if_ce.c revision 188663
1/* 2 * Cronyx-Tau32-PCI adapter driver for FreeBSD. 3 * 4 * Copyright (C) 2003-2005 Cronyx Engineering. 5 * Copyright (C) 2003-2005 Kurakin Roman, <rik@FreeBSD.org> 6 * 7 * This software is distributed with NO WARRANTIES, not even the implied 8 * warranties for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 9 * 10 * Authors grant any other persons or organisations a permission to use, 11 * modify and redistribute this software in source and binary forms, 12 * as long as this message is kept with the software, all derivative 13 * works or modified versions. 14 * 15 * $Cronyx: if_ce.c,v 1.9.2.8 2005/11/21 14:17:44 rik Exp $ 16 */ 17 18#include <sys/cdefs.h> 19__FBSDID("$FreeBSD: head/sys/dev/ce/if_ce.c 188663 2009-02-15 23:29:13Z rwatson $"); 20 21#include <sys/param.h> 22 23#if __FreeBSD_version >= 500000 24# define NPCI 1 25#else 26# include "pci.h" 27#endif 28 29#if NPCI > 0 30 31#include <sys/ucred.h> 32#include <sys/priv.h> 33#include <sys/proc.h> 34#include <sys/systm.h> 35#include <sys/mbuf.h> 36#include <sys/kernel.h> 37#include <sys/module.h> 38#include <sys/conf.h> 39#include <sys/malloc.h> 40#include <sys/socket.h> 41#include <sys/sockio.h> 42#if __FreeBSD_version >= 504000 43#include <sys/sysctl.h> 44#endif 45#include <sys/tty.h> 46#include <sys/bus.h> 47#include <vm/vm.h> 48#include <vm/pmap.h> 49#include <net/if.h> 50#if __FreeBSD_version > 501000 51# include <dev/pci/pcivar.h> 52# include <dev/pci/pcireg.h> 53#else 54# include <pci/pcivar.h> 55# include <pci/pcireg.h> 56#endif 57#include <machine/bus.h> 58#include <sys/rman.h> 59#include "opt_ng_cronyx.h" 60#ifdef NETGRAPH_CRONYX 61# include "opt_netgraph.h" 62# ifndef NETGRAPH 63# error #option NETGRAPH missed from configuration 64# endif 65# include <netgraph/ng_message.h> 66# include <netgraph/netgraph.h> 67# include <dev/ce/ng_ce.h> 68#else 69# include <net/if_types.h> 70# include <net/if_sppp.h> 71# define PP_CISCO IFF_LINK2 72# include <net/bpf.h> 73#endif 74#include <dev/cx/machdep.h> 75#include <dev/ce/ceddk.h> 76#include <machine/cserial.h> 77#include <machine/resource.h> 78#include <machine/pmap.h> 79 80/* If we don't have Cronyx's sppp version, we don't have fr support via sppp */ 81#ifndef PP_FR 82#define PP_FR 0 83#endif 84 85#ifndef IFP2SP 86#define IFP2SP(ifp) ((struct sppp*)ifp) 87#endif 88#ifndef SP2IFP 89#define SP2IFP(sp) ((struct ifnet*)sp) 90#endif 91 92#ifndef PCIR_BAR 93#define PCIR_BAR(x) (PCIR_MAPS + (x) * 4) 94#endif 95 96/* define as our previous return value */ 97#ifndef BUS_PROBE_DEFAULT 98#define BUS_PROBE_DEFAULT 0 99#endif 100 101#define CE_DEBUG(d,s) ({if (d->chan->debug) {\ 102 printf ("%s: ", d->name); printf s;}}) 103#define CE_DEBUG2(d,s) ({if (d->chan->debug>1) {\ 104 printf ("%s: ", d->name); printf s;}}) 105 106#ifndef CALLOUT_MPSAFE 107#define CALLOUT_MPSAFE 0 108#endif 109 110#ifndef IF_DRAIN 111#define IF_DRAIN(ifq) do { \ 112 struct mbuf *m; \ 113 for (;;) { \ 114 IF_DEQUEUE(ifq, m); \ 115 if (m == NULL) \ 116 break; \ 117 m_freem(m); \ 118 } \ 119} while (0) 120#endif 121 122#ifndef _IF_QLEN 123#define _IF_QLEN(ifq) ((ifq)->ifq_len) 124#endif 125 126#ifndef callout_drain 127#define callout_drain callout_stop 128#endif 129 130#define CE_LOCK_NAME "ceX" 131 132#define CE_LOCK(_bd) mtx_lock (&(_bd)->ce_mtx) 133#define CE_UNLOCK(_bd) mtx_unlock (&(_bd)->ce_mtx) 134#define CE_LOCK_ASSERT(_bd) mtx_assert (&(_bd)->ce_mtx, MA_OWNED) 135 136#define CDEV_MAJOR 185 137 138static int ce_probe __P((device_t)); 139static int ce_attach __P((device_t)); 140static int ce_detach __P((device_t)); 141 142static device_method_t ce_methods[] = { 143 /* Device interface */ 144 DEVMETHOD(device_probe, ce_probe), 145 DEVMETHOD(device_attach, ce_attach), 146 DEVMETHOD(device_detach, ce_detach), 147 148 {0, 0} 149}; 150 151typedef struct _ce_dma_mem_t { 152 unsigned long phys; 153 void *virt; 154 size_t size; 155#if __FreeBSD_version >= 500000 156 bus_dma_tag_t dmat; 157 bus_dmamap_t mapp; 158#endif 159} ce_dma_mem_t; 160 161typedef struct _drv_t { 162 char name [8]; 163 int running; 164 ce_board_t *board; 165 ce_chan_t *chan; 166 struct ifqueue rqueue; 167#ifdef NETGRAPH 168 char nodename [NG_NODELEN+1]; 169 hook_p hook; 170 hook_p debug_hook; 171 node_p node; 172 struct ifqueue queue; 173 struct ifqueue hi_queue; 174 short timeout; 175 struct callout timeout_handle; 176#else 177 struct ifnet *ifp; 178#endif 179#if __FreeBSD_version >= 500000 180 struct cdev *devt; 181#else /* __FreeBSD_version < 500000 */ 182 dev_t devt; 183#endif 184 ce_dma_mem_t dmamem; 185} drv_t; 186 187typedef struct _bdrv_t { 188 ce_board_t *board; 189 struct resource *ce_res; 190 struct resource *ce_irq; 191 void *ce_intrhand; 192 ce_dma_mem_t dmamem; 193 drv_t channel [NCHAN]; 194#if __FreeBSD_version >= 504000 195 struct mtx ce_mtx; 196#endif 197} bdrv_t; 198 199static driver_t ce_driver = { 200 "ce", 201 ce_methods, 202 sizeof(bdrv_t), 203}; 204 205static devclass_t ce_devclass; 206 207static void ce_receive (ce_chan_t *c, unsigned char *data, int len); 208static void ce_transmit (ce_chan_t *c, void *attachment, int len); 209static void ce_error (ce_chan_t *c, int data); 210static void ce_up (drv_t *d); 211static void ce_start (drv_t *d); 212static void ce_down (drv_t *d); 213static void ce_watchdog (drv_t *d); 214#ifdef NETGRAPH 215extern struct ng_type typestruct; 216#else 217static void ce_ifstart (struct ifnet *ifp); 218static void ce_tlf (struct sppp *sp); 219static void ce_tls (struct sppp *sp); 220static void ce_ifwatchdog (struct ifnet *ifp); 221static int ce_sioctl (struct ifnet *ifp, u_long cmd, caddr_t data); 222static void ce_initialize (void *softc); 223#endif 224 225static ce_board_t *adapter [NBRD]; 226static drv_t *channel [NBRD*NCHAN]; 227static struct callout led_timo [NBRD]; 228static struct callout timeout_handle; 229 230static int ce_destroy = 0; 231 232#if __FreeBSD_version < 500000 233static int ce_open (dev_t dev, int oflags, int devtype, struct proc *p); 234static int ce_close (dev_t dev, int fflag, int devtype, struct proc *p); 235static int ce_ioctl (dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p); 236#else 237static int ce_open (struct cdev *dev, int oflags, int devtype, struct thread *td); 238static int ce_close (struct cdev *dev, int fflag, int devtype, struct thread *td); 239static int ce_ioctl (struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td); 240#endif 241#if __FreeBSD_version < 500000 242static struct cdevsw ce_cdevsw = { 243 ce_open, ce_close, noread, nowrite, 244 ce_ioctl, nopoll, nommap, nostrategy, 245 "ce", CDEV_MAJOR, nodump, nopsize, 246 D_NAGGED, -1 247 }; 248#elif __FreeBSD_version == 500000 249static struct cdevsw ce_cdevsw = { 250 ce_open, ce_close, noread, nowrite, 251 ce_ioctl, nopoll, nommap, nostrategy, 252 "ce", CDEV_MAJOR, nodump, nopsize, 253 D_NAGGED, 254 }; 255#elif __FreeBSD_version <= 501000 256static struct cdevsw ce_cdevsw = { 257 .d_open = ce_open, 258 .d_close = ce_close, 259 .d_read = noread, 260 .d_write = nowrite, 261 .d_ioctl = ce_ioctl, 262 .d_poll = nopoll, 263 .d_mmap = nommap, 264 .d_strategy = nostrategy, 265 .d_name = "ce", 266 .d_maj = CDEV_MAJOR, 267 .d_dump = nodump, 268 .d_flags = D_NAGGED, 269}; 270#elif __FreeBSD_version < 502103 271static struct cdevsw ce_cdevsw = { 272 .d_open = ce_open, 273 .d_close = ce_close, 274 .d_ioctl = ce_ioctl, 275 .d_name = "ce", 276 .d_maj = CDEV_MAJOR, 277 .d_flags = D_NAGGED, 278}; 279#elif __FreeBSD_version < 600000 280static struct cdevsw ce_cdevsw = { 281 .d_version = D_VERSION, 282 .d_open = ce_open, 283 .d_close = ce_close, 284 .d_ioctl = ce_ioctl, 285 .d_name = "ce", 286 .d_maj = CDEV_MAJOR, 287 .d_flags = D_NEEDGIANT, 288}; 289#else /* __FreeBSD_version >= 600000 */ 290static struct cdevsw ce_cdevsw = { 291 .d_version = D_VERSION, 292 .d_open = ce_open, 293 .d_close = ce_close, 294 .d_ioctl = ce_ioctl, 295 .d_name = "ce", 296}; 297#endif 298 299/* 300 * Print the mbuf chain, for debug purposes only. 301 */ 302static void printmbuf (struct mbuf *m) 303{ 304 printf ("mbuf:"); 305 for (; m; m=m->m_next) { 306 if (m->m_flags & M_PKTHDR) 307 printf (" HDR %d:", m->m_pkthdr.len); 308 if (m->m_flags & M_EXT) 309 printf (" EXT:"); 310 printf (" %d", m->m_len); 311 } 312 printf ("\n"); 313} 314 315/* 316 * Make an mbuf from data. 317 */ 318static struct mbuf *makembuf (void *buf, unsigned len) 319{ 320 struct mbuf *m; 321 322 MGETHDR (m, M_DONTWAIT, MT_DATA); 323 if (! m) 324 return 0; 325 MCLGET (m, M_DONTWAIT); 326 if (! (m->m_flags & M_EXT)) { 327 m_freem (m); 328 return 0; 329 } 330 m->m_pkthdr.len = m->m_len = len; 331 bcopy (buf, mtod (m, caddr_t), len); 332 return m; 333} 334 335static int ce_probe (device_t dev) 336{ 337 if ((pci_get_vendor (dev) == TAU32_PCI_VENDOR_ID) && 338 (pci_get_device (dev) == TAU32_PCI_DEVICE_ID)) { 339 device_set_desc (dev, "Cronyx-Tau32-PCI serial