Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /*====================================================================== |
| 2 | fmvj18x_cs.c 2.8 2002/03/23 |
| 3 | |
| 4 | A fmvj18x (and its compatibles) PCMCIA client driver |
| 5 | |
| 6 | Contributed by Shingo Fujimoto, shingo@flab.fujitsu.co.jp |
| 7 | |
| 8 | TDK LAK-CD021 and CONTEC C-NET(PC)C support added by |
| 9 | Nobuhiro Katayama, kata-n@po.iijnet.or.jp |
| 10 | |
| 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: |
| 15 | |
| 16 | Written 1993-94 by Donald Becker. |
| 17 | |
| 18 | Copyright 1993 United States Government as represented by the |
| 19 | Director, National Security Agency. |
| 20 | |
| 21 | This software may be used and distributed according to the terms |
| 22 | of the GNU General Public License, incorporated herein by reference. |
| 23 | |
| 24 | The author may be reached as becker@scyld.com, or C/O |
| 25 | Scyld Computing Corporation |
| 26 | 410 Severn Ave., Suite 210 |
| 27 | Annapolis MD 21403 |
| 28 | |
| 29 | ======================================================================*/ |
| 30 | |
| 31 | #define DRV_NAME "fmvj18x_cs" |
| 32 | #define DRV_VERSION "2.8" |
| 33 | |
| 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> |
| 42 | #include <linux/in.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> |
| 51 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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> |
| 57 | |
| 58 | #include <asm/uaccess.h> |
| 59 | #include <asm/io.h> |
| 60 | #include <asm/system.h> |
| 61 | |
| 62 | /*====================================================================*/ |
| 63 | |
| 64 | /* Module parameters */ |
| 65 | |
| 66 | MODULE_DESCRIPTION("fmvj18x and compatible PCMCIA ethernet driver"); |
| 67 | MODULE_LICENSE("GPL"); |
| 68 | |
| 69 | #define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0) |
| 70 | |
| 71 | /* SRAM configuration */ |
| 72 | /* 0:4KB*2 TX buffer else:8KB*2 TX buffer */ |
| 73 | INT_MODULE_PARM(sram_config, 0); |
| 74 | |
| 75 | #ifdef PCMCIA_DEBUG |
| 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"; |
| 79 | #else |
| 80 | #define DEBUG(n, args...) |
| 81 | #endif |
| 82 | |
| 83 | /*====================================================================*/ |
| 84 | /* |
| 85 | PCMCIA event handlers |
| 86 | */ |
| 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(dev_link_t *); |
| 95 | |
| 96 | /* |
| 97 | LAN controller(MBH86960A) specific routines |
| 98 | */ |
| 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; |
| 110 | |
| 111 | static dev_info_t dev_info = "fmvj18x_cs"; |
| 112 | static dev_link_t *dev_list; |
| 113 | |
| 114 | /* |
| 115 | card type |
| 116 | */ |
| 117 | typedef enum { MBH10302, MBH10304, TDK, CONTEC, LA501, UNGERMANN, |
| 118 | XXX10304 |
| 119 | } cardtype_t; |
| 120 | |
| 121 | /* |
| 122 | driver specific data structure |
| 123 | */ |
| 124 | typedef struct local_info_t { |
| 125 | dev_link_t link; |
| 126 | dev_node_t node; |
| 127 | struct net_device_stats stats; |
| 128 | long open_time; |
| 129 | uint tx_started:1; |
| 130 | uint tx_queue; |
| 131 | u_short tx_queue_len; |
| 132 | cardtype_t cardtype; |
| 133 | u_short sent; |
| 134 | u_char mc_filter[8]; |
| 135 | } local_info_t; |
| 136 | |
Komuro | d9a8a0a | 2005-08-06 12:01:43 +0900 | [diff] [blame] | 137 | #define MC_FILTERBREAK 8 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 138 | |
| 139 | /*====================================================================*/ |
| 140 | /* |
| 141 | ioport offset from the base address |
| 142 | */ |
| 143 | #define TX_STATUS 0 /* transmit status register */ |
| 144 | #define RX_STATUS 1 /* receive status register */ |
| 145 | #define TX_INTR 2 /* transmit interrupt mask register */ |
| 146 | #define RX_INTR 3 /* receive interrupt mask register */ |
| 147 | #define TX_MODE 4 /* transmit mode register */ |
| 148 | #define RX_MODE 5 /* receive mode register */ |
| 149 | #define CONFIG_0 6 /* configuration register 0 */ |
| 150 | #define CONFIG_1 7 /* configuration register 1 */ |
| 151 | |
| 152 | #define NODE_ID 8 /* node ID register (bank 0) */ |
| 153 | #define MAR_ADR 8 /* multicast address registers (bank 1) */ |
| 154 | |
| 155 | #define DATAPORT 8 /* buffer mem port registers (bank 2) */ |
| 156 | #define TX_START 10 /* transmit start register */ |
| 157 | #define COL_CTRL 11 /* 16 collision control register */ |
| 158 | #define BMPR12 12 /* reserved */ |
| 159 | #define BMPR13 13 /* reserved */ |
| 160 | #define RX_SKIP 14 /* skip received packet register */ |
| 161 | |
| 162 | #define LAN_CTRL 16 /* LAN card control register */ |
| 163 | |
| 164 | #define MAC_ID 0x1a /* hardware address */ |
| 165 | #define UNGERMANN_MAC_ID 0x18 /* UNGERMANN-BASS hardware address */ |
| 166 | |
| 167 | /* |
| 168 | control bits |
| 169 | */ |
| 170 | #define ENA_TMT_OK 0x80 |
| 171 | #define ENA_TMT_REC 0x20 |
| 172 | #define ENA_COL 0x04 |
| 173 | #define ENA_16_COL 0x02 |
| 174 | #define ENA_TBUS_ERR 0x01 |
| 175 | |
| 176 | #define ENA_PKT_RDY 0x80 |
| 177 | #define ENA_BUS_ERR 0x40 |
| 178 | #define ENA_LEN_ERR 0x08 |
| 179 | #define ENA_ALG_ERR 0x04 |
| 180 | #define ENA_CRC_ERR 0x02 |
| 181 | #define ENA_OVR_FLO 0x01 |
| 182 | |
| 183 | /* flags */ |
| 184 | #define F_TMT_RDY 0x80 /* can accept new packet */ |
| 185 | #define F_NET_BSY 0x40 /* carrier is detected */ |
| 186 | #define F_TMT_OK 0x20 /* send packet successfully */ |
| 187 | #define F_SRT_PKT 0x10 /* short packet error */ |
| 188 | #define F_COL_ERR 0x04 /* collision error */ |
| 189 | #define F_16_COL 0x02 /* 16 collision error */ |
| 190 | #define F_TBUS_ERR 0x01 /* bus read error */ |
| 191 | |
| 192 | #define F_PKT_RDY 0x80 /* packet(s) in buffer */ |
| 193 | #define F_BUS_ERR 0x40 /* bus read error */ |
| 194 | #define F_LEN_ERR 0x08 /* short packet */ |
| 195 | #define F_ALG_ERR 0x04 /* frame error */ |
| 196 | #define F_CRC_ERR 0x02 /* CRC error */ |
| 197 | #define F_OVR_FLO 0x01 /* overflow error */ |
| 198 | |
| 199 | #define F_BUF_EMP 0x40 /* receive buffer is empty */ |
