sys/contrib/dev/oltr/if_oltr.c

   1 /*
   2  * Copyright (c) 1998, Larry Lile
   3  * All rights reserved.
   4  *
   5  * For latest sources and information on this driver, please
   6  * go to http://anarchy.stdio.com.
   7  *
   8  * Questions, comments or suggestions should be directed to
   9  * Larry Lile <lile@stdio.com>.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice unmodified, this list of conditions, and the following
  16  *    disclaimer.
  17  * 2. Redistributions in binary form must reproduce the above copyright
  18  *    notice, this list of conditions and the following disclaimer in the
  19  *    documentation and/or other materials provided with the distribution.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  *
  33  * $FreeBSD: src/sys/contrib/dev/oltr/if_oltr.c,v 1.11.2.5 2001/10/20 04:15:21 mdodd Exp $
  34  * $DragonFly: src/sys/contrib/dev/oltr/Attic/if_oltr.c,v 1.16 2005/01/23 20:21:30 joerg Exp $
  35  */
  36
  37 #include <sys/param.h>
  38 #include <sys/systm.h>
  39 #include <sys/sockio.h>
  40 #include <sys/mbuf.h>
  41 #include <sys/malloc.h>
  42 #include <sys/kernel.h>
  43 #include <sys/socket.h>
  44 #include <sys/param.h>
  45
  46 #include <net/if.h>
  47 #include <net/if_arp.h>
  48 #include <net/iso88025.h>
  49 #include <net/ethernet.h>
  50 #include <net/if_dl.h>
  51 #include <net/if_media.h>
  52 #include <net/iso88025.h>
  53
  54 #if defined(__DragonFly__) || (NBPFILTER > 0)
  55 #include <net/bpf.h>
  56 #endif
  57
  58 #include <vm/vm.h>              /* for vtophys */
  59 #include <vm/pmap.h>            /* for vtophys */
  60 #include <machine/bus_memio.h>
  61 #include <machine/bus_pio.h>
  62 #include <machine/bus.h>
  63 #include <machine/resource.h>
  64 #include <machine/clock.h>
  65 #include <sys/bus.h>
  66 #include <sys/rman.h>
  67
  68 #include <bus/pci/pcireg.h>
  69 #include <bus/pci/pcivar.h>
  70
  71 #include "contrib/dev/oltr/trlld.h"
  72
  73 /*#define DEBUG_MASK DEBUG_POLL*/
  74
  75 #ifndef DEBUG_MASK
  76 #define DEBUG_MASK 0x0000
  77 #endif
  78
  79 #define DEBUG_POLL      0x0001
  80 #define DEBUG_INT       0x0002
  81 #define DEBUG_INIT      0x0004
  82 #define DEBUG_FN_ENT    0x8000
  83
  84 #define PCI_VENDOR_OLICOM 0x108D
  85
  86 #define MIN3(A,B,C) (MIN(A, (MIN(B, C))))
  87
  88 char *AdapterName[] = {
  89         /*  0 */ "Olicom XT Adapter [unsupported]",
  90         /*  1 */ "Olicom OC-3115",
  91         /*  2 */ "Olicom ISA 16/4 Adapter (OC-3117)",
  92         /*  3 */ "Olicom ISA 16/4 Adapter (OC-3118)",
  93         /*  4 */ "Olicom MCA 16/4 Adapter (OC-3129) [unsupported]",
  94         /*  5 */ "Olicom MCA 16/4 Adapter (OC-3129) [unsupported]",
  95         /*  6 */ "Olicom MCA 16/4 Adapter (OC-3129) [unsupported]",
  96         /*  7 */ "Olicom EISA 16/4 Adapter (OC-3133)",
  97         /*  8 */ "Olicom EISA 16/4 Adapter (OC-3133)",
  98         /*  9 */ "Olicom EISA 16/4 Server Adapter (OC-3135)",
  99         /* 10 */ "Olicom PCI 16/4 Adapter (OC-3136)",
 100         /* 11 */ "Olicom PCI 16/4 Adapter (OC-3136)",
 101         /* 12 */ "Olicom PCI/II 16/4 Adapter (OC-3137)",
 102         /* 13 */ "Olicom PCI 16/4 Adapter (OC-3139)",
 103         /* 14 */ "Olicom RapidFire 3140 16/4 PCI Adapter (OC-3140)",
 104         /* 15 */ "Olicom RapidFire 3141 Fiber Adapter (OC-3141)",
 105         /* 16 */ "Olicom PCMCIA 16/4 Adapter (OC-3220) [unsupported]",
 106         /* 17 */ "Olicom PCMCIA 16/4 Adapter (OC-3121, OC-3230, OC-3232) [unsupported]",
 107         /* 18 */ "Olicom PCMCIA 16/4 Adapter (OC-3250)",
 108         /* 19 */ "Olicom RapidFire 3540 100/16/4 Adapter (OC-3540)"
 109 };
 110
 111 /*
 112  * Glue function prototypes for PMW kit IO
 113  */
 114
 115 #ifndef TRlldInlineIO
 116 static void DriverOutByte       (unsigned short, unsigned char);
 117 static void DriverOutWord       (unsigned short, unsigned short);
 118 static void DriverOutDword      (unsigned short, unsigned long);
 119 static void DriverRepOutByte    (unsigned short, unsigned char  *, int);
 120 static void DriverRepOutWord    (unsigned short, unsigned short *, int);
 121 static void DriverRepOutDword   (unsigned short, unsigned long  *, int);
 122 static unsigned char  DriverInByte (unsigned short);
 123 static unsigned short DriverInWord (unsigned short);
 124 static unsigned long  DriverInDword (unsigned short);
 125 static void DriverRepInByte     (unsigned short, unsigned char  *, int);
 126 static void DriverRepInWord     (unsigned short, unsigned short *, int);
 127 static void DriverRepInDword    (unsigned short, unsigned long  *, int);
 128 #endif /*TRlldInlineIO*/
 129 static void DriverSuspend       (unsigned short);
 130 static void DriverStatus        (void *, TRlldStatus_t *);
 131 static void DriverCloseCompleted (void *);
 132 static void DriverStatistics    (void *, TRlldStatistics_t *);
 133 static void DriverTransmitFrameCompleted (void *, void *, int);
 134 static void DriverReceiveFrameCompleted (void *, int, int, void *, int);
 135
 136 static TRlldDriver_t LldDriver = {
 137         TRLLD_VERSION,
 138 #ifndef TRlldInlineIO
 139         DriverOutByte,
 140         DriverOutWord,
 141         DriverOutDword,
 142         DriverRepOutByte,
 143         DriverRepOutWord,
 144         DriverRepOutDword,
 145         DriverInByte,
 146         DriverInWord,
 147         DriverInDword,
 148         DriverRepInByte,
 149         DriverRepInWord,
 150         DriverRepInDword,
 151 #endif /*TRlldInlineIO*/
 152         DriverSuspend,
 153         DriverStatus,
 154         DriverCloseCompleted,
 155         DriverStatistics,
 156         DriverTransmitFrameCompleted,
 157         DriverReceiveFrameCompleted,
 158 };
 159
 160 struct oltr_rx_buf {
 161         int                     index;
 162         char                    *data;
 163         u_long                  address;
 164 };
 165
 166 struct oltr_tx_buf {
 167         int                     index;
 168         char                    *data;
 169         u_long                  address;
 170 };
 171
 172 #define RING_BUFFER_LEN         16
 173 #define RING_BUFFER(x)          ((RING_BUFFER_LEN - 1) & x)
 174 #define RX_BUFFER_LEN           2048
 175 #define TX_BUFFER_LEN           2048
 176
 177 struct oltr_softc {
 178         struct arpcom           arpcom;
 179         struct ifmedia          ifmedia;
 180         bus_space_handle_t      oltr_bhandle;
 181         bus_space_tag_t         oltr_btag;
 182         void                    *oltr_intrhand;
 183         struct resource         *oltr_irq;
 184         struct resource         *oltr_res;
 185         int                     unit;
 186         int                     state;
 187 #define OL_UNKNOWN      0
 188 #define OL_INIT         1
 189 #define OL_READY        2
 190 #define OL_CLOSING      3
 191 #define OL_CLOSED       4
 192 #define OL_OPENING      5
 193 #define OL_OPEN         6
 194 #define OL_PROMISC      7
 195 #define OL_DEAD         8
 196         struct oltr_rx_buf      rx_ring[RING_BUFFER_LEN];
 197         int                     tx_head, tx_avail, tx_frame;
 198         struct oltr_tx_buf      tx_ring[RING_BUFFER_LEN];
 199         TRlldTransmit_t         frame_ring[RING_BUFFER_LEN];
 200         struct mbuf             *restart;
 201         TRlldAdapter_t          TRlldAdapter;
 202         TRlldStatistics_t       statistics;
 203         TRlldStatistics_t       current;
 204         TRlldAdapterConfig_t    config;
 205         u_short                 AdapterMode;
 206         u_long                  GroupAddress;
 207         u_long                  FunctionalAddress;
 208         struct callout          oltr_poll_ch;
 209         /*struct callout_handle oltr_stat_ch;*/
 210         void                    *work_memory;
 211 };
 212
