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 1.21 2005/10/12 17:35:49 dillon 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 #include <sys/thread2.h>
  68
  69 #include <bus/pci/pcireg.h>
  70 #include <bus/pci/pcivar.h>
  71
  72 #include "contrib/dev/oltr/trlld.h"
  73
  74 /*#define DEBUG_MASK DEBUG_POLL*/
  75
  76 #ifndef DEBUG_MASK
  77 #define DEBUG_MASK 0x0000
  78 #endif
  79
  80 #define DEBUG_POLL      0x0001
  81 #define DEBUG_INT       0x0002
  82 #define DEBUG_INIT      0x0004
  83 #define DEBUG_FN_ENT    0x8000
  84
  85 #define PCI_VENDOR_OLICOM 0x108D
  86
  87 #define MIN3(A,B,C) (MIN(A, (MIN(B, C))))
  88
  89 char *AdapterName[] = {
  90         /*  0 */ "Olicom XT Adapter [unsupported]",
  91         /*  1 */ "Olicom OC-3115",
  92         /*  2 */ "Olicom ISA 16/4 Adapter (OC-3117)",
  93         /*  3 */ "Olicom ISA 16/4 Adapter (OC-3118)",
  94         /*  4 */ "Olicom MCA 16/4 Adapter (OC-3129) [unsupported]",
  95         /*  5 */ "Olicom MCA 16/4 Adapter (OC-3129) [unsupported]",
  96         /*  6 */ "Olicom MCA 16/4 Adapter (OC-3129) [unsupported]",
  97         /*  7 */ "Olicom EISA 16/4 Adapter (OC-3133)",
  98         /*  8 */ "Olicom EISA 16/4 Adapter (OC-3133)",
  99         /*  9 */ "Olicom EISA 16/4 Server Adapter (OC-3135)",
 100         /* 10 */ "Olicom PCI 16/4 Adapter (OC-3136)",
 101         /* 11 */ "Olicom PCI 16/4 Adapter (OC-3136)",
 102         /* 12 */ "Olicom PCI/II 16/4 Adapter (OC-3137)",
 103         /* 13 */ "Olicom PCI 16/4 Adapter (OC-3139)",
 104         /* 14 */ "Olicom RapidFire 3140 16/4 PCI Adapter (OC-3140)",
 105         /* 15 */ "Olicom RapidFire 3141 Fiber Adapter (OC-3141)",
 106         /* 16 */ "Olicom PCMCIA 16/4 Adapter (OC-3220) [unsupported]",
 107         /* 17 */ "Olicom PCMCIA 16/4 Adapter (OC-3121, OC-3230, OC-3232) [unsupported]",
 108         /* 18 */ "Olicom PCMCIA 16/4 Adapter (OC-3250)",
 109         /* 19 */ "Olicom RapidFire 3540 100/16/4 Adapter (OC-3540)"
 110 };
 111
 112 /*
 113  * Glue function prototypes for PMW kit IO
 114  */
 115
 116 #ifndef TRlldInlineIO
 117 static void DriverOutByte       (unsigned short, unsigned char);
 118 static void DriverOutWord       (unsigned short, unsigned short);
 119 static void DriverOutDword      (unsigned short, unsigned long);
 120 static void DriverRepOutByte    (unsigned short, unsigned char  *, int);
 121 static void DriverRepOutWord    (unsigned short, unsigned short *, int);
 122 static void DriverRepOutDword   (unsigned short, unsigned long  *, int);
 123 static unsigned char  DriverInByte (unsigned short);
 124 static unsigned short DriverInWord (unsigned short);
 125 static unsigned long  DriverInDword (unsigned short);
 126 static void DriverRepInByte     (unsigned short, unsigned char  *, int);
 127 static void DriverRepInWord     (unsigned short, unsigned short *, int);
 128 static void DriverRepInDword    (unsigned short, unsigned long  *, int);
 129 #endif /*TRlldInlineIO*/
 130 static void DriverSuspend       (unsigned short);
 131 static void DriverStatus        (void *, TRlldStatus_t *);
 132 static void DriverCloseCompleted (void *);
 133 static void DriverStatistics    (void *, TRlldStatistics_t *);
 134 static void DriverTransmitFrameCompleted (void *, void *, int);
 135 static void DriverReceiveFrameCompleted (void *, int, int, void *, int);
 136
 137 static TRlldDriver_t LldDriver = {
 138         TRLLD_VERSION,
 139 #ifndef TRlldInlineIO
 140         DriverOutByte,
 141         DriverOutWord,
 142         DriverOutDword,
 143         DriverRepOutByte,
 144         DriverRepOutWord,
 145         DriverRepOutDword,
 146         DriverInByte,
 147         DriverInWord,
 148         DriverInDword,
 149         DriverRepInByte,
 150         DriverRepInWord,
 151         DriverRepInDword,
 152 #endif /*TRlldInlineIO*/
 153         DriverSuspend,
 154         DriverStatus,
 155         DriverCloseCompleted,
 156         DriverStatistics,
 157         DriverTransmitFrameCompleted,
 158         DriverReceiveFrameCompleted,
 159 };
 160
 161 struct oltr_rx_buf {
 162         int                     index;
 163         char                    *data;
 164         u_long                  address;
 165 };
 166
 167 struct oltr_tx_buf {
 168         int                     index;
 169         char                    *data;
 170         u_long                  address;
 171 };
 172
 173 #define RING_BUFFER_LEN         16
 174 #define RING_BUFFER(x)          ((RING_BUFFER_LEN - 1) & x)
 175 #define RX_BUFFER_LEN           2048
 176 #define TX_BUFFER_LEN           2048
 177
 178 struct oltr_softc {
 179         struct arpcom           arpcom;
 180         struct ifmedia          ifmedia;
 181         bus_space_handle_t      oltr_bhandle;
 182         bus_space_tag_t         oltr_btag;
 183         void                    *oltr_intrhand;
 184         struct resource         *oltr_irq;
 185         struct resource         *oltr_res;
 186         int                     unit;
 187         int                     state;
 188 #define OL_UNKNOWN      0
 189 #define OL_INIT         1
 190 #define OL_READY        2
 191 #define OL_CLOSING      3
 192 #define OL_CLOSED       4
 193 #define OL_OPENING      5
 194 #define OL_OPEN         6
 195 #define OL_PROMISC      7
 196 #define OL_DEAD         8
 197         struct oltr_rx_buf      rx_ring[RING_BUFFER_LEN];
 198         int                     tx_head, tx_avail, tx_frame;
 199         struct oltr_tx_buf      tx_ring[RING_BUFFER_LEN];
 200         TRlldTransmit_t         frame_ring[RING_BUFFER_LEN];
 201         struct mbuf             *restart;
 202         TRlldAdapter_t          TRlldAdapter;
 203         TRlldStatistics_t       statistics;
 204         TRlldStatistics_t       current;
 205         TRlldAdapterConfig_t    config;
 206         u_short                 AdapterMode;
 207         u_long                  GroupAddress;
 208         u_long                  FunctionalAddress;
 209         struct callout          oltr_poll_ch;
 210         /*struct callout_handle oltr_stat_ch;*/
 211         void                    *work_memory;
 212 };
 213
 214 #define SELF_TEST_POLLS 32
 215
 216 void oltr_poll                  (void *);
 217 /*void oltr_stat                        (void *);*/
 218
 219 static void oltr_start          (struct ifnet *);
 220 static void oltr_stop           (struct oltr_softc *);
 221 static void oltr_close          (struct oltr_softc *);
 222 static void oltr_init           (void *);
 223 static int oltr_ioctl           (struct ifnet *, u_long, caddr_t,
 224                                  struct ucred *);
 225 static void oltr_intr           (void *);
 226 static int oltr_ifmedia_upd     (struct ifnet *);
 227 static void oltr_ifmedia_sts    (struct ifnet *, struct ifmediareq *);
 228
 229 #if defined(__DragonFly__) || __FreeBSD_version > 400000
 230
 231 static int oltr_pci_probe               (device_t);
 232 static int oltr_pci_attach      (device_t);
