1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * linux/drivers/acorn/net/etherh.c 4 * 5 * Copyright (C) 2000-2002 Russell King 6 * 7 * NS8390 I-cubed EtherH and ANT EtherM specific driver 8 * Thanks to I-Cubed for information on their cards. 9 * EtherM conversion (C) 1999 Chris Kemp and Tim Watterton 10 * EtherM integration (C) 2000 Aleph One Ltd (Tak-Shing Chan) 11 * EtherM integration re-engineered by Russell King. 12 * 13 * Changelog: 14 * 08-12-1996 RMK 1.00 Created 15 * RMK 1.03 Added support for EtherLan500 cards 16 * 23-11-1997 RMK 1.04 Added media autodetection 17 * 16-04-1998 RMK 1.05 Improved media autodetection 18 * 10-02-2000 RMK 1.06 Updated for 2.3.43 19 * 13-05-2000 RMK 1.07 Updated for 2.3.99-pre8 20 * 12-10-1999 CK/TEW EtherM driver first release 21 * 21-12-2000 TTC EtherH/EtherM integration 22 * 25-12-2000 RMK 1.08 Clean integration of EtherM into this driver. 23 * 03-01-2002 RMK 1.09 Always enable IRQs if we're in the nic slot. 24 */ 25 26 #include <linux/module.h> 27 #include <linux/kernel.h> 28 #include <linux/types.h> 29 #include <linux/fcntl.h> 30 #include <linux/interrupt.h> 31 #include <linux/ioport.h> 32 #include <linux/in.h> 33 #include <linux/string.h> 34 #include <linux/errno.h> 35 #include <linux/netdevice.h> 36 #include <linux/etherdevice.h> 37 #include <linux/ethtool.h> 38 #include <linux/skbuff.h> 39 #include <linux/delay.h> 40 #include <linux/device.h> 41 #include <linux/init.h> 42 #include <linux/bitops.h> 43 #include <linux/jiffies.h> 44 45 #include <asm/ecard.h> 46 #include <asm/io.h> 47 #include <asm/system_info.h> 48 49 #define EI_SHIFT(x) (ei_local->reg_offset[x]) 50 51 #define ei_inb(_p) readb((void __iomem *)_p) 52 #define ei_outb(_v,_p) writeb(_v,(void __iomem *)_p) 53 #define ei_inb_p(_p) readb((void __iomem *)_p) 54 #define ei_outb_p(_v,_p) writeb(_v,(void __iomem *)_p) 55 56 #define DRV_NAME "etherh" 57 #define DRV_VERSION "1.11" 58 59 static char version[] = 60 "EtherH/EtherM Driver (c) 2002-2004 Russell King " DRV_VERSION "\n"; 61 62 #include "lib8390.c" 63 64 struct etherh_priv { 65 void __iomem *ioc_fast; 66 void __iomem *memc; 67 void __iomem *dma_base; 68 unsigned int id; 69 void __iomem *ctrl_port; 70 unsigned char ctrl; 71 u32 supported; 72 }; 73 74 struct etherh_data { 75 unsigned long ns8390_offset; 76 unsigned long dataport_offset; 77 unsigned long ctrlport_offset; 78 int ctrl_ioc; 79 const char name[16]; 80 u32 supported; 81 unsigned char tx_start_page; 82 unsigned char stop_page; 83 }; 84 85 MODULE_AUTHOR("Russell King"); 86 MODULE_DESCRIPTION("EtherH/EtherM driver"); 87 MODULE_LICENSE("GPL"); 88 89 #define ETHERH500_DATAPORT 0x800 /* MEMC */ 90 #define ETHERH500_NS8390 0x000 /* MEMC */ 91 #define ETHERH500_CTRLPORT 0x800 /* IOC */ 92 93 #define ETHERH600_DATAPORT 0x040 /* MEMC */ 94 #define ETHERH600_NS8390 0x800 /* MEMC */ 95 #define ETHERH600_CTRLPORT 0x200 /* MEMC */ 96 97 #define ETHERH_CP_IE 1 98 #define ETHERH_CP_IF 2 99 #define ETHERH_CP_HEARTBEAT 2 100 101 #define ETHERH_TX_START_PAGE 1 102 #define ETHERH_STOP_PAGE 127 103 104 /* 105 * These came from CK/TEW 106 */ 107 #define ETHERM_DATAPORT 0x200 /* MEMC */ 108 #define ETHERM_NS8390 0x800 /* MEMC */ 109 #define ETHERM_CTRLPORT 0x23c /* MEMC */ 110 