2 * Cronyx-Tau32-PCI adapter driver for FreeBSD.
4 * Copyright (C) 2003-2005 Cronyx Engineering.
5 * Copyright (C) 2003-2005 Kurakin Roman, <rik@FreeBSD.org>
7 * This software is distributed with NO WARRANTIES, not even the implied
8 * warranties for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
10 * Authors grant any other persons or organisations a permission to use,
11 * modify and redistribute this software in source and binary forms,
12 * as long as this message is kept with the software, all derivative
13 * works or modified versions.
15 * $Cronyx: if_ce.c,v 1.9.2.8 2005/11/21 14:17:44 rik Exp $
18 #include <sys/cdefs.h>
19 __FBSDID("$FreeBSD$");
21 #include <sys/param.h>
23 #if __FreeBSD_version >= 500000
31 #include <sys/ucred.h>
34 #include <sys/systm.h>
36 #include <sys/kernel.h>
37 #include <sys/module.h>
39 #include <sys/malloc.h>
40 #include <sys/socket.h>
41 #include <sys/sockio.h>
42 #if __FreeBSD_version >= 504000
43 #include <sys/sysctl.h>
50 #if __FreeBSD_version > 501000
51 # include <dev/pci/pcivar.h>
52 # include <dev/pci/pcireg.h>
54 # include <pci/pcivar.h>
55 # include <pci/pcireg.h>
57 #include <machine/bus.h>
59 #include "opt_ng_cronyx.h"
60 #ifdef NETGRAPH_CRONYX
61 # include "opt_netgraph.h"
63 # error #option NETGRAPH missed from configuration
65 # include <netgraph/ng_message.h>
66 # include <netgraph/netgraph.h>
67 # include <dev/ce/ng_ce.h>
69 # include <net/if_types.h>
70 # include <net/if_sppp.h>
71 # define PP_CISCO IFF_LINK2
74 #include <dev/cx/machdep.h>
75 #include <dev/ce/ceddk.h>
76 #include <machine/cserial.h>
77 #include <machine/resource.h>
78 #include <machine/pmap.h>
80 /* If we don't have Cronyx's sppp version, we don't have fr support via sppp */
86 #define IFP2SP(ifp) ((struct sppp*)ifp)
89 #define SP2IFP(sp) ((struct ifnet*)sp)
93 #define PCIR_BAR(x) (PCIR_MAPS + (x) * 4)
96 /* define as our previous return value */
97 #ifndef BUS_PROBE_DEFAULT
98 #define BUS_PROBE_DEFAULT 0
101 #define CE_DEBUG(d,s) ({if (d->chan->debug) {\
102 printf ("%s: ", d->name); printf s;}})
103 #define CE_DEBUG2(d,s) ({if (d->chan->debug>1) {\
104 printf ("%s: ", d->name); printf s;}})
106 #ifndef CALLOUT_MPSAFE
107 #define CALLOUT_MPSAFE 0
111 #define IF_DRAIN(ifq) do { \
114 IF_DEQUEUE(ifq, m); \
123 #define _IF_QLEN(ifq) ((ifq)->ifq_len)
126 #ifndef callout_drain
127 #define callout_drain callout_stop
130 #define CE_LOCK_NAME "ceX"
132 #define CE_LOCK(_bd) mtx_lock (&(_bd)->ce_mtx)
133 #define CE_UNLOCK(_bd) mtx_unlock (&(_bd)->ce_mtx)
134 #define CE_LOCK_ASSERT(_bd) mtx_assert (&(_bd)->ce_mtx, MA_OWNED)
136 #define CDEV_MAJOR 185
138 static int ce_probe __P((device_t));
139 static int ce_attach __P((device_t));
140 static int ce_detach __P((device_t));
142 static device_method_t ce_methods[] = {
143 /* Device interface */
144 DEVMETHOD(device_probe, ce_probe),
145 DEVMETHOD(device_attach, ce_attach),
146 DEVMETHOD(device_detach, ce_detach),
151 typedef struct _ce_dma_mem_t {
155 #if __FreeBSD_version >= 500000
161 typedef struct _drv_t {
166 struct ifqueue rqueue;
168 char nodename [NG_NODESIZE];
172 struct ifqueue queue;
173 struct ifqueue hi_queue;
178 struct callout timeout_handle;
179 #if __FreeBSD_version >= 500000
181 #else /* __FreeBSD_version < 500000 */
187 typedef struct _bdrv_t {
189 struct resource *ce_res;
190 struct resource *ce_irq;
193 drv_t channel [NCHAN];
194 #if __FreeBSD_version >= 504000
199 static driver_t ce_driver = {
205 static devclass_t ce_devclass;
207 static void ce_receive (ce_chan_t *c, unsigned char *data, int len);
208 static void ce_transmit (ce_chan_t *c, void *attachment, int len);
209 static void ce_error (ce_chan_t *c, int data);
210 static void ce_up (drv_t *d);
211 static void ce_start (drv_t *d);
212 static void ce_down (drv_t *d);
213 static void ce_watchdog (drv_t *d);
214 static void ce_watchdog_timer (void *arg);
216 extern struct ng_type typestruct;
218 static void ce_ifstart (struct ifnet *ifp);
219 static void ce_tlf (struct sppp *sp);
220 static void ce_tls (struct sppp *sp);
221 static int ce_sioctl (struct ifnet *ifp, u_long cmd, caddr_t data);
222 static void ce_initialize (void *softc);
225 static ce_board_t *adapter [NBRD];
226 static drv_t *channel [NBRD*NCHAN];
227 static struct callout led_timo [NBRD];
228 static struct callout timeout_handle;
230 static int ce_destroy = 0;
232 #if __FreeBSD_version < 500000
233 static int ce_open (dev_t dev, int oflags, int devtype, struct proc *p);
234 static int ce_close (dev_t dev, int fflag, int devtype, struct proc *p);
235 static int ce_ioctl (dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p);
237 static int ce_open (struct cdev *dev, int oflags, int devtype, struct thread *td);
238 static int ce_close (struct cdev *dev, int fflag, int devtype, struct thread *td);
239 static int ce_ioctl (struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td);
241 #if __FreeBSD_version < 500000
242 static struct cdevsw ce_cdevsw = {
243 ce_open, ce_close, noread, nowrite,
244 ce_ioctl, nopoll, nommap, nostrategy,
245 "ce", CDEV_MAJOR, nodump, nopsize,
248 #elif __FreeBSD_version == 500000
249 static struct cdevsw ce_cdevsw = {
250 ce_open, ce_close, noread, nowrite,
251 ce_ioctl, nopoll, nommap, nostrategy,
252 "ce", CDEV_MAJOR, nodump, nopsize,
255 #elif __FreeBSD_version <= 501000
256 static struct cdevsw ce_cdevsw = {
264 .d_strategy = nostrategy,
270 #elif __FreeBSD_version < 502103
271 static struct cdevsw ce_cdevsw = {
279 #elif __FreeBSD_version < 600000
280 static struct cdevsw ce_cdevsw = {
281 .d_version = D_VERSION,
287 .d_flags = D_NEEDGIANT,
289 #else /* __FreeBSD_version >= 600000 */
290 static struct cdevsw ce_cdevsw = {
291 .d_version = D_VERSION,
300 * Print the mbuf chain, for debug purposes only.
302 static void printmbuf (struct mbuf *m)
305 for (; m; m=m->m_next) {
306 if (m->m_flags & M_PKTHDR)
307 printf (" HDR %d:", m->m_pkthdr.len);
308 if (m->m_flags & M_EXT)
310 printf (" %d", m->m_len);
316 * Make an mbuf from data.
