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