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 1.11 2004/04/01 07:27:16 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_handle   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_output  = iso88025_output;
 384         ifp->if_init    = oltr_init;
 385         ifp->if_start   = oltr_start;
 386         ifp->if_ioctl   = oltr_ioctl;
 387         ifp->if_flags   = IFF_BROADCAST;
 388         bcopy(sc->config.macaddress, sc->arpcom.ac_enaddr, sizeof(sc->config.macaddress));
 389
 390         /*
 391          * Do ifmedia setup.
 392          */
 393         ifmedia_init(&sc->ifmedia, 0, oltr_ifmedia_upd, oltr_ifmedia_sts);
 394         rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
 395         switch(sc->config.type) {
 396         case TRLLD_ADAPTER_PCI7:        /* OC-3540 */
 397                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP100, 0, NULL);
 398                 /* FALL THROUGH */
 399         case TRLLD_ADAPTER_PCI4:        /* OC-3139 */
 400         case TRLLD_ADAPTER_PCI5:        /* OC-3140 */
 401         case TRLLD_ADAPTER_PCI6:        /* OC-3141 */
 402                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_AUTO, 0, NULL);
 403                 media = IFM_TOKEN|IFM_AUTO;
 404                 rc = TRlldSetSpeed(sc->TRlldAdapter, 0);
 405                 /* FALL THROUGH */
 406         default:
 407                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP4, 0, NULL);
 408                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP16, 0, NULL);
 409                 break;
 410         }
 411         sc->ifmedia.ifm_media = media;
 412         ifmedia_set(&sc->ifmedia, media);
 413
 414         /*
 415          * Attach the interface
 416          */
 417         if_attach(ifp);
 418         ifp->if_snd.ifq_maxlen = IFQ_MAXLEN;
 419         iso88025_ifattach(ifp);
 420
 421 #if (NBPFILTER > 0) || defined(__DragonFly__) || (__FreeBSD_version > 400000)
 422         bpfattach(ifp, DLT_IEEE802, sizeof(struct iso88025_header));
 423 #endif
 424
 425         splx(s);
 426         return(0);
 427
 428 config_failed:
 429
 430         splx(s);
 431         return(ENXIO);
 432 }
 433
 434 static int
 435 oltr_pci_detach(device_t dev)
 436 {
 437         struct oltr_softc       *sc = device_get_softc(dev);
 438         struct ifnet            *ifp = &sc->arpcom.ac_if;
 439         int s, i;
 440
 441         device_printf(dev, "driver unloading\n");
 442
 443         s = splimp();
 444
 445         if_detach(ifp);
 446         if (sc->state > OL_CLOSED)
 447                 oltr_stop(sc);
 448
 449         untimeout(oltr_poll, (void *)sc, sc->oltr_poll_ch);
 450         /*untimeout(oltr_stat, (void *)sc, sc->oltr_stat_ch);*/
 451
 452         bus_teardown_intr(dev, sc->oltr_irq, sc->oltr_intrhand);
 453         bus_release_resource(dev, SYS_RES_IRQ, 0, sc->oltr_irq);
 454
 455         /* Deallocate all dynamic memory regions */
 456         for (i = 0; i < RING_BUFFER_LEN; i++) {
 457                 free(sc->rx_ring[i].data, M_DEVBUF);
 458                 free(sc->tx_ring[i].data, M_DEVBUF);
 459         }
 460         if (sc->work_memory)
 461                 free(sc->work_memory, M_DEVBUF);
 462         free(sc->TRlldAdapter, M_DEVBUF);
 463
 464         (void)splx(s);
 465
 466         return(0);
 467 }
 468
 469 static void
 470 oltr_pci_shutdown(device_t dev)
 471 {
 472         struct oltr_softc               *sc = device_get_softc(dev);
 473
 474         device_printf(dev, "oltr_pci_shutdown called\n");
 475
 476         if (sc->state > OL_CLOSED)
 477                 oltr_stop(sc);
 478
 479         return;
 480 }
 481
 482 #else
 483
 484 static const char *oltr_pci_probe       (pcici_t, pcidi_t);
 485 static void oltr_pci_attach             (pcici_t, int);
 486
 487 static unsigned long oltr_count = 0;
 488
 489 static struct pci_device oltr_device = {
 490         "oltr",
 491         oltr_pci_probe,
 492         oltr_pci_attach,
 493         &oltr_count,
 494         NULL
 495 };
 496
 497 DATA_SET(pcidevice_set, oltr_device);
 498
 499 static const char *
 500 oltr_pci_probe(pcici_t config_id, pcidi_t device_id)
 501 {
 502         int                     i, rc;
 503         char                    PCIConfigHeader[64];
 504         TRlldAdapterConfig_t    config;
 505
 506         if (((device_id & 0xffff) == PCI_VENDOR_OLICOM) && (
 507             (((device_id >> 16) & 0xffff) == 0x0001) ||
 508             (((device_id >> 16) & 0xffff) == 0x0004) ||
 509             (((device_id >> 16) & 0xffff) == 0x0005) ||
 510             (((device_id >> 16) & 0xffff) == 0x0007) ||
 511             (((device_id >> 16) & 0xffff) == 0x0008))) {
 512
 513                 for (i = 0; i < 64; i++)
 514                         PCIConfigHeader[i] = pci_cfgread(config_id, i, /* bytes */ 1);
 515
 516                 rc = TRlldPCIConfig(&LldDriver, &config, PCIConfigHeader);
 517
 518                 if (rc == TRLLD_PCICONFIG_FAIL) {
 519                         printf("oltr: TRlldPciConfig failed!\n");
