if_ct.c revision 138352
1/* 2 * Cronyx-Tau adapter driver for FreeBSD. 3 * Supports PPP/HDLC and Cisco/HDLC protocol in synchronous mode, 4 * and asyncronous channels with full modem control. 5 * Keepalive protocol implemented in both Cisco and PPP modes. 6 * 7 * Copyright (C) 1994-2002 Cronyx Engineering. 8 * Author: Serge Vakulenko, <vak@cronyx.ru> 9 * 10 * Copyright (C) 1999-2004 Cronyx Engineering. 11 * Author: Roman Kurakin, <rik@cronyx.ru> 12 * 13 * This software is distributed with NO WARRANTIES, not even the implied 14 * warranties for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 15 * 16 * Authors grant any other persons or organisations a permission to use, 17 * modify and redistribute this software in source and binary forms, 18 * as long as this message is kept with the software, all derivative 19 * works or modified versions. 20 * 21 * Cronyx Id: if_ct.c,v 1.1.2.31 2004/06/23 17:09:13 rik Exp $ 22 */ 23 24#include <sys/cdefs.h> 25__FBSDID("$FreeBSD: head/sys/dev/ctau/if_ct.c 138352 2004-12-03 16:57:15Z rik $"); 26 27#include <sys/param.h> 28 29#if __FreeBSD_version >= 500000 30# define NCTAU 1 31#else 32# include "ctau.h" 33#endif 34 35#if NCTAU > 0 36#include <sys/proc.h> 37#include <sys/systm.h> 38#include <sys/kernel.h> 39#include <sys/module.h> 40#include <sys/mbuf.h> 41#include <sys/sockio.h> 42#include <sys/malloc.h> 43#include <sys/socket.h> 44#include <sys/conf.h> 45#include <sys/errno.h> 46#include <sys/tty.h> 47#include <sys/bus.h> 48#include <machine/bus.h> 49#include <sys/rman.h> 50#include <isa/isavar.h> 51#include <sys/interrupt.h> 52#include <vm/vm.h> 53#include <vm/pmap.h> 54#include <net/if.h> 55#include <machine/cpufunc.h> 56#include <machine/cserial.h> 57#include <machine/clock.h> 58#if __FreeBSD_version < 500000 59# include <i386/isa/isa_device.h> 60#endif 61#include <machine/resource.h> 62#if __FreeBSD_version <= 501000 63# include <i386/isa/intr_machdep.h> 64#endif 65#include <dev/cx/machdep.h> 66#include <dev/ctau/ctddk.h> 67#include <dev/cx/cronyxfw.h> 68#include "opt_ng_cronyx.h" 69#ifdef NETGRAPH_CRONYX 70# include "opt_netgraph.h" 71# include <netgraph/ng_message.h> 72# include <netgraph/netgraph.h> 73# include <dev/ctau/ng_ct.h> 74#else 75# include <net/if_types.h> 76# if __FreeBSD_version < 500000 77# include "sppp.h" 78# if NSPPP <= 0 79# error The device ctau requires sppp or netgraph. 80# endif 81# endif 82# include <net/if_sppp.h> 83# define PP_CISCO IFF_LINK2 84# if __FreeBSD_version < 500000 85# include <bpf.h> 86# endif 87# include <net/bpf.h> 88# define NBPFILTER NBPF 89#endif 90 91/* If we don't have Cronyx's sppp version, we don't have fr support via sppp */ 92#ifndef PP_FR 93#define PP_FR 0 94#endif 95 96#define CT_DEBUG(d,s) ({if (d->chan->debug) {\ 97 printf ("%s: ", d->name); printf s;}}) 98#define CT_DEBUG2(d,s) ({if (d->chan->debug>1) {\ 99 printf ("%s: ", d->name); printf s;}}) 100#define CDEV_MAJOR 99 101 102static void ct_identify __P((driver_t *, device_t)); 103static int ct_probe __P((device_t)); 104static int ct_attach __P((device_t)); 105static int ct_detach __P((device_t)); 106 107static device_method_t ct_isa_methods [] = { 108 DEVMETHOD(device_identify, ct_identify), 109 DEVMETHOD(device_probe, ct_probe), 110 DEVMETHOD(device_attach, ct_attach), 111 DEVMETHOD(device_detach, ct_detach), 112 {0, 0} 113}; 114 115typedef struct _ct_dma_mem_t { 116 unsigned long phys; 117 void *virt; 118 size_t size; 119#if __FreeBSD_version >= 500000 120 bus_dma_tag_t dmat; 121 bus_dmamap_t mapp; 122#endif 123} ct_dma_mem_t; 124 125typedef struct _drv_t { 126 char name [8]; 127 ct_chan_t *chan; 128 ct_board_t *board; 129 ct_dma_mem_t dmamem; 130 int running; 131#ifdef NETGRAPH 132 char nodename [NG_NODELEN+1]; 133 hook_p hook; 134 hook_p debug_hook; 135 node_p node; 136 struct ifqueue queue; 137 struct ifqueue hi_queue; 138 short timeout; 139 struct callout_handle timeout_handle; 140#else 141 struct sppp pp; 142#endif 143 struct cdev *devt; 144} drv_t; 145 146typedef struct _bdrv_t { 147 ct_board_t *board; 148 struct resource *base_res; 149 struct resource *drq_res; 150 struct resource *irq_res; 151 int base_rid; 152 int drq_rid; 153 int irq_rid; 154 void *intrhand; 155 drv_t channel [NCHAN]; 156} bdrv_t; 157 158static driver_t ct_isa_driver = { 159 "ct", 160 ct_isa_methods, 161 sizeof (bdrv_t), 162}; 163 164static devclass_t ct_devclass; 165 166static void ct_receive (ct_chan_t *c, char *data, int len); 167static void ct_transmit (ct_chan_t *c, void *attachment, int len); 168static void ct_error (ct_chan_t *c, int data); 169static void ct_up (drv_t *d); 170static void ct_start (drv_t *d); 171static void ct_down (drv_t *d); 172static void ct_watchdog (drv_t *d); 173#ifdef NETGRAPH 174extern struct ng_type typestruct; 175#else 176static void ct_ifstart (struct ifnet *ifp); 177static void ct_tlf (struct sppp *sp); 178static void ct_tls (struct sppp *sp); 179static void ct_ifwatchdog (struct ifnet *ifp); 180static int ct_sioctl (struct ifnet *ifp, u_long cmd, caddr_t data); 181static void ct_initialize (void *softc); 182#endif 183 184static ct_board_t *adapter [NCTAU]; 185static drv_t *channel [NCTAU*NCHAN]; 186static struct callout_handle led_timo [NCTAU]; 187static struct callout_handle timeout_handle; 188 189/* 190 * Print the mbuf chain, for debug purposes only. 191 */ 192static void printmbuf (struct mbuf *m) 193{ 194 printf ("mbuf:"); 195 for (; m; m=m->m_next) { 196 if (m->m_flags & M_PKTHDR) 197 printf (" HDR %d:", m->m_pkthdr.len); 198 if (m->m_flags & M_EXT) 199 printf (" EXT:"); 200 printf (" %d", m->m_len); 201 } 202 printf ("\n"); 203} 204 205/* 206 * Make an mbuf from data. 207 */ 208static struct mbuf *makembuf (void *buf, u_int len) 209{ 210 struct mbuf *m; 211 212 MGETHDR (m, M_DONTWAIT, MT_DATA); 213 if (! m) 214 return 0; 215 MCLGET (m, M_DONTWAIT); 216 if (! (m->m_flags & M_EXT)) { 217 m_freem (m); 218 return 0; 219 } 220 m->m_pkthdr.len = m->m_len = len; 221 bcopy (buf, mtod (m, caddr_t), len); 222 return m; 223} 224 225static void ct_timeout (void *arg) 226{ 227 drv_t *d; 228 int s, i; 229 230 for (i=0; i<NCTAU*NCHAN; ++i) { 231 d = channel[i]; 232 if (! d) 233 continue; 234 if (d->chan->mode != M_G703) 235 continue; 236 s = splimp (); 237 ct_g703_timer (d->chan); 238 splx (s); 239 } 240 timeout_handle = timeout (ct_timeout, 0, hz); 241} 242 243static void ct_led_off (void *arg) 244{ 245 ct_board_t *b = arg; 246 int s = splimp (); 247 248 ct_led (b, 0); 249 led_timo[b->num].callout = 0; 250 splx (s); 251} 252 253/* 254 * Activate interupt handler from DDK. 255 */ 256static void ct_intr (void *arg) 257{ 258 bdrv_t *bd = arg; 259 ct_board_t *b = bd->board; 260 int s = splimp (); 261 262 /* Turn LED on. */ 263 ct_led (b, 1); 264 265 ct_int_handler (b); 266 267 /* Turn LED off 50 msec later. */ 268 if (! led_timo[b->num].callout) 269 led_timo[b->num] = timeout (ct_led_off, b, hz/20); 270 splx (s); 271} 272 273static int probe_irq (ct_board_t *b, int irq) 274{ 275 int mask, busy, cnt; 276 277 /* Clear pending irq, if any. */ 278 ct_probe_irq (b, -irq); 279 DELAY (100); 280 for (cnt=0; cnt<5; ++cnt) { 281 /* Get the mask of pending irqs, assuming they are busy. 282 * Activate the adapter on given irq. */ 283 busy = ct_probe_irq (b, irq); 284 DELAY (1000); 285 286 /* Get the mask of active irqs. 287 * Deactivate our irq. */ 288 mask = ct_probe_irq (b, -irq); 289 DELAY (100); 290 if ((mask & ~busy) == 1 << irq) { 291 ct_probe_irq (b, 0); 292 /* printf ("ct%d: irq %d ok, mask=0x%04x, busy=0x%04x\n", 293 b->num, irq, mask, busy); */ 294 return 1; 295 } 296 } 297 /* printf ("ct%d: irq %d not functional, mask=0x%04x, busy=0x%04x\n", 298 b->num, irq, mask, busy); */ 299 ct_probe_irq (b, 0); 300 return 0; 301} 302 303static short porttab [] = { 304 0x200, 0x220, 0x240, 0x260, 0x280, 0x2a0, 0x2c0, 0x2e0, 305 0x300, 0x320, 0x340, 0x360, 0x380, 0x3a0, 0x3c0, 0x3e0, 0 306 }; 307static char dmatab [] = { 7, 6, 5, 0 }; 308static char irqtab [] = { 5, 10, 11, 7, 3, 15, 12, 0 }; 309 310static int ct_is_free_res (device_t dev, int rid, int type, u_long start, 311 u_long end, u_long count) 312{ 313 struct resource *res; 314 315 if (!