Remove some compat junk, deindent a switch.
[dragonfly.git] / sys / dev / netif / fwe / if_fwe.c
1 /*
2  * Copyright (c) 2002-2003
3  *      Hidetoshi Shimokawa. All rights reserved.
4  * 
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *
16  *      This product includes software developed by Hidetoshi Shimokawa.
17  *
18  * 4. Neither the name of the author nor the names of its contributors
19  *    may be used to endorse or promote products derived from this software
20  *    without specific prior written permission.
21  * 
22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32  * SUCH DAMAGE.
33  * 
34  * $FreeBSD: src/sys/dev/firewire/if_fwe.c,v 1.27 2004/01/08 14:58:09 simokawa Exp $
35  * $DragonFly: src/sys/dev/netif/fwe/if_fwe.c,v 1.16 2005/05/25 13:12:22 joerg Exp $
36  */
37
38 #include "opt_inet.h"
39
40 #include <sys/param.h>
41 #include <sys/conf.h>
42 #include <sys/kernel.h>
43 #include <sys/malloc.h>
44 #include <sys/mbuf.h>
45 #include <sys/socket.h>
46 #include <sys/sockio.h>
47 #include <sys/sysctl.h>
48 #include <sys/systm.h>
49 #include <sys/module.h>
50 #include <sys/bus.h>
51 #include <machine/bus.h>
52
53 #include <net/bpf.h>
54 #include <net/ethernet.h>
55 #include <net/if.h>
56 #include <net/if_arp.h>
57 #ifdef __DragonFly__
58 #include <net/ifq_var.h>
59 #include <net/vlan/if_vlan_var.h>
60 #include <bus/firewire/firewire.h>
61 #include <bus/firewire/firewirereg.h>
62 #include "if_fwevar.h"
63 #else
64 #include <net/if_vlan_var.h>
65
66 #include <dev/firewire/firewire.h>
67 #include <dev/firewire/firewirereg.h>
68 #include <dev/firewire/if_fwevar.h>
69 #endif
70
71 #define FWEDEBUG        if (fwedebug) if_printf
72 #define TX_MAX_QUEUE    (FWMAXQUEUE - 1)
73
74 /* network interface */
75 static void fwe_start (struct ifnet *);
76 static int fwe_ioctl (struct ifnet *, u_long, caddr_t, struct ucred *);
77 static void fwe_init (void *);
78
79 static void fwe_output_callback (struct fw_xfer *);
80 static void fwe_as_output (struct fwe_softc *, struct ifnet *);
81 static void fwe_as_input (struct fw_xferq *);
82
83 static int fwedebug = 0;
84 static int stream_ch = 1;
85 static int tx_speed = 2;
86 static int rx_queue_len = FWMAXQUEUE;
87
88 MALLOC_DEFINE(M_FWE, "if_fwe", "Ethernet over FireWire interface");
89 SYSCTL_INT(_debug, OID_AUTO, if_fwe_debug, CTLFLAG_RW, &fwedebug, 0, "");
90 SYSCTL_DECL(_hw_firewire);
91 SYSCTL_NODE(_hw_firewire, OID_AUTO, fwe, CTLFLAG_RD, 0,
92         "Ethernet emulation subsystem");
93 SYSCTL_INT(_hw_firewire_fwe, OID_AUTO, stream_ch, CTLFLAG_RW, &stream_ch, 0,
94         "Stream channel to use");
95 SYSCTL_INT(_hw_firewire_fwe, OID_AUTO, tx_speed, CTLFLAG_RW, &tx_speed, 0,
96         "Transmission speed");
97 SYSCTL_INT(_hw_firewire_fwe, OID_AUTO, rx_queue_len, CTLFLAG_RW, &rx_queue_len,
98         0, "Length of the receive queue");
99
100 TUNABLE_INT("hw.firewire.fwe.stream_ch", &stream_ch);
101 TUNABLE_INT("hw.firewire.fwe.tx_speed", &tx_speed);
102 TUNABLE_INT("hw.firewire.fwe.rx_queue_len", &rx_queue_len);
103
104 #ifdef DEVICE_POLLING
105
106 static void
107 fwe_poll(struct ifnet *ifp, enum poll_cmd cmd, int count)
108 {
109         struct fwe_softc *fwe;
110         struct firewire_comm *fc;
111
112         fwe = ((struct fwe_eth_softc *)ifp->if_softc)->fwe;
113         fc = fwe->fd.fc;
114         switch(cmd) {
115         case POLL_REGISTER:
116                 /* disable interrupts */
117                 fc->set_intr(fc, 0);