 213 #define SELF_TEST_POLLS 32
 214
 215 void oltr_poll                  (void *);
 216 /*void oltr_stat                        (void *);*/
 217
 218 static void oltr_start          (struct ifnet *);
 219 static void oltr_stop           (struct oltr_softc *);
 220 static void oltr_close          (struct oltr_softc *);
 221 static void oltr_init           (void *);
 222 static int oltr_ioctl           (struct ifnet *, u_long, caddr_t,
 223                                  struct ucred *);
 224 static void oltr_intr           (void *);
 225 static int oltr_ifmedia_upd     (struct ifnet *);
 226 static void oltr_ifmedia_sts    (struct ifnet *, struct ifmediareq *);
 227
 228 #if defined(__DragonFly__) || __FreeBSD_version > 400000
 229
 230 static int oltr_pci_probe               (device_t);
 231 static int oltr_pci_attach      (device_t);
 232 static int oltr_pci_detach      (device_t);
 233 static void oltr_pci_shutdown   (device_t);
 234
 235 static device_method_t oltr_methods[] = {
 236         DEVMETHOD(device_probe,         oltr_pci_probe),
 237         DEVMETHOD(device_attach,        oltr_pci_attach),
 238         DEVMETHOD(device_detach,        oltr_pci_detach),
 239         DEVMETHOD(device_shutdown,      oltr_pci_shutdown),
 240         { 0, 0 }
 241 };
 242
 243 static driver_t oltr_driver = {
 244         "oltr",
 245         oltr_methods,
 246         sizeof(struct oltr_softc)
 247 };
 248
 249 static devclass_t oltr_devclass;
 250
 251 DRIVER_MODULE(oltr, pci, oltr_driver, oltr_devclass, 0, 0);
 252
 253 static int
 254 oltr_pci_probe(device_t dev)
 255 {
 256         int                     i, rc;
 257         char                    PCIConfigHeader[64];
 258         TRlldAdapterConfig_t    config;
 259
 260         if ((pci_get_vendor(dev) == PCI_VENDOR_OLICOM) &&
 261            ((pci_get_device(dev) == 0x0001) ||
 262             (pci_get_device(dev) == 0x0004) ||
 263             (pci_get_device(dev) == 0x0005) ||
 264             (pci_get_device(dev) == 0x0007) ||
 265             (pci_get_device(dev) == 0x0008))) {
 266
 267                 for (i = 0; i < sizeof(PCIConfigHeader); i++)
 268                         PCIConfigHeader[i] = pci_read_config(dev, i, 1);
 269
 270                 rc = TRlldPCIConfig(&LldDriver, &config, PCIConfigHeader);
 271                 if (rc == TRLLD_PCICONFIG_FAIL) {
 272                         device_printf(dev, "TRlldPciConfig failed!\n");
 273                         return(ENXIO);
 274                 }
 275                 if (rc == TRLLD_PCICONFIG_VERSION) {
 276                         device_printf(dev, "wrong LLD version\n");
 277                         return(ENXIO);
 278                 }
 279                 device_set_desc(dev, AdapterName[config.type]);
 280                 return(0);
 281         }
 282         return(ENXIO);
 283 }
 284
 285 static int
 286 oltr_pci_attach(device_t dev)
 287 {
 288         int                     i, s, rc = 0, rid,
 289                                 scratch_size;
 290         int                     media = IFM_TOKEN|IFM_TOK_UTP16;
 291         u_long                  command;
 292         char                    PCIConfigHeader[64];
 293         struct oltr_softc               *sc = device_get_softc(dev);
 294         struct ifnet            *ifp = &sc->arpcom.ac_if;
 295
 296         s = splimp();
 297
 298         bzero(sc, sizeof(struct oltr_softc));
 299         sc->unit = device_get_unit(dev);
 300         sc->state = OL_UNKNOWN;
 301
 302         for (i = 0; i < sizeof(PCIConfigHeader); i++)
 303                 PCIConfigHeader[i] = pci_read_config(dev, i, 1);
 304
 305         switch(TRlldPCIConfig(&LldDriver, &sc->config, PCIConfigHeader)) {
 306         case TRLLD_PCICONFIG_OK:
 307                 break;
 308         case TRLLD_PCICONFIG_SET_COMMAND:
 309                 device_printf(dev, "enabling bus master mode\n");
 310                 command = pci_read_config(dev, PCIR_COMMAND, 4);
 311                 pci_write_config(dev, PCIR_COMMAND,
 312                         (command | PCIM_CMD_BUSMASTEREN), 4);
 313                 command = pci_read_config(dev, PCIR_COMMAND, 4);
 314                 if (!(command & PCIM_CMD_BUSMASTEREN)) {
 315                         device_printf(dev, "failed to enable bus master mode\n");
 316                         goto config_failed;
 317                 }
 318                 break;
 319         case TRLLD_PCICONFIG_FAIL:
 320                 device_printf(dev, "TRlldPciConfig failed!\n");
 321                 goto config_failed;
 322                 break;
 323         case TRLLD_PCICONFIG_VERSION:
 324                 device_printf(dev, "wrong LLD version\n");
 325                 goto config_failed;
 326                 break;
 327         }
 328         device_printf(dev, "MAC address %6D\n", sc->config.macaddress, ":");
 329
 330         scratch_size = TRlldAdapterSize();
 331         if (bootverbose)
 332                 device_printf(dev, "adapter memory block size %d bytes\n", scratch_size);
 333         sc->TRlldAdapter = (TRlldAdapter_t)malloc(scratch_size, M_DEVBUF, M_NOWAIT);
 334         if (sc->TRlldAdapter == NULL) {
 335                 device_printf(dev, "couldn't allocate scratch buffer (%d bytes)\n", scratch_size);
 336                 goto config_failed;
 337         }
 338
 339         /*
 340          * Allocate RX/TX Pools
 341          */
 342         for (i = 0; i < RING_BUFFER_LEN; i++) {
 343                 sc->rx_ring[i].index = i;
 344                 sc->rx_ring[i].data = (char *)malloc(RX_BUFFER_LEN, M_DEVBUF, M_NOWAIT);
 345                 sc->rx_ring[i].address = vtophys(sc->rx_ring[i].data);
 346                 sc->tx_ring[i].index = i;
 347                 sc->tx_ring[i].data = (char *)malloc(TX_BUFFER_LEN, M_DEVBUF, M_NOWAIT);
 348                 sc->tx_ring[i].address = vtophys(sc->tx_ring[i].data);
 349                 if ((!sc->rx_ring[i].data) || (!sc->tx_ring[i].data)) {
 350                         device_printf(dev, "unable to allocate ring buffers\n");
 351                         while (i > 0) {
 352                                 if (sc->rx_ring[i].data)
 353                                         free(sc->rx_ring[i].data, M_DEVBUF);
 354                                 if (sc->tx_ring[i].data)
 355                                         free(sc->tx_ring[i].data, M_DEVBUF);
 356                                 i--;
 357                         }
 358                         goto config_failed;
 359                 }
 360         }
 361
 362         /*
 363          * Allocate interrupt and DMA channel
 364          */
 365         rid = 0;
 366         sc->oltr_irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1,
 367                 (sc->config.mode & TRLLD_MODE_SHARE_INTERRUPT ? RF_ACTIVE | RF_SHAREABLE : RF_ACTIVE));
 368         if (sc->oltr_irq == NULL) {
 369                 device_printf(dev, "couldn't map interrupt\n");
 370                 goto config_failed;
 371         }
 372         if (bus_setup_intr(dev, sc->oltr_irq, INTR_TYPE_NET, oltr_intr, sc, &sc->oltr_intrhand)) {
 373                 device_printf(dev, "couldn't setup interrupt\n");
 374                 bus_release_resource(dev, SYS_RES_IRQ, 0, sc->oltr_irq);
 375                 goto config_failed;
 376         }
 377
 378         /*
 379          * Do the ifnet initialization
 380          */
 381         ifp->if_softc   = sc;
 382         if_initname(ifp, "oltr", device_get_unit(dev));
 383         ifp->if_init    = oltr_init;
 384         ifp->if_start   = oltr_start;
 385         ifp->if_ioctl   = oltr_ioctl;
 386         ifp->if_flags   = IFF_BROADCAST;
 387         bcopy(sc->config.macaddress, sc->arpcom.ac_enaddr, sizeof(sc->config.macaddress));
 388
 389         /*
 390          * Do ifmedia setup.