 520                         return(NULL);
 521                 }
 522                 if (rc == TRLLD_PCICONFIG_VERSION) {
 523                         printf("oltr: wrong LLD version.\n");
 524                         return(NULL);
 525                 }
 526                 return(AdapterName[config.type]);
 527         }
 528
 529         return(NULL);
 530 }
 531
 532 static void
 533 oltr_pci_attach(pcici_t config_id, int unit)
 534 {
 535         int                     i, s, rc = 0, scratch_size;
 536         int                     media = IFM_TOKEN|IFM_TOK_UTP16;
 537         u_long                  command;
 538         char                    PCIConfigHeader[64];
 539         struct oltr_softc               *sc;
 540         struct ifnet            *ifp; /* = &sc->arpcom.ac_if; */
 541
 542         s = splimp();
 543
 544         sc = malloc(sizeof(struct oltr_softc), M_DEVBUF, M_NOWAIT | M_ZERO);
 545         if (sc == NULL) {
 546                 printf("oltr%d: no memory for softc struct!\n", unit);
 547                 goto config_failed;
 548         }
 549         sc->unit = unit;
 550         sc->state = OL_UNKNOWN;
 551         ifp = &sc->arpcom.ac_if;
 552
 553         for (i = 0; i < sizeof(PCIConfigHeader); i++)
 554                 PCIConfigHeader[i] = pci_cfgread(config_id, i, 1);
 555
 556         switch(TRlldPCIConfig(&LldDriver, &sc->config, PCIConfigHeader)) {
 557         case TRLLD_PCICONFIG_OK:
 558                 break;
 559         case TRLLD_PCICONFIG_SET_COMMAND:
 560                 printf("oltr%d: enabling bus master mode\n", unit);
 561                 command = pci_conf_read(config_id, PCIR_COMMAND);
 562                 pci_conf_write(config_id, PCIR_COMMAND, (command | PCIM_CMD_BUSMASTEREN));
 563                 command = pci_conf_read(config_id, PCIR_COMMAND);
 564                 if (!(command & PCIM_CMD_BUSMASTEREN)) {
 565                         printf("oltr%d: failed to enable bus master mode\n", unit);
 566                         goto config_failed;
 567                 }
 568                 break;
 569         case TRLLD_PCICONFIG_FAIL:
 570                 printf("oltr%d: TRlldPciConfig failed!\n", unit);
 571                 goto config_failed;
 572                 break;
 573         case TRLLD_PCICONFIG_VERSION:
 574                 printf("oltr%d: wrong LLD version\n", unit);
 575                 goto config_failed;
 576                 break;
 577         }
 578         printf("oltr%d: MAC address %6D\n", unit, sc->config.macaddress, ":");
 579
 580         scratch_size = TRlldAdapterSize();
 581         if (bootverbose)
 582                 printf("oltr%d: adapter memory block size %d bytes\n", unit, scratch_size);
 583         sc->TRlldAdapter = (TRlldAdapter_t)malloc(scratch_size, M_DEVBUF, M_NOWAIT);
 584         if (sc->TRlldAdapter == NULL) {
 585                 printf("oltr%d: couldn't allocate scratch buffer (%d bytes)\n",unit, scratch_size);
 586                 goto config_failed;
 587         }
 588
 589         /*
 590          * Allocate RX/TX Pools
 591          */
 592         for (i = 0; i < RING_BUFFER_LEN; i++) {
 593                 sc->rx_ring[i].index = i;
 594                 sc->rx_ring[i].data = (char *)malloc(RX_BUFFER_LEN, M_DEVBUF, M_NOWAIT);
 595                 sc->rx_ring[i].address = vtophys(sc->rx_ring[i].data);
 596                 sc->tx_ring[i].index = i;
 597                 sc->tx_ring[i].data = (char *)malloc(TX_BUFFER_LEN, M_DEVBUF, M_NOWAIT);
 598                 sc->tx_ring[i].address = vtophys(sc->tx_ring[i].data);
 599                 if ((!sc->rx_ring[i].data) || (!sc->tx_ring[i].data)) {
 600                         printf("oltr%d: unable to allocate ring buffers\n", unit);
 601                         while (i > 0) {
 602                                 if (sc->rx_ring[i].data)
 603                                         free(sc->rx_ring[i].data, M_DEVBUF);
 604                                 if (sc->tx_ring[i].data)
 605                                         free(sc->tx_ring[i].data, M_DEVBUF);
 606                                 i--;
 607                         }
 608                         goto config_failed;
 609                 }
 610         }
 611
 612         /*
 613          * Allocate interrupt and DMA channel
 614          */
 615         if (!pci_map_int(config_id, oltr_intr, sc, &net_imask)) {
 616                 printf("oltr%d: couldn't setup interrupt\n", unit);
 617                 goto config_failed;
 618         }
 619
 620         /*
 621          * Do the ifnet initialization
 622          */
 623         ifp->if_softc   = sc;
 624         if_initname(ifp, "oltr", unit);
 625         ifp->if_output  = iso88025_output;
 626         ifp->if_init    = oltr_init;
 627         ifp->if_start   = oltr_start;
 628         ifp->if_ioctl   = oltr_ioctl;
 629         ifp->if_flags   = IFF_BROADCAST;
 630         bcopy(sc->config.macaddress, sc->arpcom.ac_enaddr, sizeof(sc->config.macaddress));
 631
 632         /*
 633          * Do ifmedia setup.