111 #define ETHERM_TX_START_PAGE 64 112 #define ETHERM_STOP_PAGE 127 113 114 /* ------------------------------------------------------------------------ */ 115 116 #define etherh_priv(dev) \ 117 ((struct etherh_priv *)(((char *)netdev_priv(dev)) + sizeof(struct ei_device))) 118 119 static inline void etherh_set_ctrl(struct etherh_priv *eh, unsigned char mask) 120 { 121 unsigned char ctrl = eh->ctrl | mask; 122 eh->ctrl = ctrl; 123 writeb(ctrl, eh->ctrl_port); 124 } 125 126 static inline void etherh_clr_ctrl(struct etherh_priv *eh, unsigned char mask) 127 { 128 unsigned char ctrl = eh->ctrl & ~mask; 129 eh->ctrl = ctrl; 130 writeb(ctrl, eh->ctrl_port); 131 } 132 133 static inline unsigned int etherh_get_stat(struct etherh_priv *eh) 134 { 135 return readb(eh->ctrl_port); 136 } 137 138 139 140 141 static void etherh_irq_enable(ecard_t *ec, int irqnr) 142 { 143 struct etherh_priv *eh = ec->irq_data; 144 145 etherh_set_ctrl(eh, ETHERH_CP_IE); 146 } 147 148 static void etherh_irq_disable(ecard_t *ec, int irqnr) 149 { 150 struct etherh_priv *eh = ec->irq_data; 151 152 etherh_clr_ctrl(eh, ETHERH_CP_IE); 153 } 154 155 static expansioncard_ops_t etherh_ops = { 156 .irqenable = etherh_irq_enable, 157 .irqdisable = etherh_irq_disable, 158 }; 159 160 161 162 163 static void 164 etherh_setif(struct net_device *dev) 165 { 166 struct ei_device *ei_local = netdev_priv(dev); 167 unsigned long flags; 168 void __iomem *addr; 169 170 local_irq_save(flags); 171 172 /* set the interface type */ 173 switch (etherh_priv(dev)->id) { 174 case PROD_I3_ETHERLAN600: 175 case PROD_I3_ETHERLAN600A: 176 addr = (void __iomem *)dev->base_addr + EN0_RCNTHI; 177 178 switch (dev->if_port) { 179 case IF_PORT_10BASE2: 180 writeb((readb(addr) & 0xf8) | 1, addr); 181 break; 182 case IF_PORT_10BASET: 183 writeb((readb(addr) & 0xf8), addr); 184 break; 185 } 186 break; 187 188 case PROD_I3_ETHERLAN500: 189 switch (dev->if_port) { 190 case IF_PORT_10BASE2: 191 etherh_clr_ctrl(etherh_priv(dev), ETHERH_CP_IF); 192 break; 193 194 case IF_PORT_10BASET: 195 etherh_set_ctrl(etherh_priv(dev), ETHERH_CP_IF); 196 break; 197 } 198 break; 199 200 default: 201 break; 202 } 203 204 local_irq_restore(flags); 205 } 206 207 static int 208 etherh_getifstat(struct net_device *dev) 209 { 210 struct ei_device *ei_local = netdev_priv(dev); 211 void __iomem *addr; 212 int stat = 0; 213 214 switch (etherh_priv(dev)->id) { 215 case PROD_I3_ETHERLAN600: 216 case PROD_I3_ETHERLAN600A: 217 addr = (void __iomem *)dev->base_addr + EN0_RCNTHI; 218 switch (dev->if_port) { 219 case IF_PORT_10BASE2: 220 stat = 1; 221 break; 222 case IF_PORT_10BASET: 223 stat = readb(addr) & 4; 224 break; 225 } 226 break; 227 228 case PROD_I3_ETHERLAN500: 229 switch (dev->if_port) { 230 case IF_PORT_10BASE2: 231 stat = 1; 232 break; 233 case IF_PORT_10BASET: 234 stat = etherh_get_stat(etherh_priv(dev)) & ETHERH_CP_HEARTBEAT; 235 break; 236 } 237 break; 238 239 default: 240 stat = 0; 241 break; 242 } 243 244 return stat != 0; 245 } 246 247 /* 248 * Configure the interface. Note that we ignore the other 249 * parts of ifmap, since its mostly meaningless for this driver. 