(res = bus_alloc_resource (dev, type, &rid, start, end, count, 316 RF_ALLOCATED))) 317 return 0; 318 319 bus_release_resource (dev, type, rid, res); 320 321 return 1; 322} 323 324static void ct_identify (driver_t *driver, device_t dev) 325{ 326 u_long iobase, rescount; 327 int devcount; 328 device_t *devices; 329 device_t child; 330 devclass_t my_devclass; 331 int i, k; 332 333 if ((my_devclass = devclass_find ("ct")) == NULL) 334 return; 335 336 devclass_get_devices (my_devclass, &devices, &devcount); 337 338 if (devcount == 0) { 339 /* We should find all devices by our self. We could alter other 340 * devices, but we don't have a choise 341 */ 342 for (i = 0; (iobase = porttab [i]) != 0; i++) { 343 if (!ct_is_free_res (dev, 0, SYS_RES_IOPORT, 344 iobase, iobase + NPORT, NPORT)) 345 continue; 346 if (ct_probe_board (iobase, -1, -1) == 0) 347 continue; 348 349 devcount++; 350 child = BUS_ADD_CHILD (dev, ISA_ORDER_SPECULATIVE, "ct", 351 -1); 352 353 if (child == NULL) 354 return; 355 356 device_set_desc_copy (child, "Cronyx Tau-ISA"); 357 device_set_driver (child, driver); 358 bus_set_resource (child, SYS_RES_IOPORT, 0, 359 iobase, NPORT); 360 361 if (devcount >= NCTAU) 362 break; 363 } 364 } else { 365 static short porttab [] = { 366 0x200, 0x220, 0x240, 0x260, 0x280, 0x2a0, 0x2c0, 0x2e0, 367 0x300, 0x320, 0x340, 0x360, 0x380, 0x3a0, 0x3c0, 0x3e0, 0 368 }; 369 /* Lets check user choise. 370 */ 371 for (k = 0; k < devcount; k++) { 372 if (bus_get_resource (devices[k], SYS_RES_IOPORT, 0, 373 &iobase, &rescount) != 0) 374 continue; 375 376 for (i = 0; porttab [i] != 0; i++) { 377 if (porttab [i] != iobase) 378 continue; 379 380 if (!ct_is_free_res (devices[k], 0, SYS_RES_IOPORT, 381 iobase, iobase + NPORT, NPORT)) 382 continue; 383 384 if (ct_probe_board (iobase, -1, -1) == 0) 385 continue; 386 porttab [i] = -1; 387 device_set_desc_copy (devices[k], "Cronyx Tau-ISA"); 388 break; 389 } 390 if (porttab [i] == 0) { 391 device_delete_child ( 392 device_get_parent (devices[k]), 393 devices [k]); 394 devices[k] = 0; 395 continue; 396 } 397 } 398 for (k = 0; k < devcount; k++) { 399 if (devices[k] == 0) 400 continue; 401 if (bus_get_resource (devices[k], SYS_RES_IOPORT, 0, 402 &iobase, &rescount) == 0) 403 continue; 404 for (i = 0; (iobase = porttab [i]) != 0; i++) { 405 if (porttab [i] == -1) 406 continue; 407 if (!ct_is_free_res (devices[k], 0, SYS_RES_IOPORT, 408 iobase, iobase + NPORT, NPORT)) 409 continue; 410 if (ct_probe_board (iobase, -1, -1) == 0) 411 continue; 412 413 bus_set_resource (devices[k], SYS_RES_IOPORT, 0, 414 iobase, NPORT); 415 porttab [i] = -1; 416 device_set_desc_copy (devices[k], "Cronyx Tau-ISA"); 417 break; 418 } 419 if (porttab [i] == 0) { 420 device_delete_child ( 421 device_get_parent (devices[k]), 422 devices [k]); 423 } 424 } 425 free (devices, M_TEMP); 426 } 427 428 return; 429} 430 431static int ct_probe (device_t dev) 432{ 433 int unit = device_get_unit (dev); 434 u_long iobase, rescount; 435 436 if (!device_get_desc (dev) || 437 strcmp (device_get_desc (dev), "Cronyx Tau-ISA")) 438 return ENXIO; 439 440/* KASSERT ((bd != NULL), ("ct%d: NULL device softc\n", unit));*/ 441 if (bus_get_resource (dev, SYS_RES_IOPORT, 0, &iobase, &rescount) != 0) { 442 printf ("ct%d: Couldn't get IOPORT\n", unit); 443 return ENXIO; 444 } 445 446 if (!ct_is_free_res (dev, 0, SYS_RES_IOPORT, 447 iobase, iobase + NPORT, NPORT)) { 448 printf ("ct%d: Resource IOPORT isn't free\n", unit); 449 return ENXIO; 450 } 451 452 if (!ct_probe_board (iobase, -1, -1)) { 453 printf ("ct%d: probing for Tau-ISA at %lx faild\n", unit, iobase); 454 return ENXIO; 455 } 456 457 return 0; 458} 459 460extern struct cdevsw ct_cdevsw; 461 462#if __FreeBSD_version >= 500000 463static void 464ct_bus_dmamap_addr (void *arg, bus_dma_segment_t *segs, int nseg, int error) 465{ 466 unsigned long *addr; 467 468 if (error) 469 return; 470 471 KASSERT(nseg == 1, ("too many DMA segments, %d should be 1", nseg)); 472 addr = arg; 473 *addr = segs->ds_addr; 474} 475 476static int 477ct_bus_dma_mem_alloc (int bnum, int cnum, ct_dma_mem_t *dmem) 478{ 479 int error; 480 481 error = bus_dma_tag_create (NULL, 16, 0, BUS_SPACE_MAXADDR_24BIT, 482 BUS_SPACE_MAXADDR, NULL, NULL, dmem->size, 1, 483 dmem->size, 0, NULL, NULL, &dmem->dmat); 484 if (error) { 485 if (cnum >= 0) printf ("ct%d-%d: ", bnum, cnum); 486 else printf ("ct%d: ", bnum); 487 printf ("couldn't allocate tag for dma memory\n"); 488 return 0; 489 } 490 error = bus_dmamem_alloc (dmem->dmat, (void **)&dmem->virt, 491 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &dmem->mapp); 492 if (error) { 493 if (cnum >= 0) printf ("ct%d-%d: ", bnum, cnum); 494 else printf ("ct%d: ", bnum); 495 printf ("couldn't allocate mem for dma memory\n"); 496 bus_dma_tag_destroy (dmem->dmat); 497 return 0; 498 } 499 error = bus_dmamap_load (dmem->dmat, dmem->mapp, dmem->virt, 500 dmem->size, ct_bus_dmamap_addr, &dmem->phys, 0); 501 if (error) { 502 if (cnum >= 0) printf ("ct%d-%d: ", bnum, cnum); 503 else printf ("ct%d: ", bnum); 504 printf ("couldn't load mem map for dma memory\n"); 505 bus_dmamem_free (dmem->dmat, dmem->virt, dmem->mapp); 506 bus_dma_tag_destroy (dmem->dmat); 507 return 0; 508 } 509 return 1; 510} 511 512static void 513ct_bus_dma_mem_free (ct_dma_mem_t *dmem) 514{ 515 bus_dmamap_unload (dmem->dmat, dmem->mapp); 516 bus_dmamem_free (dmem->dmat, dmem->virt, dmem->mapp); 517 bus_dma_tag_destroy (dmem->dmat); 518} 519#else 520static int 521ct_bus_dma_mem_alloc (int bnum, int cnum, ct_dma_mem_t *dmem) 522{ 523 dmem->virt = contigmalloc (dmem->size, M_DEVBUF, M_WAITOK, 524 0x100000, 0x1000000, 16, 0); 525 if (dmem->virt == NULL) { 526 if (cnum >= 0) printf ("ct%d-%d: ", bnum, cnum); 527 else printf ("ct%d: ", bnum); 528 printf ("couldn't allocate memory for dma memory\n", unit); 529 return 0; 530 } 531 dmem->phys = vtophys (dmem->virt); 532 return 1; 533} 534 535static void 536ct_bus_dma_mem_free (ct_dma_mem_t *dmem) 537{ 538 contigfree (dmem->virt, dmem->size, M_DEVBUF); 539} 540#endif 541 542/* 543 * The adapter is present, initialize the driver structures. 544 */ 545static int ct_attach (device_t dev) 546{ 547 bdrv_t *bd = device_get_softc (dev); 548 u_long iobase, drq, irq, rescount; 549 int unit = device_get_unit (dev); 550 ct_board_t *b; 551 ct_chan_t *c; 552 drv_t *d; 553 int i; 554 int s; 555 556 KASSERT ((bd != NULL), ("ct%d: NULL device softc\n", unit)); 557 558 bus_get_resource (dev, SYS_RES_IOPORT, 0, &iobase, &rescount); 559 bd->base_rid = 0; 560 bd->base_res = bus_alloc_resource (dev, SYS_RES_IOPORT, &bd->base_rid, 561 iobase, iobase + NPORT, NPORT, RF_ACTIVE); 562 if (! bd->base_res) { 563 printf ("ct%d: cannot alloc base address\n", unit); 564 return ENXIO; 565 } 566 567 if (bus_get_resource (dev, SYS_RES_DRQ, 0, &drq, &rescount) != 0) { 568 for (i = 0; (drq = dmatab [i]) != 0; i++) { 569 if (!ct_is_free_res (dev, 0, SYS_RES_DRQ, 570 drq, drq + 1, 1)) 571 continue; 572 bus_set_resource (dev, SYS_RES_DRQ, 0, drq, 1); 573 break; 574 } 575 576 if (dmatab[i] == 0) { 577 bus_release_resource (dev, SYS_RES_IOPORT, bd->base_rid, 578 bd->base_res); 579 printf ("ct%d: Couldn't get DRQ\n", unit); 580 return ENXIO; 581 } 582 } 583 584 bd->drq_rid = 0; 585 bd->drq_res = bus_alloc_resource (dev, SYS_RES_DRQ, &bd->drq_rid, 586 drq, drq + 1, 1, RF_ACTIVE); 587 if (! bd->drq_res) { 588 printf ("ct%d: cannot allocate drq\n", unit); 589 bus_release_resource (dev, SYS_RES_IOPORT, bd->base_rid, 590 bd->base_res); 591 return ENXIO; 592 } 593 594 if (bus_get_resource (dev, SYS_RES_IRQ, 0, &irq, &rescount) != 0) { 595 for (i = 0; (irq = irqtab [i]) != 0; i++) { 596 if (!ct_is_free_res (dev, 0, SYS_RES_IRQ, 597 irq, irq + 1, 1)) 598 continue; 599 bus_set_resource (dev, SYS_RES_IRQ, 0, irq, 1); 600 break; 601 } 602 603 if (irqtab[i] == 0) { 604 bus_release_resource (dev, SYS_RES_DRQ, bd->drq_rid, 605 bd->drq_res); 606 bus_release_resource (dev, SYS_RES_IOPORT, bd->base_rid, 607 bd->base_res); 608 printf ("ct%d: Couldn't get IRQ\n", unit); 609 return ENXIO; 610 } 611 } 612 613 bd->irq_rid = 0; 614 bd->irq_res = bus_alloc_resource (dev, SYS_RES_IRQ, &bd->irq_rid, 