 634          */
 635         ifmedia_init(&sc->ifmedia, 0, oltr_ifmedia_upd, oltr_ifmedia_sts);
 636         rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
 637         switch(sc->config.type) {
 638         case TRLLD_ADAPTER_PCI7:        /* OC-3540 */
 639                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP100, 0, NULL);
 640                 /* FALL THROUGH */
 641         case TRLLD_ADAPTER_PCI4:        /* OC-3139 */
 642         case TRLLD_ADAPTER_PCI5:        /* OC-3140 */
 643         case TRLLD_ADAPTER_PCI6:        /* OC-3141 */
 644                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_AUTO, 0, NULL);
 645                 media = IFM_TOKEN|IFM_AUTO;
 646                 rc = TRlldSetSpeed(sc->TRlldAdapter, 0);
 647                 /* FALL THROUGH */
 648         default:
 649                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP4, 0, NULL);
 650                 ifmedia_add(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP16, 0, NULL);
 651                 break;
 652         }
 653         sc->ifmedia.ifm_media = media;
 654         ifmedia_set(&sc->ifmedia, media);
 655
 656         /*
 657          * Attach the interface
 658          */
 659         if_attach(ifp);
 660         ifp->if_snd.ifq_maxlen = IFQ_MAXLEN;
 661         iso88025_ifattach(ifp);
 662
 663 #if (NBPFILTER > 0) || defined(__DragonFly__) || (__FreeBSD_version > 400000)
 664         bpfattach(ifp, DLT_IEEE802, sizeof(struct iso88025_header));
 665 #endif
 666
 667         splx(s);
 668         return;
 669
 670 config_failed:
 671         (void)splx(s);
 672
 673         return;
 674 }
 675
 676 #endif
 677
 678 static void
 679 oltr_intr(void *xsc)
 680 {
 681         struct oltr_softc               *sc = (struct oltr_softc *)xsc;
 682
 683         if (DEBUG_MASK & DEBUG_INT)
 684                 printf("I");
 685
 686         TRlldInterruptService(sc->TRlldAdapter);
 687
 688         return;
 689 }
 690
 691 static void
 692 oltr_start(struct ifnet *ifp)
 693 {
 694         struct oltr_softc       *sc = ifp->if_softc;
 695         struct mbuf             *m0, *m;
 696         int                     copy_len, buffer, frame, fragment, rc, s;
 697
 698         /*
 699          * Check to see if output is already active
 700          */
 701         if (ifp->if_flags & IFF_OACTIVE)
 702                 return;
 703
 704 outloop:
 705
 706         /*
 707          * Make sure we have buffers to transmit with
 708          */
 709         if (sc->tx_avail <= 0) {
 710                 printf("oltr%d: tx queue full\n", sc->unit);
 711                 ifp->if_flags |= IFF_OACTIVE;
 712                 return;
 713         }
 714
 715         if (sc->restart == NULL) {
 716                 IF_DEQUEUE(&ifp->if_snd, m);
 717                 if (m == NULL)
 718                         return;
 719         } else {
 720                 m = sc->restart;
 721                 sc->restart = NULL;
 722         }
 723
 724         m0 = m;
 725         frame = RING_BUFFER(sc->tx_frame);
 726         buffer = RING_BUFFER(sc->tx_head);
 727         fragment = 0;
 728         copy_len = 0;
 729         sc->frame_ring[frame].FragmentCount = 0;
 730
 731         while (copy_len < m0->m_pkthdr.len) {
 732                 sc->frame_ring[frame].FragmentCount++;
 733                 if (sc->frame_ring[frame].FragmentCount > sc->tx_avail)
 734                         goto nobuffers;
 735                 sc->frame_ring[frame].TransmitFragment[fragment].VirtualAddress = sc->tx_ring[buffer].data;
 736                 sc->frame_ring[frame].TransmitFragment[fragment].PhysicalAddress = sc->tx_ring[buffer].address;
 737                 sc->frame_ring[frame].TransmitFragment[fragment].count = MIN(m0->m_pkthdr.len - copy_len, TX_BUFFER_LEN);
 738                 m_copydata(m0, copy_len, MIN(m0->m_pkthdr.len - copy_len, TX_BUFFER_LEN), sc->tx_ring[buffer].data);
 739                 copy_len += MIN(m0->m_pkthdr.len - copy_len, TX_BUFFER_LEN);
 740                 fragment++;
 741                 buffer = RING_BUFFER((buffer + 1));
 742         }
 743
 744         s = splimp();
 745         rc = TRlldTransmitFrame(sc->TRlldAdapter, &sc->frame_ring[frame], (void *)&sc->frame_ring[frame]);
 746         (void)splx(s);
 747
 748         if (rc != TRLLD_TRANSMIT_OK) {
 749                 printf("oltr%d: TRlldTransmitFrame returned %d\n", sc->unit, rc);
 750                 ifp->if_oerrors++;
 751                 goto bad;
 752         }
 753
 754         sc->tx_avail -= sc->frame_ring[frame].FragmentCount;
 755         sc->tx_head = RING_BUFFER((sc->tx_head + sc->frame_ring[frame].FragmentCount));
 756         sc->tx_frame++;
 757
 758 #if (NBPFILTER > 0) || defined(__DragonFly__) || (__FreeBSD_version > 400000)
 759         if (ifp->if_bpf)
 760                 bpf_mtap(ifp, m0);
 761 #endif
 762         /*ifp->if_opackets++;*/
 763
 764 bad:
 765         m_freem(m0);
 766
 767         goto outloop;
 768
 769 nobuffers:
 770
 771         printf("oltr%d: queue full\n", sc->unit);
 772         ifp->if_flags |= IFF_OACTIVE;
 773         ifp->if_oerrors++;
 774         /*m_freem(m0);*/
 775         sc->restart = m0;
 776
 777         return;
 778 }
 779
 780 static void
 781 oltr_close(struct oltr_softc *sc)
 782 {
 783         /*printf("oltr%d: oltr_close\n", sc->unit);*/
 784
 785         oltr_stop(sc);
 786
 787         tsleep(sc, 0, "oltrclose", 30*hz);
 788 }
 789
 790 static void
 791 oltr_stop(struct oltr_softc *sc)
 792 {
 793         struct ifnet            *ifp = &sc->arpcom.ac_if;
 794
 795         /*printf("oltr%d: oltr_stop\n", sc->unit);*/
 796
 797         ifp->if_flags &= ~(IFF_UP | IFF_RUNNING | IFF_OACTIVE);
 798         TRlldClose(sc->TRlldAdapter, 0);
 799         sc->state = OL_CLOSING;
 800 }
 801
 802 static void
 803 oltr_init(void * xsc)
 804 {
 805         struct oltr_softc       *sc = (struct oltr_softc *)xsc;
 806         struct ifnet            *ifp = &sc->arpcom.ac_if;
 807         struct ifmedia          *ifm = &sc->ifmedia;
 808         int                     poll = 0, i, rc = 0, s;
 809         int                     work_size;
 810
 811         /*
 812          * Check adapter state, don't allow multiple inits
 813          */
 814         if (sc->state > OL_CLOSED) {
 815                 printf("oltr%d: adapter not ready\n", sc->unit);
 816                 return;
 817         }
 818
 819         s = splimp();
 820
 821         /*
 822          * Initialize Adapter
 823          */
 824         if ((rc = TRlldAdapterInit(&LldDriver, sc->TRlldAdapter, vtophys(sc->TRlldAdapter),