118                 break;
119         case POLL_DEREGISTER:
120                 /* enable interrupts */
121                 fc->set_intr(fc, 1);
122                 break;
123         default:
124                 fc->poll(fc, (cmd == POLL_AND_CHECK_STATUS)?0:1, count);
125                 break;
126         }
127 }
128
129 #endif
130
131 static void
132 fwe_identify(driver_t *driver, device_t parent)
133 {
134         BUS_ADD_CHILD(parent, 0, "fwe", device_get_unit(parent));
135 }
136
137 static int
138 fwe_probe(device_t dev)
139 {
140         device_t pa;
141
142         pa = device_get_parent(dev);
143         if(device_get_unit(dev) != device_get_unit(pa)){
144                 return(ENXIO);
145         }
146
147         device_set_desc(dev, "Ethernet over FireWire");
148         return (0);
149 }
150
151 static int
152 fwe_attach(device_t dev)
153 {
154         struct fwe_softc *fwe;
155         struct ifnet *ifp;
156         int unit, s;
157         u_char *eaddr;
158         struct fw_eui64 *eui;
159
160         fwe = ((struct fwe_softc *)device_get_softc(dev));
161         unit = device_get_unit(dev);
162
163         bzero(fwe, sizeof(struct fwe_softc));
164         /* XXX */
165         fwe->stream_ch = stream_ch;
166         fwe->dma_ch = -1;
167
168         fwe->fd.fc = device_get_ivars(dev);
169         if (tx_speed < 0)
170                 tx_speed = fwe->fd.fc->speed;
171
172         fwe->fd.dev = dev;
173         fwe->fd.post_explore = NULL;
174         fwe->eth_softc.fwe = fwe;
175
176         fwe->pkt_hdr.mode.stream.tcode = FWTCODE_STREAM;
177         fwe->pkt_hdr.mode.stream.sy = 0;
178         fwe->pkt_hdr.mode.stream.chtag = fwe->stream_ch;
179
180         /* generate fake MAC address: first and last 3bytes from eui64 */
181 #define LOCAL (0x02)
182 #define GROUP (0x01)
183         eaddr = &fwe->eth_softc.arpcom.ac_enaddr[0];
184
185         eui = &fwe->fd.fc->eui;
186         eaddr[0] = (FW_EUI64_BYTE(eui, 0) | LOCAL) & ~GROUP;
187         eaddr[1] = FW_EUI64_BYTE(eui, 1);
188         eaddr[2] = FW_EUI64_BYTE(eui, 2);
189         eaddr[3] = FW_EUI64_BYTE(eui, 5);
190         eaddr[4] = FW_EUI64_BYTE(eui, 6);
191         eaddr[5] = FW_EUI64_BYTE(eui, 7);
192         printf("if_fwe%d: Fake Ethernet address: "
193                 "%02x:%02x:%02x:%02x:%02x:%02x\n", unit,
194                 eaddr[0], eaddr[1], eaddr[2], eaddr[3], eaddr[4], eaddr[5]);
195
196         /* fill the rest and attach interface */        
197         ifp = &fwe->fwe_if;
198         ifp->if_softc = &fwe->eth_softc;
199
200         if_initname(ifp, device_get_name(dev), unit);
201         ifp->if_init = fwe_init;
202         ifp->if_start = fwe_start;
203         ifp->if_ioctl = fwe_ioctl;
204         ifp->if_capabilities = IFCAP_VLAN_MTU;
205 #ifdef DEVICE_POLLING
206         ifp->if_poll = fwe_poll;
207 #endif
208         ifp->if_mtu = ETHERMTU;
209         ifp->if_flags = (IFF_BROADCAST|IFF_SIMPLEX|IFF_MULTICAST);
210         ifq_set_maxlen(&ifp->if_snd, TX_MAX_QUEUE);
211         ifq_set_ready(&ifp->if_snd);
212
213         s = splimp();
214         ether_ifattach(ifp, eaddr);
215         splx(s);
216
217         /* Tell the upper layer(s) we support long frames. */
218         ifp->if_data.ifi_hdrlen = sizeof(struct ether_vlan_header);
219
220
221         FWEDEBUG(ifp, "interface created\n");
222         return 0;
223 }
224
225 static void
226 fwe_stop(struct fwe_softc *fwe)
227 {