| 200 | |
| 201 | #define F_SKP_PKT 0x05 /* drop packet in buffer */ |
| 202 | |
| 203 | /* default bitmaps */ |
| 204 | #define D_TX_INTR ( ENA_TMT_OK ) |
| 205 | #define D_RX_INTR ( ENA_PKT_RDY | ENA_LEN_ERR \ |
| 206 | | ENA_ALG_ERR | ENA_CRC_ERR | ENA_OVR_FLO ) |
| 207 | #define TX_STAT_M ( F_TMT_RDY ) |
| 208 | #define RX_STAT_M ( F_PKT_RDY | F_LEN_ERR \ |
| 209 | | F_ALG_ERR | F_CRC_ERR | F_OVR_FLO ) |
| 210 | |
| 211 | /* commands */ |
| 212 | #define D_TX_MODE 0x06 /* no tests, detect carrier */ |
| 213 | #define ID_MATCHED 0x02 /* (RX_MODE) */ |
| 214 | #define RECV_ALL 0x03 /* (RX_MODE) */ |
| 215 | #define CONFIG0_DFL 0x5a /* 16bit bus, 4K x 2 Tx queues */ |
| 216 | #define CONFIG0_DFL_1 0x5e /* 16bit bus, 8K x 2 Tx queues */ |
| 217 | #define CONFIG0_RST 0xda /* Data Link Controller off (CONFIG_0) */ |
| 218 | #define CONFIG0_RST_1 0xde /* Data Link Controller off (CONFIG_0) */ |
| 219 | #define BANK_0 0xa0 /* bank 0 (CONFIG_1) */ |
| 220 | #define BANK_1 0xa4 /* bank 1 (CONFIG_1) */ |
| 221 | #define BANK_2 0xa8 /* bank 2 (CONFIG_1) */ |
| 222 | #define CHIP_OFF 0x80 /* contrl chip power off (CONFIG_1) */ |
| 223 | #define DO_TX 0x80 /* do transmit packet */ |
| 224 | #define SEND_PKT 0x81 /* send a packet */ |
| 225 | #define AUTO_MODE 0x07 /* Auto skip packet on 16 col detected */ |
| 226 | #define MANU_MODE 0x03 /* Stop and skip packet on 16 col */ |
| 227 | #define TDK_AUTO_MODE 0x47 /* Auto skip packet on 16 col detected */ |
| 228 | #define TDK_MANU_MODE 0x43 /* Stop and skip packet on 16 col */ |
| 229 | #define INTR_OFF 0x0d /* LAN controller ignores interrupts */ |
| 230 | #define INTR_ON 0x1d /* LAN controller will catch interrupts */ |
| 231 | |
| 232 | #define TX_TIMEOUT ((400*HZ)/1000) |
| 233 | |
| 234 | #define BANK_0U 0x20 /* bank 0 (CONFIG_1) */ |
| 235 | #define BANK_1U 0x24 /* bank 1 (CONFIG_1) */ |
| 236 | #define BANK_2U 0x28 /* bank 2 (CONFIG_1) */ |
| 237 | |
| 238 | static dev_link_t *fmvj18x_attach(void) |
| 239 | { |
| 240 | local_info_t *lp; |
| 241 | dev_link_t *link; |
| 242 | struct net_device *dev; |
| 243 | client_reg_t client_reg; |
| 244 | int ret; |
| 245 | |
| 246 | DEBUG(0, "fmvj18x_attach()\n"); |
| 247 | |
| 248 | /* Make up a FMVJ18x specific data structure */ |
| 249 | dev = alloc_etherdev(sizeof(local_info_t)); |
| 250 | if (!dev) |
| 251 | return NULL; |
| 252 | lp = netdev_priv(dev); |
| 253 | link = &lp->link; |
| 254 | link->priv = dev; |
| 255 | |
| 256 | /* The io structure describes IO port mapping */ |
| 257 | link->io.NumPorts1 = 32; |
| 258 | link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; |
| 259 | link->io.IOAddrLines = 5; |
| 260 | |
| 261 | /* Interrupt setup */ |
| 262 | link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT; |
| 263 | link->irq.IRQInfo1 = IRQ_LEVEL_ID; |
| 264 | link->irq.Handler = &fjn_interrupt; |
| 265 | link->irq.Instance = dev; |
| 266 | |
| 267 | /* General socket configuration */ |
| 268 | link->conf.Attributes = CONF_ENABLE_IRQ; |
| 269 | link->conf.Vcc = 50; |
| 270 | link->conf.IntType = INT_MEMORY_AND_IO; |
| 271 | |
| 272 | /* The FMVJ18x specific entries in the device structure. */ |
| 273 | SET_MODULE_OWNER(dev); |
| 274 | dev->hard_start_xmit = &fjn_start_xmit; |
| 275 | dev->set_config = &fjn_config; |
| 276 | dev->get_stats = &fjn_get_stats; |
| 277 | dev->set_multicast_list = &set_rx_mode; |
| 278 | dev->open = &fjn_open; |
| 279 | dev->stop = &fjn_close; |
| 280 | #ifdef HAVE_TX_TIMEOUT |
| 281 | dev->tx_timeout = fjn_tx_timeout; |
| 282 | dev->watchdog_timeo = TX_TIMEOUT; |
| 283 | #endif |
| 284 | SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops); |
| 285 | |
| 286 | /* Register with Card Services */ |
| 287 | link->next = dev_list; |
| 288 | dev_list = link; |
| 289 | client_reg.dev_info = &dev_info; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 290 | client_reg.Version = 0x0210; |
| 291 | client_reg.event_callback_args.client_data = link; |
| 292 | ret = pcmcia_register_client(&link->handle, &client_reg); |
| 293 | if (ret != 0) { |
| 294 | cs_error(link->handle, RegisterClient, ret); |
| 295 | fmvj18x_detach(link); |
| 296 | return NULL; |
| 297 | } |
| 298 | |
| 299 | return link; |
| 300 | } /* fmvj18x_attach */ |
| 301 | |
| 302 | /*====================================================================*/ |
| 303 | |
| 304 | static void fmvj18x_detach(dev_link_t *link) |
| 305 | { |
| 306 | struct net_device *dev = link->priv; |
| 307 | dev_link_t **linkp; |
| 308 | |
| 309 | DEBUG(0, "fmvj18x_detach(0x%p)\n", link); |
| 310 | |
| 311 | /* Locate device structure */ |
| 312 | for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) |
| 313 | if (*linkp == link) break; |
| 314 | if (*linkp == NULL) |
| 315 | return; |
| 316 | |
| 317 | if (link->dev) |
| 318 | unregister_netdev(dev); |
| 319 | |
| 320 | if (link->state & DEV_CONFIG) |
| 321 | fmvj18x_release(link); |
| 322 | |
| 323 | /* Break the link with Card Services */ |
| 324 | if (link->handle) |
| 325 | pcmcia_deregister_client(link->handle); |
| 326 | |
| 327 | /* Unlink device structure, free pieces */ |
| 328 | *linkp = link->next; |
| 329 | free_netdev(dev); |
| 330 | } /* fmvj18x_detach */ |
| 331 | |
| 332 | /*====================================================================*/ |
| 333 | |
| 334 | #define CS_CHECK(fn, ret) \ |
| 335 | do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) |
| 336 | |
| 337 | static int mfc_try_io_port(dev_link_t *link) |
| 338 | { |
| 339 | int i, ret; |
| 340 | static kio_addr_t serial_base[5] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8, 0x0 }; |
| 341 | |
| 342 | for (i = 0; i < 5; i++) { |
| 343 | link->io.BasePort2 = serial_base[i]; |
| 344 | link->io.Attributes2 = IO_DATA_PATH_WIDTH_8; |
| 345 | if (link->io.BasePort2 == 0) { |
| 346 | link->io.NumPorts2 = 0; |
| 347 | printk(KERN_NOTICE "fmvj18x_cs: out of resource for serial\n"); |
| 348 | } |
| 349 | ret = pcmcia_request_io(link->handle, &link->io); |
| 350 | if (ret == CS_SUCCESS) return ret; |
| 351 | } |
