1 /*======================================================================
2 fmvj18x_cs.c 2.8 2002/03/23
4 A fmvj18x (and its compatibles) PCMCIA client driver
6 Contributed by Shingo Fujimoto, shingo@flab.fujitsu.co.jp
8 TDK LAK-CD021 and CONTEC C-NET(PC)C support added by
9 Nobuhiro Katayama, kata-n@po.iijnet.or.jp
11 The PCMCIA client code is based on code written by David Hinds.
12 Network code is based on the "FMV-18x driver" by Yutaka TAMIYA
13 but is actually largely Donald Becker's AT1700 driver, which
14 carries the following attribution:
16 Written 1993-94 by Donald Becker.
18 Copyright 1993 United States Government as represented by the
19 Director, National Security Agency.
21 This software may be used and distributed according to the terms
22 of the GNU General Public License, incorporated herein by reference.
24 The author may be reached as becker@scyld.com, or C/O
25 Scyld Computing Corporation
26 410 Severn Ave., Suite 210
29 ======================================================================*/
31 #define DRV_NAME "fmvj18x_cs"
32 #define DRV_VERSION "2.8"
34 #include <linux/module.h>
35 #include <linux/kernel.h>
36 #include <linux/init.h>
37 #include <linux/ptrace.h>
38 #include <linux/slab.h>
39 #include <linux/string.h>
40 #include <linux/timer.h>
41 #include <linux/interrupt.h>
43 #include <linux/delay.h>
44 #include <linux/ethtool.h>
45 #include <linux/netdevice.h>
46 #include <linux/etherdevice.h>
47 #include <linux/skbuff.h>
48 #include <linux/if_arp.h>
49 #include <linux/ioport.h>
50 #include <linux/crc32.h>
52 #include <pcmcia/cs_types.h>
53 #include <pcmcia/cs.h>
54 #include <pcmcia/cistpl.h>
55 #include <pcmcia/ciscode.h>
56 #include <pcmcia/ds.h>
58 #include <asm/uaccess.h>
60 #include <asm/system.h>
62 /*====================================================================*/
64 /* Module parameters */
66 MODULE_DESCRIPTION("fmvj18x and compatible PCMCIA ethernet driver");
67 MODULE_LICENSE("GPL");
69 #define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0)
71 /* SRAM configuration */
72 /* 0:4KB*2 TX buffer else:8KB*2 TX buffer */
73 INT_MODULE_PARM(sram_config, 0);
76 INT_MODULE_PARM(pc_debug, PCMCIA_DEBUG);
77 #define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
78 static char *version = DRV_NAME ".c " DRV_VERSION " 2002/03/23";
80 #define DEBUG(n, args...)
83 /*====================================================================*/
87 static void fmvj18x_config(dev_link_t *link);
88 static int fmvj18x_get_hwinfo(dev_link_t *link, u_char *node_id);
89 static int fmvj18x_setup_mfc(dev_link_t *link);
90 static void fmvj18x_release(dev_link_t *link);
91 static int fmvj18x_event(event_t event, int priority,
92 event_callback_args_t *args);
93 static dev_link_t *fmvj18x_attach(void);
94 static void fmvj18x_detach(struct pcmcia_device *p_dev);
97 LAN controller(MBH86960A) specific routines
99 static int fjn_config(struct net_device *dev, struct ifmap *map);
100 static int fjn_open(struct net_device *dev);
101 static int fjn_close(struct net_device *dev);
102 static int fjn_start_xmit(struct sk_buff *skb, struct net_device *dev);
103 static irqreturn_t fjn_interrupt(int irq, void *dev_id, struct pt_regs *regs);
104 static void fjn_rx(struct net_device *dev);
105 static void fjn_reset(struct net_device *dev);
106 static struct net_device_stats *fjn_get_stats(struct net_device *dev);
107 static void set_rx_mode(struct net_device *dev);
108 static void fjn_tx_timeout(struct net_device *dev);
109 static struct ethtool_ops netdev_ethtool_ops;
111 static dev_info_t dev_info = "fmvj18x_cs";
112 static dev_link_t *dev_list;
117 typedef enum { MBH10302, MBH10304, TDK, CONTEC, LA501, UNGERMANN,
122 driver specific data structure
124 typedef struct local_info_t {
127 struct net_device_stats stats;
131 u_short tx_queue_len;
136 #define MC_FILTERBREAK 64
138 /*====================================================================*/
140 ioport offset from the base address
142 #define TX_STATUS 0 /* transmit status register */
143 #define RX_STATUS 1 /* receive status register */
144 #define TX_INTR 2 /* transmit interrupt mask register */
145 #define RX_INTR 3 /* receive interrupt mask register */
146 #define TX_MODE 4 /* transmit mode register */
147 #define RX_MODE 5 /* receive mode register */
148 #define CONFIG_0 6 /* configuration register 0 */
149 #define CONFIG_1 7 /* configuration register 1 */
151 #define NODE_ID 8 /* node ID register (bank 0) */
152 #define MAR_ADR 8 /* multicast address registers (bank 1) */
154 #define DATAPORT 8 /* buffer mem port registers (bank 2) */
155 #define TX_START 10 /* transmit start register */
156 #define COL_CTRL 11 /* 16 collision control register */
157 #define BMPR12 12 /* reserved */
158 #define BMPR13 13 /* reserved */
159 #define RX_SKIP 14 /* skip received packet register */
161 #define LAN_CTRL 16 /* LAN card control register */
163 #define MAC_ID 0x1a /* hardware address */
164 #define UNGERMANN_MAC_ID 0x18 /* UNGERMANN-BASS hardware address */
169 #define ENA_TMT_OK 0x80
170 #define ENA_TMT_REC 0x20
172 #define ENA_16_COL 0x02
173 #define ENA_TBUS_ERR 0x01
175 #define ENA_PKT_RDY 0x80
176 #define ENA_BUS_ERR 0x40
177 #define ENA_LEN_ERR 0x08
178 #define ENA_ALG_ERR 0x04
179 #define ENA_CRC_ERR 0x02
180 #define ENA_OVR_FLO 0x01
183 #define F_TMT_RDY 0x80 /* can accept new packet */
