MANFID_MEGAHERTZ) &&
891 (smc->cardid == PRODID_MEGAHERTZ_EM3288))
892 mhz_3288_power(link);
893 if (smc->manfid == MANFID_MOTOROLA)
895 if ((smc->manfid == MANFID_OSITECH) &&
896 (smc->cardid != PRODID_OSITECH_SEVEN)) {
897 /* Power up the card and enable interrupts */
898 set_bits(0x0300, dev->base_addr-0x10+OSITECH_AUI_PWR);
899 set_bits(0x0300, dev->base_addr-0x10+OSITECH_RESET_ISR);
901 if (((smc->manfid == MANFID_OSITECH) &&
902 (smc->cardid == PRODID_OSITECH_SEVEN)) ||
903 ((smc->manfid == MANFID_PSION) &&
904 (smc->cardid == PRODID_PSION_NET100))) {
905 /* Download the Seven of Diamonds firmware */
906 for (i = 0; i < sizeof(__Xilinx7OD); i++) {
907 outb(__Xilinx7OD[i], link->io.BasePort1+2);
913 netif_device_attach(dev);
921 /*======================================================================
923 This verifies that the chip is some SMC91cXX variant, and returns
924 the revision code if successful. Otherwise, it returns -ENODEV.
926 ======================================================================*/
928 static int check_sig(dev_link_t *link)
930 struct net_device *dev = link->priv;
931 kio_addr_t ioaddr = dev->base_addr;
936 if (inw(ioaddr + BANK_SELECT) >> 8 != 0x33) {
937 /* Try powering up the chip */
938 outw(0, ioaddr + CONTROL);
942 /* Try setting bus width */
943 width = (link->io.Attributes1 == IO_DATA_PATH_WIDTH_AUTO);
944 s = inb(ioaddr + CONFIG);
949 outb(s, ioaddr + CONFIG);
951 /* Check Base Address Register to make sure bus width is OK */
952 s = inw(ioaddr + BASE_ADDR);
953 if ((inw(ioaddr + BANK_SELECT) >> 8 == 0x33) &&
954 ((s >> 8) != (s & 0xff))) {
956 s = inw(ioaddr + REVISION);
962 .Attributes = CONF_IO_CHANGE_WIDTH,
964 printk(KERN_INFO "smc91c92_cs: using 8-bit IO window.\n");
966 smc91c92_suspend(link->handle);
967 pcmcia_modify_configuration(link->handle, &mod);
968 smc91c92_resume(link->handle);
969 return check_sig(link);
974 /*======================================================================
976 smc91c92_config() is scheduled to run after a CARD_INSERTION event
977 is received, to configure the PCMCIA socket, and to make the
978 ethernet device available to the system.
980 ======================================================================*/
982 #define CS_EXIT_TEST(ret, svc, label) \
983 if (ret != CS_SUCCESS) { cs_error(link->handle, svc, ret); goto label; }
985 static void smc91c92_config(dev_link_t *link)
987 client_handle_t handle = link->handle;
988 struct net_device *dev = link->priv;
989 struct smc_private *smc = netdev_priv(dev);
990 struct smc_cfg_mem *cfg_mem;
999 DEBUG(0, "smc91c92_config(0x%p)\n", link);
1001 cfg_mem = kmalloc(sizeof(struct smc_cfg_mem), GFP_KERNEL);
1005 tuple = &cfg_mem->tuple;
1006 parse = &cfg_mem->parse;
1009 tuple->Attributes = tuple->TupleOffset = 0;
1010 tuple->TupleData = (cisdata_t *)buf;
1011 tuple->TupleDataMax = 64;
1013 tuple->DesiredTuple = CISTPL_CONFIG;
1014 i = first_tuple(handle, tuple, parse);
1015 CS_EXIT_TEST(i, ParseTuple, config_failed);
1016 link->conf.ConfigBase = parse->config.base;
1017 link->conf.Present = parse->config.rmask[0];
1019 tuple->DesiredTuple = CISTPL_MANFID;
1020 tuple->Attributes = TUPLE_RETURN_COMMON;
1021 if (first_tuple(handle, tuple, parse) == CS_SUCCESS) {
1022 smc->manfid = parse->manfid.manf;
1023 smc->cardid = parse->manfid.card;
1026 /* Configure card */
1027 link->state |= DEV_CONFIG;
1029 if ((smc->manfid == MANFID_OSITECH) &&
1030 (smc->cardid != PRODID_OSITECH_SEVEN)) {
1031 i = osi_config(link);
1032 } else if ((smc->manfid == MANFID_MOTOROLA) ||
1033 ((smc->manfid == MANFID_MEGAHERTZ) &&
1034 ((smc->cardid == PRODID_MEGAHERTZ_VARIOUS) ||
1035 (smc->cardid == PRODID_MEGAHERTZ_EM3288)))) {
1036 i = mhz_mfc_config(link);
1038 i = smc_config(link);
1040 CS_EXIT_TEST(i, RequestIO, config_failed);
1042 i = pcmcia_request_irq(link->handle, &link->irq);
1043 CS_EXIT_TEST(i, RequestIRQ, config_failed);
1044 i = pcmcia_request_configuration(link->handle, &link->conf);
1045 CS_EXIT_TEST(i, RequestConfiguration, config_failed);
1047 if (smc->manfid == MANFID_MOTOROLA)
1050 dev->irq = link->irq.AssignedIRQ;
1052 if ((if_port >= 0) && (if_port <= 2))
1053 dev->if_port = if_port;
1055 printk(KERN_NOTICE "smc91c92_cs: invalid if_port requested\n");
1057 switch (smc->manfid) {
1058 case MANFID_OSITECH:
1060 i = osi_setup(link, smc->manfid, smc->cardid); break;
1062 case MANFID_NEW_MEDIA:
1063 i = smc_setup(link); break;
1064 case 0x128: /* For broken Megahertz cards */
1065 case MANFID_MEGAHERTZ:
1066 i = mhz_setup(link); break;
1067 case MANFID_MOTOROLA:
1068 default: /* get the hw address from EEPROM */
1069 i = mot_setup(link); break;
1073 printk(KERN_NOTICE "smc91c92_cs: Unable to find hardware address.\n");
1080 rev = check_sig(link);
1084 case 3: name = "92"; break;
1085 case 4: name = ((rev & 15) >= 6) ? "96" : "94"; break;
1086 case 5: name = "95"; break;
1087 case 7: name = "100"; break;
1088 case 8: name = "100-FD"; break;
1089 case 9: name = "110"; break;
1092 ioaddr = dev->base_addr;
1096 mir = inw(ioaddr + MEMINFO) & 0xff;
1097 if (mir == 0xff) mir++;
1098 /* Get scale factor for memory size */
1099 mcr = ((rev >> 4) > 3) ? inw(ioaddr + MEMCFG) : 0x0200;
1100 mir *= 128 * (1<<((mcr >> 9) & 7));
1102 smc->cfg = inw(ioaddr + CONFIG) & ~CFG_AUI_SELECT;
1103 smc->cfg |= CFG_NO_WAIT | CFG_16BIT | CFG_STATIC;
1104 if (smc->manfid == MANFID_OSITECH)
1105 smc->cfg |= CFG_IRQ_SEL_1 | CFG_IRQ_SEL_0;
1106 if ((rev >> 4) >= 7)
1107 smc->cfg |= CFG_MII_SELECT;
1111 if (smc->cfg & CFG_MII_SELECT) {
1114 for (i = 0; i < 32; i++) {
1115 j = mdio_read(dev, i, 1);
1116 if ((j != 0) && (j != 0xffff)) break;
1118 smc->mii_if.phy_id = (i < 32) ? i : -1;
1123 link->dev = &smc->node;
1124 link->state &= ~DEV_CONFIG_PENDING;
1125 SET_NETDEV_DEV(dev, &handle_to_dev(handle));
1127 if (register_netdev(dev) != 0) {
1128 printk(KERN_ERR "smc91c92_cs: register_netdev() failed\n");
1133 strcpy(smc->node.dev_name, dev->name);
1135 printk(KERN_INFO "%s: smc91c%s rev %d: io %#3lx, irq %d, "
1136 "hw_addr ", dev->name, name, (rev & 0x0f), dev->base_addr,
1138 for (i = 0; i < 6; i++)
1139 printk("%02X%s", dev->dev_addr[i], ((i<5) ? ":" : "\n"));
1143 printk(KERN_INFO " %lu byte", mir);
1145 printk(KERN_INFO " %lu kb", mir>>10);
1146 printk(" buffer, %s xcvr\n", (smc->cfg & CFG_MII_SELECT) ?
1147 "MII" : if_names[dev->if_port]);
1150 if (smc->cfg & CFG_MII_SELECT) {
1151 if (smc->mii_if.phy_id != -1) {
1152 DEBUG(0, " MII transceiver at index %d, status %x.\n",
1153 smc->mii_if.phy_id, j);
1155 printk(KERN_NOTICE " No MII transceivers found!\n");
1162 unregister_netdev(dev);
1163 config_failed: /* CS_EXIT_TEST() calls jump to here... */
1164 smc91c92_release(link);
1165 link->state &= ~DEV_CONFIG_PENDING;
1168 } /* smc91c92_config */
1170 /*======================================================================
1172 After a card is removed, smc91c92_release() will unregister the net
1173 device, and release the PCMCIA configuration. If the device is
1174 still open, this will be postponed until it is closed.
1176 ======================================================================*/
1178 static void smc91c92_release(dev_link_t *link)
1180 DEBUG(0, "smc91c92_release(0x%p)\n", link);
1182 struct net_device *dev = link->priv;
1183 struct smc_private *smc = netdev_priv(dev);
1186 pcmcia_disable_device(link->handle);
1189 /*======================================================================
1191 MII interface support for SMC91cXX based cards
1192 ======================================================================*/
1194 #define MDIO_SHIFT_CLK 0x04
1195 #define MDIO_DATA_OUT 0x01
1196 #define MDIO_DIR_WRITE 0x08
1197 #define MDIO_DATA_WRITE0 (MDIO_DIR_WRITE)
1198 #define MDIO_DATA_WRITE1 (MDIO_DIR_WRITE | MDIO_DATA_OUT)
1199 #define MDIO_DATA_READ 0x02
1201 static void mdio_sync(kio_addr_t addr)
1204 for (bits = 0; bits < 32; bits++) {
1205 outb(MDIO_DATA_WRITE1, addr);
1206 outb(MDIO_DATA_WRITE1 | MDIO_SHIFT_CLK, addr);
1210 static int mdio_read(struct net_device *dev, int phy_id, int loc)
1212 kio_addr_t addr = dev->base_addr + MGMT;
1213 u_int cmd = (0x06<<10)|(phy_id<<5)|loc;
1217 for (i = 13; i >= 0; i--) {
1218 int dat = (cmd&(1<<i)) ? MDIO_DATA_WRITE1 : MDIO_DATA_WRITE0;
1220 outb(dat | MDIO_SHIFT_CLK, addr);
1222 for (i = 19; i > 0; i--) {
1224 retval = (retval << 1) | ((inb(addr) & MDIO_DATA_READ) != 0);
1225 outb(MDIO_SHIFT_CLK, addr);
1227 return (retval>>1) & 0xffff;
1230 static void mdio_write(struct net_device *dev, int phy_id, int loc, int value)
1232 kio_addr_t addr = dev->base_addr + MGMT;
1233 u_int cmd = (0x05<<28)|(phy_id<<23)|(loc<<18)|(1<<17)|value;
1237 for (i = 31; i >= 0; i--) {
1238 int dat = (cmd&(1<<i)) ? MDIO_DATA_WRITE1 : MDIO_DATA_WRITE0;
1240 outb(dat | MDIO_SHIFT_CLK, addr);
1242 for (i = 1; i >= 0; i--) {
1244 outb(MDIO_SHIFT_CLK, addr);
1248 /*======================================================================
1250 The driver core code, most of which should be common with a
1251 non-PCMCIA implementation.