228         struct firewire_comm *fc;
229         struct fw_xferq *xferq;
230         struct ifnet *ifp = &fwe->fwe_if;
231         struct fw_xfer *xfer, *next;
232         int i;
233
234         fc = fwe->fd.fc;
235
236         ifp->if_flags &= ~(IFF_RUNNING | IFF_OACTIVE);
237
238         if (fwe->dma_ch >= 0) {
239                 xferq = fc->ir[fwe->dma_ch];
240
241                 if (xferq->flag & FWXFERQ_RUNNING)
242                         fc->irx_disable(fc, fwe->dma_ch);
243                 xferq->flag &= 
244                         ~(FWXFERQ_MODEMASK | FWXFERQ_OPEN | FWXFERQ_STREAM |
245                         FWXFERQ_EXTBUF | FWXFERQ_HANDLER | FWXFERQ_CHTAGMASK);
246                 xferq->hand =  NULL;
247
248                 for (i = 0; i < xferq->bnchunk; i ++)
249                         m_freem(xferq->bulkxfer[i].mbuf);
250                 free(xferq->bulkxfer, M_FWE);
251
252                 for (xfer = STAILQ_FIRST(&fwe->xferlist); xfer != NULL;
253                                         xfer = next) {
254                         next = STAILQ_NEXT(xfer, link);
255                         fw_xfer_free(xfer);
256                 }
257                 STAILQ_INIT(&fwe->xferlist);
258
259                 xferq->bulkxfer =  NULL;
260                 fwe->dma_ch = -1;
261         }
262 }
263
264 static int
265 fwe_detach(device_t dev)
266 {
267         struct fwe_softc *fwe;
268         int s;
269
270         fwe = (struct fwe_softc *)device_get_softc(dev);
271         s = splimp();
272
273         fwe_stop(fwe);
274         ether_ifdetach(&fwe->fwe_if);
275
276         splx(s);
277         return 0;
278 }
279
280 static void
281 fwe_init(void *arg)
282 {
283         struct fwe_softc *fwe = ((struct fwe_eth_softc *)arg)->fwe;
284         struct firewire_comm *fc;
285         struct ifnet *ifp = &fwe->fwe_if;
286         struct fw_xferq *xferq;
287         struct fw_xfer *xfer;
288         struct mbuf *m;
289         int i;
290
291         FWEDEBUG(ifp, "initializing\n");
292
293         /* XXX keep promiscoud mode */
294         ifp->if_flags |= IFF_PROMISC;
295
296         fc = fwe->fd.fc;
297 #define START 0
298         if (fwe->dma_ch < 0) {
299                 for (i = START; i < fc->nisodma; i ++) {
300                         xferq = fc->ir[i];
301                         if ((xferq->flag & FWXFERQ_OPEN) == 0)
302                                 goto found;
303                 }
304                 printf("no free dma channel\n");
305                 return;
306 found:
307                 fwe->dma_ch = i;
308                 fwe->stream_ch = stream_ch;
309                 fwe->pkt_hdr.mode.stream.chtag = fwe->stream_ch;
310                 /* allocate DMA channel and init packet mode */
311                 xferq->flag |= FWXFERQ_OPEN | FWXFERQ_EXTBUF |
312                                 FWXFERQ_HANDLER | FWXFERQ_STREAM;
313                 xferq->flag &= ~0xff;
314                 xferq->flag |= fwe->stream_ch & 0xff;
315                 /* register fwe_input handler */
316                 xferq->sc = (caddr_t) fwe;
317                 xferq->hand = fwe_as_input;
318                 xferq->bnchunk = rx_queue_len;
319                 xferq->bnpacket = 1;
320                 xferq->psize = MCLBYTES;
321                 xferq->queued = 0;
322                 xferq->buf = NULL;
323                 xferq->bulkxfer = (struct fw_bulkxfer *) malloc(
324                         sizeof(struct fw_bulkxfer) * xferq->bnchunk,
