if_fwip.c revision 150968
1139749Simp/*- 2130407Sdfr * Copyright (c) 2004 3130407Sdfr * Doug Rabson 4130407Sdfr * Copyright (c) 2002-2003 5130407Sdfr * Hidetoshi Shimokawa. All rights reserved. 6130407Sdfr * 7130407Sdfr * Redistribution and use in source and binary forms, with or without 8130407Sdfr * modification, are permitted provided that the following conditions 9130407Sdfr * are met: 10130407Sdfr * 1. Redistributions of source code must retain the above copyright 11130407Sdfr * notice, this list of conditions and the following disclaimer. 12130407Sdfr * 2. Redistributions in binary form must reproduce the above copyright 13130407Sdfr * notice, this list of conditions and the following disclaimer in the 14130407Sdfr * documentation and/or other materials provided with the distribution. 15130407Sdfr * 3. All advertising materials mentioning features or use of this software 16130407Sdfr * must display the following acknowledgement: 17130407Sdfr * 18130407Sdfr * This product includes software developed by Hidetoshi Shimokawa. 19130407Sdfr * 20130407Sdfr * 4. Neither the name of the author nor the names of its contributors 21130407Sdfr * may be used to endorse or promote products derived from this software 22130407Sdfr * without specific prior written permission. 23130407Sdfr * 24130407Sdfr * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25130407Sdfr * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26130407Sdfr * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27130407Sdfr * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28130407Sdfr * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29130407Sdfr * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30130407Sdfr * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31130407Sdfr * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32130407Sdfr * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33130407Sdfr * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34130407Sdfr * SUCH DAMAGE. 35130407Sdfr * 36130407Sdfr * $FreeBSD: head/sys/dev/firewire/if_fwip.c 150968 2005-10-05 10:09:17Z glebius $ 37130407Sdfr */ 38130407Sdfr 39150968Sglebius#ifdef HAVE_KERNEL_OPTION_HEADERS 40150968Sglebius#include "opt_device_polling.h" 41130407Sdfr#include "opt_inet.h" 42150968Sglebius#endif 43130407Sdfr 44130407Sdfr#include <sys/param.h> 45130407Sdfr#include <sys/kernel.h> 46130407Sdfr#include <sys/malloc.h> 47130407Sdfr#include <sys/mbuf.h> 48130407Sdfr#include <sys/socket.h> 49130407Sdfr#include <sys/sockio.h> 50130407Sdfr#include <sys/sysctl.h> 51130407Sdfr#include <sys/systm.h> 52130407Sdfr#include <sys/taskqueue.h> 53130407Sdfr#include <sys/module.h> 54130407Sdfr#include <sys/bus.h> 55130407Sdfr#include <machine/bus.h> 56130407Sdfr 57130407Sdfr#include <net/bpf.h> 58130407Sdfr#include <net/if.h> 59130407Sdfr#include <net/firewire.h> 60130407Sdfr#include <net/if_arp.h> 61147256Sbrooks#include <net/if_types.h> 62130407Sdfr#ifdef __DragonFly__ 63130407Sdfr#include <bus/firewire/firewire.h> 64130407Sdfr#include <bus/firewire/firewirereg.h> 65130407Sdfr#include "if_fwipvar.h" 66130407Sdfr#else 67130407Sdfr#include <dev/firewire/firewire.h> 68130407Sdfr#include <dev/firewire/firewirereg.h> 69130411Sdfr#include <dev/firewire/iec13213.h> 70130407Sdfr#include <dev/firewire/if_fwipvar.h> 71130407Sdfr#endif 72130407Sdfr 73130407Sdfr/* 74130407Sdfr * We really need a mechanism for allocating regions in the FIFO 75130407Sdfr * address space. We pick a address in the OHCI controller's 'middle' 76130407Sdfr * address space. This means that the controller will automatically 77130407Sdfr * send responses for us, which is fine since we don't have any 78130407Sdfr * important information to put in the response anyway. 79130407Sdfr */ 80130407Sdfr#define INET_FIFO 0xfffe00000000LL 81130407Sdfr 82130407Sdfr#define FWIPDEBUG if (fwipdebug) if_printf 83130407Sdfr#define TX_MAX_QUEUE (FWMAXQUEUE - 1) 84130407Sdfr 85130407Sdfr/* network interface */ 86130407Sdfrstatic void fwip_start (struct ifnet *); 87130407Sdfrstatic int fwip_ioctl (struct ifnet *, u_long, caddr_t); 88130407Sdfrstatic void fwip_init (void *); 89130407Sdfr 90130407Sdfrstatic void fwip_post_busreset (void *); 91130407Sdfrstatic void fwip_output_callback (struct fw_xfer *); 92130407Sdfrstatic void fwip_async_output (struct fwip_softc *, struct ifnet *); 93130407Sdfrstatic void fwip_start_send (void *, int); 94130407Sdfrstatic void fwip_stream_input (struct fw_xferq *); 95130407Sdfrstatic void fwip_unicast_input(struct fw_xfer *); 96130407Sdfr 97130407Sdfrstatic int fwipdebug = 0; 98132445Sdfrstatic int broadcast_channel = 0xc0 | 0x1f; /* tag | channel(XXX) */ 99130407Sdfrstatic int tx_speed = 2; 100130407Sdfrstatic int rx_queue_len = FWMAXQUEUE; 101130407Sdfr 102130407SdfrMALLOC_DEFINE(M_FWIP, "if_fwip", "IP over FireWire interface"); 103130407SdfrSYSCTL_INT(_debug, OID_AUTO, if_fwip_debug, CTLFLAG_RW, &fwipdebug, 0, ""); 104130407SdfrSYSCTL_DECL(_hw_firewire); 105130407SdfrSYSCTL_NODE(_hw_firewire, OID_AUTO, fwip, CTLFLAG_RD, 0, 106130407Sdfr "Firewire ip subsystem"); 107130407SdfrSYSCTL_INT(_hw_firewire_fwip, OID_AUTO, rx_queue_len, CTLFLAG_RW, &rx_queue_len, 108130407Sdfr 0, "Length of the receive queue"); 109130407Sdfr 110130407SdfrTUNABLE_INT("hw.firewire.fwip.rx_queue_len", &rx_queue_len); 111130407Sdfr 112130407Sdfr#ifdef DEVICE_POLLING 113130407Sdfrstatic poll_handler_t fwip_poll; 114130407Sdfr 115130407Sdfrstatic void 116130407Sdfrfwip_poll(struct ifnet *ifp, enum poll_cmd cmd, int count) 117130407Sdfr{ 118130407Sdfr struct fwip_softc *fwip; 119130407Sdfr struct firewire_comm *fc; 120130407Sdfr 121150789Sglebius if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) 122150789Sglebius return; 123150789Sglebius 124130407Sdfr fwip = ((struct fwip_eth_softc *)ifp->if_softc)->fwip; 125130407Sdfr fc = fwip->fd.fc; 126130407Sdfr fc->poll(fc, (cmd == POLL_AND_CHECK_STATUS)?0:1, count); 127130407Sdfr} 128150789Sglebius#endif /* DEVICE_POLLING */ 129150789Sglebius 130130407Sdfrstatic void 131130407Sdfrfwip_identify(driver_t *driver, device_t parent) 132130407Sdfr{ 133130407Sdfr BUS_ADD_CHILD(parent, 0, "fwip", device_get_unit(parent)); 134130407Sdfr} 135130407Sdfr 136130407Sdfrstatic int 137130407Sdfrfwip_probe(device_t dev) 138130407Sdfr{ 139130407Sdfr device_t pa; 140130407Sdfr 141130407Sdfr pa = device_get_parent(dev); 142130407Sdfr if(device_get_unit(dev) != device_get_unit(pa)){ 143130407Sdfr return(ENXIO); 144130407Sdfr } 145130407Sdfr 146130407Sdfr device_set_desc(dev, "IP over FireWire"); 147130407Sdfr return (0); 148130407Sdfr} 149130407Sdfr 150130407Sdfrstatic int 151130407Sdfrfwip_attach(device_t dev) 152130407Sdfr{ 153130407Sdfr struct fwip_softc *fwip; 154130407Sdfr struct ifnet *ifp; 155130407Sdfr int unit, s; 156130407Sdfr struct fw_hwaddr *hwaddr; 157130407Sdfr 158130407Sdfr fwip = ((struct fwip_softc *)device_get_softc(dev)); 159130407Sdfr unit = device_get_unit(dev); 160147256Sbrooks ifp = fwip->fw_softc.fwip_ifp = if_alloc(IFT_IEEE1394); 161147256Sbrooks if (ifp == NULL) 162147256Sbrooks return (ENOSPC); 163130407Sdfr 164130407Sdfr /* XXX */ 165130407Sdfr fwip->dma_ch = -1; 166130407Sdfr 167130407Sdfr fwip->fd.fc = device_get_ivars(dev); 168130407Sdfr if (tx_speed < 0) 169130407Sdfr tx_speed = fwip->fd.fc->speed; 170130407Sdfr 171130407Sdfr fwip->fd.dev = dev; 172130407Sdfr fwip->fd.post_explore = NULL; 173130407Sdfr fwip->fd.post_busreset = fwip_post_busreset; 174130407Sdfr fwip->fw_softc.fwip = fwip; 175130407Sdfr TASK_INIT(&fwip->start_send, 0, fwip_start_send, fwip); 176130407Sdfr 177130407Sdfr /* 178130407Sdfr * Encode our hardware the way that arp likes it. 179130407Sdfr */ 180147256Sbrooks hwaddr = &IFP2FWC(fwip->fw_softc.fwip_ifp)->fc_hwaddr; 181130407Sdfr hwaddr->sender_unique_ID_hi = htonl(fwip->fd.fc->eui.hi); 182130407Sdfr hwaddr->sender_unique_ID_lo = htonl(fwip->fd.fc->eui.lo); 183130407Sdfr hwaddr->sender_max_rec = fwip->fd.fc->maxrec; 184130407Sdfr hwaddr->sspd = fwip->fd.fc->speed; 185130407Sdfr hwaddr->sender_unicast_FIFO_hi = htons((uint16_t)(INET_FIFO >> 32)); 186130407Sdfr hwaddr->sender_unicast_FIFO_lo = htonl((uint32_t)INET_FIFO); 187130407Sdfr 188130407Sdfr /* fill the rest and attach interface */ 189130407Sdfr ifp->if_softc = &fwip->fw_softc; 190130407Sdfr 191130407Sdfr#if __FreeBSD_version >= 501113 || defined(__DragonFly__) 192130407Sdfr if_initname(ifp, device_get_name(dev), unit); 193130407Sdfr#else 194130407Sdfr ifp->if_unit = unit; 195130407Sdfr ifp->if_name = "fwip"; 196130407Sdfr#endif 197130407Sdfr ifp->if_init = fwip_init; 198130407Sdfr ifp->if_start = fwip_start; 199130407Sdfr ifp->if_ioctl = fwip_ioctl; 200133686Srwatson ifp->if_flags = (IFF_BROADCAST|IFF_SIMPLEX|IFF_MULTICAST| 201133686Srwatson IFF_NEEDSGIANT); 202130407Sdfr ifp->if_snd.ifq_maxlen = TX_MAX_QUEUE; 203150789Sglebius#ifdef DEVICE_POLLING 204150789Sglebius ifp->if_capabilities |= IFCAP_POLLING; 205150789Sglebius#endif 206130407Sdfr 207130407Sdfr s = splimp(); 208130407Sdfr firewire_ifattach(ifp, hwaddr); 209130407Sdfr splx(s); 210130407Sdfr 211130407Sdfr FWIPDEBUG(ifp, "interface created\n"); 212130407Sdfr return 0; 213130407Sdfr} 214130407Sdfr 215130407Sdfrstatic void 216130407Sdfrfwip_stop(struct fwip_softc *fwip) 217130407Sdfr{ 218130407Sdfr struct firewire_comm *fc; 219130407Sdfr struct fw_xferq *xferq; 220147256Sbrooks struct ifnet *ifp = fwip->fw_softc.fwip_ifp; 