adapter"); 340 return BUS_PROBE_DEFAULT; 341 } 342 return ENXIO; 343} 344 345static void ce_timeout (void *arg) 346{ 347 drv_t *d; 348 int s, i, k; 349 350 for (i = 0; i < NBRD; ++i) { 351 if (adapter[i] == NULL) 352 continue; 353 for (k = 0; k < NCHAN; ++k) { 354 s = splimp (); 355 if (ce_destroy) { 356 splx (s); 357 return; 358 } 359 d = channel[i * NCHAN + k]; 360 if (!d) { 361 splx (s); 362 continue; 363 } 364 CE_LOCK ((bdrv_t *)d->board->sys); 365 switch (d->chan->type) { 366 case T_E1: 367 ce_e1_timer (d->chan); 368 break; 369 default: 370 break; 371 } 372 CE_UNLOCK ((bdrv_t *)d->board->sys); 373 splx (s); 374 } 375 } 376 s = splimp (); 377 if (!ce_destroy) 378 callout_reset (&timeout_handle, hz, ce_timeout, 0); 379 splx (s); 380} 381 382static void ce_led_off (void *arg) 383{ 384 ce_board_t *b = arg; 385 bdrv_t *bd = (bdrv_t *) b->sys; 386 int s; 387 s = splimp (); 388 if (ce_destroy) { 389 splx (s); 390 return; 391 } 392 CE_LOCK (bd); 393 TAU32_LedSet (b->ddk.pControllerObject, 0); 394 CE_UNLOCK (bd); 395 splx (s); 396} 397 398static void ce_intr (void *arg) 399{ 400 bdrv_t *bd = arg; 401 ce_board_t *b = bd->board; 402 int s; 403 int i; 404#if __FreeBSD_version >= 500000 && defined NETGRAPH 405 int error; 406#endif 407 s = splimp (); 408 if (ce_destroy) { 409 splx (s); 410 return; 411 } 412 CE_LOCK (bd); 413 /* Turn LED on. */ 414 TAU32_LedSet (b->ddk.pControllerObject, 1); 415 416 TAU32_HandleInterrupt (b->ddk.pControllerObject); 417 418 /* Turn LED off 50 msec later. */ 419 callout_reset (&led_timo[b->num], hz/20, ce_led_off, b); 420 CE_UNLOCK (bd); 421 splx (s); 422 423 /* Pass packets in a lock-free state */ 424 for (i = 0; i < NCHAN && b->chan[i].type; i++) { 425 drv_t *d = b->chan[i].sys; 426 struct mbuf *m; 427 if (!d || !d->running) 428 continue; 429 while (_IF_QLEN(&d->rqueue)) { 430 IF_DEQUEUE (&d->rqueue,m); 431 if (!m) 432 continue; 433#ifdef NETGRAPH 434 if (d->hook) { 435#if __FreeBSD_version >= 500000 436 NG_SEND_DATA_ONLY (error, d->hook, m); 437#else 438 ng_queue_data (d->hook, m, 0); 439#endif 440 } else { 441 IF_DRAIN (&d->rqueue); 442 } 443#else 444 sppp_input (d->ifp, m); 445#endif 446 } 447 } 448} 449 450#if __FreeBSD_version >= 500000 451static void 452ce_bus_dmamap_addr (void *arg, bus_dma_segment_t *segs, int nseg, int error) 453{ 454 unsigned long *addr; 455 456 if (error) 457 return; 458 459 KASSERT(nseg == 1, ("too many DMA segments, %d should be 1", nseg)); 460 addr = arg; 461 *addr = segs->ds_addr; 462} 463 464#ifndef BUS_DMA_ZERO 465#define BUS_DMA_ZERO 0 466#endif 467 468static int 469ce_bus_dma_mem_alloc (int bnum, int cnum, ce_dma_mem_t *dmem) 470{ 471 int error; 472 473 error = bus_dma_tag_create (NULL, 16, 0, BUS_SPACE_MAXADDR_32BIT, 474 BUS_SPACE_MAXADDR, NULL, NULL, dmem->size, 1, 475 dmem->size, 0, 476#if __FreeBSD_version >= 502000 477 NULL, NULL, 478#endif 479 &dmem->dmat); 480 if (error) { 481 if (cnum >= 0) printf ("ce%d-%d: ", bnum, cnum); 482 else printf ("ce%d: ", bnum); 483 printf ("couldn't allocate tag for dma memory\n"); 484 return 0; 485 } 486 error = bus_dmamem_alloc (dmem->dmat, (void **)&dmem->virt, 487 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &dmem->mapp); 488 if (error) { 489 if (cnum >= 0) printf ("ce%d-%d: ", bnum, cnum); 490 else printf ("ce%d: ", bnum); 491 printf ("couldn't allocate mem for dma memory\n"); 492 bus_dma_tag_destroy (dmem->dmat); 493 return 0; 494 } 495 error = bus_dmamap_load (dmem->dmat, dmem->mapp, dmem->virt, 496 dmem->size, ce_bus_dmamap_addr, &dmem->phys, 0); 497 if (error) { 498 if (cnum >= 0) printf ("ce%d-%d: ", bnum, cnum); 499 else printf ("ce%d: ", bnum); 500 printf ("couldn't load mem map for dma memory\n"); 501 bus_dmamem_free (dmem->dmat, dmem->virt, dmem->mapp); 502 bus_dma_tag_destroy (dmem->dmat); 503 return 0; 504 } 505#if __FreeBSD_version >= 502000 506 bzero (dmem->virt, dmem->size); 507#endif 508 return 1; 509} 510 511static void 512ce_bus_dma_mem_free (ce_dma_mem_t *dmem) 513{ 514 bus_dmamap_unload (dmem->dmat, dmem->mapp); 515 bus_dmamem_free (dmem->dmat, dmem->virt, dmem->mapp); 516 bus_dma_tag_destroy (dmem->dmat); 517} 518#else 519static int 520ce_bus_dma_mem_alloc (int bnum, int cnum, ce_dma_mem_t *dmem) 521{ 522 dmem->virt = contigmalloc (dmem->size, M_DEVBUF, M_WAITOK, 523 0x100000, 0xffffffff, 16, 0); 524 if (dmem->virt == NULL) { 525 if (cnum >= 0) printf ("ce%d-%d: ", bnum, cnum); 526 else printf ("ce%d: ", bnum); 527 printf ("couldn't allocate dma memory\n"); 528 return 0; 529 } 530 dmem->phys = vtophys (dmem->virt); 531 bzero (dmem->virt, dmem->size); 532 return 1; 533} 534 535static void 536ce_bus_dma_mem_free (ce_dma_mem_t *dmem) 537{ 538 contigfree (dmem->virt, dmem->size, M_DEVBUF); 539} 540#endif 541 542/* 543 * Called if the probe succeeded. 544 */ 545static int ce_attach (device_t dev) 546{ 547 bdrv_t *bd = device_get_softc (dev); 548 int unit = device_get_unit (dev); 549#if __FreeBSD_version >= 504000 550 char *ce_ln = CE_LOCK_NAME; 551#endif 552 vm_offset_t vbase; 553 int rid, error; 554 ce_board_t *b; 555 ce_chan_t *c; 556 drv_t *d; 557 int s; 558 559 b = malloc (sizeof(ce_board_t), M_DEVBUF, M_WAITOK); 560 if (!b) { 561 printf ("ce%d: couldn't allocate memory\n", unit); 562 return (ENXIO); 563 } 564 bzero (b, sizeof(ce_board_t)); 565 566 b->ddk.sys = &b; 567 568#if __FreeBSD_version >= 440000 569 pci_enable_busmaster (dev); 570#endif 571 572 bd->dmamem.size = TAU32_ControllerObjectSize; 573 if (! ce_bus_dma_mem_alloc (unit, -1, &bd->dmamem)) { 574 free (b, M_DEVBUF); 575 return (ENXIO); 576 } 577 b->ddk.pControllerObject = bd->dmamem.virt; 578 579 bd->board = b; 580 b->sys = bd; 581 rid = PCIR_BAR(0); 582 bd->ce_res = bus_alloc_resource (dev, SYS_RES_MEMORY, &rid, 583 0, ~0, 1, RF_ACTIVE); 584 if (! bd->ce_res) { 585 printf ("ce%d: cannot map memory\n", unit); 586 ce_bus_dma_mem_free (&bd->dmamem); 587 free (b, M_DEVBUF); 588 return (ENXIO); 589 } 590 vbase = (vm_offset_t) rman_get_virtual (bd->ce_res); 591 592 b->ddk.PciBar1VirtualAddress = (void *)vbase; 593 b->ddk.ControllerObjectPhysicalAddress = bd->dmamem.phys; 594 b->ddk.pErrorNotifyCallback = ce_error_callback; 595 b->ddk.pStatusNotifyCallback = ce_status_callback; 596 b->num = unit; 597 598 TAU32_BeforeReset(&b->ddk); 599 pci_write_config (dev, TAU32_PCI_RESET_ADDRESS, TAU32_PCI_RESET_ON, 4); 600 pci_write_config (dev, TAU32_PCI_RESET_ADDRESS, TAU32_PCI_RESET_OFF, 4); 601 602 if(!TAU32_Initialize(&b->ddk, 0)) 603 { 604 printf ("ce%d: init adapter error 0x%08x, bus dead bits 0x%08lx\n", 605 unit, b->ddk.InitErrors, b->ddk.DeadBits); 606 bus_release_resource (dev, SYS_RES_MEMORY, PCIR_BAR(0), bd->ce_res); 607 ce_bus_dma_mem_free (&bd->dmamem); 608 free (b, M_DEVBUF); 609 return (ENXIO); 610 } 611 612 s = splimp (); 613 614 ce_init_board (b); 615 616 rid = 0; 617 bd->ce_irq = bus_alloc_resource (dev, SYS_RES_IRQ, &rid, 0, ~0, 1, 618 RF_SHAREABLE | RF_ACTIVE); 619 if (! bd->ce_irq) { 620 printf ("ce%d: cannot map interrupt\n", unit); 621 bus_release_resource (dev, SYS_RES_MEMORY, PCIR_BAR(0), bd->ce_res); 622 ce_bus_dma_mem_free (&bd->dmamem); 623 free (b, M_DEVBUF); 624 splx (s); 625 return (ENXIO); 626 } 627#if __FreeBSD_version >= 500000 628 callout_init (&led_timo[unit], CALLOUT_MPSAFE); 629#else 630 callout_init (&led_timo[unit]); 631#endif 632 error = bus_setup_intr (dev, bd->ce_irq, 633#if __FreeBSD_version >= 500013 634 INTR_TYPE_NET|INTR_MPSAFE, 635#else 636 INTR_TYPE_NET, 637#endif 638 NULL, ce_intr, bd, &bd->ce_intrhand); 639 if (error) { 640 printf ("ce%d: cannot set up irq\n", unit); 641 bus_release_resource (dev, SYS_RES_IRQ, 0, bd->ce_irq); 642 bus_release_resource (dev, SYS_RES_MEMORY, 643 PCIR_BAR(0), bd->ce_res); 644 ce_bus_dma_mem_free (&bd->dmamem); 645 free (b, M_DEVBUF); 646 splx (s); 647 return (ENXIO); 648 } 649 650 switch (b->ddk.Model) { 651 case 1: strcpy (b->name, TAU32_BASE_NAME); break; 652 case 2: strcpy (b->name, TAU32_LITE_NAME); break; 653 case 3: strcpy (b->name, TAU32_ADPCM_NAME); break; 654 default: strcpy (b->name, TAU32_UNKNOWN_NAME); break; 655 } 656 657 printf ("ce%d: %s\n", unit, b->name); 658 659 for (c = b->chan; c < b->chan + NCHAN; ++c) { 660 c->num = (c - b->chan); 661 c->board = b; 662 663 d = &bd->channel[c->num]; 664 d->dmamem.size = sizeof(ce_buf_t); 665 if (! ce_bus_dma_mem_alloc (unit, c->num, &d->dmamem)) 666 continue; 667 668 channel [b->num * NCHAN + c->num] = d; 669 sprintf (d->name, "ce%d.