| 352 | return ret; |
| 353 | } |
| 354 | |
| 355 | static int ungermann_try_io_port(dev_link_t *link) |
| 356 | { |
| 357 | int ret; |
| 358 | kio_addr_t ioaddr; |
| 359 | /* |
| 360 | Ungermann-Bass Access/CARD accepts 0x300,0x320,0x340,0x360 |
| 361 | 0x380,0x3c0 only for ioport. |
| 362 | */ |
| 363 | for (ioaddr = 0x300; ioaddr < 0x3e0; ioaddr += 0x20) { |
| 364 | link->io.BasePort1 = ioaddr; |
| 365 | ret = pcmcia_request_io(link->handle, &link->io); |
| 366 | if (ret == CS_SUCCESS) { |
| 367 | /* calculate ConfigIndex value */ |
| 368 | link->conf.ConfigIndex = |
| 369 | ((link->io.BasePort1 & 0x0f0) >> 3) | 0x22; |
| 370 | return ret; |
| 371 | } |
| 372 | } |
| 373 | return ret; /* RequestIO failed */ |
| 374 | } |
| 375 | |
| 376 | static void fmvj18x_config(dev_link_t *link) |
| 377 | { |
| 378 | client_handle_t handle = link->handle; |
| 379 | struct net_device *dev = link->priv; |
| 380 | local_info_t *lp = netdev_priv(dev); |
| 381 | tuple_t tuple; |
| 382 | cisparse_t parse; |
| 383 | u_short buf[32]; |
| 384 | int i, last_fn, last_ret, ret; |
| 385 | kio_addr_t ioaddr; |
| 386 | cardtype_t cardtype; |
| 387 | char *card_name = "unknown"; |
| 388 | u_char *node_id; |
| 389 | |
| 390 | DEBUG(0, "fmvj18x_config(0x%p)\n", link); |
| 391 | |
| 392 | /* |
| 393 | This reads the card's CONFIG tuple to find its configuration |
| 394 | registers. |
| 395 | */ |
| 396 | tuple.DesiredTuple = CISTPL_CONFIG; |
| 397 | CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple)); |
| 398 | tuple.TupleData = (u_char *)buf; |
| 399 | tuple.TupleDataMax = 64; |
| 400 | tuple.TupleOffset = 0; |
| 401 | CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple)); |
| 402 | CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse)); |
| 403 | |
| 404 | /* Configure card */ |
| 405 | link->state |= DEV_CONFIG; |
| 406 | |
| 407 | link->conf.ConfigBase = parse.config.base; |
| 408 | link->conf.Present = parse.config.rmask[0]; |
| 409 | |
| 410 | tuple.DesiredTuple = CISTPL_FUNCE; |
| 411 | tuple.TupleOffset = 0; |
| 412 | if (pcmcia_get_first_tuple(handle, &tuple) == CS_SUCCESS) { |
| 413 | /* Yes, I have CISTPL_FUNCE. Let's check CISTPL_MANFID */ |
| 414 | tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; |
| 415 | CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple)); |
| 416 | CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple)); |
| 417 | CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse)); |
| 418 | link->conf.ConfigIndex = parse.cftable_entry.index; |
| 419 | tuple.DesiredTuple = CISTPL_MANFID; |
| 420 | if (pcmcia_get_first_tuple(handle, &tuple) == CS_SUCCESS) |
| 421 | CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple)); |
| 422 | else |
| 423 | buf[0] = 0xffff; |
| 424 | switch (le16_to_cpu(buf[0])) { |
| 425 | case MANFID_TDK: |
| 426 | cardtype = TDK; |
| 427 | if (le16_to_cpu(buf[1]) == PRODID_TDK_CF010) { |
| 428 | cs_status_t status; |
| 429 | pcmcia_get_status(handle, &status); |
| 430 | if (status.CardState & CS_EVENT_3VCARD) |
| 431 | link->conf.Vcc = 33; /* inserted in 3.3V slot */ |
Jun Komuro | f4d7510 | 2005-06-27 16:28:44 -0700 | [diff] [blame] | 432 | } else if (le16_to_cpu(buf[1]) == PRODID_TDK_GN3410 |
| 433 | || le16_to_cpu(buf[1]) == PRODID_TDK_NP9610 |
| 434 | || le16_to_cpu(buf[1]) == PRODID_TDK_MN3200) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 435 | /* MultiFunction Card */ |
| 436 | link->conf.ConfigBase = 0x800; |
| 437 | link->conf.ConfigIndex = 0x47; |
| 438 | link->io.NumPorts2 = 8; |
| 439 | } |
| 440 | break; |
| 441 | case MANFID_CONTEC: |
| 442 | cardtype = CONTEC; |
| 443 | break; |
| 444 | case MANFID_FUJITSU: |
| 445 | if (le16_to_cpu(buf[1]) == PRODID_FUJITSU_MBH10302) |
| 446 | /* RATOC REX-5588/9822/4886's PRODID are 0004(=MBH10302), |
| 447 | but these are MBH10304 based card. */ |
| 448 | cardtype = MBH10304; |
| 449 | else if (le16_to_cpu(buf[1]) == PRODID_FUJITSU_MBH10304) |
| 450 | cardtype = MBH10304; |
| 451 | else |
| 452 | cardtype = LA501; |
| 453 | break; |
| 454 | default: |
| 455 | cardtype = MBH10304; |
| 456 | } |
| 457 | } else { |
| 458 | /* old type card */ |
| 459 | tuple.DesiredTuple = CISTPL_MANFID; |
| 460 | if (pcmcia_get_first_tuple(handle, &tuple) == CS_SUCCESS) |
| 461 | CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple)); |
| 462 | else |
| 463 | buf[0] = 0xffff; |
| 464 | switch (le16_to_cpu(buf[0])) { |
| 465 | case MANFID_FUJITSU: |
| 466 | if (le16_to_cpu(buf[1]) == PRODID_FUJITSU_MBH10304) { |
| 467 | cardtype = XXX10304; /* MBH10304 with buggy CIS */ |
| 468 | link->conf.ConfigIndex = 0x20; |
| 469 | } else { |
| 470 | cardtype = MBH10302; /* NextCom NC5310, etc. */ |
| 471 | link->conf.ConfigIndex = 1; |
| 472 | } |
| 473 | break; |
| 474 | case MANFID_UNGERMANN: |
| 475 | cardtype = UNGERMANN; |
| 476 | break; |
| 477 | default: |
| 478 | cardtype = MBH10302; |
| 479 | link->conf.ConfigIndex = 1; |
| 480 | } |
| 481 | } |
| 482 | |
| 483 | if (link->io.NumPorts2 != 0) { |
| 484 | link->irq.Attributes = |
| 485 | IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED|IRQ_HANDLE_PRESENT; |
| 486 | ret = mfc_try_io_port(link); |
| 487 | if (ret != CS_SUCCESS) goto cs_failed; |
| 488 | } else if (cardtype == UNGERMANN) { |
| 489 | ret = ungermann_try_io_port(link); |
| 490 | if (ret != CS_SUCCESS) goto cs_failed; |
| 491 | } else { |
| 492 | CS_CHECK(RequestIO, pcmcia_request_io(link->handle, &link->io)); |
| 493 | } |
| 494 | CS_CHECK(RequestIRQ, pcmcia_request_irq(link->handle, &link->irq)); |
| 495 | CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link->handle, &link->conf)); |
| 496 | dev->irq = link->irq.AssignedIRQ; |
| 497 | dev->base_addr = link->io.BasePort1; |
| 498 | |
| 499 | if (link->io.BasePort2 != 0) |
| 500 | fmvj18x_setup_mfc(link); |
| 501 | |
| 502 | ioaddr = dev->base_addr; |
| 503 | |
| 504 | /* Reset controller */ |
| 505 | if (sram_config == 0) |
| 506 | outb(CONFIG0_RST, ioaddr + CONFIG_0); |
| 507 | else |
| 508 | outb(CONFIG0_RST_1, ioaddr + CONFIG_0); |
| 509 | |
| 510 | /* Power On chip and select bank 0 */ |