221130407Sdfr struct fw_xfer *xfer, *next; 222130407Sdfr int i; 223130407Sdfr 224130407Sdfr fc = fwip->fd.fc; 225130407Sdfr 226130407Sdfr if (fwip->dma_ch >= 0) { 227130407Sdfr xferq = fc->ir[fwip->dma_ch]; 228130407Sdfr 229130407Sdfr if (xferq->flag & FWXFERQ_RUNNING) 230130407Sdfr fc->irx_disable(fc, fwip->dma_ch); 231130407Sdfr xferq->flag &= 232130407Sdfr ~(FWXFERQ_MODEMASK | FWXFERQ_OPEN | FWXFERQ_STREAM | 233130407Sdfr FWXFERQ_EXTBUF | FWXFERQ_HANDLER | FWXFERQ_CHTAGMASK); 234130407Sdfr xferq->hand = NULL; 235130407Sdfr 236130407Sdfr for (i = 0; i < xferq->bnchunk; i ++) 237130407Sdfr m_freem(xferq->bulkxfer[i].mbuf); 238130407Sdfr free(xferq->bulkxfer, M_FWIP); 239130407Sdfr 240130407Sdfr fw_bindremove(fc, &fwip->fwb); 241130407Sdfr for (xfer = STAILQ_FIRST(&fwip->fwb.xferlist); xfer != NULL; 242130407Sdfr xfer = next) { 243130407Sdfr next = STAILQ_NEXT(xfer, link); 244130407Sdfr fw_xfer_free(xfer); 245130407Sdfr } 246130407Sdfr 247130407Sdfr for (xfer = STAILQ_FIRST(&fwip->xferlist); xfer != NULL; 248130407Sdfr xfer = next) { 249130407Sdfr next = STAILQ_NEXT(xfer, link); 250130407Sdfr fw_xfer_free(xfer); 251130407Sdfr } 252130407Sdfr STAILQ_INIT(&fwip->xferlist); 253130407Sdfr 254130407Sdfr xferq->bulkxfer = NULL; 255130407Sdfr fwip->dma_ch = -1; 256130407Sdfr } 257130407Sdfr 258148887Srwatson#if defined(__FreeBSD__) 259148887Srwatson ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE); 260148887Srwatson#else 261130407Sdfr ifp->if_flags &= ~(IFF_RUNNING | IFF_OACTIVE); 262148887Srwatson#endif 263130407Sdfr} 264130407Sdfr 265130407Sdfrstatic int 266130407Sdfrfwip_detach(device_t dev) 267130407Sdfr{ 268130407Sdfr struct fwip_softc *fwip; 269150789Sglebius struct ifnet *ifp; 270130407Sdfr int s; 271130407Sdfr 272130407Sdfr fwip = (struct fwip_softc *)device_get_softc(dev); 273150789Sglebius ifp = fwip->fw_softc.fwip_ifp; 274150789Sglebius 275150789Sglebius#ifdef DEVICE_POLLING 276150789Sglebius if (ifp->if_capenable & IFCAP_POLLING) 277150789Sglebius ether_poll_deregister(ifp); 278150789Sglebius#endif 279150789Sglebius 280130407Sdfr s = splimp(); 281130407Sdfr 282130407Sdfr fwip_stop(fwip); 283150789Sglebius firewire_ifdetach(ifp); 284150789Sglebius if_free(ifp); 285130407Sdfr 286130407Sdfr splx(s); 287130407Sdfr return 0; 288130407Sdfr} 289130407Sdfr 290130407Sdfrstatic void 291130407Sdfrfwip_init(void *arg) 292130407Sdfr{ 293130407Sdfr struct fwip_softc *fwip = ((struct fwip_eth_softc *)arg)->fwip; 294130407Sdfr struct firewire_comm *fc; 295147256Sbrooks struct ifnet *ifp = fwip->fw_softc.fwip_ifp; 296130407Sdfr struct fw_xferq *xferq; 297130407Sdfr struct fw_xfer *xfer; 298130407Sdfr struct mbuf *m; 299130407Sdfr int i; 300130407Sdfr 301130407Sdfr FWIPDEBUG(ifp, "initializing\n"); 302130407Sdfr 303130407Sdfr fc = fwip->fd.fc; 304130407Sdfr#define START 0 305130407Sdfr if (fwip->dma_ch < 0) { 306130407Sdfr for (i = START; i < fc->nisodma; i ++) { 307130407Sdfr xferq = fc->ir[i]; 308130407Sdfr if ((xferq->flag & FWXFERQ_OPEN) == 0) 309130407Sdfr goto found; 310130407Sdfr } 311130407Sdfr printf("no free dma channel\n"); 312130407Sdfr return; 313130407Sdfrfound: 314130407Sdfr fwip->dma_ch = i; 315130407Sdfr /* allocate DMA channel and init packet mode */ 316130407Sdfr xferq->flag |= FWXFERQ_OPEN | FWXFERQ_EXTBUF | 317130407Sdfr FWXFERQ_HANDLER | FWXFERQ_STREAM; 318130407Sdfr xferq->flag &= ~0xff; 319130407Sdfr xferq->flag |= broadcast_channel & 0xff; 320130407Sdfr /* register fwip_input handler */ 321130407Sdfr xferq->sc = (caddr_t) fwip; 322130407Sdfr xferq->hand = fwip_stream_input; 323130407Sdfr xferq->bnchunk = rx_queue_len; 324130407Sdfr xferq->bnpacket = 1; 325130407Sdfr xferq->psize = MCLBYTES; 326130407Sdfr xferq->queued = 0; 327130407Sdfr xferq->buf = NULL; 328130407Sdfr xferq->bulkxfer = (struct fw_bulkxfer *) malloc( 329130407Sdfr sizeof(struct fw_bulkxfer) * xferq->bnchunk, 330130407Sdfr M_FWIP, M_WAITOK); 331130407Sdfr if (xferq->bulkxfer == NULL) { 332130407Sdfr printf("if_fwip: malloc failed\n"); 333130407Sdfr return; 334130407Sdfr } 335130407Sdfr STAILQ_INIT(&xferq->stvalid); 336130407Sdfr STAILQ_INIT(&xferq->stfree); 337130407Sdfr STAILQ_INIT(&xferq->stdma); 338130407Sdfr xferq->stproc = NULL; 339130407Sdfr for (i = 0; i < xferq->bnchunk; i ++) { 340130407Sdfr m = 341130407Sdfr#if defined(__DragonFly__) || __FreeBSD_version < 500000 342130407Sdfr m_getcl(M_WAIT, MT_DATA, M_PKTHDR); 343130407Sdfr#else 344130407Sdfr m_getcl(M_TRYWAIT, MT_DATA, M_PKTHDR); 345130407Sdfr#endif 346130407Sdfr xferq->bulkxfer[i].mbuf = m; 347130407Sdfr if (m != NULL) { 348130407Sdfr m->m_len = m->m_pkthdr.len = m->m_ext.ext_size; 349130407Sdfr STAILQ_INSERT_TAIL(&xferq->stfree, 350130407Sdfr &xferq->bulkxfer[i], link); 351130407Sdfr } else 352130407Sdfr printf("fwip_as_input: m_getcl failed\n"); 353130407Sdfr } 354130407Sdfr 355130407Sdfr fwip->fwb.start = INET_FIFO; 356130407Sdfr fwip->fwb.end = INET_FIFO + 16384; /* S3200 packet size */ 357130407Sdfr fwip->fwb.act_type = FWACT_XFER; 358130407Sdfr 359130407Sdfr /* pre-allocate xfer */ 360130407Sdfr STAILQ_INIT(&fwip->fwb.xferlist); 361130407Sdfr for (i = 0; i < rx_queue_len; i ++) { 362130407Sdfr xfer = fw_xfer_alloc(M_FWIP); 363130407Sdfr if (xfer == NULL) 364130407Sdfr break; 365130407Sdfr m = m_getcl(M_TRYWAIT, MT_DATA, M_PKTHDR); 366130407Sdfr xfer->recv.payload = mtod(m, uint32_t *); 367130407Sdfr xfer->recv.pay_len = MCLBYTES; 368130407Sdfr xfer->act.hand = fwip_unicast_input; 369130407Sdfr xfer->fc = fc; 370130407Sdfr xfer->sc = (caddr_t)fwip; 371130407Sdfr xfer->mbuf = m; 372130407Sdfr STAILQ_INSERT_TAIL(&fwip->fwb.xferlist, xfer, link); 373130407Sdfr } 374130407Sdfr fw_bindadd(fc, &fwip->fwb); 375130407Sdfr 376130407Sdfr STAILQ_INIT(&fwip->xferlist); 377130407Sdfr for (i = 0; i < TX_MAX_QUEUE; i++) { 378130407Sdfr xfer = fw_xfer_alloc(M_FWIP); 379130407Sdfr if (xfer == NULL) 380130407Sdfr break; 381130407Sdfr xfer->send.spd = tx_speed; 382130407Sdfr xfer->fc = fwip->fd.fc; 383130407Sdfr xfer->retry_req = fw_asybusy; 384130407Sdfr xfer->sc = (caddr_t)fwip; 385130407Sdfr xfer->act.hand = fwip_output_callback; 386130407Sdfr STAILQ_INSERT_TAIL(&fwip->xferlist, xfer, link); 387130407Sdfr } 388130407Sdfr } else 389130407Sdfr xferq = fc->ir[fwip->dma_ch]; 390130407Sdfr 391130407Sdfr fwip->last_dest.hi = 0; 392130407Sdfr fwip->last_dest.lo = 0; 393130407Sdfr 394130407Sdfr /* start dma */ 395130407Sdfr if ((xferq->flag & FWXFERQ_RUNNING) == 0) 396130407Sdfr fc->irx_enable(fc, fwip->dma_ch); 397130407Sdfr 398148887Srwatson#if defined(__FreeBSD__) 399148887Srwatson ifp->if_drv_flags |= IFF_DRV_RUNNING; 400148887Srwatson ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; 401148887Srwatson#else 402130407Sdfr ifp->if_flags |= IFF_RUNNING; 403130407Sdfr ifp->if_flags &= ~IFF_OACTIVE; 404148887Srwatson#endif 405130407Sdfr 406130407Sdfr#if 0 407130407Sdfr /* attempt to start output */ 408130407Sdfr fwip_start(ifp); 409130407Sdfr#endif 410130407Sdfr} 411130407Sdfr 412130407Sdfrstatic int 413130407Sdfrfwip_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) 414130407Sdfr{ 415130407Sdfr struct fwip_softc *fwip = ((struct fwip_eth_softc *)ifp->if_softc)->fwip; 416130407Sdfr int s, error; 417130407Sdfr 418130407Sdfr switch (cmd) { 419130407Sdfr case SIOCSIFFLAGS: 420130407Sdfr s = splimp(); 421130407Sdfr if (ifp->if_flags & IFF_UP) { 422148887Srwatson#if defined(__FreeBSD__) 423148887Srwatson if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) 424148887Srwatson#else 425130407Sdfr if (!(ifp->if_flags & IFF_RUNNING)) 426148887Srwatson#endif 427130407Sdfr fwip_init(&fwip->fw_softc); 428130407Sdfr } else { 429148887Srwatson#if defined(__FreeBSD__) 430148887Srwatson if (ifp->if_drv_flags & IFF_DRV_RUNNING) 431148887Srwatson#else 432130407Sdfr if (ifp->if_flags & IFF_RUNNING) 433148887Srwatson#endif 434130407Sdfr fwip_stop(fwip); 435130407Sdfr } 436130407Sdfr splx(s); 437130407Sdfr break; 438130407Sdfr case SIOCADDMULTI: 439130407Sdfr case SIOCDELMULTI: 440130407Sdfr break; 441150789Sglebius case SIOCSIFCAP: 442150789Sglebius#ifdef DEVICE_POLLING 443150789Sglebius { 444150789Sglebius struct ifreq *ifr = (struct ifreq *) data; 445150789Sglebius struct firewire_comm *fc = fc = fwip->fd.fc; 446130407Sdfr 447150789Sglebius if (ifr->ifr_reqcap & IFCAP_POLLING && 448150789Sglebius !(ifp->if_capenable & IFCAP_POLLING)) { 449150789Sglebius error = ether_poll_register(fwip_poll, ifp); 450150789Sglebius if (error) 451150789Sglebius return(error); 452150789Sglebius /* Disable interrupts */ 453150789Sglebius fc->set_intr(fc, 0); 454150789Sglebius ifp->if_capenable |= IFCAP_POLLING; 455150789Sglebius return (error); 456150789Sglebius 457150789Sglebius } 458150789Sglebius if (!