1253 ======================================================================*/
1256 static void smc_dump(struct net_device *dev)
1258 kio_addr_t ioaddr = dev->base_addr;
1260 save = inw(ioaddr + BANK_SELECT);
1261 for (w = 0; w < 4; w++) {
1263 printk(KERN_DEBUG "bank %d: ", w);
1264 for (i = 0; i < 14; i += 2)
1265 printk(" %04x", inw(ioaddr + i));
1268 outw(save, ioaddr + BANK_SELECT);
1272 static int smc_open(struct net_device *dev)
1274 struct smc_private *smc = netdev_priv(dev);
1275 dev_link_t *link = &smc->link;
1278 DEBUG(0, "%s: smc_open(%p), ID/Window %4.4x.\n",
1279 dev->name, dev, inw(dev->base_addr + BANK_SELECT));
1280 if (pc_debug > 1) smc_dump(dev);
1283 /* Check that the PCMCIA card is still here. */
1286 /* Physical device present signature. */
1287 if (check_sig(link) < 0) {
1288 printk("smc91c92_cs: Yikes! Bad chip signature!\n");
1293 netif_start_queue(dev);
1294 smc->saved_skb = NULL;
1295 smc->packets_waiting = 0;
1298 init_timer(&smc->media);
1299 smc->media.function = &media_check;
1300 smc->media.data = (u_long) dev;
1301 smc->media.expires = jiffies + HZ;
1302 add_timer(&smc->media);
1307 /*====================================================================*/
1309 static int smc_close(struct net_device *dev)
1311 struct smc_private *smc = netdev_priv(dev);
1312 dev_link_t *link = &smc->link;
1313 kio_addr_t ioaddr = dev->base_addr;
1315 DEBUG(0, "%s: smc_close(), status %4.4x.\n",
1316 dev->name, inw(ioaddr + BANK_SELECT));
1318 netif_stop_queue(dev);
1320 /* Shut off all interrupts, and turn off the Tx and Rx sections.
1321 Don't bother to check for chip present. */
1322 SMC_SELECT_BANK(2); /* Nominally paranoia, but do no assume... */
1323 outw(0, ioaddr + INTERRUPT);
1325 mask_bits(0xff00, ioaddr + RCR);
1326 mask_bits(0xff00, ioaddr + TCR);
1328 /* Put the chip into power-down mode. */
1330 outw(CTL_POWERDOWN, ioaddr + CONTROL );
1333 del_timer_sync(&smc->media);
1338 /*======================================================================
1340 Transfer a packet to the hardware and trigger the packet send.
1341 This may be called at either from either the Tx queue code
1342 or the interrupt handler.
1344 ======================================================================*/
1346 static void smc_hardware_send_packet(struct net_device * dev)
1348 struct smc_private *smc = netdev_priv(dev);
1349 struct sk_buff *skb = smc->saved_skb;
1350 kio_addr_t ioaddr = dev->base_addr;
1354 printk(KERN_ERR "%s: In XMIT with no packet to send.\n", dev->name);
1358 /* There should be a packet slot waiting. */
1359 packet_no = inw(ioaddr + PNR_ARR) >> 8;
1360 if (packet_no & 0x80) {
1361 /* If not, there is a hardware problem! Likely an ejected card. */
1362 printk(KERN_WARNING "%s: 91c92 hardware Tx buffer allocation"
1363 " failed, status %#2.2x.\n", dev->name, packet_no);
1364 dev_kfree_skb_irq(skb);
1365 smc->saved_skb = NULL;
1366 netif_start_queue(dev);
1370 smc->stats.tx_bytes += skb->len;
1371 /* The card should use the just-allocated buffer. */
1372 outw(packet_no, ioaddr + PNR_ARR);
1373 /* point to the beginning of the packet */
1374 outw(PTR_AUTOINC , ioaddr + POINTER);
1376 /* Send the packet length (+6 for status, length and ctl byte)
1377 and the status word (set to zeros). */
1379 u_char *buf = skb->data;
1380 u_int length = skb->len; /* The chip will pad to ethernet min. */
1382 DEBUG(2, "%s: Trying to xmit packet of length %d.\n",
1385 /* send the packet length: +6 for status word, length, and ctl */
1386 outw(0, ioaddr + DATA_1);
1387 outw(length + 6, ioaddr + DATA_1);
1388 outsw(ioaddr + DATA_1, buf, length >> 1);
1390 /* The odd last byte, if there is one, goes in the control word. */
1391 outw((length & 1) ? 0x2000 | buf[length-1] : 0, ioaddr + DATA_1);
1394 /* Enable the Tx interrupts, both Tx (TxErr) and TxEmpty. */
1395 outw(((IM_TX_INT|IM_TX_EMPTY_INT)<<8) |
1396 (inw(ioaddr + INTERRUPT) & 0xff00),
1397 ioaddr + INTERRUPT);
1399 /* The chip does the rest of the work. */
1400 outw(MC_ENQUEUE , ioaddr + MMU_CMD);
1402 smc->saved_skb = NULL;
1403 dev_kfree_skb_irq(skb);
1404 dev->trans_start = jiffies;
1405 netif_start_queue(dev);
1409 /*====================================================================*/
1411 static void smc_tx_timeout(struct net_device *dev)
1413 struct smc_private *smc = netdev_priv(dev);
1414 kio_addr_t ioaddr = dev->base_addr;
1416 printk(KERN_NOTICE "%s: SMC91c92 transmit timed out, "
1417 "Tx_status %2.2x status %4.4x.\n",
1418 dev->name, inw(ioaddr)&0xff, inw(ioaddr + 2));
1419 smc->stats.tx_errors++;
1421 dev->trans_start = jiffies;
1422 smc->saved_skb = NULL;
1423 netif_wake_queue(dev);
1426 static int smc_start_xmit(struct sk_buff *skb, struct net_device *dev)
1428 struct smc_private *smc = netdev_priv(dev);
1429 kio_addr_t ioaddr = dev->base_addr;
1433 netif_stop_queue(dev);
1435 DEBUG(2, "%s: smc_start_xmit(length = %d) called,"
1436 " status %4.4x.\n", dev->name, skb->len, inw(ioaddr + 2));
1438 if (smc->saved_skb) {
1439 /* THIS SHOULD NEVER HAPPEN. */
1440 smc->stats.tx_aborted_errors++;
1441 printk(KERN_DEBUG "%s: Internal error -- sent packet while busy.\n",
1445 smc->saved_skb = skb;
1447 num_pages = skb->len >> 8;
1449 if (num_pages > 7) {
1450 printk(KERN_ERR "%s: Far too big packet error.\n", dev->name);
1451 dev_kfree_skb (skb);
1452 smc->saved_skb = NULL;
1453 smc->stats.tx_dropped++;
1454 return 0; /* Do not re-queue this packet. */
1456 /* A packet is now waiting. */
1457 smc->packets_waiting++;
1459 SMC_SELECT_BANK(2); /* Paranoia, we should always be in window 2 */
1461 /* need MC_RESET to keep the memory consistent. errata? */
1463 outw(MC_RESET, ioaddr + MMU_CMD);
1467 /* Allocate the memory; send the packet now if we win. */
1468 outw(MC_ALLOC | num_pages, ioaddr + MMU_CMD);
1469 for (time_out = MEMORY_WAIT_TIME; time_out >= 0; time_out--) {
1470 ir = inw(ioaddr+INTERRUPT);
1471 if (ir & IM_ALLOC_INT) {
1472 /* Acknowledge the interrupt, send the packet. */
1473 outw((ir&0xff00) | IM_ALLOC_INT, ioaddr + INTERRUPT);
1474 smc_hardware_send_packet(dev); /* Send the packet now.. */
1479 /* Otherwise defer until the Tx-space-allocated interrupt. */
1480 DEBUG(2, "%s: memory allocation deferred.\n", dev->name);
1481 outw((IM_ALLOC_INT << 8) | (ir & 0xff00), ioaddr + INTERRUPT);