 391          */
 392         ifmedia_init(&sc->ifmedia, 0, oltr_ifmedia_upd, oltr_ifmedia_sts);
 393         rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
 394         switch(sc->config.type) {
 395         case TRLLD_ADAPTER_PCI7:        /* OC-3540 */
 396                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP100, 0, NULL);
 397                 /* FALL THROUGH */
 398         case TRLLD_ADAPTER_PCI4:        /* OC-3139 */
 399         case TRLLD_ADAPTER_PCI5:        /* OC-3140 */
 400         case TRLLD_ADAPTER_PCI6:        /* OC-3141 */
 401                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_AUTO, 0, NULL);
 402                 media = IFM_TOKEN|IFM_AUTO;
 403                 rc = TRlldSetSpeed(sc->TRlldAdapter, 0);
 404                 /* FALL THROUGH */
 405         default:
 406                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP4, 0, NULL);
 407                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP16, 0, NULL);
 408                 break;
 409         }
 410         sc->ifmedia.ifm_media = media;
 411         ifmedia_set(&sc->ifmedia, media);
 412
 413         /*
 414          * Attach the interface
 415          */
 416         ifp->if_snd.ifq_maxlen = IFQ_MAXLEN;
 417         iso88025_ifattach(ifp);
 418
 419         splx(s);
 420         return(0);
 421
 422 config_failed:
 423
 424         splx(s);
 425         return(ENXIO);
 426 }
 427
 428 static int
 429 oltr_pci_detach(device_t dev)
 430 {
 431         struct oltr_softc       *sc = device_get_softc(dev);
 432         struct ifnet            *ifp = &sc->arpcom.ac_if;
 433         int s, i;
 434
 435         device_printf(dev, "driver unloading\n");
 436
 437         s = splimp();
 438
 439         if_detach(ifp);
 440         if (sc->state > OL_CLOSED)
 441                 oltr_stop(sc);
 442
 443         callout_stop(&sc->oltr_poll_ch);
 444         /*untimeout(oltr_stat, (void *)sc, sc->oltr_stat_ch);*/
 445
 446         bus_teardown_intr(dev, sc->oltr_irq, sc->oltr_intrhand);
 447         bus_release_resource(dev, SYS_RES_IRQ, 0, sc->oltr_irq);
 448
 449         /* Deallocate all dynamic memory regions */
 450         for (i = 0; i < RING_BUFFER_LEN; i++) {
 451                 free(sc->rx_ring[i].data, M_DEVBUF);
 452                 free(sc->tx_ring[i].data, M_DEVBUF);
 453         }
 454         if (sc->work_memory)
 455                 free(sc->work_memory, M_DEVBUF);
 456         free(sc->TRlldAdapter, M_DEVBUF);
 457
 458         (void)splx(s);
 459
 460         return(0);
 461 }
 462
 463 static void
 464 oltr_pci_shutdown(device_t dev)
 465 {
 466         struct oltr_softc               *sc = device_get_softc(dev);
 467
 468         device_printf(dev, "oltr_pci_shutdown called\n");
 469
 470         if (sc->state > OL_CLOSED)
 471                 oltr_stop(sc);
 472
 473         return;
 474 }
 475
 476 #else
 477
 478 static const char *oltr_pci_probe       (pcici_t, pcidi_t);
 479 static void oltr_pci_attach             (pcici_t, int);
 480
 481 static unsigned long oltr_count = 0;
 482
 483 static struct pci_device oltr_device = {
 484         "oltr",
 485         oltr_pci_probe,
 486         oltr_pci_attach,
 487         &oltr_count,
 488         NULL
 489 };
 490
 491 DATA_SET(pcidevice_set, oltr_device);
 492
 493 static const char *
 494 oltr_pci_probe(pcici_t config_id, pcidi_t device_id)
 495 {
 496         int                     i, rc;
 497         char                    PCIConfigHeader[64];
 498         TRlldAdapterConfig_t    config;
 499
 500         if (((device_id & 0xffff) == PCI_VENDOR_OLICOM) && (
 501             (((device_id >> 16) & 0xffff) == 0x0001) ||
 502             (((device_id >> 16) & 0xffff) == 0x0004) ||
 503             (((device_id >> 16) & 0xffff) == 0x0005) ||
 504             (((device_id >> 16) & 0xffff) == 0x0007) ||
 505             (((device_id >> 16) & 0xffff) == 0x0008))) {
 506
 507                 for (i = 0; i < 64; i++)
 508                         PCIConfigHeader[i] = pci_cfgread(config_id, i, /* bytes */ 1);
 509
 510                 rc = TRlldPCIConfig(&LldDriver, &config, PCIConfigHeader);
 511
 512                 if (rc == TRLLD_PCICONFIG_FAIL) {
 513                         printf("oltr: TRlldPciConfig failed!\n");
 514                         return(NULL);
 515                 }
 516                 if (rc == TRLLD_PCICONFIG_VERSION) {
 517                         printf("oltr: wrong LLD version.\n");
 518                         return(NULL);
 519                 }
 520                 return(AdapterName[config.type]);
 521         }
 522
 523         return(NULL);
 524 }
 525
 526 static void
 527 oltr_pci_attach(pcici_t config_id, int unit)
 528 {
 529         int                     i, s, rc = 0, scratch_size;
 530         int                     media = IFM_TOKEN|IFM_TOK_UTP16;
 531         u_long                  command;
 532         char                    PCIConfigHeader[64];
 533         struct oltr_softc               *sc;
 534         struct ifnet            *ifp; /* = &sc->arpcom.ac_if; */
 535
 536         s = splimp();
 537
 538         sc = malloc(sizeof(struct oltr_softc), M_DEVBUF, M_NOWAIT | M_ZERO);
 539         if (sc == NULL) {
 540                 printf("oltr%d: no memory for softc struct!\n", unit);
 541                 goto config_failed;
 542         }
 543         sc->unit = unit;
 544         sc->state = OL_UNKNOWN;
 545         ifp = &sc->arpcom.ac_if;
 546
 547         for (i = 0; i < sizeof(PCIConfigHeader); i++)
 548                 PCIConfigHeader[i] = pci_cfgread(config_id, i, 1);
 549
 550         switch(TRlldPCIConfig(&LldDriver, &sc->config, PCIConfigHeader)) {
 551         case TRLLD_PCICONFIG_OK:
 552                 break;
 553         case TRLLD_PCICONFIG_SET_COMMAND:
 554                 printf("oltr%d: enabling bus master mode\n", unit);
 555                 command = pci_conf_read(config_id, PCIR_COMMAND);
 556                 pci_conf_write(config_id, PCIR_COMMAND, (command | PCIM_CMD_BUSMASTEREN));
 557                 command = pci_conf_read(config_id, PCIR_COMMAND);
 558                 if (!(command & PCIM_CMD_BUSMASTEREN)) {
 559                         printf("oltr%d: failed to enable bus master mode\n", unit);
 560                         goto config_failed;
 561                 }
 562                 break;
 563         case TRLLD_PCICONFIG_FAIL:
 564                 printf("oltr%d: TRlldPciConfig failed!\n", unit);
 565                 goto config_failed;
 566                 break;
 567         case TRLLD_PCICONFIG_VERSION:
 568                 printf("oltr%d: wrong LLD version\n", unit);
 569                 goto config_failed;
 570                 break;
 571         }
 572         printf("oltr%d: MAC address %6D\n", unit, sc->config.macaddress, ":");
 573
 574         scratch_size = TRlldAdapterSize();
 575         if (bootverbose)
 576                 printf("oltr%d: adapter memory block size %d bytes\n", unit, scratch_size);
 577         sc->TRlldAdapter = (TRlldAdapter_t)malloc(scratch_size, M_DEVBUF, M_NOWAIT);
 578         if (sc->TRlldAdapter == NULL) {
 579                 printf("oltr%d: couldn't allocate scratch buffer (%d bytes)\n",unit, scratch_size);
 580                 goto config_failed;
 581         }
 582
 583         /*
 584          * Allocate RX/TX Pools
 585          */