318 static struct mbuf *makembuf (void *buf, unsigned len)
322 MGETHDR (m, M_NOWAIT, MT_DATA);
325 MCLGET (m, M_NOWAIT);
326 if (! (m->m_flags & M_EXT)) {
330 m->m_pkthdr.len = m->m_len = len;
331 bcopy (buf, mtod (m, caddr_t), len);
335 static int ce_probe (device_t dev)
337 if ((pci_get_vendor (dev) == TAU32_PCI_VENDOR_ID) &&
338 (pci_get_device (dev) == TAU32_PCI_DEVICE_ID)) {
339 device_set_desc (dev, "Cronyx-Tau32-PCI serial adapter");
340 return BUS_PROBE_DEFAULT;
345 static void ce_timeout (void *arg)
350 for (i = 0; i < NBRD; ++i) {
351 if (adapter[i] == NULL)
353 for (k = 0; k < NCHAN; ++k) {
359 d = channel[i * NCHAN + k];
364 CE_LOCK ((bdrv_t *)d->board->sys);
365 switch (d->chan->type) {
367 ce_e1_timer (d->chan);
372 CE_UNLOCK ((bdrv_t *)d->board->sys);
378 callout_reset (&timeout_handle, hz, ce_timeout, 0);
382 static void ce_led_off (void *arg)
385 bdrv_t *bd = (bdrv_t *) b->sys;
393 TAU32_LedSet (b->ddk.pControllerObject, 0);
398 static void ce_intr (void *arg)
401 ce_board_t *b = bd->board;
404 #if __FreeBSD_version >= 500000 && defined NETGRAPH
414 TAU32_LedSet (b->ddk.pControllerObject, 1);
416 TAU32_HandleInterrupt (b->ddk.pControllerObject);
418 /* Turn LED off 50 msec later. */
419 callout_reset (&led_timo[b->num], hz/20, ce_led_off, b);
423 /* Pass packets in a lock-free state */
424 for (i = 0; i < NCHAN && b->chan[i].type; i++) {
425 drv_t *d = b->chan[i].sys;
427 if (!d || !d->running)
429 while (_IF_QLEN(&d->rqueue)) {
430 IF_DEQUEUE (&d->rqueue,m);
435 #if __FreeBSD_version >= 500000
436 NG_SEND_DATA_ONLY (error, d->hook, m);
438 ng_queue_data (d->hook, m, 0);
441 IF_DRAIN (&d->rqueue);
444 sppp_input (d->ifp, m);
450 #if __FreeBSD_version >= 500000
452 ce_bus_dmamap_addr (void *arg, bus_dma_segment_t *segs, int nseg, int error)
459 KASSERT(nseg == 1, ("too many DMA segments, %d should be 1", nseg));
461 *addr = segs->ds_addr;
465 #define BUS_DMA_ZERO 0
469 ce_bus_dma_mem_alloc (int bnum, int cnum, ce_dma_mem_t *dmem)
473 error = bus_dma_tag_create (NULL, 16, 0, BUS_SPACE_MAXADDR_32BIT,
474 BUS_SPACE_MAXADDR, NULL, NULL, dmem->size, 1,
476 #if __FreeBSD_version >= 502000
481 if (cnum >= 0) printf ("ce%d-%d: ", bnum, cnum);
482 else printf ("ce%d: ", bnum);
483 printf ("couldn't allocate tag for dma memory\n");
486 error = bus_dmamem_alloc (dmem->dmat, (void **)&dmem->virt,
487 BUS_DMA_NOWAIT | BUS_DMA_ZERO, &dmem->mapp);
489 if (cnum >= 0) printf ("ce%d-%d: ", bnum, cnum);
490 else printf ("ce%d: ", bnum);
491 printf ("couldn't allocate mem for dma memory\n");
492 bus_dma_tag_destroy (dmem->dmat);
495 error = bus_dmamap_load (dmem->dmat, dmem->mapp, dmem->virt,
496 dmem->size, ce_bus_dmamap_addr, &dmem->phys, 0);
498 if (cnum >= 0) printf ("ce%d-%d: ", bnum, cnum);
499 else printf ("ce%d: ", bnum);
500 printf ("couldn't load mem map for dma memory\n");
501 bus_dmamem_free (dmem->dmat, dmem->virt, dmem->mapp);
502 bus_dma_tag_destroy (dmem->dmat);
505 #if __FreeBSD_version >= 502000
506 bzero (dmem->virt, dmem->size);
512 ce_bus_dma_mem_free (ce_dma_mem_t *dmem)
514 bus_dmamap_unload (dmem->dmat, dmem->mapp);
515 bus_dmamem_free (dmem->dmat, dmem->virt, dmem->mapp);
516 bus_dma_tag_destroy (dmem->dmat);
520 ce_bus_dma_mem_alloc (int bnum, int cnum, ce_dma_mem_t *dmem)
522 dmem->virt = contigmalloc (dmem->size, M_DEVBUF, M_WAITOK,
523 0x100000, 0xffffffff, 16, 0);
524 if (dmem->virt == NULL) {
525 if (cnum >= 0) printf ("ce%d-%d: ", bnum, cnum);
526 else printf ("ce%d: ", bnum);
527 printf ("couldn't allocate dma memory\n");
530 dmem->phys = vtophys (dmem->virt);
531 bzero (dmem->virt, dmem->size);
536 ce_bus_dma_mem_free (ce_dma_mem_t *dmem)
538 contigfree (dmem->virt, dmem->size, M_DEVBUF);
543 * Called if the probe succeeded.
545 static int ce_attach (device_t dev)
547 bdrv_t *bd = device_get_softc (dev);
548 int unit = device_get_unit (dev);
549 #if __FreeBSD_version >= 504000
550 char *ce_ln = CE_LOCK_NAME;
559 b = malloc (sizeof(ce_board_t), M_DEVBUF, M_WAITOK);
561 printf ("ce%d: couldn't allocate memory\n", unit);
564 bzero (b, sizeof(ce_board_t));
568 #if __FreeBSD_version >= 440000
569 pci_enable_busmaster (dev);
572 bd->dmamem.size = TAU32_ControllerObjectSize;
573 if (! ce_bus_dma_mem_alloc (unit, -1, &bd->dmamem)) {
577 b->ddk.pControllerObject = bd->dmamem.virt;
582 bd->ce_res = bus_alloc_resource (dev, SYS_RES_MEMORY, &rid,
583 0, ~0, 1, RF_ACTIVE);
585 printf ("ce%d: cannot map memory\n", unit);
586 ce_bus_dma_mem_free (&bd->dmamem);
590 vbase = (vm_offset_t) rman_get_virtual (bd->ce_res);
592 b->ddk.PciBar1VirtualAddress = (void *)vbase;
593 b->ddk.ControllerObjectPhysicalAddress = bd->dmamem.phys;
594 b->ddk.pErrorNotifyCallback = ce_error_callback;
595 b->ddk.pStatusNotifyCallback = ce_status_callback;
598 TAU32_BeforeReset(&b->ddk);
599 pci_write_config (dev, TAU32_PCI_RESET_ADDRESS, TAU32_PCI_RESET_ON, 4);
600 pci_write_config (dev, TAU32_PCI_RESET_ADDRESS, TAU32_PCI_RESET_OFF, 4);
602 if(!TAU32_Initialize(&b->ddk, 0))
604 printf ("ce%d: init adapter error 0x%08x, bus dead bits 0x%08lx\n",
605 unit, b->ddk.InitErrors, b->ddk.DeadBits);
606 bus_release_resource (dev, SYS_RES_MEMORY, PCIR_BAR(0), bd->ce_res);
607 ce_bus_dma_mem_free (&bd->dmamem);
617 bd->ce_irq = bus_alloc_resource (dev, SYS_RES_IRQ, &rid, 0, ~0, 1,
618 RF_SHAREABLE | RF_ACTIVE);
620 printf ("ce%d: cannot map interrupt\n", unit);
621 bus_release_resource (dev, SYS_RES_MEMORY, PCIR_BAR(0), bd->ce_res);
622 ce_bus_dma_mem_free (&bd->dmamem);
627 #if __FreeBSD_version >= 500000
628 callout_init (&led_timo[unit], CALLOUT_MPSAFE);
630 callout_init (&led_timo[unit]);
632 error = bus_setup_intr (dev, bd->ce_irq,
633 #if __FreeBSD_version >= 500013
634 INTR_TYPE_NET|INTR_MPSAFE,
638 NULL, ce_intr, bd, &bd->ce_intrhand);
640 printf ("ce%d: cannot set up irq\n", unit);
641 bus_release_resource (dev, SYS_RES_IRQ, 0, bd->ce_irq);
642 bus_release_resource (dev, SYS_RES_MEMORY,
643 PCIR_BAR(0), bd->ce_res);
644 ce_bus_dma_mem_free (&bd->dmamem);
650 switch (b->ddk.Model) {
651 case 1: strcpy (b->name, TAU32_BASE_NAME); break;
652 case 2: strcpy (b->name, TAU32_LITE_NAME); break;
653 case 3: strcpy (b->name, TAU32_ADPCM_NAME); break;
654 default: strcpy (b->name, TAU32_UNKNOWN_NAME); break;
657 printf ("ce%d: %s\n", unit, b->name);
659 for (c = b->chan; c < b->chan + NCHAN; ++c) {
660 c->num = (c - b->chan);
663 d = &bd->channel[c->num];
664 d->dmamem.size = sizeof(ce_buf_t);
665 if (! ce_bus_dma_mem_alloc (unit, c->num, &d->dmamem))
668 channel [b->num * NCHAN + c->num] = d;
669 sprintf (d->name, "ce%d.%d", b->num, c->num);
675 for (c = b->chan; c < b->chan + NCHAN; ++c) {
680 callout_init (&d->timeout_handle, CALLOUT_MPSAFE);
682 if (ng_make_node_common (&typestruct, &d->node) != 0) {
683 printf ("%s: cannot make common node\n", d->name);
687 #if __FreeBSD_version >= 500000
688 NG_NODE_SET_PRIVATE (d->node, d);
690 d->node->private = d;
692 sprintf (d->nodename, "%s%d", NG_CE_NODE_TYPE,
693 c->board->num * NCHAN + c->num);
694 if (ng_name_node (d->node, d->nodename)) {
695 printf ("%s: cannot name node\n", d->nodename);
696 #if __FreeBSD_version >= 500000
697 NG_NODE_UNREF (d->node);
704 d->queue.ifq_maxlen = ifqmaxlen;
705 d->hi_queue.ifq_maxlen = ifqmaxlen;
706 d->rqueue.ifq_maxlen = ifqmaxlen;
707 #if __FreeBSD_version >= 500000
708 mtx_init (&d->queue.ifq_mtx, "ce_queue", NULL, MTX_DEF);
709 mtx_init (&d->hi_queue.ifq_mtx, "ce_queue_hi", NULL, MTX_DEF);
710 mtx_init (&d->rqueue.ifq_mtx, "ce_rqueue", NULL, MTX_DEF);
713 #if __FreeBSD_version >= 600031
714 d->ifp = if_alloc(IFT_PPP);
716 d->ifp = malloc (sizeof(struct sppp), M_DEVBUF, M_WAITOK);
717 bzero (d->ifp, sizeof(struct sppp));
720 printf ("%s: cannot if_alloc() interface\n", d->name);
723 d->ifp->if_softc = d;
724 #if __FreeBSD_version > 501000
725 if_initname (d->ifp, "ce", b->num * NCHAN + c->num);
727 d->ifp->if_unit = b->num * NCHAN + c->num;
728 d->ifp->if_name = "ce";
730 d->ifp->if_mtu = PP_MTU;
731 d->ifp->if_flags = IFF_POINTOPOINT | IFF_MULTICAST;
732 d->ifp->if_ioctl = ce_sioctl;
733 d->ifp->if_start = ce_ifstart;
734 d->ifp->if_init = ce_initialize;
735 d->rqueue.ifq_maxlen = ifqmaxlen;
736 #if __FreeBSD_version >= 500000
737 mtx_init (&d->rqueue.ifq_mtx, "ce_rqueue", NULL, MTX_DEF);
739 sppp_attach (d->ifp);
741 IFP2SP(d->ifp)->pp_tlf = ce_tlf;
742 IFP2SP(d->ifp)->pp_tls = ce_tls;
743 /* If BPF is in the kernel, call the attach for it.