325                                                         M_FWE, M_WAITOK);
326                 if (xferq->bulkxfer == NULL) {
327                         printf("if_fwe: malloc failed\n");
328                         return;
329                 }
330                 STAILQ_INIT(&xferq->stvalid);
331                 STAILQ_INIT(&xferq->stfree);
332                 STAILQ_INIT(&xferq->stdma);
333                 xferq->stproc = NULL;
334                 for (i = 0; i < xferq->bnchunk; i ++) {
335                         m = m_getcl(MB_WAIT, MT_DATA, M_PKTHDR);
336                         xferq->bulkxfer[i].mbuf = m;
337                         if (m != NULL) {
338                                 m->m_len = m->m_pkthdr.len = m->m_ext.ext_size;
339                                 STAILQ_INSERT_TAIL(&xferq->stfree,
340                                                 &xferq->bulkxfer[i], link);
341                         } else
342                                 printf("fwe_as_input: m_getcl failed\n");
343                 }
344                 STAILQ_INIT(&fwe->xferlist);
345                 for (i = 0; i < TX_MAX_QUEUE; i++) {
346                         xfer = fw_xfer_alloc(M_FWE);
347                         if (xfer == NULL)
348                                 break;
349                         xfer->send.spd = tx_speed;
350                         xfer->fc = fwe->fd.fc;
351                         xfer->retry_req = fw_asybusy;
352                         xfer->sc = (caddr_t)fwe;
353                         xfer->act.hand = fwe_output_callback;
354                         STAILQ_INSERT_TAIL(&fwe->xferlist, xfer, link);
355                 }
356         } else
357                 xferq = fc->ir[fwe->dma_ch];
358
359
360         /* start dma */
361         if ((xferq->flag & FWXFERQ_RUNNING) == 0)
362                 fc->irx_enable(fc, fwe->dma_ch);
363
364         ifp->if_flags |= IFF_RUNNING;
365         ifp->if_flags &= ~IFF_OACTIVE;
366 }
367
368
369 static int
370 fwe_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data, struct ucred *cr)
371 {
372         struct fwe_softc *fwe = ((struct fwe_eth_softc *)ifp->if_softc)->fwe;
373         struct ifstat *ifs = NULL;
374         int s, error, len;
375
376         switch (cmd) {
377         case SIOCSIFFLAGS:
378                 s = splimp();
379                 if (ifp->if_flags & IFF_UP) {
380                         if (!(ifp->if_flags & IFF_RUNNING))
381                                 fwe_init(&fwe->eth_softc);
382                 } else {
383                         if (ifp->if_flags & IFF_RUNNING)
384                                 fwe_stop(fwe);
385                 }
386                 /* XXX keep promiscoud mode */
387                 ifp->if_flags |= IFF_PROMISC;
388                 splx(s);
389                 break;
390         case SIOCADDMULTI:
391         case SIOCDELMULTI:
392                 break;
393
394         case SIOCGIFSTATUS:
395                 s = splimp();
396                 ifs = (struct ifstat *)data;
397                 len = strlen(ifs->ascii);
398                 if (len < sizeof(ifs->ascii))
399                         snprintf(ifs->ascii + len,
400                                 sizeof(ifs->ascii) - len,
401                                 "\tch %d dma %d\n",
402                                         fwe->stream_ch, fwe->dma_ch);
403                 splx(s);