 586         for (i = 0; i < RING_BUFFER_LEN; i++) {
 587                 sc->rx_ring[i].index = i;
 588                 sc->rx_ring[i].data = (char *)malloc(RX_BUFFER_LEN, M_DEVBUF, M_NOWAIT);
 589                 sc->rx_ring[i].address = vtophys(sc->rx_ring[i].data);
 590                 sc->tx_ring[i].index = i;
 591                 sc->tx_ring[i].data = (char *)malloc(TX_BUFFER_LEN, M_DEVBUF, M_NOWAIT);
 592                 sc->tx_ring[i].address = vtophys(sc->tx_ring[i].data);
 593                 if ((!sc->rx_ring[i].data) || (!sc->tx_ring[i].data)) {
 594                         printf("oltr%d: unable to allocate ring buffers\n", unit);
 595                         while (i > 0) {
 596                                 if (sc->rx_ring[i].data)
 597                                         free(sc->rx_ring[i].data, M_DEVBUF);
 598                                 if (sc->tx_ring[i].data)
 599                                         free(sc->tx_ring[i].data, M_DEVBUF);
 600                                 i--;
 601                         }
 602                         goto config_failed;
 603                 }
 604         }
 605
 606         /*
 607          * Allocate interrupt and DMA channel
 608          */
 609         if (!pci_map_int(config_id, oltr_intr, sc, &net_imask)) {
 610                 printf("oltr%d: couldn't setup interrupt\n", unit);
 611                 goto config_failed;
 612         }
 613
 614         /*
 615          * Do the ifnet initialization
 616          */
 617         ifp->if_softc   = sc;
 618         if_initname(ifp, "oltr", unit);
 619         ifp->if_output  = iso88025_output;
 620         ifp->if_init    = oltr_init;
 621         ifp->if_start   = oltr_start;
 622         ifp->if_ioctl   = oltr_ioctl;
 623         ifp->if_flags   = IFF_BROADCAST;
 624         bcopy(sc->config.macaddress, sc->arpcom.ac_enaddr, sizeof(sc->config.macaddress));
 625
 626         /*
 627          * Do ifmedia setup.
 628          */
 629         ifmedia_init(&sc->ifmedia, 0, oltr_ifmedia_upd, oltr_ifmedia_sts);
 630         rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
 631         switch(sc->config.type) {
 632         case TRLLD_ADAPTER_PCI7:        /* OC-3540 */
 633                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP100, 0, NULL);
 634                 /* FALL THROUGH */
 635         case TRLLD_ADAPTER_PCI4:        /* OC-3139 */
 636         case TRLLD_ADAPTER_PCI5:        /* OC-3140 */
 637         case TRLLD_ADAPTER_PCI6:        /* OC-3141 */
 638                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_AUTO, 0, NULL);
 639                 media = IFM_TOKEN|IFM_AUTO;
 640                 rc = TRlldSetSpeed(sc->TRlldAdapter, 0);
 641                 /* FALL THROUGH */
 642         default:
 643                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP4, 0, NULL);
 644                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP16, 0, NULL);
 645                 break;
 646         }
 647         sc->ifmedia.ifm_media = media;
 648         ifmedia_set(&sc->ifmedia, media);
 649
 650         /*
 651          * Attach the interface
 652          */
 653         ifp->if_snd.ifq_maxlen = IFQ_MAXLEN;
 654         iso88025_ifattach(ifp);
 655
 656         splx(s);
 657         return;
 658
 659 config_failed:
 660         (void)splx(s);
 661
 662         return;
 663 }
 664
 665 #endif
 666
 667 static void
 668 oltr_intr(void *xsc)
 669 {
 670         struct oltr_softc               *sc = (struct oltr_softc *)xsc;
 671
 672         if (DEBUG_MASK & DEBUG_INT)
 673                 printf("I");
 674
 675         TRlldInterruptService(sc->TRlldAdapter);
 676
 677         return;
 678 }
 679
 680 static void
 681 oltr_start(struct ifnet *ifp)
 682 {
 683         struct oltr_softc       *sc = ifp->if_softc;
 684         struct mbuf             *m0, *m;
 685         int                     copy_len, buffer, frame, fragment, rc, s;
 686
 687         /*
 688          * Check to see if output is already active
 689          */
 690         if (ifp->if_flags & IFF_OACTIVE)
 691                 return;
 692
 693 outloop:
 694
 695         /*
 696          * Make sure we have buffers to transmit with
 697          */
 698         if (sc->tx_avail <= 0) {
 699                 printf("oltr%d: tx queue full\n", sc->unit);
 700                 ifp->if_flags |= IFF_OACTIVE;
 701                 return;
 702         }
 703
 704         if (sc->restart == NULL) {
 705                 IF_DEQUEUE(&ifp->if_snd, m);
 706                 if (m == NULL)
 707                         return;
 708         } else {
 709                 m = sc->restart;
 710                 sc->restart = NULL;
 711         }
 712
 713         m0 = m;
 714         frame = RING_BUFFER(sc->tx_frame);
 715         buffer = RING_BUFFER(sc->tx_head);
 716         fragment = 0;
 717         copy_len = 0;
 718         sc->frame_ring[frame].FragmentCount = 0;
 719
 720         while (copy_len < m0->m_pkthdr.len) {
 721                 sc->frame_ring[frame].FragmentCount++;
 722                 if (sc->frame_ring[frame].FragmentCount > sc->tx_avail)
 723                         goto nobuffers;
 724                 sc->frame_ring[frame].TransmitFragment[fragment].VirtualAddress = sc->tx_ring[buffer].data;
 725                 sc->frame_ring[frame].TransmitFragment[fragment].PhysicalAddress = sc->tx_ring[buffer].address;
 726                 sc->frame_ring[frame].TransmitFragment[fragment].count = MIN(m0->m_pkthdr.len - copy_len, TX_BUFFER_LEN);
 727                 m_copydata(m0, copy_len, MIN(m0->m_pkthdr.len - copy_len, TX_BUFFER_LEN), sc->tx_ring[buffer].data);
 728                 copy_len += MIN(m0->m_pkthdr.len - copy_len, TX_BUFFER_LEN);
 729                 fragment++;
 730                 buffer = RING_BUFFER((buffer + 1));
 731         }
 732
 733         s = splimp();
 734         rc = TRlldTransmitFrame(sc->TRlldAdapter, &sc->frame_ring[frame], (void *)&sc->frame_ring[frame]);
 735         (void)splx(s);
 736
 737         if (rc != TRLLD_TRANSMIT_OK) {
 738                 printf("oltr%d: TRlldTransmitFrame returned %d\n", sc->unit, rc);
 739                 ifp->if_oerrors++;
 740                 goto bad;
 741         }
 742
 743         sc->tx_avail -= sc->frame_ring[frame].FragmentCount;
 744         sc->tx_head = RING_BUFFER((sc->tx_head + sc->frame_ring[frame].FragmentCount));
 745         sc->tx_frame++;
 746
 747         BPF_MTAP(ifp, m0);
 748         /*ifp->if_opackets++;*/
 749
 750 bad:
 751         m_freem(m0);
 752
 753         goto outloop;
 754
 755 nobuffers:
 756
 757         printf("oltr%d: queue full\n", sc->unit);
 758         ifp->if_flags |= IFF_OACTIVE;
 759         ifp->if_oerrors++;
 760         /*m_freem(m0);*/
 761         sc->restart = m0;
 762
 763         return;
 764 }
 765
 766 static void
 767 oltr_close(struct oltr_softc *sc)
 768 {
 769         /*printf("oltr%d: oltr_close\n", sc->unit);*/
 770
 771         oltr_stop(sc);
 772
 773         tsleep(sc, 0, "oltrclose", 30*hz);
 774 }
 775
 776 static void
 777 oltr_stop(struct oltr_softc *sc)
 778 {
 779         struct ifnet            *ifp = &sc->arpcom.ac_if;
 780
 781         /*printf("oltr%d: oltr_stop\n", sc->unit);*/
 782
 783         ifp->if_flags &= ~(IFF_UP | IFF_RUNNING | IFF_OACTIVE);
 784         TRlldClose(sc->TRlldAdapter, 0);