| 511 | if (cardtype == MBH10302) |
| 512 | outb(BANK_0, ioaddr + CONFIG_1); |
| 513 | else |
| 514 | outb(BANK_0U, ioaddr + CONFIG_1); |
| 515 | |
| 516 | /* Set hardware address */ |
| 517 | switch (cardtype) { |
| 518 | case MBH10304: |
| 519 | case TDK: |
| 520 | case LA501: |
| 521 | case CONTEC: |
| 522 | tuple.DesiredTuple = CISTPL_FUNCE; |
| 523 | tuple.TupleOffset = 0; |
| 524 | CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple)); |
| 525 | tuple.TupleOffset = 0; |
| 526 | CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple)); |
| 527 | if (cardtype == MBH10304) { |
| 528 | /* MBH10304's CIS_FUNCE is corrupted */ |
| 529 | node_id = &(tuple.TupleData[5]); |
| 530 | card_name = "FMV-J182"; |
| 531 | } else { |
| 532 | while (tuple.TupleData[0] != CISTPL_FUNCE_LAN_NODE_ID ) { |
| 533 | CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(handle, &tuple)); |
| 534 | CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple)); |
| 535 | } |
| 536 | node_id = &(tuple.TupleData[2]); |
| 537 | if( cardtype == TDK ) { |
| 538 | card_name = "TDK LAK-CD021"; |
| 539 | } else if( cardtype == LA501 ) { |
| 540 | card_name = "LA501"; |
| 541 | } else { |
| 542 | card_name = "C-NET(PC)C"; |
| 543 | } |
| 544 | } |
| 545 | /* Read MACID from CIS */ |
| 546 | for (i = 0; i < 6; i++) |
| 547 | dev->dev_addr[i] = node_id[i]; |
| 548 | break; |
| 549 | case UNGERMANN: |
| 550 | /* Read MACID from register */ |
| 551 | for (i = 0; i < 6; i++) |
| 552 | dev->dev_addr[i] = inb(ioaddr + UNGERMANN_MAC_ID + i); |
| 553 | card_name = "Access/CARD"; |
| 554 | break; |
| 555 | case XXX10304: |
| 556 | /* Read MACID from Buggy CIS */ |
| 557 | if (fmvj18x_get_hwinfo(link, tuple.TupleData) == -1) { |
| 558 | printk(KERN_NOTICE "fmvj18x_cs: unable to read hardware net address.\n"); |
| 559 | goto failed; |
| 560 | } |
| 561 | for (i = 0 ; i < 6; i++) { |
| 562 | dev->dev_addr[i] = tuple.TupleData[i]; |
| 563 | } |
| 564 | card_name = "FMV-J182"; |
| 565 | break; |
| 566 | case MBH10302: |
| 567 | default: |
| 568 | /* Read MACID from register */ |
| 569 | for (i = 0; i < 6; i++) |
| 570 | dev->dev_addr[i] = inb(ioaddr + MAC_ID + i); |
| 571 | card_name = "FMV-J181"; |
| 572 | break; |
| 573 | } |
| 574 | |
| 575 | lp->cardtype = cardtype; |
| 576 | link->dev = &lp->node; |
| 577 | link->state &= ~DEV_CONFIG_PENDING; |
| 578 | SET_NETDEV_DEV(dev, &handle_to_dev(handle)); |
| 579 | |
| 580 | if (register_netdev(dev) != 0) { |
| 581 | printk(KERN_NOTICE "fmvj18x_cs: register_netdev() failed\n"); |
| 582 | link->dev = NULL; |
| 583 | goto failed; |
| 584 | } |
| 585 | |
| 586 | strcpy(lp->node.dev_name, dev->name); |
| 587 | |
| 588 | /* print current configuration */ |
| 589 | printk(KERN_INFO "%s: %s, sram %s, port %#3lx, irq %d, hw_addr ", |
| 590 | dev->name, card_name, sram_config == 0 ? "4K TX*2" : "8K TX*2", |
| 591 | dev->base_addr, dev->irq); |
| 592 | for (i = 0; i < 6; i++) |
| 593 | printk("%02X%s", dev->dev_addr[i], ((i<5) ? ":" : "\n")); |
| 594 | |
| 595 | return; |
| 596 | |
| 597 | cs_failed: |
| 598 | /* All Card Services errors end up here */ |
| 599 | cs_error(link->handle, last_fn, last_ret); |
| 600 | failed: |
| 601 | fmvj18x_release(link); |
| 602 | link->state &= ~DEV_CONFIG_PENDING; |
| 603 | |
| 604 | } /* fmvj18x_config */ |
| 605 | /*====================================================================*/ |
| 606 | |
| 607 | static int fmvj18x_get_hwinfo(dev_link_t *link, u_char *node_id) |
| 608 | { |
| 609 | win_req_t req; |
| 610 | memreq_t mem; |
| 611 | u_char __iomem *base; |
| 612 | int i, j; |
| 613 | |
| 614 | /* Allocate a small memory window */ |
| 615 | req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE; |
| 616 | req.Base = 0; req.Size = 0; |
| 617 | req.AccessSpeed = 0; |
| 618 | i = pcmcia_request_window(&link->handle, &req, &link->win); |
| 619 | if (i != CS_SUCCESS) { |
| 620 | cs_error(link->handle, RequestWindow, i); |
| 621 | return -1; |
| 622 | } |
| 623 | |
| 624 | base = ioremap(req.Base, req.Size); |
| 625 | mem.Page = 0; |
| 626 | mem.CardOffset = 0; |
| 627 | pcmcia_map_mem_page(link->win, &mem); |
| 628 | |
| 629 | /* |
| 630 | * MBH10304 CISTPL_FUNCE_LAN_NODE_ID format |
| 631 | * 22 0d xx xx xx 04 06 yy yy yy yy yy yy ff |
| 632 | * 'xx' is garbage. |
| 633 | * 'yy' is MAC address. |
| 634 | */ |
| 635 | for (i = 0; i < 0x200; i++) { |
| 636 | if (readb(base+i*2) == 0x22) { |
| 637 | if (readb(base+(i-1)*2) == 0xff |
| 638 | && readb(base+(i+5)*2) == 0x04 |
| 639 | && readb(base+(i+6)*2) == 0x06 |
| 640 | && readb(base+(i+13)*2) == 0xff) |
| 641 | break; |
| 642 | } |
| 643 | } |
| 644 | |
| 645 | if (i != 0x200) { |
| 646 | for (j = 0 ; j < 6; j++,i++) { |
| 647 | node_id[j] = readb(base+(i+7)*2); |
| 648 | } |
| 649 | } |
| 650 | |
| 651 | iounmap(base); |
| 652 | j = pcmcia_release_window(link->win); |
| 653 | if (j != CS_SUCCESS) |
| 654 | cs_error(link->handle, ReleaseWindow, j); |
| 655 | return (i != 0x200) ? 0 : -1; |
| 656 | |
| 657 | } /* fmvj18x_get_hwinfo */ |
| 658 | /*====================================================================*/ |
| 659 | |
| 660 | static int fmvj18x_setup_mfc(dev_link_t *link) |
| 661 | { |
| 662 | win_req_t req; |
| 663 | memreq_t mem; |
| 664 | u_char __iomem *base; |
| 665 | int i, j; |
| 666 | struct net_device *dev = link->priv; |
| 667 | kio_addr_t ioaddr; |
| 668 | |
| 669 | /* Allocate a small memory window */ |
| 670 | req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE; |
| 671 | req.Base = 0; req.Size = 0; |
| 672 | req.AccessSpeed = 0; |
| 673 | i = pcmcia_request_window(&link->handle, &req, &link->win); |
| 674 | if (i != CS_SUCCESS) { |
| 675 | cs_error(link->handle, RequestWindow, i); |
| 676 | return -1; |
| 677 | } |
| 678 | |
| 679 | base = ioremap(req.Base, req.Size); |
| 680 | mem.Page = 0; |
| 681 | mem.CardOffset = 0; |
| 682 | pcmcia_map_mem_page(link->win, &mem); |
| 683 | |
| 684 | ioaddr = dev->base_addr; |
| 685 | writeb(0x47, base+0x800); /* Config Option Register of LAN */ |