184 #define F_NET_BSY 0x40 /* carrier is detected */
185 #define F_TMT_OK 0x20 /* send packet successfully */
186 #define F_SRT_PKT 0x10 /* short packet error */
187 #define F_COL_ERR 0x04 /* collision error */
188 #define F_16_COL 0x02 /* 16 collision error */
189 #define F_TBUS_ERR 0x01 /* bus read error */
191 #define F_PKT_RDY 0x80 /* packet(s) in buffer */
192 #define F_BUS_ERR 0x40 /* bus read error */
193 #define F_LEN_ERR 0x08 /* short packet */
194 #define F_ALG_ERR 0x04 /* frame error */
195 #define F_CRC_ERR 0x02 /* CRC error */
196 #define F_OVR_FLO 0x01 /* overflow error */
198 #define F_BUF_EMP 0x40 /* receive buffer is empty */
200 #define F_SKP_PKT 0x05 /* drop packet in buffer */
202 /* default bitmaps */
203 #define D_TX_INTR ( ENA_TMT_OK )
204 #define D_RX_INTR ( ENA_PKT_RDY | ENA_LEN_ERR \
205 | ENA_ALG_ERR | ENA_CRC_ERR | ENA_OVR_FLO )
206 #define TX_STAT_M ( F_TMT_RDY )
207 #define RX_STAT_M ( F_PKT_RDY | F_LEN_ERR \
208 | F_ALG_ERR | F_CRC_ERR | F_OVR_FLO )
211 #define D_TX_MODE 0x06 /* no tests, detect carrier */
212 #define ID_MATCHED 0x02 /* (RX_MODE) */
213 #define RECV_ALL 0x03 /* (RX_MODE) */
214 #define CONFIG0_DFL 0x5a /* 16bit bus, 4K x 2 Tx queues */
215 #define CONFIG0_DFL_1 0x5e /* 16bit bus, 8K x 2 Tx queues */
216 #define CONFIG0_RST 0xda /* Data Link Controller off (CONFIG_0) */
217 #define CONFIG0_RST_1 0xde /* Data Link Controller off (CONFIG_0) */
218 #define BANK_0 0xa0 /* bank 0 (CONFIG_1) */
219 #define BANK_1 0xa4 /* bank 1 (CONFIG_1) */
220 #define BANK_2 0xa8 /* bank 2 (CONFIG_1) */
221 #define CHIP_OFF 0x80 /* contrl chip power off (CONFIG_1) */
222 #define DO_TX 0x80 /* do transmit packet */
223 #define SEND_PKT 0x81 /* send a packet */
224 #define AUTO_MODE 0x07 /* Auto skip packet on 16 col detected */
225 #define MANU_MODE 0x03 /* Stop and skip packet on 16 col */
226 #define TDK_AUTO_MODE 0x47 /* Auto skip packet on 16 col detected */
227 #define TDK_MANU_MODE 0x43 /* Stop and skip packet on 16 col */
228 #define INTR_OFF 0x0d /* LAN controller ignores interrupts */
229 #define INTR_ON 0x1d /* LAN controller will catch interrupts */
231 #define TX_TIMEOUT ((400*HZ)/1000)
233 #define BANK_0U 0x20 /* bank 0 (CONFIG_1) */
234 #define BANK_1U 0x24 /* bank 1 (CONFIG_1) */
235 #define BANK_2U 0x28 /* bank 2 (CONFIG_1) */
237 static dev_link_t *fmvj18x_attach(void)
241 struct net_device *dev;
242 client_reg_t client_reg;
245 DEBUG(0, "fmvj18x_attach()\n");
247 /* Make up a FMVJ18x specific data structure */
248 dev = alloc_etherdev(sizeof(local_info_t));
251 lp = netdev_priv(dev);
255 /* The io structure describes IO port mapping */
256 link->io.NumPorts1 = 32;
257 link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
258 link->io.IOAddrLines = 5;
260 /* Interrupt setup */
261 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
262 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
263 link->irq.Handler = &fjn_interrupt;
264 link->irq.Instance = dev;
266 /* General socket configuration */
267 link->conf.Attributes = CONF_ENABLE_IRQ;
269 link->conf.IntType = INT_MEMORY_AND_IO;
271 /* The FMVJ18x specific entries in the device structure. */
272 SET_MODULE_OWNER(dev);
273 dev->hard_start_xmit = &fjn_start_xmit;
274 dev->set_config = &fjn_config;
275 dev->get_stats = &fjn_get_stats;
276 dev->set_multicast_list = &set_rx_mode;
277 dev->open = &fjn_open;
278 dev->stop = &fjn_close;
279 #ifdef HAVE_TX_TIMEOUT
280 dev->tx_timeout = fjn_tx_timeout;
281 dev->watchdog_timeo = TX_TIMEOUT;
283 SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops);
285 /* Register with Card Services */
286 link->next = dev_list;
288 client_reg.dev_info = &dev_info;
289 client_reg.Version = 0x0210;
290 client_reg.event_callback_args.client_data = link;
291 ret = pcmcia_register_client(&link->handle, &client_reg);
293 cs_error(link->handle, RegisterClient, ret);
294 fmvj18x_detach(link->handle);
299 } /* fmvj18x_attach */
301 /*====================================================================*/
303 static void fmvj18x_detach(struct pcmcia_device *p_dev)
305 dev_link_t *link = dev_to_instance(p_dev);
306 struct net_device *dev = link->priv;
309 DEBUG(0, "fmvj18x_detach(0x%p)\n", link);
311 /* Locate device structure */
312 for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next)
313 if (*linkp == link) break;
318 unregister_netdev(dev);
320 if (link->state & DEV_CONFIG)
321 fmvj18x_release(link);
323 /* Unlink device structure, free pieces */
326 } /* fmvj18x_detach */
328 /*====================================================================*/
330 #define CS_CHECK(fn, ret) \
331 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
333 static int mfc_try_io_port(dev_link_t *link)
336 static kio_addr_t serial_base[5] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8, 0x0 };
338 for (i = 0; i < 5; i++) {
339 link->io.BasePort2 = serial_base[i];
340 link->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
341 if (link->io.BasePort2 == 0) {
342 link->io.NumPorts2 = 0;
343 printk(KERN_NOTICE "fmvj18x_cs: out of resource for serial\n");
345 ret = pcmcia_request_io(link->handle, &link->io);
346 if (ret == CS_SUCCESS) return ret;
351 static int ungermann_try_io_port(dev_link_t *link)
356 Ungermann-Bass Access/CARD accepts 0x300,0x320,0x340,0x360
357 0x380,0x3c0 only for ioport.