1486 /*======================================================================
1488 Handle a Tx anomolous event. Entered while in Window 2.
1490 ======================================================================*/
1492 static void smc_tx_err(struct net_device * dev)
1494 struct smc_private *smc = netdev_priv(dev);
1495 kio_addr_t ioaddr = dev->base_addr;
1496 int saved_packet = inw(ioaddr + PNR_ARR) & 0xff;
1497 int packet_no = inw(ioaddr + FIFO_PORTS) & 0x7f;
1500 /* select this as the packet to read from */
1501 outw(packet_no, ioaddr + PNR_ARR);
1503 /* read the first word from this packet */
1504 outw(PTR_AUTOINC | PTR_READ | 0, ioaddr + POINTER);
1506 tx_status = inw(ioaddr + DATA_1);
1508 smc->stats.tx_errors++;
1509 if (tx_status & TS_LOSTCAR) smc->stats.tx_carrier_errors++;
1510 if (tx_status & TS_LATCOL) smc->stats.tx_window_errors++;
1511 if (tx_status & TS_16COL) {
1512 smc->stats.tx_aborted_errors++;
1516 if (tx_status & TS_SUCCESS) {
1517 printk(KERN_NOTICE "%s: Successful packet caused error "
1518 "interrupt?\n", dev->name);
1520 /* re-enable transmit */
1522 outw(inw(ioaddr + TCR) | TCR_ENABLE | smc->duplex, ioaddr + TCR);
1525 outw(MC_FREEPKT, ioaddr + MMU_CMD); /* Free the packet memory. */
1527 /* one less packet waiting for me */
1528 smc->packets_waiting--;
1530 outw(saved_packet, ioaddr + PNR_ARR);
1534 /*====================================================================*/
1536 static void smc_eph_irq(struct net_device *dev)
1538 struct smc_private *smc = netdev_priv(dev);
1539 kio_addr_t ioaddr = dev->base_addr;
1540 u_short card_stats, ephs;
1543 ephs = inw(ioaddr + EPH);
1544 DEBUG(2, "%s: Ethernet protocol handler interrupt, status"
1545 " %4.4x.\n", dev->name, ephs);
1546 /* Could be a counter roll-over warning: update stats. */
1547 card_stats = inw(ioaddr + COUNTER);
1548 /* single collisions */
1549 smc->stats.collisions += card_stats & 0xF;
1551 /* multiple collisions */
1552 smc->stats.collisions += card_stats & 0xF;
1553 #if 0 /* These are for when linux supports these statistics */
1554 card_stats >>= 4; /* deferred */
1555 card_stats >>= 4; /* excess deferred */
1557 /* If we had a transmit error we must re-enable the transmitter. */
1558 outw(inw(ioaddr + TCR) | TCR_ENABLE | smc->duplex, ioaddr + TCR);
1560 /* Clear a link error interrupt. */
1562 outw(CTL_AUTO_RELEASE | 0x0000, ioaddr + CONTROL);
1563 outw(CTL_AUTO_RELEASE | CTL_TE_ENABLE | CTL_CR_ENABLE,
1568 /*====================================================================*/
1570 static irqreturn_t smc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
1572 struct net_device *dev = dev_id;
1573 struct smc_private *smc = netdev_priv(dev);
1575 u_short saved_bank, saved_pointer, mask, status;
1576 unsigned int handled = 1;
1577 char bogus_cnt = INTR_WORK; /* Work we are willing to do. */
1579 if (!netif_device_present(dev))
1582 ioaddr = dev->base_addr;
1584 DEBUG(3, "%s: SMC91c92 interrupt %d at %#x.\n", dev->name,
1588 saved_bank = inw(ioaddr + BANK_SELECT);
1589 if ((saved_bank & 0xff00) != 0x3300) {
1590 /* The device does not exist -- the card could be off-line, or
1591 maybe it has been ejected. */
1592 DEBUG(1, "%s: SMC91c92 interrupt %d for non-existent"
1593 "/ejected device.\n", dev->name, irq);
1599 saved_pointer = inw(ioaddr + POINTER);
1600 mask = inw(ioaddr + INTERRUPT) >> 8;
1601 /* clear all interrupts */
1602 outw(0, ioaddr + INTERRUPT);
1604 do { /* read the status flag, and mask it */
1605 status = inw(ioaddr + INTERRUPT) & 0xff;
1606 DEBUG(3, "%s: Status is %#2.2x (mask %#2.2x).\n", dev->name,
1608 if ((status & mask) == 0) {
1609 if (bogus_cnt == INTR_WORK)
1613 if (status & IM_RCV_INT) {
1614 /* Got a packet(s). */
1617 if (status & IM_TX_INT) {
1619 outw(IM_TX_INT, ioaddr + INTERRUPT);
1622 if (status & IM_TX_EMPTY_INT) {
1623 outw(IM_TX_EMPTY_INT, ioaddr + INTERRUPT);
1624 mask &= ~IM_TX_EMPTY_INT;
1625 smc->stats.tx_packets += smc->packets_waiting;
1626 smc->packets_waiting = 0;
1628 if (status & IM_ALLOC_INT) {
1629 /* Clear this interrupt so it doesn't happen again */
1630 mask &= ~IM_ALLOC_INT;
1632 smc_hardware_send_packet(dev);
1634 /* enable xmit interrupts based on this */
1635 mask |= (IM_TX_EMPTY_INT | IM_TX_INT);
1637 /* and let the card send more packets to me */
1638 netif_wake_queue(dev);
1640 if (status & IM_RX_OVRN_INT) {
1641 smc->stats.rx_errors++;
1642 smc->stats.rx_fifo_errors++;
1644 smc->rx_ovrn = 1; /* need MC_RESET outside smc_interrupt */
1645 outw(IM_RX_OVRN_INT, ioaddr + INTERRUPT);
1647 if (status & IM_EPH_INT)
1649 } while (--bogus_cnt);
1651 DEBUG(3, " Restoring saved registers mask %2.2x bank %4.4x"
1652 " pointer %4.4x.\n", mask, saved_bank, saved_pointer);
1654 /* restore state register */
1655 outw((mask<<8), ioaddr + INTERRUPT);
1656 outw(saved_pointer, ioaddr + POINTER);
1657 SMC_SELECT_BANK(saved_bank);
1659 DEBUG(3, "%s: Exiting interrupt IRQ%d.\n", dev->name, irq);
1663 if ((smc->manfid == MANFID_OSITECH) &&