 233 static int oltr_pci_detach      (device_t);
 234 static void oltr_pci_shutdown   (device_t);
 235
 236 static device_method_t oltr_methods[] = {
 237         DEVMETHOD(device_probe,         oltr_pci_probe),
 238         DEVMETHOD(device_attach,        oltr_pci_attach),
 239         DEVMETHOD(device_detach,        oltr_pci_detach),
 240         DEVMETHOD(device_shutdown,      oltr_pci_shutdown),
 241         { 0, 0 }
 242 };
 243
 244 static driver_t oltr_driver = {
 245         "oltr",
 246         oltr_methods,
 247         sizeof(struct oltr_softc)
 248 };
 249
 250 static devclass_t oltr_devclass;
 251
 252 DRIVER_MODULE(oltr, pci, oltr_driver, oltr_devclass, 0, 0);
 253
 254 static int
 255 oltr_pci_probe(device_t dev)
 256 {
 257         int                     i, rc;
 258         char                    PCIConfigHeader[64];
 259         TRlldAdapterConfig_t    config;
 260
 261         if ((pci_get_vendor(dev) == PCI_VENDOR_OLICOM) &&
 262            ((pci_get_device(dev) == 0x0001) ||
 263             (pci_get_device(dev) == 0x0004) ||
 264             (pci_get_device(dev) == 0x0005) ||
 265             (pci_get_device(dev) == 0x0007) ||
 266             (pci_get_device(dev) == 0x0008))) {
 267
 268                 for (i = 0; i < sizeof(PCIConfigHeader); i++)
 269                         PCIConfigHeader[i] = pci_read_config(dev, i, 1);
 270
 271                 rc = TRlldPCIConfig(&LldDriver, &config, PCIConfigHeader);
 272                 if (rc == TRLLD_PCICONFIG_FAIL) {
 273                         device_printf(dev, "TRlldPciConfig failed!\n");
 274                         return(ENXIO);
 275                 }
 276                 if (rc == TRLLD_PCICONFIG_VERSION) {
 277                         device_printf(dev, "wrong LLD version\n");
 278                         return(ENXIO);
 279                 }
 280                 device_set_desc(dev, AdapterName[config.type]);
 281                 return(0);
 282         }
 283         return(ENXIO);
 284 }
 285
 286 static int
 287 oltr_pci_attach(device_t dev)
 288 {
 289         int                     i, rc = 0, rid,
 290                                 scratch_size;
 291         int                     media = IFM_TOKEN|IFM_TOK_UTP16;
 292         u_long                  command;
 293         char                    PCIConfigHeader[64];
 294         struct oltr_softc               *sc = device_get_softc(dev);
 295         struct ifnet            *ifp = &sc->arpcom.ac_if;
 296
 297         crit_enter();
 298
 299         bzero(sc, sizeof(struct oltr_softc));
 300         sc->unit = device_get_unit(dev);
 301         sc->state = OL_UNKNOWN;
 302
 303         for (i = 0; i < sizeof(PCIConfigHeader); i++)
 304                 PCIConfigHeader[i] = pci_read_config(dev, i, 1);
 305
 306         switch(TRlldPCIConfig(&LldDriver, &sc->config, PCIConfigHeader)) {
 307         case TRLLD_PCICONFIG_OK:
 308                 break;
 309         case TRLLD_PCICONFIG_SET_COMMAND:
 310                 device_printf(dev, "enabling bus master mode\n");
 311                 command = pci_read_config(dev, PCIR_COMMAND, 4);
 312                 pci_write_config(dev, PCIR_COMMAND,
 313                         (command | PCIM_CMD_BUSMASTEREN), 4);
 314                 command = pci_read_config(dev, PCIR_COMMAND, 4);
 315                 if (!(command & PCIM_CMD_BUSMASTEREN)) {
 316                         device_printf(dev, "failed to enable bus master mode\n");
 317                         goto config_failed;
 318                 }
 319                 break;
 320         case TRLLD_PCICONFIG_FAIL:
 321                 device_printf(dev, "TRlldPciConfig failed!\n");
 322                 goto config_failed;
 323                 break;
 324         case TRLLD_PCICONFIG_VERSION:
 325                 device_printf(dev, "wrong LLD version\n");
 326                 goto config_failed;
 327                 break;
 328         }
 329         device_printf(dev, "MAC address %6D\n", sc->config.macaddress, ":");
 330
 331         scratch_size = TRlldAdapterSize();
 332         if (bootverbose)
 333                 device_printf(dev, "adapter memory block size %d bytes\n", scratch_size);
 334         sc->TRlldAdapter = (TRlldAdapter_t)malloc(scratch_size, M_DEVBUF, M_NOWAIT);
 335         if (sc->TRlldAdapter == NULL) {
 336                 device_printf(dev, "couldn't allocate scratch buffer (%d bytes)\n", scratch_size);
 337                 goto config_failed;
 338         }
 339
 340         /*
 341          * Allocate RX/TX Pools
 342          */
 343         for (i = 0; i < RING_BUFFER_LEN; i++) {
 344                 sc->rx_ring[i].index = i;
 345                 sc->rx_ring[i].data = (char *)malloc(RX_BUFFER_LEN, M_DEVBUF, M_NOWAIT);
 346                 sc->rx_ring[i].address = vtophys(sc->rx_ring[i].data);
 347                 sc->tx_ring[i].index = i;
 348                 sc->tx_ring[i].data = (char *)malloc(TX_BUFFER_LEN, M_DEVBUF, M_NOWAIT);
 349                 sc->tx_ring[i].address = vtophys(sc->tx_ring[i].data);
 350                 if ((!sc->rx_ring[i].data) || (!sc->tx_ring[i].data)) {
 351                         device_printf(dev, "unable to allocate ring buffers\n");
 352                         while (i > 0) {
 353                                 if (sc->rx_ring[i].data)
 354                                         free(sc->rx_ring[i].data, M_DEVBUF);
 355                                 if (sc->tx_ring[i].data)
 356                                         free(sc->tx_ring[i].data, M_DEVBUF);
 357                                 i--;
 358                         }
 359                         goto config_failed;
 360                 }
 361         }
 362
 363         /*
 364          * Allocate interrupt and DMA channel
 365          */
 366         rid = 0;
 367         sc->oltr_irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1,
 368                 (sc->config.mode & TRLLD_MODE_SHARE_INTERRUPT ? RF_ACTIVE | RF_SHAREABLE : RF_ACTIVE));
 369         if (sc->oltr_irq == NULL) {
 370                 device_printf(dev, "couldn't map interrupt\n");
 371                 goto config_failed;
 372         }
 373         if (bus_setup_intr(dev, sc->oltr_irq, 0, oltr_intr, sc,
 374             &sc->oltr_intrhand, NULL)) {
 375                 device_printf(dev, "couldn't setup interrupt\n");
 376                 bus_release_resource(dev, SYS_RES_IRQ, 0, sc->oltr_irq);
 377                 goto config_failed;
 378         }
 379
 380         /*
 381          * Do the ifnet initialization
 382          */
 383         ifp->if_softc   = sc;
 384         if_initname(ifp, "oltr", device_get_unit(dev));
 385         ifp->if_init    = oltr_init;
 386         ifp->if_start   = oltr_start;
 387         ifp->if_ioctl   = oltr_ioctl;
 388         ifp->if_flags   = IFF_BROADCAST;
 389         bcopy(sc->config.macaddress, sc->arpcom.ac_enaddr, sizeof(sc->config.macaddress));
 390
 391         /*
 392          * Do ifmedia setup.
