firewire.c revision 129585
1103285Sikob/* 2113584Ssimokawa * Copyright (c) 2003 Hidetoshi Shimokawa 3103285Sikob * Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi Shimokawa 4103285Sikob * All rights reserved. 5103285Sikob * 6103285Sikob * Redistribution and use in source and binary forms, with or without 7103285Sikob * modification, are permitted provided that the following conditions 8103285Sikob * are met: 9103285Sikob * 1. Redistributions of source code must retain the above copyright 10103285Sikob * notice, this list of conditions and the following disclaimer. 11103285Sikob * 2. Redistributions in binary form must reproduce the above copyright 12103285Sikob * notice, this list of conditions and the following disclaimer in the 13103285Sikob * documentation and/or other materials provided with the distribution. 14103285Sikob * 3. All advertising materials mentioning features or use of this software 15103285Sikob * must display the acknowledgement as bellow: 16103285Sikob * 17103285Sikob * This product includes software developed by K. Kobayashi and H. Shimokawa 18103285Sikob * 19103285Sikob * 4. The name of the author may not be used to endorse or promote products 20103285Sikob * derived from this software without specific prior written permission. 21103285Sikob * 22103285Sikob * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23103285Sikob * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 24103285Sikob * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 25103285Sikob * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 26103285Sikob * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 27103285Sikob * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 28103285Sikob * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29103285Sikob * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 30103285Sikob * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 31103285Sikob * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32103285Sikob * POSSIBILITY OF SUCH DAMAGE. 33103285Sikob * 34103285Sikob * $FreeBSD: head/sys/dev/firewire/firewire.c 129585 2004-05-22 16:14:17Z dfr $ 35103285Sikob * 36103285Sikob */ 37103285Sikob 38103285Sikob#include <sys/param.h> 39103285Sikob#include <sys/systm.h> 40103285Sikob#include <sys/types.h> 41103285Sikob 42103285Sikob#include <sys/kernel.h> 43103285Sikob#include <sys/malloc.h> 44103285Sikob#include <sys/conf.h> 45103285Sikob#include <sys/sysctl.h> 46103285Sikob 47127468Ssimokawa#if defined(__DragonFly__) || __FreeBSD_version < 500000 48117067Ssimokawa#include <machine/clock.h> /* for DELAY() */ 49117067Ssimokawa#endif 50103285Sikob 51103285Sikob#include <sys/bus.h> /* used by smbus and newbus */ 52113584Ssimokawa#include <machine/bus.h> 53103285Sikob 54127468Ssimokawa#ifdef __DragonFly__ 55127468Ssimokawa#include "firewire.h" 56127468Ssimokawa#include "firewirereg.h" 57127468Ssimokawa#include "fwmem.h" 58127468Ssimokawa#include "iec13213.h" 59127468Ssimokawa#include "iec68113.h" 60127468Ssimokawa#else 61103285Sikob#include <dev/firewire/firewire.h> 62103285Sikob#include <dev/firewire/firewirereg.h> 63110072Ssimokawa#include <dev/firewire/fwmem.h> 64103285Sikob#include <dev/firewire/iec13213.h> 65103285Sikob#include <dev/firewire/iec68113.h> 66127468Ssimokawa#endif 67103285Sikob 68116376Ssimokawastruct crom_src_buf { 69116376Ssimokawa struct crom_src src; 70116376Ssimokawa struct crom_chunk root; 71116376Ssimokawa struct crom_chunk vendor; 72116376Ssimokawa struct crom_chunk hw; 73116376Ssimokawa}; 74116376Ssimokawa 75120850Ssimokawaint firewire_debug=0, try_bmr=1, hold_count=3; 76103285SikobSYSCTL_INT(_debug, OID_AUTO, firewire_debug, CTLFLAG_RW, &firewire_debug, 0, 77108281Ssimokawa "FireWire driver debug flag"); 78109736SsimokawaSYSCTL_NODE(_hw, OID_AUTO, firewire, CTLFLAG_RD, 0, "FireWire Subsystem"); 79109736SsimokawaSYSCTL_INT(_hw_firewire, OID_AUTO, try_bmr, CTLFLAG_RW, &try_bmr, 0, 80109736Ssimokawa "Try to be a bus manager"); 81120850SsimokawaSYSCTL_INT(_hw_firewire, OID_AUTO, hold_count, CTLFLAG_RW, &hold_count, 0, 82120850Ssimokawa "Number of count of bus resets for removing lost device information"); 83103285Sikob 84110195SsimokawaMALLOC_DEFINE(M_FW, "firewire", "FireWire"); 85110269SsimokawaMALLOC_DEFINE(M_FWXFER, "fw_xfer", "XFER/FireWire"); 86110195Ssimokawa 87103285Sikob#define FW_MAXASYRTY 4 88103285Sikob 89103285Sikobdevclass_t firewire_devclass; 90103285Sikob 91125238Ssimokawastatic void firewire_identify (driver_t *, device_t); 92125238Ssimokawastatic int firewire_probe (device_t); 93124169Ssimokawastatic int firewire_attach (device_t); 94124169Ssimokawastatic int firewire_detach (device_t); 95124169Ssimokawastatic int firewire_resume (device_t); 96103285Sikob#if 0 97124169Ssimokawastatic int firewire_shutdown (device_t); 98103285Sikob#endif 99124169Ssimokawastatic device_t firewire_add_child (device_t, int, const char *, int); 100124169Ssimokawastatic void fw_try_bmr (void *); 101124169Ssimokawastatic void fw_try_bmr_callback (struct fw_xfer *); 102124169Ssimokawastatic void fw_asystart (struct fw_xfer *); 103124169Ssimokawastatic int fw_get_tlabel (struct firewire_comm *, struct fw_xfer *); 104124169Ssimokawastatic void fw_bus_probe (struct firewire_comm *); 105124169Ssimokawastatic void fw_bus_explore (struct firewire_comm *); 106124169Ssimokawastatic void fw_bus_explore_callback (struct fw_xfer *); 107124169Ssimokawastatic void fw_attach_dev (struct firewire_comm *); 108106543Ssimokawa#ifdef FW_VMACCESS 109124169Ssimokawastatic void fw_vmaccess (struct fw_xfer *); 110106543Ssimokawa#endif 111129585Sdfrstruct fw_xfer *asyreqq (struct firewire_comm *, uint8_t, uint8_t, uint8_t, 112129585Sdfr uint32_t, uint32_t, void (*)(struct fw_xfer *)); 113124169Ssimokawastatic int fw_bmr (struct firewire_comm *); 114103285Sikob 115103285Sikobstatic device_method_t firewire_methods[] = { 116103285Sikob /* Device interface */ 117125238Ssimokawa DEVMETHOD(device_identify, firewire_identify), 118125238Ssimokawa DEVMETHOD(device_probe, firewire_probe), 119103285Sikob DEVMETHOD(device_attach, firewire_attach), 120103285Sikob DEVMETHOD(device_detach, firewire_detach), 121108642Ssimokawa DEVMETHOD(device_suspend, bus_generic_suspend), 122116978Ssimokawa DEVMETHOD(device_resume, firewire_resume), 123103285Sikob DEVMETHOD(device_shutdown, bus_generic_shutdown), 124103285Sikob 125103285Sikob /* Bus interface */ 126103285Sikob DEVMETHOD(bus_add_child, firewire_add_child), 127103285Sikob DEVMETHOD(bus_print_child, bus_generic_print_child), 128103285Sikob 129103285Sikob { 0, 0 } 130103285Sikob}; 131124251Ssimokawachar *linkspeed[] = { 132124251Ssimokawa "S100", "S200", "S400", "S800", 133124251Ssimokawa "S1600", "S3200", "undef", "undef" 134124251Ssimokawa}; 135103285Sikob 136124251Ssimokawastatic char *tcode_str[] = { 137124251Ssimokawa "WREQQ", "WREQB", "WRES", "undef", 138124251Ssimokawa "RREQQ", "RREQB", "RRESQ", "RRESB", 139124251Ssimokawa "CYCS", "LREQ", "STREAM", "LRES", 140124251Ssimokawa "undef", "undef", "PHY", "undef" 141124251Ssimokawa}; 142124251Ssimokawa 143114909Ssimokawa/* IEEE-1394a Table C-2 Gap count as a function of hops*/ 144114909Ssimokawa#define MAX_GAPHOP 15 145114909Ssimokawau_int gap_cnt[] = { 5, 5, 7, 8, 10, 13, 16, 18, 146114909Ssimokawa 21, 24, 26, 29, 32, 35, 37, 40}; 147106813Ssimokawa 148103285Sikobstatic driver_t firewire_driver = { 149103285Sikob "firewire", 150103285Sikob firewire_methods, 151103285Sikob sizeof(struct firewire_softc), 152103285Sikob}; 153103285Sikob 154103285Sikob/* 155110072Ssimokawa * Lookup fwdev by node id. 156103285Sikob */ 157106810Ssimokawastruct fw_device * 158110072Ssimokawafw_noderesolve_nodeid(struct firewire_comm *fc, int dst) 159103285Sikob{ 160103285Sikob struct fw_device *fwdev; 161110072Ssimokawa int s; 162110072Ssimokawa 163110072Ssimokawa s = splfw(); 164110193Ssimokawa STAILQ_FOREACH(fwdev, &fc->devices, link) 165120660Ssimokawa if (fwdev->dst == dst && fwdev->status != FWDEVINVAL) 166103285Sikob break; 167110072Ssimokawa splx(s); 168110072Ssimokawa 169106810Ssimokawa return fwdev; 170103285Sikob} 171106813Ssimokawa 172103285Sikob/* 173110072Ssimokawa * Lookup fwdev by EUI64. 174110072Ssimokawa */ 175110072Ssimokawastruct fw_device * 176110582Ssimokawafw_noderesolve_eui64(struct firewire_comm *fc, struct fw_eui64 *eui) 177110072Ssimokawa{ 178110072Ssimokawa struct fw_device *fwdev; 179110072Ssimokawa int s; 180110072Ssimokawa 181110072Ssimokawa s = splfw(); 182110193Ssimokawa STAILQ_FOREACH(fwdev, &fc->devices, link) 183110582Ssimokawa if (FW_EUI64_EQUAL(fwdev->eui, *eui)) 184110072Ssimokawa break; 185110072Ssimokawa splx(s); 186110072Ssimokawa 187110072Ssimokawa if(fwdev == NULL) return NULL; 188110072Ssimokawa if(fwdev->status == FWDEVINVAL) return NULL; 189110072Ssimokawa return fwdev; 190110072Ssimokawa} 191110072Ssimokawa 192110072Ssimokawa/* 193103285Sikob * Async. request procedure for userland application. 