359 for (ioaddr = 0x300; ioaddr < 0x3e0; ioaddr += 0x20) {
360 link->io.BasePort1 = ioaddr;
361 ret = pcmcia_request_io(link->handle, &link->io);
362 if (ret == CS_SUCCESS) {
363 /* calculate ConfigIndex value */
364 link->conf.ConfigIndex =
365 ((link->io.BasePort1 & 0x0f0) >> 3) | 0x22;
369 return ret; /* RequestIO failed */
372 static void fmvj18x_config(dev_link_t *link)
374 client_handle_t handle = link->handle;
375 struct net_device *dev = link->priv;
376 local_info_t *lp = netdev_priv(dev);
380 int i, last_fn, last_ret, ret;
383 char *card_name = "unknown";
386 DEBUG(0, "fmvj18x_config(0x%p)\n", link);
389 This reads the card's CONFIG tuple to find its configuration
392 tuple.DesiredTuple = CISTPL_CONFIG;
393 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
394 tuple.TupleData = (u_char *)buf;
395 tuple.TupleDataMax = 64;
396 tuple.TupleOffset = 0;
397 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
398 CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse));
401 link->state |= DEV_CONFIG;
403 link->conf.ConfigBase = parse.config.base;
404 link->conf.Present = parse.config.rmask[0];
406 tuple.DesiredTuple = CISTPL_FUNCE;
407 tuple.TupleOffset = 0;
408 if (pcmcia_get_first_tuple(handle, &tuple) == CS_SUCCESS) {
409 /* Yes, I have CISTPL_FUNCE. Let's check CISTPL_MANFID */
410 tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
411 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
412 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
413 CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse));
414 link->conf.ConfigIndex = parse.cftable_entry.index;
415 tuple.DesiredTuple = CISTPL_MANFID;
416 if (pcmcia_get_first_tuple(handle, &tuple) == CS_SUCCESS)
417 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
420 switch (le16_to_cpu(buf[0])) {
423 if (le16_to_cpu(buf[1]) == PRODID_TDK_CF010) {
425 pcmcia_get_status(handle, &status);
426 if (status.CardState & CS_EVENT_3VCARD)
427 link->conf.Vcc = 33; /* inserted in 3.3V slot */
428 } else if (le16_to_cpu(buf[1]) == PRODID_TDK_GN3410
429 || le16_to_cpu(buf[1]) == PRODID_TDK_NP9610
430 || le16_to_cpu(buf[1]) == PRODID_TDK_MN3200) {
431 /* MultiFunction Card */
432 link->conf.ConfigBase = 0x800;
433 link->conf.ConfigIndex = 0x47;
434 link->io.NumPorts2 = 8;
441 if (le16_to_cpu(buf[1]) == PRODID_FUJITSU_MBH10302)
442 /* RATOC REX-5588/9822/4886's PRODID are 0004(=MBH10302),
443 but these are MBH10304 based card. */
445 else if (le16_to_cpu(buf[1]) == PRODID_FUJITSU_MBH10304)
455 tuple.DesiredTuple = CISTPL_MANFID;
456 if (pcmcia_get_first_tuple(handle, &tuple) == CS_SUCCESS)
457 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
460 switch (le16_to_cpu(buf[0])) {
462 if (le16_to_cpu(buf[1]) == PRODID_FUJITSU_MBH10304) {
463 cardtype = XXX10304; /* MBH10304 with buggy CIS */
464 link->conf.ConfigIndex = 0x20;
466 cardtype = MBH10302; /* NextCom NC5310, etc. */
467 link->conf.ConfigIndex = 1;
470 case MANFID_UNGERMANN:
471 cardtype = UNGERMANN;
475 link->conf.ConfigIndex = 1;
479 if (link->io.NumPorts2 != 0) {
480 link->irq.Attributes =
481 IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED|IRQ_HANDLE_PRESENT;
482 ret = mfc_try_io_port(link);
483 if (ret != CS_SUCCESS) goto cs_failed;
484 } else if (cardtype == UNGERMANN) {
485 ret = ungermann_try_io_port(link);
486 if (ret != CS_SUCCESS) goto cs_failed;
488 CS_CHECK(RequestIO, pcmcia_request_io(link->handle, &link->io));