 393          */
 394         ifmedia_init(&sc->ifmedia, 0, oltr_ifmedia_upd, oltr_ifmedia_sts);
 395         rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
 396         switch(sc->config.type) {
 397         case TRLLD_ADAPTER_PCI7:        /* OC-3540 */
 398                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP100, 0, NULL);
 399                 /* FALL THROUGH */
 400         case TRLLD_ADAPTER_PCI4:        /* OC-3139 */
 401         case TRLLD_ADAPTER_PCI5:        /* OC-3140 */
 402         case TRLLD_ADAPTER_PCI6:        /* OC-3141 */
 403                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_AUTO, 0, NULL);
 404                 media = IFM_TOKEN|IFM_AUTO;
 405                 rc = TRlldSetSpeed(sc->TRlldAdapter, 0);
 406                 /* FALL THROUGH */
 407         default:
 408                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP4, 0, NULL);
 409                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP16, 0, NULL);
 410                 break;
 411         }
 412         sc->ifmedia.ifm_media = media;
 413         ifmedia_set(&sc->ifmedia, media);
 414
 415         /*
 416          * Attach the interface
 417          */
 418         ifp->if_snd.ifq_maxlen = IFQ_MAXLEN;
 419         iso88025_ifattach(ifp);
 420
 421         crit_exit();
 422         return(0);
 423
 424 config_failed:
 425
 426         crit_exit();
 427         return(ENXIO);
 428 }
 429
 430 static int
 431 oltr_pci_detach(device_t dev)
 432 {
 433         struct oltr_softc       *sc = device_get_softc(dev);
 434         struct ifnet            *ifp = &sc->arpcom.ac_if;
 435         int i;
 436
 437         device_printf(dev, "driver unloading\n");
 438
 439         crit_enter();
 440
 441         if_detach(ifp);
 442         if (sc->state > OL_CLOSED)
 443                 oltr_stop(sc);
 444
 445         callout_stop(&sc->oltr_poll_ch);
 446         /*untimeout(oltr_stat, (void *)sc, sc->oltr_stat_ch);*/
 447
 448         bus_teardown_intr(dev, sc->oltr_irq, sc->oltr_intrhand);
 449         bus_release_resource(dev, SYS_RES_IRQ, 0, sc->oltr_irq);
 450
 451         /* Deallocate all dynamic memory regions */
 452         for (i = 0; i < RING_BUFFER_LEN; i++) {
 453                 free(sc->rx_ring[i].data, M_DEVBUF);
 454                 free(sc->tx_ring[i].data, M_DEVBUF);
 455         }
 456         if (sc->work_memory)
 457                 free(sc->work_memory, M_DEVBUF);
 458         free(sc->TRlldAdapter, M_DEVBUF);
 459
 460         crit_exit();
 461
 462         return(0);
 463 }
 464
 465 static void
 466 oltr_pci_shutdown(device_t dev)
 467 {
 468         struct oltr_softc               *sc = device_get_softc(dev);
 469
 470         device_printf(dev, "oltr_pci_shutdown called\n");
 471
 472         if (sc->state > OL_CLOSED)
 473                 oltr_stop(sc);
 474
 475         return;
 476 }
 477
 478 #else
 479
 480 static const char *oltr_pci_probe       (pcici_t, pcidi_t);
 481 static void oltr_pci_attach             (pcici_t, int);
 482
 483 static unsigned long oltr_count = 0;
 484
 485 static struct pci_device oltr_device = {
 486         "oltr",
 487         oltr_pci_probe,
 488         oltr_pci_attach,
 489         &oltr_count,
 490         NULL
 491 };
 492
 493 DATA_SET(pcidevice_set, oltr_device);
 494
 495 static const char *
 496 oltr_pci_probe(pcici_t config_id, pcidi_t device_id)
 497 {
 498         int                     i, rc;
 499         char                    PCIConfigHeader[64];
 500         TRlldAdapterConfig_t    config;
 501
 502         if (((device_id & 0xffff) == PCI_VENDOR_OLICOM) && (
 503             (((device_id >> 16) & 0xffff) == 0x0001) ||
 504             (((device_id >> 16) & 0xffff) == 0x0004) ||
 505             (((device_id >> 16) & 0xffff) == 0x0005) ||
 506             (((device_id >> 16) & 0xffff) == 0x0007) ||
 507             (((device_id >> 16) & 0xffff) == 0x0008))) {
 508
 509                 for (i = 0; i < 64; i++)
 510                         PCIConfigHeader[i] = pci_cfgread(config_id, i, /* bytes */ 1);
 511
 512                 rc = TRlldPCIConfig(&LldDriver, &config, PCIConfigHeader);
 513
 514                 if (rc == TRLLD_PCICONFIG_FAIL) {
 515                         printf("oltr: TRlldPciConfig failed!\n");
 516                         return(NULL);
 517                 }
 518                 if (rc == TRLLD_PCICONFIG_VERSION) {
 519                         printf("oltr: wrong LLD version.\n");
 520                         return(NULL);
 521                 }
 522                 return(AdapterName[config.type]);
 523         }
 524
 525         return(NULL);
 526 }
 527
 528 static void
 529 oltr_pci_attach(pcici_t config_id, int unit)
 530 {
 531         int                     i, rc = 0, scratch_size;
 532         int                     media = IFM_TOKEN|IFM_TOK_UTP16;
 533         u_long                  command;
 534         char                    PCIConfigHeader[64];
 535         struct oltr_softc               *sc;
 536         struct ifnet            *ifp; /* = &sc->arpcom.ac_if; */
 537
 538         crit_enter();
 539
 540         sc = malloc(sizeof(struct oltr_softc), M_DEVBUF, M_NOWAIT | M_ZERO);
 541         if (sc == NULL) {
 542                 printf("oltr%d: no memory for softc struct!\n", unit);
 543                 goto config_failed;
 544         }
 545         sc->unit = unit;
 546         sc->state = OL_UNKNOWN;
 547         ifp = &sc->arpcom.ac_if;
 548
 549         for (i = 0; i < sizeof(PCIConfigHeader); i++)
 550                 PCIConfigHeader[i] = pci_cfgread(config_id, i, 1);
 551
 552         switch(TRlldPCIConfig(&LldDriver, &sc->config, PCIConfigHeader)) {
 553         case TRLLD_PCICONFIG_OK:
 554                 break;
 555         case TRLLD_PCICONFIG_SET_COMMAND:
 556                 printf("oltr%d: enabling bus master mode\n", unit);
 557                 command = pci_conf_read(config_id, PCIR_COMMAND);
 558                 pci_conf_write(config_id, PCIR_COMMAND, (command | PCIM_CMD_BUSMASTEREN));
 559                 command = pci_conf_read(config_id, PCIR_COMMAND);
 560                 if (!(command & PCIM_CMD_BUSMASTEREN)) {
 561                         printf("oltr%d: failed to enable bus master mode\n", unit);
 562                         goto config_failed;
 563                 }
 564                 break;
 565         case TRLLD_PCICONFIG_FAIL:
 566                 printf("oltr%d: TRlldPciConfig failed!\n", unit);
 567                 goto config_failed;
 568                 break;
 569         case TRLLD_PCICONFIG_VERSION:
 570                 printf("oltr%d: wrong LLD version\n", unit);
 571                 goto config_failed;
 572                 break;
 573         }
 574         printf("oltr%d: MAC address %6D\n", unit, sc->config.macaddress, ":");
 575
 576         scratch_size = TRlldAdapterSize();
 577         if (bootverbose)
 578                 printf("oltr%d: adapter memory block size %d bytes\n", unit, scratch_size);
 579         sc->TRlldAdapter = (TRlldAdapter_t)malloc(scratch_size, M_DEVBUF, M_NOWAIT);
 580         if (sc->TRlldAdapter == NULL) {
 581                 printf("oltr%d: couldn't allocate scratch buffer (%d bytes)\n",unit, scratch_size);
 582                 goto config_failed;
 583         }
 584
 585         /*
 586          * Allocate RX/TX Pools
 587          */
 588         for (i = 0; i < RING_BUFFER_LEN; i++) {
 589                 sc->rx_ring[i].index = i;
 590                 sc->rx_ring[i].data = (char *)malloc(RX_BUFFER_LEN, M_DEVBUF, M_NOWAIT);
 591                 sc->rx_ring[i].address = vtophys(sc->rx_ring[i].data);
 592                 sc->tx_ring[i].index = i;
 593                 sc->tx_ring[i].data = (char *)malloc(TX_BUFFER_LEN, M_DEVBUF, M_NOWAIT);
 594                 sc->tx_ring[i].address = vtophys(sc->tx_ring[i].data);
 595                 if ((!sc->rx_ring[i].data) || (!sc->tx_ring[i].data)) {
 596                         printf("oltr%d: unable to allocate ring buffers\n", unit);
 597                         while (i > 0) {
 598                                 if (sc->rx_ring[i].data)
 599                                         free(sc->rx_ring[i].data, M_DEVBUF);
 600                                 if (sc->tx_ring[i].data)
 601                                         free(sc->tx_ring[i].data, M_DEVBUF);
 602                                 i--;
 603                         }
 604                         goto config_failed;
 605                 }
 606         }
 607
 608         /*
 609          * Allocate interrupt and DMA channel
 610          */
 611         if (!pci_map_int(config_id, oltr_intr, sc)) {
 612                 printf("oltr%d: couldn't setup interrupt\n", unit);
 613                 goto config_failed;
 614         }
 615
 616         /*
 617          * Do the ifnet initialization
 618          */
 619         ifp->if_softc   = sc;
 620         if_initname(ifp, "oltr", unit);
 621         ifp->if_output  = iso88025_output;
 622         ifp->if_init    = oltr_init;
 623         ifp->if_start   = oltr_start;
 624         ifp->if_ioctl   = oltr_ioctl;
 625         ifp->if_flags   = IFF_BROADCAST;
 626         bcopy(sc->config.macaddress, sc->arpcom.ac_enaddr, sizeof(sc->config.macaddress));
 627
 628         /*
 629          * Do ifmedia setup.