744 * The header size of PPP or Cisco/HDLC is 4 bytes. */
745 bpfattach (d->ifp, DLT_PPP, 4);
747 ce_start_chan (c, 1, 1, d->dmamem.virt, d->dmamem.phys);
749 /* Register callback functions. */
750 ce_register_transmit (c, &ce_transmit);
751 ce_register_receive (c, &ce_receive);
752 ce_register_error (c, &ce_error);
753 d->devt = make_dev (&ce_cdevsw, b->num*NCHAN+c->num, UID_ROOT,
754 GID_WHEEL, 0600, "ce%d", b->num*NCHAN+c->num);
757 #if __FreeBSD_version >= 504000
758 ce_ln[2] = '0' + unit;
759 mtx_init (&bd->ce_mtx, ce_ln, MTX_NETWORK_LOCK, MTX_DEF|MTX_RECURSE);
762 TAU32_EnableInterrupts(b->ddk.pControllerObject);
770 static int ce_detach (device_t dev)
772 bdrv_t *bd = device_get_softc (dev);
773 ce_board_t *b = bd->board;
777 #if __FreeBSD_version >= 504000
778 KASSERT (mtx_initialized (&bd->ce_mtx), ("ce mutex not initialized"));
782 /* Check if the device is busy (open). */
783 for (c = b->chan; c < b->chan + NCHAN; ++c) {
784 drv_t *d = (drv_t*) c->sys;
786 /* XXX Non existen chan! */
787 if (! d || ! d->chan)
796 /* Ok, we can unload driver */
797 /* At first we should disable interrupts */
799 TAU32_DisableInterrupts(b->ddk.pControllerObject);
801 callout_stop (&led_timo[b->num]);
803 for (c = b->chan; c < b->chan + NCHAN; ++c) {
804 drv_t *d = (drv_t*) c->sys;
806 if (! d || ! d->chan)
808 callout_stop (&d->timeout_handle);
810 /* Detach from the packet filter list of interfaces. */
813 /* Detach from the sync PPP list. */
814 sppp_detach (d->ifp);
816 /* Detach from the system list of interfaces. */
818 #if __FreeBSD_version > 600031
821 free (d->ifp, M_DEVBUF);
824 IF_DRAIN (&d->rqueue);
825 #if __FreeBSD_version >= 500000
826 mtx_destroy (&d->rqueue.ifq_mtx);
829 #if __FreeBSD_version >= 500000
831 ng_rmnode_self (d->node);
832 NG_NODE_UNREF (d->node);
835 IF_DRAIN (&d->rqueue);
836 mtx_destroy (&d->queue.ifq_mtx);
837 mtx_destroy (&d->hi_queue.ifq_mtx);
838 mtx_destroy (&d->rqueue.ifq_mtx);
844 destroy_dev (d->devt);
850 callout_drain (&led_timo[b->num]);
852 /* Disable the interrupt request. */
853 bus_teardown_intr (dev, bd->ce_irq, bd->ce_intrhand);
854 bus_release_resource (dev, SYS_RES_IRQ, 0, bd->ce_irq);
855 TAU32_DestructiveHalt (b->ddk.pControllerObject, 0);
856 bus_release_resource (dev, SYS_RES_MEMORY, PCIR_BAR(0), bd->ce_res);
858 for (c = b->chan; c < b->chan + NCHAN; ++c) {
859 drv_t *d = (drv_t*) c->sys;
861 if (! d || ! d->chan)
863 callout_drain (&d->timeout_handle);
864 channel [b->num * NCHAN + c->num] = 0;
865 /* Deallocate buffers. */
866 ce_bus_dma_mem_free (&d->dmamem);
868 adapter [b->num] = 0;
869 ce_bus_dma_mem_free (&bd->dmamem);
871 #if __FreeBSD_version >= 504000
872 mtx_destroy (&bd->ce_mtx);
878 static void ce_ifstart (struct ifnet *ifp)
880 drv_t *d = ifp->if_softc;
881 bdrv_t *bd = d->board->sys;
888 static void ce_tlf (struct sppp *sp)
890 drv_t *d = SP2IFP(sp)->if_softc;
892 CE_DEBUG2 (d, ("ce_tlf\n"));
896 static void ce_tls (struct sppp *sp)
898 drv_t *d = SP2IFP(sp)->if_softc;
900 CE_DEBUG2 (d, ("ce_tls\n"));
905 * Process an ioctl request.
907 static int ce_sioctl (struct ifnet *ifp, u_long cmd, caddr_t data)
909 drv_t *d = ifp->if_softc;
910 bdrv_t *bd = d->board->sys;
911 int error, s, was_up, should_be_up;
913 #if __FreeBSD_version >= 600034
914 was_up = (ifp->if_drv_flags & IFF_DRV_RUNNING) != 0;
916 was_up = (ifp->if_flags & IFF_RUNNING) != 0;
918 error = sppp_ioctl (ifp, cmd, data);
923 if (! (ifp->if_flags & IFF_DEBUG))
926 d->chan->debug = d->chan->debug_shadow;
929 default: CE_DEBUG2 (d, ("ioctl 0x%lx\n", cmd)); return 0;
930 case SIOCADDMULTI: CE_DEBUG2 (d, ("ioctl SIOCADDMULTI\n")); return 0;
931 case SIOCDELMULTI: CE_DEBUG2 (d, ("ioctl SIOCDELMULTI\n")); return 0;
932 case SIOCSIFFLAGS: CE_DEBUG2 (d, ("ioctl SIOCSIFFLAGS\n")); break;
933 case SIOCSIFADDR: CE_DEBUG2 (d, ("ioctl SIOCSIFADDR\n")); break;
936 /* We get here only in case of SIFFLAGS or SIFADDR. */
939 #if __FreeBSD_version >= 600034
940 should_be_up = (ifp->if_drv_flags & IFF_DRV_RUNNING) != 0;
942 should_be_up = (ifp->if_flags & IFF_RUNNING) != 0;
944 if (! was_up && should_be_up) {
945 /* Interface goes up -- start it. */
948 } else if (was_up && ! should_be_up) {
949 /* Interface is going down -- stop it. */
950 /* if ((IFP2SP(ifp)->pp_flags & PP_FR) || (ifp->if_flags & PP_CISCO))*/
953 CE_DEBUG (d, ("ioctl 0x%lx p4\n", cmd));
960 * Initialization of interface.
961 * It seems to be never called by upper level?
963 static void ce_initialize (void *softc)
967 CE_DEBUG (d, ("ce_initialize\n"));
972 * Stop the interface. Called on splimp().
974 static void ce_down (drv_t *d)
976 CE_DEBUG (d, ("ce_down\n"));
977 /* Interface is going down -- stop it. */
978 ce_set_dtr (d->chan, 0);
979 ce_set_rts (d->chan, 0);
982 callout_stop (&d->timeout_handle);
986 * Start the interface. Called on splimp().