194103285Sikob */ 195103285Sikobint 196103285Sikobfw_asyreq(struct firewire_comm *fc, int sub, struct fw_xfer *xfer) 197103285Sikob{ 198103285Sikob int err = 0; 199103285Sikob struct fw_xferq *xferq; 200103285Sikob int tl = 0, len; 201103285Sikob struct fw_pkt *fp; 202103285Sikob int tcode; 203103285Sikob struct tcode_info *info; 204103285Sikob 205103285Sikob if(xfer == NULL) return EINVAL; 206103285Sikob if(xfer->act.hand == NULL){ 207103285Sikob printf("act.hand == NULL\n"); 208103285Sikob return EINVAL; 209103285Sikob } 210120660Ssimokawa fp = &xfer->send.hdr; 211103285Sikob 212103285Sikob tcode = fp->mode.common.tcode & 0xf; 213103285Sikob info = &fc->tcode[tcode]; 214103285Sikob if (info->flag == 0) { 215124251Ssimokawa printf("invalid tcode=%x\n", tcode); 216103285Sikob return EINVAL; 217103285Sikob } 218103285Sikob if (info->flag & FWTI_REQ) 219103285Sikob xferq = fc->atq; 220103285Sikob else 221103285Sikob xferq = fc->ats; 222103285Sikob len = info->hdr_len; 223120660Ssimokawa if (xfer->send.pay_len > MAXREC(fc->maxrec)) { 224120660Ssimokawa printf("send.pay_len > maxrec\n"); 225120660Ssimokawa return EINVAL; 226120660Ssimokawa } 227103285Sikob if (info->flag & FWTI_BLOCK_STR) 228120660Ssimokawa len = fp->mode.stream.len; 229103285Sikob else if (info->flag & FWTI_BLOCK_ASY) 230120660Ssimokawa len = fp->mode.rresb.len; 231120660Ssimokawa else 232120660Ssimokawa len = 0; 233120660Ssimokawa if (len != xfer->send.pay_len){ 234124251Ssimokawa printf("len(%d) != send.pay_len(%d) %s(%x)\n", 235124251Ssimokawa len, xfer->send.pay_len, tcode_str[tcode], tcode); 236103285Sikob return EINVAL; 237103285Sikob } 238106790Ssimokawa 239103285Sikob if(xferq->start == NULL){ 240103285Sikob printf("xferq->start == NULL\n"); 241103285Sikob return EINVAL; 242103285Sikob } 243103285Sikob if(!(xferq->queued < xferq->maxq)){ 244108655Ssimokawa device_printf(fc->bdev, "Discard a packet (queued=%d)\n", 245108655Ssimokawa xferq->queued); 246103285Sikob return EINVAL; 247103285Sikob } 248103285Sikob 249103285Sikob if (info->flag & FWTI_TLABEL) { 250103285Sikob if((tl = fw_get_tlabel(fc, xfer)) == -1 ) 251103285Sikob return EIO; 252103285Sikob fp->mode.hdr.tlrt = tl << 2; 253103285Sikob } 254103285Sikob 255103285Sikob xfer->tl = tl; 256103285Sikob xfer->resp = 0; 257103285Sikob xfer->fc = fc; 258103285Sikob xfer->q = xferq; 259103285Sikob xfer->retry_req = fw_asybusy; 260103285Sikob 261103285Sikob fw_asystart(xfer); 262103285Sikob return err; 263103285Sikob} 264103285Sikob/* 265103285Sikob * Wakeup blocked process. 266103285Sikob */ 267103285Sikobvoid 268103285Sikobfw_asy_callback(struct fw_xfer *xfer){ 269103285Sikob wakeup(xfer); 270103285Sikob return; 271103285Sikob} 272103285Sikob/* 273103285Sikob * Postpone to later retry. 274103285Sikob */ 275103285Sikobvoid fw_asybusy(struct fw_xfer *xfer){ 276103285Sikob printf("fw_asybusy\n"); 277103285Sikob/* 278103285Sikob xfer->ch = timeout((timeout_t *)fw_asystart, (void *)xfer, 20000); 279103285Sikob*/ 280124145Ssimokawa#if 0 281103285Sikob DELAY(20000); 282124145Ssimokawa#endif 283103285Sikob fw_asystart(xfer); 284103285Sikob return; 285103285Sikob} 286103285Sikob 287103285Sikob/* 288103285Sikob * Async. request with given xfer structure. 289103285Sikob */ 290106790Ssimokawastatic void 291106790Ssimokawafw_asystart(struct fw_xfer *xfer) 292106790Ssimokawa{ 293103285Sikob struct firewire_comm *fc = xfer->fc; 294103285Sikob int s; 295103285Sikob if(xfer->retry++ >= fc->max_asyretry){ 296113584Ssimokawa device_printf(fc->bdev, "max_asyretry exceeded\n"); 297103285Sikob xfer->resp = EBUSY; 298103285Sikob xfer->state = FWXF_BUSY; 299103285Sikob xfer->act.hand(xfer); 300103285Sikob return; 301103285Sikob } 302103285Sikob#if 0 /* XXX allow bus explore packets only after bus rest */ 303103285Sikob if (fc->status < FWBUSEXPLORE) { 304103285Sikob xfer->resp = EAGAIN; 305103285Sikob xfer->state = FWXF_BUSY; 306103285Sikob if (xfer->act.hand != NULL) 307103285Sikob xfer->act.hand(xfer); 308103285Sikob return; 309103285Sikob } 310103285Sikob#endif 311127468Ssimokawa microtime(&xfer->tv); 312103285Sikob s = splfw(); 313103285Sikob xfer->state = FWXF_INQ; 314103285Sikob STAILQ_INSERT_TAIL(&xfer->q->q, xfer, link); 315103285Sikob xfer->q->queued ++; 316103285Sikob splx(s); 317103285Sikob /* XXX just queue for mbuf */ 318103285Sikob if (xfer->mbuf == NULL) 319103285Sikob xfer->q->start(fc); 320103285Sikob return; 321103285Sikob} 322106790Ssimokawa 323125238Ssimokawastatic void 324125238Ssimokawafirewire_identify(driver_t *driver, device_t parent) 325125238Ssimokawa{ 326125238Ssimokawa BUS_ADD_CHILD(parent, 0, "firewire", -1); 327125238Ssimokawa} 328125238Ssimokawa 329103285Sikobstatic int 330125238Ssimokawafirewire_probe(device_t dev) 331103285Sikob{ 332108281Ssimokawa device_set_desc(dev, "IEEE1394(FireWire) bus"); 333125238Ssimokawa return (0); 334103285Sikob} 335106790Ssimokawa 336110577Ssimokawastatic void 337110577Ssimokawafirewire_xfer_timeout(struct firewire_comm *fc) 338110577Ssimokawa{ 339110577Ssimokawa struct fw_xfer *xfer; 340110577Ssimokawa struct tlabel *tl; 341110577Ssimokawa struct timeval tv; 342110577Ssimokawa struct timeval split_timeout; 343111040Ssimokawa int i, s; 344110577Ssimokawa 345120660Ssimokawa split_timeout.tv_sec = 0; 346120660Ssimokawa split_timeout.tv_usec = 200 * 1000; /* 200 msec */ 347110577Ssimokawa 348110577Ssimokawa microtime(&tv); 349110577Ssimokawa timevalsub(&tv, &split_timeout); 350110577Ssimokawa 351111040Ssimokawa s = splfw(); 352110577Ssimokawa for (i = 0; i < 0x40; i ++) { 353110577Ssimokawa while ((tl = STAILQ_FIRST(&fc->tlabels[i])) != NULL) { 354110577Ssimokawa xfer = tl->xfer; 355110577Ssimokawa if (timevalcmp(&xfer->tv, &tv, >)) 356110577Ssimokawa /* the rests are newer than this */ 357110577Ssimokawa break; 358124145Ssimokawa if (xfer->state == FWXF_START) 359124145Ssimokawa /* not sent yet */ 360124145Ssimokawa break; 361110577Ssimokawa device_printf(fc->bdev, 362117716Ssimokawa "split transaction timeout dst=0x%x tl=0x%x state=%d\n", 363120660Ssimokawa xfer->send.hdr.mode.hdr.dst, i, xfer->state); 364110577Ssimokawa xfer->resp = ETIMEDOUT; 365110577Ssimokawa STAILQ_REMOVE_HEAD(&fc->tlabels[i], link); 366113584Ssimokawa fw_xfer_done(xfer); 367110577Ssimokawa } 368110577Ssimokawa } 369111040Ssimokawa splx(s); 370110577Ssimokawa} 371110577Ssimokawa 372121463Ssimokawa#define WATCHDOC_HZ 10 373110577Ssimokawastatic void 374110577Ssimokawafirewire_watchdog(void *arg) 375110577Ssimokawa{ 376110577Ssimokawa struct firewire_comm *fc; 377121463Ssimokawa static int watchdoc_clock = 0; 378110577Ssimokawa 379110577Ssimokawa fc = (struct firewire_comm *)arg; 380121463Ssimokawa 381121463Ssimokawa /* 382121463Ssimokawa * At boot stage, the device interrupt is disabled and 383121463Ssimokawa * We encounter a timeout easily. To avoid this, 384121463Ssimokawa * ignore clock interrupt for a while. 385121463Ssimokawa */ 386121463Ssimokawa if (watchdoc_clock > WATCHDOC_HZ * 15) { 387121463Ssimokawa firewire_xfer_timeout(fc); 388121463Ssimokawa fc->timeout(fc); 389121463Ssimokawa } else 390121463Ssimokawa watchdoc_clock ++; 391121463Ssimokawa 392121463Ssimokawa callout_reset(&fc->timeout_callout, hz / WATCHDOC_HZ, 393110577Ssimokawa (void *)firewire_watchdog, (void *)fc); 394110577Ssimokawa} 395110577Ssimokawa 396103285Sikob/* 397103285Sikob * The attach routine. 398103285Sikob */ 399103285Sikobstatic int 400118455Ssimokawafirewire_attach(device_t dev) 401103285Sikob{ 402118455Ssimokawa int unit; 403103285Sikob struct firewire_softc *sc = device_get_softc(dev); 404103285Sikob device_t pa = device_get_parent(dev); 405103285Sikob struct firewire_comm *fc; 406103285Sikob 407103285Sikob fc = (struct firewire_comm *)device_get_softc(pa); 408103285Sikob sc->fc = fc; 409116978Ssimokawa fc->status = FWBUSNOTREADY; 410103285Sikob 411118455Ssimokawa unit = device_get_unit(dev); 412118455Ssimokawa if( fc->nisodma > FWMAXNDMA) fc->nisodma = FWMAXNDMA; 413103285Sikob 414118455Ssimokawa fwdev_makedev(sc); 415118455Ssimokawa 416110193Ssimokawa CALLOUT_INIT(&sc->fc->timeout_callout); 417110193Ssimokawa CALLOUT_INIT(&sc->fc->bmr_callout); 418110193Ssimokawa CALLOUT_INIT(&sc->fc->retry_probe_callout); 419110193Ssimokawa CALLOUT_INIT(&sc->fc->busprobe_callout); 420108853Ssimokawa 421110577Ssimokawa callout_reset(&sc->fc->timeout_callout, hz, 422110577Ssimokawa (void *)firewire_watchdog, (void *)sc->fc); 423110193Ssimokawa 424103285Sikob /* Locate our children */ 425103285Sikob bus_generic_probe(dev); 426103285Sikob 427103285Sikob /* launch attachement of the added children */ 428103285Sikob bus_generic_attach(dev); 429103285Sikob 430103285Sikob /* bus_reset */ 431125238Ssimokawa fw_busreset(fc); 432103285Sikob fc->ibr(fc); 433103285Sikob 434103285Sikob return 0; 435103285Sikob} 436103285Sikob 437103285Sikob/* 438103285Sikob * Attach it as child. 