250 */ 251 static int etherh_set_config(struct net_device *dev, struct ifmap *map) 252 { 253 switch (map->port) { 254 case IF_PORT_10BASE2: 255 case IF_PORT_10BASET: 256 /* 257 * If the user explicitly sets the interface 258 * media type, turn off automedia detection. 259 */ 260 dev->flags &= ~IFF_AUTOMEDIA; 261 WRITE_ONCE(dev->if_port, map->port); 262 break; 263 264 default: 265 return -EINVAL; 266 } 267 268 etherh_setif(dev); 269 270 return 0; 271 } 272 273 /* 274 * Reset the 8390 (hard reset). Note that we can't actually do this. 275 */ 276 static void 277 etherh_reset(struct net_device *dev) 278 { 279 struct ei_device *ei_local = netdev_priv(dev); 280 void __iomem *addr = (void __iomem *)dev->base_addr; 281 282 writeb(E8390_NODMA+E8390_PAGE0+E8390_STOP, addr); 283 284 /* 285 * See if we need to change the interface type. 286 * Note that we use 'interface_num' as a flag 287 * to indicate that we need to change the media. 288 */ 289 if (dev->flags & IFF_AUTOMEDIA && ei_local->interface_num) { 290 ei_local->interface_num = 0; 291 292 if (dev->if_port == IF_PORT_10BASET) 293 dev->if_port = IF_PORT_10BASE2; 294 else 295 dev->if_port = IF_PORT_10BASET; 296 297 etherh_setif(dev); 298 } 299 } 300 301 /* 302 * Write a block of data out to the 8390 303 */ 304 static void 305 etherh_block_output (struct net_device *dev, int count, const unsigned char *buf, int start_page) 306 { 307 struct ei_device *ei_local = netdev_priv(dev); 308 unsigned long dma_start; 309 void __iomem *dma_base, *addr; 310 311 if (ei_local->dmaing) { 312 netdev_err(dev, "DMAing conflict in etherh_block_input: " 313 " DMAstat %d irqlock %d\n", 314 ei_local->dmaing, ei_local->irqlock); 315 return; 316 } 317 318 /* 319 * Make sure we have a round number of bytes if we're in word mode. 320 */ 321 if (count & 1 && ei_local->word16) 322 count++; 323 324 ei_local->dmaing = 1; 325 326 addr = (void __iomem *)dev->base_addr; 327 dma_base = etherh_priv(dev)->dma_base; 328 329 count = (count + 1) & ~1; 330 writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD); 331 332 writeb (0x42, addr + EN0_RCNTLO); 333 writeb (0x00, addr + EN0_RCNTHI); 334 writeb (0x42, addr + EN0_RSARLO); 335 writeb (0x00, addr + EN0_RSARHI); 336 writeb (E8390_RREAD | E8390_START, addr + E8390_CMD); 337 338 udelay (1); 339 340 writeb (ENISR_RDC, addr + EN0_ISR); 341 writeb (count, addr + EN0_RCNTLO); 342 writeb (count >> 8, addr + EN0_RCNTHI); 343 writeb (0, addr + EN0_RSARLO); 344 writeb (start_page, addr + EN0_RSARHI); 345 writeb (E8390_RWRITE | E8390_START, addr + E8390_CMD); 346 347 if (ei_local->word16) 348 writesw (dma_base, buf, count >> 1); 349 else 350 writesb (dma_base, buf, count); 351 352 dma_start = jiffies; 353 354 while ((readb (addr + EN0_ISR) & ENISR_RDC) == 0) 355 if (time_after(jiffies, dma_start + 2*HZ/100)) { /* 20ms */ 356 netdev_warn(dev, "timeout waiting for TX RDC\n"); 357 etherh_reset (dev); 358 __NS8390_init (dev, 1); 359 break; 360 } 361 362 writeb (ENISR_RDC, addr + EN0_ISR); 363 ei_local->dmaing = 0; 364 } 365 366 /* 367 * Read a block of data from the 8390 368 */ 369 static void 370 etherh_block_input (struct net_device *dev, int count, struct sk_buff *skb, int ring_offset) 371 { 372 struct ei_device *ei_local = netdev_priv(dev); 373 unsigned char *buf; 374 void __iomem *dma_base, *addr; 375 376 if (ei_local->dmaing) { 377 netdev_err(dev, "DMAing conflict in etherh_block_input: " 378 " DMAstat %d irqlock %d\n", 379 ei_local->dmaing, ei_local->irqlock); 380 return; 381 } 382 383 ei_local->dmaing = 1; 384 385 addr = (void __iomem *)dev->base_addr; 386 dma_base = etherh_priv(dev)->dma_base; 387 388 buf = skb->data; 389 writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD); 390 writeb (count, addr + EN0_RCNTLO); 391 writeb (count >> 8, addr + EN0_RCNTHI); 392 writeb (ring_offset, addr + EN0_RSARLO); 393 writeb (ring_offset >> 8, addr + EN0_RSARHI); 394 writeb (E8390_RREAD | E8390_START, addr + E8390_CMD); 395 396 if (ei_local->word16) { 397 readsw (dma_base, buf, count >> 1); 398 if (count & 1) 399 buf[count - 1] = readb (dma_base); 400 } else 401 readsb (dma_base, buf, count); 402 403 writeb (ENISR_RDC, addr + EN0_ISR); 404 ei_local->dmaing = 0; 405 } 406 407 /* 408 * Read a header from the 8390 409 */ 410 static void 411 etherh_get_header (struct net_device *dev, struct e8390_pkt_hdr *hdr, int ring_page) 412 { 413 struct ei_device *ei_local = netdev_priv(dev); 414 void __iomem *dma_base, *addr; 415 416 if (ei_local->dmaing) { 417 netdev_err(dev, "DMAing conflict in etherh_get_header: " 418 " DMAstat %d irqlock %d\n", 419 ei_local->dmaing, ei_local->irqlock); 420 return; 421 } 422 423 ei_local->dmaing = 1; 424 425 addr = (void __iomem *)dev->base_addr; 426 dma_base = etherh_priv(dev)->dma_base; 427 428 writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD); 429 writeb (sizeof (*hdr), addr + EN0_RCNTLO); 430 writeb (0, addr + EN0_RCNTHI); 431 writeb (0, addr + EN0_RSARLO); 432 writeb (ring_page, addr + EN0_RSARHI); 433 writeb (E8390_RREAD | E8390_START, addr + E8390_CMD); 434 435 if (ei_local->word16) 436 readsw (dma_base, hdr, sizeof (*hdr) >> 1); 437 else 438 readsb (dma_base, hdr, sizeof (*hdr)); 439 440 writeb (ENISR_RDC, addr + EN0_ISR); 441 ei_local->dmaing = 0; 442 } 443 444 /* 445 * Open/initialize the board. This is called (in the current kernel) 446 * sometime after booting when the 'ifconfig' program is run. 447 * 448 * This routine should set everything up anew at each open, even 449 * registers that "should" only need to be set once at boot, so that 450 * there is non-reboot way to recover if something goes wrong. 451 */ 452 static int 453 etherh_open(struct net_device *dev) 454 { 455 struct ei_device *ei_local = netdev_priv(dev); 456 457 if (request_irq(dev->irq, __ei_interrupt, 0, dev->name, dev)) 458 return -EAGAIN; 459 460 /* 461 * Make sure that we aren't going to change the 462 * media type on the next reset - we are about to 463 * do automedia manually now. 464 */ 465 ei_local->interface_num = 0; 466 467 /* 468 * If we are doing automedia detection, do it now. 469 * This is more reliable than the 8390's detection. 470 */ 471 if (dev->flags & IFF_AUTOMEDIA) { 472 dev->if_port = IF_PORT_10BASET; 473 etherh_setif(dev); 474 mdelay(1); 475 if (!etherh_getifstat(dev)) { 476 dev->if_port = IF_PORT_10BASE2; 477 etherh_setif(dev); 478 } 479 } else 480 etherh_setif(dev); 481 482 etherh_reset(dev); 483 __ei_open(dev); 484 485 return 0; 486 } 487 488 /* 489 * The inverse routine to etherh_open(). 