988 static void ce_up (drv_t *d)
990 CE_DEBUG (d, ("ce_up\n"));
991 ce_set_dtr (d->chan, 1);
992 ce_set_rts (d->chan, 1);
998 * Start output on the interface. Get another datagram to send
999 * off of the interface queue, and copy it to the interface
1000 * before starting the output.
1002 static void ce_send (drv_t *d)
1007 CE_DEBUG2 (d, ("ce_send\n"));
1009 /* No output if the interface is down. */
1013 while (ce_transmit_space (d->chan)) {
1014 /* Get the packet to send. */
1016 IF_DEQUEUE (&d->hi_queue, m);
1018 IF_DEQUEUE (&d->queue, m);
1020 m = sppp_dequeue (d->ifp);
1025 #if __FreeBSD_version >= 500000
1026 BPF_MTAP (d->ifp, m);
1029 bpf_mtap (d->ifp, m);
1032 #if __FreeBSD_version >= 490000
1033 len = m_length (m, NULL);
1035 len = m->m_pkthdr.len;
1038 printf ("%s: too long packet: %d bytes: ",
1040 else if (! m->m_next)
1041 ce_send_packet (d->chan, (u_char*) mtod (m, caddr_t), len, 0);
1043 ce_buf_item_t *item = (ce_buf_item_t*)d->chan->tx_queue;
1044 m_copydata (m, 0, len, item->buf);
1045 ce_send_packet (d->chan, item->buf, len, 0);
1048 /* Set up transmit timeout, if the transmit ring is not empty.*/
1052 #if __FreeBSD_version >= 600034
1053 d->ifp->if_flags |= IFF_DRV_OACTIVE;
1055 d->ifp->if_flags |= IFF_OACTIVE;
1061 * Start output on the interface.
1062 * Always called on splimp().
1064 static void ce_start (drv_t *d)
1068 ce_set_dtr (d->chan, 1);
1070 ce_set_rts (d->chan, 1);
1072 callout_reset (&d->timeout_handle, hz, ce_watchdog_timer, d);
1077 * Handle transmit timeouts.
1078 * Recover after lost transmit interrupts.
1079 * Always called on splimp().
1081 static void ce_watchdog (drv_t *d)
1083 CE_DEBUG (d, ("device timeout\n"));
1085 ce_set_dtr (d->chan, 0);
1086 ce_set_rts (d->chan, 0);
1087 /* ce_stop_chan (d->chan);*/
1088 /* ce_start_chan (d->chan, 1, 1, 0, 0);*/
1089 ce_set_dtr (d->chan, 1);
1090 ce_set_rts (d->chan, 1);
1095 static void ce_watchdog_timer (void *arg)
1098 bdrv_t *bd = d->board->sys;
1101 if (d->timeout == 1)
1105 callout_reset (&d->timeout_handle, hz, ce_watchdog_timer, d);
1109 static void ce_transmit (ce_chan_t *c, void *attachment, int len)
1115 ++d->ifp->if_opackets;
1116 #if __FreeBSD_version >= 600034
1117 d->ifp->if_flags &= ~IFF_DRV_OACTIVE;
1119 d->ifp->if_flags &= ~IFF_OACTIVE;
1125 static void ce_receive (ce_chan_t *c, unsigned char *data, int len)
1133 m = makembuf (data, len);
1135 CE_DEBUG (d, ("no memory for packet\n"));
1137 ++d->ifp->if_iqdrops;
1144 m->m_pkthdr.rcvif = 0;
1145 IF_ENQUEUE(&d->rqueue, m);
1147 ++d->ifp->if_ipackets;
1148 m->m_pkthdr.rcvif = d->ifp;
1149 /* Check if there's a BPF listener on this interface.
1150 * If so, hand off the raw packet to bpf. */
1151 #if __FreeBSD_version >= 500000
1152 BPF_TAP (d->ifp, data, len);
1155 bpf_tap (d->ifp, data, len);
1157 IF_ENQUEUE(&d->rqueue, m);
1161 static void ce_error (ce_chan_t *c, int data)
1167 CE_DEBUG (d, ("frame error\n"));
1169 ++d->ifp->if_ierrors;
1173 CE_DEBUG (d, ("crc error\n"));
1175 ++d->ifp->if_ierrors;
1179 CE_DEBUG (d, ("overrun error\n"));
1181 ++d->ifp->if_collisions;
1182 ++d->ifp->if_ierrors;
1186 CE_DEBUG (d, ("overflow error\n"));
1188 ++d->ifp->if_ierrors;
1192 CE_DEBUG (d, ("underrun error\n"));
1195 ++d->ifp->if_oerrors;
1196 #if __FreeBSD_version >= 600034
1197 d->ifp->if_flags &= ~IFF_DRV_OACTIVE;
1199 d->ifp->if_flags &= ~IFF_OACTIVE;
1205 CE_DEBUG (d, ("error #%d\n", data));
1211 * You also need read, write, open, close routines.
1212 * This should get you started
1214 #if __FreeBSD_version < 500000
1215 static int ce_open (dev_t dev, int oflags, int devtype, struct proc *p)
1217 static int ce_open (struct cdev *dev, int oflags, int devtype, struct thread *td)
1220 int unit = dev2unit (dev);
1223 if (unit >= NBRD*NCHAN || ! (d = channel[unit]))
1225 CE_DEBUG2 (d, ("ce_open\n"));
1230 * Only called on the LAST close.
1232 #if __FreeBSD_version < 500000
1233 static int ce_close (dev_t dev, int fflag, int devtype, struct proc *p)
1235 static int ce_close (struct cdev *dev, int fflag, int devtype, struct thread *td)
1238 drv_t *d = channel [dev2unit (dev)];
1240 CE_DEBUG2 (d, ("ce_close\n"));
1244 static int ce_modem_status (ce_chan_t *c)
1247 bdrv_t *bd = d->board->sys;
1250 status = d->running ? TIOCM_LE : 0;
1253 if (ce_get_cd (c)) status |= TIOCM_CD;
1254 if (ce_get_cts (c)) status |= TIOCM_CTS;
1255 if (ce_get_dsr (c)) status |= TIOCM_DSR;
1256 if (c->dtr) status |= TIOCM_DTR;
1257 if (c->rts) status |= TIOCM_RTS;
1263 #if __FreeBSD_version < 500000
1264 static int ce_ioctl (dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p)
1266 static int ce_ioctl (struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td)
1269 drv_t *d = channel [dev2unit (dev)];
1270 bdrv_t *bd = d->board->sys;
1271 ce_chan_t *c = d->chan;
1272 struct serial_statistics *st;
1273 struct e1_statistics *opte1;
1278 case SERIAL_GETREGISTERED:
1279 CE_DEBUG2 (d, ("ioctl: getregistered\n"));
1280 bzero (mask, sizeof(mask));
1281 for (s=0; s<NBRD*NCHAN; ++s)
1283 mask [s/8] |= 1 << (s & 7);
1284 bcopy (mask, data, sizeof (mask));
1288 case SERIAL_GETPROTO:
1289 CE_DEBUG2 (d, ("ioctl: getproto\n"));
1290 strcpy ((char*)data, (IFP2SP(d->ifp)->pp_flags & PP_FR) ? "fr" :
1291 (d->ifp->if_flags & PP_CISCO) ? "cisco" : "ppp");
1294 case SERIAL_SETPROTO:
1295 CE_DEBUG2 (d, ("ioctl: setproto\n"));
1296 /* Only for superuser! */
1297 #if __FreeBSD_version < 500000
1299 #elif __FreeBSD_version < 700000
1302 error = priv_check (td, PRIV_DRIVER);
1306 #if __FreeBSD_version >= 600034
1307 if (d->ifp->if_flags & IFF_DRV_RUNNING)
1309 if (d->ifp->if_flags & IFF_RUNNING)
1312 if (! strcmp ("cisco", (char*)data)) {
1313 IFP2SP(d->ifp)->pp_flags &= ~(PP_FR);
1314 IFP2SP(d->ifp)->pp_flags |= PP_KEEPALIVE;
1315 d->ifp->if_flags |= PP_CISCO;
1317 } else if (! strcmp ("fr", (char*)data)) {
1318 d->ifp->if_flags &= ~(PP_CISCO);
1319 IFP2SP(d->ifp)->pp_flags |= PP_FR | PP_KEEPALIVE;
1321 } else if (! strcmp ("ppp", (char*)data)) {
1322 IFP2SP(d->ifp)->pp_flags &= ~PP_FR;
1323 IFP2SP(d->ifp)->pp_flags &= ~PP_KEEPALIVE;
1324 d->ifp->if_flags &= ~(PP_CISCO);
1329 case SERIAL_GETKEEPALIVE:
1330 CE_DEBUG2 (d, ("ioctl: getkeepalive\n"));
1331 if ((IFP2SP(d->ifp)->pp_flags & PP_FR) ||
1332 (d->ifp->if_flags & PP_CISCO))
1334 *(int*)data = (IFP2SP(d->ifp)->pp_flags & PP_KEEPALIVE) ? 1 : 0;
1337 case SERIAL_SETKEEPALIVE:
1338 CE_DEBUG2 (d, ("ioctl: setkeepalive\n"));