615 irq, irq + 1, 1, RF_ACTIVE); 616 if (! bd->irq_res) { 617 printf ("ct%d: Couldn't allocate irq\n", unit); 618 bus_release_resource (dev, SYS_RES_DRQ, bd->drq_rid, 619 bd->drq_res); 620 bus_release_resource (dev, SYS_RES_IOPORT, bd->base_rid, 621 bd->base_res); 622 return ENXIO; 623 } 624 625 b = malloc (sizeof (ct_board_t), M_DEVBUF, M_WAITOK); 626 if (!b) { 627 printf ("ct:%d: Couldn't allocate memory\n", unit); 628 return (ENXIO); 629 } 630 adapter[unit] = b; 631 bzero (b, sizeof(ct_board_t)); 632 633 if (! ct_open_board (b, unit, iobase, irq, drq)) { 634 printf ("ct%d: error loading firmware\n", unit); 635 free (b, M_DEVBUF); 636 bus_release_resource (dev, SYS_RES_IRQ, bd->irq_rid, 637 bd->irq_res); 638 bus_release_resource (dev, SYS_RES_DRQ, bd->drq_rid, 639 bd->drq_res); 640 bus_release_resource (dev, SYS_RES_IOPORT, bd->base_rid, 641 bd->base_res); 642 return ENXIO; 643 } 644 645 bd->board = b; 646 647 if (! probe_irq (b, irq)) { 648 printf ("ct%d: irq %ld not functional\n", unit, irq); 649 bd->board = 0; 650 adapter [unit] = 0; 651 free (b, M_DEVBUF); 652 bus_release_resource (dev, SYS_RES_IRQ, bd->irq_rid, 653 bd->irq_res); 654 bus_release_resource (dev, SYS_RES_DRQ, bd->drq_rid, 655 bd->drq_res); 656 bus_release_resource (dev, SYS_RES_IOPORT, bd->base_rid, 657 bd->base_res); 658 return ENXIO; 659 } 660 661 s = splimp (); 662 if (bus_setup_intr (dev, bd->irq_res, INTR_TYPE_NET, ct_intr, bd, 663 &bd->intrhand)) { 664 printf ("ct%d: Can't setup irq %ld\n", unit, irq); 665 bd->board = 0; 666 adapter [unit] = 0; 667 free (b, M_DEVBUF); 668 bus_release_resource (dev, SYS_RES_IRQ, bd->irq_rid, 669 bd->irq_res); 670 bus_release_resource (dev, SYS_RES_DRQ, bd->drq_rid, 671 bd->drq_res); 672 bus_release_resource (dev, SYS_RES_IOPORT, bd->base_rid, 673 bd->base_res); 674 splx (s); 675 return ENXIO; 676 } 677 678 ct_init_board (b, b->num, b->port, irq, drq, b->type, b->osc); 679 ct_setup_board (b, 0, 0, 0); 680 681 printf ("ct%d: <Cronyx-%s>, clock %s MHz\n", b->num, b->name, 682 b->osc == 20000000 ? "20" : "16.384"); 683 684 for (c=b->chan; c<b->chan+NCHAN; ++c) { 685 d = &bd->channel[c->num]; 686 d->dmamem.size = sizeof(ct_buf_t); 687 if (! ct_bus_dma_mem_alloc (unit, c->num, &d->dmamem)) 688 continue; 689 channel [b->num*NCHAN + c->num] = d; 690 sprintf (d->name, "ct%d.%d", b->num, c->num); 691 d->board = b; 692 d->chan = c; 693 c->sys = d; 694 695#ifdef NETGRAPH 696 if (ng_make_node_common (&typestruct, &d->node) != 0) { 697 printf ("%s: cannot make common node\n", d->name); 698 channel [b->num*NCHAN + c->num] = 0; 699 c->sys = 0; 700 ct_bus_dma_mem_free (&d->dmamem); 701 continue; 702 } 703#if __FreeBSD_version >= 500000 704 NG_NODE_SET_PRIVATE (d->node, d); 705#else 706 d->node->private = d; 707#endif 708 sprintf (d->nodename, "%s%d", NG_CT_NODE_TYPE, 709 c->board->num*NCHAN + c->num); 710 if (ng_name_node (d->node, d->nodename)) { 711 printf ("%s: cannot name node\n", d->nodename); 712#if __FreeBSD_version >= 500000 713 NG_NODE_UNREF (d->node); 714#else 715 ng_rmnode (d->node); 716 ng_unref (d->node); 717#endif 718 channel [b->num*NCHAN + c->num] = 0; 719 c->sys = 0; 720 ct_bus_dma_mem_free (&d->dmamem); 721 continue; 722 } 723 d->queue.ifq_maxlen = IFQ_MAXLEN; 724 d->hi_queue.ifq_maxlen = IFQ_MAXLEN; 725#if __FreeBSD_version >= 500000 726 mtx_init (&d->queue.ifq_mtx, "ct_queue", NULL, MTX_DEF); 727 mtx_init (&d->hi_queue.ifq_mtx, "ct_queue_hi", NULL, MTX_DEF); 728#endif 729#else /*NETGRAPH*/ 730 d->pp.pp_if.if_softc = d; 731#if __FreeBSD_version > 501000 732 if_initname (&d->pp.pp_if, "ct", b->num * NCHAN + c->num); 733#else 734 d->pp.pp_if.if_unit = b->num * NCHAN + c->num; 735 d->pp.pp_if.if_name = "ct"; 736#endif 737 d->pp.pp_if.if_mtu = PP_MTU; 738 d->pp.pp_if.if_flags = IFF_POINTOPOINT | IFF_MULTICAST | 739 IFF_NEEDSGIANT; 740 d->pp.pp_if.if_ioctl = ct_sioctl; 741 d->pp.pp_if.if_start = ct_ifstart; 742 d->pp.pp_if.if_watchdog = ct_ifwatchdog; 743 d->pp.pp_if.if_init = ct_initialize; 744 sppp_attach (&d->pp.pp_if); 745 if_attach (&d->pp.pp_if); 746 d->pp.pp_tlf = ct_tlf; 747 d->pp.pp_tls = ct_tls; 748 /* If BPF is in the kernel, call the attach for it. 749 * Header size is 4 bytes. */ 750 bpfattach (&d->pp.pp_if, DLT_PPP, 4); 751#endif /*NETGRAPH*/ 752 ct_start_chan (c, d->dmamem.virt, d->dmamem.phys); 753 ct_register_receive (c, &ct_receive); 754 ct_register_transmit (c, &ct_transmit); 755 ct_register_error (c, &ct_error); 756 d->devt = make_dev (&ct_cdevsw, b->num*NCHAN+c->num, UID_ROOT, 757 GID_WHEEL, 0600, "ct%d", b->num*NCHAN+c->num); 758 } 759 splx (s); 760 761 return 0; 762} 763 764static int ct_detach (device_t dev) 765{ 766 bdrv_t *bd = device_get_softc (dev); 767 ct_board_t *b = bd->board; 768 ct_chan_t *c; 769 int s = splimp (); 770 771 /* Check if the device is busy (open). */ 772 for (c = b->chan; c < b->chan + NCHAN; ++c) { 773 drv_t *d = (drv_t*) c->sys; 774 775 if (!d || !d->chan->type) 776 continue; 777 778 if (d->running) { 779 splx (s); 780 return EBUSY; 781 } 782 } 783 784 /* Deactivate the timeout routine. */ 785 if (led_timo[b->num].callout) 786 untimeout (ct_led_off, b, led_timo[b->num]); 787 788 bus_teardown_intr (dev, bd->irq_res, bd->intrhand); 789 bus_deactivate_resource (dev, SYS_RES_IRQ, bd->irq_rid, bd->irq_res); 790 bus_release_resource (dev, SYS_RES_IRQ, bd->irq_rid, bd->irq_res); 791 792 bus_deactivate_resource (dev, SYS_RES_DRQ, bd->drq_rid, bd->drq_res); 793 bus_release_resource (dev, SYS_RES_DRQ, bd->drq_rid, bd->drq_res); 794 795 bus_deactivate_resource (dev, SYS_RES_IOPORT, bd->base_rid, bd->irq_res); 796 bus_release_resource (dev, SYS_RES_IOPORT, bd->base_rid, bd->base_res); 797 798 ct_close_board (b); 799 800 /* Detach the interfaces, free buffer memory. */ 801 for (c = b->chan; c < b->chan + NCHAN; ++c) { 802 drv_t *d = (drv_t*) c->sys; 803 804 if (!d || !d->chan->type) 805 continue; 806 807#ifdef NETGRAPH 808#if __FreeBSD_version >= 500000 809 if (d->node) { 810 ng_rmnode_self (d->node); 811 NG_NODE_UNREF (d->node); 812 d->node = NULL; 813 } 814 mtx_destroy (&d->queue.ifq_mtx); 815 mtx_destroy (&d->hi_queue.ifq_mtx); 816#else 817 ng_rmnode (d->node); 818 d->node = 0; 819#endif 820#else 821#if __FreeBSD_version >= 410000 && NBPFILTER > 0 822 /* Detach from the packet filter list of interfaces. */ 823 bpfdetach (&d->pp.pp_if); 824#endif 825 /* Detach from the sync PPP list. */ 826 sppp_detach (&d->pp.pp_if); 827 828 if_detach (&d->pp.pp_if); 829#endif 830 destroy_dev (d->devt); 831 } 832 833 ct_led_off (b); 834 if (led_timo[b->num].callout) 835 untimeout (ct_led_off, b, led_timo[b->num]); 836 splx (s); 837 838 s = splimp (); 839 for (c = b->chan; c < b->chan + NCHAN; ++c) { 840 drv_t *d = (drv_t*) c->sys; 841 842 if (!d || !d->chan->type) 843 continue; 844 845 /* Deallocate buffers. */ 846 ct_bus_dma_mem_free (&d->dmamem); 847 } 848 bd->board = 0; 849 adapter [b->num] = 0; 850 free (b, M_DEVBUF); 851 splx (s); 852 853 return 0; 854} 855 856#ifndef NETGRAPH 857static void ct_ifstart (struct ifnet *ifp) 858{ 859 drv_t *d = ifp->if_softc; 860 861 ct_start (d); 862} 863 864static void ct_ifwatchdog (struct ifnet *ifp) 865{ 866 drv_t *d = ifp->if_softc; 867 868 ct_watchdog (d); 869} 870 871static void ct_tlf (struct sppp *sp) 872{ 873 drv_t *d = sp->pp_if.if_softc; 874 875 CT_DEBUG (d, ("ct_tlf\n")); 876/* ct_set_dtr (d->chan, 0);*/ 877/* ct_set_rts (d->chan, 0);*/ 878 if (!(d->pp.pp_flags & PP_FR) && !(d->pp.pp_if.if_flags & PP_CISCO)) 879 sp->pp_down (sp); 880} 881 882static void ct_tls (struct sppp *sp) 883{ 884 drv_t *d = sp->pp_if.if_softc; 885 886 CT_DEBUG (d, ("ct_tls\n")); 887 if (!(d->pp.pp_flags & PP_FR) && !(d->pp.pp_if.if_flags & PP_CISCO)) 888 sp->pp_up (sp); 889} 890 891/* 892 * Initialization of interface. 893 * Ii seems to be never called by upper level. 894 */ 895static void ct_initialize (void *softc) 896{ 897 drv_t *d = softc; 898 899 CT_DEBUG (d, ("ct_initialize\n")); 900} 901 902/* 903 * Process an ioctl request. 