439103285Sikob */ 440103285Sikobstatic device_t 441103285Sikobfirewire_add_child(device_t dev, int order, const char *name, int unit) 442103285Sikob{ 443103285Sikob device_t child; 444103285Sikob struct firewire_softc *sc; 445103285Sikob 446103285Sikob sc = (struct firewire_softc *)device_get_softc(dev); 447103285Sikob child = device_add_child(dev, name, unit); 448103285Sikob if (child) { 449103285Sikob device_set_ivars(child, sc->fc); 450103285Sikob device_probe_and_attach(child); 451103285Sikob } 452103285Sikob 453103285Sikob return child; 454103285Sikob} 455106790Ssimokawa 456116978Ssimokawastatic int 457116978Ssimokawafirewire_resume(device_t dev) 458116978Ssimokawa{ 459116978Ssimokawa struct firewire_softc *sc; 460116978Ssimokawa 461116978Ssimokawa sc = (struct firewire_softc *)device_get_softc(dev); 462116978Ssimokawa sc->fc->status = FWBUSNOTREADY; 463116978Ssimokawa 464116978Ssimokawa bus_generic_resume(dev); 465116978Ssimokawa 466116978Ssimokawa return(0); 467116978Ssimokawa} 468116978Ssimokawa 469103285Sikob/* 470103285Sikob * Dettach it. 471103285Sikob */ 472103285Sikobstatic int 473118455Ssimokawafirewire_detach(device_t dev) 474103285Sikob{ 475103285Sikob struct firewire_softc *sc; 476111074Ssimokawa struct csrdir *csrd, *next; 477111078Ssimokawa struct fw_device *fwdev, *fwdev_next; 478118455Ssimokawa int err; 479103285Sikob 480103285Sikob sc = (struct firewire_softc *)device_get_softc(dev); 481118455Ssimokawa if ((err = fwdev_destroydev(sc)) != 0) 482118455Ssimokawa return err; 483106790Ssimokawa 484118455Ssimokawa if ((err = bus_generic_detach(dev)) != 0) 485118455Ssimokawa return err; 486111078Ssimokawa 487111078Ssimokawa callout_stop(&sc->fc->timeout_callout); 488111078Ssimokawa callout_stop(&sc->fc->bmr_callout); 489111078Ssimokawa callout_stop(&sc->fc->retry_probe_callout); 490111078Ssimokawa callout_stop(&sc->fc->busprobe_callout); 491111078Ssimokawa 492103285Sikob /* XXX xfree_free and untimeout on all xfers */ 493111078Ssimokawa for (fwdev = STAILQ_FIRST(&sc->fc->devices); fwdev != NULL; 494111078Ssimokawa fwdev = fwdev_next) { 495111078Ssimokawa fwdev_next = STAILQ_NEXT(fwdev, link); 496111078Ssimokawa free(fwdev, M_FW); 497111078Ssimokawa } 498111074Ssimokawa for (csrd = SLIST_FIRST(&sc->fc->csrfree); csrd != NULL; csrd = next) { 499111074Ssimokawa next = SLIST_NEXT(csrd, link); 500111074Ssimokawa free(csrd, M_FW); 501111074Ssimokawa } 502110195Ssimokawa free(sc->fc->topology_map, M_FW); 503110195Ssimokawa free(sc->fc->speed_map, M_FW); 504116376Ssimokawa free(sc->fc->crom_src_buf, M_FW); 505103285Sikob return(0); 506103285Sikob} 507103285Sikob#if 0 508103285Sikobstatic int 509103285Sikobfirewire_shutdown( device_t dev ) 510103285Sikob{ 511103285Sikob return 0; 512103285Sikob} 513103285Sikob#endif 514106790Ssimokawa 515110577Ssimokawa 516110577Ssimokawastatic void 517110798Ssimokawafw_xferq_drain(struct fw_xferq *xferq) 518110577Ssimokawa{ 519110577Ssimokawa struct fw_xfer *xfer; 520110577Ssimokawa 521110577Ssimokawa while ((xfer = STAILQ_FIRST(&xferq->q)) != NULL) { 522110577Ssimokawa STAILQ_REMOVE_HEAD(&xferq->q, link); 523111942Ssimokawa xferq->queued --; 524110577Ssimokawa xfer->resp = EAGAIN; 525113584Ssimokawa fw_xfer_done(xfer); 526110577Ssimokawa } 527110577Ssimokawa} 528110577Ssimokawa 529110798Ssimokawavoid 530110798Ssimokawafw_drain_txq(struct firewire_comm *fc) 531110798Ssimokawa{ 532110798Ssimokawa int i; 533110798Ssimokawa 534110798Ssimokawa fw_xferq_drain(fc->atq); 535110798Ssimokawa fw_xferq_drain(fc->ats); 536110798Ssimokawa for(i = 0; i < fc->nisodma; i++) 537110798Ssimokawa fw_xferq_drain(fc->it[i]); 538110798Ssimokawa} 539110798Ssimokawa 540116376Ssimokawastatic void 541116376Ssimokawafw_reset_csr(struct firewire_comm *fc) 542103285Sikob{ 543103285Sikob int i; 544103285Sikob 545103285Sikob CSRARC(fc, STATE_CLEAR) 546103285Sikob = 1 << 23 | 0 << 17 | 1 << 16 | 1 << 15 | 1 << 14 ; 547103285Sikob CSRARC(fc, STATE_SET) = CSRARC(fc, STATE_CLEAR); 548103285Sikob CSRARC(fc, NODE_IDS) = 0x3f; 549103285Sikob 550103285Sikob CSRARC(fc, TOPO_MAP + 8) = 0; 551103285Sikob fc->irm = -1; 552103285Sikob 553103285Sikob fc->max_node = -1; 554103285Sikob 555103285Sikob for(i = 2; i < 0x100/4 - 2 ; i++){ 556103285Sikob CSRARC(fc, SPED_MAP + i * 4) = 0; 557103285Sikob } 558103285Sikob CSRARC(fc, STATE_CLEAR) = 1 << 23 | 0 << 17 | 1 << 16 | 1 << 15 | 1 << 14 ; 559103285Sikob CSRARC(fc, STATE_SET) = CSRARC(fc, STATE_CLEAR); 560103285Sikob CSRARC(fc, RESET_START) = 0; 561103285Sikob CSRARC(fc, SPLIT_TIMEOUT_HI) = 0; 562103285Sikob CSRARC(fc, SPLIT_TIMEOUT_LO) = 800 << 19; 563103285Sikob CSRARC(fc, CYCLE_TIME) = 0x0; 564103285Sikob CSRARC(fc, BUS_TIME) = 0x0; 565103285Sikob CSRARC(fc, BUS_MGR_ID) = 0x3f; 566103285Sikob CSRARC(fc, BANDWIDTH_AV) = 4915; 567103285Sikob CSRARC(fc, CHANNELS_AV_HI) = 0xffffffff; 568103285Sikob CSRARC(fc, CHANNELS_AV_LO) = 0xffffffff; 569103285Sikob CSRARC(fc, IP_CHANNELS) = (1 << 31); 570103285Sikob 571103285Sikob CSRARC(fc, CONF_ROM) = 0x04 << 24; 572103285Sikob CSRARC(fc, CONF_ROM + 4) = 0x31333934; /* means strings 1394 */ 573103285Sikob CSRARC(fc, CONF_ROM + 8) = 1 << 31 | 1 << 30 | 1 << 29 | 574103285Sikob 1 << 28 | 0xff << 16 | 0x09 << 8; 575103285Sikob CSRARC(fc, CONF_ROM + 0xc) = 0; 576103285Sikob 577103285Sikob/* DV depend CSRs see blue book */ 578103285Sikob CSRARC(fc, oPCR) &= ~DV_BROADCAST_ON; 579103285Sikob CSRARC(fc, iPCR) &= ~DV_BROADCAST_ON; 580103285Sikob 581103285Sikob CSRARC(fc, STATE_CLEAR) &= ~(1 << 23 | 1 << 15 | 1 << 14 ); 582103285Sikob CSRARC(fc, STATE_SET) = CSRARC(fc, STATE_CLEAR); 583116376Ssimokawa} 584113584Ssimokawa 585116376Ssimokawastatic void 586116376Ssimokawafw_init_crom(struct firewire_comm *fc) 587116376Ssimokawa{ 588116376Ssimokawa struct crom_src *src; 589116376Ssimokawa 590116376Ssimokawa fc->crom_src_buf = (struct crom_src_buf *) 591116376Ssimokawa malloc(sizeof(struct crom_src_buf), M_FW, M_WAITOK | M_ZERO); 592116376Ssimokawa if (fc->crom_src_buf == NULL) 593116376Ssimokawa return; 594116376Ssimokawa 595116376Ssimokawa src = &fc->crom_src_buf->src; 596116376Ssimokawa bzero(src, sizeof(struct crom_src)); 597116376Ssimokawa 598116376Ssimokawa /* BUS info sample */ 599116376Ssimokawa src->hdr.info_len = 4; 600116376Ssimokawa 601116376Ssimokawa src->businfo.bus_name = CSR_BUS_NAME_IEEE1394; 602116376Ssimokawa 603116376Ssimokawa src->businfo.irmc = 1; 604116376Ssimokawa src->businfo.cmc = 1; 605116376Ssimokawa src->businfo.isc = 1; 606116376Ssimokawa src->businfo.bmc = 1; 607116376Ssimokawa src->businfo.pmc = 0; 608116376Ssimokawa src->businfo.cyc_clk_acc = 100; 609116376Ssimokawa src->businfo.max_rec = fc->maxrec; 610116376Ssimokawa src->businfo.max_rom = MAXROM_4; 611117350Ssimokawa src->businfo.generation = 1; 612116376Ssimokawa src->businfo.link_spd = fc->speed; 613116376Ssimokawa 614116376Ssimokawa src->businfo.eui64.hi = fc->eui.hi; 615116376Ssimokawa src->businfo.eui64.lo = fc->eui.lo; 616116376Ssimokawa 617116376Ssimokawa STAILQ_INIT(&src->chunk_list); 618116376Ssimokawa 619116376Ssimokawa fc->crom_src = src; 620116376Ssimokawa fc->crom_root = &fc->crom_src_buf->root; 621116376Ssimokawa} 622116376Ssimokawa 623116376Ssimokawastatic void 624116376Ssimokawafw_reset_crom(struct firewire_comm *fc) 625116376Ssimokawa{ 626116376Ssimokawa struct crom_src_buf *buf; 627116376Ssimokawa struct crom_src *src; 628116376Ssimokawa struct crom_chunk *root; 629116376Ssimokawa 630116376Ssimokawa if (fc->crom_src_buf == NULL) 631116376Ssimokawa fw_init_crom(fc); 632116376Ssimokawa 633116376Ssimokawa buf = fc->crom_src_buf; 634116376Ssimokawa src = fc->crom_src; 635116376Ssimokawa root = fc->crom_root; 636116376Ssimokawa 637116376Ssimokawa STAILQ_INIT(&src->chunk_list); 638116376Ssimokawa 639116376Ssimokawa bzero(root, sizeof(struct crom_chunk)); 640116376Ssimokawa crom_add_chunk(src, NULL, root, 0); 641116376Ssimokawa crom_add_entry(root, CSRKEY_NCAP, 0x0083c0); /* XXX */ 642116376Ssimokawa /* private company_id */ 643116376Ssimokawa crom_add_entry(root, CSRKEY_VENDOR, CSRVAL_VENDOR_PRIVATE); 644127468Ssimokawa#ifdef __DragonFly__ 645127468Ssimokawa crom_add_simple_text(src, root, &buf->vendor, "DragonFly Project"); 646127468Ssimokawa crom_add_entry(root, CSRKEY_HW, __DragonFly_cc_version); 647127468Ssimokawa#else 648116376Ssimokawa crom_add_simple_text(src, root, &buf->vendor, "FreeBSD Project"); 649116376Ssimokawa crom_add_entry(root, CSRKEY_HW, __FreeBSD_version); 650127468Ssimokawa#endif 651116376Ssimokawa crom_add_simple_text(src, root, &buf->hw, hostname); 652116376Ssimokawa} 653116376Ssimokawa 654116376Ssimokawa/* 655116376Ssimokawa * Called after bus reset. 