490 CS_CHECK(RequestIRQ, pcmcia_request_irq(link->handle, &link->irq));
491 CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link->handle, &link->conf));
492 dev->irq = link->irq.AssignedIRQ;
493 dev->base_addr = link->io.BasePort1;
495 if (link->io.BasePort2 != 0)
496 fmvj18x_setup_mfc(link);
498 ioaddr = dev->base_addr;
500 /* Reset controller */
501 if (sram_config == 0)
502 outb(CONFIG0_RST, ioaddr + CONFIG_0);
504 outb(CONFIG0_RST_1, ioaddr + CONFIG_0);
506 /* Power On chip and select bank 0 */
507 if (cardtype == MBH10302)
508 outb(BANK_0, ioaddr + CONFIG_1);
510 outb(BANK_0U, ioaddr + CONFIG_1);
512 /* Set hardware address */
518 tuple.DesiredTuple = CISTPL_FUNCE;
519 tuple.TupleOffset = 0;
520 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
521 tuple.TupleOffset = 0;
522 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
523 if (cardtype == MBH10304) {
524 /* MBH10304's CIS_FUNCE is corrupted */
525 node_id = &(tuple.TupleData[5]);
526 card_name = "FMV-J182";
528 while (tuple.TupleData[0] != CISTPL_FUNCE_LAN_NODE_ID ) {
529 CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(handle, &tuple));
530 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
532 node_id = &(tuple.TupleData[2]);
533 if( cardtype == TDK ) {
534 card_name = "TDK LAK-CD021";
535 } else if( cardtype == LA501 ) {
538 card_name = "C-NET(PC)C";
541 /* Read MACID from CIS */
542 for (i = 0; i < 6; i++)
543 dev->dev_addr[i] = node_id[i];
546 /* Read MACID from register */
547 for (i = 0; i < 6; i++)
548 dev->dev_addr[i] = inb(ioaddr + UNGERMANN_MAC_ID + i);
549 card_name = "Access/CARD";
552 /* Read MACID from Buggy CIS */
553 if (fmvj18x_get_hwinfo(link, tuple.TupleData) == -1) {
554 printk(KERN_NOTICE "fmvj18x_cs: unable to read hardware net address.\n");
557 for (i = 0 ; i < 6; i++) {
558 dev->dev_addr[i] = tuple.TupleData[i];
560 card_name = "FMV-J182";
564 /* Read MACID from register */
565 for (i = 0; i < 6; i++)
566 dev->dev_addr[i] = inb(ioaddr + MAC_ID + i);
567 card_name = "FMV-J181";
571 lp->cardtype = cardtype;
572 link->dev = &lp->node;
573 link->state &= ~DEV_CONFIG_PENDING;
574 SET_NETDEV_DEV(dev, &handle_to_dev(handle));
576 if (register_netdev(dev) != 0) {
577 printk(KERN_NOTICE "fmvj18x_cs: register_netdev() failed\n");
582 strcpy(lp->node.dev_name, dev->name);
584 /* print current configuration */
585 printk(KERN_INFO "%s: %s, sram %s, port %#3lx, irq %d, hw_addr ",
586 dev->name, card_name, sram_config == 0 ? "4K TX*2" : "8K TX*2",
587 dev->base_addr, dev->irq);
588 for (i = 0; i < 6; i++)
589 printk("%02X%s", dev->dev_addr[i], ((i<5) ? ":" : "\n"));
594 /* All Card Services errors end up here */
595 cs_error(link->handle, last_fn, last_ret);
597 fmvj18x_release(link);
598 link->state &= ~DEV_CONFIG_PENDING;
600 } /* fmvj18x_config */
601 /*====================================================================*/
603 static int fmvj18x_get_hwinfo(dev_link_t *link, u_char *node_id)
607 u_char __iomem *base;
610 /* Allocate a small memory window */
611 req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE;
612 req.Base = 0; req.Size = 0;
614 i = pcmcia_request_window(&link->handle, &req, &link->win);
615 if (i != CS_SUCCESS) {
616 cs_error(link->handle, RequestWindow, i);
620 base = ioremap(req.Base, req.Size);
623 pcmcia_map_mem_page(link->win, &mem);
626 * MBH10304 CISTPL_FUNCE_LAN_NODE_ID format
627 * 22 0d xx xx xx 04 06 yy yy yy yy yy yy ff
629 * 'yy' is MAC address.