 630          */
 631         ifmedia_init(&sc->ifmedia, 0, oltr_ifmedia_upd, oltr_ifmedia_sts);
 632         rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
 633         switch(sc->config.type) {
 634         case TRLLD_ADAPTER_PCI7:        /* OC-3540 */
 635                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP100, 0, NULL);
 636                 /* FALL THROUGH */
 637         case TRLLD_ADAPTER_PCI4:        /* OC-3139 */
 638         case TRLLD_ADAPTER_PCI5:        /* OC-3140 */
 639         case TRLLD_ADAPTER_PCI6:        /* OC-3141 */
 640                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_AUTO, 0, NULL);
 641                 media = IFM_TOKEN|IFM_AUTO;
 642                 rc = TRlldSetSpeed(sc->TRlldAdapter, 0);
 643                 /* FALL THROUGH */
 644         default:
 645                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP4, 0, NULL);
 646                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP16, 0, NULL);
 647                 break;
 648         }
 649         sc->ifmedia.ifm_media = media;
 650         ifmedia_set(&sc->ifmedia, media);
 651
 652         /*
 653          * Attach the interface
 654          */
 655         ifp->if_snd.ifq_maxlen = IFQ_MAXLEN;
 656         iso88025_ifattach(ifp);
 657
 658         crit_exit();
 659         return;
 660
 661 config_failed:
 662         crit_exit();
 663
 664         return;
 665 }
 666
 667 #endif
 668
 669 static void
 670 oltr_intr(void *xsc)
 671 {
 672         struct oltr_softc               *sc = (struct oltr_softc *)xsc;
 673
 674         if (DEBUG_MASK & DEBUG_INT)
 675                 printf("I");
 676
 677         TRlldInterruptService(sc->TRlldAdapter);
 678
 679         return;
 680 }
 681
 682 static void
 683 oltr_start(struct ifnet *ifp)
 684 {
 685         struct oltr_softc       *sc = ifp->if_softc;
 686         struct mbuf             *m0, *m;
 687         int                     copy_len, buffer, frame, fragment, rc;
 688
 689         /*
 690          * Check to see if output is already active
 691          */
 692         if (ifp->if_flags & IFF_OACTIVE)
 693                 return;
 694
 695 outloop:
 696
 697         /*
 698          * Make sure we have buffers to transmit with
 699          */
 700         if (sc->tx_avail <= 0) {
 701                 printf("oltr%d: tx queue full\n", sc->unit);
 702                 ifp->if_flags |= IFF_OACTIVE;
 703                 return;
 704         }
 705
 706         if (sc->restart == NULL) {
 707                 IF_DEQUEUE(&ifp->if_snd, m);
 708                 if (m == NULL)
 709                         return;
 710         } else {
 711                 m = sc->restart;
 712                 sc->restart = NULL;
 713         }
 714
 715         m0 = m;
 716         frame = RING_BUFFER(sc->tx_frame);
 717         buffer = RING_BUFFER(sc->tx_head);
 718         fragment = 0;
 719         copy_len = 0;
 720         sc->frame_ring[frame].FragmentCount = 0;
 721
 722         while (copy_len < m0->m_pkthdr.len) {
 723                 sc->frame_ring[frame].FragmentCount++;
 724                 if (sc->frame_ring[frame].FragmentCount > sc->tx_avail)
 725                         goto nobuffers;
 726                 sc->frame_ring[frame].TransmitFragment[fragment].VirtualAddress = sc->tx_ring[buffer].data;
 727                 sc->frame_ring[frame].TransmitFragment[fragment].PhysicalAddress = sc->tx_ring[buffer].address;
 728                 sc->frame_ring[frame].TransmitFragment[fragment].count = MIN(m0->m_pkthdr.len - copy_len, TX_BUFFER_LEN);
 729                 m_copydata(m0, copy_len, MIN(m0->m_pkthdr.len - copy_len, TX_BUFFER_LEN), sc->tx_ring[buffer].data);
 730                 copy_len += MIN(m0->m_pkthdr.len - copy_len, TX_BUFFER_LEN);
 731                 fragment++;
 732                 buffer = RING_BUFFER((buffer + 1));
 733         }
 734
 735         crit_enter();
 736         rc = TRlldTransmitFrame(sc->TRlldAdapter, &sc->frame_ring[frame],
 737                                 (void *)&sc->frame_ring[frame]);
 738         crit_exit();
 739
 740         if (rc != TRLLD_TRANSMIT_OK) {
 741                 printf("oltr%d: TRlldTransmitFrame returned %d\n", sc->unit, rc);
 742                 ifp->if_oerrors++;
 743                 goto bad;
 744         }
 745
 746         sc->tx_avail -= sc->frame_ring[frame].FragmentCount;
 747         sc->tx_head = RING_BUFFER((sc->tx_head + sc->frame_ring[frame].FragmentCount));
 748         sc->tx_frame++;
 749
 750         BPF_MTAP(ifp, m0);
 751         /*ifp->if_opackets++;*/
 752
 753 bad:
 754         m_freem(m0);
 755
 756         goto outloop;
 757
 758 nobuffers:
 759
 760         printf("oltr%d: queue full\n", sc->unit);
 761         ifp->if_flags |= IFF_OACTIVE;
 762         ifp->if_oerrors++;
 763         /*m_freem(m0);*/
 764         sc->restart = m0;
 765
 766         return;
 767 }
 768
 769 static void
 770 oltr_close(struct oltr_softc *sc)
 771 {
 772         /*printf("oltr%d: oltr_close\n", sc->unit);*/
 773
 774         oltr_stop(sc);
 775
 776         tsleep(sc, 0, "oltrclose", 30*hz);
 777 }
 778
 779 static void
 780 oltr_stop(struct oltr_softc *sc)
 781 {
 782         struct ifnet            *ifp = &sc->arpcom.ac_if;
 783
 784         /*printf("oltr%d: oltr_stop\n", sc->unit);*/
 785
 786         ifp->if_flags &= ~(IFF_UP | IFF_RUNNING | IFF_OACTIVE);
 787         TRlldClose(sc->TRlldAdapter, 0);
 788         sc->state = OL_CLOSING;
 789 }
 790
 791 static void
 792 oltr_init(void * xsc)
 793 {
 794         struct oltr_softc       *sc = (struct oltr_softc *)xsc;
 795         struct ifnet            *ifp = &sc->arpcom.ac_if;
 796         struct ifmedia          *ifm = &sc->ifmedia;
 797         int                     poll = 0, i, rc = 0;
 798         int                     work_size;
 799
 800         /*
 801          * Check adapter state, don't allow multiple inits
 802          */
 803         if (sc->state > OL_CLOSED) {
 804                 printf("oltr%d: adapter not ready\n", sc->unit);
 805                 return;
 806         }
 807
 808         crit_enter();
 809
 810         /*
 811          * Initialize Adapter
 812          */
 813         if ((rc = TRlldAdapterInit(&LldDriver, sc->TRlldAdapter, vtophys(sc->TRlldAdapter),
 814             (void *)sc, &sc->config)) != TRLLD_INIT_OK) {
 815                 switch(rc) {