1664 (smc->cardid != PRODID_OSITECH_SEVEN)) {
1665 /* Retrigger interrupt if needed */
1666 mask_bits(0x00ff, ioaddr-0x10+OSITECH_RESET_ISR);
1667 set_bits(0x0300, ioaddr-0x10+OSITECH_RESET_ISR);
1669 if (smc->manfid == MANFID_MOTOROLA) {
1671 cor = readb(smc->base + MOT_UART + CISREG_COR);
1672 writeb(cor & ~COR_IREQ_ENA, smc->base + MOT_UART + CISREG_COR);
1673 writeb(cor, smc->base + MOT_UART + CISREG_COR);
1674 cor = readb(smc->base + MOT_LAN + CISREG_COR);
1675 writeb(cor & ~COR_IREQ_ENA, smc->base + MOT_LAN + CISREG_COR);
1676 writeb(cor, smc->base + MOT_LAN + CISREG_COR);
1678 #ifdef DOES_NOT_WORK
1679 if (smc->base != NULL) { /* Megahertz MFC's */
1680 readb(smc->base+MEGAHERTZ_ISR);
1681 readb(smc->base+MEGAHERTZ_ISR);
1684 return IRQ_RETVAL(handled);
1687 /*====================================================================*/
1689 static void smc_rx(struct net_device *dev)
1691 struct smc_private *smc = netdev_priv(dev);
1692 kio_addr_t ioaddr = dev->base_addr;
1694 int packet_length; /* Caution: not frame length, rather words
1695 to transfer from the chip. */
1697 /* Assertion: we are in Window 2. */
1699 if (inw(ioaddr + FIFO_PORTS) & FP_RXEMPTY) {
1700 printk(KERN_ERR "%s: smc_rx() with nothing on Rx FIFO.\n",
1705 /* Reset the read pointer, and read the status and packet length. */
1706 outw(PTR_READ | PTR_RCV | PTR_AUTOINC, ioaddr + POINTER);
1707 rx_status = inw(ioaddr + DATA_1);
1708 packet_length = inw(ioaddr + DATA_1) & 0x07ff;
1710 DEBUG(2, "%s: Receive status %4.4x length %d.\n",
1711 dev->name, rx_status, packet_length);
1713 if (!(rx_status & RS_ERRORS)) {
1714 /* do stuff to make a new packet */
1715 struct sk_buff *skb;
1717 /* Note: packet_length adds 5 or 6 extra bytes here! */
1718 skb = dev_alloc_skb(packet_length+2);
1721 DEBUG(1, "%s: Low memory, packet dropped.\n", dev->name);
1722 smc->stats.rx_dropped++;
1723 outw(MC_RELEASE, ioaddr + MMU_CMD);
1727 packet_length -= (rx_status & RS_ODDFRAME ? 5 : 6);
1728 skb_reserve(skb, 2);
1729 insw(ioaddr+DATA_1, skb_put(skb, packet_length),
1730 (packet_length+1)>>1);
1731 skb->protocol = eth_type_trans(skb, dev);
1735 dev->last_rx = jiffies;
1736 smc->stats.rx_packets++;
1737 smc->stats.rx_bytes += packet_length;
1738 if (rx_status & RS_MULTICAST)
1739 smc->stats.multicast++;
1742 smc->stats.rx_errors++;
1744 if (rx_status & RS_ALGNERR) smc->stats.rx_frame_errors++;
1745 if (rx_status & (RS_TOOSHORT | RS_TOOLONG))
1746 smc->stats.rx_length_errors++;
1747 if (rx_status & RS_BADCRC) smc->stats.rx_crc_errors++;
1749 /* Let the MMU free the memory of this packet. */
1750 outw(MC_RELEASE, ioaddr + MMU_CMD);
1755 /*====================================================================*/
1757 static struct net_device_stats *smc_get_stats(struct net_device *dev)
1759 struct smc_private *smc = netdev_priv(dev);
1760 /* Nothing to update - the 91c92 is a pretty primative chip. */
1764 /*======================================================================
1766 Calculate values for the hardware multicast filter hash table.
1768 ======================================================================*/
1770 static void fill_multicast_tbl(int count, struct dev_mc_list *addrs,
1771 u_char *multicast_table)
1773 struct dev_mc_list *mc_addr;
1775 for (mc_addr = addrs; mc_addr && count-- > 0; mc_addr = mc_addr->next) {
1776 u_int position = ether_crc(6, mc_addr->dmi_addr);
1777 #ifndef final_version /* Verify multicast address. */
1778 if ((mc_addr->dmi_addr[0] & 1) == 0)
1781 multicast_table[position >> 29] |= 1 << ((position >> 26) & 7);
1785 /*======================================================================
1787 Set the receive mode.
1789 This routine is used by both the protocol level to notify us of
1790 promiscuous/multicast mode changes, and by the open/reset code to
1791 initialize the Rx registers. We always set the multicast list and
1792 leave the receiver running.
1794 ======================================================================*/
1796 static void set_rx_mode(struct net_device *dev)
1798 kio_addr_t ioaddr = dev->base_addr;
1799 struct smc_private *smc = netdev_priv(dev);
1800 u_int multicast_table[ 2 ] = { 0, };
1801 unsigned long flags;
1802 u_short rx_cfg_setting;
1804 if (dev->flags & IFF_PROMISC) {
1805 printk(KERN_NOTICE "%s: setting Rx mode to promiscuous.\n", dev->name);
1806 rx_cfg_setting = RxStripCRC | RxEnable | RxPromisc | RxAllMulti;
1807 } else if (dev->flags & IFF_ALLMULTI)
1808 rx_cfg_setting = RxStripCRC | RxEnable | RxAllMulti;
1810 if (dev->mc_count) {
1811 fill_multicast_tbl(dev->mc_count, dev->mc_list,
1812 (u_char *)multicast_table);
1814 rx_cfg_setting = RxStripCRC | RxEnable;
1817 /* Load MC table and Rx setting into the chip without interrupts. */
1818 spin_lock_irqsave(&smc->lock, flags);
1820 outl(multicast_table[0], ioaddr + MULTICAST0);
1821 outl(multicast_table[1], ioaddr + MULTICAST4);
1823 outw(rx_cfg_setting, ioaddr + RCR);
1825 spin_unlock_irqrestore(&smc->lock, flags);