631 for (i = 0; i < 0x200; i++) {
632 if (readb(base+i*2) == 0x22) {
633 if (readb(base+(i-1)*2) == 0xff
634 && readb(base+(i+5)*2) == 0x04
635 && readb(base+(i+6)*2) == 0x06
636 && readb(base+(i+13)*2) == 0xff)
642 for (j = 0 ; j < 6; j++,i++) {
643 node_id[j] = readb(base+(i+7)*2);
648 j = pcmcia_release_window(link->win);
650 cs_error(link->handle, ReleaseWindow, j);
651 return (i != 0x200) ? 0 : -1;
653 } /* fmvj18x_get_hwinfo */
654 /*====================================================================*/
656 static int fmvj18x_setup_mfc(dev_link_t *link)
660 u_char __iomem *base;
662 struct net_device *dev = link->priv;
665 /* Allocate a small memory window */
666 req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE;
667 req.Base = 0; req.Size = 0;
669 i = pcmcia_request_window(&link->handle, &req, &link->win);
670 if (i != CS_SUCCESS) {
671 cs_error(link->handle, RequestWindow, i);
675 base = ioremap(req.Base, req.Size);
678 pcmcia_map_mem_page(link->win, &mem);
680 ioaddr = dev->base_addr;
681 writeb(0x47, base+0x800); /* Config Option Register of LAN */
682 writeb(0x0, base+0x802); /* Config and Status Register */
684 writeb(ioaddr & 0xff, base+0x80a); /* I/O Base(Low) of LAN */
685 writeb((ioaddr >> 8) & 0xff, base+0x80c); /* I/O Base(High) of LAN */
687 writeb(0x45, base+0x820); /* Config Option Register of Modem */
688 writeb(0x8, base+0x822); /* Config and Status Register */
691 j = pcmcia_release_window(link->win);
693 cs_error(link->handle, ReleaseWindow, j);
697 /*====================================================================*/
699 static void fmvj18x_release(dev_link_t *link)
702 DEBUG(0, "fmvj18x_release(0x%p)\n", link);
704 /* Don't bother checking to see if these succeed or not */
705 pcmcia_release_window(link->win);
706 pcmcia_release_configuration(link->handle);
707 pcmcia_release_io(link->handle, &link->io);
708 pcmcia_release_irq(link->handle, &link->irq);
710 link->state &= ~DEV_CONFIG;
713 static int fmvj18x_suspend(struct pcmcia_device *p_dev)
715 dev_link_t *link = dev_to_instance(p_dev);
716 struct net_device *dev = link->priv;
718 link->state |= DEV_SUSPEND;
719 if (link->state & DEV_CONFIG) {
721 netif_device_detach(dev);
722 pcmcia_release_configuration(link->handle);
729 static int fmvj18x_resume(struct pcmcia_device *p_dev)
731 dev_link_t *link = dev_to_instance(p_dev);
732 struct net_device *dev = link->priv;
734 link->state &= ~DEV_SUSPEND;
735 if (link->state & DEV_CONFIG) {
736 pcmcia_request_configuration(link->handle, &link->conf);
739 netif_device_attach(dev);
746 /*====================================================================*/
748 static int fmvj18x_event(event_t event, int priority,
749 event_callback_args_t *args)
751 dev_link_t *link = args->client_data;
753 DEBUG(1, "fmvj18x_event(0x%06x)\n", event);
756 case CS_EVENT_CARD_INSERTION:
757 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
758 fmvj18x_config(link);
762 } /* fmvj18x_event */
764 static struct pcmcia_device_id fmvj18x_ids[] = {
765 PCMCIA_DEVICE_MANF_CARD(0x0004, 0x0004),
766 PCMCIA_DEVICE_PROD_ID12("EAGLE Technology", "NE200 ETHERNET LAN MBH10302 04", 0x528c88c4, 0x74f91e59),
767 PCMCIA_DEVICE_PROD_ID12("Eiger Labs,Inc", "EPX-10BT PC Card Ethernet 10BT", 0x53af556e, 0x877f9922),
768 PCMCIA_DEVICE_PROD_ID12("Eiger labs,Inc.", "EPX-10BT PC Card Ethernet 10BT", 0xf47e6c66, 0x877f9922),
769 PCMCIA_DEVICE_PROD_ID12("FUJITSU", "LAN Card(FMV-J182)", 0x6ee5a3d8, 0x5baf31db),
770 PCMCIA_DEVICE_PROD_ID12("FUJITSU", "MBH10308", 0x6ee5a3d8, 0x3f04875e),
771 PCMCIA_DEVICE_PROD_ID12("FUJITSU TOWA", "LA501", 0xb8451188, 0x12939ba2),
772 PCMCIA_DEVICE_PROD_ID12("HITACHI", "HT-4840-11", 0xf4f43949, 0x773910f4),
773 PCMCIA_DEVICE_PROD_ID12("NextComK.K.", "NC5310B Ver1.0 ", 0x8cef4d3a, 0x075fc7b6),
774 PCMCIA_DEVICE_PROD_ID12("NextComK.K.", "NC5310 Ver1.0 ", 0x8cef4d3a, 0xbccf43e6),
775 PCMCIA_DEVICE_PROD_ID12("RATOC System Inc.", "10BASE_T CARD R280", 0x85c10e17, 0xd9413666),
776 PCMCIA_DEVICE_PROD_ID12("TDK", "LAC-CD02x", 0x1eae9475, 0x8fa0ee70),
777 PCMCIA_DEVICE_PROD_ID12("TDK", "LAC-CF010", 0x1eae9475, 0x7683bc9a),
778 PCMCIA_DEVICE_PROD_ID1("CONTEC Co.,Ltd.", 0x58d8fee2),
779 PCMCIA_DEVICE_PROD_ID1("PCMCIA LAN MBH10304 ES", 0x2599f454),
780 PCMCIA_DEVICE_PROD_ID1("PCMCIA MBH10302", 0x8f4005da),