1339 /* Only for superuser! */
1340 #if __FreeBSD_version < 500000
1342 #elif __FreeBSD_version < 700000
1345 error = priv_check (td, PRIV_DRIVER);
1349 if ((IFP2SP(d->ifp)->pp_flags & PP_FR) ||
1350 (d->ifp->if_flags & PP_CISCO))
1355 IFP2SP(d->ifp)->pp_flags |= PP_KEEPALIVE;
1357 IFP2SP(d->ifp)->pp_flags &= ~PP_KEEPALIVE;
1363 case SERIAL_GETMODE:
1364 CE_DEBUG2 (d, ("ioctl: getmode\n"));
1365 *(int*)data = SERIAL_HDLC;
1368 case SERIAL_SETMODE:
1369 /* Only for superuser! */
1370 #if __FreeBSD_version < 500000
1372 #elif __FreeBSD_version < 700000
1375 error = priv_check (td, PRIV_DRIVER);
1379 if (*(int*)data != SERIAL_HDLC)
1384 CE_DEBUG2 (d, ("ioctl: getcfg\n"));
1389 CE_DEBUG2 (d, ("ioctl: setcfg\n"));
1390 #if __FreeBSD_version < 500000
1392 #elif __FreeBSD_version < 700000
1395 error = priv_check (td, PRIV_DRIVER);
1399 if (*((char*)data) != 'c')
1403 case SERIAL_GETSTAT:
1404 CE_DEBUG2 (d, ("ioctl: getstat\n"));
1405 st = (struct serial_statistics*) data;
1406 st->rintr = c->rintr;
1407 st->tintr = c->tintr;
1409 st->ibytes = c->ibytes;
1410 st->ipkts = c->ipkts;
1411 st->obytes = c->obytes;
1412 st->opkts = c->opkts;
1413 st->ierrs = c->overrun + c->frame + c->crc;
1414 st->oerrs = c->underrun;
1417 case SERIAL_GETESTAT:
1418 CE_DEBUG2 (d, ("ioctl: getestat\n"));
1419 if (c->type != T_E1)
1421 opte1 = (struct e1_statistics*) data;
1424 if (c->status & ESTS_NOALARM)
1425 opte1->status |= E1_NOALARM;
1426 if (c->status & ESTS_LOS)
1427 opte1->status |= E1_LOS;
1428 if (c->status & ESTS_LOF)
1429 opte1->status |= E1_LOF;
1430 if (c->status & ESTS_AIS)
1431 opte1->status |= E1_AIS;
1432 if (c->status & ESTS_LOMF)
1433 opte1->status |= E1_LOMF;
1434 if (c->status & ESTS_AIS16)
1435 opte1->status |= E1_AIS16;
1436 if (c->status & ESTS_FARLOF)
1437 opte1->status |= E1_FARLOF;
1438 if (c->status & ESTS_FARLOMF)
1439 opte1->status |= E1_FARLOMF;
1440 if (c->status & ESTS_TSTREQ)
1441 opte1->status |= E1_TSTREQ;
1442 if (c->status & ESTS_TSTERR)
1443 opte1->status |= E1_TSTERR;
1445 opte1->cursec = c->cursec;
1446 opte1->totsec = c->totsec + c->cursec;
1448 opte1->currnt.bpv = c->currnt.bpv;
1449 opte1->currnt.fse = c->currnt.fse;
1450 opte1->currnt.crce = c->currnt.crce;
1451 opte1->currnt.rcrce = c->currnt.rcrce;
1452 opte1->currnt.uas = c->currnt.uas;
1453 opte1->currnt.les = c->currnt.les;
1454 opte1->currnt.es = c->currnt.es;
1455 opte1->currnt.bes = c->currnt.bes;
1456 opte1->currnt.ses = c->currnt.ses;
1457 opte1->currnt.oofs = c->currnt.oofs;
1458 opte1->currnt.css = c->currnt.css;
1459 opte1->currnt.dm = c->currnt.dm;
1461 opte1->total.bpv = c->total.bpv + c->currnt.bpv;
1462 opte1->total.fse = c->total.fse + c->currnt.fse;
1463 opte1->total.crce = c->total.crce + c->currnt.crce;
1464 opte1->total.rcrce = c->total.rcrce + c->currnt.rcrce;
1465 opte1->total.uas = c->total.uas + c->currnt.uas;
1466 opte1->total.les = c->total.les + c->currnt.les;
1467 opte1->total.es = c->total.es + c->currnt.es;
1468 opte1->total.bes = c->total.bes + c->currnt.bes;
1469 opte1->total.ses = c->total.ses + c->currnt.ses;
1470 opte1->total.oofs = c->total.oofs + c->currnt.oofs;
1471 opte1->total.css = c->total.css + c->currnt.css;
1472 opte1->total.dm = c->total.dm + c->currnt.dm;
1473 for (s=0; s<48; ++s) {
1474 opte1->interval[s].bpv = c->interval[s].bpv;
1475 opte1->interval[s].fse = c->interval[s].fse;
1476 opte1->interval[s].crce = c->interval[s].crce;
1477 opte1->interval[s].rcrce = c->interval[s].rcrce;
1478 opte1->interval[s].uas = c->interval[s].uas;
1479 opte1->interval[s].les = c->interval[s].les;
1480 opte1->interval[s].es = c->interval[s].es;
1481 opte1->interval[s].bes = c->interval[s].bes;
1482 opte1->interval[s].ses = c->interval[s].ses;
1483 opte1->interval[s].oofs = c->interval[s].oofs;
1484 opte1->interval[s].css = c->interval[s].css;
1485 opte1->interval[s].dm = c->interval[s].dm;
1489 case SERIAL_CLRSTAT:
1490 CE_DEBUG2 (d, ("ioctl: clrstat\n"));
1491 /* Only for superuser! */
1492 #if __FreeBSD_version < 500000
1494 #elif __FreeBSD_version < 700000
1497 error = priv_check (td, PRIV_DRIVER);
1511 bzero (&c->currnt, sizeof (c->currnt));
1512 bzero (&c->total, sizeof (c->total));
1513 bzero (c->interval, sizeof (c->interval));
1516 case SERIAL_GETLOOP:
1517 CE_DEBUG2 (d, ("ioctl: getloop\n"));
1518 if (c->type != T_E1)
1520 *(int*)data = c->lloop;
1523 case SERIAL_SETLOOP:
1524 CE_DEBUG2 (d, ("ioctl: setloop\n"));
1525 if (c->type != T_E1)
1527 /* Only for superuser! */
1528 #if __FreeBSD_version < 500000
1530 #elif __FreeBSD_version < 700000
1533 error = priv_check (td, PRIV_DRIVER);
1539 ce_set_lloop (c, *(int*)data);
1544 case SERIAL_GETRLOOP:
1545 CE_DEBUG2 (d, ("ioctl: getrloop\n"));
1546 if (c->type != T_E1)
1548 *(int*)data = c->rloop;
1551 case SERIAL_SETRLOOP:
1552 CE_DEBUG2 (d, ("ioctl: setloop\n"));
1553 if (c->type != T_E1)
1555 /* Only for superuser! */
1556 #if __FreeBSD_version < 500000
1558 #elif __FreeBSD_version < 700000
1561 error = priv_check (td, PRIV_DRIVER);
1567 ce_set_rloop (c, *(int*)data);
1572 case SERIAL_GETDEBUG:
1573 CE_DEBUG2 (d, ("ioctl: getdebug\n"));
1574 *(int*)data = d->chan->debug;
1577 case SERIAL_SETDEBUG:
1578 CE_DEBUG2 (d, ("ioctl: setdebug\n"));
1579 /* Only for superuser! */
1580 #if __FreeBSD_version < 500000
1582 #elif __FreeBSD_version < 700000
1585 error = priv_check (td, PRIV_DRIVER);
1591 * The debug_shadow is always greater than zero for logic
1592 * simplicity. For switching debug off the IFF_DEBUG is
1595 d->chan->debug_shadow = (*(int*)data) ? (*(int*)data) : 1;
1596 if (d->ifp->if_flags & IFF_DEBUG)
1597 d->chan->debug = d->chan->debug_shadow;
1599 d->chan->debug = *(int*)data;
1603 case SERIAL_GETBAUD:
1604 CE_DEBUG2 (d, ("ioctl: getbaud\n"));
1605 *(long*)data = c->baud;
1608 case SERIAL_SETBAUD:
1609 CE_DEBUG2 (d, ("ioctl: setbaud\n"));
1610 if (c->type != T_E1 || !c->unfram)
1612 /* Only for superuser! */
1613 #if __FreeBSD_version < 500000
1615 #elif __FreeBSD_version < 700000
1618 error = priv_check (td, PRIV_DRIVER);
1624 ce_set_baud (c, *(long*)data);
1629 case SERIAL_GETTIMESLOTS:
1630 CE_DEBUG2 (d, ("ioctl: gettimeslots\n"));
1631 if ((c->type != T_E1 || c->unfram) && c->type != T_DATA)
1633 *(u_long*)data = c->ts;
1636 case SERIAL_SETTIMESLOTS:
1637 CE_DEBUG2 (d, ("ioctl: settimeslots\n"));
1638 /* Only for superuser! */
1639 #if __FreeBSD_version < 500000
1641 #elif __FreeBSD_version < 700000