 825             (void *)sc, &sc->config)) != TRLLD_INIT_OK) {
 826                 switch(rc) {
 827                 case TRLLD_INIT_NOT_FOUND:
 828                         printf("oltr%d: adapter not found\n", sc->unit);
 829                         break;
 830                 case TRLLD_INIT_UNSUPPORTED:
 831                         printf("oltr%d: adapter not supported by low level driver\n", sc->unit);
 832                         break;
 833                 case TRLLD_INIT_PHYS16:
 834                         printf("oltr%d: adapter memory block above 16M cannot DMA\n", sc->unit);
 835                         break;
 836                 case TRLLD_INIT_VERSION:
 837                         printf("oltr%d: low level driver version mismatch\n", sc->unit);
 838                         break;
 839                 default:
 840                         printf("oltr%d: unknown init error %d\n", sc->unit, rc);
 841                         break;
 842                 }
 843                 goto init_failed;
 844         }
 845         sc->state = OL_INIT;
 846
 847         switch(sc->config.type) {
 848         case TRLLD_ADAPTER_PCI4:        /* OC-3139 */
 849                 work_size = 32 * 1024;
 850                 break;
 851         case TRLLD_ADAPTER_PCI7:        /* OC-3540 */
 852                 work_size = 256;
 853                 break;
 854         default:
 855                 work_size = 0;
 856         }
 857
 858         if (work_size) {
 859                 if ((sc->work_memory = malloc(work_size, M_DEVBUF, M_NOWAIT)) == NULL) {
 860                         printf("oltr%d: failed to allocate work memory (%d octets).\n", sc->unit, work_size);
 861                 } else {
 862                 TRlldAddMemory(sc->TRlldAdapter, sc->work_memory,
 863                     vtophys(sc->work_memory), work_size);
 864                 }
 865         }
 866
 867         switch(IFM_SUBTYPE(ifm->ifm_media)) {
 868         case IFM_AUTO:
 869                 rc = TRlldSetSpeed(sc->TRlldAdapter, 0); /* TRLLD_SPEED_AUTO */
 870                 break;
 871         case IFM_TOK_UTP4:
 872                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_4MBPS);
 873                 break;
 874         case IFM_TOK_UTP16:
 875                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
 876                 break;
 877         case IFM_TOK_UTP100:
 878                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_100MBPS);
 879                 break;
 880         }
 881
 882         /*
 883          * Download adapter micro-code
 884          */
 885         if (bootverbose)
 886                 printf("oltr%d: Downloading adapter microcode: ", sc->unit);
 887
 888         switch(sc->config.mactype) {
 889         case TRLLD_MAC_TMS:
 890                 rc = TRlldDownload(sc->TRlldAdapter, TRlldMacCode);
 891                 if (bootverbose)
 892                         printf("TMS-380");
 893                 break;
 894         case TRLLD_MAC_HAWKEYE:
 895                 rc = TRlldDownload(sc->TRlldAdapter, TRlldHawkeyeMac);
 896                 if (bootverbose)
 897                         printf("Hawkeye");
 898                 break;
 899         case TRLLD_MAC_BULLSEYE:
 900                 rc = TRlldDownload(sc->TRlldAdapter, TRlldBullseyeMac);
 901                 if (bootverbose)
 902                         printf("Bullseye");
 903                 break;
 904         default:
 905                 if (bootverbose)
 906                         printf("unknown - failed!\n");
 907                 goto init_failed;
 908                 break;
 909         }
 910
 911         /*
 912          * Check download status
 913          */
 914         switch(rc) {
 915         case TRLLD_DOWNLOAD_OK:
 916                 if (bootverbose)
 917                         printf(" - ok\n");
 918                 break;
 919         case TRLLD_DOWNLOAD_ERROR:
 920                 if (bootverbose)
 921                         printf(" - failed\n");
 922                 else
 923                         printf("oltr%d: adapter microcode download failed\n", sc->unit);
 924                 goto init_failed;
 925                 break;
 926         case TRLLD_STATE:
 927                 if (bootverbose)
 928                         printf(" - not ready\n");
 929                 goto init_failed;
 930                 break;
 931         }
 932
 933         /*
 934          * Wait for self-test to complete
 935          */
 936         i = 0;
 937         while ((poll++ < SELF_TEST_POLLS) && (sc->state < OL_READY)) {
 938                 if (DEBUG_MASK & DEBUG_INIT)
 939                         printf("p");
 940                 DELAY(TRlldPoll(sc->TRlldAdapter) * 1000);
 941                 if (TRlldInterruptService(sc->TRlldAdapter) != 0)
 942                         if (DEBUG_MASK & DEBUG_INIT) printf("i");
 943         }
 944
 945         if (sc->state != OL_CLOSED) {
 946                 printf("oltr%d: self-test failed\n", sc->unit);
 947                 goto init_failed;
 948         }
 949
 950         /*
 951          * Set up adapter poll
 952          */
 953         callout_handle_init(&sc->oltr_poll_ch);
 954         sc->oltr_poll_ch = timeout(oltr_poll, (void *)sc, 1);
 955
 956         sc->state = OL_OPENING;
 957
 958         /*
 959          * Open the adapter
 960          */
 961         rc = TRlldOpen(sc->TRlldAdapter, sc->arpcom.ac_enaddr, sc->GroupAddress,
 962                 sc->FunctionalAddress, 1552, sc->AdapterMode);
 963         switch(rc) {
 964                 case TRLLD_OPEN_OK:
 965                         break;
 966                 case TRLLD_OPEN_STATE:
 967                         printf("oltr%d: adapter not ready for open\n", sc->unit);
 968                         (void)splx(s);
 969                         return;
 970                 case TRLLD_OPEN_ADDRESS_ERROR:
 971                         printf("oltr%d: illegal MAC address\n", sc->unit);
 972                         (void)splx(s);
 973                         return;
 974                 case TRLLD_OPEN_MODE_ERROR:
 975                         printf("oltr%d: illegal open mode\n", sc->unit);
 976                         (void)splx(s);
 977                         return;
 978                 default:
 979                         printf("oltr%d: unknown open error (%d)\n", sc->unit, rc);
 980                         (void)splx(s);
 981                         return;
 982         }
 983
 984         /*
 985          * Set promiscious mode for now...