%d", b->num, c->num); 670 d->board = b; 671 d->chan = c; 672 c->sys = d; 673 } 674 675 for (c = b->chan; c < b->chan + NCHAN; ++c) { 676 if (c->sys == NULL) 677 continue; 678 d = c->sys; 679 680#ifdef NETGRAPH 681 if (ng_make_node_common (&typestruct, &d->node) != 0) { 682 printf ("%s: cannot make common node\n", d->name); 683 d->node = NULL; 684 continue; 685 } 686#if __FreeBSD_version >= 500000 687 NG_NODE_SET_PRIVATE (d->node, d); 688 callout_init (&d->timeout_handle, CALLOUT_MPSAFE); 689#else 690 d->node->private = d; 691#endif 692 sprintf (d->nodename, "%s%d", NG_CE_NODE_TYPE, 693 c->board->num * NCHAN + c->num); 694 if (ng_name_node (d->node, d->nodename)) { 695 printf ("%s: cannot name node\n", d->nodename); 696#if __FreeBSD_version >= 500000 697 NG_NODE_UNREF (d->node); 698#else 699 ng_rmnode (d->node); 700 ng_unref (d->node); 701#endif 702 continue; 703 } 704 d->queue.ifq_maxlen = IFQ_MAXLEN; 705 d->hi_queue.ifq_maxlen = IFQ_MAXLEN; 706 d->rqueue.ifq_maxlen = IFQ_MAXLEN; 707#if __FreeBSD_version >= 500000 708 mtx_init (&d->queue.ifq_mtx, "ce_queue", NULL, MTX_DEF); 709 mtx_init (&d->hi_queue.ifq_mtx, "ce_queue_hi", NULL, MTX_DEF); 710 mtx_init (&d->rqueue.ifq_mtx, "ce_rqueue", NULL, MTX_DEF); 711#endif 712#else /*NETGRAPH*/ 713#if __FreeBSD_version >= 600031 714 d->ifp = if_alloc(IFT_PPP); 715#else 716 d->ifp = malloc (sizeof(struct sppp), M_DEVBUF, M_WAITOK); 717 bzero (d->ifp, sizeof(struct sppp)); 718#endif 719 if (!d->ifp) { 720 printf ("%s: cannot if_alloc() interface\n", d->name); 721 continue; 722 } 723 d->ifp->if_softc = d; 724#if __FreeBSD_version > 501000 725 if_initname (d->ifp, "ce", b->num * NCHAN + c->num); 726#else 727 d->ifp->if_unit = b->num * NCHAN + c->num; 728 d->ifp->if_name = "ce"; 729#endif 730 d->ifp->if_mtu = PP_MTU; 731 d->ifp->if_flags = IFF_POINTOPOINT | IFF_MULTICAST; 732 d->ifp->if_ioctl = ce_sioctl; 733 d->ifp->if_start = ce_ifstart; 734 d->ifp->if_watchdog = ce_ifwatchdog; 735 d->ifp->if_init = ce_initialize; 736 d->rqueue.ifq_maxlen = IFQ_MAXLEN; 737#if __FreeBSD_version >= 500000 738 mtx_init (&d->rqueue.ifq_mtx, "ce_rqueue", NULL, MTX_DEF); 739#endif 740 sppp_attach (d->ifp); 741 if_attach (d->ifp); 742 IFP2SP(d->ifp)->pp_tlf = ce_tlf; 743 IFP2SP(d->ifp)->pp_tls = ce_tls; 744 /* If BPF is in the kernel, call the attach for it. 745 * The header size of PPP or Cisco/HDLC is 4 bytes. */ 746 bpfattach (d->ifp, DLT_PPP, 4); 747#endif /*NETGRAPH*/ 748 ce_start_chan (c, 1, 1, d->dmamem.virt, d->dmamem.phys); 749 750 /* Register callback functions. */ 751 ce_register_transmit (c, &ce_transmit); 752 ce_register_receive (c, &ce_receive); 753 ce_register_error (c, &ce_error); 754 d->devt = make_dev (&ce_cdevsw, b->num*NCHAN+c->num, UID_ROOT, 755 GID_WHEEL, 0600, "ce%d", b->num*NCHAN+c->num); 756 } 757 758#if __FreeBSD_version >= 504000 759 ce_ln[2] = '0' + unit; 760 mtx_init (&bd->ce_mtx, ce_ln, MTX_NETWORK_LOCK, MTX_DEF|MTX_RECURSE); 761#endif 762 CE_LOCK (bd); 763 TAU32_EnableInterrupts(b->ddk.pControllerObject); 764 adapter[unit] = b; 765 CE_UNLOCK (bd); 766 splx (s); 767 768 return 0; 769} 770 771static int ce_detach (device_t dev) 772{ 773 bdrv_t *bd = device_get_softc (dev); 774 ce_board_t *b = bd->board; 775 ce_chan_t *c; 776 int s; 777 778#if __FreeBSD_version >= 504000 779 KASSERT (mtx_initialized (&bd->ce_mtx), ("ce mutex not initialized")); 780#endif 781 s = splimp (); 782 CE_LOCK (bd); 783 /* Check if the device is busy (open). */ 784 for (c = b->chan; c < b->chan + NCHAN; ++c) { 785 drv_t *d = (drv_t*) c->sys; 786 787 /* XXX Non existen chan! */ 788 if (! d || ! d->chan) 789 continue; 790 if (d->running) { 791 CE_UNLOCK (bd); 792 splx (s); 793 return EBUSY; 794 } 795 } 796 797 /* Ok, we can unload driver */ 798 /* At first we should disable interrupts */ 799 ce_destroy = 1; 800 TAU32_DisableInterrupts(b->ddk.pControllerObject); 801 802 callout_stop (&led_timo[b->num]); 803 804 for (c = b->chan; c < b->chan + NCHAN; ++c) { 805 drv_t *d = (drv_t*) c->sys; 806 807 if (! d || ! d->chan) 808 continue; 809#ifndef NETGRAPH 810 /* Detach from the packet filter list of interfaces. */ 811 bpfdetach (d->ifp); 812 813 /* Detach from the sync PPP list. */ 814 sppp_detach (d->ifp); 815 816 /* Detach from the system list of interfaces. */ 817 if_detach (d->ifp); 818#if __FreeBSD_version > 600031 819 if_free(d->ifp); 820#else 821 free (d->ifp, M_DEVBUF); 822#endif 823 824 IF_DRAIN (&d->rqueue); 825#if __FreeBSD_version >= 500000 826 mtx_destroy (&d->rqueue.ifq_mtx); 827#endif 828#else 829#if __FreeBSD_version >= 500000 830 if (d->node) { 831 ng_rmnode_self (d->node); 832 NG_NODE_UNREF (d->node); 833 d->node = NULL; 834 } 835 IF_DRAIN (&d->rqueue); 836 mtx_destroy (&d->queue.ifq_mtx); 837 mtx_destroy (&d->hi_queue.ifq_mtx); 838 mtx_destroy (&d->rqueue.ifq_mtx); 839#else 840 ng_rmnode (d->node); 841 d->node = 0; 842#endif 843#endif 844 destroy_dev (d->devt); 845 } 846 847 CE_UNLOCK (bd); 848 splx (s); 849 850 callout_drain (&led_timo[b->num]); 851 852 /* Disable the interrupt request. */ 853 bus_teardown_intr (dev, bd->ce_irq, bd->ce_intrhand); 854 bus_release_resource (dev, SYS_RES_IRQ, 0, bd->ce_irq); 855 TAU32_DestructiveHalt (b->ddk.pControllerObject, 0); 856 bus_release_resource (dev, SYS_RES_MEMORY, PCIR_BAR(0), bd->ce_res); 857 858 s = splimp (); 859 CE_LOCK (bd); 860 for (c = b->chan; c < b->chan + NCHAN; ++c) { 861 drv_t *d = (drv_t*) c->sys; 862 863 if (! d || ! d->chan) 864 continue; 865 channel [b->num * NCHAN + c->num] = 0; 866 /* Deallocate buffers. */ 867 ce_bus_dma_mem_free (&d->dmamem); 868 } 869 adapter [b->num] = 0; 870 ce_bus_dma_mem_free (&bd->dmamem); 871 free (b, M_DEVBUF); 872 CE_UNLOCK (bd); 873 splx (s); 874#if __FreeBSD_version >= 504000 875 mtx_destroy (&bd->ce_mtx); 876#endif 877 return 0; 878} 879 880#ifndef NETGRAPH 881static void ce_ifstart (struct ifnet *ifp) 882{ 883 drv_t *d = ifp->if_softc; 884 bdrv_t *bd = d->board->sys; 885 886 CE_LOCK (bd); 887 ce_start (d); 888 CE_UNLOCK (bd); 889} 890 891static void ce_ifwatchdog (struct ifnet *ifp) 892{ 893 drv_t *d = ifp->if_softc; 894 895 ce_watchdog (d); 896} 897 898static void ce_tlf (struct sppp *sp) 899{ 900 drv_t *d = SP2IFP(sp)->if_softc; 901 902 CE_DEBUG2 (d, ("ce_tlf\n")); 903 sp->pp_down (sp); 904} 905 906static void ce_tls (struct sppp *sp) 907{ 908 drv_t *d = SP2IFP(sp)->if_softc; 909 910 CE_DEBUG2 (d, ("ce_tls\n")); 911 sp->pp_up (sp); 912} 913 914/* 915 * Process an ioctl request. 916 */ 917static int ce_sioctl (struct ifnet *ifp, u_long cmd, caddr_t data) 918{ 919 drv_t *d = ifp->if_softc; 920 bdrv_t *bd = d->board->sys; 921 int error, s, was_up, should_be_up; 922 923#if __FreeBSD_version >= 600034 924 was_up = (ifp->if_drv_flags & IFF_DRV_RUNNING) != 0; 925#else 926 was_up = (ifp->if_flags & IFF_RUNNING) != 0; 927#endif 928 error = sppp_ioctl (ifp, cmd, data); 929 930 if (error) 931 return error; 932 933 if (! (ifp->if_flags & IFF_DEBUG)) 934 d->chan->debug = 0; 935 else 936 d->chan->debug = d->chan->debug_shadow; 937 938 switch (cmd) { 939 default: CE_DEBUG2 (d, ("ioctl 0x%lx\n", cmd)); return 0; 940 case SIOCADDMULTI: CE_DEBUG2 (d, ("ioctl SIOCADDMULTI\n")); return 0; 941 case SIOCDELMULTI: CE_DEBUG2 (d, ("ioctl SIOCDELMULTI\n")); return 0; 942 case SIOCSIFFLAGS: CE_DEBUG2 (d, ("ioctl SIOCSIFFLAGS\n")); break; 943 case SIOCSIFADDR: CE_DEBUG2 (d, ("ioctl SIOCSIFADDR\n")); break; 944 } 945 946 /* We get here only in case of SIFFLAGS or SIFADDR. */ 947 s = splimp (); 948 CE_LOCK (bd); 949#if __FreeBSD_version >= 600034 950 should_be_up = (ifp->if_drv_flags & IFF_DRV_RUNNING) != 0; 951#else 952 should_be_up = (ifp->if_flags & IFF_RUNNING) != 0; 953#endif 954 if (! was_up && should_be_up) { 955 /* Interface goes up -- start it. */ 956 ce_up (d); 957 ce_start (d); 958 } else if (was_up && ! should_be_up) { 959 /* Interface is going down -- stop it. */ 960/* if ((IFP2SP(ifp)->pp_flags & PP_FR) || (ifp->if_flags & PP_CISCO))*/ 961 ce_down (d); 962 } 963 CE_DEBUG (d, ("ioctl 0x%lx p4\n", cmd)); 964 CE_UNLOCK (bd); 965 splx (s); 966 return 0; 967} 968 969/* 970 * Initialization of interface. 971 * It seems to be never called by upper level? 972 */ 973static void ce_initialize (void *softc) 974{ 975 drv_t *d = softc; 976 977 CE_DEBUG (d, ("ce_initialize\n")); 978} 979#endif /*NETGRAPH*/ 980 981/* 982 * Stop the interface. Called on splimp(). 983 */ 984static void ce_down (drv_t *d) 985{ 986 CE_DEBUG (d, ("ce_down\n")); 987 /* Interface is going down -- stop it. */ 988 ce_set_dtr (d->chan, 0); 989 ce_set_rts (d->chan, 0); 990 991 d->running = 0; 992} 993 994/* 995 * Start the interface. Called on splimp(). 996 */ 997static void ce_up (drv_t *d) 998{ 999 CE_DEBUG (d, ("ce_up\n")); 1000 ce_set_dtr (d->chan, 1); 1001 ce_set_rts (d->chan, 1); 1002 1003 d->running = 1; 1004} 1005 1006/* 1007 * Start output on the interface. Get another datagram to send 1008 * off of the interface queue, and copy it to the interface 1009 * before starting the output. 