| 686 | writeb(0x0, base+0x802); /* Config and Status Register */ |
| 687 | |
| 688 | writeb(ioaddr & 0xff, base+0x80a); /* I/O Base(Low) of LAN */ |
| 689 | writeb((ioaddr >> 8) & 0xff, base+0x80c); /* I/O Base(High) of LAN */ |
| 690 | |
| 691 | writeb(0x45, base+0x820); /* Config Option Register of Modem */ |
| 692 | writeb(0x8, base+0x822); /* Config and Status Register */ |
| 693 | |
| 694 | iounmap(base); |
| 695 | j = pcmcia_release_window(link->win); |
| 696 | if (j != CS_SUCCESS) |
| 697 | cs_error(link->handle, ReleaseWindow, j); |
| 698 | return 0; |
| 699 | |
| 700 | } |
| 701 | /*====================================================================*/ |
| 702 | |
| 703 | static void fmvj18x_release(dev_link_t *link) |
| 704 | { |
| 705 | |
| 706 | DEBUG(0, "fmvj18x_release(0x%p)\n", link); |
| 707 | |
| 708 | /* Don't bother checking to see if these succeed or not */ |
| 709 | pcmcia_release_window(link->win); |
| 710 | pcmcia_release_configuration(link->handle); |
| 711 | pcmcia_release_io(link->handle, &link->io); |
| 712 | pcmcia_release_irq(link->handle, &link->irq); |
| 713 | |
| 714 | link->state &= ~DEV_CONFIG; |
| 715 | } |
| 716 | |
| 717 | /*====================================================================*/ |
| 718 | |
| 719 | static int fmvj18x_event(event_t event, int priority, |
| 720 | event_callback_args_t *args) |
| 721 | { |
| 722 | dev_link_t *link = args->client_data; |
| 723 | struct net_device *dev = link->priv; |
| 724 | |
| 725 | DEBUG(1, "fmvj18x_event(0x%06x)\n", event); |
| 726 | |
| 727 | switch (event) { |
| 728 | case CS_EVENT_CARD_REMOVAL: |
| 729 | link->state &= ~DEV_PRESENT; |
| 730 | if (link->state & DEV_CONFIG) |
| 731 | netif_device_detach(dev); |
| 732 | break; |
| 733 | case CS_EVENT_CARD_INSERTION: |
| 734 | link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; |
| 735 | fmvj18x_config(link); |
| 736 | break; |
| 737 | case CS_EVENT_PM_SUSPEND: |
| 738 | link->state |= DEV_SUSPEND; |
| 739 | /* Fall through... */ |
| 740 | case CS_EVENT_RESET_PHYSICAL: |
| 741 | if (link->state & DEV_CONFIG) { |
| 742 | if (link->open) |
| 743 | netif_device_detach(dev); |
| 744 | pcmcia_release_configuration(link->handle); |
| 745 | } |
| 746 | break; |
| 747 | case CS_EVENT_PM_RESUME: |
| 748 | link->state &= ~DEV_SUSPEND; |
| 749 | /* Fall through... */ |
| 750 | case CS_EVENT_CARD_RESET: |
| 751 | if (link->state & DEV_CONFIG) { |
| 752 | pcmcia_request_configuration(link->handle, &link->conf); |
| 753 | if (link->open) { |
| 754 | fjn_reset(dev); |
| 755 | netif_device_attach(dev); |
| 756 | } |
| 757 | } |
| 758 | break; |
| 759 | } |
| 760 | return 0; |
| 761 | } /* fmvj18x_event */ |
| 762 | |
Dominik Brodowski | cda4de8 | 2005-06-27 16:28:22 -0700 | [diff] [blame] | 763 | static struct pcmcia_device_id fmvj18x_ids[] = { |
| 764 | PCMCIA_DEVICE_MANF_CARD(0x0004, 0x0004), |
| 765 | PCMCIA_DEVICE_PROD_ID12("EAGLE Technology", "NE200 ETHERNET LAN MBH10302 04", 0x528c88c4, 0x74f91e59), |
| 766 | PCMCIA_DEVICE_PROD_ID12("Eiger Labs,Inc", "EPX-10BT PC Card Ethernet 10BT", 0x53af556e, 0x877f9922), |
| 767 | PCMCIA_DEVICE_PROD_ID12("Eiger labs,Inc.", "EPX-10BT PC Card Ethernet 10BT", 0xf47e6c66, 0x877f9922), |
| 768 | PCMCIA_DEVICE_PROD_ID12("FUJITSU", "LAN Card(FMV-J182)", 0x6ee5a3d8, 0x5baf31db), |
| 769 | PCMCIA_DEVICE_PROD_ID12("FUJITSU", "MBH10308", 0x6ee5a3d8, 0x3f04875e), |
| 770 | PCMCIA_DEVICE_PROD_ID12("FUJITSU TOWA", "LA501", 0xb8451188, 0x12939ba2), |
| 771 | PCMCIA_DEVICE_PROD_ID12("HITACHI", "HT-4840-11", 0xf4f43949, 0x773910f4), |
| 772 | PCMCIA_DEVICE_PROD_ID12("NextComK.K.", "NC5310B Ver1.0 ", 0x8cef4d3a, 0x075fc7b6), |
| 773 | PCMCIA_DEVICE_PROD_ID12("NextComK.K.", "NC5310 Ver1.0 ", 0x8cef4d3a, 0xbccf43e6), |
| 774 | PCMCIA_DEVICE_PROD_ID12("RATOC System Inc.", "10BASE_T CARD R280", 0x85c10e17, 0xd9413666), |
| 775 | PCMCIA_DEVICE_PROD_ID12("TDK", "LAC-CD02x", 0x1eae9475, 0x8fa0ee70), |
| 776 | PCMCIA_DEVICE_PROD_ID12("TDK", "LAC-CF010", 0x1eae9475, 0x7683bc9a), |
| 777 | PCMCIA_DEVICE_PROD_ID1("CONTEC Co.,Ltd.", 0x58d8fee2), |
| 778 | PCMCIA_DEVICE_PROD_ID1("PCMCIA LAN MBH10304 ES", 0x2599f454), |
| 779 | PCMCIA_DEVICE_PROD_ID1("PCMCIA MBH10302", 0x8f4005da), |
| 780 | PCMCIA_DEVICE_PROD_ID1("UBKK,V2.0", 0x90888080), |
| 781 | PCMCIA_PFC_DEVICE_PROD_ID12(0, "TDK", "GlobalNetworker 3410/3412", 0x1eae9475, 0xd9a93bed), |
Jun Komuro | f4d7510 | 2005-06-27 16:28:44 -0700 | [diff] [blame] | 782 | PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0105, 0x0d0a), |
| 783 | PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0105, 0x0e0a), |
Dominik Brodowski | cda4de8 | 2005-06-27 16:28:22 -0700 | [diff] [blame] | 784 | PCMCIA_DEVICE_NULL, |
| 785 | }; |
| 786 | MODULE_DEVICE_TABLE(pcmcia, fmvj18x_ids); |
| 787 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 788 | static struct pcmcia_driver fmvj18x_cs_driver = { |
| 789 | .owner = THIS_MODULE, |
| 790 | .drv = { |
| 791 | .name = "fmvj18x_cs", |
| 792 | }, |
| 793 | .attach = fmvj18x_attach, |
Dominik Brodowski | 1e212f3 | 2005-07-07 17:59:00 -0700 | [diff] [blame] | 794 | .event = fmvj18x_event, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 795 | .detach = fmvj18x_detach, |
Dominik Brodowski | cda4de8 | 2005-06-27 16:28:22 -0700 | [diff] [blame] | 796 | .id_table = fmvj18x_ids, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 797 | }; |
| 798 | |
| 799 | static int __init init_fmvj18x_cs(void) |
| 800 | { |
| 801 | return pcmcia_register_driver(&fmvj18x_cs_driver); |
| 802 | } |
| 803 | |
| 804 | static void __exit exit_fmvj18x_cs(void) |
| 805 | { |
| 806 | pcmcia_unregister_driver(&fmvj18x_cs_driver); |
| 807 | BUG_ON(dev_list != NULL); |
| 808 | } |
| 809 | |
| 810 | module_init(init_fmvj18x_cs); |
| 811 | module_exit(exit_fmvj18x_cs); |
| 812 | |
| 813 | /*====================================================================*/ |
| 814 | |
| 815 | static irqreturn_t fjn_interrupt(int irq, void *dev_id, struct pt_regs *regs) |
| 816 | { |
| 817 | struct net_device *dev = dev_id; |
| 818 | local_info_t *lp = netdev_priv(dev); |