 785         sc->state = OL_CLOSING;
 786 }
 787
 788 static void
 789 oltr_init(void * xsc)
 790 {
 791         struct oltr_softc       *sc = (struct oltr_softc *)xsc;
 792         struct ifnet            *ifp = &sc->arpcom.ac_if;
 793         struct ifmedia          *ifm = &sc->ifmedia;
 794         int                     poll = 0, i, rc = 0, s;
 795         int                     work_size;
 796
 797         /*
 798          * Check adapter state, don't allow multiple inits
 799          */
 800         if (sc->state > OL_CLOSED) {
 801                 printf("oltr%d: adapter not ready\n", sc->unit);
 802                 return;
 803         }
 804
 805         s = splimp();
 806
 807         /*
 808          * Initialize Adapter
 809          */
 810         if ((rc = TRlldAdapterInit(&LldDriver, sc->TRlldAdapter, vtophys(sc->TRlldAdapter),
 811             (void *)sc, &sc->config)) != TRLLD_INIT_OK) {
 812                 switch(rc) {
 813                 case TRLLD_INIT_NOT_FOUND:
 814                         printf("oltr%d: adapter not found\n", sc->unit);
 815                         break;
 816                 case TRLLD_INIT_UNSUPPORTED:
 817                         printf("oltr%d: adapter not supported by low level driver\n", sc->unit);
 818                         break;
 819                 case TRLLD_INIT_PHYS16:
 820                         printf("oltr%d: adapter memory block above 16M cannot DMA\n", sc->unit);
 821                         break;
 822                 case TRLLD_INIT_VERSION:
 823                         printf("oltr%d: low level driver version mismatch\n", sc->unit);
 824                         break;
 825                 default:
 826                         printf("oltr%d: unknown init error %d\n", sc->unit, rc);
 827                         break;
 828                 }
 829                 goto init_failed;
 830         }
 831         sc->state = OL_INIT;
 832
 833         switch(sc->config.type) {
 834         case TRLLD_ADAPTER_PCI4:        /* OC-3139 */
 835                 work_size = 32 * 1024;
 836                 break;
 837         case TRLLD_ADAPTER_PCI7:        /* OC-3540 */
 838                 work_size = 256;
 839                 break;
 840         default:
 841                 work_size = 0;
 842         }
 843
 844         if (work_size) {
 845                 if ((sc->work_memory = malloc(work_size, M_DEVBUF, M_NOWAIT)) == NULL) {
 846                         printf("oltr%d: failed to allocate work memory (%d octets).\n", sc->unit, work_size);
 847                 } else {
 848                 TRlldAddMemory(sc->TRlldAdapter, sc->work_memory,
 849                     vtophys(sc->work_memory), work_size);
 850                 }
 851         }
 852
 853         switch(IFM_SUBTYPE(ifm->ifm_media)) {
 854         case IFM_AUTO:
 855                 rc = TRlldSetSpeed(sc->TRlldAdapter, 0); /* TRLLD_SPEED_AUTO */
 856                 break;
 857         case IFM_TOK_UTP4:
 858                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_4MBPS);
 859                 break;
 860         case IFM_TOK_UTP16:
 861                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
 862                 break;
 863         case IFM_TOK_UTP100:
 864                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_100MBPS);
 865                 break;
 866         }
 867
 868         /*
 869          * Download adapter micro-code
 870          */
 871         if (bootverbose)
 872                 printf("oltr%d: Downloading adapter microcode: ", sc->unit);
 873
 874         switch(sc->config.mactype) {
 875         case TRLLD_MAC_TMS:
 876                 rc = TRlldDownload(sc->TRlldAdapter, TRlldMacCode);
 877                 if (bootverbose)
 878                         printf("TMS-380");
 879                 break;
 880         case TRLLD_MAC_HAWKEYE:
 881                 rc = TRlldDownload(sc->TRlldAdapter, TRlldHawkeyeMac);
 882                 if (bootverbose)
 883                         printf("Hawkeye");
 884                 break;
 885         case TRLLD_MAC_BULLSEYE:
 886                 rc = TRlldDownload(sc->TRlldAdapter, TRlldBullseyeMac);
 887                 if (bootverbose)
 888                         printf("Bullseye");
 889                 break;
 890         default:
 891                 if (bootverbose)
 892                         printf("unknown - failed!\n");
 893                 goto init_failed;
 894                 break;
 895         }
 896
 897         /*
 898          * Check download status
 899          */
 900         switch(rc) {
 901         case TRLLD_DOWNLOAD_OK:
 902                 if (bootverbose)
 903                         printf(" - ok\n");
 904                 break;
 905         case TRLLD_DOWNLOAD_ERROR:
 906                 if (bootverbose)
 907                         printf(" - failed\n");
 908                 else
 909                         printf("oltr%d: adapter microcode download failed\n", sc->unit);
 910                 goto init_failed;
 911                 break;
 912         case TRLLD_STATE:
 913                 if (bootverbose)
 914                         printf(" - not ready\n");
 915                 goto init_failed;
 916                 break;
 917         }
 918
 919         /*
 920          * Wait for self-test to complete
 921          */
 922         i = 0;
 923         while ((poll++ < SELF_TEST_POLLS) && (sc->state < OL_READY)) {
 924                 if (DEBUG_MASK & DEBUG_INIT)
 925                         printf("p");
 926                 DELAY(TRlldPoll(sc->TRlldAdapter) * 1000);
 927                 if (TRlldInterruptService(sc->TRlldAdapter) != 0)
 928                         if (DEBUG_MASK & DEBUG_INIT) printf("i");
 929         }
 930
 931         if (sc->state != OL_CLOSED) {
 932                 printf("oltr%d: self-test failed\n", sc->unit);
 933                 goto init_failed;
 934         }
 935
 936         /*
 937          * Set up adapter poll
 938          */
 939         callout_init(&sc->oltr_poll_ch);
 940         callout_reset(&sc->oltr_poll_ch, 1, oltr_poll, sc);
 941
 942         sc->state = OL_OPENING;
 943
 944         /*
 945          * Open the adapter
 946          */
 947         rc = TRlldOpen(sc->TRlldAdapter, sc->arpcom.ac_enaddr, sc->GroupAddress,
 948                 sc->FunctionalAddress, 1552, sc->AdapterMode);
 949         switch(rc) {
 950                 case TRLLD_OPEN_OK:
 951                         break;
 952                 case TRLLD_OPEN_STATE:
 953                         printf("oltr%d: adapter not ready for open\n", sc->unit);
 954                         (void)splx(s);
 955                         return;
 956                 case TRLLD_OPEN_ADDRESS_ERROR:
 957                         printf("oltr%d: illegal MAC address\n", sc->unit);
 958                         (void)splx(s);
 959                         return;
 960                 case TRLLD_OPEN_MODE_ERROR:
 961                         printf("oltr%d: illegal open mode\n", sc->unit);
 962                         (void)splx(s);
 963                         return;
 964                 default:
 965                         printf("oltr%d: unknown open error (%d)\n", sc->unit, rc);
 966                         (void)splx(s);
 967                         return;
 968         }
 969
 970         /*
 971          * Set promiscious mode for now...