656116376Ssimokawa */ 657116376Ssimokawavoid 658116376Ssimokawafw_busreset(struct firewire_comm *fc) 659116376Ssimokawa{ 660116376Ssimokawa struct firewire_dev_comm *fdc; 661117350Ssimokawa struct crom_src *src; 662116376Ssimokawa device_t *devlistp; 663117350Ssimokawa void *newrom; 664116376Ssimokawa int i, devcnt; 665116376Ssimokawa 666116376Ssimokawa switch(fc->status){ 667116376Ssimokawa case FWBUSMGRELECT: 668116376Ssimokawa callout_stop(&fc->bmr_callout); 669116376Ssimokawa break; 670116376Ssimokawa default: 671116376Ssimokawa break; 672116376Ssimokawa } 673116376Ssimokawa fc->status = FWBUSRESET; 674116376Ssimokawa fw_reset_csr(fc); 675116376Ssimokawa fw_reset_crom(fc); 676116376Ssimokawa 677113584Ssimokawa if (device_get_children(fc->bdev, &devlistp, &devcnt) == 0) { 678113584Ssimokawa for( i = 0 ; i < devcnt ; i++) 679113584Ssimokawa if (device_get_state(devlistp[i]) >= DS_ATTACHED) { 680113584Ssimokawa fdc = device_get_softc(devlistp[i]); 681113584Ssimokawa if (fdc->post_busreset != NULL) 682113584Ssimokawa fdc->post_busreset(fdc); 683113584Ssimokawa } 684113584Ssimokawa free(devlistp, M_TEMP); 685113584Ssimokawa } 686116376Ssimokawa 687117350Ssimokawa newrom = malloc(CROMSIZE, M_FW, M_NOWAIT | M_ZERO); 688117350Ssimokawa src = &fc->crom_src_buf->src; 689129585Sdfr crom_load(src, (uint32_t *)newrom, CROMSIZE); 690117350Ssimokawa if (bcmp(newrom, fc->config_rom, CROMSIZE) != 0) { 691117350Ssimokawa /* bump generation and reload */ 692117350Ssimokawa src->businfo.generation ++; 693117350Ssimokawa /* generation must be between 0x2 and 0xF */ 694117350Ssimokawa if (src->businfo.generation < 2) 695117350Ssimokawa src->businfo.generation ++; 696129585Sdfr crom_load(src, (uint32_t *)newrom, CROMSIZE); 697117350Ssimokawa bcopy(newrom, (void *)fc->config_rom, CROMSIZE); 698117350Ssimokawa } 699117350Ssimokawa free(newrom, M_FW); 700103285Sikob} 701106790Ssimokawa 702103285Sikob/* Call once after reboot */ 703106790Ssimokawavoid fw_init(struct firewire_comm *fc) 704103285Sikob{ 705103285Sikob int i; 706106543Ssimokawa struct csrdir *csrd; 707106543Ssimokawa#ifdef FW_VMACCESS 708103285Sikob struct fw_xfer *xfer; 709103285Sikob struct fw_bind *fwb; 710106543Ssimokawa#endif 711103285Sikob 712103285Sikob fc->max_asyretry = FW_MAXASYRTY; 713103285Sikob 714103285Sikob fc->arq->queued = 0; 715103285Sikob fc->ars->queued = 0; 716103285Sikob fc->atq->queued = 0; 717103285Sikob fc->ats->queued = 0; 718103285Sikob 719103285Sikob fc->arq->buf = NULL; 720103285Sikob fc->ars->buf = NULL; 721103285Sikob fc->atq->buf = NULL; 722103285Sikob fc->ats->buf = NULL; 723103285Sikob 724113584Ssimokawa fc->arq->flag = 0; 725113584Ssimokawa fc->ars->flag = 0; 726113584Ssimokawa fc->atq->flag = 0; 727113584Ssimokawa fc->ats->flag = 0; 728103285Sikob 729103285Sikob STAILQ_INIT(&fc->atq->q); 730103285Sikob STAILQ_INIT(&fc->ats->q); 731103285Sikob 732103285Sikob for( i = 0 ; i < fc->nisodma ; i ++ ){ 733103285Sikob fc->it[i]->queued = 0; 734103285Sikob fc->ir[i]->queued = 0; 735103285Sikob 736103285Sikob fc->it[i]->start = NULL; 737103285Sikob fc->ir[i]->start = NULL; 738103285Sikob 739103285Sikob fc->it[i]->buf = NULL; 740103285Sikob fc->ir[i]->buf = NULL; 741103285Sikob 742103285Sikob fc->it[i]->flag = FWXFERQ_STREAM; 743103285Sikob fc->ir[i]->flag = FWXFERQ_STREAM; 744103285Sikob 745103285Sikob STAILQ_INIT(&fc->it[i]->q); 746103285Sikob STAILQ_INIT(&fc->ir[i]->q); 747103285Sikob 748103285Sikob STAILQ_INIT(&fc->it[i]->binds); 749103285Sikob STAILQ_INIT(&fc->ir[i]->binds); 750103285Sikob } 751103285Sikob 752103285Sikob fc->arq->maxq = FWMAXQUEUE; 753103285Sikob fc->ars->maxq = FWMAXQUEUE; 754103285Sikob fc->atq->maxq = FWMAXQUEUE; 755103285Sikob fc->ats->maxq = FWMAXQUEUE; 756103285Sikob 757103285Sikob for( i = 0 ; i < fc->nisodma ; i++){ 758103285Sikob fc->ir[i]->maxq = FWMAXQUEUE; 759103285Sikob fc->it[i]->maxq = FWMAXQUEUE; 760103285Sikob } 761103285Sikob/* Initialize csr registers */ 762103285Sikob fc->topology_map = (struct fw_topology_map *)malloc( 763103285Sikob sizeof(struct fw_topology_map), 764110195Ssimokawa M_FW, M_NOWAIT | M_ZERO); 765103285Sikob fc->speed_map = (struct fw_speed_map *)malloc( 766103285Sikob sizeof(struct fw_speed_map), 767110195Ssimokawa M_FW, M_NOWAIT | M_ZERO); 768103285Sikob CSRARC(fc, TOPO_MAP) = 0x3f1 << 16; 769103285Sikob CSRARC(fc, TOPO_MAP + 4) = 1; 770103285Sikob CSRARC(fc, SPED_MAP) = 0x3f1 << 16; 771103285Sikob CSRARC(fc, SPED_MAP + 4) = 1; 772103285Sikob 773110193Ssimokawa STAILQ_INIT(&fc->devices); 774103285Sikob 775103285Sikob/* Initialize csr ROM work space */ 776103285Sikob SLIST_INIT(&fc->ongocsr); 777103285Sikob SLIST_INIT(&fc->csrfree); 778103285Sikob for( i = 0 ; i < FWMAXCSRDIR ; i++){ 779110195Ssimokawa csrd = (struct csrdir *) malloc(sizeof(struct csrdir), M_FW,M_NOWAIT); 780103285Sikob if(csrd == NULL) break; 781103285Sikob SLIST_INSERT_HEAD(&fc->csrfree, csrd, link); 782103285Sikob } 783103285Sikob 784103285Sikob/* Initialize Async handlers */ 785103285Sikob STAILQ_INIT(&fc->binds); 786103285Sikob for( i = 0 ; i < 0x40 ; i++){ 787103285Sikob STAILQ_INIT(&fc->tlabels[i]); 788103285Sikob } 789103285Sikob 790103285Sikob/* DV depend CSRs see blue book */ 791103285Sikob#if 0 792103285Sikob CSRARC(fc, oMPR) = 0x3fff0001; /* # output channel = 1 */ 793103285Sikob CSRARC(fc, oPCR) = 0x8000007a; 794103285Sikob for(i = 4 ; i < 0x7c/4 ; i+=4){ 795103285Sikob CSRARC(fc, i + oPCR) = 0x8000007a; 796103285Sikob } 797103285Sikob 798103285Sikob CSRARC(fc, iMPR) = 0x00ff0001; /* # input channel = 1 */ 799103285Sikob CSRARC(fc, iPCR) = 0x803f0000; 800103285Sikob for(i = 4 ; i < 0x7c/4 ; i+=4){ 801103285Sikob CSRARC(fc, i + iPCR) = 0x0; 802103285Sikob } 803103285Sikob#endif 804103285Sikob 805116376Ssimokawa fc->crom_src_buf = NULL; 806103285Sikob 807106543Ssimokawa#ifdef FW_VMACCESS 808103285Sikob xfer = fw_xfer_alloc(); 809103285Sikob if(xfer == NULL) return; 810103285Sikob 811110195Ssimokawa fwb = (struct fw_bind *)malloc(sizeof (struct fw_bind), M_FW, M_NOWAIT); 812103285Sikob if(fwb == NULL){ 813103285Sikob fw_xfer_free(xfer); 814103285Sikob } 815103285Sikob xfer->act.hand = fw_vmaccess; 816103285Sikob xfer->fc = fc; 817103285Sikob xfer->sc = NULL; 818103285Sikob 819103285Sikob fwb->start_hi = 0x2; 820103285Sikob fwb->start_lo = 0; 821103285Sikob fwb->addrlen = 0xffffffff; 822103285Sikob fwb->xfer = xfer; 823103285Sikob fw_bindadd(fc, fwb); 824106543Ssimokawa#endif 825103285Sikob} 826106790Ssimokawa 827120660Ssimokawa#define BIND_CMP(addr, fwb) (((addr) < (fwb)->start)?-1:\ 828120660Ssimokawa ((fwb)->end < (addr))?1:0) 829120660Ssimokawa 830103285Sikob/* 831129541Sdfr * To lookup bound process from IEEE1394 address. 832103285Sikob */ 833106813Ssimokawastruct fw_bind * 834129585Sdfrfw_bindlookup(struct firewire_comm *fc, uint16_t dest_hi, uint32_t dest_lo) 835103285Sikob{ 836120660Ssimokawa u_int64_t addr; 837103285Sikob struct fw_bind *tfw; 838120660Ssimokawa 839120660Ssimokawa addr = ((u_int64_t)dest_hi << 32) | dest_lo; 840120660Ssimokawa STAILQ_FOREACH(tfw, &fc->binds, fclist) 841120660Ssimokawa if (tfw->act_type != FWACT_NULL && BIND_CMP(addr, tfw) == 0) 842103285Sikob return(tfw); 843103285Sikob return(NULL); 844103285Sikob} 845106790Ssimokawa 846103285Sikob/* 847103285Sikob * To bind IEEE1394 address block to process. 848103285Sikob */ 849106790Ssimokawaint 850106790Ssimokawafw_bindadd(struct firewire_comm *fc, struct fw_bind *fwb) 851103285Sikob{ 852120660Ssimokawa struct fw_bind *tfw, *prev = NULL; 853120660Ssimokawa 854120660Ssimokawa if (fwb->start > fwb->end) { 855127468Ssimokawa printf("%s: invalid range\n", __func__); 856120660Ssimokawa return EINVAL; 857120660Ssimokawa } 858120660Ssimokawa 859120660Ssimokawa STAILQ_FOREACH(tfw, &fc->binds, fclist) { 860120660Ssimokawa if (fwb->end < tfw->start) 861120660Ssimokawa break; 862120660Ssimokawa prev = tfw; 863120660Ssimokawa } 864120660Ssimokawa if (prev == NULL) { 865103285Sikob STAILQ_INSERT_HEAD(&fc->binds, fwb, fclist); 866103285Sikob goto out; 867103285Sikob } 868120660Ssimokawa if (prev->end < fwb->start) { 869120660Ssimokawa STAILQ_INSERT_AFTER(&fc->binds, prev, fwb, fclist); 870103285Sikob goto out; 871103285Sikob } 872120660Ssimokawa 873127468Ssimokawa printf("%s: bind failed\n", __func__); 874120660Ssimokawa return (EBUSY); 875120660Ssimokawa 876103285Sikobout: 877120660Ssimokawa if (fwb->act_type == FWACT_CH) 878113584Ssimokawa STAILQ_INSERT_HEAD(&fc->ir[fwb->sub]->binds, fwb, chlist); 879120660Ssimokawa return (0); 880103285Sikob} 881103285Sikob 882103285Sikob/* 883103285Sikob * To free IEEE1394 address block. 884103285Sikob */ 885106790Ssimokawaint 886106790Ssimokawafw_bindremove(struct firewire_comm *fc, struct fw_bind *fwb) 887103285Sikob{ 888120660Ssimokawa#if 0 889120660Ssimokawa struct fw_xfer *xfer, *next; 890120660Ssimokawa#endif 891120660Ssimokawa struct fw_bind *tfw; 892103285Sikob int s; 893103285Sikob 894103285Sikob s = splfw(); 895120660Ssimokawa STAILQ_FOREACH(tfw, &fc->binds, fclist) 896120660Ssimokawa if (tfw == fwb) { 897120660Ssimokawa STAILQ_REMOVE(&fc->binds, fwb, fw_bind, fclist); 898120660Ssimokawa goto found; 899120660Ssimokawa } 900120660Ssimokawa 901129541Sdfr printf("%s: no such binding\n", __func__); 902120660Ssimokawa splx(s); 903120660Ssimokawa return (1); 904120660Ssimokawafound: 905120660Ssimokawa#if 0 906113584Ssimokawa /* shall we do this? */ 907113584Ssimokawa for (xfer = STAILQ_FIRST(&fwb->xferlist); xfer != NULL; xfer = next) { 908113584Ssimokawa next = STAILQ_NEXT(xfer, link); 909113584Ssimokawa fw_xfer_free(xfer); 910113584Ssimokawa } 911113584Ssimokawa STAILQ_INIT(&fwb->xferlist); 912120660Ssimokawa#endif 913113584Ssimokawa 914103285Sikob splx(s); 915103285Sikob return 0; 916103285Sikob} 917103285Sikob 918103285Sikob/* 919103285Sikob * To free transaction label. 