| 819 | kio_addr_t ioaddr; |
| 820 | unsigned short tx_stat, rx_stat; |
| 821 | |
| 822 | if (lp == NULL) { |
| 823 | printk(KERN_NOTICE "fjn_interrupt(): irq %d for " |
| 824 | "unknown device.\n", irq); |
| 825 | return IRQ_NONE; |
| 826 | } |
| 827 | ioaddr = dev->base_addr; |
| 828 | |
| 829 | /* avoid multiple interrupts */ |
| 830 | outw(0x0000, ioaddr + TX_INTR); |
| 831 | |
| 832 | /* wait for a while */ |
| 833 | udelay(1); |
| 834 | |
| 835 | /* get status */ |
| 836 | tx_stat = inb(ioaddr + TX_STATUS); |
| 837 | rx_stat = inb(ioaddr + RX_STATUS); |
| 838 | |
| 839 | /* clear status */ |
| 840 | outb(tx_stat, ioaddr + TX_STATUS); |
| 841 | outb(rx_stat, ioaddr + RX_STATUS); |
| 842 | |
| 843 | DEBUG(4, "%s: interrupt, rx_status %02x.\n", dev->name, rx_stat); |
| 844 | DEBUG(4, " tx_status %02x.\n", tx_stat); |
| 845 | |
| 846 | if (rx_stat || (inb(ioaddr + RX_MODE) & F_BUF_EMP) == 0) { |
| 847 | /* there is packet(s) in rx buffer */ |
| 848 | fjn_rx(dev); |
| 849 | } |
| 850 | if (tx_stat & F_TMT_RDY) { |
| 851 | lp->stats.tx_packets += lp->sent ; |
| 852 | lp->sent = 0 ; |
| 853 | if (lp->tx_queue) { |
| 854 | outb(DO_TX | lp->tx_queue, ioaddr + TX_START); |
| 855 | lp->sent = lp->tx_queue ; |
| 856 | lp->tx_queue = 0; |
| 857 | lp->tx_queue_len = 0; |
| 858 | dev->trans_start = jiffies; |
| 859 | } else { |
| 860 | lp->tx_started = 0; |
| 861 | } |
| 862 | netif_wake_queue(dev); |
| 863 | } |
| 864 | DEBUG(4, "%s: exiting interrupt,\n", dev->name); |
| 865 | DEBUG(4, " tx_status %02x, rx_status %02x.\n", tx_stat, rx_stat); |
| 866 | |
| 867 | outb(D_TX_INTR, ioaddr + TX_INTR); |
| 868 | outb(D_RX_INTR, ioaddr + RX_INTR); |
| 869 | return IRQ_HANDLED; |
| 870 | |
| 871 | } /* fjn_interrupt */ |
| 872 | |
| 873 | /*====================================================================*/ |
| 874 | |
| 875 | static void fjn_tx_timeout(struct net_device *dev) |
| 876 | { |
| 877 | struct local_info_t *lp = netdev_priv(dev); |
| 878 | kio_addr_t ioaddr = dev->base_addr; |
| 879 | |
| 880 | printk(KERN_NOTICE "%s: transmit timed out with status %04x, %s?\n", |
| 881 | dev->name, htons(inw(ioaddr + TX_STATUS)), |
| 882 | inb(ioaddr + TX_STATUS) & F_TMT_RDY |
| 883 | ? "IRQ conflict" : "network cable problem"); |
| 884 | printk(KERN_NOTICE "%s: timeout registers: %04x %04x %04x " |
| 885 | "%04x %04x %04x %04x %04x.\n", |
| 886 | dev->name, htons(inw(ioaddr + 0)), |
| 887 | htons(inw(ioaddr + 2)), htons(inw(ioaddr + 4)), |
| 888 | htons(inw(ioaddr + 6)), htons(inw(ioaddr + 8)), |
| 889 | htons(inw(ioaddr +10)), htons(inw(ioaddr +12)), |
| 890 | htons(inw(ioaddr +14))); |
| 891 | lp->stats.tx_errors++; |
| 892 | /* ToDo: We should try to restart the adaptor... */ |
| 893 | local_irq_disable(); |
| 894 | fjn_reset(dev); |
| 895 | |
| 896 | lp->tx_started = 0; |
| 897 | lp->tx_queue = 0; |
| 898 | lp->tx_queue_len = 0; |
| 899 | lp->sent = 0; |
| 900 | lp->open_time = jiffies; |
| 901 | local_irq_enable(); |
| 902 | netif_wake_queue(dev); |
| 903 | } |
| 904 | |
| 905 | static int fjn_start_xmit(struct sk_buff *skb, struct net_device *dev) |
| 906 | { |
| 907 | struct local_info_t *lp = netdev_priv(dev); |
| 908 | kio_addr_t ioaddr = dev->base_addr; |
| 909 | short length = skb->len; |
| 910 | |
| 911 | if (length < ETH_ZLEN) |
| 912 | { |
| 913 | skb = skb_padto(skb, ETH_ZLEN); |
| 914 | if (skb == NULL) |
| 915 | return 0; |
| 916 | length = ETH_ZLEN; |
| 917 | } |
| 918 | |
| 919 | netif_stop_queue(dev); |
| 920 | |
| 921 | { |
| 922 | unsigned char *buf = skb->data; |
| 923 | |
| 924 | if (length > ETH_FRAME_LEN) { |
| 925 | printk(KERN_NOTICE "%s: Attempting to send a large packet" |
| 926 | " (%d bytes).\n", dev->name, length); |
| 927 | return 1; |
| 928 | } |
| 929 | |
| 930 | DEBUG(4, "%s: Transmitting a packet of length %lu.\n", |
| 931 | dev->name, (unsigned long)skb->len); |
| 932 | lp->stats.tx_bytes += skb->len; |
| 933 | |
| 934 | /* Disable both interrupts. */ |
| 935 | outw(0x0000, ioaddr + TX_INTR); |
| 936 | |
| 937 | /* wait for a while */ |
| 938 | udelay(1); |
| 939 | |
| 940 | outw(length, ioaddr + DATAPORT); |
| 941 | outsw(ioaddr + DATAPORT, buf, (length + 1) >> 1); |
| 942 | |
| 943 | lp->tx_queue++; |
| 944 | lp->tx_queue_len += ((length+3) & ~1); |
| 945 | |
| 946 | if (lp->tx_started == 0) { |
| 947 | /* If the Tx is idle, always trigger a transmit. */ |
| 948 | outb(DO_TX | lp->tx_queue, ioaddr + TX_START); |
| 949 | lp->sent = lp->tx_queue ; |
| 950 | lp->tx_queue = 0; |
| 951 | lp->tx_queue_len = 0; |
| 952 | dev->trans_start = jiffies; |
| 953 | lp->tx_started = 1; |
| 954 | netif_start_queue(dev); |
| 955 | } else { |
| 956 | if( sram_config == 0 ) { |
| 957 | if (lp->tx_queue_len < (4096 - (ETH_FRAME_LEN +2)) ) |
| 958 | /* Yes, there is room for one more packet. */ |
| 959 | netif_start_queue(dev); |
| 960 | } else { |
| 961 | if (lp->tx_queue_len < (8192 - (ETH_FRAME_LEN +2)) && |
| 962 | lp->tx_queue < 127 ) |
| 963 | /* Yes, there is room for one more packet. */ |
| 964 | netif_start_queue(dev); |
| 965 | } |
| 966 | } |
| 967 | |
| 968 | /* Re-enable interrupts */ |
| 969 | outb(D_TX_INTR, ioaddr + TX_INTR); |
| 970 | outb(D_RX_INTR, ioaddr + RX_INTR); |
| 971 | } |
| 972 | dev_kfree_skb (skb); |
| 973 | |
| 974 | return 0; |
| 975 | } /* fjn_start_xmit */ |
| 976 | |
| 977 | /*====================================================================*/ |
| 978 | |
| 979 | static void fjn_reset(struct net_device *dev) |
| 980 | { |
| 981 | struct local_info_t *lp = netdev_priv(dev); |
| 982 | kio_addr_t ioaddr = dev->base_addr; |
| 983 | int i; |
| 984 | |
| 985 | DEBUG(4, "fjn_reset(%s) called.\n",dev->name); |
| 986 | |
| 987 | /* Reset controller */ |
| 988 | if( sram_config == 0 ) |
| 989 | outb(CONFIG0_RST, ioaddr + CONFIG_0); |
| 990 | else |
| 991 | outb(CONFIG0_RST_1, ioaddr + CONFIG_0); |
| 992 | |
| 993 | /* Power On chip and select bank 0 */ |
| 994 | if (lp->cardtype == MBH10302) |
| 995 | outb(BANK_0, ioaddr + CONFIG_1); |
| 996 | else |
| 997 | outb(BANK_0U, ioaddr + CONFIG_1); |
| 998 | |