 816                 case TRLLD_INIT_NOT_FOUND:
 817                         printf("oltr%d: adapter not found\n", sc->unit);
 818                         break;
 819                 case TRLLD_INIT_UNSUPPORTED:
 820                         printf("oltr%d: adapter not supported by low level driver\n", sc->unit);
 821                         break;
 822                 case TRLLD_INIT_PHYS16:
 823                         printf("oltr%d: adapter memory block above 16M cannot DMA\n", sc->unit);
 824                         break;
 825                 case TRLLD_INIT_VERSION:
 826                         printf("oltr%d: low level driver version mismatch\n", sc->unit);
 827                         break;
 828                 default:
 829                         printf("oltr%d: unknown init error %d\n", sc->unit, rc);
 830                         break;
 831                 }
 832                 goto init_failed;
 833         }
 834         sc->state = OL_INIT;
 835
 836         switch(sc->config.type) {
 837         case TRLLD_ADAPTER_PCI4:        /* OC-3139 */
 838                 work_size = 32 * 1024;
 839                 break;
 840         case TRLLD_ADAPTER_PCI7:        /* OC-3540 */
 841                 work_size = 256;
 842                 break;
 843         default:
 844                 work_size = 0;
 845         }
 846
 847         if (work_size) {
 848                 if ((sc->work_memory = malloc(work_size, M_DEVBUF, M_NOWAIT)) == NULL) {
 849                         printf("oltr%d: failed to allocate work memory (%d octets).\n", sc->unit, work_size);
 850                 } else {
 851                 TRlldAddMemory(sc->TRlldAdapter, sc->work_memory,
 852                     vtophys(sc->work_memory), work_size);
 853                 }
 854         }
 855
 856         switch(IFM_SUBTYPE(ifm->ifm_media)) {
 857         case IFM_AUTO:
 858                 rc = TRlldSetSpeed(sc->TRlldAdapter, 0); /* TRLLD_SPEED_AUTO */
 859                 break;
 860         case IFM_TOK_UTP4:
 861                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_4MBPS);
 862                 break;
 863         case IFM_TOK_UTP16:
 864                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
 865                 break;
 866         case IFM_TOK_UTP100:
 867                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_100MBPS);
 868                 break;
 869         }
 870
 871         /*
 872          * Download adapter micro-code
 873          */
 874         if (bootverbose)
 875                 printf("oltr%d: Downloading adapter microcode: ", sc->unit);
 876
 877         switch(sc->config.mactype) {
 878         case TRLLD_MAC_TMS:
 879                 rc = TRlldDownload(sc->TRlldAdapter, TRlldMacCode);
 880                 if (bootverbose)
 881                         printf("TMS-380");
 882                 break;
 883         case TRLLD_MAC_HAWKEYE:
 884                 rc = TRlldDownload(sc->TRlldAdapter, TRlldHawkeyeMac);
 885                 if (bootverbose)
 886                         printf("Hawkeye");
 887                 break;
 888         case TRLLD_MAC_BULLSEYE:
 889                 rc = TRlldDownload(sc->TRlldAdapter, TRlldBullseyeMac);
 890                 if (bootverbose)
 891                         printf("Bullseye");
 892                 break;
 893         default:
 894                 if (bootverbose)
 895                         printf("unknown - failed!\n");
 896                 goto init_failed;
 897                 break;
 898         }
 899
 900         /*
 901          * Check download status
 902          */
 903         switch(rc) {
 904         case TRLLD_DOWNLOAD_OK:
 905                 if (bootverbose)
 906                         printf(" - ok\n");
 907                 break;
 908         case TRLLD_DOWNLOAD_ERROR:
 909                 if (bootverbose)
 910                         printf(" - failed\n");
 911                 else
 912                         printf("oltr%d: adapter microcode download failed\n", sc->unit);
 913                 goto init_failed;
 914                 break;
 915         case TRLLD_STATE:
 916                 if (bootverbose)
 917                         printf(" - not ready\n");
 918                 goto init_failed;
 919                 break;
 920         }
 921
 922         /*
 923          * Wait for self-test to complete
 924          */
 925         i = 0;
 926         while ((poll++ < SELF_TEST_POLLS) && (sc->state < OL_READY)) {
 927                 if (DEBUG_MASK & DEBUG_INIT)
 928                         printf("p");
 929                 DELAY(TRlldPoll(sc->TRlldAdapter) * 1000);
 930                 if (TRlldInterruptService(sc->TRlldAdapter) != 0)
 931                         if (DEBUG_MASK & DEBUG_INIT) printf("i");
 932         }
 933
 934         if (sc->state != OL_CLOSED) {
 935                 printf("oltr%d: self-test failed\n", sc->unit);
 936                 goto init_failed;
 937         }
 938
 939         /*
 940          * Set up adapter poll
 941          */
 942         callout_init(&sc->oltr_poll_ch);
 943         callout_reset(&sc->oltr_poll_ch, 1, oltr_poll, sc);
 944
 945         sc->state = OL_OPENING;
 946
 947         /*
 948          * Open the adapter
 949          */
 950         rc = TRlldOpen(sc->TRlldAdapter, sc->arpcom.ac_enaddr, sc->GroupAddress,
 951                 sc->FunctionalAddress, 1552, sc->AdapterMode);
 952         switch(rc) {
 953                 case TRLLD_OPEN_OK:
 954                         break;
 955                 case TRLLD_OPEN_STATE:
 956                         printf("oltr%d: adapter not ready for open\n", sc->unit);
 957                         crit_exit();
 958                         return;
 959                 case TRLLD_OPEN_ADDRESS_ERROR:
 960                         printf("oltr%d: illegal MAC address\n", sc->unit);
 961                         crit_exit();
 962                         return;
 963                 case TRLLD_OPEN_MODE_ERROR:
 964                         printf("oltr%d: illegal open mode\n", sc->unit);
 965                         crit_exit();
 966                         return;
 967                 default:
 968                         printf("oltr%d: unknown open error (%d)\n", sc->unit, rc);
 969                         crit_exit();
 970                         return;
 971         }
 972
 973         /*
 974          * Set promiscious mode for now...