1644 error = priv_check (td, PRIV_DRIVER);
1648 if ((c->type != T_E1 || c->unfram) && c->type != T_DATA)
1652 ce_set_ts (c, *(u_long*)data);
1657 case SERIAL_GETHIGAIN:
1658 CE_DEBUG2 (d, ("ioctl: gethigain\n"));
1659 if (c->type != T_E1)
1661 *(int*)data = c->higain;
1664 case SERIAL_SETHIGAIN:
1665 CE_DEBUG2 (d, ("ioctl: sethigain\n"));
1666 if (c->type != T_E1)
1668 /* Only for superuser! */
1669 #if __FreeBSD_version < 500000
1671 #elif __FreeBSD_version < 700000
1674 error = priv_check (td, PRIV_DRIVER);
1680 ce_set_higain (c, *(int*)data);
1685 case SERIAL_GETPHONY:
1686 CE_DEBUG2 (d, ("ioctl: getphony\n"));
1687 *(int*)data = c->phony;
1690 case SERIAL_SETPHONY:
1691 CE_DEBUG2 (d, ("ioctl: setphony\n"));
1692 /* Only for superuser! */
1693 #if __FreeBSD_version < 500000
1695 #elif __FreeBSD_version < 700000
1698 error = priv_check (td, PRIV_DRIVER);
1704 ce_set_phony (c, *(int*)data);
1709 case SERIAL_GETUNFRAM:
1710 CE_DEBUG2 (d, ("ioctl: getunfram\n"));
1711 if (c->type != T_E1 || c->num != 0)
1713 *(int*)data = c->unfram;
1716 case SERIAL_SETUNFRAM:
1717 CE_DEBUG2 (d, ("ioctl: setunfram\n"));
1718 if (c->type != T_E1 || c->num != 0)
1720 /* Only for superuser! */
1721 #if __FreeBSD_version < 500000
1723 #elif __FreeBSD_version < 700000
1726 error = priv_check (td, PRIV_DRIVER);
1732 ce_set_unfram (c, *(int*)data);
1737 case SERIAL_GETSCRAMBLER:
1738 CE_DEBUG2 (d, ("ioctl: getscrambler\n"));
1741 *(int*)data = c->scrambler;
1744 case SERIAL_SETSCRAMBLER:
1745 CE_DEBUG2 (d, ("ioctl: setscrambler\n"));
1746 /* Only for superuser! */
1747 #if __FreeBSD_version < 500000
1749 #elif __FreeBSD_version < 700000
1752 error = priv_check (td, PRIV_DRIVER);
1760 ce_set_scrambler (c, *(int*)data);
1765 case SERIAL_GETMONITOR:
1766 CE_DEBUG2 (d, ("ioctl: getmonitor\n"));
1767 if (c->type != T_E1)
1769 *(int*)data = c->monitor;
1772 case SERIAL_SETMONITOR:
1773 CE_DEBUG2 (d, ("ioctl: setmonitor\n"));
1774 /* Only for superuser! */
1775 #if __FreeBSD_version < 500000
1777 #elif __FreeBSD_version < 700000
1780 error = priv_check (td, PRIV_DRIVER);
1784 if (c->type != T_E1)
1788 ce_set_monitor (c, *(int*)data);
1793 case SERIAL_GETUSE16:
1794 CE_DEBUG2 (d, ("ioctl: getuse16\n"));
1795 if (c->type != T_E1 || c->unfram)
1797 *(int*)data = c->use16;
1800 case SERIAL_SETUSE16:
1801 CE_DEBUG2 (d, ("ioctl: setuse16\n"));
1802 /* Only for superuser! */
1803 #if __FreeBSD_version < 500000
1805 #elif __FreeBSD_version < 700000
1808 error = priv_check (td, PRIV_DRIVER);
1812 if (c->type != T_E1)
1816 ce_set_use16 (c, *(int*)data);
1821 case SERIAL_GETCRC4:
1822 CE_DEBUG2 (d, ("ioctl: getcrc4\n"));
1823 if (c->type != T_E1 || c->unfram)
1825 *(int*)data = c->crc4;
1828 case SERIAL_SETCRC4:
1829 CE_DEBUG2 (d, ("ioctl: setcrc4\n"));
1830 /* Only for superuser! */
1831 #if __FreeBSD_version < 500000
1833 #elif __FreeBSD_version < 700000
1836 error = priv_check (td, PRIV_DRIVER);
1840 if (c->type != T_E1 || c->unfram)
1844 ce_set_crc4 (c, *(int*)data);
1850 CE_DEBUG2 (d, ("ioctl: getclk\n"));
1851 if (c->type != T_E1)
1854 default: *(int*)data = E1CLK_INTERNAL; break;
1855 case GSYN_RCV: *(int*)data = E1CLK_RECEIVE; break;
1856 case GSYN_RCV0: *(int*)data = E1CLK_RECEIVE_CHAN0; break;
1857 case GSYN_RCV1: *(int*)data = E1CLK_RECEIVE_CHAN1; break;
1862 CE_DEBUG2 (d, ("ioctl: setclk\n"));
1863 /* Only for superuser! */
1864 #if __FreeBSD_version < 500000
1866 #elif __FreeBSD_version < 700000
1869 error = priv_check (td, PRIV_DRIVER);
1873 if (c->type != T_E1)
1877 switch (*(int*)data) {
1878 default: ce_set_gsyn (c, GSYN_INT); break;
1879 case E1CLK_RECEIVE: ce_set_gsyn (c, GSYN_RCV); break;
1880 case E1CLK_RECEIVE_CHAN0: ce_set_gsyn (c, GSYN_RCV0); break;
1881 case E1CLK_RECEIVE_CHAN1: ce_set_gsyn (c, GSYN_RCV1); break;
1889 CE_DEBUG2 (d, ("ioctl: reset\n"));
1890 /* Only for superuser! */
1891 #if __FreeBSD_version < 500000
1893 #elif __FreeBSD_version < 700000
1896 error = priv_check (td, PRIV_DRIVER);
1902 /* ce_reset (c->board, 0, 0);*/
1907 case SERIAL_HARDRESET:
1908 CE_DEBUG2 (d, ("ioctl: hardreset\n"));
1909 /* Only for superuser! */
1910 #if __FreeBSD_version < 500000
1912 #elif __FreeBSD_version < 700000
1915 error = priv_check (td, PRIV_DRIVER);
1921 /* hard_reset (c->board); */
1927 case SERIAL_GETCABLE:
1928 CE_DEBUG2 (d, ("ioctl: getcable\n"));
1929 if (c->type != T_E1)
1933 *(int*)data = CABLE_TP;
1939 CE_DEBUG2 (d, ("ioctl: getdir\n"));
1940 if (c->type != T_E1 && c->type != T_DATA)
1942 *(int*)data = c->dir;
1946 CE_DEBUG2 (d, ("ioctl: setdir\n"));
1947 /* Only for superuser! */
1948 #if __FreeBSD_version < 500000
1950 #elif __FreeBSD_version < 700000
1953 error = priv_check (td, PRIV_DRIVER);
1959 ce_set_dir (c, *(int*)data);
1964 case TIOCSDTR: /* Set DTR */
1972 case TIOCCDTR: /* Clear DTR */
1980 case TIOCMSET: /* Set DTR/RTS */
1983 ce_set_dtr (c, (*(int*)data & TIOCM_DTR) ? 1 : 0);
1984 ce_set_rts (c, (*(int*)data & TIOCM_RTS) ? 1 : 0);
1989 case TIOCMBIS: /* Add DTR/RTS */
1992 if (*(int*)data & TIOCM_DTR) ce_set_dtr (c, 1);
1993 if (*(int*)data & TIOCM_RTS) ce_set_rts (c, 1);
1998 case TIOCMBIC: /* Clear DTR/RTS */
2001 if (*(int*)data & TIOCM_DTR) ce_set_dtr (c, 0);
2002 if (*(int*)data & TIOCM_RTS) ce_set_rts (c, 0);
2007 case TIOCMGET: /* Get modem status */
2008 *(int*)data = ce_modem_status (c);
2015 #if __FreeBSD_version >= 500000
2016 static int ng_ce_constructor (node_p node)
2018 drv_t *d = NG_NODE_PRIVATE (node);
2020 static int ng_ce_constructor (node_p *node)
2022 drv_t *d = (*node)->private;
2024 CE_DEBUG (d, ("Constructor\n"));
2028 static int ng_ce_newhook (node_p node, hook_p hook, const char *name)
2031 #if __FreeBSD_version >= 500000
2032 drv_t *d = NG_NODE_PRIVATE (node);
2034 drv_t *d = node->private;
2036 bdrv_t *bd = d->board->sys;
2038 CE_DEBUG (d, ("Newhook\n"));
2039 /* Attach debug hook */
2040 if (strcmp (name, NG_CE_HOOK_DEBUG) == 0) {
2041 #if __FreeBSD_version >= 500000
2042 NG_HOOK_SET_PRIVATE (hook, NULL);
2046 d->debug_hook = hook;
2050 /* Check for raw hook */
2051 if (strcmp (name, NG_CE_HOOK_RAW) != 0)
2054 #if __FreeBSD_version >= 500000
2055 NG_HOOK_SET_PRIVATE (hook, d);
2068 static char *format_timeslots (u_long s)
2070 static char buf [100];
2074 for (i=1; i<32; ++i)
2076 int prev = (i > 1) & (s >> (i-1));
2077 int next = (i < 31) & (s >> (i+1));
2087 *p++ = '0' + i / 10;
2088 *p++ = '0' + i % 10;
2094 static int print_modems (char *s, ce_chan_t *c, int need_header)