(ifr->ifr_reqcap & IFCAP_POLLING) && 459150789Sglebius ifp->if_capenable & IFCAP_POLLING) { 460150789Sglebius error = ether_poll_deregister(ifp); 461150789Sglebius /* Enable interrupts. */ 462150789Sglebius fc->set_intr(fc, 1); 463150789Sglebius ifp->if_capenable &= ~IFCAP_POLLING; 464150789Sglebius return (error); 465150789Sglebius } 466150789Sglebius } 467150789Sglebius#endif /* DEVICE_POLLING */ 468150789Sglebius break; 469130407Sdfr#if defined(__FreeBSD__) && __FreeBSD_version >= 500000 470130407Sdfr default: 471130407Sdfr#else 472130407Sdfr case SIOCSIFADDR: 473130407Sdfr case SIOCGIFADDR: 474130407Sdfr case SIOCSIFMTU: 475130407Sdfr#endif 476130407Sdfr s = splimp(); 477130407Sdfr error = firewire_ioctl(ifp, cmd, data); 478130407Sdfr splx(s); 479130407Sdfr return (error); 480130407Sdfr#if defined(__DragonFly__) || __FreeBSD_version < 500000 481130407Sdfr default: 482130407Sdfr return (EINVAL); 483130407Sdfr#endif 484130407Sdfr } 485130407Sdfr 486130407Sdfr return (0); 487130407Sdfr} 488130407Sdfr 489130407Sdfrstatic void 490130407Sdfrfwip_post_busreset(void *arg) 491130407Sdfr{ 492130407Sdfr struct fwip_softc *fwip = arg; 493130411Sdfr struct crom_src *src; 494130411Sdfr struct crom_chunk *root; 495130407Sdfr 496130411Sdfr src = fwip->fd.fc->crom_src; 497130411Sdfr root = fwip->fd.fc->crom_root; 498130411Sdfr 499130411Sdfr /* RFC2734 IPv4 over IEEE1394 */ 500130411Sdfr bzero(&fwip->unit4, sizeof(struct crom_chunk)); 501130411Sdfr crom_add_chunk(src, root, &fwip->unit4, CROM_UDIR); 502130411Sdfr crom_add_entry(&fwip->unit4, CSRKEY_SPEC, CSRVAL_IETF); 503130411Sdfr crom_add_simple_text(src, &fwip->unit4, &fwip->spec4, "IANA"); 504130411Sdfr crom_add_entry(&fwip->unit4, CSRKEY_VER, 1); 505130411Sdfr crom_add_simple_text(src, &fwip->unit4, &fwip->ver4, "IPv4"); 506130411Sdfr 507130411Sdfr /* RFC3146 IPv6 over IEEE1394 */ 508130411Sdfr bzero(&fwip->unit6, sizeof(struct crom_chunk)); 509130411Sdfr crom_add_chunk(src, root, &fwip->unit6, CROM_UDIR); 510130411Sdfr crom_add_entry(&fwip->unit6, CSRKEY_SPEC, CSRVAL_IETF); 511130411Sdfr crom_add_simple_text(src, &fwip->unit6, &fwip->spec6, "IANA"); 512130411Sdfr crom_add_entry(&fwip->unit6, CSRKEY_VER, 2); 513130411Sdfr crom_add_simple_text(src, &fwip->unit6, &fwip->ver6, "IPv6"); 514130411Sdfr 515130407Sdfr fwip->last_dest.hi = 0; 516130407Sdfr fwip->last_dest.lo = 0; 517147256Sbrooks firewire_busreset(fwip->fw_softc.fwip_ifp); 518130407Sdfr} 519130407Sdfr 520130407Sdfrstatic void 521130407Sdfrfwip_output_callback(struct fw_xfer *xfer) 522130407Sdfr{ 523130407Sdfr struct fwip_softc *fwip; 524130407Sdfr struct ifnet *ifp; 525130407Sdfr int s; 526130407Sdfr 527130407Sdfr GIANT_REQUIRED; 528130407Sdfr 529130407Sdfr fwip = (struct fwip_softc *)xfer->sc; 530147256Sbrooks ifp = fwip->fw_softc.fwip_ifp; 531130407Sdfr /* XXX error check */ 532130407Sdfr FWIPDEBUG(ifp, "resp = %d\n", xfer->resp); 533130407Sdfr if (xfer->resp != 0) 534130407Sdfr ifp->if_oerrors ++; 535130407Sdfr 536130407Sdfr m_freem(xfer->mbuf); 537130407Sdfr fw_xfer_unload(xfer); 538130407Sdfr 539130407Sdfr s = splimp(); 540130407Sdfr STAILQ_INSERT_TAIL(&fwip->xferlist, xfer, link); 541130407Sdfr splx(s); 542130407Sdfr 543130407Sdfr /* for queue full */ 544130407Sdfr if (ifp->if_snd.ifq_head != NULL) 545130407Sdfr fwip_start(ifp); 546130407Sdfr} 547130407Sdfr 548130407Sdfrstatic void 549130407Sdfrfwip_start(struct ifnet *ifp) 550130407Sdfr{ 551130407Sdfr struct fwip_softc *fwip = ((struct fwip_eth_softc *)ifp->if_softc)->fwip; 552130407Sdfr int s; 553130407Sdfr 554130407Sdfr GIANT_REQUIRED; 555130407Sdfr 556130407Sdfr FWIPDEBUG(ifp, "starting\n"); 557130407Sdfr 558130407Sdfr if (fwip->dma_ch < 0) { 559130407Sdfr struct mbuf *m = NULL; 560130407Sdfr 561130407Sdfr FWIPDEBUG(ifp, "not ready\n"); 562130407Sdfr 563130407Sdfr s = splimp(); 564130407Sdfr do { 565130407Sdfr IF_DEQUEUE(&ifp->if_snd, m); 566130407Sdfr if (m != NULL) 567130407Sdfr m_freem(m); 568130407Sdfr ifp->if_oerrors ++; 569130407Sdfr } while (m != NULL); 570130407Sdfr splx(s); 571130407Sdfr 572130407Sdfr return; 573130407Sdfr } 574130407Sdfr 575130407Sdfr s = splimp(); 576148887Srwatson#if defined(__FreeBSD__) 577148887Srwatson ifp->if_drv_flags |= IFF_DRV_OACTIVE; 578148887Srwatson#else 579130407Sdfr ifp->if_flags |= IFF_OACTIVE; 580148887Srwatson#endif 581130407Sdfr 582130407Sdfr if (ifp->if_snd.ifq_len != 0) 583130407Sdfr fwip_async_output(fwip, ifp); 584130407Sdfr 585148887Srwatson#if defined(__FreeBSD__) 586148887Srwatson ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; 587148887Srwatson#else 588130407Sdfr ifp->if_flags &= ~IFF_OACTIVE; 589148887Srwatson#endif 590130407Sdfr splx(s); 591130407Sdfr} 592130407Sdfr 593130407Sdfr/* Async. stream output */ 594130407Sdfrstatic void 595130407Sdfrfwip_async_output(struct fwip_softc *fwip, struct ifnet *ifp) 596130407Sdfr{ 597130407Sdfr struct firewire_comm *fc = fwip->fd.fc; 598130407Sdfr struct mbuf *m; 599130407Sdfr struct m_tag *mtag; 600130407Sdfr struct fw_hwaddr *destfw; 601130407Sdfr struct fw_xfer *xfer; 602130407Sdfr struct fw_xferq *xferq; 603130407Sdfr struct fw_pkt *fp; 604130407Sdfr uint16_t nodeid; 605130460Sdfr int error; 606130407Sdfr int i = 0; 607130407Sdfr 608130407Sdfr GIANT_REQUIRED; 609130407Sdfr 610130407Sdfr xfer = NULL; 611130407Sdfr xferq = fwip->fd.fc->atq; 612130407Sdfr while (xferq->queued < xferq->maxq - 1) { 613130407Sdfr xfer = STAILQ_FIRST(&fwip->xferlist); 614130407Sdfr if (xfer == NULL) { 615130407Sdfr printf("if_fwip: lack of xfer\n"); 616130407Sdfr return; 617130407Sdfr } 618130407Sdfr IF_DEQUEUE(&ifp->if_snd, m); 619130407Sdfr if (m == NULL) 620130407Sdfr break; 621130407Sdfr 622130407Sdfr /* 623130407Sdfr * Dig out the link-level address which 624130407Sdfr * firewire_output got via arp or neighbour 625130407Sdfr * discovery. If we don't have a link-level address, 626130407Sdfr * just stick the thing on the broadcast channel. 