920103285Sikob */ 921106790Ssimokawastatic void 922106790Ssimokawafw_tl_free(struct firewire_comm *fc, struct fw_xfer *xfer) 923103285Sikob{ 924103285Sikob struct tlabel *tl; 925103285Sikob int s = splfw(); 926103285Sikob 927103285Sikob for( tl = STAILQ_FIRST(&fc->tlabels[xfer->tl]); tl != NULL; 928103285Sikob tl = STAILQ_NEXT(tl, link)){ 929103285Sikob if(tl->xfer == xfer){ 930103285Sikob STAILQ_REMOVE(&fc->tlabels[xfer->tl], tl, tlabel, link); 931110195Ssimokawa free(tl, M_FW); 932103285Sikob splx(s); 933103285Sikob return; 934103285Sikob } 935103285Sikob } 936103285Sikob splx(s); 937103285Sikob return; 938103285Sikob} 939106790Ssimokawa 940103285Sikob/* 941103285Sikob * To obtain XFER structure by transaction label. 942103285Sikob */ 943106790Ssimokawastatic struct fw_xfer * 944106790Ssimokawafw_tl2xfer(struct firewire_comm *fc, int node, int tlabel) 945103285Sikob{ 946103285Sikob struct fw_xfer *xfer; 947103285Sikob struct tlabel *tl; 948103285Sikob int s = splfw(); 949103285Sikob 950103285Sikob for( tl = STAILQ_FIRST(&fc->tlabels[tlabel]); tl != NULL; 951103285Sikob tl = STAILQ_NEXT(tl, link)){ 952120660Ssimokawa if(tl->xfer->send.hdr.mode.hdr.dst == node){ 953103285Sikob xfer = tl->xfer; 954103285Sikob splx(s); 955110577Ssimokawa if (firewire_debug > 2) 956110577Ssimokawa printf("fw_tl2xfer: found tl=%d\n", tlabel); 957103285Sikob return(xfer); 958103285Sikob } 959103285Sikob } 960110577Ssimokawa if (firewire_debug > 1) 961110577Ssimokawa printf("fw_tl2xfer: not found tl=%d\n", tlabel); 962103285Sikob splx(s); 963103285Sikob return(NULL); 964103285Sikob} 965106790Ssimokawa 966103285Sikob/* 967103285Sikob * To allocate IEEE1394 XFER structure. 968103285Sikob */ 969106790Ssimokawastruct fw_xfer * 970110269Ssimokawafw_xfer_alloc(struct malloc_type *type) 971103285Sikob{ 972103285Sikob struct fw_xfer *xfer; 973106790Ssimokawa 974110269Ssimokawa xfer = malloc(sizeof(struct fw_xfer), type, M_NOWAIT | M_ZERO); 975106790Ssimokawa if (xfer == NULL) 976106790Ssimokawa return xfer; 977106790Ssimokawa 978110269Ssimokawa xfer->malloc = type; 979106790Ssimokawa 980103285Sikob return xfer; 981103285Sikob} 982106790Ssimokawa 983113584Ssimokawastruct fw_xfer * 984113584Ssimokawafw_xfer_alloc_buf(struct malloc_type *type, int send_len, int recv_len) 985113584Ssimokawa{ 986113584Ssimokawa struct fw_xfer *xfer; 987113584Ssimokawa 988113584Ssimokawa xfer = fw_xfer_alloc(type); 989126102Scperciva if (xfer == NULL) 990126102Scperciva return(NULL); 991120660Ssimokawa xfer->send.pay_len = send_len; 992120660Ssimokawa xfer->recv.pay_len = recv_len; 993120660Ssimokawa if (send_len > 0) { 994120660Ssimokawa xfer->send.payload = malloc(send_len, type, M_NOWAIT | M_ZERO); 995120660Ssimokawa if (xfer->send.payload == NULL) { 996113584Ssimokawa fw_xfer_free(xfer); 997113584Ssimokawa return(NULL); 998113584Ssimokawa } 999113584Ssimokawa } 1000120660Ssimokawa if (recv_len > 0) { 1001120660Ssimokawa xfer->recv.payload = malloc(recv_len, type, M_NOWAIT); 1002120660Ssimokawa if (xfer->recv.payload == NULL) { 1003120660Ssimokawa if (xfer->send.payload != NULL) 1004120660Ssimokawa free(xfer->send.payload, type); 1005113584Ssimokawa fw_xfer_free(xfer); 1006113584Ssimokawa return(NULL); 1007113584Ssimokawa } 1008113584Ssimokawa } 1009113584Ssimokawa return(xfer); 1010113584Ssimokawa} 1011113584Ssimokawa 1012103285Sikob/* 1013103285Sikob * IEEE1394 XFER post process. 1014103285Sikob */ 1015103285Sikobvoid 1016103285Sikobfw_xfer_done(struct fw_xfer *xfer) 1017103285Sikob{ 1018117716Ssimokawa if (xfer->act.hand == NULL) { 1019117716Ssimokawa printf("act.hand == NULL\n"); 1020103285Sikob return; 1021117716Ssimokawa } 1022103285Sikob 1023121505Ssimokawa if (xfer->fc == NULL) 1024121505Ssimokawa panic("fw_xfer_done: why xfer->fc is NULL?"); 1025121505Ssimokawa 1026124145Ssimokawa xfer->act.hand(xfer); 1027103285Sikob} 1028103285Sikob 1029106790Ssimokawavoid 1030113584Ssimokawafw_xfer_unload(struct fw_xfer* xfer) 1031103285Sikob{ 1032103285Sikob int s; 1033113584Ssimokawa 1034103285Sikob if(xfer == NULL ) return; 1035103285Sikob if(xfer->state == FWXF_INQ){ 1036103285Sikob printf("fw_xfer_free FWXF_INQ\n"); 1037103285Sikob s = splfw(); 1038103285Sikob STAILQ_REMOVE(&xfer->q->q, xfer, fw_xfer, link); 1039103285Sikob xfer->q->queued --; 1040103285Sikob splx(s); 1041103285Sikob } 1042113584Ssimokawa if (xfer->fc != NULL) { 1043114729Ssimokawa#if 1 1044113584Ssimokawa if(xfer->state == FWXF_START) 1045114729Ssimokawa /* 1046114729Ssimokawa * This could happen if: 1047114729Ssimokawa * 1. We call fwohci_arcv() before fwohci_txd(). 1048114729Ssimokawa * 2. firewire_watch() is called. 1049114729Ssimokawa */ 1050114729Ssimokawa printf("fw_xfer_free FWXF_START\n"); 1051103285Sikob#endif 1052113584Ssimokawa fw_tl_free(xfer->fc, xfer); 1053103285Sikob } 1054113584Ssimokawa xfer->state = FWXF_INIT; 1055113584Ssimokawa xfer->resp = 0; 1056113584Ssimokawa xfer->retry = 0; 1057113584Ssimokawa} 1058113584Ssimokawa/* 1059113584Ssimokawa * To free IEEE1394 XFER structure. 1060113584Ssimokawa */ 1061113584Ssimokawavoid 1062120660Ssimokawafw_xfer_free_buf( struct fw_xfer* xfer) 1063113584Ssimokawa{ 1064120660Ssimokawa if (xfer == NULL) { 1065127468Ssimokawa printf("%s: xfer == NULL\n", __func__); 1066120660Ssimokawa return; 1067120660Ssimokawa } 1068113584Ssimokawa fw_xfer_unload(xfer); 1069120660Ssimokawa if(xfer->send.payload != NULL){ 1070120660Ssimokawa free(xfer->send.payload, xfer->malloc); 1071103285Sikob } 1072120660Ssimokawa if(xfer->recv.payload != NULL){ 1073120660Ssimokawa free(xfer->recv.payload, xfer->malloc); 1074103285Sikob } 1075110269Ssimokawa free(xfer, xfer->malloc); 1076103285Sikob} 1077103285Sikob 1078120660Ssimokawavoid 1079120660Ssimokawafw_xfer_free( struct fw_xfer* xfer) 1080120660Ssimokawa{ 1081120660Ssimokawa if (xfer == NULL) { 1082127468Ssimokawa printf("%s: xfer == NULL\n", __func__); 1083120660Ssimokawa return; 1084120660Ssimokawa } 1085120660Ssimokawa fw_xfer_unload(xfer); 1086120660Ssimokawa free(xfer, xfer->malloc); 1087120660Ssimokawa} 1088120660Ssimokawa 1089120660Ssimokawavoid 1090110072Ssimokawafw_asy_callback_free(struct fw_xfer *xfer) 1091103285Sikob{ 1092103285Sikob#if 0 1093110072Ssimokawa printf("asyreq done state=%d resp=%d\n", 1094103285Sikob xfer->state, xfer->resp); 1095103285Sikob#endif 1096103285Sikob fw_xfer_free(xfer); 1097103285Sikob} 1098103285Sikob 1099103285Sikob/* 1100103285Sikob * To configure PHY. 1101103285Sikob */ 1102103285Sikobstatic void 1103103285Sikobfw_phy_config(struct firewire_comm *fc, int root_node, int gap_count) 1104103285Sikob{ 1105103285Sikob struct fw_xfer *xfer; 1106103285Sikob struct fw_pkt *fp; 1107103285Sikob 1108103285Sikob fc->status = FWBUSPHYCONF; 1109103285Sikob 1110120660Ssimokawa xfer = fw_xfer_alloc(M_FWXFER); 1111113584Ssimokawa if (xfer == NULL) 1112113584Ssimokawa return; 1113103285Sikob xfer->fc = fc; 1114103285Sikob xfer->retry_req = fw_asybusy; 1115110072Ssimokawa xfer->act.hand = fw_asy_callback_free; 1116103285Sikob 1117120660Ssimokawa fp = &xfer->send.hdr; 1118103285Sikob fp->mode.ld[1] = 0; 1119103285Sikob if (root_node >= 0) 1120113584Ssimokawa fp->mode.ld[1] |= (root_node & 0x3f) << 24 | 1 << 23; 1121103285Sikob if (gap_count >= 0) 1122113584Ssimokawa fp->mode.ld[1] |= 1 << 22 | (gap_count & 0x3f) << 16; 1123103285Sikob fp->mode.ld[2] = ~fp->mode.ld[1]; 1124103285Sikob/* XXX Dangerous, how to pass PHY packet to device driver */ 1125103285Sikob fp->mode.common.tcode |= FWTCODE_PHY; 1126103285Sikob 1127107653Ssimokawa if (firewire_debug) 1128107653Ssimokawa printf("send phy_config root_node=%d gap_count=%d\n", 1129103285Sikob root_node, gap_count); 1130103285Sikob fw_asyreq(fc, -1, xfer); 1131103285Sikob} 1132103285Sikob 1133103285Sikob#if 0 1134103285Sikob/* 1135103285Sikob * Dump self ID. 1136103285Sikob */ 1137103285Sikobstatic void 1138129585Sdfrfw_print_sid(uint32_t sid) 1139103285Sikob{ 1140103285Sikob union fw_self_id *s; 1141103285Sikob s = (union fw_self_id *) &sid; 1142103285Sikob printf("node:%d link:%d gap:%d spd:%d del:%d con:%d pwr:%d" 1143103285Sikob " p0:%d p1:%d p2:%d i:%d m:%d\n", 1144103285Sikob s->p0.phy_id, s->p0.link_active, s->p0.gap_count, 1145103285Sikob s->p0.phy_speed, s->p0.phy_delay, s->p0.contender, 1146103285Sikob s->p0.power_class, s->p0.port0, s->p0.port1, 1147103285Sikob s->p0.port2, s->p0.initiated_reset, s->p0.more_packets); 1148103285Sikob} 1149103285Sikob#endif 1150103285Sikob 1151103285Sikob/* 1152103285Sikob * To receive self ID. 1153103285Sikob */ 1154129585Sdfrvoid fw_sidrcv(struct firewire_comm* fc, uint32_t *sid, u_int len) 1155103285Sikob{ 1156129585Sdfr uint32_t *p; 1157103285Sikob union fw_self_id *self_id; 1158103285Sikob u_int i, j, node, c_port = 