1830 /*======================================================================
1832 Senses when a card's config changes. Here, it's coax or TP.
1834 ======================================================================*/
1836 static int s9k_config(struct net_device *dev, struct ifmap *map)
1838 struct smc_private *smc = netdev_priv(dev);
1839 if ((map->port != (u_char)(-1)) && (map->port != dev->if_port)) {
1840 if (smc->cfg & CFG_MII_SELECT)
1842 else if (map->port > 2)
1844 dev->if_port = map->port;
1845 printk(KERN_INFO "%s: switched to %s port\n",
1846 dev->name, if_names[dev->if_port]);
1852 /*======================================================================
1854 Reset the chip, reloading every register that might be corrupted.
1856 ======================================================================*/
1859 Set transceiver type, perhaps to something other than what the user
1860 specified in dev->if_port.
1862 static void smc_set_xcvr(struct net_device *dev, int if_port)
1864 struct smc_private *smc = netdev_priv(dev);
1865 kio_addr_t ioaddr = dev->base_addr;
1868 saved_bank = inw(ioaddr + BANK_SELECT);
1871 outw(smc->cfg | CFG_AUI_SELECT, ioaddr + CONFIG);
1872 if ((smc->manfid == MANFID_OSITECH) &&
1873 (smc->cardid != PRODID_OSITECH_SEVEN))
1874 set_bits(OSI_AUI_PWR, ioaddr - 0x10 + OSITECH_AUI_PWR);
1875 smc->media_status = ((dev->if_port == 0) ? 0x0001 : 0x0002);
1877 outw(smc->cfg, ioaddr + CONFIG);
1878 if ((smc->manfid == MANFID_OSITECH) &&
1879 (smc->cardid != PRODID_OSITECH_SEVEN))
1880 mask_bits(~OSI_AUI_PWR, ioaddr - 0x10 + OSITECH_AUI_PWR);
1881 smc->media_status = ((dev->if_port == 0) ? 0x0012 : 0x4001);
1883 SMC_SELECT_BANK(saved_bank);
1886 static void smc_reset(struct net_device *dev)
1888 kio_addr_t ioaddr = dev->base_addr;
1889 struct smc_private *smc = netdev_priv(dev);
1892 DEBUG(0, "%s: smc91c92 reset called.\n", dev->name);
1894 /* The first interaction must be a write to bring the chip out
1897 /* Reset the chip. */
1898 outw(RCR_SOFTRESET, ioaddr + RCR);
1901 /* Clear the transmit and receive configuration registers. */
1902 outw(RCR_CLEAR, ioaddr + RCR);
1903 outw(TCR_CLEAR, ioaddr + TCR);
1905 /* Set the Window 1 control, configuration and station addr registers.
1906 No point in writing the I/O base register ;-> */
1908 /* Automatically release succesfully transmitted packets,
1909 Accept link errors, counter and Tx error interrupts. */
1910 outw(CTL_AUTO_RELEASE | CTL_TE_ENABLE | CTL_CR_ENABLE,
1912 smc_set_xcvr(dev, dev->if_port);
1913 if ((smc->manfid == MANFID_OSITECH) &&
1914 (smc->cardid != PRODID_OSITECH_SEVEN))
1915 outw((dev->if_port == 2 ? OSI_AUI_PWR : 0) |
1916 (inw(ioaddr-0x10+OSITECH_AUI_PWR) & 0xff00),
1917 ioaddr - 0x10 + OSITECH_AUI_PWR);
1919 /* Fill in the physical address. The databook is wrong about the order! */
1920 for (i = 0; i < 6; i += 2)
1921 outw((dev->dev_addr[i+1]<<8)+dev->dev_addr[i],
1922 ioaddr + ADDR0 + i);
1926 outw(MC_RESET, ioaddr + MMU_CMD);
1927 outw(0, ioaddr + INTERRUPT);
1929 /* Re-enable the chip. */
1931 outw(((smc->cfg & CFG_MII_SELECT) ? 0 : TCR_MONCSN) |
1932 TCR_ENABLE | TCR_PAD_EN | smc->duplex, ioaddr + TCR);
1935 if (smc->cfg & CFG_MII_SELECT) {
1939 mdio_write(dev, smc->mii_if.phy_id, 0, 0x8000);
1941 /* Advertise 100F, 100H, 10F, 10H */
1942 mdio_write(dev, smc->mii_if.phy_id, 4, 0x01e1);
1944 /* Restart MII autonegotiation */
1945 mdio_write(dev, smc->mii_if.phy_id, 0, 0x0000);
1946 mdio_write(dev, smc->mii_if.phy_id, 0, 0x1200);
1949 /* Enable interrupts. */
1951 outw((IM_EPH_INT | IM_RX_OVRN_INT | IM_RCV_INT) << 8,
1952 ioaddr + INTERRUPT);
1955 /*======================================================================
1957 Media selection timer routine
1959 ======================================================================*/
1961 static void media_check(u_long arg)
1963 struct net_device *dev = (struct net_device *) arg;
1964 struct smc_private *smc = netdev_priv(dev);
1965 kio_addr_t ioaddr = dev->base_addr;
1966 u_short i, media, saved_bank;
1969 saved_bank = inw(ioaddr + BANK_SELECT);
1971 if (!netif_device_present(dev))
1976 /* need MC_RESET to keep the memory consistent. errata? */
1978 outw(MC_RESET, ioaddr + MMU_CMD);
1981 i = inw(ioaddr + INTERRUPT);
1983 media = inw(ioaddr + EPH) & EPH_LINK_OK;
1985 media |= (inw(ioaddr + CONFIG) & CFG_AUI_SELECT) ? 2 : 1;
1987 /* Check for pending interrupt with watchdog flag set: with
1988 this, we can limp along even if the interrupt is blocked */
1989 if (smc->watchdog++ && ((i>>8) & i)) {
1990 if (!smc->fast_poll)