1010 */ 1011static void ce_send (drv_t *d) 1012{ 1013 struct mbuf *m; 1014 u_short len; 1015 1016 CE_DEBUG2 (d, ("ce_send\n")); 1017 1018 /* No output if the interface is down. */ 1019 if (! d->running) 1020 return; 1021 1022 while (ce_transmit_space (d->chan)) { 1023 /* Get the packet to send. */ 1024#ifdef NETGRAPH 1025 IF_DEQUEUE (&d->hi_queue, m); 1026 if (! m) 1027 IF_DEQUEUE (&d->queue, m); 1028#else 1029 m = sppp_dequeue (d->ifp); 1030#endif 1031 if (! m) 1032 return; 1033#ifndef NETGRAPH 1034#if __FreeBSD_version >= 500000 1035 BPF_MTAP (d->ifp, m); 1036#else 1037 if (d->ifp->if_bpf) 1038 bpf_mtap (d->ifp, m); 1039#endif 1040#endif 1041#if __FreeBSD_version >= 490000 1042 len = m_length (m, NULL); 1043#else 1044 len = m->m_pkthdr.len; 1045#endif 1046 if (len >= BUFSZ) 1047 printf ("%s: too long packet: %d bytes: ", 1048 d->name, len); 1049 else if (! m->m_next) 1050 ce_send_packet (d->chan, (u_char*) mtod (m, caddr_t), len, 0); 1051 else { 1052 ce_buf_item_t *item = (ce_buf_item_t*)d->chan->tx_queue; 1053 m_copydata (m, 0, len, item->buf); 1054 ce_send_packet (d->chan, item->buf, len, 0); 1055 } 1056 m_freem (m); 1057 /* Set up transmit timeout, if the transmit ring is not empty.*/ 1058#ifdef NETGRAPH 1059 d->timeout = 10; 1060#else 1061 d->ifp->if_timer = 10; 1062#endif 1063 } 1064#ifndef NETGRAPH 1065#if __FreeBSD_version >= 600034 1066 d->ifp->if_flags |= IFF_DRV_OACTIVE; 1067#else 1068 d->ifp->if_flags |= IFF_OACTIVE; 1069#endif 1070#endif 1071} 1072 1073/* 1074 * Start output on the interface. 1075 * Always called on splimp(). 1076 */ 1077static void ce_start (drv_t *d) 1078{ 1079 if (d->running) { 1080 if (! d->chan->dtr) 1081 ce_set_dtr (d->chan, 1); 1082 if (! d->chan->rts) 1083 ce_set_rts (d->chan, 1); 1084 ce_send (d); 1085 } 1086} 1087 1088/* 1089 * Handle transmit timeouts. 1090 * Recover after lost transmit interrupts. 1091 * Always called on splimp(). 1092 */ 1093static void ce_watchdog (drv_t *d) 1094{ 1095 bdrv_t *bd = d->board->sys; 1096 CE_DEBUG (d, ("device timeout\n")); 1097 if (d->running) { 1098 int s = splimp (); 1099 CE_LOCK (bd); 1100 ce_set_dtr (d->chan, 0); 1101 ce_set_rts (d->chan, 0); 1102/* ce_stop_chan (d->chan);*/ 1103/* ce_start_chan (d->chan, 1, 1, 0, 0);*/ 1104 ce_set_dtr (d->chan, 1); 1105 ce_set_rts (d->chan, 1); 1106 ce_start (d); 1107 CE_UNLOCK (bd); 1108 splx (s); 1109 } 1110} 1111 1112static void ce_transmit (ce_chan_t *c, void *attachment, int len) 1113{ 1114 drv_t *d = c->sys; 1115 1116#ifdef NETGRAPH 1117 d->timeout = 0; 1118#else 1119 ++d->ifp->if_opackets; 1120#if __FreeBSD_version >= 600034 1121 d->ifp->if_flags &= ~IFF_DRV_OACTIVE; 1122#else 1123 d->ifp->if_flags &= ~IFF_OACTIVE; 1124#endif 1125 d->ifp->if_timer = 0; 1126#endif 1127 ce_start (d); 1128} 1129 1130static void ce_receive (ce_chan_t *c, unsigned char *data, int len) 1131{ 1132 drv_t *d = c->sys; 1133 struct mbuf *m; 1134 1135 if (! d->running) 1136 return; 1137 1138 m = makembuf (data, len); 1139 if (! m) { 1140 CE_DEBUG (d, ("no memory for packet\n")); 1141#ifndef NETGRAPH 1142 ++d->ifp->if_iqdrops; 1143#endif 1144 return; 1145 } 1146 if (c->debug > 1) 1147 printmbuf (m); 1148#ifdef NETGRAPH 1149 m->m_pkthdr.rcvif = 0; 1150 IF_ENQUEUE(&d->rqueue, m); 1151#else 1152 ++d->ifp->if_ipackets; 1153 m->m_pkthdr.rcvif = d->ifp; 1154 /* Check if there's a BPF listener on this interface. 1155 * If so, hand off the raw packet to bpf. */ 1156#if __FreeBSD_version >= 500000 1157 BPF_TAP (d->ifp, data, len); 1158#else 1159 if (d->ifp->if_bpf) 1160 bpf_tap (d->ifp, data, len); 1161#endif 1162 IF_ENQUEUE(&d->rqueue, m); 1163#endif 1164} 1165 1166static void ce_error (ce_chan_t *c, int data) 1167{ 1168 drv_t *d = c->sys; 1169 1170 switch (data) { 1171 case CE_FRAME: 1172 CE_DEBUG (d, ("frame error\n")); 1173#ifndef NETGRAPH 1174 ++d->ifp->if_ierrors; 1175#endif 1176 break; 1177 case CE_CRC: 1178 CE_DEBUG (d, ("crc error\n")); 1179#ifndef NETGRAPH 1180 ++d->ifp->if_ierrors; 1181#endif 1182 break; 1183 case CE_OVERRUN: 1184 CE_DEBUG (d, ("overrun error\n")); 1185#ifndef NETGRAPH 1186 ++d->ifp->if_collisions; 1187 ++d->ifp->if_ierrors; 1188#endif 1189 break; 1190 case CE_OVERFLOW: 1191 CE_DEBUG (d, ("overflow error\n")); 1192#ifndef NETGRAPH 1193 ++d->ifp->if_ierrors; 1194#endif 1195 break; 1196 case CE_UNDERRUN: 1197 CE_DEBUG (d, ("underrun error\n")); 1198#ifdef NETGRAPH 1199 d->timeout = 0; 1200#else 1201 ++d->ifp->if_oerrors; 1202#if __FreeBSD_version >= 600034 1203 d->ifp->if_flags &= ~IFF_DRV_OACTIVE; 1204#else 1205 d->ifp->if_flags &= ~IFF_OACTIVE; 1206#endif 1207 d->ifp->if_timer = 0; 1208#endif 1209 ce_start (d); 1210 break; 1211 default: 1212 CE_DEBUG (d, ("error #%d\n", data)); 1213 break; 1214 } 1215} 1216 1217/* 1218 * You also need read, write, open, close routines. 1219 * This should get you started 1220 */ 1221#if __FreeBSD_version < 500000 1222static int ce_open (dev_t dev, int oflags, int devtype, struct proc *p) 1223#else 1224static int ce_open (struct cdev *dev, int oflags, int devtype, struct thread *td) 1225#endif 1226{ 1227 int unit = dev2unit (dev); 1228 drv_t *d; 1229 1230 if (unit >= NBRD*NCHAN || ! (d = channel[unit])) 1231 return ENXIO; 1232 CE_DEBUG2 (d, ("ce_open\n")); 1233 return 0; 1234} 1235 1236/* 1237 * Only called on the LAST close. 1238 */ 1239#if __FreeBSD_version < 500000 1240static int ce_close (dev_t dev, int fflag, int devtype, struct proc *p) 1241#else 1242static int ce_close (struct cdev *dev, int fflag, int devtype, struct thread *td) 1243#endif 1244{ 1245 drv_t *d = channel [dev2unit (dev)]; 1246 1247 CE_DEBUG2 (d, ("ce_close\n")); 1248 return 0; 1249} 1250 1251static int ce_modem_status (ce_chan_t *c) 1252{ 1253 drv_t *d = c->sys; 1254 bdrv_t *bd = d->board->sys; 1255 int status, s; 1256 1257 status = d->running ? TIOCM_LE : 0; 1258 s = splimp (); 1259 CE_LOCK (bd); 1260 if (ce_get_cd (c)) status |= TIOCM_CD; 1261 if (ce_get_cts (c)) status |= TIOCM_CTS; 1262 if (ce_get_dsr (c)) status |= TIOCM_DSR; 1263 if (c->dtr) status |= TIOCM_DTR; 1264 if (c->rts) status |= TIOCM_RTS; 1265 CE_UNLOCK (bd); 1266 splx (s); 1267 return status; 1268} 1269 1270#if __FreeBSD_version < 500000 1271static int ce_ioctl (dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p) 1272#else 1273static int ce_ioctl (struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td) 1274#endif 1275{ 1276 drv_t *d = channel [dev2unit (dev)]; 1277 bdrv_t *bd = d->board->sys; 1278 ce_chan_t *c = d->chan; 1279 struct serial_statistics *st; 1280 struct e1_statistics *opte1; 1281 int error, s; 1282 char mask[16]; 1283 1284 switch (cmd) { 1285 case SERIAL_GETREGISTERED: 1286 CE_DEBUG2 (d, ("ioctl: getregistered\n")); 1287 bzero (mask, sizeof(mask)); 1288 for (s=0; s<NBRD*NCHAN; ++s) 1289 if (channel [s]) 1290 mask [s/8] |= 1 << (s & 7); 1291 bcopy (mask, data, sizeof (mask)); 1292 return 0; 1293 1294#ifndef NETGRAPH 1295 case SERIAL_GETPROTO: 1296 CE_DEBUG2 (d, ("ioctl: getproto\n")); 1297 strcpy ((char*)data, (IFP2SP(d->ifp)->pp_flags & PP_FR) ? "fr" : 1298 (d->ifp->if_flags & PP_CISCO) ? "cisco" : "ppp"); 1299 return 0; 1300 1301 case SERIAL_SETPROTO: 1302 CE_DEBUG2 (d, ("ioctl: setproto\n")); 1303 /* Only for superuser! */ 1304#if __FreeBSD_version < 500000 1305 error = suser (p); 1306#elif __FreeBSD_version < 700000 1307 error = suser (td); 1308#else 1309 error = priv_check (td, PRIV_DRIVER); 1310#endif 1311 if (error) 1312 return error; 1313#if __FreeBSD_version >= 600034 1314 if (d->ifp->if_flags & IFF_DRV_RUNNING) 1315#else 1316 if (d->ifp->if_flags & IFF_RUNNING) 1317#endif 1318 return EBUSY; 1319 if (! strcmp ("cisco", (char*)data)) { 1320 IFP2SP(d->ifp)->pp_flags &= ~(PP_FR); 1321 IFP2SP(d->ifp)->pp_flags |= PP_KEEPALIVE; 1322 d->ifp->if_flags |= PP_CISCO; 1323 } else if (! strcmp ("fr", (char*)data) && PP_FR) { 1324 d->ifp->if_flags &= ~(PP_CISCO); 1325 IFP2SP(d->ifp)->pp_flags |= PP_FR | PP_KEEPALIVE; 1326 } else if (! strcmp ("ppp", (char*)data)) { 1327 IFP2SP(d->ifp)->pp_flags &= ~PP_FR; 1328 IFP2SP(d->ifp)->pp_flags &= ~PP_KEEPALIVE; 1329 d->ifp->if_flags &= ~(PP_CISCO); 1330 } else 1331 return EINVAL; 1332 return 0; 1333 1334 case SERIAL_GETKEEPALIVE: 1335 CE_DEBUG2 (d, ("ioctl: getkeepalive\n")); 1336 if ((IFP2SP(d->ifp)->pp_flags & PP_FR) || 1337 (d->ifp->if_flags & PP_CISCO)) 1338 return EINVAL; 1339 *(int*)data = (IFP2SP(d->ifp)->pp_flags & PP_KEEPALIVE) ? 