0, i_branch = 0; 1159103285Sikob 1160129585Sdfr fc->sid_cnt = len /(sizeof(uint32_t) * 2); 1161103285Sikob fc->status = FWBUSINIT; 1162103285Sikob fc->max_node = fc->nodeid & 0x3f; 1163129585Sdfr CSRARC(fc, NODE_IDS) = ((uint32_t)fc->nodeid) << 16; 1164103285Sikob fc->status = FWBUSCYMELECT; 1165103285Sikob fc->topology_map->crc_len = 2; 1166103285Sikob fc->topology_map->generation ++; 1167103285Sikob fc->topology_map->self_id_count = 0; 1168103285Sikob fc->topology_map->node_count = 0; 1169103285Sikob fc->speed_map->generation ++; 1170103285Sikob fc->speed_map->crc_len = 1 + (64*64 + 3) / 4; 1171103285Sikob self_id = &fc->topology_map->self_id[0]; 1172103285Sikob for(i = 0; i < fc->sid_cnt; i ++){ 1173103285Sikob if (sid[1] != ~sid[0]) { 1174103285Sikob printf("fw_sidrcv: invalid self-id packet\n"); 1175103285Sikob sid += 2; 1176103285Sikob continue; 1177103285Sikob } 1178103285Sikob *self_id = *((union fw_self_id *)sid); 1179103285Sikob fc->topology_map->crc_len++; 1180103285Sikob if(self_id->p0.sequel == 0){ 1181103285Sikob fc->topology_map->node_count ++; 1182103285Sikob c_port = 0; 1183103285Sikob#if 0 1184103285Sikob fw_print_sid(sid[0]); 1185103285Sikob#endif 1186103285Sikob node = self_id->p0.phy_id; 1187103285Sikob if(fc->max_node < node){ 1188103285Sikob fc->max_node = self_id->p0.phy_id; 1189103285Sikob } 1190103285Sikob /* XXX I'm not sure this is the right speed_map */ 1191103285Sikob fc->speed_map->speed[node][node] 1192103285Sikob = self_id->p0.phy_speed; 1193103285Sikob for (j = 0; j < node; j ++) { 1194103285Sikob fc->speed_map->speed[j][node] 1195103285Sikob = fc->speed_map->speed[node][j] 1196103285Sikob = min(fc->speed_map->speed[j][j], 1197103285Sikob self_id->p0.phy_speed); 1198103285Sikob } 1199103285Sikob if ((fc->irm == -1 || self_id->p0.phy_id > fc->irm) && 1200103285Sikob (self_id->p0.link_active && self_id->p0.contender)) { 1201103285Sikob fc->irm = self_id->p0.phy_id; 1202103285Sikob } 1203103285Sikob if(self_id->p0.port0 >= 0x2){ 1204103285Sikob c_port++; 1205103285Sikob } 1206103285Sikob if(self_id->p0.port1 >= 0x2){ 1207103285Sikob c_port++; 1208103285Sikob } 1209103285Sikob if(self_id->p0.port2 >= 0x2){ 1210103285Sikob c_port++; 1211103285Sikob } 1212103285Sikob } 1213103285Sikob if(c_port > 2){ 1214103285Sikob i_branch += (c_port - 2); 1215103285Sikob } 1216103285Sikob sid += 2; 1217103285Sikob self_id++; 1218103285Sikob fc->topology_map->self_id_count ++; 1219103285Sikob } 1220108655Ssimokawa device_printf(fc->bdev, "%d nodes", fc->max_node + 1); 1221103285Sikob /* CRC */ 1222103285Sikob fc->topology_map->crc = fw_crc16( 1223129585Sdfr (uint32_t *)&fc->topology_map->generation, 1224103285Sikob fc->topology_map->crc_len * 4); 1225103285Sikob fc->speed_map->crc = fw_crc16( 1226129585Sdfr (uint32_t *)&fc->speed_map->generation, 1227103285Sikob fc->speed_map->crc_len * 4); 1228103285Sikob /* byteswap and copy to CSR */ 1229129585Sdfr p = (uint32_t *)fc->topology_map; 1230103285Sikob for (i = 0; i <= fc->topology_map->crc_len; i++) 1231103285Sikob CSRARC(fc, TOPO_MAP + i * 4) = htonl(*p++); 1232129585Sdfr p = (uint32_t *)fc->speed_map; 1233103285Sikob CSRARC(fc, SPED_MAP) = htonl(*p++); 1234103285Sikob CSRARC(fc, SPED_MAP + 4) = htonl(*p++); 1235129585Sdfr /* don't byte-swap uint8_t array */ 1236103285Sikob bcopy(p, &CSRARC(fc, SPED_MAP + 8), (fc->speed_map->crc_len - 1)*4); 1237103285Sikob 1238103285Sikob fc->max_hop = fc->max_node - i_branch; 1239103285Sikob printf(", maxhop <= %d", fc->max_hop); 1240103285Sikob 1241103285Sikob if(fc->irm == -1 ){ 1242103285Sikob printf(", Not found IRM capable node"); 1243103285Sikob }else{ 1244103285Sikob printf(", cable IRM = %d", fc->irm); 1245103285Sikob if (fc->irm == fc->nodeid) 1246110016Ssimokawa printf(" (me)"); 1247103285Sikob } 1248110016Ssimokawa printf("\n"); 1249103285Sikob 1250109736Ssimokawa if (try_bmr && (fc->irm != -1) && (CSRARC(fc, BUS_MGR_ID) == 0x3f)) { 1251114909Ssimokawa if (fc->irm == fc->nodeid) { 1252103285Sikob fc->status = FWBUSMGRDONE; 1253103285Sikob CSRARC(fc, BUS_MGR_ID) = fc->set_bmr(fc, fc->irm); 1254114909Ssimokawa fw_bmr(fc); 1255109736Ssimokawa } else { 1256103285Sikob fc->status = FWBUSMGRELECT; 1257110193Ssimokawa callout_reset(&fc->bmr_callout, hz/8, 1258110193Ssimokawa (void *)fw_try_bmr, (void *)fc); 1259103285Sikob } 1260114909Ssimokawa } else 1261103285Sikob fc->status = FWBUSMGRDONE; 1262114909Ssimokawa 1263108853Ssimokawa callout_reset(&fc->busprobe_callout, hz/4, 1264108853Ssimokawa (void *)fw_bus_probe, (void *)fc); 1265103285Sikob} 1266106790Ssimokawa 1267103285Sikob/* 1268103285Sikob * To probe devices on the IEEE1394 bus. 1269103285Sikob */ 1270106790Ssimokawastatic void 1271106790Ssimokawafw_bus_probe(struct firewire_comm *fc) 1272103285Sikob{ 1273103285Sikob int s; 1274120850Ssimokawa struct fw_device *fwdev; 1275103285Sikob 1276103285Sikob s = splfw(); 1277103285Sikob fc->status = FWBUSEXPLORE; 1278103285Sikob fc->retry_count = 0; 1279103285Sikob 1280120850Ssimokawa /* Invalidate all devices, just after bus reset. */ 1281120850Ssimokawa STAILQ_FOREACH(fwdev, &fc->devices, link) 1282110193Ssimokawa if (fwdev->status != FWDEVINVAL) { 1283103285Sikob fwdev->status = FWDEVINVAL; 1284103285Sikob fwdev->rcnt = 0; 1285103285Sikob } 1286120850Ssimokawa 1287103285Sikob fc->ongonode = 0; 1288103285Sikob fc->ongoaddr = CSRROMOFF; 1289103285Sikob fc->ongodev = NULL; 1290103285Sikob fc->ongoeui.hi = 0xffffffff; fc->ongoeui.lo = 0xffffffff; 1291103285Sikob fw_bus_explore(fc); 1292103285Sikob splx(s); 1293103285Sikob} 1294106790Ssimokawa 1295103285Sikob/* 1296129274Sdfr * Find the self_id packet for a node, ignoring sequels. 1297129274Sdfr */ 1298129274Sdfrstatic union fw_self_id * 1299129274Sdfrfw_find_self_id(struct firewire_comm *fc, int node) 1300129274Sdfr{ 1301129274Sdfr uint32_t i; 1302129274Sdfr union fw_self_id *s; 1303129274Sdfr 1304129274Sdfr for (i = 0; i < fc->topology_map->self_id_count; i++) { 1305129274Sdfr s = &fc->topology_map->self_id[i]; 1306129274Sdfr if (s->p0.sequel) 1307129274Sdfr continue; 1308129274Sdfr if (s->p0.phy_id == node) 1309129274Sdfr return s; 1310129274Sdfr } 1311129274Sdfr return 0; 1312129274Sdfr} 1313129274Sdfr 1314129274Sdfr/* 1315103285Sikob * To collect device informations on the IEEE1394 bus. 1316103285Sikob */ 1317106790Ssimokawastatic void 1318106790Ssimokawafw_bus_explore(struct firewire_comm *fc ) 1319103285Sikob{ 1320103285Sikob int err = 0; 1321110179Ssimokawa struct fw_device *fwdev, *pfwdev, *tfwdev; 1322129585Sdfr uint32_t addr; 1323103285Sikob struct fw_xfer *xfer; 1324103285Sikob struct fw_pkt *fp; 1325103285Sikob 1326103285Sikob if(fc->status != FWBUSEXPLORE) 1327103285Sikob return; 1328103285Sikob 1329103285Sikobloop: 1330103285Sikob if(fc->ongonode == fc->nodeid) fc->ongonode++; 1331103285Sikob 1332103285Sikob if(fc->ongonode > fc->max_node) goto done; 1333103285Sikob if(fc->ongonode >= 0x3f) goto done; 1334103285Sikob 1335103285Sikob /* check link */ 1336103285Sikob /* XXX we need to check phy_id first */ 1337129274Sdfr if (!fw_find_self_id(fc, fc->ongonode)->p0.link_active) { 1338110577Ssimokawa if (firewire_debug) 1339110577Ssimokawa printf("node%d: link down\n", fc->ongonode); 1340103285Sikob fc->ongonode++; 1341103285Sikob goto loop; 1342103285Sikob } 1343103285Sikob 1344103285Sikob if(fc->ongoaddr <= CSRROMOFF && 1345103285Sikob fc->ongoeui.hi == 0xffffffff && 1346103285Sikob fc->ongoeui.lo == 0xffffffff ){ 1347103285Sikob fc->ongoaddr = CSRROMOFF; 1348103285Sikob addr = 0xf0000000 | fc->ongoaddr; 1349103285Sikob }else if(fc->ongoeui.hi == 0xffffffff ){ 1350103285Sikob fc->ongoaddr = CSRROMOFF + 0xc; 1351103285Sikob addr = 0xf0000000 | fc->ongoaddr; 1352103285Sikob }else if(fc->ongoeui.lo == 0xffffffff ){ 1353103285Sikob fc->ongoaddr = CSRROMOFF + 0x10; 1354103285Sikob addr = 0xf0000000 | fc->ongoaddr; 1355103285Sikob }else if(fc->ongodev == NULL){ 1356110193Ssimokawa STAILQ_FOREACH(fwdev, &fc->devices, link) 1357110193Ssimokawa if (FW_EUI64_EQUAL(fwdev->eui, fc->ongoeui)) 1358103285Sikob break; 1359103285Sikob if(fwdev != NULL){ 1360103285Sikob fwdev->dst = fc->ongonode; 1361117350Ssimokawa fwdev->status = FWDEVINIT; 1362117350Ssimokawa fc->ongodev = fwdev; 1363103285Sikob fc->ongoaddr = CSRROMOFF; 1364117350Ssimokawa addr = 0xf0000000 | fc->ongoaddr; 1365117350Ssimokawa goto dorequest; 1366103285Sikob } 1367115787Ssimokawa fwdev = malloc(sizeof(struct fw_device), M_FW, 1368115787Ssimokawa M_NOWAIT | M_ZERO); 1369103285Sikob if(fwdev == NULL) 1370103285Sikob return; 1371106810Ssimokawa fwdev->fc = fc; 1372103285Sikob fwdev->rommax = 0; 1373103285Sikob fwdev->dst = fc->ongonode; 1374103285Sikob fwdev->eui.hi = fc->ongoeui.hi; fwdev->eui.lo = fc->ongoeui.lo; 1375103285Sikob fwdev->status = FWDEVINIT; 1376103285Sikob fwdev->speed = fc->speed_map->speed[fc->nodeid][fc->ongonode]; 1377103285Sikob 1378110179Ssimokawa pfwdev = NULL; 1379110193Ssimokawa STAILQ_FOREACH(tfwdev, &fc->devices, link) { 1380110179Ssimokawa if (tfwdev->eui.hi > fwdev->eui.hi || 1381110179Ssimokawa (tfwdev->eui.hi == fwdev->eui.hi && 1382110179Ssimokawa tfwdev->eui.lo > fwdev->eui.lo)) 1383110179Ssimokawa break; 1384110179Ssimokawa pfwdev = tfwdev; 1385103285Sikob } 1386110179Ssimokawa if (pfwdev == NULL) 1387110193Ssimokawa STAILQ_INSERT_HEAD(&fc->devices, fwdev, link); 1388110179Ssimokawa else 1389110193Ssimokawa STAILQ_INSERT_AFTER(&fc->devices, pfwdev, fwdev, link); 1390103285Sikob 1391108655Ssimokawa device_printf(fc->bdev, "New %s device ID:%08x%08x\n", 1392107653Ssimokawa linkspeed[fwdev->speed], 1393107653Ssimokawa fc->ongoeui.hi, fc->ongoeui.lo); 1394103285Sikob 1395103285Sikob fc->ongodev = fwdev; 1396103285Sikob fc->ongoaddr = CSRROMOFF; 1397103285Sikob addr = 0xf0000000 | fc->ongoaddr; 1398103285Sikob }else{ 1399103285Sikob addr = 0xf0000000 | fc->ongoaddr; 1400103285Sikob } 1401117350Ssimokawadorequest: 1402103285Sikob#if 0 1403103285Sikob xfer = asyreqq(fc, FWSPD_S100, 0, 0, 1404103285Sikob ((FWLOCALBUS | fc->ongonode) << 16) | 0xffff , addr, 1405103285Sikob fw_bus_explore_callback); 1406103285Sikob if(xfer == NULL) goto done; 1407103285Sikob#else 1408120660Ssimokawa xfer = fw_xfer_alloc(M_FWXFER); 1409103285Sikob if(xfer == NULL){ 1410103285Sikob goto done; 1411103285Sikob } 1412120660Ssimokawa xfer->send.spd = 0; 1413120660Ssimokawa fp = &xfer->send.hdr; 1414113584Ssimokawa fp->mode.rreqq.dest_hi = 0xffff; 1415103285Sikob fp->mode.rreqq.tlrt = 0; 1416103285Sikob fp->mode.rreqq.tcode = FWTCODE_RREQQ; 1417103285Sikob fp->mode.rreqq.pri = 0; 1418103285Sikob fp->mode.rreqq.src = 0; 1419120660Ssimokawa fp->mode.rreqq.dst = FWLOCALBUS | fc->ongonode; 1420113584Ssimokawa fp->mode.rreqq.dest_lo = addr; 1421103285Sikob xfer->act.hand = fw_bus_explore_callback; 1422103285Sikob 1423110577Ssimokawa if (firewire_debug) 1424110577Ssimokawa printf("node%d: explore addr=0x%x\n", 1425110577Ssimokawa fc->ongonode, fc->ongoaddr); 1426103285Sikob err = fw_asyreq(fc, -1, xfer); 1427103285Sikob if(err){ 1428103285Sikob fw_xfer_free( xfer); 1429103285Sikob return; 1430103285Sikob } 1431103285Sikob#endif 1432103285Sikob return; 1433103285Sikobdone: 1434103285Sikob /* fw_attach_devs */ 1435103285Sikob fc->status = FWBUSEXPDONE; 1436107653Ssimokawa if (firewire_debug) 1437107653Ssimokawa printf("bus_explore done\n"); 1438103285Sikob fw_attach_dev(fc); 1439103285Sikob return; 1440103285Sikob 1441103285Sikob} 1442106790Ssimokawa 1443103285Sikob/* Portable Async. request read quad */ 1444106790Ssimokawastruct fw_xfer * 1445129585Sdfrasyreqq(struct firewire_comm *fc, uint8_t spd, uint8_t tl, uint8_t rt, 1446129585Sdfr uint32_t addr_hi, uint32_t addr_lo, 1447124169Ssimokawa void (*hand) (struct fw_xfer*)) 1448103285Sikob{ 1449103285Sikob struct fw_xfer *xfer; 1450103285Sikob struct fw_pkt *fp; 1451103285Sikob int err; 1452103285Sikob 1453120660Ssimokawa xfer = fw_xfer_alloc(M_FWXFER); 1454113584Ssimokawa if (xfer == NULL) 1455103285Sikob return NULL; 1456113584Ssimokawa 1457120660Ssimokawa xfer->send.spd = spd; /* XXX:min(spd, fc->spd) */ 1458120660Ssimokawa fp = &xfer->send.hdr; 1459113584Ssimokawa fp->mode.rreqq.dest_hi = addr_hi & 0xffff; 1460103285Sikob if(tl & FWP_TL_VALID){ 1461103285Sikob fp->mode.rreqq.tlrt = (tl & 0x3f) << 2; 1462103285Sikob }else{ 1463103285Sikob fp->mode.rreqq.tlrt = 0; 1464103285Sikob } 1465103285Sikob fp->mode.rreqq.tlrt |= rt & 0x3; 1466103285Sikob fp->mode.rreqq.tcode = FWTCODE_RREQQ; 1467103285Sikob fp->mode.rreqq.pri = 0; 1468103285Sikob fp->mode.rreqq.src = 0; 1469120660Ssimokawa fp->mode.rreqq.dst = addr_hi >> 16; 1470113584Ssimokawa fp->mode.rreqq.dest_lo = addr_lo; 1471103285Sikob xfer->act.hand = hand; 1472103285Sikob 1473103285Sikob err = fw_asyreq(fc, -1, xfer); 1474103285Sikob if(err){ 1475103285Sikob fw_xfer_free( xfer); 1476103285Sikob return NULL; 1477103285Sikob } 1478103285Sikob return xfer; 1479103285Sikob} 1480106790Ssimokawa 1481103285Sikob/* 1482103285Sikob * Callback for the IEEE1394 bus information collection. 1483103285Sikob */ 1484106790Ssimokawastatic void 1485106790Ssimokawafw_bus_explore_callback(struct fw_xfer *xfer) 1486106790Ssimokawa{ 1487103285Sikob struct firewire_comm *fc; 1488103285Sikob struct fw_pkt *sfp,*rfp; 1489103285Sikob struct csrhdr *chdr; 1490103285Sikob struct csrdir *csrd; 1491103285Sikob struct csrreg *csrreg; 1492129585Sdfr uint32_t offset; 1493103285Sikob 1494103285Sikob 1495110577Ssimokawa if(xfer == NULL) { 1496110577Ssimokawa printf("xfer == NULL\n"); 1497110577Ssimokawa return; 1498110577Ssimokawa } 1499103285Sikob fc = xfer->fc; 1500110577Ssimokawa 1501110577Ssimokawa if (firewire_debug) 1502110577Ssimokawa printf("node%d: callback addr=0x%x\n", 1503110577Ssimokawa fc->ongonode, fc->ongoaddr); 1504110577Ssimokawa 1505103285Sikob if(xfer->resp != 0){ 1506127468Ssimokawa device_printf(fc->bdev, 1507127468Ssimokawa "bus_explore node=%d addr=0x%x resp=%d retry=%d\n", 1508127468Ssimokawa fc->ongonode, fc->ongoaddr, xfer->resp, xfer->retry); 1509127468Ssimokawa if (xfer->retry < fc->max_asyretry) { 1510127468Ssimokawa fw_asystart(xfer); 1511127468Ssimokawa return; 1512127468Ssimokawa } 1513114284Ssimokawa goto errnode; 1514103285Sikob } 1515103285Sikob 1516120660Ssimokawa sfp = &xfer->send.hdr; 1517120660Ssimokawa rfp = &xfer->recv.hdr; 1518103285Sikob#if 0 1519103285Sikob { 1520129585Sdfr uint32_t *qld; 1521103285Sikob int i; 1522129585Sdfr qld = (uint32_t *)xfer->recv.buf; 1523103285Sikob printf("len:%d\n", xfer->recv.len); 1524103285Sikob for( i = 0 ; i <= xfer->recv.len && i < 32; i+= 4){ 1525113584Ssimokawa printf("0x%08x ", rfp->mode.ld[i/4]); 1526103285Sikob if((i % 16) == 15) printf("\n"); 1527103285Sikob } 1528103285Sikob if((i % 16) != 15) printf("\n"); 1529103285Sikob } 1530103285Sikob#endif 1531103285Sikob if(fc->ongodev == NULL){ 1532113584Ssimokawa if(sfp->mode.rreqq.dest_lo == (0xf0000000 | CSRROMOFF)){ 1533103285Sikob rfp->mode.rresq.data = ntohl(rfp->mode.rresq.data); 1534103285Sikob chdr = (struct csrhdr *)(&rfp->mode.rresq.data); 1535129541Sdfr/* If CSR is minimal confinguration, more investigation is not needed. */ 1536103285Sikob if(chdr->info_len == 1){ 1537110577Ssimokawa if (firewire_debug) 1538110577Ssimokawa printf("node%d: minimal config\n", 1539110577Ssimokawa fc->ongonode); 1540103285Sikob goto nextnode; 1541103285Sikob }else{ 1542103285Sikob fc->ongoaddr = CSRROMOFF + 0xc; 1543103285Sikob } 1544113584Ssimokawa }else if(sfp->mode.rreqq.dest_lo == (0xf0000000 |(CSRROMOFF + 0xc))){ 1545103285Sikob fc->ongoeui.hi = ntohl(rfp->mode.rresq.data); 1546103285Sikob fc->ongoaddr = CSRROMOFF + 0x10; 1547113584Ssimokawa }else if(sfp->mode.rreqq.dest_lo == (0xf0000000 |(CSRROMOFF + 0x10))){ 1548103285Sikob fc->ongoeui.lo = ntohl(rfp->mode.rresq.data); 1549110577Ssimokawa if (fc->ongoeui.hi == 0 && fc->ongoeui.lo == 0) { 1550110577Ssimokawa if (firewire_debug) 1551110577Ssimokawa printf("node%d: eui64 is zero.\n", 1552110577Ssimokawa fc->ongonode); 1553103285Sikob goto nextnode; 1554110577Ssimokawa } 1555103285Sikob fc->ongoaddr = CSRROMOFF; 1556103285Sikob } 1557103285Sikob }else{ 1558117350Ssimokawa if (fc->ongoaddr == CSRROMOFF && 1559117350Ssimokawa fc->ongodev->csrrom[0] == ntohl(rfp->mode.rresq.data)) { 1560117350Ssimokawa fc->ongodev->status = FWDEVATTACHED; 1561117350Ssimokawa goto nextnode; 1562117350Ssimokawa } 1563103285Sikob fc->ongodev->csrrom[(fc->ongoaddr - CSRROMOFF)/4] = ntohl(rfp->mode.rresq.data); 1564103285Sikob if(fc->ongoaddr > fc->ongodev->rommax){ 1565103285Sikob fc->ongodev->rommax = fc->ongoaddr; 1566103285Sikob } 1567103285Sikob csrd = SLIST_FIRST(&fc->ongocsr); 1568103285Sikob if((csrd = SLIST_FIRST(&fc->ongocsr)) == NULL){ 1569103285Sikob chdr = (struct csrhdr *)(fc->ongodev->csrrom); 1570103285Sikob offset = CSRROMOFF; 1571103285Sikob }else{ 1572103285Sikob chdr = (struct csrhdr *)&fc->ongodev->csrrom[(csrd->off - CSRROMOFF)/4]; 1573103285Sikob offset = csrd->off; 1574103285Sikob } 1575103285Sikob if(fc->ongoaddr > (CSRROMOFF + 0x14) && fc->ongoaddr != offset){ 1576103285Sikob csrreg = (struct csrreg *)&fc->ongodev->csrrom[(fc->ongoaddr - CSRROMOFF)/4]; 1577103285Sikob if( csrreg->key == 0x81 || csrreg->key == 0xd1){ 1578103285Sikob csrd = SLIST_FIRST(&fc->csrfree); 1579103285Sikob if(csrd == NULL){ 1580103285Sikob goto nextnode; 1581103285Sikob }else{ 1582103285Sikob csrd->ongoaddr = fc->ongoaddr; 1583103285Sikob fc->ongoaddr += csrreg->val * 4; 1584103285Sikob csrd->off = fc->ongoaddr; 1585103285Sikob SLIST_REMOVE_HEAD(&fc->csrfree, link); 1586103285Sikob SLIST_INSERT_HEAD(&fc->ongocsr, csrd, link); 1587103285Sikob goto nextaddr; 1588103285Sikob } 1589103285Sikob } 1590103285Sikob } 1591103285Sikob fc->ongoaddr += 4; 1592103285Sikob if(((fc->ongoaddr - offset)/4 > chdr->crc_len) && 1593103285Sikob (fc->ongodev->rommax < 0x414)){ 1594103285Sikob if(fc->ongodev->rommax <= 0x414){ 1595103285Sikob csrd = SLIST_FIRST(&fc->csrfree); 1596103285Sikob if(csrd == NULL) goto nextnode; 1597103285Sikob csrd->off = fc->ongoaddr; 1598103285Sikob