404                 break;
405         default:
406                 s = splimp();
407                 error = ether_ioctl(ifp, cmd, data);
408                 splx(s);
409                 return (error);
410         }
411
412         return (0);
413 }
414
415 static void
416 fwe_output_callback(struct fw_xfer *xfer)
417 {
418         struct fwe_softc *fwe;
419         struct ifnet *ifp;
420         int s;
421
422         fwe = (struct fwe_softc *)xfer->sc;
423         ifp = &fwe->fwe_if;
424         /* XXX error check */
425         FWEDEBUG(ifp, "resp = %d\n", xfer->resp);
426         if (xfer->resp != 0)
427                 ifp->if_oerrors ++;
428                 
429         m_freem(xfer->mbuf);
430         fw_xfer_unload(xfer);
431
432         s = splimp();
433         STAILQ_INSERT_TAIL(&fwe->xferlist, xfer, link);
434         splx(s);
435
436         /* for queue full */
437         if (!ifq_is_empty(&ifp->if_snd))
438                 fwe_start(ifp);
439 }
440
441 static void
442 fwe_start(struct ifnet *ifp)
443 {
444         struct fwe_softc *fwe = ((struct fwe_eth_softc *)ifp->if_softc)->fwe;
445         int s;
446
447         FWEDEBUG(ifp, "starting\n");
448
449         if (fwe->dma_ch < 0) {
450                 FWEDEBUG(ifp, "not ready\n");
451
452                 s = splimp();
453                 ifq_purge(&ifp->if_snd);
454                 splx(s);
455
456                 return;
457         }
458
459         s = splimp();
460         ifp->if_flags |= IFF_OACTIVE;
461
462         if (!ifq_is_empty(&ifp->if_snd))
463                 fwe_as_output(fwe, ifp);
464
465         ifp->if_flags &= ~IFF_OACTIVE;
466         splx(s);
467 }
468
469 #define HDR_LEN 4
470 #ifndef ETHER_ALIGN
471 #define ETHER_ALIGN 2
472 #endif
473 /* Async. stream output */
474 static void
475 fwe_as_output(struct fwe_softc *fwe, struct ifnet *ifp)
476 {
477         struct mbuf *m;
478         struct fw_xfer *xfer;
479         struct fw_xferq *xferq;
480         struct fw_pkt *fp;
481         int i = 0;
482
483         xfer = NULL;
484         xferq = fwe->fd.fc->atq;
485         while (xferq->queued < xferq->maxq - 1) {
486                 xfer = STAILQ_FIRST(&fwe->xferlist);
487                 if (xfer == NULL) {
488                         printf("if_fwe: lack of xfer\n");
489                         return;
490                 }
491                 m = ifq_dequeue(&ifp->if_snd);
492                 if (m == NULL)
493                         break;
494                 STAILQ_REMOVE_HEAD(&fwe->xferlist, link);
495                 BPF_MTAP(ifp, m);
496
497                 /* keep ip packet alignment for alpha */
498                 M_PREPEND(m, ETHER_ALIGN, MB_DONTWAIT);
499                 fp = &xfer->send.hdr;
500                 *(u_int32_t *)&xfer->send.hdr = *(int32_t *)&fwe->pkt_hdr;
501                 fp->mode.stream.len = m->m_pkthdr.len;
502                 xfer->mbuf = m;
503                 xfer->send.pay_len = m->m_pkthdr.len;
504
505                 if (fw_asyreq(fwe->fd.fc, -1, xfer) != 0) {
506                         /* error */
507                         ifp->if_oerrors ++;
508                         /* XXX set error code */
509                         fwe_output_callback(xfer);
510                 } else {
511                         ifp->if_opackets ++;
512                         i++;
513                 }
514         }
515 #if 0
516         if (i > 1)
517                 printf("%d queued\n", i);