1991 printk(KERN_INFO "%s: interrupt(s) dropped!\n", dev->name);
1992 smc_interrupt(dev->irq, smc, NULL);
1993 smc->fast_poll = HZ;
1995 if (smc->fast_poll) {
1997 smc->media.expires = jiffies + HZ/100;
1998 add_timer(&smc->media);
1999 SMC_SELECT_BANK(saved_bank);
2003 if (smc->cfg & CFG_MII_SELECT) {
2004 if (smc->mii_if.phy_id < 0)
2008 link = mdio_read(dev, smc->mii_if.phy_id, 1);
2009 if (!link || (link == 0xffff)) {
2010 printk(KERN_INFO "%s: MII is missing!\n", dev->name);
2011 smc->mii_if.phy_id = -1;
2016 if (link != smc->link_status) {
2017 u_short p = mdio_read(dev, smc->mii_if.phy_id, 5);
2018 printk(KERN_INFO "%s: %s link beat\n", dev->name,
2019 (link) ? "found" : "lost");
2020 smc->duplex = (((p & 0x0100) || ((p & 0x1c0) == 0x40))
2023 printk(KERN_INFO "%s: autonegotiation complete: "
2024 "%sbaseT-%cD selected\n", dev->name,
2025 ((p & 0x0180) ? "100" : "10"),
2026 (smc->duplex ? 'F' : 'H'));
2029 outw(inw(ioaddr + TCR) | smc->duplex, ioaddr + TCR);
2030 smc->link_status = link;
2035 /* Ignore collisions unless we've had no rx's recently */
2036 if (time_after(jiffies, dev->last_rx + HZ)) {
2037 if (smc->tx_err || (smc->media_status & EPH_16COL))
2042 if (media != smc->media_status) {
2043 if ((media & smc->media_status & 1) &&
2044 ((smc->media_status ^ media) & EPH_LINK_OK))
2045 printk(KERN_INFO "%s: %s link beat\n", dev->name,
2046 (smc->media_status & EPH_LINK_OK ? "lost" : "found"));
2047 else if ((media & smc->media_status & 2) &&
2048 ((smc->media_status ^ media) & EPH_16COL))
2049 printk(KERN_INFO "%s: coax cable %s\n", dev->name,
2050 (media & EPH_16COL ? "problem" : "ok"));
2051 if (dev->if_port == 0) {
2053 if (media & EPH_LINK_OK)
2054 printk(KERN_INFO "%s: flipped to 10baseT\n",
2057 smc_set_xcvr(dev, 2);
2059 if (media & EPH_16COL)
2060 smc_set_xcvr(dev, 1);
2062 printk(KERN_INFO "%s: flipped to 10base2\n",
2066 smc->media_status = media;
2070 smc->media.expires = jiffies + HZ;
2071 add_timer(&smc->media);
2072 SMC_SELECT_BANK(saved_bank);
2075 static int smc_link_ok(struct net_device *dev)
2077 kio_addr_t ioaddr = dev->base_addr;
2078 struct smc_private *smc = netdev_priv(dev);
2080 if (smc->cfg & CFG_MII_SELECT) {
2081 return mii_link_ok(&smc->mii_if);
2084 return inw(ioaddr + EPH) & EPH_LINK_OK;
2088 static int smc_netdev_get_ecmd(struct net_device *dev, struct ethtool_cmd *ecmd)
2091 kio_addr_t ioaddr = dev->base_addr;
2093 ecmd->supported = (SUPPORTED_TP | SUPPORTED_AUI |
2094 SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full);
2097 tmp = inw(ioaddr + CONFIG);
2098 ecmd->port = (tmp & CFG_AUI_SELECT) ? PORT_AUI : PORT_TP;
2099 ecmd->transceiver = XCVR_INTERNAL;
2100 ecmd->speed = SPEED_10;
2101 ecmd->phy_address = ioaddr + MGMT;
2104 tmp = inw(ioaddr + TCR);
2105 ecmd->duplex = (tmp & TCR_FDUPLX) ? DUPLEX_FULL : DUPLEX_HALF;
2110 static int smc_netdev_set_ecmd(struct net_device *dev, struct ethtool_cmd *ecmd)
2113 kio_addr_t ioaddr = dev->base_addr;
2115 if (ecmd->speed != SPEED_10)
2117 if (ecmd->duplex != DUPLEX_HALF && ecmd->duplex != DUPLEX_FULL)
2119 if (ecmd->port != PORT_TP && ecmd->port != PORT_AUI)
2121 if (ecmd->transceiver != XCVR_INTERNAL)
2124 if (ecmd->port == PORT_AUI)
2125 smc_set_xcvr(dev, 1);
2127 smc_set_xcvr(dev, 0);
2130 tmp = inw(ioaddr + TCR);
2131 if (ecmd->duplex == DUPLEX_FULL)
2135 outw(tmp, ioaddr + TCR);
2140 static int check_if_running(struct net_device *dev)
2142 if (!netif_running(dev))
2147 static void smc_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
2149 strcpy(info->driver, DRV_NAME);
2150 strcpy(info->version, DRV_VERSION);
2153 static int smc_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
2155 struct smc_private *smc = netdev_priv(dev);
2156 kio_addr_t ioaddr = dev->base_addr;
2157 u16 saved_bank = inw(ioaddr + BANK_SELECT);
2161 spin_lock_irq(&smc->lock);
2162 if (smc->cfg & CFG_MII_SELECT)
2163 ret = mii_ethtool_gset(&smc->mii_if, ecmd);
2165 ret = smc_netdev_get_ecmd(dev, ecmd);
2166 spin_unlock_irq(&smc->lock);
2167 SMC_SELECT_BANK(saved_bank);
2171 static int smc_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
2173 struct smc_private *smc = netdev_priv(dev);
2174 kio_addr_t ioaddr = dev->base_addr;
2175 u16 saved_bank = inw(ioaddr + BANK_SELECT);
2179 spin_lock_irq(&smc->lock);
2180 if (smc->cfg & CFG_MII_SELECT)
2181 ret = mii_ethtool_sset(&smc->mii_if, ecmd);
2183 ret = smc_netdev_set_ecmd(dev, ecmd);
2184 spin_unlock_irq(&smc->lock);
2185 SMC_SELECT_BANK(saved_bank);
2189 static u32 smc_get_link(struct net_device *dev)
2191 struct smc_private *smc = netdev_priv(dev);