627130407Sdfr */ 628130407Sdfr mtag = m_tag_locate(m, MTAG_FIREWIRE, MTAG_FIREWIRE_HWADDR, 0); 629130407Sdfr if (mtag == NULL) 630130407Sdfr destfw = 0; 631130407Sdfr else 632130407Sdfr destfw = (struct fw_hwaddr *) (mtag + 1); 633130407Sdfr 634130407Sdfr STAILQ_REMOVE_HEAD(&fwip->xferlist, link); 635130407Sdfr 636130407Sdfr /* 637130407Sdfr * We don't do any bpf stuff here - the generic code 638130407Sdfr * in firewire_output gives the packet to bpf before 639130407Sdfr * it adds the link-level encapsulation. 640130407Sdfr */ 641130407Sdfr 642130407Sdfr /* 643130407Sdfr * Put the mbuf in the xfer early in case we hit an 644130407Sdfr * error case below - fwip_output_callback will free 645130407Sdfr * the mbuf. 646130407Sdfr */ 647130407Sdfr xfer->mbuf = m; 648130407Sdfr 649130407Sdfr /* 650130407Sdfr * We use the arp result (if any) to add a suitable firewire 651130407Sdfr * packet header before handing off to the bus. 652130407Sdfr */ 653130407Sdfr fp = &xfer->send.hdr; 654130407Sdfr nodeid = FWLOCALBUS | fc->nodeid; 655130407Sdfr if ((m->m_flags & M_BCAST) || !destfw) { 656130407Sdfr /* 657130407Sdfr * Broadcast packets are sent as GASP packets with 658130407Sdfr * specifier ID 0x00005e, version 1 on the broadcast 659130407Sdfr * channel. To be conservative, we send at the 660130407Sdfr * slowest possible speed. 661130407Sdfr */ 662130407Sdfr uint32_t *p; 663130407Sdfr 664130407Sdfr M_PREPEND(m, 2*sizeof(uint32_t), M_DONTWAIT); 665130407Sdfr p = mtod(m, uint32_t *); 666130407Sdfr fp->mode.stream.len = m->m_pkthdr.len; 667130407Sdfr fp->mode.stream.chtag = broadcast_channel; 668130407Sdfr fp->mode.stream.tcode = FWTCODE_STREAM; 669130407Sdfr fp->mode.stream.sy = 0; 670130407Sdfr xfer->send.spd = 0; 671130407Sdfr p[0] = htonl(nodeid << 16); 672130407Sdfr p[1] = htonl((0x5e << 24) | 1); 673130407Sdfr } else { 674130407Sdfr /* 675130407Sdfr * Unicast packets are sent as block writes to the 676130407Sdfr * target's unicast fifo address. If we can't 677130407Sdfr * find the node address, we just give up. We 678130407Sdfr * could broadcast it but that might overflow 679130407Sdfr * the packet size limitations due to the 680130407Sdfr * extra GASP header. Note: the hardware 681130407Sdfr * address is stored in network byte order to 682130407Sdfr * make life easier for ARP. 683130407Sdfr */ 684130407Sdfr struct fw_device *fd; 685130407Sdfr struct fw_eui64 eui; 686130407Sdfr 687130407Sdfr eui.hi = ntohl(destfw->sender_unique_ID_hi); 688130407Sdfr eui.lo = ntohl(destfw->sender_unique_ID_lo); 689130407Sdfr if (fwip->last_dest.hi != eui.hi || 690130407Sdfr fwip->last_dest.lo != eui.lo) { 691130407Sdfr fd = fw_noderesolve_eui64(fc, &eui); 692130407Sdfr if (!fd) { 693130407Sdfr /* error */ 694130407Sdfr ifp->if_oerrors ++; 695130407Sdfr /* XXX set error code */ 696130407Sdfr fwip_output_callback(xfer); 697130407Sdfr continue; 698130407Sdfr 699130407Sdfr } 700130407Sdfr fwip->last_hdr.mode.wreqb.dst = FWLOCALBUS | fd->dst; 701130407Sdfr fwip->last_hdr.mode.wreqb.tlrt = 0; 702130407Sdfr fwip->last_hdr.mode.wreqb.tcode = FWTCODE_WREQB; 703130407Sdfr fwip->last_hdr.mode.wreqb.pri = 0; 704130407Sdfr fwip->last_hdr.mode.wreqb.src = nodeid; 705130407Sdfr fwip->last_hdr.mode.wreqb.dest_hi = 706130407Sdfr ntohs(destfw->sender_unicast_FIFO_hi); 707130407Sdfr fwip->last_hdr.mode.wreqb.dest_lo = 708130407Sdfr ntohl(destfw->sender_unicast_FIFO_lo); 709130407Sdfr fwip->last_hdr.mode.wreqb.extcode = 0; 710130407Sdfr fwip->last_dest = eui; 711130407Sdfr } 712130407Sdfr 713130407Sdfr fp->mode.wreqb = fwip->last_hdr.mode.wreqb; 714130407Sdfr fp->mode.wreqb.len = m->m_pkthdr.len; 715130407Sdfr xfer->send.spd = min(destfw->sspd, fc->speed); 716130407Sdfr } 717130407Sdfr 718130407Sdfr xfer->send.pay_len = m->m_pkthdr.len; 719130407Sdfr 720130460Sdfr error = fw_asyreq(fc, -1, xfer); 721130460Sdfr if (error == EAGAIN) { 722130460Sdfr /* 723130460Sdfr * We ran out of tlabels - requeue the packet 724130460Sdfr * for later transmission. 