 986          */
 987         TRlldSetPromiscuousMode(sc->TRlldAdapter, TRLLD_PROM_LLC);
 988         ifp->if_flags |= IFF_PROMISC;
 989
 990         /*
 991          * Block on the ring insert and set a timeout
 992          */
 993         tsleep(sc, 0, "oltropen", 30*hz);
 994
 995         /*
 996          * Set up receive buffer ring
 997          */
 998         for (i = 0; i < RING_BUFFER_LEN; i++) {
 999                 rc = TRlldReceiveFragment(sc->TRlldAdapter, (void *)sc->rx_ring[i].data,
1000                         sc->rx_ring[i].address, RX_BUFFER_LEN, (void *)sc->rx_ring[i].index);
1001                 if (rc != TRLLD_RECEIVE_OK) {
1002                         printf("oltr%d: adapter refused receive fragment %d (rc = %d)\n", sc->unit, i, rc);
1003                         break;
1004                 }
1005         }
1006
1007         sc->tx_avail = RING_BUFFER_LEN;
1008         sc->tx_head = 0;
1009         sc->tx_frame = 0;
1010
1011         sc->restart = NULL;
1012
1013         ifp->if_flags |= IFF_RUNNING;
1014         ifp->if_flags &= ~IFF_OACTIVE;
1015
1016         /*
1017          * Set up adapter statistics poll
1018          */
1019         /*callout_handle_init(&sc->oltr_stat_ch);*/
1020         /*sc->oltr_stat_ch = timeout(oltr_stat, (void *)sc, 1*hz);*/
1021
1022         (void)splx(s);
1023         return;
1024
1025 init_failed:
1026         sc->state = OL_DEAD;
1027         (void)splx(s);
1028         return;
1029 }
1030
1031 static int
1032 oltr_ioctl(struct ifnet *ifp, u_long command, caddr_t data, struct ucred *cr)
1033 {
1034         struct oltr_softc       *sc = ifp->if_softc;
1035         struct ifreq            *ifr = (struct ifreq *)data;
1036         int                     error = 0, s;
1037
1038         s = splimp();
1039
1040         switch(command) {
1041         case SIOCSIFADDR:
1042         case SIOCGIFADDR:
1043         case SIOCSIFMTU:
1044                 error = iso88025_ioctl(ifp, command, data);
1045                 break;
1046
1047         case SIOCSIFFLAGS:
1048                 if (ifp->if_flags & IFF_UP) {
1049                         oltr_init(sc);
1050                 } else {
1051                         if (ifp->if_flags & IFF_RUNNING) {
1052                                 oltr_close(sc);
1053                         }
1054                 }
1055                 break;
1056         case SIOCGIFMEDIA:
1057         case SIOCSIFMEDIA:
1058                 error = ifmedia_ioctl(ifp, ifr, &sc->ifmedia, command);
1059                 break;
1060         default:
1061                 error = EINVAL;
1062                 break;
1063         }
1064
1065         (void)splx(s);
1066
1067         return(error);
1068 }
1069
1070
1071 void
1072 oltr_poll(void *arg)
1073 {
1074         struct oltr_softc *sc = (struct oltr_softc *)arg;
1075         int s;
1076
1077         s = splimp();
1078
1079         if (DEBUG_MASK & DEBUG_POLL) printf("P");
1080
1081         /* Set up next adapter poll */
1082         sc->oltr_poll_ch = timeout(oltr_poll, (void *)sc, (TRlldPoll(sc->TRlldAdapter) * hz / 1000));
1083
1084         (void)splx(s);
1085 }
1086
1087 #ifdef NOTYET
1088 void
1089 oltr_stat(void *arg)
1090 {
1091         struct oltr_softc       *sc = (struct oltr_softc *)arg;
1092         int                     s;
1093
1094         s = splimp();
1095
1096         /* Set up next adapter poll */
1097         sc->oltr_stat_ch = timeout(oltr_stat, (void *)sc, 1*hz);
1098         if (TRlldGetStatistics(sc->TRlldAdapter, &sc->current, 0) != 0) {
1099                 /*printf("oltr%d: statistics available immediately...\n", sc->unit);*/
1100                 DriverStatistics((void *)sc, &sc->current);
1101         }
1102
1103         (void)splx(s);
1104 }
1105 #endif
1106 static int
1107 oltr_ifmedia_upd(struct ifnet *ifp)
1108 {
1109         struct oltr_softc       *sc = ifp->if_softc;
1110         struct ifmedia          *ifm = &sc->ifmedia;
1111         int                     rc;
1112
1113         if (IFM_TYPE(ifm->ifm_media) != IFM_TOKEN)
1114                 return(EINVAL);
1115
1116         switch(IFM_SUBTYPE(ifm->ifm_media)) {
1117         case IFM_AUTO:
1118                 rc = TRlldSetSpeed(sc->TRlldAdapter, 0); /* TRLLD_SPEED_AUTO */
1119                 break;
1120         case IFM_TOK_UTP4:
1121                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_4MBPS);
1122                 break;
1123         case IFM_TOK_UTP16:
1124                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
1125                 break;
1126         case IFM_TOK_UTP100:
1127                 rc = TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_100MBPS);
1128                 break;
1129         default:
1130                 return(EINVAL);
1131                 break;
1132         }
1133
1134         return(0);
1135
1136 }
1137
1138 static void
1139 oltr_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr)
1140 {
1141         struct oltr_softc       *sc = ifp->if_softc;
1142         struct ifmedia          *ifm = &sc->ifmedia;
1143
1144         /*printf("oltr%d: oltr_ifmedia_sts\n", sc->unit);*/
1145
1146         ifmr->ifm_active = IFM_TYPE(ifm->ifm_media)|IFM_SUBTYPE(ifm->ifm_media);
1147
1148 }
1149
1150 /*
1151  * ---------------------- PMW Callback Functions -----------------------
1152  */
1153
1154 void
1155 DriverStatistics(void *DriverHandle, TRlldStatistics_t *statistics)
1156 {
1157 #ifdef NOTYET
1158         struct oltr_softc               *sc = (struct oltr_softc *)DriverHandle;
1159
1160         if (sc->statistics.LineErrors != statistics->LineErrors)
1161                 printf("oltr%d: Line Errors %lu\n", sc->unit,
1162                     statistics->LineErrors);
1163         if (sc->statistics.InternalErrors != statistics->InternalErrors)
1164                 printf("oltr%d: Internal Errors %lu\n", sc->unit,
1165                     statistics->InternalErrors);
1166         if (sc->statistics.BurstErrors != statistics->BurstErrors)
1167                 printf("oltr%d: Burst Errors %lu\n", sc->unit,
1168                     statistics->BurstErrors);
1169         if (sc->statistics.AbortDelimiters != statistics->AbortDelimiters)
1170                 printf("oltr%d: Abort Delimiters %lu\n", sc->unit,
1171                     statistics->AbortDelimiters);
1172         if (sc->statistics.ARIFCIErrors != statistics->ARIFCIErrors)
1173                 printf("oltr%d: ARIFCI Errors %lu\n", sc->unit,
1174                     statistics->ARIFCIErrors);
1175         if (sc->statistics.LostFrames != statistics->LostFrames)