1 : 0; 1340 return 0; 1341 1342 case SERIAL_SETKEEPALIVE: 1343 CE_DEBUG2 (d, ("ioctl: setkeepalive\n")); 1344 /* Only for superuser! */ 1345#if __FreeBSD_version < 500000 1346 error = suser (p); 1347#elif __FreeBSD_version < 700000 1348 error = suser (td); 1349#else 1350 error = priv_check (td, PRIV_DRIVER); 1351#endif 1352 if (error) 1353 return error; 1354 if ((IFP2SP(d->ifp)->pp_flags & PP_FR) || 1355 (d->ifp->if_flags & PP_CISCO)) 1356 return EINVAL; 1357 s = splimp (); 1358 CE_LOCK (bd); 1359 if (*(int*)data) 1360 IFP2SP(d->ifp)->pp_flags |= PP_KEEPALIVE; 1361 else 1362 IFP2SP(d->ifp)->pp_flags &= ~PP_KEEPALIVE; 1363 CE_UNLOCK (bd); 1364 splx (s); 1365 return 0; 1366#endif /*NETGRAPH*/ 1367 1368 case SERIAL_GETMODE: 1369 CE_DEBUG2 (d, ("ioctl: getmode\n")); 1370 *(int*)data = SERIAL_HDLC; 1371 return 0; 1372 1373 case SERIAL_SETMODE: 1374 /* Only for superuser! */ 1375#if __FreeBSD_version < 500000 1376 error = suser (p); 1377#elif __FreeBSD_version < 700000 1378 error = suser (td); 1379#else 1380 error = priv_check (td, PRIV_DRIVER); 1381#endif 1382 if (error) 1383 return error; 1384 if (*(int*)data != SERIAL_HDLC) 1385 return EINVAL; 1386 return 0; 1387 1388 case SERIAL_GETCFG: 1389 CE_DEBUG2 (d, ("ioctl: getcfg\n")); 1390 *(char*)data = 'c'; 1391 return 0; 1392 1393 case SERIAL_SETCFG: 1394 CE_DEBUG2 (d, ("ioctl: setcfg\n")); 1395#if __FreeBSD_version < 500000 1396 error = suser (p); 1397#elif __FreeBSD_version < 700000 1398 error = suser (td); 1399#else 1400 error = priv_check (td, PRIV_DRIVER); 1401#endif 1402 if (error) 1403 return error; 1404 if (*((char*)data) != 'c') 1405 return EINVAL; 1406 return 0; 1407 1408 case SERIAL_GETSTAT: 1409 CE_DEBUG2 (d, ("ioctl: getstat\n")); 1410 st = (struct serial_statistics*) data; 1411 st->rintr = c->rintr; 1412 st->tintr = c->tintr; 1413 st->mintr = 0; 1414 st->ibytes = c->ibytes; 1415 st->ipkts = c->ipkts; 1416 st->obytes = c->obytes; 1417 st->opkts = c->opkts; 1418 st->ierrs = c->overrun + c->frame + c->crc; 1419 st->oerrs = c->underrun; 1420 return 0; 1421 1422 case SERIAL_GETESTAT: 1423 CE_DEBUG2 (d, ("ioctl: getestat\n")); 1424 if (c->type != T_E1) 1425 return EINVAL; 1426 opte1 = (struct e1_statistics*) data; 1427 1428 opte1->status = 0; 1429 if (c->status & ESTS_NOALARM) 1430 opte1->status |= E1_NOALARM; 1431 if (c->status & ESTS_LOS) 1432 opte1->status |= E1_LOS; 1433 if (c->status & ESTS_LOF) 1434 opte1->status |= E1_LOF; 1435 if (c->status & ESTS_AIS) 1436 opte1->status |= E1_AIS; 1437 if (c->status & ESTS_LOMF) 1438 opte1->status |= E1_LOMF; 1439 if (c->status & ESTS_AIS16) 1440 opte1->status |= E1_AIS16; 1441 if (c->status & ESTS_FARLOF) 1442 opte1->status |= E1_FARLOF; 1443 if (c->status & ESTS_FARLOMF) 1444 opte1->status |= E1_FARLOMF; 1445 if (c->status & ESTS_TSTREQ) 1446 opte1->status |= E1_TSTREQ; 1447 if (c->status & ESTS_TSTERR) 1448 opte1->status |= E1_TSTERR; 1449 1450 opte1->cursec = c->cursec; 1451 opte1->totsec = c->totsec + c->cursec; 1452 1453 opte1->currnt.bpv = c->currnt.bpv; 1454 opte1->currnt.fse = c->currnt.fse; 1455 opte1->currnt.crce = c->currnt.crce; 1456 opte1->currnt.rcrce = c->currnt.rcrce; 1457 opte1->currnt.uas = c->currnt.uas; 1458 opte1->currnt.les = c->currnt.les; 1459 opte1->currnt.es = c->currnt.es; 1460 opte1->currnt.bes = c->currnt.bes; 1461 opte1->currnt.ses = c->currnt.ses; 1462 opte1->currnt.oofs = c->currnt.oofs; 1463 opte1->currnt.css = c->currnt.css; 1464 opte1->currnt.dm = c->currnt.dm; 1465 1466 opte1->total.bpv = c->total.bpv + c->currnt.bpv; 1467 opte1->total.fse = c->total.fse + c->currnt.fse; 1468 opte1->total.crce = c->total.crce + c->currnt.crce; 1469 opte1->total.rcrce = c->total.rcrce + c->currnt.rcrce; 1470 opte1->total.uas = c->total.uas + c->currnt.uas; 1471 opte1->total.les = c->total.les + c->currnt.les; 1472 opte1->total.es = c->total.es + c->currnt.es; 1473 opte1->total.bes = c->total.bes + c->currnt.bes; 1474 opte1->total.ses = c->total.ses + c->currnt.ses; 1475 opte1->total.oofs = c->total.oofs + c->currnt.oofs; 1476 opte1->total.css = c->total.css + c->currnt.css; 1477 opte1->total.dm = c->total.dm + c->currnt.dm; 1478 for (s=0; s<48; ++s) { 1479 opte1->interval[s].bpv = c->interval[s].bpv; 1480 opte1->interval[s].fse = c->interval[s].fse; 1481 opte1->interval[s].crce = c->interval[s].crce; 1482 opte1->interval[s].rcrce = c->interval[s].rcrce; 1483 opte1->interval[s].uas = c->interval[s].uas; 1484 opte1->interval[s].les = c->interval[s].les; 1485 opte1->interval[s].es = c->interval[s].es; 1486 opte1->interval[s].bes = c->interval[s].bes; 1487 opte1->interval[s].ses = c->interval[s].ses; 1488 opte1->interval[s].oofs = c->interval[s].oofs; 1489 opte1->interval[s].css = c->interval[s].css; 1490 opte1->interval[s].dm = c->interval[s].dm; 1491 } 1492 return 0; 1493 1494 case SERIAL_CLRSTAT: 1495 CE_DEBUG2 (d, ("ioctl: clrstat\n")); 1496 /* Only for superuser! */ 1497#if __FreeBSD_version < 500000 1498 error = suser (p); 1499#elif __FreeBSD_version < 700000 1500 error = suser (td); 1501#else 1502 error = priv_check (td, PRIV_DRIVER); 1503#endif 1504 if (error) 1505 return error; 1506 c->rintr = 0; 1507 c->tintr = 0; 1508 c->ibytes = 0; 1509 c->obytes = 0; 1510 c->ipkts = 0; 1511 c->opkts = 0; 1512 c->overrun = 0; 1513 c->frame = 0; 1514 c->crc = 0; 1515 c->underrun = 0; 1516 bzero (&c->currnt, sizeof (c->currnt)); 1517 bzero (&c->total, sizeof (c->total)); 1518 bzero (c->interval, sizeof (c->interval)); 1519 return 0; 1520 1521 case SERIAL_GETLOOP: 1522 CE_DEBUG2 (d, ("ioctl: getloop\n")); 1523 if (c->type != T_E1) 1524 return EINVAL; 1525 *(int*)data = c->lloop; 1526 return 0; 1527 1528 case SERIAL_SETLOOP: 1529 CE_DEBUG2 (d, ("ioctl: setloop\n")); 1530 if (c->type != T_E1) 1531 return EINVAL; 1532 /* Only for superuser! */ 1533#if __FreeBSD_version < 500000 1534 error = suser (p); 1535#elif __FreeBSD_version < 700000 1536 error = suser (td); 1537#else 1538 error = priv_check (td, PRIV_DRIVER); 1539#endif 1540 if (error) 1541 return error; 1542 s = splimp (); 1543 CE_LOCK (bd); 1544 ce_set_lloop (c, *(int*)data); 1545 CE_UNLOCK (bd); 1546 splx (s); 1547 return 0; 1548 1549 case SERIAL_GETRLOOP: 1550 CE_DEBUG2 (d, ("ioctl: getrloop\n")); 1551 if (c->type != T_E1) 1552 return EINVAL; 1553 *(int*)data = c->rloop; 1554 return 0; 1555 1556 case SERIAL_SETRLOOP: 1557 CE_DEBUG2 (d, ("ioctl: setloop\n")); 1558 if (c->type != T_E1) 1559 return EINVAL; 1560 /* Only for superuser! */ 1561#if __FreeBSD_version < 500000 1562 error = suser (p); 1563#elif __FreeBSD_version < 700000 1564 error = suser (td); 1565#else 1566 error = priv_check (td, PRIV_DRIVER); 1567#endif 1568 if (error) 1569 return error; 1570 s = splimp (); 1571 CE_LOCK (bd); 1572 ce_set_rloop (c, *(int*)data); 1573 CE_UNLOCK (bd); 1574 splx (s); 1575 return 0; 1576 1577 case SERIAL_GETDEBUG: 1578 CE_DEBUG2 (d, ("ioctl: getdebug\n")); 1579 *(int*)data = d->chan->debug; 1580 return 0; 1581 1582 case SERIAL_SETDEBUG: 1583 CE_DEBUG2 (d, ("ioctl: setdebug\n")); 1584 /* Only for superuser! */ 1585#if __FreeBSD_version < 500000 1586 error = suser (p); 1587#elif __FreeBSD_version < 700000 1588 error = suser (td); 1589#else 1590 error = priv_check (td, PRIV_DRIVER); 1591#endif 1592 if (error) 1593 return error; 1594#ifndef NETGRAPH 1595 /* 1596 * The debug_shadow is always greater than zero for logic 1597 * simplicity. For switching debug off the IFF_DEBUG is 1598 * responsible. 1599 */ 1600 d->chan->debug_shadow = (*(int*)data) ? (*(int*)data) : 1; 1601 if (d->ifp->if_flags & IFF_DEBUG) 1602 d->chan->debug = d->chan->debug_shadow; 1603#else 1604 d->chan->debug = *(int*)data; 1605#endif 1606 return 0; 1607 1608 case SERIAL_GETBAUD: 1609 CE_DEBUG2 (d, ("ioctl: getbaud\n")); 1610 *(long*)data = c->baud; 1611 return 0; 1612 1613 case SERIAL_SETBAUD: 1614 CE_DEBUG2 (d, ("ioctl: setbaud\n")); 1615 if (c->type != T_E1 || !c->unfram) 1616 return EINVAL; 1617 /* Only for superuser! */ 1618#if __FreeBSD_version < 500000 1619 error = suser (p); 1620#elif __FreeBSD_version < 700000 1621 error = suser (td); 1622#else 1623 error = priv_check (td, PRIV_DRIVER); 1624#endif 1625 if (error) 1626 return error; 1627 s = splimp (); 1628 CE_LOCK (bd); 1629 ce_set_baud (c, *(long*)data); 1630 CE_UNLOCK (bd); 1631 splx (s); 1632 return 0; 1633 1634 case SERIAL_GETTIMESLOTS: 1635 CE_DEBUG2 (d, ("ioctl: gettimeslots\n")); 1636 if ((c->type != T_E1 || c->unfram) && c->type != T_DATA) 1637 return EINVAL; 1638 *(u_long*)data = c->ts; 1639 return 0; 1640 1641 case SERIAL_SETTIMESLOTS: 1642 CE_DEBUG2 (d, ("ioctl: settimeslots\n")); 1643 /* Only for superuser! */ 1644#if __FreeBSD_version < 500000 1645 error = suser (p); 1646#elif __FreeBSD_version < 700000 1647 error = suser (td); 1648#else 1649 error = priv_check (td, PRIV_DRIVER); 1650#endif 1651 if (error) 1652 return error; 1653 if ((c->type != T_E1 || c->unfram) && c->type != T_DATA) 1654 return EINVAL; 1655 s = splimp (); 1656 CE_LOCK (bd); 1657 ce_set_ts (c, *(u_long*)data); 1658 CE_UNLOCK (bd); 1659 splx (s); 1660 return 0; 1661 1662 case SERIAL_GETHIGAIN: 1663 CE_DEBUG2 (d, ("ioctl: gethigain\n")); 1664 if (c->type != T_E1) 1665 return EINVAL; 1666 *(int*)data = c->higain; 1667 return 0; 1668 1669 case SERIAL_SETHIGAIN: 1670 CE_DEBUG2 (d, ("ioctl: sethigain\n")); 1671 if (c->type != T_E1) 1672 return EINVAL; 1673 /* Only for superuser! */ 1674#if __FreeBSD_version < 500000 1675 error = suser (p); 1676#elif __FreeBSD_version < 700000 1677 error = suser (td); 1678#else 1679 error = priv_check (td, PRIV_DRIVER); 1680#endif 1681 if (error) 1682 return error; 1683 s = splimp (); 1684 CE_LOCK (bd); 1685 ce_set_higain (c, *(int*)data); 1686 CE_UNLOCK (bd); 1687 splx (s); 1688 return 0; 1689 1690 case SERIAL_GETPHONY: 1691 CE_DEBUG2 (d, ("ioctl: getphony\n")); 1692 *(int*)data = c->phony; 1693 return 0; 1694 1695 case SERIAL_SETPHONY: 