 975          */
 976         TRlldSetPromiscuousMode(sc->TRlldAdapter, TRLLD_PROM_LLC);
 977         ifp->if_flags |= IFF_PROMISC;
 978
 979         /*
 980          * Block on the ring insert and set a timeout
 981          */
 982         tsleep(sc, 0, "oltropen", 30*hz);
 983
 984         /*
 985          * Set up receive buffer ring
 986          */
 987         for (i = 0; i < RING_BUFFER_LEN; i++) {
 988                 rc = TRlldReceiveFragment(sc->TRlldAdapter, (void *)sc->rx_ring[i].data,
 989                         sc->rx_ring[i].address, RX_BUFFER_LEN, (void *)sc->rx_ring[i].index);
 990                 if (rc != TRLLD_RECEIVE_OK) {
 991                         printf("oltr%d: adapter refused receive fragment %d (rc = %d)\n", sc->unit, i, rc);
 992                         break;
 993                 }
 994         }
 995
 996         sc->tx_avail = RING_BUFFER_LEN;
 997         sc->tx_head = 0;
 998         sc->tx_frame = 0;
 999
1000         sc->restart = NULL;
1001
1002         ifp->if_flags |= IFF_RUNNING;
1003         ifp->if_flags &= ~IFF_OACTIVE;
1004
1005         /*
1006          * Set up adapter statistics poll
1007          */
1008         /*callout_handle_init(&sc->oltr_stat_ch);*/
1009         /*sc->oltr_stat_ch = timeout(oltr_stat, (void *)sc, 1*hz);*/
1010
1011         crit_exit();
1012         return;
1013
1014 init_failed:
1015         sc->state = OL_DEAD;
1016         crit_exit();
1017         return;
1018 }
1019
1020 static int
1021 oltr_ioctl(struct ifnet *ifp, u_long command, caddr_t data, struct ucred *cr)
1022 {
1023         struct oltr_softc       *sc = ifp->if_softc;
1024         struct ifreq            *ifr = (struct ifreq *)data;
1025         int                     error = 0;
1026
1027         crit_enter();
1028
1029         switch(command) {
1030         case SIOCSIFADDR:
1031         case SIOCGIFADDR:
1032         case SIOCSIFMTU:
1033                 error = iso88025_ioctl(ifp, command, data);
1034                 break;
1035
1036         case SIOCSIFFLAGS:
1037                 if (ifp->if_flags & IFF_UP) {
1038                         oltr_init(sc);
1039                 } else {
1040                         if (ifp->if_flags & IFF_RUNNING) {
1041                                 oltr_close(sc);
1042                         }
1043                 }
1044                 break;
1045         case SIOCGIFMEDIA:
1046         case SIOCSIFMEDIA:
1047                 error = ifmedia_ioctl(ifp, ifr, &sc->ifmedia, command);
1048                 break;
1049         default:
1050                 error = EINVAL;
1051                 break;
1052         }
1053
1054         crit_exit();
1055
1056         return(error);
1057 }
1058
1059
1060 void
1061 oltr_poll(void *arg)
1062 {
1063         struct oltr_softc *sc = (struct oltr_softc *)arg;
1064
1065         crit_enter();
1066
1067         if (DEBUG_MASK & DEBUG_POLL) printf("P");
1068
1069         /* Set up next adapter poll */
1070         callout_reset(&sc->oltr_poll_ch,
1071                       (TRlldPoll(sc->TRlldAdapter) * hz / 1000), oltr_poll, sc);
1072
1073         crit_exit();
1074 }
1075
1076 #ifdef NOTYET
1077 void
1078 oltr_stat(void *arg)
1079 {
1080         struct oltr_softc       *sc = (struct oltr_softc *)arg;
1081
1082         crit_enter();
1083
1084         /* Set up next adapter poll */
1085         sc->oltr_stat_ch = timeout(oltr_stat, (void *)sc, 1*hz);
1086         if (TRlldGetStatistics(sc->TRlldAdapter, &sc->current, 0) != 0) {
1087                 /*printf("oltr%d: statistics available immediately...\n", sc->unit);*/
1088                 DriverStatistics((void *)sc, &sc->current);
1089         }
1090
1091         crit_exit();
1092 }
1093 #endif
1094 static int
1095 oltr_ifmedia_upd(struct ifnet *ifp)
1096 {
1097         struct oltr_softc       *sc = ifp->if_softc;
1098         struct ifmedia          *ifm = &sc->ifmedia;
1099         int                     rc;
1100
1101         if (IFM_TYPE(ifm->ifm_media) != IFM_TOKEN)
1102                 return(EINVAL);
1103
1104         switch(IFM_SUBTYPE(ifm->ifm_media)) {
1105         case IFM_AUTO:
1106                 rc = TRlldSetSpeed(sc->TRlldAdapter, 0); /* TRLLD_SPEED_AUTO */
1107                 break;
1108         case IFM_TOK_UTP4:
1109                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_4MBPS);
1110                 break;
1111         case IFM_TOK_UTP16:
1112                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
1113                 break;
1114         case IFM_TOK_UTP100:
1115                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_100MBPS);
1116                 break;
1117         default:
1118                 return(EINVAL);
1119                 break;
1120         }
1121
1122         return(0);
1123
1124 }
1125
1126 static void
1127 oltr_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr)
1128 {
1129         struct oltr_softc       *sc = ifp->if_softc;
1130         struct ifmedia          *ifm = &sc->ifmedia;
1131
1132         /*printf("oltr%d: oltr_ifmedia_sts\n", sc->unit);*/
1133
1134         ifmr->ifm_active = IFM_TYPE(ifm->ifm_media)|IFM_SUBTYPE(ifm->ifm_media);
1135
1136 }
1137
1138 /*
1139  * ---------------------- PMW Callback Functions -----------------------
1140  */
1141
1142 void
1143 DriverStatistics(void *DriverHandle, TRlldStatistics_t *statistics)
1144 {
1145 #ifdef NOTYET
1146         struct oltr_softc               *sc = (struct oltr_softc *)DriverHandle;
1147
1148         if (sc->statistics.LineErrors != statistics->LineErrors)
1149                 printf("oltr%d: Line Errors %lu\n", sc->unit,
1150                     statistics->LineErrors);
1151         if (sc->statistics.InternalErrors != statistics->InternalErrors)
1152                 printf("oltr%d: Internal Errors %lu\n", sc->unit,
1153                     statistics->InternalErrors);
1154         if (sc->statistics.BurstErrors != statistics->BurstErrors)
1155                 printf("oltr%d: Burst Errors %lu\n", sc->unit,
1156                     statistics->BurstErrors);
1157         if (sc->statistics.AbortDelimiters != statistics->AbortDelimiters)
1158                 printf("oltr%d: Abort Delimiters %lu\n", sc->unit,
1159                     statistics->AbortDelimiters);
1160         if (sc->statistics.ARIFCIErrors != statistics->ARIFCIErrors)
1161                 printf("oltr%d: ARIFCI Errors %lu\n", sc->unit,
1162                     statistics->ARIFCIErrors);
1163         if (sc->statistics.LostFrames != statistics->LostFrames)
1164                 printf("oltr%d: Lost Frames %lu\n", sc->unit,
1165                     statistics->LostFrames);
1166         if (sc->statistics.CongestionErrors != statistics->CongestionErrors)
1167                 printf("oltr%d: Congestion Errors %lu\n", sc->unit,
1168                     statistics->CongestionErrors);
1169         if (sc->statistics.FrequencyErrors != statistics->FrequencyErrors)
1170                 printf("oltr%d: Frequency Errors %lu\n", sc->unit,
1171                     statistics->FrequencyErrors);
1172         if (sc->statistics.TokenErrors != statistics->TokenErrors)
1173                 printf("oltr%d: Token Errors %lu\n", sc->unit,
1174                     statistics->TokenErrors);
1175         if (sc->statistics.DMABusErrors != statistics->DMABusErrors)
1176                 printf("oltr%d: DMA Bus Errors %lu\n", sc->unit,
1177                     statistics->DMABusErrors);
1178         if (sc->statistics.DMAParityErrors != statistics->DMAParityErrors)
1179                 printf("oltr%d: DMA Parity Errors %lu\n", sc->unit,
1180                     statistics->DMAParityErrors);
1181         if (sc->statistics.ReceiveLongFrame != statistics->ReceiveLongFrame)
1182                 printf("oltr%d: Long frames received %lu\n", sc->unit,
1183                     statistics->ReceiveLongFrame);
1184         if (sc->statistics.ReceiveCRCErrors != statistics->ReceiveCRCErrors)
1185                 printf("oltr%d: Receive CRC Errors %lu\n", sc->unit,
1186                     statistics->ReceiveCRCErrors);
1187         if (sc->statistics.ReceiveOverflow != statistics->ReceiveOverflow)
1188                 printf("oltr%d: Recieve overflows %lu\n", sc->unit,
1189                     statistics->ReceiveOverflow);
1190         if (sc->statistics.TransmitUnderrun != statistics->TransmitUnderrun)
1191                 printf("oltr%d: Frequency Errors %lu\n", sc->unit,
1192                     statistics->TransmitUnderrun);
1193         bcopy(statistics, &sc->statistics, sizeof(TRlldStatistics_t));