1176                 printf("oltr%d: Lost Frames %lu\n", sc->unit,
1177                     statistics->LostFrames);
1178         if (sc->statistics.CongestionErrors != statistics->CongestionErrors)
1179                 printf("oltr%d: Congestion Errors %lu\n", sc->unit,
1180                     statistics->CongestionErrors);
1181         if (sc->statistics.FrequencyErrors != statistics->FrequencyErrors)
1182                 printf("oltr%d: Frequency Errors %lu\n", sc->unit,
1183                     statistics->FrequencyErrors);
1184         if (sc->statistics.TokenErrors != statistics->TokenErrors)
1185                 printf("oltr%d: Token Errors %lu\n", sc->unit,
1186                     statistics->TokenErrors);
1187         if (sc->statistics.DMABusErrors != statistics->DMABusErrors)
1188                 printf("oltr%d: DMA Bus Errors %lu\n", sc->unit,
1189                     statistics->DMABusErrors);
1190         if (sc->statistics.DMAParityErrors != statistics->DMAParityErrors)
1191                 printf("oltr%d: DMA Parity Errors %lu\n", sc->unit,
1192                     statistics->DMAParityErrors);
1193         if (sc->statistics.ReceiveLongFrame != statistics->ReceiveLongFrame)
1194                 printf("oltr%d: Long frames received %lu\n", sc->unit,
1195                     statistics->ReceiveLongFrame);
1196         if (sc->statistics.ReceiveCRCErrors != statistics->ReceiveCRCErrors)
1197                 printf("oltr%d: Receive CRC Errors %lu\n", sc->unit,
1198                     statistics->ReceiveCRCErrors);
1199         if (sc->statistics.ReceiveOverflow != statistics->ReceiveOverflow)
1200                 printf("oltr%d: Recieve overflows %lu\n", sc->unit,
1201                     statistics->ReceiveOverflow);
1202         if (sc->statistics.TransmitUnderrun != statistics->TransmitUnderrun)
1203                 printf("oltr%d: Frequency Errors %lu\n", sc->unit,
1204                     statistics->TransmitUnderrun);
1205         bcopy(statistics, &sc->statistics, sizeof(TRlldStatistics_t));
1206 #endif
1207 }
1208
1209 static void
1210 DriverSuspend(unsigned short MicroSeconds)
1211 {
1212     DELAY(MicroSeconds);
1213 }
1214
1215
1216 static void
1217 DriverStatus(void *DriverHandle, TRlldStatus_t *Status)
1218 {
1219         struct oltr_softc       *sc = (struct oltr_softc *)DriverHandle;
1220         struct ifnet            *ifp = &sc->arpcom.ac_if;
1221
1222         char *Protocol[] = { /* 0 */ "Unknown",
1223                              /* 1 */ "TKP",
1224                              /* 2 */ "TXI" };
1225         char *Timeout[]  = { /* 0 */ "command",
1226                              /* 1 */ "transmit",
1227                              /* 2 */ "interrupt" };
1228
1229         switch (Status->Type) {
1230
1231         case TRLLD_STS_ON_WIRE:
1232                 printf("oltr%d: ring insert (%d Mbps - %s)\n", sc->unit,
1233                     Status->Specification.OnWireInformation.Speed,
1234                     Protocol[Status->Specification.OnWireInformation.AccessProtocol]);
1235                 sc->state = OL_OPEN;
1236                 wakeup(sc);
1237                 break;
1238         case TRLLD_STS_SELFTEST_STATUS:
1239                 if (Status->Specification.SelftestStatus == TRLLD_ST_OK) {
1240                         sc->state = OL_CLOSED;
1241                         if (bootverbose)
1242                                 printf("oltr%d: self test complete\n", sc->unit);
1243                 }
1244                 if (Status->Specification.SelftestStatus & TRLLD_ST_ERROR) {
1245                         printf("oltr%d: Adapter self test error %d", sc->unit,
1246                         Status->Specification.SelftestStatus & ~TRLLD_ST_ERROR);
1247                         sc->state = OL_DEAD;
1248                 }
1249                 if (Status->Specification.SelftestStatus & TRLLD_ST_TIMEOUT) {
1250                         printf("oltr%d: Adapter self test timed out.\n", sc->unit);
1251                         sc->state = OL_DEAD;
1252                 }
1253                 break;
1254         case TRLLD_STS_INIT_STATUS:
1255                 if (Status->Specification.InitStatus == 0x800) {
1256                         oltr_stop(sc);
1257                         ifmedia_set(&sc->ifmedia, IFM_TOKEN|IFM_TOK_UTP16);
1258                         TRlldSetSpeed(sc->TRlldAdapter, TRLLD_SPEED_16MBPS);
1259                         oltr_init(sc);
1260                         break;
1261                 }
1262                 printf("oltr%d: adapter init failure 0x%03x\n", sc->unit,
1263                     Status->Specification.InitStatus);
1264                 oltr_stop(sc);
1265                 break;
1266         case TRLLD_STS_RING_STATUS:
1267                 if (Status->Specification.RingStatus) {
1268                         printf("oltr%d: Ring status change: ", sc->unit);
1269                         if (Status->Specification.RingStatus &
1270                             TRLLD_RS_SIGNAL_LOSS)
1271                                 printf(" [Signal Loss]");
1272                         if (Status->Specification.RingStatus &
1273                             TRLLD_RS_HARD_ERROR)
1274                                 printf(" [Hard Error]");
1275                         if (Status->Specification.RingStatus &
1276                             TRLLD_RS_SOFT_ERROR)
1277                                 printf(" [Soft Error]");
1278                         if (Status->Specification.RingStatus &
1279                             TRLLD_RS_TRANSMIT_BEACON)
1280                                 printf(" [Beacon]");
1281                         if (Status->Specification.RingStatus &
1282                             TRLLD_RS_LOBE_WIRE_FAULT)
1283                                 printf(" [Wire Fault]");
1284                         if (Status->Specification.RingStatus &
1285                             TRLLD_RS_AUTO_REMOVAL_ERROR)
1286                                 printf(" [Auto Removal]");
1287                         if (Status->Specification.RingStatus &
1288                             TRLLD_RS_REMOVE_RECEIVED)
1289                                 printf(" [Remove Received]");
1290                         if (Status->Specification.RingStatus &
1291                             TRLLD_RS_COUNTER_OVERFLOW)
1292                                 printf(" [Counter Overflow]");
1293                         if (Status->Specification.RingStatus &
1294                             TRLLD_RS_SINGLE_STATION)