 972          */
 973         TRlldSetPromiscuousMode(sc->TRlldAdapter, TRLLD_PROM_LLC);
 974         ifp->if_flags |= IFF_PROMISC;
 975
 976         /*
 977          * Block on the ring insert and set a timeout
 978          */
 979         tsleep(sc, 0, "oltropen", 30*hz);
 980
 981         /*
 982          * Set up receive buffer ring
 983          */
 984         for (i = 0; i < RING_BUFFER_LEN; i++) {
 985                 rc = TRlldReceiveFragment(sc->TRlldAdapter, (void *)sc->rx_ring[i].data,
 986                         sc->rx_ring[i].address, RX_BUFFER_LEN, (void *)sc->rx_ring[i].index);
 987                 if (rc != TRLLD_RECEIVE_OK) {
 988                         printf("oltr%d: adapter refused receive fragment %d (rc = %d)\n", sc->unit, i, rc);
 989                         break;
 990                 }
 991         }
 992
 993         sc->tx_avail = RING_BUFFER_LEN;
 994         sc->tx_head = 0;
 995         sc->tx_frame = 0;
 996
 997         sc->restart = NULL;
 998
 999         ifp->if_flags |= IFF_RUNNING;
1000         ifp->if_flags &= ~IFF_OACTIVE;
1001
1002         /*
1003          * Set up adapter statistics poll
1004          */
1005         /*callout_handle_init(&sc->oltr_stat_ch);*/
1006         /*sc->oltr_stat_ch = timeout(oltr_stat, (void *)sc, 1*hz);*/
1007
1008         (void)splx(s);
1009         return;
1010
1011 init_failed:
1012         sc->state = OL_DEAD;
1013         (void)splx(s);
1014         return;
1015 }
1016
1017 static int
1018 oltr_ioctl(struct ifnet *ifp, u_long command, caddr_t data, struct ucred *cr)
1019 {
1020         struct oltr_softc       *sc = ifp->if_softc;
1021         struct ifreq            *ifr = (struct ifreq *)data;
1022         int                     error = 0, s;
1023
1024         s = splimp();
1025
1026         switch(command) {
1027         case SIOCSIFADDR:
1028         case SIOCGIFADDR:
1029         case SIOCSIFMTU:
1030                 error = iso88025_ioctl(ifp, command, data);
1031                 break;
1032
1033         case SIOCSIFFLAGS:
1034                 if (ifp->if_flags & IFF_UP) {
1035                         oltr_init(sc);
1036                 } else {
1037                         if (ifp->if_flags & IFF_RUNNING) {
1038                                 oltr_close(sc);
1039                         }
1040                 }
1041                 break;
1042         case SIOCGIFMEDIA:
1043         case SIOCSIFMEDIA:
1044                 error = ifmedia_ioctl(ifp, ifr, &sc->ifmedia, command);
1045                 break;
1046         default:
1047                 error = EINVAL;
1048                 break;
1049         }
1050
1051         (void)splx(s);
1052
1053         return(error);
1054 }
1055
1056
1057 void
1058 oltr_poll(void *arg)
1059 {
1060         struct oltr_softc *sc = (struct oltr_softc *)arg;
1061         int s;
1062
1063         s = splimp();
1064
1065         if (DEBUG_MASK & DEBUG_POLL) printf("P");
1066
1067         /* Set up next adapter poll */
1068         callout_reset(&sc->oltr_poll_ch,
1069                       (TRlldPoll(sc->TRlldAdapter) * hz / 1000), oltr_poll, sc);
1070
1071         (void)splx(s);
1072 }
1073
1074 #ifdef NOTYET
1075 void
1076 oltr_stat(void *arg)
1077 {
1078         struct oltr_softc       *sc = (struct oltr_softc *)arg;
1079         int                     s;
1080
1081         s = splimp();
1082
1083         /* Set up next adapter poll */
1084         sc->oltr_stat_ch = timeout(oltr_stat, (void *)sc, 1*hz);
1085         if (TRlldGetStatistics(sc->TRlldAdapter, &sc->current, 0) != 0) {
1086                 /*printf("oltr%d: statistics available immediately...\n", sc->unit);*/
1087                 DriverStatistics((void *)sc, &sc->current);
1088         }
1089
1090         (void)splx(s);
1091 }
1092 #endif
1093 static int
1094 oltr_ifmedia_upd(struct ifnet *ifp)
1095 {
1096         struct oltr_softc       *sc = ifp->if_softc;
1097         struct ifmedia          *ifm = &sc->ifmedia;
1098         int                     rc;
1099
1100         if (IFM_TYPE(ifm->ifm_media) != IFM_TOKEN)
1101                 return(EINVAL);
1102
1103         switch(IFM_SUBTYPE(ifm->ifm_media)) {
1104         case IFM_AUTO:
1105                 rc = TRlldSetSpeed(sc->TRlldAdapter, 0); /* TRLLD_SPEED_AUTO */
1106                 break;
1107         case IFM_TOK_UTP4:
1108                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_4MBPS);
1109                 break;
1110         case IFM_TOK_UTP16:
1111                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
1112                 break;
1113         case IFM_TOK_UTP100:
1114                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_100MBPS);
1115                 break;
1116         default:
1117                 return(EINVAL);
1118                 break;
1119         }
1120
1121         return(0);
1122
1123 }
1124
1125 static void
1126 oltr_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr)
1127 {
1128         struct oltr_softc       *sc = ifp->if_softc;
1129         struct ifmedia          *ifm = &sc->ifmedia;
1130
1131         /*printf("oltr%d: oltr_ifmedia_sts\n", sc->unit);*/
1132
1133         ifmr->ifm_active = IFM_TYPE(ifm->ifm_media)|IFM_SUBTYPE(ifm->ifm_media);
1134
1135 }
1136
1137 /*
1138  * ---------------------- PMW Callback Functions -----------------------
1139  */
1140
1141 void
1142 DriverStatistics(void *DriverHandle, TRlldStatistics_t *statistics)
1143 {
1144 #ifdef NOTYET
1145         struct oltr_softc               *sc = (struct oltr_softc *)DriverHandle;
1146
1147         if (sc->statistics.LineErrors != statistics->LineErrors)
1148                 printf("oltr%d: Line Errors %lu\n", sc->unit,
1149                     statistics->LineErrors);
1150         if (sc->statistics.InternalErrors != statistics->InternalErrors)
1151                 printf("oltr%d: Internal Errors %lu\n", sc->unit,
1152                     statistics->InternalErrors);
1153         if (sc->statistics.BurstErrors != statistics->BurstErrors)
1154                 printf("oltr%d: Burst Errors %lu\n", sc->unit,
1155                     statistics->BurstErrors);
1156         if (sc->statistics.AbortDelimiters != statistics->AbortDelimiters)
1157                 printf("oltr%d: Abort Delimiters %lu\n", sc->unit,
1158                     statistics->AbortDelimiters);
1159         if (sc->statistics.ARIFCIErrors != statistics->ARIFCIErrors)
1160                 printf("oltr%d: ARIFCI Errors %lu\n", sc->unit,
1161                     statistics->ARIFCIErrors);
1162         if (sc->statistics.LostFrames != statistics->LostFrames)
1163                 printf("oltr%d: Lost Frames %lu\n", sc->unit,
1164                     statistics->LostFrames);
1165         if (sc->statistics.CongestionErrors != statistics->CongestionErrors)
1166                 printf("oltr%d: Congestion Errors %lu\n", sc->unit,
1167                     statistics->CongestionErrors);
1168         if (sc->statistics.FrequencyErrors != statistics->FrequencyErrors)
1169                 printf("oltr%d: Frequency Errors %lu\n", sc->unit,
1170                     statistics->FrequencyErrors);
1171         if (sc->statistics.TokenErrors != statistics->TokenErrors)
1172                 printf("oltr%d: Token Errors %lu\n", sc->unit,
1173                     statistics->TokenErrors);
1174         if (sc->statistics.DMABusErrors != statistics->DMABusErrors)
1175                 printf("oltr%d: DMA Bus Errors %lu\n", sc->unit,
1176                     statistics->DMABusErrors);
1177         if (sc->statistics.DMAParityErrors != statistics->DMAParityErrors)
1178                 printf("oltr%d: DMA Parity Errors %lu\n", sc->unit,
1179                     statistics->DMAParityErrors);
1180         if (sc->statistics.ReceiveLongFrame != statistics->ReceiveLongFrame)
1181                 printf("oltr%d: Long frames received %lu\n", sc->unit,
1182                     statistics->ReceiveLongFrame);
1183         if (sc->statistics.ReceiveCRCErrors != statistics->ReceiveCRCErrors)
1184                 printf("oltr%d: Receive CRC Errors %lu\n", sc->unit,
1185                     statistics->ReceiveCRCErrors);
1186         if (sc->statistics.ReceiveOverflow != statistics->ReceiveOverflow)
1187                 printf("oltr%d: Recieve overflows %lu\n", sc->unit,
1188                     statistics->ReceiveOverflow);
1189         if (sc->statistics.TransmitUnderrun != statistics->TransmitUnderrun)
1190                 printf("oltr%d: Frequency Errors %lu\n", sc->unit,
1191                     statistics->TransmitUnderrun);