| 999 | /* Set Tx modes */ |
| 1000 | outb(D_TX_MODE, ioaddr + TX_MODE); |
| 1001 | /* set Rx modes */ |
| 1002 | outb(ID_MATCHED, ioaddr + RX_MODE); |
| 1003 | |
| 1004 | /* Set hardware address */ |
| 1005 | for (i = 0; i < 6; i++) |
| 1006 | outb(dev->dev_addr[i], ioaddr + NODE_ID + i); |
| 1007 | |
| 1008 | /* Switch to bank 1 */ |
| 1009 | if (lp->cardtype == MBH10302) |
| 1010 | outb(BANK_1, ioaddr + CONFIG_1); |
| 1011 | else |
| 1012 | outb(BANK_1U, ioaddr + CONFIG_1); |
| 1013 | |
| 1014 | /* set the multicast table to accept none. */ |
Komuro | d9a8a0a | 2005-08-06 12:01:43 +0900 | [diff] [blame] | 1015 | for (i = 0; i < 8; i++) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1016 | outb(0x00, ioaddr + MAR_ADR + i); |
| 1017 | |
| 1018 | /* Switch to bank 2 (runtime mode) */ |
| 1019 | if (lp->cardtype == MBH10302) |
| 1020 | outb(BANK_2, ioaddr + CONFIG_1); |
| 1021 | else |
| 1022 | outb(BANK_2U, ioaddr + CONFIG_1); |
| 1023 | |
| 1024 | /* set 16col ctrl bits */ |
| 1025 | if( lp->cardtype == TDK || lp->cardtype == CONTEC) |
| 1026 | outb(TDK_AUTO_MODE, ioaddr + COL_CTRL); |
| 1027 | else |
| 1028 | outb(AUTO_MODE, ioaddr + COL_CTRL); |
| 1029 | |
| 1030 | /* clear Reserved Regs */ |
| 1031 | outb(0x00, ioaddr + BMPR12); |
| 1032 | outb(0x00, ioaddr + BMPR13); |
| 1033 | |
| 1034 | /* reset Skip packet reg. */ |
| 1035 | outb(0x01, ioaddr + RX_SKIP); |
| 1036 | |
| 1037 | /* Enable Tx and Rx */ |
| 1038 | if( sram_config == 0 ) |
| 1039 | outb(CONFIG0_DFL, ioaddr + CONFIG_0); |
| 1040 | else |
| 1041 | outb(CONFIG0_DFL_1, ioaddr + CONFIG_0); |
| 1042 | |
| 1043 | /* Init receive pointer ? */ |
| 1044 | inw(ioaddr + DATAPORT); |
| 1045 | inw(ioaddr + DATAPORT); |
| 1046 | |
| 1047 | /* Clear all status */ |
| 1048 | outb(0xff, ioaddr + TX_STATUS); |
| 1049 | outb(0xff, ioaddr + RX_STATUS); |
| 1050 | |
| 1051 | if (lp->cardtype == MBH10302) |
| 1052 | outb(INTR_OFF, ioaddr + LAN_CTRL); |
| 1053 | |
| 1054 | /* Turn on Rx interrupts */ |
| 1055 | outb(D_TX_INTR, ioaddr + TX_INTR); |
| 1056 | outb(D_RX_INTR, ioaddr + RX_INTR); |
| 1057 | |
| 1058 | /* Turn on interrupts from LAN card controller */ |
| 1059 | if (lp->cardtype == MBH10302) |
| 1060 | outb(INTR_ON, ioaddr + LAN_CTRL); |
| 1061 | } /* fjn_reset */ |
| 1062 | |
| 1063 | /*====================================================================*/ |
| 1064 | |
| 1065 | static void fjn_rx(struct net_device *dev) |
| 1066 | { |
| 1067 | struct local_info_t *lp = netdev_priv(dev); |
| 1068 | kio_addr_t ioaddr = dev->base_addr; |
| 1069 | int boguscount = 10; /* 5 -> 10: by agy 19940922 */ |
| 1070 | |
| 1071 | DEBUG(4, "%s: in rx_packet(), rx_status %02x.\n", |
| 1072 | dev->name, inb(ioaddr + RX_STATUS)); |
| 1073 | |
| 1074 | while ((inb(ioaddr + RX_MODE) & F_BUF_EMP) == 0) { |
| 1075 | u_short status = inw(ioaddr + DATAPORT); |
| 1076 | |
| 1077 | DEBUG(4, "%s: Rxing packet mode %02x status %04x.\n", |
| 1078 | dev->name, inb(ioaddr + RX_MODE), status); |
| 1079 | #ifndef final_version |
| 1080 | if (status == 0) { |
| 1081 | outb(F_SKP_PKT, ioaddr + RX_SKIP); |
| 1082 | break; |
| 1083 | } |
| 1084 | #endif |
| 1085 | if ((status & 0xF0) != 0x20) { /* There was an error. */ |
| 1086 | lp->stats.rx_errors++; |
| 1087 | if (status & F_LEN_ERR) lp->stats.rx_length_errors++; |
| 1088 | if (status & F_ALG_ERR) lp->stats.rx_frame_errors++; |
| 1089 | if (status & F_CRC_ERR) lp->stats.rx_crc_errors++; |
| 1090 | if (status & F_OVR_FLO) lp->stats.rx_over_errors++; |
| 1091 | } else { |
| 1092 | u_short pkt_len = inw(ioaddr + DATAPORT); |
| 1093 | /* Malloc up new buffer. */ |
| 1094 | struct sk_buff *skb; |
| 1095 | |
| 1096 | if (pkt_len > 1550) { |
| 1097 | printk(KERN_NOTICE "%s: The FMV-18x claimed a very " |
| 1098 | "large packet, size %d.\n", dev->name, pkt_len); |
| 1099 | outb(F_SKP_PKT, ioaddr + RX_SKIP); |
| 1100 | lp->stats.rx_errors++; |
| 1101 | break; |
| 1102 | } |
| 1103 | skb = dev_alloc_skb(pkt_len+2); |
| 1104 | if (skb == NULL) { |
| 1105 | printk(KERN_NOTICE "%s: Memory squeeze, dropping " |
| 1106 | "packet (len %d).\n", dev->name, pkt_len); |
| 1107 | outb(F_SKP_PKT, ioaddr + RX_SKIP); |
| 1108 | lp->stats.rx_dropped++; |
| 1109 | break; |
| 1110 | } |
| 1111 | skb->dev = dev; |
| 1112 | |
| 1113 | skb_reserve(skb, 2); |
| 1114 | insw(ioaddr + DATAPORT, skb_put(skb, pkt_len), |
| 1115 | (pkt_len + 1) >> 1); |
| 1116 | skb->protocol = eth_type_trans(skb, dev); |
| 1117 | |
| 1118 | #ifdef PCMCIA_DEBUG |
| 1119 | if (pc_debug > 5) { |
| 1120 | int i; |
| 1121 | printk(KERN_DEBUG "%s: Rxed packet of length %d: ", |
| 1122 | dev->name, pkt_len); |
| 1123 | for (i = 0; i < 14; i++) |
| 1124 | printk(" %02x", skb->data[i]); |
| 1125 | printk(".\n"); |
| 1126 | } |
| 1127 | #endif |
| 1128 | |
| 1129 | netif_rx(skb); |
| 1130 | dev->last_rx = jiffies; |
| 1131 | lp->stats.rx_packets++; |
| 1132 | lp->stats.rx_bytes += pkt_len; |
| 1133 | } |
| 1134 | if (--boguscount <= 0) |
| 1135 | break; |
| 1136 | } |
| 1137 | |
| 1138 | /* If any worth-while packets have been received, dev_rint() |
| 1139 | has done a netif_wake_queue() for us and will work on them |
| 1140 | when we get to the bottom-half routine. */ |
| 1141 | /* |
| 1142 | if (lp->cardtype != TDK) { |
| 1143 | int i; |
| 1144 | for (i = 0; i < 20; i++) { |
| 1145 | if ((inb(ioaddr + RX_MODE) & F_BUF_EMP) == F_BUF_EMP) |
| 1146 | break; |
| 1147 | (void)inw(ioaddr + DATAPORT); /+ dummy status read +/ |
| 1148 | outb(F_SKP_PKT, ioaddr + RX_SKIP); |
| 1149 | } |
| 1150 | |
| 1151 | if (i > 0) |
| 1152 | DEBUG(5, "%s: Exint Rx packet with mode %02x after " |
| 1153 | "%d ticks.\n", dev->name, inb(ioaddr + RX_MODE), i); |
| 1154 | } |
| 1155 | */ |
| 1156 | |
| 1157 | return; |
| 1158 | } /* fjn_rx */ |
| 1159 | |
| 1160 | /*====================================================================*/ |
| 1161 | |
| 1162 | static void netdev_get_drvinfo(struct net_device *dev, |
| 1163 | struct ethtool_drvinfo *info) |
| 1164 | { |
| 1165 | strcpy(info->driver, DRV_NAME); |
| 1166 | strcpy(info->version, DRV_VERSION); |