1295                                 printf(" [Single Station]");
1296                         if (Status->Specification.RingStatus &
1297                                 TRLLD_RS_RING_RECOVERY)
1298                                 printf(" [Ring Recovery]");
1299                         printf("\n");
1300                 }
1301                 break;
1302         case TRLLD_STS_ADAPTER_CHECK:
1303                 printf("oltr%d: adapter check (%04x %04x %04x %04x)\n", sc->unit,
1304                     Status->Specification.AdapterCheck[0],
1305                     Status->Specification.AdapterCheck[1],
1306                     Status->Specification.AdapterCheck[2],
1307                     Status->Specification.AdapterCheck[3]);
1308                 sc->state = OL_DEAD;
1309                 oltr_stop(sc);
1310                 break;
1311         case TRLLD_STS_PROMISCUOUS_STOPPED:
1312                 printf("oltr%d: promiscuous mode ", sc->unit);
1313                 if (Status->Specification.PromRemovedCause == 1)
1314                         printf("remove received.");
1315                 if (Status->Specification.PromRemovedCause == 2)
1316                         printf("poll failure.");
1317                 if (Status->Specification.PromRemovedCause == 2)
1318                         printf("buffer size failure.");
1319                 printf("\n");
1320                 ifp->if_flags &= ~IFF_PROMISC;
1321                 break;
1322         case TRLLD_STS_LLD_ERROR:
1323                 printf("oltr%d: low level driver internal error ", sc->unit);
1324                 printf("(%04x %04x %04x %04x).\n",
1325                     Status->Specification.InternalError[0],
1326                     Status->Specification.InternalError[1],
1327                     Status->Specification.InternalError[2],
1328                     Status->Specification.InternalError[3]);
1329                 sc->state = OL_DEAD;
1330                 oltr_stop(sc);
1331                 break;
1332         case TRLLD_STS_ADAPTER_TIMEOUT:
1333                 printf("oltr%d: adapter %s timeout.\n", sc->unit,
1334                     Timeout[Status->Specification.AdapterTimeout]);
1335                 break;
1336         default:
1337                 printf("oltr%d: driver status Type = %d\n", sc->unit, Status->Type);
1338                 break;
1339
1340         }
1341         if (Status->Closed) {
1342                 sc->state = OL_CLOSING;
1343                 oltr_stop(sc);
1344         }
1345
1346 }
1347
1348 static void
1349 DriverCloseCompleted(void *DriverHandle)
1350 {
1351         struct oltr_softc               *sc = (struct oltr_softc *)DriverHandle;
1352
1353         printf("oltr%d: adapter closed\n", sc->unit);
1354         wakeup(sc);
1355         sc->state = OL_CLOSED;
1356 }
1357
1358 static void
1359 DriverTransmitFrameCompleted(void *DriverHandle, void *FrameHandle, int TransmitStatus)
1360 {
1361         struct oltr_softc       *sc = (struct oltr_softc *)DriverHandle;
1362         struct ifnet            *ifp = &sc->arpcom.ac_if;
1363         TRlldTransmit_t         *frame = (TRlldTransmit_t *)FrameHandle;
1364
1365         /*printf("oltr%d: DriverTransmitFrameCompleted\n", sc->unit);*/
1366
1367         if (TransmitStatus != TRLLD_TRANSMIT_OK) {
1368                 ifp->if_oerrors++;
1369                 printf("oltr%d: transmit error %d\n", sc->unit, TransmitStatus);
1370         } else {
1371                 ifp->if_opackets++;
1372         }
1373
1374         sc->tx_avail += frame->FragmentCount;
1375
1376         if (ifp->if_flags & IFF_OACTIVE) {
1377                 printf("oltr%d: queue restart\n", sc->unit);
1378                 ifp->if_flags &= ~IFF_OACTIVE;
1379                 oltr_start(ifp);
1380         }
1381
1382
1383 }
1384
1385 static void
1386 DriverReceiveFrameCompleted(void *DriverHandle, int ByteCount, int FragmentCount, void *FragmentHandle, int ReceiveStatus)
1387 {
1388         struct oltr_softc       *sc = (struct oltr_softc *)DriverHandle;
1389         struct ifnet            *ifp = (struct ifnet *)&sc->arpcom.ac_if;
1390         struct mbuf             *m0, *m1, *m;
1391         struct iso88025_header  *th;
1392         int                     frame_len = ByteCount, hdr_len, i = (int)FragmentHandle, rc, s;
1393         int                     mbuf_offset, mbuf_size, frag_offset, copy_length;
1394         char                    *fragment = sc->rx_ring[RING_BUFFER(i)].data;
1395
1396         if (sc->state > OL_CLOSED) {
1397                 if (ReceiveStatus == TRLLD_RCV_OK) {
1398                         MGETHDR(m0, M_DONTWAIT, MT_DATA);
1399                         mbuf_size = MHLEN - 2;
1400                         if (!m0) {
1401                                 ifp->if_ierrors++;
1402                                 goto dropped;
1403                         }
1404                         if (ByteCount + 2 > MHLEN) {
1405                                 MCLGET(m0, M_DONTWAIT);
1406                                 mbuf_size = MCLBYTES - 2;
1407                                 if (!(m0->m_flags & M_EXT)) {
1408                                         m_freem(m0);
1409                                         ifp->if_ierrors++;
1410                                         goto dropped;
1411                                 }
1412                         }
1413                         m0->m_pkthdr.rcvif = ifp;
1414                         m0->m_pkthdr.len = ByteCount;
1415                         m0->m_len = 0;
1416                         m0->m_data += 2;
1417                         th = mtod(m0, struct iso88025_header *);
1418                         m0->m_pkthdr.header = (void *)th;
1419
1420                         m = m0;
1421                         mbuf_offset = 0;
1422                         frag_offset = 0;
1423                         while (frame_len) {
1424                                 copy_length = MIN3(frame_len,
1425                                     (RX_BUFFER_LEN - frag_offset),
1426                                     (mbuf_size - mbuf_offset));
1427                                 bcopy(fragment + frag_offset, mtod(m, char *) +
1428                                     mbuf_offset, copy_length);
1429                                 m->m_len += copy_length;
1430                                 mbuf_offset += copy_length;
1431                                 frag_offset += copy_length;
1432                                 frame_len -= copy_length;
1433