904 */ 905static int ct_sioctl (struct ifnet *ifp, u_long cmd, caddr_t data) 906{ 907 drv_t *d = ifp->if_softc; 908 int error, s, was_up, should_be_up; 909 910 was_up = (ifp->if_flags & IFF_RUNNING) != 0; 911 error = sppp_ioctl (ifp, cmd, data); 912 if (error) 913 return error; 914 915 if (! (ifp->if_flags & IFF_DEBUG)) 916 d->chan->debug = 0; 917 else if (! d->chan->debug) 918 d->chan->debug = 1; 919 920 switch (cmd) { 921 default: CT_DEBUG2 (d, ("ioctl 0x%lx\n", cmd)); return 0; 922 case SIOCADDMULTI: CT_DEBUG2 (d, ("SIOCADDMULTI\n")); return 0; 923 case SIOCDELMULTI: CT_DEBUG2 (d, ("SIOCDELMULTI\n")); return 0; 924 case SIOCSIFFLAGS: CT_DEBUG2 (d, ("SIOCSIFFLAGS\n")); break; 925 case SIOCSIFADDR: CT_DEBUG2 (d, ("SIOCSIFADDR\n")); break; 926 } 927 928 /* We get here only in case of SIFFLAGS or SIFADDR. */ 929 s = splimp (); 930 should_be_up = (ifp->if_flags & IFF_RUNNING) != 0; 931 if (! was_up && should_be_up) { 932 /* Interface goes up -- start it. */ 933 ct_up (d); 934 ct_start (d); 935 } else if (was_up && ! should_be_up) { 936 /* Interface is going down -- stop it. */ 937 /* if ((d->pp.pp_flags & PP_FR) || (ifp->if_flags & PP_CISCO))*/ 938 ct_down (d); 939 } 940 splx (s); 941 return 0; 942} 943#endif /*NETGRAPH*/ 944 945/* 946 * Stop the interface. Called on splimp(). 947 */ 948static void ct_down (drv_t *d) 949{ 950 int s = splimp (); 951 CT_DEBUG (d, ("ct_down\n")); 952 ct_set_dtr (d->chan, 0); 953 ct_set_rts (d->chan, 0); 954 d->running = 0; 955 splx (s); 956} 957 958/* 959 * Start the interface. Called on splimp(). 960 */ 961static void ct_up (drv_t *d) 962{ 963 int s = splimp (); 964 CT_DEBUG (d, ("ct_up\n")); 965 ct_set_dtr (d->chan, 1); 966 ct_set_rts (d->chan, 1); 967 d->running = 1; 968 splx (s); 969} 970 971/* 972 * Start output on the (slave) interface. Get another datagram to send 973 * off of the interface queue, and copy it to the interface 974 * before starting the output. 975 */ 976static void ct_send (drv_t *d) 977{ 978 struct mbuf *m; 979 u_short len; 980 981 CT_DEBUG2 (d, ("ct_send, tn=%d\n", d->chan->tn)); 982 983 /* No output if the interface is down. */ 984 if (! d->running) 985 return; 986 987 /* No output if the modem is off. */ 988 if (! ct_get_dsr (d->chan) && !ct_get_loop (d->chan)) 989 return; 990 991 while (ct_buf_free (d->chan)) { 992 /* Get the packet to send. */ 993#ifdef NETGRAPH 994 IF_DEQUEUE (&d->hi_queue, m); 995 if (! m) 996 IF_DEQUEUE (&d->queue, m); 997#else 998 m = sppp_dequeue (&d->pp.pp_if); 999#endif 1000 if (! m) 1001 return; 1002#ifndef NETGRAPH 1003 if (d->pp.pp_if.if_bpf) 1004#if __FreeBSD_version >= 500000 1005 BPF_MTAP (&d->pp.pp_if, m); 1006#else 1007 bpf_mtap (&d->pp.pp_if, m); 1008#endif 1009#endif 1010 len = m->m_pkthdr.len; 1011 if (! m->m_next) 1012 ct_send_packet (d->chan, (u_char*)mtod (m, caddr_t), 1013 len, 0); 1014 else { 1015 m_copydata (m, 0, len, d->chan->tbuf[d->chan->te]); 1016 ct_send_packet (d->chan, d->chan->tbuf[d->chan->te], 1017 len, 0); 1018 } 1019 m_freem (m); 1020 1021 /* Set up transmit timeout, if the transmit ring is not empty. 1022 * Transmit timeout is 10 seconds. */ 1023#ifdef NETGRAPH 1024 d->timeout = 10; 1025#else 1026 d->pp.pp_if.if_timer = 10; 1027#endif 1028 } 1029#ifndef NETGRAPH 1030 d->pp.pp_if.if_flags |= IFF_OACTIVE; 1031#endif 1032} 1033 1034/* 1035 * Start output on the interface. 1036 * Always called on splimp(). 1037 */ 1038static void ct_start (drv_t *d) 1039{ 1040 int s = splimp (); 1041 1042 if (d->running) { 1043 if (! d->chan->dtr) 1044 ct_set_dtr (d->chan, 1); 1045 if (! d->chan->rts) 1046 ct_set_rts (d->chan, 1); 1047 ct_send (d); 1048 } 1049 1050 splx (s); 1051} 1052 1053/* 1054 * Handle transmit timeouts. 1055 * Recover after lost transmit interrupts. 1056 * Always called on splimp(). 1057 */ 1058static void ct_watchdog (drv_t *d) 1059{ 1060 int s = splimp (); 1061 1062 CT_DEBUG (d, ("device timeout\n")); 1063 if (d->running) { 1064 ct_setup_chan (d->chan); 1065 ct_start_chan (d->chan, 0, 0); 1066 ct_set_dtr (d->chan, 1); 1067 ct_set_rts (d->chan, 1); 1068 ct_start (d); 1069 } 1070 1071 splx (s); 1072} 1073 1074/* 1075 * Transmit callback function. 1076 */ 1077static void ct_transmit (ct_chan_t *c, void *attachment, int len) 1078{ 1079 drv_t *d = c->sys; 1080 1081 if (!d) 1082 return; 1083#ifdef NETGRAPH 1084 d->timeout = 0; 1085#else 1086 ++d->pp.pp_if.if_opackets; 1087 d->pp.pp_if.if_flags &= ~IFF_OACTIVE; 1088 d->pp.pp_if.if_timer = 0; 1089#endif 1090 ct_start (d); 1091} 1092 1093/* 1094 * Process the received packet. 1095 */ 1096static void ct_receive (ct_chan_t *c, char *data, int len) 1097{ 1098 drv_t *d = c->sys; 1099 struct mbuf *m; 1100#if __FreeBSD_version >= 500000 && defined NETGRAPH 1101 int error; 1102#endif 1103 1104 if (!d || !d->running) 1105 return; 1106 1107 m = makembuf (data, len); 1108 if (! m) { 1109 CT_DEBUG (d, ("no memory for packet\n")); 1110#ifndef NETGRAPH 1111 ++d->pp.pp_if.if_iqdrops; 1112#endif 1113 return; 1114 } 1115 if (c->debug > 1) 1116 printmbuf (m); 1117#ifdef NETGRAPH 1118 m->m_pkthdr.rcvif = 0; 1119#if __FreeBSD_version >= 500000 1120 NG_SEND_DATA_ONLY (error, d->hook, m); 1121#else 1122 ng_queue_data (d->hook, m, 0); 1123#endif 1124#else 1125 ++d->pp.pp_if.if_ipackets; 1126 m->m_pkthdr.rcvif = &d->pp.pp_if; 1127 /* Check if there's a BPF listener on this interface. 1128 * If so, hand off the raw packet to bpf. */ 1129 if (d->pp.pp_if.if_bpf) 1130#if __FreeBSD_version >= 500000 1131 BPF_TAP (&d->pp.pp_if, data, len); 1132#else 1133 bpf_tap (&d->pp.pp_if, data, len); 1134#endif 1135 sppp_input (&d->pp.pp_if, m); 1136#endif 1137} 1138 1139/* 1140 * Error callback function. 1141 */ 1142static void ct_error (ct_chan_t *c, int data) 1143{ 1144 drv_t *d = c->sys; 1145 1146 if (!d) 1147 return; 1148 1149 switch (data) { 1150 case CT_FRAME: 1151 CT_DEBUG (d, ("frame error\n")); 1152#ifndef NETGRAPH 1153 ++d->pp.pp_if.if_ierrors; 1154#endif 1155 break; 1156 case CT_CRC: 1157 CT_DEBUG (d, ("crc error\n")); 1158#ifndef NETGRAPH 1159 ++d->pp.pp_if.if_ierrors; 1160#endif 1161 break; 1162 case CT_OVERRUN: 1163 CT_DEBUG (d, ("overrun error\n")); 1164#ifndef NETGRAPH 1165 ++d->pp.pp_if.if_collisions; 1166 ++d->pp.pp_if.if_ierrors; 1167#endif 1168 break; 1169 case CT_OVERFLOW: 1170 CT_DEBUG (d, ("overflow error\n")); 1171#ifndef NETGRAPH 1172 ++d->pp.pp_if.if_ierrors; 1173#endif 1174 break; 1175 case CT_UNDERRUN: 1176 CT_DEBUG (d, ("underrun error\n")); 1177#ifdef NETGRAPH 1178 d->timeout = 0; 1179#else 1180 ++d->pp.pp_if.if_oerrors; 1181 d->pp.pp_if.if_flags &= ~IFF_OACTIVE; 1182 d->pp.pp_if.if_timer = 0; 1183#endif 1184 ct_start (d); 1185 break; 1186 default: 1187 CT_DEBUG (d, ("error #%d\n", data)); 1188 } 1189} 1190 1191#if __FreeBSD_version < 500000 1192static int ct_open (dev_t dev, int oflags, int devtype, struct proc *p) 1193#else 1194static int ct_open (struct cdev *dev, int oflags, int devtype, struct thread *td) 1195#endif 1196{ 1197 drv_t *d; 1198 1199 if (minor(dev) >= NCTAU*NCHAN || ! (d = channel[minor(dev)])) 1200 return ENXIO; 1201 1202 CT_DEBUG2 (d, ("ct_open\n")); 1203 return 0; 1204} 1205 1206#if __FreeBSD_version < 500000 1207static int ct_close (dev_t dev, int fflag, int devtype, struct proc *p) 1208#else 1209static int ct_close (struct cdev *dev, int fflag, int devtype, struct thread *td) 1210#endif 1211{ 1212 drv_t *d = channel [minor(dev)]; 1213 1214 if (!d) 1215 return 0; 1216 1217 CT_DEBUG2 (d, ("ct_close\n")); 1218 return 0; 1219} 1220 1221static int ct_modem_status (ct_chan_t *c) 1222{ 1223 drv_t *d = c->sys; 1224 int status, s; 1225 1226 if (!d) 1227 return 0; 1228 1229 status = d->running ? TIOCM_LE : 0; 1230 s = splimp (); 1231 if (ct_get_cd (c)) status |= TIOCM_CD; 1232 if (ct_get_cts (c)) status |= TIOCM_CTS; 1233 if (ct_get_dsr (c)) status |= TIOCM_DSR; 1234 if (c->dtr) status |= TIOCM_DTR; 1235 if (c->rts) status |= TIOCM_RTS; 1236 splx (s); 1237 return status; 1238} 1239 1240/* 1241 * Process an ioctl request on /dev/cronyx/ctauN. 