781 PCMCIA_DEVICE_PROD_ID1("UBKK,V2.0", 0x90888080),
782 PCMCIA_PFC_DEVICE_PROD_ID12(0, "TDK", "GlobalNetworker 3410/3412", 0x1eae9475, 0xd9a93bed),
783 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0105, 0x0d0a),
784 PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0105, 0x0e0a),
787 MODULE_DEVICE_TABLE(pcmcia, fmvj18x_ids);
789 static struct pcmcia_driver fmvj18x_cs_driver = {
790 .owner = THIS_MODULE,
792 .name = "fmvj18x_cs",
794 .attach = fmvj18x_attach,
795 .event = fmvj18x_event,
796 .remove = fmvj18x_detach,
797 .id_table = fmvj18x_ids,
798 .suspend = fmvj18x_suspend,
799 .resume = fmvj18x_resume,
802 static int __init init_fmvj18x_cs(void)
804 return pcmcia_register_driver(&fmvj18x_cs_driver);
807 static void __exit exit_fmvj18x_cs(void)
809 pcmcia_unregister_driver(&fmvj18x_cs_driver);
810 BUG_ON(dev_list != NULL);
813 module_init(init_fmvj18x_cs);
814 module_exit(exit_fmvj18x_cs);
816 /*====================================================================*/
818 static irqreturn_t fjn_interrupt(int irq, void *dev_id, struct pt_regs *regs)
820 struct net_device *dev = dev_id;
821 local_info_t *lp = netdev_priv(dev);
823 unsigned short tx_stat, rx_stat;
826 printk(KERN_NOTICE "fjn_interrupt(): irq %d for "
827 "unknown device.\n", irq);
830 ioaddr = dev->base_addr;
832 /* avoid multiple interrupts */
833 outw(0x0000, ioaddr + TX_INTR);
835 /* wait for a while */
839 tx_stat = inb(ioaddr + TX_STATUS);
840 rx_stat = inb(ioaddr + RX_STATUS);
843 outb(tx_stat, ioaddr + TX_STATUS);
844 outb(rx_stat, ioaddr + RX_STATUS);
846 DEBUG(4, "%s: interrupt, rx_status %02x.\n", dev->name, rx_stat);
847 DEBUG(4, " tx_status %02x.\n", tx_stat);
849 if (rx_stat || (inb(ioaddr + RX_MODE) & F_BUF_EMP) == 0) {
850 /* there is packet(s) in rx buffer */
853 if (tx_stat & F_TMT_RDY) {
854 lp->stats.tx_packets += lp->sent ;
857 outb(DO_TX | lp->tx_queue, ioaddr + TX_START);
858 lp->sent = lp->tx_queue ;
860 lp->tx_queue_len = 0;
861 dev->trans_start = jiffies;
865 netif_wake_queue(dev);
867 DEBUG(4, "%s: exiting interrupt,\n", dev->name);
868 DEBUG(4, " tx_status %02x, rx_status %02x.\n", tx_stat, rx_stat);
870 outb(D_TX_INTR, ioaddr + TX_INTR);
871 outb(D_RX_INTR, ioaddr + RX_INTR);
874 } /* fjn_interrupt */
876 /*====================================================================*/
878 static void fjn_tx_timeout(struct net_device *dev)
880 struct local_info_t *lp = netdev_priv(dev);
881 kio_addr_t ioaddr = dev->base_addr;
883 printk(KERN_NOTICE "%s: transmit timed out with status %04x, %s?\n",
884 dev->name, htons(inw(ioaddr + TX_STATUS)),
885 inb(ioaddr + TX_STATUS) & F_TMT_RDY
886 ? "IRQ conflict" : "network cable problem");
887 printk(KERN_NOTICE "%s: timeout registers: %04x %04x %04x "
888 "%04x %04x %04x %04x %04x.\n",
889 dev->name, htons(inw(ioaddr + 0)),
890 htons(inw(ioaddr + 2)), htons(inw(ioaddr + 4)),
891 htons(inw(ioaddr + 6)), htons(inw(ioaddr + 8)),
892 htons(inw(ioaddr +10)), htons(inw(ioaddr +12)),
893 htons(inw(ioaddr +14)));
894 lp->stats.tx_errors++;
895 /* ToDo: We should try to restart the adaptor... */
901 lp->tx_queue_len = 0;
903 lp->open_time = jiffies;
905 netif_wake_queue(dev);
908 static int fjn_start_xmit(struct sk_buff *skb, struct net_device *dev)
910 struct local_info_t *lp = netdev_priv(dev);
911 kio_addr_t ioaddr = dev->base_addr;
912 short length = skb->len;
914 if (length < ETH_ZLEN)
916 skb = skb_padto(skb, ETH_ZLEN);
922 netif_stop_queue(dev);
925 unsigned char *buf = skb->data;
927 if (length > ETH_FRAME_LEN) {
928 printk(KERN_NOTICE "%s: Attempting to send a large packet"
929 " (%d bytes).\n", dev->name, length);
933 DEBUG(4, "%s: Transmitting a packet of length %lu.\n",
934 dev->name, (unsigned long)skb->len);
935 lp->stats.tx_bytes += skb->len;
937 /* Disable both interrupts. */
938 outw(0x0000, ioaddr + TX_INTR);
940 /* wait for a while */
943 outw(length, ioaddr + DATAPORT);
944 outsw(ioaddr + DATAPORT, buf, (length + 1) >> 1);
947 lp->tx_queue_len += ((length+3) & ~1);
949 if (lp->tx_started == 0) {
950 /* If the Tx is idle, always trigger a transmit. */
951 outb(DO_TX | lp->tx_queue, ioaddr + TX_START);
952 lp->sent = lp->tx_queue ;
954 lp->tx_queue_len = 0;
955 dev->trans_start = jiffies;
957 netif_start_queue(dev);
959 if( sram_config == 0 ) {