1434                                 if (frag_offset == RX_BUFFER_LEN) {
1435                                         fragment =
1436                                             sc->rx_ring[RING_BUFFER(++i)].data;
1437                                         frag_offset = 0;
1438                                 }
1439                                 if ((mbuf_offset == mbuf_size) && (frame_len > 0)) {
1440                                         MGET(m1, M_DONTWAIT, MT_DATA);
1441                                         mbuf_size = MHLEN;
1442                                         if (!m1) {
1443                                                 ifp->if_ierrors++;
1444                                                 m_freem(m0);
1445                                                 goto dropped;
1446                                         }
1447                                         if (frame_len > MHLEN) {
1448                                                 MCLGET(m1, M_DONTWAIT);
1449                                                 mbuf_size = MCLBYTES;
1450                                                 if (!(m1->m_flags & M_EXT)) {
1451                                                         m_freem(m0);
1452                                                         m_freem(m1);
1453                                                         ifp->if_ierrors++;
1454                                                         goto dropped;
1455                                                 }
1456                                         }
1457                                         m->m_next = m1;
1458                                         m = m1;
1459                                         mbuf_offset = 0;
1460                                         m->m_len = 0;
1461                                 }
1462                         }
1463 #if (NBPFILTER > 0) || defined(__DragonFly__) || (__FreeBSD_version > 400000)
1464                         if (ifp->if_bpf)
1465                                 bpf_mtap(ifp, m0);
1466 #endif
1467
1468                         /*if (ifp->if_flags & IFF_PROMISC) {*/
1469                                 if (bcmp(th->iso88025_dhost, etherbroadcastaddr
1470                                     , sizeof(th->iso88025_dhost))) {
1471                                         if ((bcmp(th->iso88025_dhost + 1, sc->arpcom.ac_enaddr + 1, ISO88025_ADDR_LEN - 1)) ||
1472                                             ((th->iso88025_dhost[0] & 0x7f) != sc->arpcom.ac_enaddr[0])) {
1473                                                 m_freem(m0);
1474                                                 goto dropped;
1475                                         }
1476                                 }
1477                         /*}*/
1478                         ifp->if_ipackets++;
1479
1480                         hdr_len = ISO88025_HDR_LEN;
1481                         if (th->iso88025_shost[0] & 0x80)
1482                                 hdr_len += (ntohs(th->rcf) & 0x1f00) >> 8;
1483
1484                         m0->m_pkthdr.len -= hdr_len;
1485                         m0->m_len -= hdr_len;
1486                         m0->m_data += hdr_len;
1487
1488                         iso88025_input(ifp, th, m0);
1489
1490                 } else {        /* Receiver error */
1491                         if (ReceiveStatus != TRLLD_RCV_NO_DATA) {
1492                                 printf("oltr%d: receive error %d\n", sc->unit,
1493                                     ReceiveStatus);
1494                                 ifp->if_ierrors++;
1495                         }
1496                 }
1497
1498 dropped:
1499                 s = splimp();
1500                 i = (int)FragmentHandle;
1501                 while (FragmentCount--) {
1502                         rc = TRlldReceiveFragment(sc->TRlldAdapter,
1503                             (void *)sc->rx_ring[RING_BUFFER(i)].data,
1504                             sc->rx_ring[RING_BUFFER(i)].address,
1505                             RX_BUFFER_LEN, (void *)sc->rx_ring[RING_BUFFER(i)].index);
1506                         if (rc != TRLLD_RECEIVE_OK) {
1507                                 printf("oltr%d: adapter refused receive fragment %d (rc = %d)\n", sc->unit, i, rc);
1508                                 break;
1509                         }
1510                         i++;
1511                 }
1512                 (void)splx(s);
1513         }
1514 }
1515
1516
1517 /*
1518  * ---------------------------- PMW Glue -------------------------------
1519  */
1520
1521 #ifndef TRlldInlineIO
1522
1523 static void
1524 DriverOutByte(unsigned short IOAddress, unsigned char value)
1525 {
1526         outb(IOAddress, value);
1527 }
1528
1529 static void
1530 DriverOutWord(unsigned short IOAddress, unsigned short value)
1531 {
1532         outw(IOAddress, value);
1533 }
1534
1535 static void
1536 DriverOutDword(unsigned short IOAddress, unsigned long value)
1537 {
1538         outl(IOAddress, value);
1539 }
1540
1541 static void
1542 DriverRepOutByte(unsigned short IOAddress, unsigned char *DataPointer, int ByteCount)
1543 {
1544         outsb(IOAddress, (void *)DataPointer, ByteCount);
1545 }
1546
1547 static void
1548 DriverRepOutWord(unsigned short IOAddress, unsigned short *DataPointer, int WordCount)
1549 {
1550         outsw(IOAddress, (void *)DataPointer, WordCount);
1551 }
1552
1553 static void
1554 DriverRepOutDword(unsigned short IOAddress, unsigned long *DataPointer, int DWordCount)
1555 {
1556         outsl(IOAddress, (void *)DataPointer, DWordCount);
1557 }
1558
1559 static unsigned char
1560 DriverInByte(unsigned short IOAddress)
1561 {
1562         return(inb(IOAddress));
1563 }
1564
1565 static unsigned short
1566 DriverInWord(unsigned short IOAddress)
1567 {
1568         return(inw(IOAddress));
1569 }
1570
1571 static unsigned long
1572 DriverInDword(unsigned short IOAddress)
1573 {
1574         return(inl(IOAddress));
1575 }
1576
1577 static void
1578 DriverRepInByte(unsigned short IOAddress, unsigned char *DataPointer, int ByteCount)
1579 {
1580         insb(IOAddress, (void *)DataPointer, ByteCount);
1581 }
1582
1583 static void
1584 DriverRepInWord(unsigned short IOAddress, unsigned short *DataPointer, int WordCount)
1585 {
1586         insw(IOAddress, (void *)DataPointer, WordCount);
1587 }
1588 static void
1589 DriverRepInDword( unsigned short IOAddress, unsigned long *DataPointer, int DWordCount)
1590 {
1591         insl(IOAddress, (void *)DataPointer, DWordCount);
1592 }
1593 #endif /* TRlldInlineIO */