1696 CE_DEBUG2 (d, ("ioctl: setphony\n")); 1697 /* Only for superuser! */ 1698#if __FreeBSD_version < 500000 1699 error = suser (p); 1700#elif __FreeBSD_version < 700000 1701 error = suser (td); 1702#else 1703 error = priv_check (td, PRIV_DRIVER); 1704#endif 1705 if (error) 1706 return error; 1707 s = splimp (); 1708 CE_LOCK (bd); 1709 ce_set_phony (c, *(int*)data); 1710 CE_UNLOCK (bd); 1711 splx (s); 1712 return 0; 1713 1714 case SERIAL_GETUNFRAM: 1715 CE_DEBUG2 (d, ("ioctl: getunfram\n")); 1716 if (c->type != T_E1 || c->num != 0) 1717 return EINVAL; 1718 *(int*)data = c->unfram; 1719 return 0; 1720 1721 case SERIAL_SETUNFRAM: 1722 CE_DEBUG2 (d, ("ioctl: setunfram\n")); 1723 if (c->type != T_E1 || c->num != 0) 1724 return EINVAL; 1725 /* Only for superuser! */ 1726#if __FreeBSD_version < 500000 1727 error = suser (p); 1728#elif __FreeBSD_version < 700000 1729 error = suser (td); 1730#else 1731 error = priv_check (td, PRIV_DRIVER); 1732#endif 1733 if (error) 1734 return error; 1735 s = splimp (); 1736 CE_LOCK (bd); 1737 ce_set_unfram (c, *(int*)data); 1738 CE_UNLOCK (bd); 1739 splx (s); 1740 return 0; 1741 1742 case SERIAL_GETSCRAMBLER: 1743 CE_DEBUG2 (d, ("ioctl: getscrambler\n")); 1744 if (!c->unfram) 1745 return EINVAL; 1746 *(int*)data = c->scrambler; 1747 return 0; 1748 1749 case SERIAL_SETSCRAMBLER: 1750 CE_DEBUG2 (d, ("ioctl: setscrambler\n")); 1751 /* Only for superuser! */ 1752#if __FreeBSD_version < 500000 1753 error = suser (p); 1754#elif __FreeBSD_version < 700000 1755 error = suser (td); 1756#else 1757 error = priv_check (td, PRIV_DRIVER); 1758#endif 1759 if (error) 1760 return error; 1761 if (!c->unfram) 1762 return EINVAL; 1763 s = splimp (); 1764 CE_LOCK (bd); 1765 ce_set_scrambler (c, *(int*)data); 1766 CE_UNLOCK (bd); 1767 splx (s); 1768 return 0; 1769 1770 case SERIAL_GETMONITOR: 1771 CE_DEBUG2 (d, ("ioctl: getmonitor\n")); 1772 if (c->type != T_E1) 1773 return EINVAL; 1774 *(int*)data = c->monitor; 1775 return 0; 1776 1777 case SERIAL_SETMONITOR: 1778 CE_DEBUG2 (d, ("ioctl: setmonitor\n")); 1779 /* Only for superuser! */ 1780#if __FreeBSD_version < 500000 1781 error = suser (p); 1782#elif __FreeBSD_version < 700000 1783 error = suser (td); 1784#else 1785 error = priv_check (td, PRIV_DRIVER); 1786#endif 1787 if (error) 1788 return error; 1789 if (c->type != T_E1) 1790 return EINVAL; 1791 s = splimp (); 1792 CE_LOCK (bd); 1793 ce_set_monitor (c, *(int*)data); 1794 CE_UNLOCK (bd); 1795 splx (s); 1796 return 0; 1797 1798 case SERIAL_GETUSE16: 1799 CE_DEBUG2 (d, ("ioctl: getuse16\n")); 1800 if (c->type != T_E1 || c->unfram) 1801 return EINVAL; 1802 *(int*)data = c->use16; 1803 return 0; 1804 1805 case SERIAL_SETUSE16: 1806 CE_DEBUG2 (d, ("ioctl: setuse16\n")); 1807 /* Only for superuser! */ 1808#if __FreeBSD_version < 500000 1809 error = suser (p); 1810#elif __FreeBSD_version < 700000 1811 error = suser (td); 1812#else 1813 error = priv_check (td, PRIV_DRIVER); 1814#endif 1815 if (error) 1816 return error; 1817 if (c->type != T_E1) 1818 return EINVAL; 1819 s = splimp (); 1820 CE_LOCK (bd); 1821 ce_set_use16 (c, *(int*)data); 1822 CE_UNLOCK (bd); 1823 splx (s); 1824 return 0; 1825 1826 case SERIAL_GETCRC4: 1827 CE_DEBUG2 (d, ("ioctl: getcrc4\n")); 1828 if (c->type != T_E1 || c->unfram) 1829 return EINVAL; 1830 *(int*)data = c->crc4; 1831 return 0; 1832 1833 case SERIAL_SETCRC4: 1834 CE_DEBUG2 (d, ("ioctl: setcrc4\n")); 1835 /* Only for superuser! */ 1836#if __FreeBSD_version < 500000 1837 error = suser (p); 1838#elif __FreeBSD_version < 700000 1839 error = suser (td); 1840#else 1841 error = priv_check (td, PRIV_DRIVER); 1842#endif 1843 if (error) 1844 return error; 1845 if (c->type != T_E1 || c->unfram) 1846 return EINVAL; 1847 s = splimp (); 1848 CE_LOCK (bd); 1849 ce_set_crc4 (c, *(int*)data); 1850 CE_UNLOCK (bd); 1851 splx (s); 1852 return 0; 1853 1854 case SERIAL_GETCLK: 1855 CE_DEBUG2 (d, ("ioctl: getclk\n")); 1856 if (c->type != T_E1) 1857 return EINVAL; 1858 switch (c->gsyn) { 1859 default: *(int*)data = E1CLK_INTERNAL; break; 1860 case GSYN_RCV: *(int*)data = E1CLK_RECEIVE; break; 1861 case GSYN_RCV0: *(int*)data = E1CLK_RECEIVE_CHAN0; break; 1862 case GSYN_RCV1: *(int*)data = E1CLK_RECEIVE_CHAN1; break; 1863 } 1864 return 0; 1865 1866 case SERIAL_SETCLK: 1867 CE_DEBUG2 (d, ("ioctl: setclk\n")); 1868 /* Only for superuser! */ 1869#if __FreeBSD_version < 500000 1870 error = suser (p); 1871#elif __FreeBSD_version < 700000 1872 error = suser (td); 1873#else 1874 error = priv_check (td, PRIV_DRIVER); 1875#endif 1876 if (error) 1877 return error; 1878 if (c->type != T_E1) 1879 return EINVAL; 1880 s = splimp (); 1881 CE_LOCK (bd); 1882 switch (*(int*)data) { 1883 default: ce_set_gsyn (c, GSYN_INT); break; 1884 case E1CLK_RECEIVE: ce_set_gsyn (c, GSYN_RCV); break; 1885 case E1CLK_RECEIVE_CHAN0: ce_set_gsyn (c, GSYN_RCV0); break; 1886 case E1CLK_RECEIVE_CHAN1: ce_set_gsyn (c, GSYN_RCV1); break; 1887 } 1888 CE_UNLOCK (bd); 1889 splx (s); 1890 return 0; 1891 1892#if 0 1893 case SERIAL_RESET: 1894 CE_DEBUG2 (d, ("ioctl: reset\n")); 1895 /* Only for superuser! */ 1896#if __FreeBSD_version < 500000 1897 error = suser (p); 1898#elif __FreeBSD_version < 700000 1899 error = suser (td); 1900#else 1901 error = priv_check (td, PRIV_DRIVER); 1902#endif 1903 if (error) 1904 return error; 1905 s = splimp (); 1906 CE_LOCK (bd); 1907/* ce_reset (c->board, 0, 0);*/ 1908 CE_UNLOCK (bd); 1909 splx (s); 1910 return 0; 1911 1912 case SERIAL_HARDRESET: 1913 CE_DEBUG2 (d, ("ioctl: hardreset\n")); 1914 /* Only for superuser! */ 1915#if __FreeBSD_version < 500000 1916 error = suser (p); 1917#elif __FreeBSD_version < 700000 1918 error = suser (td); 1919#else 1920 error = priv_check (td, PRIV_DRIVER); 1921#endif 1922 if (error) 1923 return error; 1924 s = splimp (); 1925 CE_LOCK (bd); 1926 /* hard_reset (c->board); */ 1927 CE_UNLOCK (bd); 1928 splx (s); 1929 return 0; 1930#endif 1931 1932 case SERIAL_GETCABLE: 1933 CE_DEBUG2 (d, ("ioctl: getcable\n")); 1934 if (c->type != T_E1) 1935 return EINVAL; 1936 s = splimp (); 1937 CE_LOCK (bd); 1938 *(int*)data = CABLE_TP; 1939 CE_UNLOCK (bd); 1940 splx (s); 1941 return 0; 1942 1943 case SERIAL_GETDIR: 1944 CE_DEBUG2 (d, ("ioctl: getdir\n")); 1945 if (c->type != T_E1 && c->type != T_DATA) 1946 return EINVAL; 1947 *(int*)data = c->dir; 1948 return 0; 1949 1950 case SERIAL_SETDIR: 1951 CE_DEBUG2 (d, ("ioctl: setdir\n")); 1952 /* Only for superuser! */ 1953#if __FreeBSD_version < 500000 1954 error = suser (p); 1955#elif __FreeBSD_version < 700000 1956 error = suser (td); 1957#else 1958 error = priv_check (td, PRIV_DRIVER); 1959#endif 1960 if (error) 1961 return error; 1962 s = splimp (); 1963 CE_LOCK (bd); 1964 ce_set_dir (c, *(int*)data); 1965 CE_UNLOCK (bd); 1966 splx (s); 1967 return 0; 1968 1969 case TIOCSDTR: /* Set DTR */ 1970 s = splimp (); 1971 CE_LOCK (bd); 1972 ce_set_dtr (c, 1); 1973 CE_UNLOCK (bd); 1974 splx (s); 1975 return 0; 1976 1977 case TIOCCDTR: /* Clear DTR */ 1978 s = splimp (); 1979 CE_LOCK (bd); 1980 ce_set_dtr (c, 0); 1981 CE_UNLOCK (bd); 1982 splx (s); 1983 return 0; 1984 1985 case TIOCMSET: /* Set DTR/RTS */ 1986 s = splimp (); 1987 CE_LOCK (bd); 1988 ce_set_dtr (c, (*(int*)data & TIOCM_DTR) ? 1 : 0); 1989 ce_set_rts (c, (*(int*)data & TIOCM_RTS) ? 1 : 0); 1990 CE_UNLOCK (bd); 1991 splx (s); 1992 return 0; 1993 1994 case TIOCMBIS: /* Add DTR/RTS */ 1995 s = splimp (); 1996 CE_LOCK (bd); 1997 if (*(int*)data & TIOCM_DTR) ce_set_dtr (c, 1); 1998 if (*(int*)data & TIOCM_RTS) ce_set_rts (c, 1); 1999 CE_UNLOCK (bd); 2000 splx (s); 2001 return 0; 2002 2003 case TIOCMBIC: /* Clear DTR/RTS */ 2004 s = splimp (); 2005 CE_LOCK (bd); 2006 if (*(int*)data & TIOCM_DTR) ce_set_dtr (c, 0); 2007 if (*(int*)data & TIOCM_RTS) ce_set_rts (c, 0); 2008 CE_UNLOCK (bd); 2009 splx (s); 2010 return 0; 2011 2012 case TIOCMGET: /* Get modem status */ 2013 *(int*)data = ce_modem_status (c); 2014 return 0; 2015 } 2016 return ENOTTY; 2017} 2018 2019#ifdef NETGRAPH 2020#if __FreeBSD_version >= 500000 2021static int ng_ce_constructor (node_p node) 2022{ 2023 drv_t *d = NG_NODE_PRIVATE (node); 2024#else 2025static int ng_ce_constructor (node_p *node) 2026{ 2027 drv_t *d = (*node)->private; 2028#endif 2029 CE_DEBUG (d, ("Constructor\n")); 2030 return EINVAL; 2031} 2032 2033static int ng_ce_newhook (node_p node, hook_p hook, const char *name) 2034{ 2035 int s; 2036#if __FreeBSD_version >= 500000 2037 drv_t *d = NG_NODE_PRIVATE (node); 2038#else 2039 drv_t *d = node->private; 2040#endif 2041 bdrv_t *bd = d->board->sys; 2042 2043 CE_DEBUG (d, ("Newhook\n")); 2044 /* Attach debug hook */ 2045 if (strcmp (name, NG_CE_HOOK_DEBUG) == 0) { 2046#if __FreeBSD_version >= 500000 2047 NG_HOOK_SET_PRIVATE (hook, NULL); 2048#else 2049 hook->private = 0; 2050#endif 2051 d->debug_hook = hook; 2052 return 0; 2053 } 2054 2055 /* Check for raw hook */ 2056 if (strcmp (name, NG_CE_HOOK_RAW) != 