1194 #endif
1195 }
1196
1197 static void
1198 DriverSuspend(unsigned short MicroSeconds)
1199 {
1200     DELAY(MicroSeconds);
1201 }
1202
1203
1204 static void
1205 DriverStatus(void *DriverHandle, TRlldStatus_t *Status)
1206 {
1207         struct oltr_softc       *sc = (struct oltr_softc *)DriverHandle;
1208         struct ifnet            *ifp = &sc->arpcom.ac_if;
1209
1210         char *Protocol[] = { /* 0 */ "Unknown",
1211                              /* 1 */ "TKP",
1212                              /* 2 */ "TXI" };
1213         char *Timeout[]  = { /* 0 */ "command",
1214                              /* 1 */ "transmit",
1215                              /* 2 */ "interrupt" };
1216
1217         switch (Status->Type) {
1218
1219         case TRLLD_STS_ON_WIRE:
1220                 printf("oltr%d: ring insert (%d Mbps - %s)\n", sc->unit,
1221                     Status->Specification.OnWireInformation.Speed,
1222                     Protocol[Status->Specification.OnWireInformation.AccessProtocol]);
1223                 sc->state = OL_OPEN;
1224                 wakeup(sc);
1225                 break;
1226         case TRLLD_STS_SELFTEST_STATUS:
1227                 if (Status->Specification.SelftestStatus == TRLLD_ST_OK) {
1228                         sc->state = OL_CLOSED;
1229                         if (bootverbose)
1230                                 printf("oltr%d: self test complete\n", sc->unit);
1231                 }
1232                 if (Status->Specification.SelftestStatus & TRLLD_ST_ERROR) {
1233                         printf("oltr%d: Adapter self test error %d", sc->unit,
1234                         Status->Specification.SelftestStatus & ~TRLLD_ST_ERROR);
1235                         sc->state = OL_DEAD;
1236                 }
1237                 if (Status->Specification.SelftestStatus & TRLLD_ST_TIMEOUT) {
1238                         printf("oltr%d: Adapter self test timed out.\n", sc->unit);
1239                         sc->state = OL_DEAD;
1240                 }
1241                 break;
1242         case TRLLD_STS_INIT_STATUS:
1243                 if (Status->Specification.InitStatus == 0x800) {
1244                         oltr_stop(sc);
1245                         ifmedia_set(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP16);
1246                         TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
1247                         oltr_init(sc);
1248                         break;
1249                 }
1250                 printf("oltr%d: adapter init failure 0x%03x\n", sc->unit,
1251                     Status->Specification.InitStatus);
1252                 oltr_stop(sc);
1253                 break;
1254         case TRLLD_STS_RING_STATUS:
1255                 if (Status->Specification.RingStatus) {
1256                         printf("oltr%d: Ring status change: ", sc->unit);
1257                         if (Status->Specification.RingStatus &
1258                             TRLLD_RS_SIGNAL_LOSS)
1259                                 printf(" [Signal Loss]");
1260                         if (Status->Specification.RingStatus &
1261                             TRLLD_RS_HARD_ERROR)
1262                                 printf(" [Hard Error]");
1263                         if (Status->Specification.RingStatus &
1264                             TRLLD_RS_SOFT_ERROR)
1265                                 printf(" [Soft Error]");
1266                         if (Status->Specification.RingStatus &
1267                             TRLLD_RS_TRANSMIT_BEACON)
1268                                 printf(" [Beacon]");
1269                         if (Status->Specification.RingStatus &
1270                             TRLLD_RS_LOBE_WIRE_FAULT)
1271                                 printf(" [Wire Fault]");
1272                         if (Status->Specification.RingStatus &
1273                             TRLLD_RS_AUTO_REMOVAL_ERROR)
1274                                 printf(" [Auto Removal]");
1275                         if (Status->Specification.RingStatus &
1276                             TRLLD_RS_REMOVE_RECEIVED)
1277                                 printf(" [Remove Received]");
1278                         if (Status->Specification.RingStatus &
1279                             TRLLD_RS_COUNTER_OVERFLOW)
1280                                 printf(" [Counter Overflow]");
1281                         if (Status->Specification.RingStatus &
1282                             TRLLD_RS_SINGLE_STATION)
1283                                 printf(" [Single Station]");
1284                         if (Status->Specification.RingStatus &
1285                                 TRLLD_RS_RING_RECOVERY)
1286                                 printf(" [Ring Recovery]");
1287                         printf("\n");
1288                 }
1289                 break;
1290         case TRLLD_STS_ADAPTER_CHECK:
1291                 printf("oltr%d: adapter check (%04x %04x %04x %04x)\n", sc->unit,
1292                     Status->Specification.AdapterCheck[0],
1293                     Status->Specification.AdapterCheck[1],
1294                     Status->Specification.AdapterCheck[2],
1295                     Status->Specification.AdapterCheck[3]);
1296                 sc->state = OL_DEAD;
1297                 oltr_stop(sc);
1298                 break;
1299         case TRLLD_STS_PROMISCUOUS_STOPPED:
1300                 printf("oltr%d: promiscuous mode ", sc->unit);
1301                 if (Status->Specification.PromRemovedCause == 1)
1302                         printf("remove received.");
1303                 if (Status->Specification.PromRemovedCause == 2)
1304                         printf("poll failure.");
1305                 if (Status->Specification.PromRemovedCause == 2)
1306                         printf("buffer size failure.");
1307                 printf("\n");
1308                 ifp->if_flags &= ~IFF_PROMISC;
1309                 break;
1310         case TRLLD_STS_LLD_ERROR:
1311                 printf("oltr%d: low level driver internal error ", sc->unit);
1312                 printf("(%04x %04x %04x %04x).\n",
1313                     Status->Specification.InternalError[0],
1314                     Status->Specification.InternalError[1],
1315                     Status->Specification.InternalError[2],
1316                     Status->Specification.InternalError[3]);
1317                 sc->state = OL_DEAD;
1318                 oltr_stop(sc);
1319                 break;
1320         case TRLLD_STS_ADAPTER_TIMEOUT:
1321                 printf("oltr%d: adapter %s timeout.\n", sc->unit,
1322                     Timeout[Status->Specification.AdapterTimeout]);
1323                 break;
1324         default:
1325                 printf("oltr%d: driver status Type = %d\n", sc->unit, Status->Type);
1326                 break;
1327
1328         }
1329         if (Status->Closed) {
1330                 sc->state = OL_CLOSING;
1331                 oltr_stop(sc);
1332         }
1333
1334 }
1335
1336 static void
1337 DriverCloseCompleted(void *DriverHandle)
1338 {
1339         struct oltr_softc               *sc = (struct oltr_softc *)DriverHandle;
1340
1341         printf("oltr%d: adapter closed\n", sc->unit);
1342         wakeup(sc);
1343         sc->state = OL_CLOSED;
1344 }
1345
1346 static void
1347 DriverTransmitFrameCompleted(void *DriverHandle, void *FrameHandle, int TransmitStatus)
1348 {
1349         struct oltr_softc       *sc = (struct oltr_softc *)DriverHandle;
1350         struct ifnet            *ifp = &sc->arpcom.ac_if;
1351         TRlldTransmit_t         *frame = (TRlldTransmit_t *)FrameHandle;
1352
1353         /*printf("oltr%d: DriverTransmitFrameCompleted\n", sc->unit);*/
1354
1355         if (TransmitStatus != TRLLD_TRANSMIT_OK) {
1356                 ifp->if_oerrors++;
1357                 printf("oltr%d: transmit error %d\n", sc->unit, TransmitStatus);
1358         } else {
1359                 ifp->if_opackets++;
1360         }
1361
1362         sc->tx_avail += frame->FragmentCount;
1363
1364         if (ifp->if_flags & IFF_OACTIVE) {
1365                 printf("oltr%d: queue restart\n", sc->unit);
1366                 ifp->if_flags &= ~IFF_OACTIVE;
1367                 oltr_start(ifp);
1368         }
1369
1370
1371 }
1372
1373 static void
1374 DriverReceiveFrameCompleted(void *DriverHandle, int ByteCount, int FragmentCount, void *FragmentHandle, int ReceiveStatus)
1375 {
1376         struct oltr_softc       *sc = (struct oltr_softc *)DriverHandle;