1192         bcopy(statistics, &sc->statistics, sizeof(TRlldStatistics_t));
1193 #endif
1194 }
1195
1196 static void
1197 DriverSuspend(unsigned short MicroSeconds)
1198 {
1199     DELAY(MicroSeconds);
1200 }
1201
1202
1203 static void
1204 DriverStatus(void *DriverHandle, TRlldStatus_t *Status)
1205 {
1206         struct oltr_softc       *sc = (struct oltr_softc *)DriverHandle;
1207         struct ifnet            *ifp = &sc->arpcom.ac_if;
1208
1209         char *Protocol[] = { /* 0 */ "Unknown",
1210                              /* 1 */ "TKP",
1211                              /* 2 */ "TXI" };
1212         char *Timeout[]  = { /* 0 */ "command",
1213                              /* 1 */ "transmit",
1214                              /* 2 */ "interrupt" };
1215
1216         switch (Status->Type) {
1217
1218         case TRLLD_STS_ON_WIRE:
1219                 printf("oltr%d: ring insert (%d Mbps - %s)\n", sc->unit,
1220                     Status->Specification.OnWireInformation.Speed,
1221                     Protocol[Status->Specification.OnWireInformation.AccessProtocol]);
1222                 sc->state = OL_OPEN;
1223                 wakeup(sc);
1224                 break;
1225         case TRLLD_STS_SELFTEST_STATUS:
1226                 if (Status->Specification.SelftestStatus == TRLLD_ST_OK) {
1227                         sc->state = OL_CLOSED;
1228                         if (bootverbose)
1229                                 printf("oltr%d: self test complete\n", sc->unit);
1230                 }
1231                 if (Status->Specification.SelftestStatus & TRLLD_ST_ERROR) {
1232                         printf("oltr%d: Adapter self test error %d", sc->unit,
1233                         Status->Specification.SelftestStatus & ~TRLLD_ST_ERROR);
1234                         sc->state = OL_DEAD;
1235                 }
1236                 if (Status->Specification.SelftestStatus & TRLLD_ST_TIMEOUT) {
1237                         printf("oltr%d: Adapter self test timed out.\n", sc->unit);
1238                         sc->state = OL_DEAD;
1239                 }
1240                 break;
1241         case TRLLD_STS_INIT_STATUS:
1242                 if (Status->Specification.InitStatus == 0x800) {
1243                         oltr_stop(sc);
1244                         ifmedia_set(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP16);
1245                         TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
1246                         oltr_init(sc);
1247                         break;
1248                 }
1249                 printf("oltr%d: adapter init failure 0x%03x\n", sc->unit,
1250                     Status->Specification.InitStatus);
1251                 oltr_stop(sc);
1252                 break;
1253         case TRLLD_STS_RING_STATUS:
1254                 if (Status->Specification.RingStatus) {
1255                         printf("oltr%d: Ring status change: ", sc->unit);
1256                         if (Status->Specification.RingStatus &
1257                             TRLLD_RS_SIGNAL_LOSS)
1258                                 printf(" [Signal Loss]");
1259                         if (Status->Specification.RingStatus &
1260                             TRLLD_RS_HARD_ERROR)
1261                                 printf(" [Hard Error]");
1262                         if (Status->Specification.RingStatus &
1263                             TRLLD_RS_SOFT_ERROR)
1264                                 printf(" [Soft Error]");
1265                         if (Status->Specification.RingStatus &
1266                             TRLLD_RS_TRANSMIT_BEACON)
1267                                 printf(" [Beacon]");
1268                         if (Status->Specification.RingStatus &
1269                             TRLLD_RS_LOBE_WIRE_FAULT)
1270                                 printf(" [Wire Fault]");
1271                         if (Status->Specification.RingStatus &
1272                             TRLLD_RS_AUTO_REMOVAL_ERROR)
1273                                 printf(" [Auto Removal]");
1274                         if (Status->Specification.RingStatus &
1275                             TRLLD_RS_REMOVE_RECEIVED)
1276                                 printf(" [Remove Received]");
1277                         if (Status->Specification.RingStatus &
1278                             TRLLD_RS_COUNTER_OVERFLOW)
1279                                 printf(" [Counter Overflow]");
1280                         if (Status->Specification.RingStatus &
1281                             TRLLD_RS_SINGLE_STATION)
1282                                 printf(" [Single Station]");
1283                         if (Status->Specification.RingStatus &
1284                                 TRLLD_RS_RING_RECOVERY)
1285                                 printf(" [Ring Recovery]");
1286                         printf("\n");
1287                 }
1288                 break;
1289         case TRLLD_STS_ADAPTER_CHECK:
1290                 printf("oltr%d: adapter check (%04x %04x %04x %04x)\n", sc->unit,
1291                     Status->Specification.AdapterCheck[0],
1292                     Status->Specification.AdapterCheck[1],
1293                     Status->Specification.AdapterCheck[2],
1294                     Status->Specification.AdapterCheck[3]);
1295                 sc->state = OL_DEAD;
1296                 oltr_stop(sc);
1297                 break;
1298         case TRLLD_STS_PROMISCUOUS_STOPPED:
1299                 printf("oltr%d: promiscuous mode ", sc->unit);
1300                 if (Status->Specification.PromRemovedCause == 1)
1301                         printf("remove received.");
1302                 if (Status->Specification.PromRemovedCause == 2)
1303                         printf("poll failure.");
1304                 if (Status->Specification.PromRemovedCause == 2)
1305                         printf("buffer size failure.");
1306                 printf("\n");
1307                 ifp->if_flags &= ~IFF_PROMISC;
1308                 break;
1309         case TRLLD_STS_LLD_ERROR:
1310                 printf("oltr%d: low level driver internal error ", sc->unit);
1311                 printf("(%04x %04x %04x %04x).\n",
1312                     Status->Specification.InternalError[0],
1313                     Status->Specification.InternalError[1],
1314                     Status->Specification.InternalError[2],
1315                     Status->Specification.InternalError[3]);
1316                 sc->state = OL_DEAD;
1317                 oltr_stop(sc);
1318                 break;
1319         case TRLLD_STS_ADAPTER_TIMEOUT:
1320                 printf("oltr%d: adapter %s timeout.\n", sc->unit,
1321                     Timeout[Status->Specification.AdapterTimeout]);
1322                 break;
1323         default:
1324                 printf("oltr%d: driver status Type = %d\n", sc->unit, Status->Type);
1325                 break;
1326
1327         }
1328         if (Status->Closed) {
1329                 sc->state = OL_CLOSING;
1330                 oltr_stop(sc);
1331         }
1332
1333 }
1334
1335 static void
1336 DriverCloseCompleted(void *DriverHandle)
1337 {
1338         struct oltr_softc               *sc = (struct oltr_softc *)DriverHandle;
1339
1340         printf("oltr%d: adapter closed\n", sc->unit);
1341         wakeup(sc);
1342         sc->state = OL_CLOSED;
1343 }
1344
1345 static void
1346 DriverTransmitFrameCompleted(void *DriverHandle, void *FrameHandle, int TransmitStatus)
1347 {
1348         struct oltr_softc       *sc = (struct oltr_softc *)DriverHandle;
1349         struct ifnet            *ifp = &sc->arpcom.ac_if;
1350         TRlldTransmit_t         *frame = (TRlldTransmit_t *)FrameHandle;
1351
1352         /*printf("oltr%d: DriverTransmitFrameCompleted\n", sc->unit);*/
1353
1354         if (TransmitStatus != TRLLD_TRANSMIT_OK) {
1355                 ifp->if_oerrors++;
1356                 printf("oltr%d: transmit error %d\n", sc->unit, TransmitStatus);
1357         } else {
1358                 ifp->if_opackets++;
1359         }
1360
1361         sc->tx_avail += frame->FragmentCount;
1362
1363         if (ifp->if_flags & IFF_OACTIVE) {
1364                 printf("oltr%d: queue restart\n", sc->unit);
1365                 ifp->if_flags &= ~IFF_OACTIVE;
1366                 oltr_start(ifp);
1367         }
1368
1369
1370 }
1371
1372 static void
1373 DriverReceiveFrameCompleted(void *DriverHandle, int ByteCount, int FragmentCount, void *FragmentHandle, int ReceiveStatus)
1374 {