1242 */ 1243#if __FreeBSD_version < 500000 1244static int ct_ioctl (dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p) 1245#else 1246static int ct_ioctl (struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td) 1247#endif 1248{ 1249 drv_t *d = channel [minor (dev)]; 1250 ct_chan_t *c; 1251 struct serial_statistics *st; 1252 struct e1_statistics *opte1; 1253 int error, s; 1254 char mask[16]; 1255 1256 if (!d || !d->chan) 1257 return 0; 1258 1259 c = d->chan; 1260 1261 switch (cmd) { 1262 case SERIAL_GETREGISTERED: 1263 bzero (mask, sizeof(mask)); 1264 for (s=0; s<NCTAU*NCHAN; ++s) 1265 if (channel [s]) 1266 mask [s/8] |= 1 << (s & 7); 1267 bcopy (mask, data, sizeof (mask)); 1268 return 0; 1269 1270#ifndef NETGRAPH 1271 case SERIAL_GETPROTO: 1272 strcpy ((char*)data, (d->pp.pp_flags & PP_FR) ? "fr" : 1273 (d->pp.pp_if.if_flags & PP_CISCO) ? "cisco" : "ppp"); 1274 return 0; 1275 1276 case SERIAL_SETPROTO: 1277 /* Only for superuser! */ 1278#if __FreeBSD_version < 500000 1279 error = suser (p); 1280#else /* __FreeBSD_version >= 500000 */ 1281 error = suser (td); 1282#endif /* __FreeBSD_version >= 500000 */ 1283 if (error) 1284 return error; 1285 if (d->pp.pp_if.if_flags & IFF_RUNNING) 1286 return EBUSY; 1287 if (! strcmp ("cisco", (char*)data)) { 1288 d->pp.pp_flags &= ~(PP_FR); 1289 d->pp.pp_flags |= PP_KEEPALIVE; 1290 d->pp.pp_if.if_flags |= PP_CISCO; 1291 } else if (! strcmp ("fr", (char*)data)) { 1292 d->pp.pp_if.if_flags &= ~(PP_CISCO); 1293 d->pp.pp_flags |= PP_FR | PP_KEEPALIVE; 1294 } else if (! strcmp ("ppp", (char*)data)) { 1295 d->pp.pp_flags &= ~(PP_FR | PP_KEEPALIVE); 1296 d->pp.pp_if.if_flags &= ~(PP_CISCO); 1297 } else 1298 return EINVAL; 1299 return 0; 1300 1301 case SERIAL_GETKEEPALIVE: 1302 if ((d->pp.pp_flags & PP_FR) || 1303 (d->pp.pp_if.if_flags & PP_CISCO)) 1304 return EINVAL; 1305 *(int*)data = (d->pp.pp_flags & PP_KEEPALIVE) ? 1 : 0; 1306 return 0; 1307 1308 case SERIAL_SETKEEPALIVE: 1309 /* Only for superuser! */ 1310#if __FreeBSD_version < 500000 1311 error = suser (p); 1312#else /* __FreeBSD_version >= 500000 */ 1313 error = suser (td); 1314#endif /* __FreeBSD_version >= 500000 */ 1315 if (error) 1316 return error; 1317 if ((d->pp.pp_flags & PP_FR) || 1318 (d->pp.pp_if.if_flags & PP_CISCO)) 1319 return EINVAL; 1320 if (*(int*)data) 1321 d->pp.pp_flags |= PP_KEEPALIVE; 1322 else 1323 d->pp.pp_flags &= ~PP_KEEPALIVE; 1324 return 0; 1325#endif /*NETGRAPH*/ 1326 1327 case SERIAL_GETMODE: 1328 *(int*)data = SERIAL_HDLC; 1329 return 0; 1330 1331 case SERIAL_GETCFG: 1332 if (c->mode == M_HDLC) 1333 return EINVAL; 1334 switch (ct_get_config (c->board)) { 1335 default: *(char*)data = 'a'; break; 1336 case CFG_B: *(char*)data = 'b'; break; 1337 case CFG_C: *(char*)data = 'c'; break; 1338 } 1339 return 0; 1340 1341 case SERIAL_SETCFG: 1342 /* Only for superuser! */ 1343#if __FreeBSD_version < 500000 1344 error = suser (p); 1345#else /* __FreeBSD_version >= 500000 */ 1346 error = suser (td); 1347#endif /* __FreeBSD_version >= 500000 */ 1348 if (error) 1349 return error; 1350 if (c->mode == M_HDLC) 1351 return EINVAL; 1352 s = splimp (); 1353 switch (*(char*)data) { 1354 case 'a': ct_set_config (c->board, CFG_A); break; 1355 case 'b': ct_set_config (c->board, CFG_B); break; 1356 case 'c': ct_set_config (c->board, CFG_C); break; 1357 } 1358 splx (s); 1359 return 0; 1360 1361 case SERIAL_GETSTAT: 1362 st = (struct serial_statistics*) data; 1363 st->rintr = c->rintr; 1364 st->tintr = c->tintr; 1365 st->mintr = c->mintr; 1366 st->ibytes = c->ibytes; 1367 st->ipkts = c->ipkts; 1368 st->ierrs = c->ierrs; 1369 st->obytes = c->obytes; 1370 st->opkts = c->opkts; 1371 st->oerrs = c->oerrs; 1372 return 0; 1373 1374 case SERIAL_GETESTAT: 1375 opte1 = (struct e1_statistics*)data; 1376 opte1->status = c->status; 1377 opte1->cursec = c->cursec; 1378 opte1->totsec = c->totsec + c->cursec; 1379 1380 opte1->currnt.bpv = c->currnt.bpv; 1381 opte1->currnt.fse = c->currnt.fse; 1382 opte1->currnt.crce = c->currnt.crce; 1383 opte1->currnt.rcrce = c->currnt.rcrce; 1384 opte1->currnt.uas = c->currnt.uas; 1385 opte1->currnt.les = c->currnt.les; 1386 opte1->currnt.es = c->currnt.es; 1387 opte1->currnt.bes = c->currnt.bes; 1388 opte1->currnt.ses = c->currnt.ses; 1389 opte1->currnt.oofs = c->currnt.oofs; 1390 opte1->currnt.css = c->currnt.css; 1391 opte1->currnt.dm = c->currnt.dm; 1392 1393 opte1->total.bpv = c->total.bpv + c->currnt.bpv; 1394 opte1->total.fse = c->total.fse + c->currnt.fse; 1395 opte1->total.crce = c->total.crce + c->currnt.crce; 1396 opte1->total.rcrce = c->total.rcrce + c->currnt.rcrce; 1397 opte1->total.uas = c->total.uas + c->currnt.uas; 1398 opte1->total.les = c->total.les + c->currnt.les; 1399 opte1->total.es = c->total.es + c->currnt.es; 1400 opte1->total.bes = c->total.bes + c->currnt.bes; 1401 opte1->total.ses = c->total.ses + c->currnt.ses; 1402 opte1->total.oofs = c->total.oofs + c->currnt.oofs; 1403 opte1->total.css = c->total.css + c->currnt.css; 1404 opte1->total.dm = c->total.dm + c->currnt.dm; 1405 for (s=0; s<48; ++s) { 1406 opte1->interval[s].bpv = c->interval[s].bpv; 1407 opte1->interval[s].fse = c->interval[s].fse; 1408 opte1->interval[s].crce = c->interval[s].crce; 1409 opte1->interval[s].rcrce = c->interval[s].rcrce; 1410 opte1->interval[s].uas = c->interval[s].uas; 1411 opte1->interval[s].les = c->interval[s].les; 1412 opte1->interval[s].es = c->interval[s].es; 1413 opte1->interval[s].bes = c->interval[s].bes; 1414 opte1->interval[s].ses = c->interval[s].ses; 1415 opte1->interval[s].oofs = c->interval[s].oofs; 1416 opte1->interval[s].css = c->interval[s].css; 1417 opte1->interval[s].dm = c->interval[s].dm; 1418 } 1419 return 0; 1420 1421 case SERIAL_CLRSTAT: 1422 /* Only for superuser! */ 1423#if __FreeBSD_version < 500000 1424 error = suser (p); 1425#else /* __FreeBSD_version >= 500000 */ 1426 error = suser (td); 1427#endif /* __FreeBSD_version >= 500000 */ 1428 if (error) 1429 return error; 1430 c->rintr = 0; 1431 c->tintr = 0; 1432 c->mintr = 0; 1433 c->ibytes = 0; 1434 c->ipkts = 0; 1435 c->ierrs = 0; 1436 c->obytes = 0; 1437 c->opkts = 0; 1438 c->oerrs = 0; 1439 bzero (&c->currnt, sizeof (c->currnt)); 1440 bzero (&c->total, sizeof (c->total)); 1441 bzero (c->interval, sizeof (c->interval)); 1442 return 0; 1443 1444 case SERIAL_GETBAUD: 1445 *(long*)data = ct_get_baud(c); 1446 return 0; 1447 1448 case SERIAL_SETBAUD: 1449 /* Only for superuser! */ 1450#if __FreeBSD_version < 500000 1451 error = suser (p); 1452#else /* __FreeBSD_version >= 500000 */ 1453 error = suser (td); 1454#endif /* __FreeBSD_version >= 500000 */ 1455 if (error) 1456 return error; 1457 s = splimp (); 1458 ct_set_baud (c, *(long*)data); 1459 splx (s); 1460 return 0; 1461 1462 case SERIAL_GETLOOP: 1463 *(int*)data = ct_get_loop (c); 1464 return 0; 1465 1466 case SERIAL_SETLOOP: 1467 /* Only for superuser! */ 1468#if __FreeBSD_version < 500000 1469 error = suser (p); 1470#else /* __FreeBSD_version >= 500000 */ 1471 error = suser (td); 1472#endif /* __FreeBSD_version >= 500000 */ 1473 if (error) 1474 return error; 1475 s = splimp (); 1476 ct_set_loop (c, *(int*)data); 1477 splx (s); 1478 return 0; 1479 1480 case SERIAL_GETDPLL: 1481 if (c->mode == M_E1 || c->mode == M_G703) 1482 return EINVAL; 1483 *(int*)data = ct_get_dpll (c); 1484 return 0; 1485 1486 case SERIAL_SETDPLL: 1487 /* Only for superuser! */ 1488#if __FreeBSD_version < 500000 1489 error = suser (p); 1490#else /* __FreeBSD_version >= 500000 */ 1491 error = suser (td); 1492#endif /* __FreeBSD_version >= 500000 */ 1493 if (error) 1494 return error; 1495 if (c->mode == M_E1 || c->mode == M_G703) 1496 return EINVAL; 1497 s = splimp (); 1498 ct_set_dpll (c, *(int*)data); 1499 splx (s); 1500 return 0; 1501 1502 case SERIAL_GETNRZI: 1503 if (c->mode == M_E1 || c->mode == M_G703) 1504 return EINVAL; 1505 *(int*)data = ct_get_nrzi (c); 1506 return 0; 1507 1508 case SERIAL_SETNRZI: 1509 /* Only for superuser! */ 1510#if __FreeBSD_version < 500000 1511 error = suser (p); 1512#else /* __FreeBSD_version >= 500000 */ 1513 error = suser (td); 1514#endif /* __FreeBSD_version >= 500000 */ 1515 if (error) 1516 return error; 1517 if (c->mode == M_E1 || c->mode == M_G703) 1518 return EINVAL; 1519 s = splimp (); 1520 ct_set_nrzi (c, *(int*)data); 1521 splx (s); 1522 return 0; 1523 1524 case SERIAL_GETDEBUG: 1525 *(int*)data = c->debug; 1526 return 0; 1527 1528 case SERIAL_SETDEBUG: 1529 /* Only for superuser! */ 1530#if __FreeBSD_version < 500000 1531 error = suser (p); 1532#else /* __FreeBSD_version >= 500000 */ 1533 error = suser (td); 1534#endif /* __FreeBSD_version >= 500000 */ 1535 if (error) 1536 return error; 1537 c->debug = *(int*)data; 1538#ifndef NETGRAPH 1539 if (d->chan->debug) 1540 d->pp.pp_if.if_flags |= IFF_DEBUG; 1541 else 1542 d->pp.pp_if.if_flags &= (~IFF_DEBUG); 1543#endif 1544 return 0; 1545 1546 case SERIAL_GETHIGAIN: 1547 if (c->mode != M_E1) 1548 return EINVAL; 1549 *(int*)data = ct_get_higain (c); 1550 return 0; 1551 1552 case SERIAL_SETHIGAIN: 1553 /* Only for superuser! */ 1554#if __FreeBSD_version < 500000 1555 error = suser (p); 1556#else /* __FreeBSD_version >= 500000 */ 1557 error = suser (td); 1558#endif /* __FreeBSD_version >= 500000 */ 1559 if (error) 1560 return error; 1561 s = splimp (); 1562 ct_set_higain (c, *(int*)data); 1563 splx (s); 1564 return 0; 1565 1566 case SERIAL_GETPHONY: 1567 CT_DEBUG2 (d, ("ioctl: getphony\n")); 1568 if (c->mode != M_E1) 1569 return EINVAL; 1570 *(int*)data = c->gopt.phony; 1571 return 0; 1572 1573 case SERIAL_SETPHONY: 1574 CT_DEBUG2 (d, ("ioctl: setphony\n")); 1575 if (c->mode != M_E1) 1576 return EINVAL; 1577 /* Only for superuser! */ 1578#if __FreeBSD_version < 500000 1579 error = suser (p); 1580#else /* __FreeBSD_version >= 500000 */ 1581 error = suser (td); 1582#endif /* __FreeBSD_version >= 500000 */ 1583 if (error) 1584 return error; 1585 s = splimp (); 1586 ct_set_phony (c, *(int*)data); 1587 splx (s); 1588 return 0; 1589 1590 case SERIAL_GETCLK: 1591 if (c->mode != M_E1 && c->mode != M_G703) 1592 return EINVAL; 1593 switch (ct_get_clk(c)) { 1594 default: *(int*)data = E1CLK_INTERNAL; break; 1595 case GCLK_RCV: *(int*)data = E1CLK_RECEIVE; break; 1596 case GCLK_RCLKO: *(int*)data = c->num ? 1597 E1CLK_RECEIVE_CHAN0 : E1CLK_RECEIVE_CHAN1; break; 1598 } 1599 return 0; 1600 1601 case SERIAL_SETCLK: 1602 /* Only for superuser! */ 1603#if __FreeBSD_version < 500000 1604 error = suser (p); 1605#else /* __FreeBSD_version >= 500000 */ 1606 error = suser (td); 1607#endif /* __FreeBSD_version >= 500000 */ 1608 if (error) 1609 return error; 1610 s = splimp (); 1611 switch (*(int*)data) { 1612 default: ct_set_clk (c, GCLK_INT); break; 1613 case E1CLK_RECEIVE: ct_set_clk (c, GCLK_RCV); break; 1614 case E1CLK_RECEIVE_CHAN0: 1615 case E1CLK_RECEIVE_CHAN1: 1616 ct_set_clk (c, GCLK_RCLKO); break; 1617 } 1618 splx (s); 1619 return 0; 1620 1621 case SERIAL_GETTIMESLOTS: 1622 if (c->mode != M_E1) 1623 return EINVAL; 1624 *(long*)data = ct_get_ts (c); 1625 return 0; 1626 1627 case SERIAL_SETTIMESLOTS: 1628 /* Only for superuser! */ 1629#if __FreeBSD_version < 500000 1630 error = suser (p); 1631#else /* __FreeBSD_version >= 500000 */ 1632 error = suser (td); 1633#endif /* __FreeBSD_version >= 500000 */ 1634 if (error) 1635 return error; 1636 s = splimp (); 1637 ct_set_ts (c, *(long*)data); 1638 splx (s); 1639 return 0; 1640 1641 case SERIAL_GETSUBCHAN: 1642 if (c->mode != M_E1) 1643 return EINVAL; 1644 *(long*)data = ct_get_subchan (c->board); 1645 return 0; 1646 1647 case SERIAL_SETSUBCHAN: 1648 /* Only for superuser! */ 1649#if __FreeBSD_version < 500000 1650 error = suser (p); 1651#else /* __FreeBSD_version >= 500000 */ 1652 error = suser (td); 1653#endif /* __FreeBSD_version >= 500000 */ 1654 if (error) 1655 return error; 1656 s = splimp (); 1657 ct_set_subchan (c->board, *(long*)data); 1658 splx (s); 1659 return 0; 1660 1661 case SERIAL_GETINVCLK: 1662 case SERIAL_GETINVTCLK: 1663 if (c->mode == M_E1 || c->mode == M_G703) 1664 return EINVAL; 1665 *(int*)data = ct_get_invtxc (c); 1666 return 0; 1667 1668 case SERIAL_GETINVRCLK: 1669 if (c->mode == M_E1 || c->mode == M_G703) 1670 return EINVAL; 1671 *(int*)data = ct_get_invrxc (c); 1672 return 0; 1673 1674 case SERIAL_SETINVCLK: 1675 case SERIAL_SETINVTCLK: 1676 /* Only for superuser! */ 1677#if __FreeBSD_version < 500000 1678 error = suser (p); 1679#else /* __FreeBSD_version >= 500000 */ 1680 error = suser (td); 1681#endif /* __FreeBSD_version >= 500000 */ 1682 if (error) 1683 return error; 1684 if (c->mode == M_E1 || c->mode == M_G703) 1685 return EINVAL; 1686 s = splimp (); 1687 ct_set_invtxc (c, *(int*)data); 1688 splx (s); 1689 return 0; 1690 1691 case SERIAL_SETINVRCLK: 1692 /* Only for superuser! */ 1693#if __FreeBSD_version < 500000 1694 error = suser (p); 1695#else /* __FreeBSD_version >= 500000 */ 1696 error = suser (td); 1697#endif /* __FreeBSD_version >= 500000 */ 1698 if (error) 1699 return error; 1700 if (c->mode == M_E1 || c->mode == M_G703) 1701 return EINVAL; 1702 s = splimp (); 1703 ct_set_invrxc (c, *(int*)data); 1704 splx (s); 1705 return 0; 1706 1707 case SERIAL_GETLEVEL: 1708 if (c->mode != M_G703) 1709 return EINVAL; 1710 s = splimp (); 1711 *(int*)data = ct_get_lq (c); 1712 splx (s); 1713 return 0; 1714 1715 case TIOCSDTR: /* Set DTR */ 1716 s = splimp (); 1717 ct_set_dtr (c, 1); 1718 splx (s); 1719 return 0; 1720 1721 case TIOCCDTR: /* Clear DTR */ 1722 s = splimp (); 1723 ct_set_dtr (c, 0); 1724 splx (s); 1725 return 0; 1726 1727 case TIOCMSET: /* Set DTR/RTS */ 1728 s = splimp (); 1729 ct_set_dtr (c, (*(int*)data & TIOCM_DTR) ? 1 : 0); 1730 ct_set_rts (c, (*(int*)data & TIOCM_RTS) ? 1 : 0); 1731 splx (s); 1732 return 0; 1733 1734 case TIOCMBIS: /* Add DTR/RTS */ 1735 s = splimp (); 1736 if (*(int*)data & TIOCM_DTR) ct_set_dtr (c, 1); 1737 if (*(int*)data & TIOCM_RTS) ct_set_rts (c, 1); 1738 splx (s); 1739 return 0; 1740 1741 case TIOCMBIC: /* Clear DTR/RTS */ 1742 s = splimp (); 1743 if (*(int*)data & TIOCM_DTR) ct_set_dtr (c, 0); 1744 if (*(int*)data & TIOCM_RTS) ct_set_rts (c, 0); 1745 splx (s); 1746 return 0; 1747 1748 case TIOCMGET: /* Get modem status */ 1749 *(int*)data = ct_modem_status (c); 1750 return 0; 1751 } 1752 return ENOTTY; 1753} 1754 1755#if __FreeBSD_version < 500000 1756static struct cdevsw ct_cdevsw = { 1757 ct_open, ct_close, noread, nowrite, 1758 ct_ioctl, nopoll, nommap, nostrategy, 1759 "ct", CDEV_MAJOR, nodump, nopsize, 1760 D_NAGGED, -1 1761}; 1762#elif __FreeBSD_version == 500000 1763static struct cdevsw ct_cdevsw = { 1764 ct_open, ct_close, noread, nowrite, 1765 ct_ioctl, nopoll, nommap, nostrategy, 1766 "ct", CDEV_MAJOR, nodump, nopsize, 1767 D_NAGGED, 1768 }; 1769#elif __FreeBSD_version <= 501000 1770static struct cdevsw ct_cdevsw = { 1771 .d_open = ct_open, 1772 .d_close = ct_close, 1773 .d_read = noread, 1774 .d_write = nowrite, 1775 .d_ioctl = ct_ioctl, 1776 .d_poll = nopoll, 1777 .d_mmap = nommap, 1778 .d_strategy = nostrategy, 1779 .d_name = "ct", 1780 .d_maj = CDEV_MAJOR, 1781 .d_dump = nodump, 1782 .d_flags = D_NAGGED, 1783}; 1784#elif __FreeBSD_version < 502103 1785static struct cdevsw ct_cdevsw = { 1786 .d_open = ct_open, 1787 .d_close = ct_close, 1788 .d_ioctl = ct_ioctl, 1789 .d_name = "ct", 1790 .d_maj = CDEV_MAJOR, 1791 .d_flags = D_NAGGED, 1792}; 1793#else /* __FreeBSD_version >= 502103 */ 1794static struct cdevsw ct_cdevsw = { 1795 .d_version = D_VERSION, 1796 .d_open = ct_open, 1797 .d_close = ct_close, 1798 .d_ioctl = ct_ioctl, 1799 .d_name = "ct", 1800 .d_maj = CDEV_MAJOR, 1801 .d_flags = D_NEEDGIANT, 1802}; 1803#endif /* __FreeBSD_version > 501000 */ 1804 1805#ifdef NETGRAPH 1806#if __FreeBSD_version >= 500000 1807static int ng_ct_constructor (node_p node) 1808{ 1809 drv_t *d = NG_NODE_PRIVATE (node); 1810#else 1811static int ng_ct_constructor (node_p *node) 1812{ 1813 drv_t *d = (*node)->private; 1814#endif 1815 CT_DEBUG (d, ("Constructor\n")); 1816 return EINVAL; 1817} 1818 1819static int ng_ct_newhook (node_p node, hook_p hook, const char *name) 1820{ 1821 int s; 1822#if __FreeBSD_version >= 500000 1823 drv_t *d = NG_NODE_PRIVATE (node); 1824#else 1825 drv_t *d = node->private; 1826#endif 1827 1828 if (!d) 1829 return EINVAL; 1830 1831 /* Attach debug hook */ 1832 if (strcmp (name, NG_CT_HOOK_DEBUG) == 0) { 1833#if __FreeBSD_version >= 500000 1834 NG_HOOK_SET_PRIVATE (hook, NULL); 1835#else 1836 hook->private = 0; 1837#endif 1838 d->debug_hook = hook; 1839 return 0; 1840 } 1841 1842 /* Check for raw hook */ 1843 if (strcmp (name, NG_CT_HOOK_RAW) != 0) 1844 return EINVAL; 1845 1846#if __FreeBSD_version >= 500000 1847 NG_HOOK_SET_PRIVATE (hook, d); 1848#else 1849 hook->private = d; 