490 */ 491 static int 492 etherh_close(struct net_device *dev) 493 { 494 __ei_close (dev); 495 free_irq (dev->irq, dev); 496 return 0; 497 } 498 499 /* 500 * Read the ethernet address string from the on board rom. 501 * This is an ascii string... 502 */ 503 static int etherh_addr(char *addr, struct expansion_card *ec) 504 { 505 struct in_chunk_dir cd; 506 char *s; 507 508 if (!ecard_readchunk(&cd, ec, 0xf5, 0)) { 509 printk(KERN_ERR "%s: unable to read module description string\n", 510 dev_name(&ec->dev)); 511 goto no_addr; 512 } 513 514 s = strchr(cd.d.string, '('); 515 if (s) { 516 int i; 517 518 for (i = 0; i < 6; i++) { 519 addr[i] = simple_strtoul(s + 1, &s, 0x10); 520 if (*s != (i == 5? ')' : ':')) 521 break; 522 } 523 524 if (i == 6) 525 return 0; 526 } 527 528 printk(KERN_ERR "%s: unable to parse MAC address: %s\n", 529 dev_name(&ec->dev), cd.d.string); 530 531 no_addr: 532 return -ENODEV; 533 } 534 535 /* 536 * Create an ethernet address from the system serial number. 537 */ 538 static int __init etherm_addr(char *addr) 539 { 540 unsigned int serial; 541 542 if (system_serial_low == 0 && system_serial_high == 0) 543 return -ENODEV; 544 545 serial = system_serial_low | system_serial_high; 546 547 addr[0] = 0; 548 addr[1] = 0; 549 addr[2] = 0xa4; 550 addr[3] = 0x10 + (serial >> 24); 551 addr[4] = serial >> 16; 552 addr[5] = serial >> 8; 553 return 0; 554 } 555 556 static void etherh_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) 557 { 558 strscpy(info->driver, DRV_NAME, sizeof(info->driver)); 559 strscpy(info->version, DRV_VERSION, sizeof(info->version)); 560 strscpy(info->bus_info, dev_name(dev->dev.parent), 561 sizeof(info->bus_info)); 562 } 563 564 static int etherh_get_link_ksettings(struct net_device *dev, 565 struct ethtool_link_ksettings *cmd) 566 { 567 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, 568 etherh_priv(dev)->supported); 569 cmd->base.speed = SPEED_10; 570 cmd->base.duplex = DUPLEX_HALF; 571 cmd->base.port = dev->if_port == IF_PORT_10BASET ? PORT_TP : PORT_BNC; 572 cmd->base.autoneg = (dev->flags & IFF_AUTOMEDIA ? AUTONEG_ENABLE : 573 AUTONEG_DISABLE); 574 return 0; 575 } 576 577 static int etherh_set_link_ksettings(struct net_device *dev, 578 const struct ethtool_link_ksettings *cmd) 579 { 580 switch (cmd->base.autoneg) { 581 case AUTONEG_ENABLE: 582 dev->flags |= IFF_AUTOMEDIA; 583 break; 584 585 case AUTONEG_DISABLE: 586 switch (cmd->base.port) { 587 case PORT_TP: 588 dev->if_port = IF_PORT_10BASET; 589 break; 590 591 case PORT_BNC: 592 dev->if_port = IF_PORT_10BASE2; 593 break; 594 595 default: 596 return -EINVAL; 597 } 598 dev->flags &= ~IFF_AUTOMEDIA; 599 break; 600 601 default: 602 return -EINVAL; 603 } 604 605 etherh_setif(dev); 606 607 return 0; 608 } 609 610 static u32 etherh_get_msglevel(struct net_device *dev) 611 { 612 struct ei_device *ei_local = netdev_priv(dev); 613 614 return ei_local->msg_enable; 615 } 616 617 static void etherh_set_msglevel(struct net_device *dev, u32 v) 618 { 619 struct ei_device *ei_local = netdev_priv(dev); 620 621 ei_local->msg_enable = v; 622 } 623 624 static const struct ethtool_ops etherh_ethtool_ops = { 625 .get_drvinfo = etherh_get_drvinfo, 626 .get_ts_info = ethtool_op_get_ts_info, 627 .get_msglevel = etherh_get_msglevel, 628 .set_msglevel = etherh_set_msglevel, 629 .get_link_ksettings = etherh_get_link_ksettings, 630 .set_link_ksettings = etherh_set_link_ksettings, 631 }; 632 633 static const struct net_device_ops etherh_netdev_ops = { 634 .ndo_open = etherh_open, 635 .ndo_stop = etherh_close, 636 .ndo_set_config = etherh_set_config, 637 .ndo_start_xmit = __ei_start_xmit, 638 .ndo_tx_timeout = __ei_tx_timeout, 639 .ndo_get_stats = __ei_get_stats, 640 .ndo_set_rx_mode = __ei_set_multicast_list, 641 .ndo_validate_addr = eth_validate_addr, 642 .ndo_set_mac_address = eth_mac_addr, 643 #ifdef CONFIG_NET_POLL_CONTROLLER 644 .ndo_poll_controller = __ei_poll, 645 #endif 646 }; 647 648 static u32 etherh_regoffsets[16]; 649 static u32 etherm_regoffsets[16]; 650 651 static int 652 etherh_probe(struct expansion_card *ec, const struct ecard_id *id) 653 { 654 const struct etherh_data *data = id->data; 655 struct ei_device *ei_local; 656 struct net_device *dev; 657 struct etherh_priv *eh; 658 u8 addr[ETH_ALEN]; 659 int ret; 660 661 ret = ecard_request_resources(ec); 662 if (ret) 663 goto out; 664 665 dev = ____alloc_ei_netdev(sizeof(struct etherh_priv)); 666 if (!dev) { 667 ret = -ENOMEM; 668 goto release; 669 } 670 671 SET_NETDEV_DEV(dev, &ec->dev); 672 673 dev->netdev_ops = ðerh_netdev_ops; 674 dev->irq = ec->irq; 675 dev->ethtool_ops = ðerh_ethtool_ops; 676 677 if (data->supported & SUPPORTED_Autoneg) 678 dev->flags |= IFF_AUTOMEDIA; 679 if (data->supported & SUPPORTED_TP) { 680 dev->flags |= IFF_PORTSEL; 681 dev->if_port = IF_PORT_10BASET; 682 } else if (data->supported & SUPPORTED_BNC) { 683 dev->flags |= IFF_PORTSEL; 684 dev->if_port = IF_PORT_10BASE2; 685 } else 686 dev->if_port = IF_PORT_UNKNOWN; 687 688 eh = etherh_priv(dev); 689 eh->supported = data->supported; 690 eh->ctrl = 0; 691 eh->id = ec->cid.product; 692 eh->memc = ecardm_iomap(ec, ECARD_RES_MEMC, 0, PAGE_SIZE); 693 if (!eh->memc) { 694 ret = -ENOMEM; 695 goto free; 696 } 697 698 eh->ctrl_port = eh->memc; 699 if (data->ctrl_ioc) { 700 eh->ioc_fast = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, PAGE_SIZE); 701 if (!eh->ioc_fast) { 702 ret = -ENOMEM; 703 goto free; 704 } 705 eh->ctrl_port = eh->ioc_fast; 706 } 707 708 dev->base_addr = (unsigned long)eh->memc + data->ns8390_offset; 709 eh->dma_base = eh->memc + data->dataport_offset; 710 eh->ctrl_port += data->ctrlport_offset; 711 712 /* 713 * IRQ and control port handling - only for non-NIC slot cards. 714 */ 715 if (ec->slot_no != 8) { 716 ecard_setirq(ec, ðerh_ops, eh); 717 } else { 718 /* 719 * If we're in the NIC slot, make sure the IRQ is enabled 720 */ 721 etherh_set_ctrl(eh, ETHERH_CP_IE); 722 } 723 724 ei_local = netdev_priv(dev); 725 spin_lock_init(&ei_local->page_lock); 726 727 if (ec->cid.product == PROD_ANT_ETHERM) { 728 etherm_addr(addr); 729 ei_local->reg_offset = etherm_regoffsets; 730 } else { 731 etherh_addr(addr, ec); 732 ei_local->reg_offset = etherh_regoffsets; 733 } 734 eth_hw_addr_set(dev, addr); 735 736 ei_local->name = dev->name; 737 ei_local->word16 = 1; 738 ei_local->tx_start_page = data->tx_start_page; 739 ei_local->rx_start_page = ei_local->tx_start_page + TX_PAGES; 740 ei_local->stop_page = data->stop_page; 741 ei_local->reset_8390 = etherh_reset; 742 ei_local->block_input = etherh_block_input; 743 ei_local->block_output = etherh_block_output; 744 ei_local->get_8390_hdr = etherh_get_header; 745 ei_local->interface_num = 0; 746 747 etherh_reset(dev); 748 __NS8390_init(dev, 0); 749 750 ret = register_netdev(dev); 751 if (ret) 752 goto free; 753 754 netdev_info(dev, "%s in slot %d, %pM\n", 755 data->name, ec->slot_no, dev->dev_addr); 756 757 ecard_set_drvdata(ec, dev); 758 759 return 0; 760 761 free: 762 free_netdev(dev); 763 release: 764 ecard_release_resources(ec); 765 out: 766 return ret; 767 } 768 769 static void etherh_remove(struct expansion_card *ec) 770 { 771 struct net_device *dev = ecard_get_drvdata(ec); 772 773 ecard_set_drvdata(ec, NULL); 774 775 unregister_netdev(dev); 776 777 free_netdev(dev); 778 779 ecard_release_resources(ec); 780 } 781 782 static struct etherh_data etherm_data = { 783 .ns8390_offset = ETHERM_NS8390, 784 .dataport_offset = ETHERM_NS8390 + ETHERM_DATAPORT, 785 .ctrlport_offset = ETHERM_NS8390 + ETHERM_CTRLPORT, 786 .name = "ANT EtherM", 787 .supported = SUPPORTED_10baseT_Half, 788 .tx_start_page = ETHERM_TX_START_PAGE, 789 .stop_page = ETHERM_STOP_PAGE, 790 }; 791 792 static struct etherh_data etherlan500_data = { 793 .ns8390_offset = ETHERH500_NS8390, 794 .dataport_offset = ETHERH500_NS8390 + ETHERH500_DATAPORT, 795 .ctrlport_offset = ETHERH500_CTRLPORT, 796 .ctrl_ioc = 1, 797 .name = "i3 EtherH 500", 798 .supported = SUPPORTED_10baseT_Half, 799 .tx_start_page = ETHERH_TX_START_PAGE, 800 .stop_page = ETHERH_STOP_PAGE, 801 }; 802 803 static struct etherh_data etherlan600_data = { 804 .ns8390_offset = ETHERH600_NS8390, 805 .dataport_offset = ETHERH600_NS8390 + ETHERH600_DATAPORT, 806 .ctrlport_offset = ETHERH600_NS8390 + ETHERH600_CTRLPORT, 807 .name = "i3 EtherH 600", 808 .supported = SUPPORTED_10baseT_Half | SUPPORTED_TP | SUPPORTED_BNC | SUPPORTED_Autoneg, 809 .tx_start_page = ETHERH_TX_START_PAGE, 810 .stop_page = ETHERH_STOP_PAGE, 811 }; 812 813 static struct etherh_data etherlan600a_data = { 814 .ns8390_offset = ETHERH600_NS8390, 815 .dataport_offset = ETHERH600_NS8390 + ETHERH600_DATAPORT, 816 .ctrlport_offset = ETHERH600_NS8390 + ETHERH600_CTRLPORT, 817 .name = "i3 EtherH 600A", 818 .supported = SUPPORTED_10baseT_Half | SUPPORTED_TP | SUPPORTED_BNC | SUPPORTED_Autoneg, 819 .tx_start_page = ETHERH_TX_START_PAGE, 820 .stop_page = ETHERH_STOP_PAGE, 821 }; 822 823 static const struct ecard_id etherh_ids[] = { 824 { MANU_ANT, PROD_ANT_ETHERM, ðerm_data }, 825 { MANU_I3, PROD_I3_ETHERLAN500, ðerlan500_data }, 826 { MANU_I3, PROD_I3_ETHERLAN600, ðerlan600_data }, 827 { MANU_I3, PROD_I3_ETHERLAN600A, ðerlan600a_data }, 828 { 0xffff, 0xffff } 829 }; 830 831 static struct ecard_driver etherh_driver = { 832 .probe = etherh_probe, 833 .remove = etherh_remove, 834 .id_table = etherh_ids, 835 .drv = { 836 .name = DRV_NAME, 837 }, 838 }; 839 840 static int __init etherh_init(void) 841 { 842 int i; 843 844 for (i = 0; i < 16; i++) { 845 etherh_regoffsets[i] = i << 2; 846 etherm_regoffsets[i] = i << 5; 847 } 848 849 return ecard_register_driver(ðerh_driver); 850 } 851 852 static void __exit etherh_exit(void) 853 { 854 ecard_remove_driver(ðerh_driver); 855 } 856 857 module_init(etherh_init); 858 module_exit(etherh_exit); 859