960 if (lp->tx_queue_len < (4096 - (ETH_FRAME_LEN +2)) )
961 /* Yes, there is room for one more packet. */
962 netif_start_queue(dev);
964 if (lp->tx_queue_len < (8192 - (ETH_FRAME_LEN +2)) &&
966 /* Yes, there is room for one more packet. */
967 netif_start_queue(dev);
971 /* Re-enable interrupts */
972 outb(D_TX_INTR, ioaddr + TX_INTR);
973 outb(D_RX_INTR, ioaddr + RX_INTR);
978 } /* fjn_start_xmit */
980 /*====================================================================*/
982 static void fjn_reset(struct net_device *dev)
984 struct local_info_t *lp = netdev_priv(dev);
985 kio_addr_t ioaddr = dev->base_addr;
988 DEBUG(4, "fjn_reset(%s) called.\n",dev->name);
990 /* Reset controller */
991 if( sram_config == 0 )
992 outb(CONFIG0_RST, ioaddr + CONFIG_0);
994 outb(CONFIG0_RST_1, ioaddr + CONFIG_0);
996 /* Power On chip and select bank 0 */
997 if (lp->cardtype == MBH10302)
998 outb(BANK_0, ioaddr + CONFIG_1);
1000 outb(BANK_0U, ioaddr + CONFIG_1);
1003 outb(D_TX_MODE, ioaddr + TX_MODE);
1005 outb(ID_MATCHED, ioaddr + RX_MODE);
1007 /* Set hardware address */
1008 for (i = 0; i < 6; i++)
1009 outb(dev->dev_addr[i], ioaddr + NODE_ID + i);
1011 /* (re)initialize the multicast table */
1014 /* Switch to bank 2 (runtime mode) */
1015 if (lp->cardtype == MBH10302)
1016 outb(BANK_2, ioaddr + CONFIG_1);
1018 outb(BANK_2U, ioaddr + CONFIG_1);
1020 /* set 16col ctrl bits */
1021 if( lp->cardtype == TDK || lp->cardtype == CONTEC)
1022 outb(TDK_AUTO_MODE, ioaddr + COL_CTRL);
1024 outb(AUTO_MODE, ioaddr + COL_CTRL);
1026 /* clear Reserved Regs */
1027 outb(0x00, ioaddr + BMPR12);
1028 outb(0x00, ioaddr + BMPR13);
1030 /* reset Skip packet reg. */
1031 outb(0x01, ioaddr + RX_SKIP);
1033 /* Enable Tx and Rx */
1034 if( sram_config == 0 )
1035 outb(CONFIG0_DFL, ioaddr + CONFIG_0);
1037 outb(CONFIG0_DFL_1, ioaddr + CONFIG_0);
1039 /* Init receive pointer ? */
1040 inw(ioaddr + DATAPORT);
1041 inw(ioaddr + DATAPORT);
1043 /* Clear all status */
1044 outb(0xff, ioaddr + TX_STATUS);
1045 outb(0xff, ioaddr + RX_STATUS);
1047 if (lp->cardtype == MBH10302)
1048 outb(INTR_OFF, ioaddr + LAN_CTRL);
1050 /* Turn on Rx interrupts */
1051 outb(D_TX_INTR, ioaddr + TX_INTR);
1052 outb(D_RX_INTR, ioaddr + RX_INTR);
1054 /* Turn on interrupts from LAN card controller */
1055 if (lp->cardtype == MBH10302)
1056 outb(INTR_ON, ioaddr + LAN_CTRL);
1059 /*====================================================================*/
1061 static void fjn_rx(struct net_device *dev)
1063 struct local_info_t *lp = netdev_priv(dev);
1064 kio_addr_t ioaddr = dev->base_addr;
1065 int boguscount = 10; /* 5 -> 10: by agy 19940922 */
1067 DEBUG(4, "%s: in rx_packet(), rx_status %02x.\n",
1068 dev->name, inb(ioaddr + RX_STATUS));
1070 while ((inb(ioaddr + RX_MODE) & F_BUF_EMP) == 0) {
1071 u_short status = inw(ioaddr + DATAPORT);
1073 DEBUG(4, "%s: Rxing packet mode %02x status %04x.\n",
1074 dev->name, inb(ioaddr + RX_MODE), status);
1075 #ifndef final_version
1077 outb(F_SKP_PKT, ioaddr + RX_SKIP);
1081 if ((status & 0xF0) != 0x20) { /* There was an error. */
1082 lp->stats.rx_errors++;
1083 if (status & F_LEN_ERR) lp->stats.rx_length_errors++;
1084 if (status & F_ALG_ERR) lp->stats.rx_frame_errors++;
1085 if (status & F_CRC_ERR) lp->stats.rx_crc_errors++;
1086 if (status & F_OVR_FLO) lp->stats.rx_over_errors++;
1088 u_short pkt_len = inw(ioaddr + DATAPORT);
1089 /* Malloc up new buffer. */
1090 struct sk_buff *skb;
1092 if (pkt_len > 1550) {
1093 printk(KERN_NOTICE "%s: The FMV-18x claimed a very "
1094 "large packet, size %d.\n", dev->name, pkt_len);
1095 outb(F_SKP_PKT, ioaddr + RX_SKIP);
1096 lp->stats.rx_errors++;
1099 skb = dev_alloc_skb(pkt_len+2);
1101 printk(KERN_NOTICE "%s: Memory squeeze, dropping "
1102 "packet (len %d).\n", dev->name, pkt_len);
1103 outb(F_SKP_PKT, ioaddr + RX_SKIP);
1104 lp->stats.rx_dropped++;
1109 skb_reserve(skb, 2);
1110 insw(ioaddr + DATAPORT, skb_put(skb, pkt_len),
1111 (pkt_len + 1) >> 1);
1112 skb->protocol = eth_type_trans(skb, dev);
1117 printk(KERN_DEBUG "%s: Rxed packet of length %d: ",
1118 dev->name, pkt_len);
1119 for (i = 0; i < 14; i++)
1120 printk(" %02x", skb->data[i]);
1126 dev->last_rx = jiffies;
1127 lp->stats.rx_packets++;
1128 lp->stats.rx_bytes += pkt_len;
1130 if (--boguscount <= 0)
1134 /* If any worth-while packets have been received, dev_rint()