2096 int status = ce_modem_status (c);
2100 length += sprintf (s + length, " LE DTR DSR RTS CTS CD\n");
2101 length += sprintf (s + length, "%4s %4s %4s %4s %4s %4s\n",
2102 status & TIOCM_LE ? "On" : "-",
2103 status & TIOCM_DTR ? "On" : "-",
2104 status & TIOCM_DSR ? "On" : "-",
2105 status & TIOCM_RTS ? "On" : "-",
2106 status & TIOCM_CTS ? "On" : "-",
2107 status & TIOCM_CD ? "On" : "-");
2111 static int print_stats (char *s, ce_chan_t *c, int need_header)
2116 length += sprintf (s + length, " Rintr Tintr Mintr Ibytes Ipkts Ierrs Obytes Opkts Oerrs\n");
2117 length += sprintf (s + length, "%7ld %7ld %7ld %8lu %7ld %7ld %8lu %7ld %7ld\n",
2118 c->rintr, c->tintr, 0l, (unsigned long) c->ibytes,
2119 c->ipkts, c->overrun + c->frame + c->crc,
2120 (unsigned long) c->obytes, c->opkts, c->underrun);
2124 static char *format_e1_status (u_char status)
2126 static char buf [80];
2128 if (status & E1_NOALARM)
2131 if (status & E1_LOS) strcat (buf, ",LOS");
2132 if (status & E1_AIS) strcat (buf, ",AIS");
2133 if (status & E1_LOF) strcat (buf, ",LOF");
2134 if (status & E1_LOMF) strcat (buf, ",LOMF");
2135 if (status & E1_FARLOF) strcat (buf, ",FARLOF");
2136 if (status & E1_AIS16) strcat (buf, ",AIS16");
2137 if (status & E1_FARLOMF) strcat (buf, ",FARLOMF");
2138 if (status & E1_TSTREQ) strcat (buf, ",TSTREQ");
2139 if (status & E1_TSTERR) strcat (buf, ",TSTERR");
2145 static int print_frac (char *s, int leftalign, u_long numerator, u_long divider)
2149 if (numerator < 1 || divider < 1) {
2150 length += sprintf (s+length, leftalign ? "/- " : " -");
2153 n = (int) (0.5 + 1000.0 * numerator / divider);
2155 length += sprintf (s+length, leftalign ? "/.%-3d" : " .%03d", n);
2158 *(s + length) = leftalign ? '/' : ' ';
2161 if (n >= 1000000) n = (n+500) / 1000 * 1000;
2162 else if (n >= 100000) n = (n+50) / 100 * 100;
2163 else if (n >= 10000) n = (n+5) / 10 * 10;
2166 case 1000: length += printf (s+length, ".999"); return length;
2167 case 10000: n = 9990; break;
2168 case 100000: n = 99900; break;
2169 case 1000000: n = 999000; break;
2171 if (n < 10000) length += sprintf (s+length, "%d.%d", n/1000, n/10%100);
2172 else if (n < 100000) length += sprintf (s+length, "%d.%d", n/1000, n/100%10);
2173 else if (n < 1000000) length += sprintf (s+length, "%d.", n/1000);
2174 else length += sprintf (s+length, "%d", n/1000);
2179 static int print_e1_stats (char *s, ce_chan_t *c)
2181 struct e1_counters total;
2185 totsec = c->totsec + c->cursec;
2186 total.bpv = c->total.bpv + c->currnt.bpv;
2187 total.fse = c->total.fse + c->currnt.fse;
2188 total.crce = c->total.crce + c->currnt.crce;
2189 total.rcrce = c->total.rcrce + c->currnt.rcrce;
2190 total.uas = c->total.uas + c->currnt.uas;
2191 total.les = c->total.les + c->currnt.les;
2192 total.es = c->total.es + c->currnt.es;
2193 total.bes = c->total.bes + c->currnt.bes;
2194 total.ses = c->total.ses + c->currnt.ses;
2195 total.oofs = c->total.oofs + c->currnt.oofs;
2196 total.css = c->total.css + c->currnt.css;
2197 total.dm = c->total.dm + c->currnt.dm;
2199 length += sprintf (s + length, " Unav/Degr Bpv/Fsyn CRC/RCRC Err/Lerr Sev/Bur Oof/Slp Status\n");
2201 /* Unavailable seconds, degraded minutes */
2202 length += print_frac (s + length, 0, c->currnt.uas, c->cursec);
2203 length += print_frac (s + length, 1, 60 * c->currnt.dm, c->cursec);
2205 /* Bipolar violations, frame sync errors */
2206 length += print_frac (s + length, 0, c->currnt.bpv, c->cursec);
2207 length += print_frac (s + length, 1, c->currnt.fse, c->cursec);
2209 /* CRC errors, remote CRC errors (E-bit) */
2210 length += print_frac (s + length, 0, c->currnt.crce, c->cursec);
2211 length += print_frac (s + length, 1, c->currnt.rcrce, c->cursec);
2213 /* Errored seconds, line errored seconds */
2214 length += print_frac (s + length, 0, c->currnt.es, c->cursec);
2215 length += print_frac (s + length, 1, c->currnt.les, c->cursec);
2217 /* Severely errored seconds, burst errored seconds */
2218 length += print_frac (s + length, 0, c->currnt.ses, c->cursec);
2219 length += print_frac (s + length, 1, c->currnt.bes, c->cursec);
2221 /* Out of frame seconds, controlled slip seconds */
2222 length += print_frac (s + length, 0, c->currnt.oofs, c->cursec);
2223 length += print_frac (s + length, 1, c->currnt.css, c->cursec);
2225 length += sprintf (s + length, " %s\n", format_e1_status (c->status));
2227 /* Print total statistics. */
2228 length += print_frac (s + length, 0, total.uas, totsec);
2229 length += print_frac (s + length, 1, 60 * total.dm, totsec);
2231 length += print_frac (s + length, 0, total.bpv, totsec);
2232 length += print_frac (s + length, 1, total.fse, totsec);
2234 length += print_frac (s + length, 0, total.crce, totsec);
2235 length += print_frac (s + length, 1, total.rcrce, totsec);
2237 length += print_frac (s + length, 0, total.es, totsec);
2238 length += print_frac (s + length, 1, total.les, totsec);
2240 length += print_frac (s + length, 0, total.ses, totsec);
2241 length += print_frac (s + length, 1, total.bes, totsec);
2243 length += print_frac (s + length, 0, total.oofs, totsec);
2244 length += print_frac (s + length, 1, total.css, totsec);
2246 length += sprintf (s + length, " -- Total\n");
2250 static int print_chan (char *s, ce_chan_t *c)
2255 length += sprintf (s + length, "ce%d", c->board->num * NCHAN + c->num);
2257 length += sprintf (s + length, " debug=%d", d->chan->debug);
2259 if (c->board->mux) {
2260 length += sprintf (s + length, " cfg=C");
2262 length += sprintf (s + length, " cfg=A");
2266 length += sprintf (s + length, " %ld", c->baud);
2268 length += sprintf (s + length, " extclock");
2270 if (c->type == T_E1)
2272 case GSYN_INT : length += sprintf (s + length, " syn=int"); break;
2273 case GSYN_RCV : length += sprintf (s + length, " syn=rcv"); break;
2274 case GSYN_RCV0 : length += sprintf (s + length, " syn=rcv0"); break;
2275 case GSYN_RCV1 : length += sprintf (s + length, " syn=rcv1"); break;
2277 if (c->type == T_E1)
2278 length += sprintf (s + length, " higain=%s", c->higain ? "on" : "off");
2280 length += sprintf (s + length, " loop=%s", c->lloop ? "on" : "off");
2282 if (c->type == T_E1)
2283 length += sprintf (s + length, " ts=%s", format_timeslots (c->ts));
2284 length += sprintf (s + length, "\n");
2288 #if __FreeBSD_version >= 500000
2289 static int ng_ce_rcvmsg (node_p node, item_p item, hook_p lasthook)