1377         struct ifnet            *ifp = (struct ifnet *)&sc->arpcom.ac_if;
1378         struct mbuf             *m0, *m1, *m;
1379         struct iso88025_header  *th;
1380         int                     frame_len = ByteCount, i = (int)FragmentHandle, rc;
1381         int                     mbuf_offset, mbuf_size, frag_offset, copy_length;
1382         char                    *fragment = sc->rx_ring[RING_BUFFER(i)].data;
1383
1384         if (sc->state > OL_CLOSED) {
1385                 if (ReceiveStatus == TRLLD_RCV_OK) {
1386                         MGETHDR(m0, MB_DONTWAIT, MT_DATA);
1387                         mbuf_size = MHLEN - 2;
1388                         if (!m0) {
1389                                 ifp->if_ierrors++;
1390                                 goto dropped;
1391                         }
1392                         if (ByteCount + 2 > MHLEN) {
1393                                 MCLGET(m0, MB_DONTWAIT);
1394                                 mbuf_size = MCLBYTES - 2;
1395                                 if (!(m0->m_flags & M_EXT)) {
1396                                         m_freem(m0);
1397                                         ifp->if_ierrors++;
1398                                         goto dropped;
1399                                 }
1400                         }
1401                         m0->m_pkthdr.rcvif = ifp;
1402                         m0->m_pkthdr.len = ByteCount;
1403                         m0->m_len = 0;
1404                         m0->m_data += 2;
1405                         th = mtod(m0, struct iso88025_header *);
1406                         m0->m_pkthdr.header = (void *)th;
1407
1408                         m = m0;
1409                         mbuf_offset = 0;
1410                         frag_offset = 0;
1411                         while (frame_len) {
1412                                 copy_length = MIN3(frame_len,
1413                                     (RX_BUFFER_LEN - frag_offset),
1414                                     (mbuf_size - mbuf_offset));
1415                                 bcopy(fragment + frag_offset, mtod(m, char *) +
1416                                     mbuf_offset, copy_length);
1417                                 m->m_len += copy_length;
1418                                 mbuf_offset += copy_length;
1419                                 frag_offset += copy_length;
1420                                 frame_len -= copy_length;
1421
1422                                 if (frag_offset == RX_BUFFER_LEN) {
1423                                         fragment =
1424                                             sc->rx_ring[RING_BUFFER(++i)].data;
1425                                         frag_offset = 0;
1426                                 }
1427                                 if ((mbuf_offset == mbuf_size) && (frame_len > 0)) {
1428                                         MGET(m1, MB_DONTWAIT, MT_DATA);
1429                                         mbuf_size = MHLEN;
1430                                         if (!m1) {
1431                                                 ifp->if_ierrors++;
1432                                                 m_freem(m0);
1433                                                 goto dropped;
1434                                         }
1435                                         if (frame_len > MHLEN) {
1436                                                 MCLGET(m1, MB_DONTWAIT);
1437                                                 mbuf_size = MCLBYTES;
1438                                                 if (!(m1->m_flags & M_EXT)) {
1439                                                         m_freem(m0);
1440                                                         m_freem(m1);
1441                                                         ifp->if_ierrors++;
1442                                                         goto dropped;
1443                                                 }
1444                                         }
1445                                         m->m_next = m1;
1446                                         m = m1;
1447                                         mbuf_offset = 0;
1448                                         m->m_len = 0;
1449                                 }
1450                         }
1451                         BPF_MTAP(ifp, m0);
1452
1453                         /*if (ifp->if_flags & IFF_PROMISC) {*/
1454                                 if (bcmp(th->iso88025_dhost, ifp->if_broadcastaddr,
1455                                          ifp->if_addrlen)) {
1456                                         if ((bcmp(th->iso88025_dhost + 1, sc->arpcom.ac_enaddr + 1, ISO88025_ADDR_LEN - 1)) ||
1457                                             ((th->iso88025_dhost[0] & 0x7f) != sc->arpcom.ac_enaddr[0])) {
1458                                                 m_freem(m0);
1459                                                 goto dropped;
1460                                         }
1461                                 }
1462                         /*}*/
1463                         ifp->if_ipackets++;
1464
1465                         (*ifp->if_input)(ifp, m0);
1466
1467                 } else {        /* Receiver error */
1468                         if (ReceiveStatus != TRLLD_RCV_NO_DATA) {
1469                                 printf("oltr%d: receive error %d\n", sc->unit,
1470                                     ReceiveStatus);
1471                                 ifp->if_ierrors++;
1472                         }
1473                 }
1474
1475 dropped:
1476                 crit_enter();
1477                 i = (int)FragmentHandle;
1478                 while (FragmentCount--) {
1479                         rc = TRlldReceiveFragment(sc->TRlldAdapter,
1480                             (void *)sc->rx_ring[RING_BUFFER(i)].data,
1481                             sc->rx_ring[RING_BUFFER(i)].address,
1482                             RX_BUFFER_LEN, (void *)sc->rx_ring[RING_BUFFER(i)].index);
1483                         if (rc != TRLLD_RECEIVE_OK) {
1484                                 printf("oltr%d: adapter refused receive fragment %d (rc = %d)\n", sc->unit, i, rc);
1485                                 break;
1486                         }
1487                         i++;
1488                 }
1489                 crit_exit();
1490         }
1491 }
1492
1493
1494 /*
1495  * ---------------------------- PMW Glue -------------------------------
1496  */
1497
1498 #ifndef TRlldInlineIO
1499
1500 static void
1501 DriverOutByte(unsigned short IOAddress, unsigned char value)
1502 {
1503         outb(IOAddress, value);
1504 }
1505
1506 static void
1507 DriverOutWord(unsigned short IOAddress, unsigned short value)
1508 {
1509         outw(IOAddress, value);
1510 }
1511
1512 static void
1513 DriverOutDword(unsigned short IOAddress, unsigned long value)
1514 {
1515         outl(IOAddress, value);
1516 }
1517
1518 static void
1519 DriverRepOutByte(unsigned short IOAddress, unsigned char *DataPointer, int ByteCount)
1520 {
1521         outsb(IOAddress, (void *)DataPointer, ByteCount);
1522 }
1523
1524 static void
1525 DriverRepOutWord(unsigned short IOAddress, unsigned short *DataPointer, int WordCount)
1526 {
1527         outsw(IOAddress, (void *)DataPointer, WordCount);
1528 }
1529
1530 static void
1531 DriverRepOutDword(unsigned short IOAddress, unsigned long *DataPointer, int DWordCount)
1532 {
1533         outsl(IOAddress, (void *)DataPointer, DWordCount);
1534 }
1535
1536 static unsigned char
1537 DriverInByte(unsigned short IOAddress)
1538 {
1539         return(inb(IOAddress));
1540 }
1541
1542 static unsigned short
1543 DriverInWord(unsigned short IOAddress)
1544 {
1545         return(inw(IOAddress));
1546 }
1547
1548 static unsigned long
1549 DriverInDword(unsigned short IOAddress)
1550 {
1551         return(inl(IOAddress));
1552 }
1553
1554 static void
1555 DriverRepInByte(unsigned short IOAddress, unsigned char *DataPointer, int ByteCount)
1556 {
1557         insb(IOAddress, (void *)DataPointer, ByteCount);
1558 }
1559
1560 static void
1561 DriverRepInWord(unsigned short IOAddress, unsigned short *DataPointer, int WordCount)
1562 {
1563         insw(IOAddress, (void *)DataPointer, WordCount);
1564 }
1565 static void
1566 DriverRepInDword( unsigned short IOAddress, unsigned long *DataPointer, int DWordCount)
1567 {
1568         insl(IOAddress, (void *)DataPointer, DWordCount);
1569 }
1570 #endif /* TRlldInlineIO */