725130460Sdfr */ 726130460Sdfr xfer->mbuf = 0; 727130460Sdfr STAILQ_INSERT_TAIL(&fwip->xferlist, xfer, link); 728130460Sdfr IF_PREPEND(&ifp->if_snd, m); 729130460Sdfr break; 730130460Sdfr } 731130460Sdfr if (error) { 732130407Sdfr /* error */ 733130407Sdfr ifp->if_oerrors ++; 734130407Sdfr /* XXX set error code */ 735130407Sdfr fwip_output_callback(xfer); 736130407Sdfr continue; 737130407Sdfr } else { 738130407Sdfr ifp->if_opackets ++; 739130407Sdfr i++; 740130407Sdfr } 741130407Sdfr } 742130407Sdfr#if 0 743130407Sdfr if (i > 1) 744130407Sdfr printf("%d queued\n", i); 745130407Sdfr#endif 746130407Sdfr if (i > 0) { 747130407Sdfr#if 1 748130407Sdfr xferq->start(fc); 749130407Sdfr#else 750130407Sdfr taskqueue_enqueue(taskqueue_swi_giant, &fwip->start_send); 751130407Sdfr#endif 752130407Sdfr } 753130407Sdfr} 754130407Sdfr 755130407Sdfrstatic void 756130407Sdfrfwip_start_send (void *arg, int count) 757130407Sdfr{ 758130407Sdfr struct fwip_softc *fwip = arg; 759130407Sdfr 760130407Sdfr GIANT_REQUIRED; 761130407Sdfr fwip->fd.fc->atq->start(fwip->fd.fc); 762130407Sdfr} 763130407Sdfr 764130407Sdfr/* Async. stream output */ 765130407Sdfrstatic void 766130407Sdfrfwip_stream_input(struct fw_xferq *xferq) 767130407Sdfr{ 768130407Sdfr struct mbuf *m, *m0; 769130407Sdfr struct m_tag *mtag; 770130407Sdfr struct ifnet *ifp; 771130407Sdfr struct fwip_softc *fwip; 772130407Sdfr struct fw_bulkxfer *sxfer; 773130407Sdfr struct fw_pkt *fp; 774130407Sdfr uint16_t src; 775130407Sdfr uint32_t *p; 776130407Sdfr 777130407Sdfr GIANT_REQUIRED; 778130407Sdfr 779130407Sdfr fwip = (struct fwip_softc *)xferq->sc; 780147256Sbrooks ifp = fwip->fw_softc.fwip_ifp; 781150789Sglebius 782130407Sdfr while ((sxfer = STAILQ_FIRST(&xferq->stvalid)) != NULL) { 783130407Sdfr STAILQ_REMOVE_HEAD(&xferq->stvalid, link); 784130407Sdfr fp = mtod(sxfer->mbuf, struct fw_pkt *); 785130407Sdfr if (fwip->fd.fc->irx_post != NULL) 786130407Sdfr fwip->fd.fc->irx_post(fwip->fd.fc, fp->mode.ld); 787130407Sdfr m = sxfer->mbuf; 788130407Sdfr 789130407Sdfr /* insert new rbuf */ 790130407Sdfr sxfer->mbuf = m0 = m_getcl(M_DONTWAIT, MT_DATA, M_PKTHDR); 791130407Sdfr if (m0 != NULL) { 792130407Sdfr m0->m_len = m0->m_pkthdr.len = m0->m_ext.ext_size; 793130407Sdfr STAILQ_INSERT_TAIL(&xferq->stfree, sxfer, link); 794130407Sdfr } else 795130407Sdfr printf("fwip_as_input: m_getcl failed\n"); 796130407Sdfr 797130407Sdfr /* 798130407Sdfr * We must have a GASP header - leave the 799130407Sdfr * encapsulation sanity checks to the generic 800130407Sdfr * code. Remeber that we also have the firewire async 801130407Sdfr * stream header even though that isn't accounted for 802130407Sdfr * in mode.stream.len. 803130407Sdfr */ 804130407Sdfr if (sxfer->resp != 0 || fp->mode.stream.len < 805130407Sdfr 2*sizeof(uint32_t)) { 806130407Sdfr m_freem(m); 807130407Sdfr ifp->if_ierrors ++; 808130407Sdfr continue; 809130407Sdfr } 810130407Sdfr m->m_len = m->m_pkthdr.len = fp->mode.stream.len 811130407Sdfr + sizeof(fp->mode.stream); 812130407Sdfr 813130407Sdfr /* 814130407Sdfr * If we received the packet on the broadcast channel, 815130407Sdfr * mark it as broadcast, otherwise we assume it must 816130407Sdfr * be multicast. 817130407Sdfr */ 818130407Sdfr if (fp->mode.stream.chtag == broadcast_channel) 819130407Sdfr m->m_flags |= M_BCAST; 820130407Sdfr else 821130407Sdfr m->m_flags |= M_MCAST; 822130407Sdfr 823130407Sdfr /* 824130407Sdfr * Make sure we recognise the GASP specifier and 825130407Sdfr * version. 826130407Sdfr */ 827130407Sdfr p = mtod(m, uint32_t *); 828130407Sdfr if ((((ntohl(p[1]) & 0xffff) << 8) | ntohl(p[2]) >> 24) != 0x00005e 829130407Sdfr || (ntohl(p[2]) & 0xffffff) != 1) { 830130407Sdfr FWIPDEBUG(ifp, "Unrecognised GASP header %#08x %#08x\n", 831130407Sdfr ntohl(p[1]), ntohl(p[2])); 832130407Sdfr m_freem(m); 833130407Sdfr ifp->if_ierrors ++; 834130407Sdfr continue; 835130407Sdfr } 836130407Sdfr 837130407Sdfr /* 838130407Sdfr * Record the sender ID for possible BPF usage. 839130407Sdfr */ 840130407Sdfr src = ntohl(p[1]) >> 16; 841130407Sdfr if (ifp->if_bpf) { 842130407Sdfr mtag = m_tag_alloc(MTAG_FIREWIRE, 843130407Sdfr MTAG_FIREWIRE_SENDER_EUID, 844130407Sdfr 2*sizeof(uint32_t), M_NOWAIT); 845130407Sdfr if (mtag) { 846130407Sdfr /* bpf wants it in network byte order */ 847130407Sdfr struct fw_device *fd; 848130407Sdfr uint32_t *p = (uint32_t *) (mtag + 1); 849130407Sdfr fd = fw_noderesolve_nodeid(fwip->fd.fc, 850130407Sdfr src & 0x3f); 851130407Sdfr if (fd) { 852130407Sdfr p[0] = htonl(fd->eui.hi); 853130407Sdfr p[1] = htonl(fd->eui.lo); 854130407Sdfr } else { 855130407Sdfr p[0] = 0; 856130407Sdfr p[1] = 0; 857130407Sdfr } 858130407Sdfr m_tag_prepend(m, mtag); 859130407Sdfr } 860130407Sdfr } 861130407Sdfr 862130407Sdfr /* 863130407Sdfr * Trim off the GASP header 864130407Sdfr */ 865130407Sdfr m_adj(m, 3*sizeof(uint32_t)); 866130407Sdfr m->m_pkthdr.rcvif = ifp; 867130407Sdfr firewire_input(ifp, m, src); 868130407Sdfr ifp->if_ipackets ++; 869130407Sdfr } 870130407Sdfr if (STAILQ_FIRST(&xferq->stfree) != NULL) 871130407Sdfr fwip->fd.fc->irx_enable(fwip->fd.fc, fwip->dma_ch); 872130407Sdfr} 873130407Sdfr 874130407Sdfrstatic __inline void 875130407Sdfrfwip_unicast_input_recycle(struct fwip_softc *fwip, struct fw_xfer *xfer) 876130407Sdfr{ 877130407Sdfr struct mbuf *m; 878130407Sdfr 879130407Sdfr GIANT_REQUIRED; 880130407Sdfr 881130407Sdfr /* 882130407Sdfr * We have finished with a unicast xfer. Allocate a new 883130407Sdfr * cluster and stick it on the back of the input queue. 