1850#endif 1851 d->hook = hook; 1852 s = splimp (); 1853 ct_up (d); 1854 splx (s); 1855 return 0; 1856} 1857 1858static char *format_timeslots (u_long s) 1859{ 1860 static char buf [100]; 1861 char *p = buf; 1862 int i; 1863 1864 for (i=1; i<32; ++i) 1865 if ((s >> i) & 1) { 1866 int prev = (i > 1) & (s >> (i-1)); 1867 int next = (i < 31) & (s >> (i+1)); 1868 1869 if (prev) { 1870 if (next) 1871 continue; 1872 *p++ = '-'; 1873 } else if (p > buf) 1874 *p++ = ','; 1875 1876 if (i >= 10) 1877 *p++ = '0' + i / 10; 1878 *p++ = '0' + i % 10; 1879 } 1880 *p = 0; 1881 return buf; 1882} 1883 1884static int print_modems (char *s, ct_chan_t *c, int need_header) 1885{ 1886 int status = ct_modem_status (c); 1887 int length = 0; 1888 1889 if (need_header) 1890 length += sprintf (s + length, " LE DTR DSR RTS CTS CD\n"); 1891 length += sprintf (s + length, "%4s %4s %4s %4s %4s %4s\n", 1892 status & TIOCM_LE ? "On" : "-", 1893 status & TIOCM_DTR ? "On" : "-", 1894 status & TIOCM_DSR ? "On" : "-", 1895 status & TIOCM_RTS ? "On" : "-", 1896 status & TIOCM_CTS ? "On" : "-", 1897 status & TIOCM_CD ? "On" : "-"); 1898 return length; 1899} 1900 1901static int print_stats (char *s, ct_chan_t *c, int need_header) 1902{ 1903 struct serial_statistics st; 1904 int length = 0; 1905 1906 st.rintr = c->rintr; 1907 st.tintr = c->tintr; 1908 st.mintr = c->mintr; 1909 st.ibytes = c->ibytes; 1910 st.ipkts = c->ipkts; 1911 st.ierrs = c->ierrs; 1912 st.obytes = c->obytes; 1913 st.opkts = c->opkts; 1914 st.oerrs = c->oerrs; 1915 if (need_header) 1916 length += sprintf (s + length, " Rintr Tintr Mintr Ibytes Ipkts Ierrs Obytes Opkts Oerrs\n"); 1917 length += sprintf (s + length, "%7ld %7ld %7ld %8ld %7ld %7ld %8ld %7ld %7ld\n", 1918 st.rintr, st.tintr, st.mintr, st.ibytes, st.ipkts, 1919 st.ierrs, st.obytes, st.opkts, st.oerrs); 1920 return length; 1921} 1922 1923static char *format_e1_status (u_char status) 1924{ 1925 static char buf [80]; 1926 1927 if (status & E1_NOALARM) 1928 return "Ok"; 1929 buf[0] = 0; 1930 if (status & E1_LOS) strcat (buf, ",LOS"); 1931 if (status & E1_AIS) strcat (buf, ",AIS"); 1932 if (status & E1_LOF) strcat (buf, ",LOF"); 1933 if (status & E1_LOMF) strcat (buf, ",LOMF"); 1934 if (status & E1_FARLOF) strcat (buf, ",FARLOF"); 1935 if (status & E1_AIS16) strcat (buf, ",AIS16"); 1936 if (status & E1_FARLOMF) strcat (buf, ",FARLOMF"); 1937 if (status & E1_TSTREQ) strcat (buf, ",TSTREQ"); 1938 if (status & E1_TSTERR) strcat (buf, ",TSTERR"); 1939 if (buf[0] == ',') 1940 return buf+1; 1941 return "Unknown"; 1942} 1943 1944static int print_frac (char *s, int leftalign, u_long numerator, u_long divider) 1945{ 1946 int n, length = 0; 1947 1948 if (numerator < 1 || divider < 1) { 1949 length += sprintf (s+length, leftalign ? "/- " : " -"); 1950 return length; 1951 } 1952 n = (int) (0.5 + 1000.0 * numerator / divider); 1953 if (n < 1000) { 1954 length += sprintf (s+length, leftalign ? "/.%-3d" : " .%03d", n); 1955 return length; 1956 } 1957 *(s + length) = leftalign ? '/' : ' '; 1958 length ++; 1959 1960 if (n >= 1000000) n = (n+500) / 1000 * 1000; 1961 else if (n >= 100000) n = (n+50) / 100 * 100; 1962 else if (n >= 10000) n = (n+5) / 10 * 10; 1963 1964 switch (n) { 1965 case 1000: length += printf (s+length, ".999"); return length; 1966 case 10000: n = 9990; break; 1967 case 100000: n = 99900; break; 1968 case 1000000: n = 999000; break; 1969 } 1970 if (n < 10000) length += sprintf (s+length, "%d.%d", n/1000, n/10%100); 1971 else if (n < 100000) length += sprintf (s+length, "%d.%d", n/1000, n/100%10); 1972 else if (n < 1000000) length += sprintf (s+length, "%d.", n/1000); 1973 else length += sprintf (s+length, "%d", n/1000); 1974 1975 return length; 1976} 1977 1978static int print_e1_stats (char *s, ct_chan_t *c) 1979{ 1980 struct e1_counters total; 1981 u_long totsec; 1982 int length = 0; 1983 1984 totsec = c->totsec + c->cursec; 1985 total.bpv = c->total.bpv + c->currnt.bpv; 1986 total.fse = c->total.fse + c->currnt.fse; 1987 total.crce = c->total.crce + c->currnt.crce; 1988 total.rcrce = c->total.rcrce + c->currnt.rcrce; 1989 total.uas = c->total.uas + c->currnt.uas; 1990 total.les = c->total.les + c->currnt.les; 1991 total.es = c->total.es + c->currnt.es; 1992 total.bes = c->total.bes + c->currnt.bes; 1993 total.ses = c->total.ses + c->currnt.ses; 1994 total.oofs = c->total.oofs + c->currnt.oofs; 1995 total.css = c->total.css + c->currnt.css; 1996 total.dm = c->total.dm + c->currnt.dm; 1997 1998 length += sprintf (s + length, " Unav/Degr Bpv/Fsyn CRC/RCRC Err/Lerr Sev/Bur Oof/Slp Status\n"); 1999 2000 /* Unavailable seconds, degraded minutes */ 2001 length += print_frac (s + length, 0, c->currnt.uas, c->cursec); 2002 length += print_frac (s + length, 1, 60 * c->currnt.dm, c->cursec); 2003 2004 /* Bipolar violations, frame sync errors */ 2005 length += print_frac (s + length, 0, c->currnt.bpv, c->cursec); 2006 length += print_frac (s + length, 1, c->currnt.fse, c->cursec); 2007 2008 /* CRC errors, remote CRC errors (E-bit) */ 2009 length += print_frac (s + length, 0, c->currnt.crce, c->cursec); 2010 length += print_frac (s + length, 1, c->currnt.rcrce, c->cursec); 2011 2012 /* Errored seconds, line errored seconds */ 2013 length += print_frac (s + length, 0, c->currnt.es, c->cursec); 2014 length += print_frac (s + length, 1, c->currnt.les, c->cursec); 2015 2016 /* Severely errored seconds, burst errored seconds */ 2017 length += print_frac (s + length, 0, c->currnt.ses, c->cursec); 2018 length += print_frac (s + length, 1, c->currnt.bes, c->cursec); 2019 2020 /* Out of frame seconds, controlled slip seconds */ 2021 length += print_frac (s + length, 0, c->currnt.oofs, c->cursec); 2022 length += print_frac (s + length, 1, c->currnt.css, c->cursec); 2023 2024 length += sprintf (s + length, " %s\n", format_e1_status (c->status)); 2025 2026 /* Print total statistics. */ 2027 length += print_frac (s + length, 0, total.uas, totsec); 2028 length += print_frac (s + length, 1, 60 * total.dm, totsec); 2029 2030 length += print_frac (s + length, 0, total.bpv, totsec); 2031 length += print_frac (s + length, 1, total.fse, totsec); 2032 2033 length += print_frac (s + length, 0, total.crce, totsec); 2034 length += print_frac (s + length, 1, total.rcrce, totsec); 2035 2036 length += print_frac (s + length, 0, total.es, totsec); 2037 length += print_frac (s + length, 1, total.les, totsec); 2038 2039 length += print_frac (s + length, 0, total.ses, totsec); 2040 length += print_frac (s + length, 1, total.bes, totsec); 2041 2042 length += print_frac (s + length, 0, total.oofs, totsec); 2043 length += print_frac (s + length, 1, total.css, totsec); 2044 2045 length += sprintf (s + length, " -- Total\n"); 2046 return length; 2047} 2048 2049static int print_chan (char *s, ct_chan_t *c) 2050{ 2051 drv_t *d = c->sys; 2052 int length = 0; 2053 2054 length += sprintf (s + length, "ct%d", c->board->num * NCHAN + c->num); 2055 if (d->chan->debug) 2056 length += sprintf (s + length, " debug=%d", d->chan->debug); 2057 2058 switch (ct_get_config (c->board)) { 2059 case CFG_A: length += sprintf (s + length, " cfg=A"); break; 2060 case CFG_B: length += sprintf (s + length, " cfg=B"); break; 2061 case CFG_C: length += sprintf (s + length, " cfg=C"); break; 2062 default: length += sprintf (s + length, " cfg=unknown"); break; 2063 } 2064 2065 if (ct_get_baud (c)) 2066 length += sprintf (s + length, " %ld", ct_get_baud (c)); 2067 else 2068 length += sprintf (s + length, " extclock"); 2069 2070 if (c->mode == M_E1 || c->mode == M_G703) 2071 switch (ct_get_clk(c)) { 2072 case GCLK_INT : length += sprintf (s + length, " syn=int"); break; 2073 case GCLK_RCV : length += sprintf (s + length, " syn=rcv"); break; 2074 case GCLK_RCLKO : length += sprintf (s + length, " syn=xrcv"); break; 2075 } 2076 if (c->mode == M_HDLC) { 2077 length += sprintf (s + length, " dpll=%s", ct_get_dpll (c) ? "on" : "off"); 2078 length += sprintf (s + length, " nrzi=%s", ct_get_nrzi (c) ? "on" : "off"); 2079 length += sprintf (s + length, " invtclk=%s", ct_get_invtxc (c) ? "on" : "off"); 2080 length += sprintf (s + length, " invrclk=%s", ct_get_invrxc (c) ? "on" : "off"); 2081 } 2082 if (c->mode == M_E1) 2083 length += sprintf (s + length, " higain=%s", ct_get_higain (c)? "on" : "off"); 2084 2085 length += sprintf (s + length, " loop=%s", ct_get_loop (c) ? "on" : "off"); 2086 2087 if (c->mode == M_E1) 2088 length += sprintf (s + length, " ts=%s", format_timeslots (ct_get_ts(c))); 2089 if (c->mode == M_E1 && ct_get_config (c->board) != CFG_A) 2090 length += sprintf (s + length, " pass=%s", format_timeslots (ct_get_subchan(c->board))); 2091 if (c->mode == M_G703) { 2092 int lq, x; 2093 2094 x = splimp (); 2095 lq = ct_get_lq (c); 2096 splx (x); 2097 length += sprintf (s + length, " (level=-%.1fdB)", lq / 10.0); 2098 } 2099 length += sprintf (s + length, "\n"); 2100 return length; 2101} 2102 2103#if __FreeBSD_version >= 500000 2104static int ng_ct_rcvmsg (node_p node, item_p item, hook_p lasthook) 2105{ 2106 drv_t *d = NG_NODE_PRIVATE (node); 2107 struct ng_mesg *msg; 2108#else 2109static int ng_ct_rcvmsg (node_p node, struct ng_mesg *msg, 2110 const char *retaddr, struct ng_mesg **rptr) 2111{ 2112 drv_t *d = node->private; 2113#endif 2114 struct ng_mesg *resp = NULL; 2115 int error = 0; 2116 2117 if (!d) 2118 return EINVAL; 2119 2120 CT_DEBUG (d, ("Rcvmsg\n")); 2121#if __FreeBSD_version >= 500000 2122 NGI_GET_MSG (item, msg); 2123#endif 2124 switch (msg->header.typecookie) { 2125 default: 2126 error = EINVAL; 2127 break; 2128 2129 case NGM_CT_COOKIE: 2130 printf ("Don't forget to implement\n"); 2131 error = EINVAL; 2132 break; 2133 2134 case NGM_GENERIC_COOKIE: 2135 switch (msg->header.cmd) { 2136 default: 2137 error = EINVAL; 2138 break; 2139 2140 case NGM_TEXT_STATUS: { 2141 char *s; 2142 int l = 0; 2143 int dl = sizeof (struct ng_mesg) + 730; 2144 2145#if __FreeBSD_version >= 500000 2146 NG_MKRESPONSE (resp, msg, dl, M_NOWAIT); 2147 if (! resp) { 2148 error = ENOMEM; 2149 break; 2150 } 2151#else 2152 MALLOC (resp, struct ng_mesg *, dl, 2153 M_NETGRAPH, M_NOWAIT); 2154 if (! resp) { 2155 error = ENOMEM; 2156 break; 2157 } 2158 bzero (resp, dl); 2159#endif 2160 s = (resp)->data; 2161 l += print_chan (s + l, d->chan); 2162 l += print_stats (s + l, d->chan, 1); 2163 l += print_modems (s + l, d->chan, 1); 2164 l += print_e1_stats (s + l, d->chan); 2165#if __FreeBSD_version < 500000 2166 (resp)->header.version = NG_VERSION; 2167 (resp)->header.arglen = strlen (s) + 1; 2168 (resp)->header.token = msg->header.token; 2169 (resp)->header.typecookie = NGM_CT_COOKIE; 2170 (resp)->header.cmd = msg->header.cmd; 2171#endif 2172 strncpy ((resp)->header.cmdstr, "status", NG_CMDSTRLEN); 2173 } 2174 break; 2175 } 2176 break; 2177 } 2178#if __FreeBSD_version >= 500000 2179 NG_RESPOND_MSG (error, node, item, resp); 2180 NG_FREE_MSG (msg); 2181#else 2182 *rptr = resp; 2183 FREE (msg, M_NETGRAPH); 2184#endif 2185 return error; 2186} 2187 2188#if __FreeBSD_version >= 500000 2189static int ng_ct_rcvdata (hook_p hook, item_p item) 2190{ 2191 drv_t *d = NG_NODE_PRIVATE (NG_HOOK_NODE(hook)); 2192 struct mbuf *m; 2193 struct ng_tag_prio *ptag; 2194#else 2195static int ng_ct_rcvdata (hook_p hook, struct mbuf *m, meta_p meta) 2196{ 2197 drv_t *d = hook->node->private; 2198#endif 2199 struct ifqueue *q; 2200 int s; 2201 2202 if (!d) 2203 return ENETDOWN; 2204 2205#if __FreeBSD_version >= 500000 2206 NGI_GET_M (item, m); 2207 NG_FREE_ITEM (item); 2208 if (! NG_HOOK_PRIVATE (hook) || ! d) { 2209 NG_FREE_M (m); 2210#else 2211 if (! hook->private || ! d) { 2212 NG_FREE_DATA (m,meta); 2213#endif 2214 return ENETDOWN; 2215 } 2216 2217 /* Check for high priority data */ 2218 if ((ptag = (struct ng_tag_prio *)m_tag_locate(m, NGM_GENERIC_COOKIE, 2219 NG_TAG_PRIO, NULL)) != NULL && (ptag->priority > NG_PRIO_CUTOFF) ) 2220 q = &d->hi_queue; 2221 else 2222 q = &d->queue; 2223 2224 s = splimp (); 2225#if __FreeBSD_version >= 500000 2226 IF_LOCK (q); 2227 if (_IF_QFULL (q)) { 2228 _IF_DROP (q); 2229 IF_UNLOCK (q); 2230 splx (s); 2231 NG_FREE_M (m); 2232 return ENOBUFS; 2233 } 2234 _IF_ENQUEUE (q, m); 2235 IF_UNLOCK (q); 2236#else 2237 if (IF_QFULL (q)) { 2238 IF_DROP (q); 2239 splx (s); 2240 NG_FREE_DATA (m, meta); 2241 return ENOBUFS; 2242 } 2243 IF_ENQUEUE (q, m); 2244#endif 2245 ct_start (d); 2246 splx (s); 2247 return 0; 2248} 2249 2250static int ng_ct_rmnode (node_p node) 2251{ 2252#if __FreeBSD_version >= 500000 2253 drv_t *d = NG_NODE_PRIVATE (node); 2254 2255 CT_DEBUG (d, ("Rmnode\n")); 2256 if (d && d->running) { 2257 int s = splimp (); 2258 ct_down (d); 2259 splx (s); 2260 } 2261#ifdef KLD_MODULE 2262 if (node->nd_flags & NGF_REALLY_DIE) { 2263 NG_NODE_SET_PRIVATE (node, NULL); 2264 NG_NODE_UNREF (node); 2265 } 2266 NG_NODE_REVIVE(node); /* Persistant node */ 2267#endif 2268#else /* __FreeBSD_version < 500000 */ 2269 drv_t *d = node->private; 2270 int s; 2271 2272 if (!d) 2273 return 0; 2274 2275 s = splimp (); 2276 ct_down (d); 2277 splx (s); 2278 node->flags |= NG_INVALID; 2279 ng_cutlinks (node); 2280#ifdef KLD_MODULE 2281 ng_unname (node); 2282 ng_unref (node); 2283#else 2284 node->flags &= ~NG_INVALID; 2285#endif 2286#endif 2287 return 0; 2288} 2289 2290static void ng_ct_watchdog (void *arg) 2291{ 2292 drv_t *d = arg; 2293 2294 if (!d) 2295 return; 2296 2297 if (d->timeout == 1) 2298 ct_watchdog (d); 2299 if (d->timeout) 2300 d->timeout--; 2301 d->timeout_handle = timeout (ng_ct_watchdog, d, hz); 2302} 2303 2304static int ng_ct_connect (hook_p hook) 2305{ 2306#if __FreeBSD_version >= 500000 2307 drv_t *d = NG_NODE_PRIVATE (NG_HOOK_NODE (hook)); 2308#else 2309 drv_t *d = hook->node->private; 2310#endif 2311 2312 if (!d) 2313 return 0; 2314 2315 d->timeout_handle = timeout (ng_ct_watchdog, d, hz); 2316 return 0; 2317} 2318 2319static int ng_ct_disconnect (hook_p hook) 2320{ 2321#if __FreeBSD_version >= 500000 2322 drv_t *d = NG_NODE_PRIVATE (NG_HOOK_NODE (hook)); 2323#else 2324 drv_t *d = hook->node->private; 2325#endif 2326 2327 if (!d) 2328 return 0; 2329 2330#if __FreeBSD_version >= 500000 2331 if (NG_HOOK_PRIVATE (hook)) 2332#else 2333 if (hook->private) 2334#endif 2335 ct_down (d); 2336 untimeout (ng_ct_watchdog, d, d->timeout_handle); 2337 return 0; 2338} 2339#endif 2340 2341static int ct_modevent (module_t mod, int type, void *unused) 2342{ 2343 static int load_count = 0; 2344 2345 switch (type) { 2346 case MOD_LOAD: 2347#if __FreeBSD_version >= 500000 && defined NETGRAPH 2348 if (ng_newtype (&typestruct)) 2349 printf ("Failed to register ng_ct\n"); 2350#endif 2351 ++load_count; 2352#if __FreeBSD_version <= 500000 2353 cdevsw_add (&ct_cdevsw); 2354#endif 2355 timeout_handle = timeout (ct_timeout, 0, hz*5); 2356 break; 2357 case MOD_UNLOAD: 2358 if (load_count == 1) { 2359 printf ("Removing device entry for Tau-ISA\n"); 2360#if __FreeBSD_version <= 500000 2361 cdevsw_remove (&ct_cdevsw); 2362#endif 2363#if __FreeBSD_version >= 500000 && defined NETGRAPH 2364 ng_rmtype (&typestruct); 2365#endif 2366 } 2367 if (timeout_handle.callout) 2368 untimeout (ct_timeout, 0, timeout_handle); 2369 --load_count; 2370 break; 2371 case MOD_SHUTDOWN: 2372 break; 2373 } 2374 return 0; 2375} 2376 2377#ifdef NETGRAPH 2378static struct ng_type typestruct = { 2379 .version = NG_ABI_VERSION, 2380 .name = NG_CT_NODE_TYPE, 2381 .constructor = ng_ct_constructor, 2382 .rcvmsg = ng_ct_rcvmsg, 2383 .shutdown = ng_ct_rmnode, 2384 .newhook = ng_ct_newhook, 2385 .connect = ng_ct_connect, 2386 .rcvdata = ng_ct_rcvdata, 2387 .disconnect = ng_ct_disconnect, 2388}; 2389#endif /*NETGRAPH*/ 2390 2391#if __FreeBSD_version >= 500000 2392#ifdef NETGRAPH 2393MODULE_DEPEND (ng_ct, netgraph, NG_ABI_VERSION, NG_ABI_VERSION, NG_ABI_VERSION); 2394#else 2395MODULE_DEPEND (ct, sppp, 1, 1, 1); 2396#endif 2397#ifdef KLD_MODULE 2398DRIVER_MODULE (ctmod, isa, ct_isa_driver, ct_devclass, ct_modevent, NULL); 2399#else 2400DRIVER_MODULE (ct, isa, ct_isa_driver, ct_devclass, ct_modevent, NULL); 2401#endif 2402#elif __FreeBSD_version >= 400000 2403#ifdef NETGRAPH 2404DRIVER_MODULE(ct, isa, ct_isa_driver, ct_devclass, ng_mod_event, &typestruct); 2405#else 2406DRIVER_MODULE(ct, isa, ct_isa_driver, ct_devclass, ct_modevent, 0); 2407#endif 2408#endif /* __FreeBSD_version >= 400000 */ 2409#endif /* NCTAU */ 2410