0) 2057 return EINVAL; 2058 2059#if __FreeBSD_version >= 500000 2060 NG_HOOK_SET_PRIVATE (hook, d); 2061#else 2062 hook->private = d; 2063#endif 2064 d->hook = hook; 2065 s = splimp (); 2066 CE_LOCK (bd); 2067 ce_up (d); 2068 CE_UNLOCK (bd); 2069 splx (s); 2070 return 0; 2071} 2072 2073static char *format_timeslots (u_long s) 2074{ 2075 static char buf [100]; 2076 char *p = buf; 2077 int i; 2078 2079 for (i=1; i<32; ++i) 2080 if ((s >> i) & 1) { 2081 int prev = (i > 1) & (s >> (i-1)); 2082 int next = (i < 31) & (s >> (i+1)); 2083 2084 if (prev) { 2085 if (next) 2086 continue; 2087 *p++ = '-'; 2088 } else if (p > buf) 2089 *p++ = ','; 2090 2091 if (i >= 10) 2092 *p++ = '0' + i / 10; 2093 *p++ = '0' + i % 10; 2094 } 2095 *p = 0; 2096 return buf; 2097} 2098 2099static int print_modems (char *s, ce_chan_t *c, int need_header) 2100{ 2101 int status = ce_modem_status (c); 2102 int length = 0; 2103 2104 if (need_header) 2105 length += sprintf (s + length, " LE DTR DSR RTS CTS CD\n"); 2106 length += sprintf (s + length, "%4s %4s %4s %4s %4s %4s\n", 2107 status & TIOCM_LE ? "On" : "-", 2108 status & TIOCM_DTR ? "On" : "-", 2109 status & TIOCM_DSR ? "On" : "-", 2110 status & TIOCM_RTS ? "On" : "-", 2111 status & TIOCM_CTS ? "On" : "-", 2112 status & TIOCM_CD ? "On" : "-"); 2113 return length; 2114} 2115 2116static int print_stats (char *s, ce_chan_t *c, int need_header) 2117{ 2118 int length = 0; 2119 2120 if (need_header) 2121 length += sprintf (s + length, " Rintr Tintr Mintr Ibytes Ipkts Ierrs Obytes Opkts Oerrs\n"); 2122 length += sprintf (s + length, "%7ld %7ld %7ld %8lu %7ld %7ld %8lu %7ld %7ld\n", 2123 c->rintr, c->tintr, 0l, (unsigned long) c->ibytes, 2124 c->ipkts, c->overrun + c->frame + c->crc, 2125 (unsigned long) c->obytes, c->opkts, c->underrun); 2126 return length; 2127} 2128 2129static char *format_e1_status (u_char status) 2130{ 2131 static char buf [80]; 2132 2133 if (status & E1_NOALARM) 2134 return "Ok"; 2135 buf[0] = 0; 2136 if (status & E1_LOS) strcat (buf, ",LOS"); 2137 if (status & E1_AIS) strcat (buf, ",AIS"); 2138 if (status & E1_LOF) strcat (buf, ",LOF"); 2139 if (status & E1_LOMF) strcat (buf, ",LOMF"); 2140 if (status & E1_FARLOF) strcat (buf, ",FARLOF"); 2141 if (status & E1_AIS16) strcat (buf, ",AIS16"); 2142 if (status & E1_FARLOMF) strcat (buf, ",FARLOMF"); 2143 if (status & E1_TSTREQ) strcat (buf, ",TSTREQ"); 2144 if (status & E1_TSTERR) strcat (buf, ",TSTERR"); 2145 if (buf[0] == ',') 2146 return buf+1; 2147 return "Unknown"; 2148} 2149 2150static int print_frac (char *s, int leftalign, u_long numerator, u_long divider) 2151{ 2152 int n, length = 0; 2153 2154 if (numerator < 1 || divider < 1) { 2155 length += sprintf (s+length, leftalign ? "/- " : " -"); 2156 return length; 2157 } 2158 n = (int) (0.5 + 1000.0 * numerator / divider); 2159 if (n < 1000) { 2160 length += sprintf (s+length, leftalign ? "/.%-3d" : " .%03d", n); 2161 return length; 2162 } 2163 *(s + length) = leftalign ? '/' : ' '; 2164 length ++; 2165 2166 if (n >= 1000000) n = (n+500) / 1000 * 1000; 2167 else if (n >= 100000) n = (n+50) / 100 * 100; 2168 else if (n >= 10000) n = (n+5) / 10 * 10; 2169 2170 switch (n) { 2171 case 1000: length += printf (s+length, ".999"); return length; 2172 case 10000: n = 9990; break; 2173 case 100000: n = 99900; break; 2174 case 1000000: n = 999000; break; 2175 } 2176 if (n < 10000) length += sprintf (s+length, "%d.%d", n/1000, n/10%100); 2177 else if (n < 100000) length += sprintf (s+length, "%d.%d", n/1000, n/100%10); 2178 else if (n < 1000000) length += sprintf (s+length, "%d.", n/1000); 2179 else length += sprintf (s+length, "%d", n/1000); 2180 2181 return length; 2182} 2183 2184static int print_e1_stats (char *s, ce_chan_t *c) 2185{ 2186 struct e1_counters total; 2187 u_long totsec; 2188 int length = 0; 2189 2190 totsec = c->totsec + c->cursec; 2191 total.bpv = c->total.bpv + c->currnt.bpv; 2192 total.fse = c->total.fse + c->currnt.fse; 2193 total.crce = c->total.crce + c->currnt.crce; 2194 total.rcrce = c->total.rcrce + c->currnt.rcrce; 2195 total.uas = c->total.uas + c->currnt.uas; 2196 total.les = c->total.les + c->currnt.les; 2197 total.es = c->total.es + c->currnt.es; 2198 total.bes = c->total.bes + c->currnt.bes; 2199 total.ses = c->total.ses + c->currnt.ses; 2200 total.oofs = c->total.oofs + c->currnt.oofs; 2201 total.css = c->total.css + c->currnt.css; 2202 total.dm = c->total.dm + c->currnt.dm; 2203 2204 length += sprintf (s + length, " Unav/Degr Bpv/Fsyn CRC/RCRC Err/Lerr Sev/Bur Oof/Slp Status\n"); 2205 2206 /* Unavailable seconds, degraded minutes */ 2207 length += print_frac (s + length, 0, c->currnt.uas, c->cursec); 2208 length += print_frac (s + length, 1, 60 * c->currnt.dm, c->cursec); 2209 2210 /* Bipolar violations, frame sync errors */ 2211 length += print_frac (s + length, 0, c->currnt.bpv, c->cursec); 2212 length += print_frac (s + length, 1, c->currnt.fse, c->cursec); 2213 2214 /* CRC errors, remote CRC errors (E-bit) */ 2215 length += print_frac (s + length, 0, c->currnt.crce, c->cursec); 2216 length += print_frac (s + length, 1, c->currnt.rcrce, c->cursec); 2217 2218 /* Errored seconds, line errored seconds */ 2219 length += print_frac (s + length, 0, c->currnt.es, c->cursec); 2220 length += print_frac (s + length, 1, c->currnt.les, c->cursec); 2221 2222 /* Severely errored seconds, burst errored seconds */ 2223 length += print_frac (s + length, 0, c->currnt.ses, c->cursec); 2224 length += print_frac (s + length, 1, c->currnt.bes, c->cursec); 2225 2226 /* Out of frame seconds, controlled slip seconds */ 2227 length += print_frac (s + length, 0, c->currnt.oofs, c->cursec); 2228 length += print_frac (s + length, 1, c->currnt.css, c->cursec); 2229 2230 length += sprintf (s + length, " %s\n", format_e1_status (c->status)); 2231 2232 /* Print total statistics. */ 2233 length += print_frac (s + length, 0, total.uas, totsec); 2234 length += print_frac (s + length, 1, 60 * total.dm, totsec); 2235 2236 length += print_frac (s + length, 0, total.bpv, totsec); 2237 length += print_frac (s + length, 1, total.fse, totsec); 2238 2239 length += print_frac (s + length, 0, total.crce, totsec); 2240 length += print_frac (s + length, 1, total.rcrce, totsec); 2241 2242 length += print_frac (s + length, 0, total.es, totsec); 2243 length += print_frac (s + length, 1, total.les, totsec); 2244 2245 length += print_frac (s + length, 0, total.ses, totsec); 2246 length += print_frac (s + length, 1, total.bes, totsec); 2247 2248 length += print_frac (s + length, 0, total.oofs, totsec); 2249 length += print_frac (s + length, 1, total.css, totsec); 2250 2251 length += sprintf (s + length, " -- Total\n"); 2252 return length; 2253} 2254 2255static int print_chan (char *s, ce_chan_t *c) 2256{ 2257 drv_t *d = c->sys; 2258 int length = 0; 2259 2260 length += sprintf (s + length, "ce%d", c->board->num * NCHAN + c->num); 2261 if (d->chan->debug) 2262 length += sprintf (s + length, " debug=%d", d->chan->debug); 2263 2264 if (c->board->mux) { 2265 length += sprintf (s + length, " cfg=C"); 2266 } else { 2267 length += sprintf (s + length, " cfg=A"); 2268 } 2269 2270 if (c->baud) 2271 length += sprintf (s + length, " %ld", c->baud); 2272 else 2273 length += sprintf (s + length, " extclock"); 2274 2275 if (c->type == T_E1) 2276 switch (c->gsyn) { 2277 case GSYN_INT : length += sprintf (s + length, " syn=int"); break; 2278 case GSYN_RCV : length += sprintf (s + length, " syn=rcv"); break; 2279 case GSYN_RCV0 : length += sprintf (s + length, " syn=rcv0"); break; 2280 case GSYN_RCV1 : length += sprintf (s + length, " syn=rcv1"); break; 2281 } 2282 if (c->type == T_E1) 2283 length += sprintf (s + length, " higain=%s", c->higain ? "on" : "off"); 2284 2285 length += sprintf (s + length, " loop=%s", c->lloop ? "on" : "off"); 2286 2287 if (c->type == T_E1) 2288 length += sprintf (s + length, " ts=%s", format_timeslots (c->ts)); 2289 length += sprintf (s + length, "\n"); 2290 return length; 2291} 2292 2293#if __FreeBSD_version >= 500000 2294static int ng_ce_rcvmsg (node_p node, item_p item, hook_p lasthook) 2295{ 2296 drv_t *d = NG_NODE_PRIVATE (node); 2297 struct ng_mesg *msg; 2298#else 2299static int ng_ce_rcvmsg (node_p node, struct ng_mesg *msg, 2300 const char *retaddr, struct ng_mesg **rptr) 2301{ 2302 drv_t *d = node->private; 2303#endif 2304 struct ng_mesg *resp = NULL; 2305 int error = 0; 2306 2307 CE_DEBUG (d, ("Rcvmsg\n")); 2308#if __FreeBSD_version >= 500000 2309 NGI_GET_MSG (item, msg); 2310#endif 2311 switch (msg->header.typecookie) { 2312 default: 2313 error = EINVAL; 2314 break; 2315 2316 case NGM_CE_COOKIE: 2317 printf ("Not implemented yet\n"); 2318 error = EINVAL; 2319 break; 2320 2321 case NGM_GENERIC_COOKIE: 2322 switch (msg->header.cmd) { 2323 default: 2324 error = EINVAL; 2325 break; 2326 2327 case NGM_TEXT_STATUS: { 2328 char *s; 2329 int l = 0; 2330 int dl = sizeof (struct