884130407Sdfr */ 885130407Sdfr m = m_getcl(M_TRYWAIT, MT_DATA, M_PKTHDR); 886130407Sdfr xfer->mbuf = m; 887130407Sdfr xfer->recv.payload = mtod(m, uint32_t *); 888130407Sdfr xfer->recv.pay_len = MCLBYTES; 889130407Sdfr xfer->mbuf = m; 890130407Sdfr STAILQ_INSERT_TAIL(&fwip->fwb.xferlist, xfer, link); 891130407Sdfr} 892130407Sdfr 893130407Sdfrstatic void 894130407Sdfrfwip_unicast_input(struct fw_xfer *xfer) 895130407Sdfr{ 896130407Sdfr uint64_t address; 897130407Sdfr struct mbuf *m; 898130407Sdfr struct m_tag *mtag; 899130407Sdfr struct ifnet *ifp; 900130407Sdfr struct fwip_softc *fwip; 901130407Sdfr struct fw_pkt *fp; 902130407Sdfr //struct fw_pkt *sfp; 903130407Sdfr int rtcode; 904130407Sdfr 905130407Sdfr GIANT_REQUIRED; 906130407Sdfr 907130407Sdfr fwip = (struct fwip_softc *)xfer->sc; 908147256Sbrooks ifp = fwip->fw_softc.fwip_ifp; 909130407Sdfr m = xfer->mbuf; 910130407Sdfr xfer->mbuf = 0; 911130407Sdfr fp = &xfer->recv.hdr; 912130407Sdfr 913130407Sdfr /* 914130407Sdfr * Check the fifo address - we only accept addresses of 915130407Sdfr * exactly INET_FIFO. 916130407Sdfr */ 917130407Sdfr address = ((uint64_t)fp->mode.wreqb.dest_hi << 32) 918130407Sdfr | fp->mode.wreqb.dest_lo; 919130407Sdfr if (fp->mode.wreqb.tcode != FWTCODE_WREQB) { 920130407Sdfr rtcode = FWRCODE_ER_TYPE; 921130407Sdfr } else if (address != INET_FIFO) { 922130407Sdfr rtcode = FWRCODE_ER_ADDR; 923130407Sdfr } else { 924130407Sdfr rtcode = FWRCODE_COMPLETE; 925130407Sdfr } 926130407Sdfr 927130407Sdfr /* 928130407Sdfr * Pick up a new mbuf and stick it on the back of the receive 929130407Sdfr * queue. 930130407Sdfr */ 931130407Sdfr fwip_unicast_input_recycle(fwip, xfer); 932130407Sdfr 933130407Sdfr /* 934130407Sdfr * If we've already rejected the packet, give up now. 935130407Sdfr */ 936130407Sdfr if (rtcode != FWRCODE_COMPLETE) { 937130407Sdfr m_freem(m); 938130407Sdfr ifp->if_ierrors ++; 939130407Sdfr return; 940130407Sdfr } 941130407Sdfr 942130407Sdfr if (ifp->if_bpf) { 943130407Sdfr /* 944130407Sdfr * Record the sender ID for possible BPF usage. 945130407Sdfr */ 946130407Sdfr mtag = m_tag_alloc(MTAG_FIREWIRE, MTAG_FIREWIRE_SENDER_EUID, 947130407Sdfr 2*sizeof(uint32_t), M_NOWAIT); 948130407Sdfr if (mtag) { 949130407Sdfr /* bpf wants it in network byte order */ 950130407Sdfr struct fw_device *fd; 951130407Sdfr uint32_t *p = (uint32_t *) (mtag + 1); 952130407Sdfr fd = fw_noderesolve_nodeid(fwip->fd.fc, 953130407Sdfr fp->mode.wreqb.src & 0x3f); 954130407Sdfr if (fd) { 955130407Sdfr p[0] = htonl(fd->eui.hi); 956130407Sdfr p[1] = htonl(fd->eui.lo); 957130407Sdfr } else { 958130407Sdfr p[0] = 0; 959130407Sdfr p[1] = 0; 960130407Sdfr } 961130407Sdfr m_tag_prepend(m, mtag); 962130407Sdfr } 963130407Sdfr } 964130407Sdfr 965130407Sdfr /* 966130407Sdfr * Hand off to the generic encapsulation code. We don't use 967130407Sdfr * ifp->if_input so that we can pass the source nodeid as an 968130407Sdfr * argument to facilitate link-level fragment reassembly. 969130407Sdfr */ 970130407Sdfr m->m_len = m->m_pkthdr.len = fp->mode.wreqb.len; 971130407Sdfr m->m_pkthdr.rcvif = ifp; 972130407Sdfr firewire_input(ifp, m, fp->mode.wreqb.src); 973130407Sdfr ifp->if_ipackets ++; 974130407Sdfr} 975130407Sdfr 976130407Sdfrstatic devclass_t fwip_devclass; 977130407Sdfr 978130407Sdfrstatic device_method_t fwip_methods[] = { 979130407Sdfr /* device interface */ 980130407Sdfr DEVMETHOD(device_identify, fwip_identify), 981130407Sdfr DEVMETHOD(device_probe, fwip_probe), 982130407Sdfr DEVMETHOD(device_attach, fwip_attach), 983130407Sdfr DEVMETHOD(device_detach, fwip_detach), 984130407Sdfr { 0, 0 } 985130407Sdfr}; 986130407Sdfr 987130407Sdfrstatic driver_t fwip_driver = { 988130407Sdfr "fwip", 989130407Sdfr fwip_methods, 990130407Sdfr sizeof(struct fwip_softc), 991130407Sdfr}; 992130407Sdfr 993130407Sdfr 994130407Sdfr#ifdef __DragonFly__ 995130407SdfrDECLARE_DUMMY_MODULE(fwip); 996130407Sdfr#endif 997130407SdfrDRIVER_MODULE(fwip, firewire, fwip_driver, fwip_devclass, 0, 0); 998130407SdfrMODULE_VERSION(fwip, 1); 999130407SdfrMODULE_DEPEND(fwip, firewire, 1, 1, 1); 1000