2192 kio_addr_t ioaddr = dev->base_addr;
2193 u16 saved_bank = inw(ioaddr + BANK_SELECT);
2197 spin_lock_irq(&smc->lock);
2198 ret = smc_link_ok(dev);
2199 spin_unlock_irq(&smc->lock);
2200 SMC_SELECT_BANK(saved_bank);
2205 static u32 smc_get_msglevel(struct net_device *dev)
2210 static void smc_set_msglevel(struct net_device *dev, u32 val)
2216 static int smc_nway_reset(struct net_device *dev)
2218 struct smc_private *smc = netdev_priv(dev);
2219 if (smc->cfg & CFG_MII_SELECT) {
2220 kio_addr_t ioaddr = dev->base_addr;
2221 u16 saved_bank = inw(ioaddr + BANK_SELECT);
2225 res = mii_nway_restart(&smc->mii_if);
2226 SMC_SELECT_BANK(saved_bank);
2233 static struct ethtool_ops ethtool_ops = {
2234 .begin = check_if_running,
2235 .get_drvinfo = smc_get_drvinfo,
2236 .get_settings = smc_get_settings,
2237 .set_settings = smc_set_settings,
2238 .get_link = smc_get_link,
2240 .get_msglevel = smc_get_msglevel,
2241 .set_msglevel = smc_set_msglevel,
2243 .nway_reset = smc_nway_reset,
2246 static int smc_ioctl (struct net_device *dev, struct ifreq *rq, int cmd)
2248 struct smc_private *smc = netdev_priv(dev);
2249 struct mii_ioctl_data *mii = if_mii(rq);
2252 kio_addr_t ioaddr = dev->base_addr;
2254 if (!netif_running(dev))
2257 spin_lock_irq(&smc->lock);
2258 saved_bank = inw(ioaddr + BANK_SELECT);
2260 rc = generic_mii_ioctl(&smc->mii_if, mii, cmd, NULL);
2261 SMC_SELECT_BANK(saved_bank);
2262 spin_unlock_irq(&smc->lock);
2266 static struct pcmcia_device_id smc91c92_ids[] = {
2267 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0109, 0x0501),
2268 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0140, 0x000a),
2269 PCMCIA_PFC_DEVICE_PROD_ID123(0, "MEGAHERTZ", "CC/XJEM3288", "DATA/FAX/CELL ETHERNET MODEM", 0xf510db04, 0x04cd2988, 0x46a52d63),
2270 PCMCIA_PFC_DEVICE_PROD_ID123(0, "MEGAHERTZ", "CC/XJEM3336", "DATA/FAX/CELL ETHERNET MODEM", 0xf510db04, 0x0143b773, 0x46a52d63),
2271 PCMCIA_PFC_DEVICE_PROD_ID123(0, "MEGAHERTZ", "EM1144T", "PCMCIA MODEM", 0xf510db04, 0x856d66c8, 0xbd6c43ef),
2272 PCMCIA_PFC_DEVICE_PROD_ID123(0, "MEGAHERTZ", "XJEM1144/CCEM1144", "PCMCIA MODEM", 0xf510db04, 0x52d21e1e, 0xbd6c43ef),
2273 PCMCIA_PFC_DEVICE_PROD_ID12(0, "Gateway 2000", "XJEM3336", 0xdd9989be, 0x662c394c),
2274 PCMCIA_PFC_DEVICE_PROD_ID12(0, "MEGAHERTZ", "XJEM1144/CCEM1144", 0xf510db04, 0x52d21e1e),
2275 PCMCIA_PFC_DEVICE_PROD_ID12(0, "Ositech", "Trumpcard:Jack of Diamonds Modem+Ethernet", 0xc2f80cd, 0x656947b9),
2276 PCMCIA_PFC_DEVICE_PROD_ID12(0, "Ositech", "Trumpcard:Jack of Hearts Modem+Ethernet", 0xc2f80cd, 0xdc9ba5ed),
2277 PCMCIA_MFC_DEVICE_MANF_CARD(0, 0x016c, 0x0020),
2278 PCMCIA_DEVICE_MANF_CARD(0x016c, 0x0023),
2279 PCMCIA_DEVICE_PROD_ID123("BASICS by New Media Corporation", "Ethernet", "SMC91C94", 0x23c78a9d, 0x00b2e941, 0xcef397fb),
2280 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "Fast Ethernet PCCard", 0x78f308dc, 0xdcea68bc),
2281 PCMCIA_DEVICE_PROD_ID12("dit Co., Ltd.", "PC Card-10/100BTX", 0xe59365c8, 0x6a2161d1),
2282 PCMCIA_DEVICE_PROD_ID12("DYNALINK", "L100C", 0x6a26d1cf, 0xc16ce9c5),
2283 PCMCIA_DEVICE_PROD_ID12("Farallon", "Farallon Enet", 0x58d93fc4, 0x244734e9),
2284 PCMCIA_DEVICE_PROD_ID12("Megahertz", "CC10BT/2", 0x33234748, 0x3c95b953),
2285 PCMCIA_DEVICE_PROD_ID12("MELCO/SMC", "LPC-TX", 0xa2cd8e6d, 0x42da662a),
2286 PCMCIA_DEVICE_PROD_ID12("Ositech", "Trumpcard:Four of Diamonds Ethernet", 0xc2f80cd, 0xb3466314),
2287 PCMCIA_DEVICE_PROD_ID12("Ositech", "Trumpcard:Seven of Diamonds Ethernet", 0xc2f80cd, 0x194b650a),
2288 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "Fast Ethernet PCCard", 0x281f1c5d, 0xdcea68bc),
2289 PCMCIA_DEVICE_PROD_ID12("Psion", "10Mb Ethernet", 0x4ef00b21, 0x844be9e9),
2290 PCMCIA_DEVICE_PROD_ID12("SMC", "EtherEZ Ethernet 8020", 0xc4f8b18b, 0x4a0eeb2d),
2291 /* These conflict with other cards! */
2292 /* PCMCIA_DEVICE_MANF_CARD(0x0186, 0x0100), */
2293 /* PCMCIA_DEVICE_MANF_CARD(0x8a01, 0xc1ab), */
2296 MODULE_DEVICE_TABLE(pcmcia, smc91c92_ids);
2298 static struct pcmcia_driver smc91c92_cs_driver = {
2299 .owner = THIS_MODULE,
2301 .name = "smc91c92_cs",
2303 .probe = smc91c92_attach,
2304 .remove = smc91c92_detach,
2305 .id_table = smc91c92_ids,
2306 .suspend = smc91c92_suspend,
2307 .resume = smc91c92_resume,
2310 static int __init init_smc91c92_cs(void)
2312 return pcmcia_register_driver(&smc91c92_cs_driver);
2315 static void __exit exit_smc91c92_cs(void)
2317 pcmcia_unregister_driver(&smc91c92_cs_driver);
2320 module_init(init_smc91c92_cs);
2321 module_exit(exit_smc91c92_cs);