ng_mesg) + 730; 2331 2332#if __FreeBSD_version >= 500000 2333 NG_MKRESPONSE (resp, msg, dl, M_NOWAIT); 2334 if (! resp) { 2335 error = ENOMEM; 2336 break; 2337 } 2338#else 2339 resp = malloc (M_NETGRAPH, M_NOWAIT); 2340 if (! resp) { 2341 error = ENOMEM; 2342 break; 2343 } 2344 bzero (resp, dl); 2345#endif 2346 s = (resp)->data; 2347 if (d) { 2348 l += print_chan (s + l, d->chan); 2349 l += print_stats (s + l, d->chan, 1); 2350 l += print_modems (s + l, d->chan, 1); 2351 l += print_e1_stats (s + l, d->chan); 2352 } else 2353 l += sprintf (s + l, "Error: node not connect to channel"); 2354#if __FreeBSD_version < 500000 2355 (resp)->header.version = NG_VERSION; 2356 (resp)->header.arglen = strlen (s) + 1; 2357 (resp)->header.token = msg->header.token; 2358 (resp)->header.typecookie = NGM_CE_COOKIE; 2359 (resp)->header.cmd = msg->header.cmd; 2360#endif 2361 strncpy ((resp)->header.cmdstr, "status", NG_CMDSTRLEN); 2362 } 2363 break; 2364 } 2365 break; 2366 } 2367#if __FreeBSD_version >= 500000 2368 NG_RESPOND_MSG (error, node, item, resp); 2369 NG_FREE_MSG (msg); 2370#else 2371 *rptr = resp; 2372 free (msg, M_NETGRAPH); 2373#endif 2374 return error; 2375} 2376 2377#if __FreeBSD_version >= 500000 2378static int ng_ce_rcvdata (hook_p hook, item_p item) 2379{ 2380 drv_t *d = NG_NODE_PRIVATE (NG_HOOK_NODE(hook)); 2381 struct mbuf *m; 2382#if __FreeBSD_version < 502120 2383 meta_p meta; 2384#else 2385 struct ng_tag_prio *ptag; 2386#endif 2387#else 2388static int ng_ce_rcvdata (hook_p hook, struct mbuf *m, meta_p meta) 2389{ 2390 drv_t *d = hook->node->private; 2391#endif 2392 bdrv_t *bd = d->board->sys; 2393 struct ifqueue *q; 2394 int s; 2395 2396 CE_DEBUG2 (d, ("Rcvdata\n")); 2397#if __FreeBSD_version >= 500000 2398 NGI_GET_M (item, m); 2399#if __FreeBSD_version < 502120 2400 NGI_GET_META (item, meta); 2401#endif 2402 NG_FREE_ITEM (item); 2403 if (! NG_HOOK_PRIVATE (hook) || ! d) { 2404 NG_FREE_M (m); 2405#if __FreeBSD_version < 502120 2406 NG_FREE_META (meta); 2407#endif 2408#else 2409 if (! hook->private || ! d) { 2410 NG_FREE_DATA (m,meta); 2411#endif 2412 return ENETDOWN; 2413 } 2414 2415#if __FreeBSD_version >= 502120 2416 /* Check for high priority data */ 2417 if ((ptag = (struct ng_tag_prio *)m_tag_locate(m, NGM_GENERIC_COOKIE, 2418 NG_TAG_PRIO, NULL)) != NULL && (ptag->priority > NG_PRIO_CUTOFF) ) 2419 q = &d->hi_queue; 2420 else 2421 q = &d->queue; 2422#else 2423 q = (meta && meta->priority > 0) ? &d->hi_queue : &d->queue; 2424#endif 2425 2426 s = splimp (); 2427 CE_LOCK (bd); 2428#if __FreeBSD_version >= 500000 2429 IF_LOCK (q); 2430 if (_IF_QFULL (q)) { 2431 _IF_DROP (q); 2432 IF_UNLOCK (q); 2433 CE_UNLOCK (bd); 2434 splx (s); 2435 NG_FREE_M (m); 2436#if __FreeBSD_version < 502120 2437 NG_FREE_META (meta); 2438#endif 2439 return ENOBUFS; 2440 } 2441 _IF_ENQUEUE (q, m); 2442 IF_UNLOCK (q); 2443#else 2444 if (IF_QFULL (q)) { 2445 IF_DROP (q); 2446 CE_UNLOCK (bd); 2447 splx (s); 2448 NG_FREE_DATA (m, meta); 2449 return ENOBUFS; 2450 } 2451 IF_ENQUEUE (q, m); 2452#endif 2453 ce_start (d); 2454 CE_UNLOCK (bd); 2455 splx (s); 2456 return 0; 2457} 2458 2459static int ng_ce_rmnode (node_p node) 2460{ 2461#if __FreeBSD_version >= 500000 2462 drv_t *d = NG_NODE_PRIVATE (node); 2463 2464 CE_DEBUG (d, ("Rmnode\n")); 2465 if (d && d->running) { 2466 bdrv_t *bd = d->board->sys; 2467 int s = splimp (); 2468 CE_LOCK (bd); 2469 ce_down (d); 2470 CE_UNLOCK (bd); 2471 splx (s); 2472 } 2473#ifdef KLD_MODULE 2474#if __FreeBSD_version >= 502120 2475 if (node->nd_flags & NGF_REALLY_DIE) { 2476#else 2477 if (node->nd_flags & NG_REALLY_DIE) { 2478#endif 2479 NG_NODE_SET_PRIVATE (node, NULL); 2480 NG_NODE_UNREF (node); 2481 } 2482#if __FreeBSD_version >= 502120 2483 NG_NODE_REVIVE(node); /* Persistant node */ 2484#else 2485 node->nd_flags &= ~NG_INVALID; 2486#endif 2487#endif 2488#else /* __FreeBSD_version < 500000 */ 2489 drv_t *d = node->private; 2490 2491 if (d && d->running) { 2492 bdrv_t *bd = d->board->sys; 2493 int s = splimp (); 2494 CE_LOCK (bd); 2495 ce_down (d); 2496 CE_UNLOCK (bd); 2497 splx (s); 2498 } 2499 2500 node->flags |= NG_INVALID; 2501 ng_cutlinks (node); 2502#ifdef KLD_MODULE 2503 ng_unname (node); 2504 ng_unref (node); 2505#endif 2506#endif 2507 return 0; 2508} 2509 2510static void ng_ce_watchdog (void *arg) 2511{ 2512 drv_t *d = arg; 2513 2514 if (d) { 2515 if (d->timeout == 1) 2516 ce_watchdog (d); 2517 if (d->timeout) 2518 d->timeout--; 2519 callout_reset (&d->timeout_handle, hz, ng_ce_watchdog, d); 2520 } 2521} 2522 2523static int ng_ce_connect (hook_p hook) 2524{ 2525#if __FreeBSD_version >= 500000 2526 drv_t *d = NG_NODE_PRIVATE (NG_HOOK_NODE (hook)); 2527#else 2528 drv_t *d = hook->node->private; 2529#endif 2530 2531 if (d) { 2532 CE_DEBUG (d, ("Connect\n")); 2533 callout_reset (&d->timeout_handle, hz, ng_ce_watchdog, d); 2534 } 2535 2536 return 0; 2537} 2538 2539static int ng_ce_disconnect (hook_p hook) 2540{ 2541#if __FreeBSD_version >= 500000 2542 drv_t *d = NG_NODE_PRIVATE (NG_HOOK_NODE (hook)); 2543#else 2544 drv_t *d = hook->node->private; 2545#endif 2546 2547 if (d) { 2548 CE_DEBUG (d, ("Disconnect\n")); 2549#if __FreeBSD_version >= 500000 2550 if (NG_HOOK_PRIVATE (hook)) 2551#else 2552 if (hook->private) 2553#endif 2554 { 2555 bdrv_t *bd = d->board->sys; 2556 int s = splimp (); 2557 CE_LOCK (bd); 2558 ce_down (d); 2559 CE_UNLOCK (bd); 2560 splx (s); 2561 } 2562 /* If we were wait it than it reasserted now, just stop it. */ 2563 if (!callout_drain (&d->timeout_handle)) 2564 callout_stop (&d->timeout_handle); 2565 } 2566 return 0; 2567} 2568#endif 2569 2570static int ce_modevent (module_t mod, int type, void *unused) 2571{ 2572#if __FreeBSD_version < 500000 2573 dev_t dev; 2574 struct cdevsw *cdsw; 2575#endif 2576 static int load_count = 0; 2577 2578#if __FreeBSD_version < 500000 2579 dev = makedev (CDEV_MAJOR, 0); 2580#endif 2581 2582 switch (type) { 2583 case MOD_LOAD: 2584#if __FreeBSD_version < 500000 2585 if (dev != NODEV && 2586 (cdsw = devsw (dev)) && 2587 cdsw->d_maj == CDEV_MAJOR) { 2588 printf ("Tau32-PCI driver is already in system\n"); 2589 return (ENXIO); 2590 } 2591#endif 2592#if __FreeBSD_version >= 500000 && defined NETGRAPH 2593 if (ng_newtype (&typestruct)) 2594 printf ("Failed to register ng_ce\n"); 2595#endif 2596 ++load_count; 2597#if __FreeBSD_version <= 500000 2598 cdevsw_add (&ce_cdevsw); 2599#endif 2600#if __FreeBSD_version >= 500000 2601 callout_init (&timeout_handle, CALLOUT_MPSAFE); 2602#else 2603 callout_init (&timeout_handle); 2604#endif 2605 callout_reset (&timeout_handle, hz*5, ce_timeout, 0); 2606 break; 2607 case MOD_UNLOAD: 2608 if (load_count == 1) { 2609 printf ("Removing device entry for Tau32-PCI\n"); 2610#if __FreeBSD_version <= 500000 2611 cdevsw_remove (&ce_cdevsw); 2612#endif 2613#if __FreeBSD_version >= 500000 && defined NETGRAPH 2614 ng_rmtype (&typestruct); 2615#endif 2616 } 2617 /* If we were wait it than it reasserted now, just stop it. 2618 * Actually we shouldn't get this condition. But code could be 2619 * changed in the future, so just be a litle paranoid. 2620 */ 2621 if (!callout_drain (&timeout_handle)) 2622 callout_stop (&timeout_handle); 2623 --load_count; 2624 break; 2625 case MOD_SHUTDOWN: 2626 break; 2627 } 2628 return 0; 2629} 2630 2631#ifdef NETGRAPH 2632#if __FreeBSD_version >= 502100 2633static struct ng_type typestruct = { 2634 .version = NG_ABI_VERSION, 2635 .name = NG_CE_NODE_TYPE, 2636 .constructor = ng_ce_constructor, 2637 .rcvmsg = ng_ce_rcvmsg, 2638 .shutdown = ng_ce_rmnode, 2639 .newhook = ng_ce_newhook, 2640 .connect = ng_ce_connect, 2641 .rcvdata = ng_ce_rcvdata, 2642 .disconnect = ng_ce_disconnect, 2643}; 2644#else /* __FreeBSD_version < 502100 */ 2645static struct ng_type typestruct = { 2646#if __FreeBSD_version >= 500000 2647 NG_ABI_VERSION, 2648#else 2649 NG_VERSION, 2650#endif 2651 NG_CE_NODE_TYPE, 2652 ce_modevent, 2653 ng_ce_constructor, 2654 ng_ce_rcvmsg, 2655 ng_ce_rmnode, 2656 ng_ce_newhook, 2657 NULL, 2658 ng_ce_connect, 2659 ng_ce_rcvdata, 2660#if __FreeBSD_version < 500000 2661 NULL, 2662#endif 2663 ng_ce_disconnect, 2664 NULL 2665}; 2666#endif /* __FreeBSD_version < 502100 */ 2667 2668#endif /*NETGRAPH*/ 2669 2670#if __FreeBSD_version >= 500000 2671#ifdef NETGRAPH 2672MODULE_DEPEND (ng_ce, netgraph, NG_ABI_VERSION, NG_ABI_VERSION, NG_ABI_VERSION); 2673#else 2674MODULE_DEPEND (ce, sppp, 1, 1, 1); 2675#endif 2676#ifdef KLD_MODULE 2677DRIVER_MODULE (cemod, pci, ce_driver, ce_devclass, ce_modevent, NULL); 2678#else 2679DRIVER_MODULE (ce, pci, ce_driver, ce_devclass, ce_modevent, NULL); 2680#endif 2681#else /* if __FreeBSD_version < 500000*/ 2682#ifdef NETGRAPH 2683DRIVER_MODULE (ce, pci, ce_driver, ce_devclass, ng_mod_event, &typestruct); 2684#else 2685DRIVER_MODULE (ce, pci, ce_driver, ce_devclass, ce_modevent, NULL); 2686#endif 2687#endif /* __FreeBSD_version < 500000 */ 2688#endif /* NPCI */ 2689