1135 has done a netif_wake_queue() for us and will work on them
1136 when we get to the bottom-half routine. */
1138 if (lp->cardtype != TDK) {
1140 for (i = 0; i < 20; i++) {
1141 if ((inb(ioaddr + RX_MODE) & F_BUF_EMP) == F_BUF_EMP)
1143 (void)inw(ioaddr + DATAPORT); /+ dummy status read +/
1144 outb(F_SKP_PKT, ioaddr + RX_SKIP);
1148 DEBUG(5, "%s: Exint Rx packet with mode %02x after "
1149 "%d ticks.\n", dev->name, inb(ioaddr + RX_MODE), i);
1156 /*====================================================================*/
1158 static void netdev_get_drvinfo(struct net_device *dev,
1159 struct ethtool_drvinfo *info)
1161 strcpy(info->driver, DRV_NAME);
1162 strcpy(info->version, DRV_VERSION);
1163 sprintf(info->bus_info, "PCMCIA 0x%lx", dev->base_addr);
1167 static u32 netdev_get_msglevel(struct net_device *dev)
1172 static void netdev_set_msglevel(struct net_device *dev, u32 level)
1176 #endif /* PCMCIA_DEBUG */
1178 static struct ethtool_ops netdev_ethtool_ops = {
1179 .get_drvinfo = netdev_get_drvinfo,
1181 .get_msglevel = netdev_get_msglevel,
1182 .set_msglevel = netdev_set_msglevel,
1183 #endif /* PCMCIA_DEBUG */
1186 static int fjn_config(struct net_device *dev, struct ifmap *map){
1190 static int fjn_open(struct net_device *dev)
1192 struct local_info_t *lp = netdev_priv(dev);
1193 dev_link_t *link = &lp->link;
1195 DEBUG(4, "fjn_open('%s').\n", dev->name);
1206 lp->tx_queue_len = 0;
1207 lp->open_time = jiffies;
1208 netif_start_queue(dev);
1213 /*====================================================================*/
1215 static int fjn_close(struct net_device *dev)
1217 struct local_info_t *lp = netdev_priv(dev);
1218 dev_link_t *link = &lp->link;
1219 kio_addr_t ioaddr = dev->base_addr;
1221 DEBUG(4, "fjn_close('%s').\n", dev->name);
1224 netif_stop_queue(dev);
1226 /* Set configuration register 0 to disable Tx and Rx. */
1227 if( sram_config == 0 )
1228 outb(CONFIG0_RST ,ioaddr + CONFIG_0);
1230 outb(CONFIG0_RST_1 ,ioaddr + CONFIG_0);
1232 /* Update the statistics -- ToDo. */
1234 /* Power-down the chip. Green, green, green! */
1235 outb(CHIP_OFF ,ioaddr + CONFIG_1);
1237 /* Set the ethernet adaptor disable IRQ */
1238 if (lp->cardtype == MBH10302)
1239 outb(INTR_OFF, ioaddr + LAN_CTRL);
1246 /*====================================================================*/
1248 static struct net_device_stats *fjn_get_stats(struct net_device *dev)
1250 local_info_t *lp = netdev_priv(dev);
1252 } /* fjn_get_stats */
1254 /*====================================================================*/
1257 Set the multicast/promiscuous mode for this adaptor.
1260 static void set_rx_mode(struct net_device *dev)
1262 kio_addr_t ioaddr = dev->base_addr;
1263 u_char mc_filter[8]; /* Multicast hash filter */
1268 int saved_config_0 = inb(ioaddr + CONFIG_0);
1270 local_irq_save(flags);
1272 /* Disable Tx and Rx */
1273 if (sram_config == 0)
1274 outb(CONFIG0_RST, ioaddr + CONFIG_0);
1276 outb(CONFIG0_RST_1, ioaddr + CONFIG_0);
1278 if (dev->flags & IFF_PROMISC) {
1279 /* Unconditionally log net taps. */
1280 printk("%s: Promiscuous mode enabled.\n", dev->name);
1281 memset(mc_filter, 0xff, sizeof(mc_filter));
1282 outb(3, ioaddr + RX_MODE); /* Enable promiscuous mode */
1283 } else if (dev->mc_count > MC_FILTERBREAK
1284 || (dev->flags & IFF_ALLMULTI)) {
1285 /* Too many to filter perfectly -- accept all multicasts. */
1286 memset(mc_filter, 0xff, sizeof(mc_filter));
1287 outb(2, ioaddr + RX_MODE); /* Use normal mode. */
1288 } else if (dev->mc_count == 0) {
1289 memset(mc_filter, 0x00, sizeof(mc_filter));
1290 outb(1, ioaddr + RX_MODE); /* Ignore almost all multicasts. */
1292 struct dev_mc_list *mclist;
1295 memset(mc_filter, 0, sizeof(mc_filter));
1296 for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
1297 i++, mclist = mclist->next) {
1299 ether_crc_le(ETH_ALEN, mclist->dmi_addr) >> 26;
1300 mc_filter[bit >> 3] |= (1 << (bit & 7));
1302 outb(2, ioaddr + RX_MODE); /* Use normal mode. */
1305 /* Switch to bank 1 and set the multicast table. */
1306 saved_bank = inb(ioaddr + CONFIG_1);
1307 outb(0xe4, ioaddr + CONFIG_1);
1309 for (i = 0; i < 8; i++)
1310 outb(mc_filter[i], ioaddr + MAR_ADR + i);
1311 outb(saved_bank, ioaddr + CONFIG_1);
1313 outb(saved_config_0, ioaddr + CONFIG_0);
1315 local_irq_restore(flags);