1375         struct oltr_softc       *sc = (struct oltr_softc *)DriverHandle;
1376         struct ifnet            *ifp = (struct ifnet *)&sc->arpcom.ac_if;
1377         struct mbuf             *m0, *m1, *m;
1378         struct iso88025_header  *th;
1379         int                     frame_len = ByteCount, i = (int)FragmentHandle, rc, s;
1380         int                     mbuf_offset, mbuf_size, frag_offset, copy_length;
1381         char                    *fragment = sc->rx_ring[RING_BUFFER(i)].data;
1382
1383         if (sc->state > OL_CLOSED) {
1384                 if (ReceiveStatus == TRLLD_RCV_OK) {
1385                         MGETHDR(m0, MB_DONTWAIT, MT_DATA);
1386                         mbuf_size = MHLEN - 2;
1387                         if (!m0) {
1388                                 ifp->if_ierrors++;
1389                                 goto dropped;
1390                         }
1391                         if (ByteCount + 2 > MHLEN) {
1392                                 MCLGET(m0, MB_DONTWAIT);
1393                                 mbuf_size = MCLBYTES - 2;
1394                                 if (!(m0->m_flags & M_EXT)) {
1395                                         m_freem(m0);
1396                                         ifp->if_ierrors++;
1397                                         goto dropped;
1398                                 }
1399                         }
1400                         m0->m_pkthdr.rcvif = ifp;
1401                         m0->m_pkthdr.len = ByteCount;
1402                         m0->m_len = 0;
1403                         m0->m_data += 2;
1404                         th = mtod(m0, struct iso88025_header *);
1405                         m0->m_pkthdr.header = (void *)th;
1406
1407                         m = m0;
1408                         mbuf_offset = 0;
1409                         frag_offset = 0;
1410                         while (frame_len) {
1411                                 copy_length = MIN3(frame_len,
1412                                     (RX_BUFFER_LEN - frag_offset),
1413                                     (mbuf_size - mbuf_offset));
1414                                 bcopy(fragment + frag_offset, mtod(m, char *) +
1415                                     mbuf_offset, copy_length);
1416                                 m->m_len += copy_length;
1417                                 mbuf_offset += copy_length;
1418                                 frag_offset += copy_length;
1419                                 frame_len -= copy_length;
1420
1421                                 if (frag_offset == RX_BUFFER_LEN) {
1422                                         fragment =
1423                                             sc->rx_ring[RING_BUFFER(++i)].data;
1424                                         frag_offset = 0;
1425                                 }
1426                                 if ((mbuf_offset == mbuf_size) && (frame_len > 0)) {
1427                                         MGET(m1, MB_DONTWAIT, MT_DATA);
1428                                         mbuf_size = MHLEN;
1429                                         if (!m1) {
1430                                                 ifp->if_ierrors++;
1431                                                 m_freem(m0);
1432                                                 goto dropped;
1433                                         }
1434                                         if (frame_len > MHLEN) {
1435                                                 MCLGET(m1, MB_DONTWAIT);
1436                                                 mbuf_size = MCLBYTES;
1437                                                 if (!(m1->m_flags & M_EXT)) {
1438                                                         m_freem(m0);
1439                                                         m_freem(m1);
1440                                                         ifp->if_ierrors++;
1441                                                         goto dropped;
1442                                                 }
1443                                         }
1444                                         m->m_next = m1;
1445                                         m = m1;
1446                                         mbuf_offset = 0;
1447                                         m->m_len = 0;
1448                                 }
1449                         }
1450                         BPF_MTAP(ifp, m0);
1451
1452                         /*if (ifp->if_flags & IFF_PROMISC) {*/
1453                                 if (bcmp(th->iso88025_dhost, ifp->if_broadcastaddr,
1454                                          ifp->if_addrlen)) {
1455                                         if ((bcmp(th->iso88025_dhost + 1, sc->arpcom.ac_enaddr + 1, ISO88025_ADDR_LEN - 1)) ||
1456                                             ((th->iso88025_dhost[0] & 0x7f) != sc->arpcom.ac_enaddr[0])) {
1457                                                 m_freem(m0);
1458                                                 goto dropped;
1459                                         }
1460                                 }
1461                         /*}*/
1462                         ifp->if_ipackets++;
1463
1464                         (*ifp->if_input)(ifp, m0);
1465
1466                 } else {        /* Receiver error */
1467                         if (ReceiveStatus != TRLLD_RCV_NO_DATA) {
1468                                 printf("oltr%d: receive error %d\n", sc->unit,
1469                                     ReceiveStatus);
1470                                 ifp->if_ierrors++;
1471                         }
1472                 }
1473
1474 dropped:
1475                 s = splimp();
1476                 i = (int)FragmentHandle;
1477                 while (FragmentCount--) {
1478                         rc = TRlldReceiveFragment(sc->TRlldAdapter,
1479                             (void *)sc->rx_ring[RING_BUFFER(i)].data,
1480                             sc->rx_ring[RING_BUFFER(i)].address,
1481                             RX_BUFFER_LEN, (void *)sc->rx_ring[RING_BUFFER(i)].index);
1482                         if (rc != TRLLD_RECEIVE_OK) {
1483                                 printf("oltr%d: adapter refused receive fragment %d (rc = %d)\n", sc->unit, i, rc);
1484                                 break;
1485                         }
1486                         i++;
1487                 }
1488                 (void)splx(s);
1489         }
1490 }
1491
1492
1493 /*
1494  * ---------------------------- PMW Glue -------------------------------
1495  */
1496
1497 #ifndef TRlldInlineIO
1498
1499 static void
1500 DriverOutByte(unsigned short IOAddress, unsigned char value)
1501 {
1502         outb(IOAddress, value);
1503 }
1504
1505 static void
1506 DriverOutWord(unsigned short IOAddress, unsigned short value)
1507 {
1508         outw(IOAddress, value);
1509 }
1510
1511 static void
1512 DriverOutDword(unsigned short IOAddress, unsigned long value)
1513 {
1514         outl(IOAddress, value);
1515 }
1516
1517 static void
1518 DriverRepOutByte(unsigned short IOAddress, unsigned char *DataPointer, int ByteCount)
1519 {
1520         outsb(IOAddress, (void *)DataPointer, ByteCount);
1521 }
1522
1523 static void
1524 DriverRepOutWord(unsigned short IOAddress, unsigned short *DataPointer, int WordCount)
1525 {
1526         outsw(IOAddress, (void *)DataPointer, WordCount);
1527 }
1528
1529 static void
1530 DriverRepOutDword(unsigned short IOAddress, unsigned long *DataPointer, int DWordCount)
1531 {
1532         outsl(IOAddress, (void *)DataPointer, DWordCount);
1533 }
1534
1535 static unsigned char
1536 DriverInByte(unsigned short IOAddress)
1537 {
1538         return(inb(IOAddress));
1539 }
1540
1541 static unsigned short
1542 DriverInWord(unsigned short IOAddress)
1543 {
1544         return(inw(IOAddress));
1545 }
1546
1547 static unsigned long
1548 DriverInDword(unsigned short IOAddress)
1549 {
1550         return(inl(IOAddress));
1551 }
1552
1553 static void
1554 DriverRepInByte(unsigned short IOAddress, unsigned char *DataPointer, int ByteCount)
1555 {
1556         insb(IOAddress, (void *)DataPointer, ByteCount);
1557 }
1558
1559 static void
1560 DriverRepInWord(unsigned short IOAddress, unsigned short *DataPointer, int WordCount)
1561 {
1562         insw(IOAddress, (void *)DataPointer, WordCount);
1563 }
1564 static void
1565 DriverRepInDword( unsigned short IOAddress, unsigned long *DataPointer, int DWordCount)
1566 {
1567         insl(IOAddress, (void *)DataPointer, DWordCount);
1568 }
1569 #endif /* TRlldInlineIO */