518 #endif
519         if (i > 0)
520                 xferq->start(fwe->fd.fc);
521 }
522
523 /* Async. stream output */
524 static void
525 fwe_as_input(struct fw_xferq *xferq)
526 {
527         struct mbuf *m, *m0;
528         struct ifnet *ifp;
529         struct fwe_softc *fwe;
530         struct fw_bulkxfer *sxfer;
531         struct fw_pkt *fp;
532         u_char *c;
533
534         fwe = (struct fwe_softc *)xferq->sc;
535         ifp = &fwe->fwe_if;
536         while ((sxfer = STAILQ_FIRST(&xferq->stvalid)) != NULL) {
537                 STAILQ_REMOVE_HEAD(&xferq->stvalid, link);
538                 fp = mtod(sxfer->mbuf, struct fw_pkt *);
539                 if (fwe->fd.fc->irx_post != NULL)
540                         fwe->fd.fc->irx_post(fwe->fd.fc, fp->mode.ld);
541                 m = sxfer->mbuf;
542
543                 /* insert new rbuf */
544                 sxfer->mbuf = m0 = m_getcl(MB_DONTWAIT, MT_DATA, M_PKTHDR);
545                 if (m0 != NULL) {
546                         m0->m_len = m0->m_pkthdr.len = m0->m_ext.ext_size;
547                         STAILQ_INSERT_TAIL(&xferq->stfree, sxfer, link);
548                 } else
549                         printf("fwe_as_input: m_getcl failed\n");
550
551                 if (sxfer->resp != 0 || fp->mode.stream.len <
552                     ETHER_ALIGN + sizeof(struct ether_header)) {
553                         m_freem(m);
554                         ifp->if_ierrors ++;
555                         continue;
556                 }
557
558                 m->m_data += HDR_LEN + ETHER_ALIGN;
559                 c = mtod(m, char *);
560                 m->m_len = m->m_pkthdr.len =
561                                 fp->mode.stream.len - ETHER_ALIGN;
562                 m->m_pkthdr.rcvif = ifp;
563 #if 0
564                 FWEDEBUG(ifp, "%02x %02x %02x %02x %02x %02x\n"
565                          "%02x %02x %02x %02x %02x %02x\n"
566                          "%02x %02x %02x %02x\n"
567                          "%02x %02x %02x %02x\n"
568                          "%02x %02x %02x %02x\n"
569                          "%02x %02x %02x %02x\n",
570                          c[0], c[1], c[2], c[3], c[4], c[5],
571                          c[6], c[7], c[8], c[9], c[10], c[11],
572                          c[12], c[13], c[14], c[15],
573                          c[16], c[17], c[18], c[19],
574                          c[20], c[21], c[22], c[23],
575                          c[20], c[21], c[22], c[23]
576                  );
577 #endif
578                 (*ifp->if_input)(ifp, m);
579                 ifp->if_ipackets ++;
580         }
581         if (STAILQ_FIRST(&xferq->stfree) != NULL)
582                 fwe->fd.fc->irx_enable(fwe->fd.fc, fwe->dma_ch);
583 }
584
585
586 static devclass_t fwe_devclass;
587
588 static device_method_t fwe_methods[] = {
589         /* device interface */
590         DEVMETHOD(device_identify,      fwe_identify),
591         DEVMETHOD(device_probe,         fwe_probe),
592         DEVMETHOD(device_attach,        fwe_attach),
593         DEVMETHOD(device_detach,        fwe_detach),
594         { 0, 0 }
595 };
596
597 static driver_t fwe_driver = {
598         "fwe",
599         fwe_methods,
600         sizeof(struct fwe_softc),
601 };
602
603
604 DECLARE_DUMMY_MODULE(fwe);
605 DRIVER_MODULE(fwe, firewire, fwe_driver, fwe_devclass, 0, 0);
606 MODULE_VERSION(fwe, 1);
607 MODULE_DEPEND(fwe, firewire, 1, 1, 1);