2291 drv_t *d = NG_NODE_PRIVATE (node);
2292 struct ng_mesg *msg;
2294 static int ng_ce_rcvmsg (node_p node, struct ng_mesg *msg,
2295 const char *retaddr, struct ng_mesg **rptr)
2297 drv_t *d = node->private;
2299 struct ng_mesg *resp = NULL;
2302 CE_DEBUG (d, ("Rcvmsg\n"));
2303 #if __FreeBSD_version >= 500000
2304 NGI_GET_MSG (item, msg);
2306 switch (msg->header.typecookie) {
2312 printf ("Not implemented yet\n");
2316 case NGM_GENERIC_COOKIE:
2317 switch (msg->header.cmd) {
2322 case NGM_TEXT_STATUS: {
2325 int dl = sizeof (struct ng_mesg) + 730;
2327 #if __FreeBSD_version >= 500000
2328 NG_MKRESPONSE (resp, msg, dl, M_NOWAIT);
2334 resp = malloc (M_NETGRAPH, M_NOWAIT);
2343 l += print_chan (s + l, d->chan);
2344 l += print_stats (s + l, d->chan, 1);
2345 l += print_modems (s + l, d->chan, 1);
2346 l += print_e1_stats (s + l, d->chan);
2348 l += sprintf (s + l, "Error: node not connect to channel");
2349 #if __FreeBSD_version < 500000
2350 (resp)->header.version = NG_VERSION;
2351 (resp)->header.arglen = strlen (s) + 1;
2352 (resp)->header.token = msg->header.token;
2353 (resp)->header.typecookie = NGM_CE_COOKIE;
2354 (resp)->header.cmd = msg->header.cmd;
2356 strncpy ((resp)->header.cmdstr, "status", NG_CMDSTRSIZ);
2362 #if __FreeBSD_version >= 500000
2363 NG_RESPOND_MSG (error, node, item, resp);
2367 free (msg, M_NETGRAPH);
2372 #if __FreeBSD_version >= 500000
2373 static int ng_ce_rcvdata (hook_p hook, item_p item)
2375 drv_t *d = NG_NODE_PRIVATE (NG_HOOK_NODE(hook));
2377 #if __FreeBSD_version < 502120
2380 struct ng_tag_prio *ptag;
2383 static int ng_ce_rcvdata (hook_p hook, struct mbuf *m, meta_p meta)
2385 drv_t *d = hook->node->private;
2387 bdrv_t *bd = d->board->sys;
2391 CE_DEBUG2 (d, ("Rcvdata\n"));
2392 #if __FreeBSD_version >= 500000
2393 NGI_GET_M (item, m);
2394 #if __FreeBSD_version < 502120
2395 NGI_GET_META (item, meta);
2397 NG_FREE_ITEM (item);
2398 if (! NG_HOOK_PRIVATE (hook) || ! d) {
2400 #if __FreeBSD_version < 502120
2401 NG_FREE_META (meta);
2404 if (! hook->private || ! d) {
2405 NG_FREE_DATA (m,meta);
2410 #if __FreeBSD_version >= 502120
2411 /* Check for high priority data */
2412 if ((ptag = (struct ng_tag_prio *)m_tag_locate(m, NGM_GENERIC_COOKIE,
2413 NG_TAG_PRIO, NULL)) != NULL && (ptag->priority > NG_PRIO_CUTOFF) )
2418 q = (meta && meta->priority > 0) ? &d->hi_queue : &d->queue;
2423 #if __FreeBSD_version >= 500000
2425 if (_IF_QFULL (q)) {
2431 #if __FreeBSD_version < 502120
2432 NG_FREE_META (meta);
2443 NG_FREE_DATA (m, meta);
2454 static int ng_ce_rmnode (node_p node)
2456 #if __FreeBSD_version >= 500000
2457 drv_t *d = NG_NODE_PRIVATE (node);
2459 CE_DEBUG (d, ("Rmnode\n"));
2460 if (d && d->running) {
2461 bdrv_t *bd = d->board->sys;
2469 #if __FreeBSD_version >= 502120
2470 if (node->nd_flags & NGF_REALLY_DIE) {
2472 if (node->nd_flags & NG_REALLY_DIE) {
2474 NG_NODE_SET_PRIVATE (node, NULL);
2475 NG_NODE_UNREF (node);
2477 #if __FreeBSD_version >= 502120
2478 NG_NODE_REVIVE(node); /* Persistant node */
2480 node->nd_flags &= ~NG_INVALID;
2483 #else /* __FreeBSD_version < 500000 */
2484 drv_t *d = node->private;
2486 if (d && d->running) {
2487 bdrv_t *bd = d->board->sys;
2495 node->flags |= NG_INVALID;
2505 static int ng_ce_connect (hook_p hook)
2507 #if __FreeBSD_version >= 500000
2508 drv_t *d = NG_NODE_PRIVATE (NG_HOOK_NODE (hook));
2510 drv_t *d = hook->node->private;
2514 CE_DEBUG (d, ("Connect\n"));
2515 callout_reset (&d->timeout_handle, hz, ce_watchdog_timer, d);
2521 static int ng_ce_disconnect (hook_p hook)
2523 #if __FreeBSD_version >= 500000
2524 drv_t *d = NG_NODE_PRIVATE (NG_HOOK_NODE (hook));
2526 drv_t *d = hook->node->private;
2530 CE_DEBUG (d, ("Disconnect\n"));
2531 #if __FreeBSD_version >= 500000
2532 if (NG_HOOK_PRIVATE (hook))
2537 bdrv_t *bd = d->board->sys;
2544 /* If we were wait it than it reasserted now, just stop it. */
2545 if (!callout_drain (&d->timeout_handle))
2546 callout_stop (&d->timeout_handle);
2552 static int ce_modevent (module_t mod, int type, void *unused)
2554 #if __FreeBSD_version < 500000
2556 struct cdevsw *cdsw;
2558 static int load_count = 0;
2560 #if __FreeBSD_version < 500000
2561 dev = makedev (CDEV_MAJOR, 0);
2566 #if __FreeBSD_version < 500000
2568 (cdsw = devsw (dev)) &&
2569 cdsw->d_maj == CDEV_MAJOR) {
2570 printf ("Tau32-PCI driver is already in system\n");
2574 #if __FreeBSD_version >= 500000 && defined NETGRAPH
2575 if (ng_newtype (&typestruct))
2576 printf ("Failed to register ng_ce\n");
2579 #if __FreeBSD_version <= 500000
2580 cdevsw_add (&ce_cdevsw);
2582 #if __FreeBSD_version >= 500000
2583 callout_init (&timeout_handle, CALLOUT_MPSAFE);
2585 callout_init (&timeout_handle);
2587 callout_reset (&timeout_handle, hz*5, ce_timeout, 0);
2590 if (load_count == 1) {
2591 printf ("Removing device entry for Tau32-PCI\n");
2592 #if __FreeBSD_version <= 500000
2593 cdevsw_remove (&ce_cdevsw);
2595 #if __FreeBSD_version >= 500000 && defined NETGRAPH
2596 ng_rmtype (&typestruct);
2599 /* If we were wait it than it reasserted now, just stop it.
2600 * Actually we shouldn't get this condition. But code could be
2601 * changed in the future, so just be a litle paranoid.
2603 if (!callout_drain (&timeout_handle))
2604 callout_stop (&timeout_handle);
2614 #if __FreeBSD_version >= 502100
2615 static struct ng_type typestruct = {
2616 .version = NG_ABI_VERSION,
2617 .name = NG_CE_NODE_TYPE,
2618 .constructor = ng_ce_constructor,
2619 .rcvmsg = ng_ce_rcvmsg,
2620 .shutdown = ng_ce_rmnode,
2621 .newhook = ng_ce_newhook,
2622 .connect = ng_ce_connect,
2623 .rcvdata = ng_ce_rcvdata,
2624 .disconnect = ng_ce_disconnect,
2626 #else /* __FreeBSD_version < 502100 */
2627 static struct ng_type typestruct = {
2628 #if __FreeBSD_version >= 500000
2642 #if __FreeBSD_version < 500000
2648 #endif /* __FreeBSD_version < 502100 */
2652 #if __FreeBSD_version >= 500000
2654 MODULE_DEPEND (ng_ce, netgraph, NG_ABI_VERSION, NG_ABI_VERSION, NG_ABI_VERSION);
2656 MODULE_DEPEND (ce, sppp, 1, 1, 1);
2659 DRIVER_MODULE (cemod, pci, ce_driver, ce_devclass, ce_modevent, NULL);
2661 DRIVER_MODULE (ce, pci, ce_driver, ce_devclass, ce_modevent, NULL);
2663 #else /* if __FreeBSD_version < 500000*/
2665 DRIVER_MODULE (ce, pci, ce_driver, ce_devclass, ng_mod_event, &typestruct);
2667 DRIVER_MODULE (ce, pci, ce_driver, ce_devclass, ce_modevent, NULL);
2669 #endif /* __FreeBSD_version < 500000 */