| 1167 | sprintf(info->bus_info, "PCMCIA 0x%lx", dev->base_addr); |
| 1168 | } |
| 1169 | |
| 1170 | #ifdef PCMCIA_DEBUG |
| 1171 | static u32 netdev_get_msglevel(struct net_device *dev) |
| 1172 | { |
| 1173 | return pc_debug; |
| 1174 | } |
| 1175 | |
| 1176 | static void netdev_set_msglevel(struct net_device *dev, u32 level) |
| 1177 | { |
| 1178 | pc_debug = level; |
| 1179 | } |
| 1180 | #endif /* PCMCIA_DEBUG */ |
| 1181 | |
| 1182 | static struct ethtool_ops netdev_ethtool_ops = { |
| 1183 | .get_drvinfo = netdev_get_drvinfo, |
| 1184 | #ifdef PCMCIA_DEBUG |
| 1185 | .get_msglevel = netdev_get_msglevel, |
| 1186 | .set_msglevel = netdev_set_msglevel, |
| 1187 | #endif /* PCMCIA_DEBUG */ |
| 1188 | }; |
| 1189 | |
| 1190 | static int fjn_config(struct net_device *dev, struct ifmap *map){ |
| 1191 | return 0; |
| 1192 | } |
| 1193 | |
| 1194 | static int fjn_open(struct net_device *dev) |
| 1195 | { |
| 1196 | struct local_info_t *lp = netdev_priv(dev); |
| 1197 | dev_link_t *link = &lp->link; |
| 1198 | |
| 1199 | DEBUG(4, "fjn_open('%s').\n", dev->name); |
| 1200 | |
| 1201 | if (!DEV_OK(link)) |
| 1202 | return -ENODEV; |
| 1203 | |
| 1204 | link->open++; |
| 1205 | |
| 1206 | fjn_reset(dev); |
| 1207 | |
| 1208 | lp->tx_started = 0; |
| 1209 | lp->tx_queue = 0; |
| 1210 | lp->tx_queue_len = 0; |
| 1211 | lp->open_time = jiffies; |
| 1212 | netif_start_queue(dev); |
| 1213 | |
| 1214 | return 0; |
| 1215 | } /* fjn_open */ |
| 1216 | |
| 1217 | /*====================================================================*/ |
| 1218 | |
| 1219 | static int fjn_close(struct net_device *dev) |
| 1220 | { |
| 1221 | struct local_info_t *lp = netdev_priv(dev); |
| 1222 | dev_link_t *link = &lp->link; |
| 1223 | kio_addr_t ioaddr = dev->base_addr; |
| 1224 | |
| 1225 | DEBUG(4, "fjn_close('%s').\n", dev->name); |
| 1226 | |
| 1227 | lp->open_time = 0; |
| 1228 | netif_stop_queue(dev); |
| 1229 | |
| 1230 | /* Set configuration register 0 to disable Tx and Rx. */ |
| 1231 | if( sram_config == 0 ) |
| 1232 | outb(CONFIG0_RST ,ioaddr + CONFIG_0); |
| 1233 | else |
| 1234 | outb(CONFIG0_RST_1 ,ioaddr + CONFIG_0); |
| 1235 | |
| 1236 | /* Update the statistics -- ToDo. */ |
| 1237 | |
| 1238 | /* Power-down the chip. Green, green, green! */ |
| 1239 | outb(CHIP_OFF ,ioaddr + CONFIG_1); |
| 1240 | |
| 1241 | /* Set the ethernet adaptor disable IRQ */ |
| 1242 | if (lp->cardtype == MBH10302) |
| 1243 | outb(INTR_OFF, ioaddr + LAN_CTRL); |
| 1244 | |
| 1245 | link->open--; |
| 1246 | |
| 1247 | return 0; |
| 1248 | } /* fjn_close */ |
| 1249 | |
| 1250 | /*====================================================================*/ |
| 1251 | |
| 1252 | static struct net_device_stats *fjn_get_stats(struct net_device *dev) |
| 1253 | { |
| 1254 | local_info_t *lp = netdev_priv(dev); |
| 1255 | return &lp->stats; |
| 1256 | } /* fjn_get_stats */ |
| 1257 | |
| 1258 | /*====================================================================*/ |
| 1259 | |
| 1260 | /* |
| 1261 | Set the multicast/promiscuous mode for this adaptor. |
| 1262 | */ |
| 1263 | |
| 1264 | static void set_rx_mode(struct net_device *dev) |
| 1265 | { |
| 1266 | kio_addr_t ioaddr = dev->base_addr; |
| 1267 | struct local_info_t *lp = netdev_priv(dev); |
| 1268 | u_char mc_filter[8]; /* Multicast hash filter */ |
| 1269 | u_long flags; |
| 1270 | int i; |
| 1271 | |
Komuro | d9a8a0a | 2005-08-06 12:01:43 +0900 | [diff] [blame] | 1272 | int saved_config_0 = inb(ioaddr + CONFIG_0); |
| 1273 | |
| 1274 | local_irq_save(flags); |
| 1275 | |
| 1276 | /* Disable Tx and Rx */ |
| 1277 | if (sram_config == 0) |
| 1278 | outb(CONFIG0_RST, ioaddr + CONFIG_0); |
| 1279 | else |
| 1280 | outb(CONFIG0_RST_1, ioaddr + CONFIG_0); |
| 1281 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1282 | if (dev->flags & IFF_PROMISC) { |
| 1283 | /* Unconditionally log net taps. */ |
| 1284 | printk("%s: Promiscuous mode enabled.\n", dev->name); |
| 1285 | memset(mc_filter, 0xff, sizeof(mc_filter)); |
| 1286 | outb(3, ioaddr + RX_MODE); /* Enable promiscuous mode */ |
| 1287 | } else if (dev->mc_count > MC_FILTERBREAK |
| 1288 | || (dev->flags & IFF_ALLMULTI)) { |
| 1289 | /* Too many to filter perfectly -- accept all multicasts. */ |
| 1290 | memset(mc_filter, 0xff, sizeof(mc_filter)); |
| 1291 | outb(2, ioaddr + RX_MODE); /* Use normal mode. */ |
| 1292 | } else if (dev->mc_count == 0) { |
| 1293 | memset(mc_filter, 0x00, sizeof(mc_filter)); |
| 1294 | outb(1, ioaddr + RX_MODE); /* Ignore almost all multicasts. */ |
| 1295 | } else { |
| 1296 | struct dev_mc_list *mclist; |
| 1297 | int i; |
| 1298 | |
| 1299 | memset(mc_filter, 0, sizeof(mc_filter)); |
| 1300 | for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; |
| 1301 | i++, mclist = mclist->next) { |
| 1302 | unsigned int bit = |
Komuro | d9a8a0a | 2005-08-06 12:01:43 +0900 | [diff] [blame] | 1303 | ether_crc_le(ETH_ALEN, mclist->dmi_addr) >> 26; |
| 1304 | mc_filter[bit >> 3] |= (1 << (bit & 7)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1305 | } |
Komuro | d9a8a0a | 2005-08-06 12:01:43 +0900 | [diff] [blame] | 1306 | outb(2, ioaddr + RX_MODE); /* Use normal mode. */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1307 | } |
| 1308 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1309 | if (memcmp(mc_filter, lp->mc_filter, sizeof(mc_filter))) { |
| 1310 | int saved_bank = inb(ioaddr + CONFIG_1); |
| 1311 | /* Switch to bank 1 and set the multicast table. */ |
| 1312 | outb(0xe4, ioaddr + CONFIG_1); |
| 1313 | for (i = 0; i < 8; i++) |
Komuro | d9a8a0a | 2005-08-06 12:01:43 +0900 | [diff] [blame] | 1314 | outb(mc_filter[i], ioaddr + MAR_ADR + i); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1315 | memcpy(lp->mc_filter, mc_filter, sizeof(mc_filter)); |
| 1316 | outb(saved_bank, ioaddr + CONFIG_1); |
| 1317 | } |
Komuro | d9a8a0a | 2005-08-06 12:01:43 +0900 | [diff] [blame] | 1318 | |
| 1319 | outb(saved_config_0, ioaddr + CONFIG_0); |
| 1320 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1321 | local_irq_restore(flags); |
| 1322 | } |