csrd->ongoaddr = fc->ongoaddr; 1599103285Sikob SLIST_REMOVE_HEAD(&fc->csrfree, link); 1600103285Sikob SLIST_INSERT_HEAD(&fc->ongocsr, csrd, link); 1601103285Sikob } 1602103285Sikob goto nextaddr; 1603103285Sikob } 1604103285Sikob 1605103285Sikob while(((fc->ongoaddr - offset)/4 > chdr->crc_len)){ 1606103285Sikob if(csrd == NULL){ 1607103285Sikob goto nextnode; 1608103285Sikob }; 1609103285Sikob fc->ongoaddr = csrd->ongoaddr + 4; 1610103285Sikob SLIST_REMOVE_HEAD(&fc->ongocsr, link); 1611103285Sikob SLIST_INSERT_HEAD(&fc->csrfree, csrd, link); 1612103285Sikob csrd = SLIST_FIRST(&fc->ongocsr); 1613103285Sikob if((csrd = SLIST_FIRST(&fc->ongocsr)) == NULL){ 1614103285Sikob chdr = (struct csrhdr *)(fc->ongodev->csrrom); 1615103285Sikob offset = CSRROMOFF; 1616103285Sikob }else{ 1617103285Sikob chdr = (struct csrhdr *)&(fc->ongodev->csrrom[(csrd->off - CSRROMOFF)/4]); 1618103285Sikob offset = csrd->off; 1619103285Sikob } 1620103285Sikob } 1621103285Sikob if((fc->ongoaddr - CSRROMOFF) > CSRROMSIZE){ 1622103285Sikob goto nextnode; 1623103285Sikob } 1624103285Sikob } 1625103285Sikobnextaddr: 1626103285Sikob fw_xfer_free( xfer); 1627103285Sikob fw_bus_explore(fc); 1628103285Sikob return; 1629114284Ssimokawaerrnode: 1630114284Ssimokawa fc->retry_count++; 1631127468Ssimokawa if (fc->ongodev != NULL) { 1632114284Ssimokawa fc->ongodev->status = FWDEVINVAL; 1633127468Ssimokawa /* Invalidate ROM */ 1634127468Ssimokawa fc->ongodev->csrrom[0] = 0; 1635127468Ssimokawa } 1636103285Sikobnextnode: 1637103285Sikob fw_xfer_free( xfer); 1638103285Sikob fc->ongonode++; 1639103285Sikob/* housekeeping work space */ 1640103285Sikob fc->ongoaddr = CSRROMOFF; 1641103285Sikob fc->ongodev = NULL; 1642103285Sikob fc->ongoeui.hi = 0xffffffff; fc->ongoeui.lo = 0xffffffff; 1643103285Sikob while((csrd = SLIST_FIRST(&fc->ongocsr)) != NULL){ 1644103285Sikob SLIST_REMOVE_HEAD(&fc->ongocsr, link); 1645103285Sikob SLIST_INSERT_HEAD(&fc->csrfree, csrd, link); 1646103285Sikob } 1647103285Sikob fw_bus_explore(fc); 1648103285Sikob return; 1649103285Sikob} 1650103285Sikob 1651103285Sikob/* 1652103285Sikob * To attach sub-devices layer onto IEEE1394 bus. 1653103285Sikob */ 1654106815Ssimokawastatic void 1655106815Ssimokawafw_attach_dev(struct firewire_comm *fc) 1656103285Sikob{ 1657120850Ssimokawa struct fw_device *fwdev, *next; 1658103285Sikob int i, err; 1659103285Sikob device_t *devlistp; 1660103285Sikob int devcnt; 1661103285Sikob struct firewire_dev_comm *fdc; 1662103285Sikob 1663120850Ssimokawa for (fwdev = STAILQ_FIRST(&fc->devices); fwdev != NULL; fwdev = next) { 1664120850Ssimokawa next = STAILQ_NEXT(fwdev, link); 1665120850Ssimokawa if (fwdev->status == FWDEVINIT) { 1666114069Ssimokawa fwdev->status = FWDEVATTACHED; 1667120850Ssimokawa } else if (fwdev->status == FWDEVINVAL) { 1668120850Ssimokawa fwdev->rcnt ++; 1669120850Ssimokawa if (fwdev->rcnt > hold_count) { 1670120850Ssimokawa /* 1671120850Ssimokawa * Remove devices which have not been seen 1672120850Ssimokawa * for a while. 1673120850Ssimokawa */ 1674120850Ssimokawa STAILQ_REMOVE(&fc->devices, fwdev, fw_device, 1675120850Ssimokawa link); 1676120850Ssimokawa free(fwdev, M_FW); 1677120850Ssimokawa } 1678120850Ssimokawa } 1679120850Ssimokawa } 1680103285Sikob 1681108773Ssimokawa err = device_get_children(fc->bdev, &devlistp, &devcnt); 1682103285Sikob if( err != 0 ) 1683103285Sikob return; 1684103285Sikob for( i = 0 ; i < devcnt ; i++){ 1685103285Sikob if (device_get_state(devlistp[i]) >= DS_ATTACHED) { 1686103285Sikob fdc = device_get_softc(devlistp[i]); 1687103285Sikob if (fdc->post_explore != NULL) 1688103285Sikob fdc->post_explore(fdc); 1689103285Sikob } 1690103285Sikob } 1691103285Sikob free(devlistp, M_TEMP); 1692103285Sikob 1693103285Sikob if (fc->retry_count > 0) { 1694127468Ssimokawa device_printf(fc->bdev, "bus_explore failed for %d nodes\n", 1695127468Ssimokawa fc->retry_count); 1696111040Ssimokawa#if 0 1697110193Ssimokawa callout_reset(&fc->retry_probe_callout, hz*2, 1698110193Ssimokawa (void *)fc->ibr, (void *)fc); 1699111040Ssimokawa#endif 1700103285Sikob } 1701103285Sikob return; 1702103285Sikob} 1703106815Ssimokawa 1704103285Sikob/* 1705129541Sdfr * To allocate unique transaction label. 1706103285Sikob */ 1707106815Ssimokawastatic int 1708106815Ssimokawafw_get_tlabel(struct firewire_comm *fc, struct fw_xfer *xfer) 1709103285Sikob{ 1710103285Sikob u_int i; 1711103285Sikob struct tlabel *tl, *tmptl; 1712103285Sikob int s; 1713129585Sdfr static uint32_t label = 0; 1714103285Sikob 1715103285Sikob s = splfw(); 1716103285Sikob for( i = 0 ; i < 0x40 ; i ++){ 1717103285Sikob label = (label + 1) & 0x3f; 1718103285Sikob for(tmptl = STAILQ_FIRST(&fc->tlabels[label]); 1719103285Sikob tmptl != NULL; tmptl = STAILQ_NEXT(tmptl, link)){ 1720120660Ssimokawa if (tmptl->xfer->send.hdr.mode.hdr.dst == 1721120660Ssimokawa xfer->send.hdr.mode.hdr.dst) 1722120660Ssimokawa break; 1723103285Sikob } 1724103285Sikob if(tmptl == NULL) { 1725110195Ssimokawa tl = malloc(sizeof(struct tlabel),M_FW,M_NOWAIT); 1726103285Sikob if (tl == NULL) { 1727103285Sikob splx(s); 1728103285Sikob return (-1); 1729103285Sikob } 1730103285Sikob tl->xfer = xfer; 1731103285Sikob STAILQ_INSERT_TAIL(&fc->tlabels[label], tl, link); 1732103285Sikob splx(s); 1733110577Ssimokawa if (firewire_debug > 1) 1734110577Ssimokawa printf("fw_get_tlabel: dst=%d tl=%d\n", 1735120660Ssimokawa xfer->send.hdr.mode.hdr.dst, label); 1736103285Sikob return(label); 1737103285Sikob } 1738103285Sikob } 1739103285Sikob splx(s); 1740103285Sikob 1741103285Sikob printf("fw_get_tlabel: no free tlabel\n"); 1742103285Sikob return(-1); 1743103285Sikob} 1744106815Ssimokawa 1745113584Ssimokawastatic void 1746120660Ssimokawafw_rcv_copy(struct fw_rcv_buf *rb) 1747113584Ssimokawa{ 1748120660Ssimokawa struct fw_pkt *pkt; 1749120660Ssimokawa u_char *p; 1750120660Ssimokawa struct tcode_info *tinfo; 1751120660Ssimokawa u_int res, i, len, plen; 1752113584Ssimokawa 1753120660Ssimokawa rb->xfer->recv.spd -= rb->spd; 1754120660Ssimokawa 1755120660Ssimokawa pkt = (struct fw_pkt *)rb->vec->iov_base; 1756120660Ssimokawa tinfo = &rb->fc->tcode[pkt->mode.hdr.tcode]; 1757120660Ssimokawa 1758120660Ssimokawa /* Copy header */ 1759120660Ssimokawa p = (u_char *)&rb->xfer->recv.hdr; 1760120660Ssimokawa bcopy(rb->vec->iov_base, p, tinfo->hdr_len); 1761120660Ssimokawa (u_char *)rb->vec->iov_base += tinfo->hdr_len; 1762120660Ssimokawa rb->vec->iov_len -= tinfo->hdr_len; 1763120660Ssimokawa 1764120660Ssimokawa /* Copy payload */ 1765120660Ssimokawa p = (u_char *)rb->xfer->recv.payload; 1766120660Ssimokawa res = rb->xfer->recv.pay_len; 1767120660Ssimokawa 1768120660Ssimokawa /* special handling for RRESQ */ 1769120660Ssimokawa if (pkt->mode.hdr.tcode == FWTCODE_RRESQ && 1770129585Sdfr p != NULL && res >= sizeof(uint32_t)) { 1771129585Sdfr *(uint32_t *)p = pkt->mode.rresq.data; 1772129585Sdfr rb->xfer->recv.pay_len = sizeof(uint32_t); 1773120660Ssimokawa return; 1774120660Ssimokawa } 1775120660Ssimokawa 1776120660Ssimokawa if ((tinfo->flag & FWTI_BLOCK_ASY) == 0) 1777120660Ssimokawa return; 1778120660Ssimokawa 1779120660Ssimokawa plen = pkt->mode.rresb.len; 1780120660Ssimokawa 1781120660Ssimokawa for (i = 0; i < rb->nvec; i++, rb->vec++) { 1782120660Ssimokawa len = MIN(rb->vec->iov_len, plen); 1783113584Ssimokawa if (res < len) { 1784113584Ssimokawa printf("rcv buffer(%d) is %d bytes short.\n", 1785120660Ssimokawa rb->xfer->recv.pay_len, len - res); 1786113584Ssimokawa len = res; 1787113584Ssimokawa } 1788120660Ssimokawa bcopy(rb->vec->iov_base, p, len); 1789113584Ssimokawa p += len; 1790113584Ssimokawa res -= len; 1791120660Ssimokawa plen -= len; 1792120660Ssimokawa if (res == 0 || plen == 0) 1793113584Ssimokawa break; 1794113584Ssimokawa } 1795120660Ssimokawa rb->xfer->recv.pay_len -= res; 1796120660Ssimokawa 1797113584Ssimokawa} 1798113584Ssimokawa 1799103285Sikob/* 1800129541Sdfr * Generic packet receiving process. 1801103285Sikob */ 1802106815Ssimokawavoid 1803120660Ssimokawafw_rcv(struct fw_rcv_buf *rb) 1804103285Sikob{ 1805103285Sikob struct fw_pkt *fp, *resfp; 1806103285Sikob struct fw_bind *bind; 1807113584Ssimokawa int tcode, s; 1808113584Ssimokawa int i, len, oldstate; 1809103285Sikob#if 0 1810103285Sikob { 1811129585Sdfr uint32_t *qld; 1812103285Sikob int i; 1813129585Sdfr qld = (uint32_t *)buf; 1814103285Sikob printf("spd %d len:%d\n", spd, len); 1815103285Sikob for( i = 0 ; i <= len && i < 32; i+= 4){ 1816103285Sikob printf("0x%08x ", ntohl(qld[i/4])); 1817103285Sikob if((i % 16) == 15) printf("\n"); 1818103285Sikob } 1819103285Sikob if((i % 16) != 15) printf("\n"); 1820103285Sikob } 1821103285Sikob#endif 1822120660Ssimokawa fp = (struct fw_pkt *)rb->vec[0].iov_base; 1823113584Ssimokawa tcode = fp->mode.common.tcode; 1824113584Ssimokawa switch (tcode) { 1825103285Sikob case FWTCODE_WRES: 1826103285Sikob case FWTCODE_RRESQ: 1827103285Sikob case FWTCODE_RRESB: 1828103285Sikob case FWTCODE_LRES: 1829120660Ssimokawa rb->xfer = fw_tl2xfer(rb->fc, fp->mode.hdr.src, 1830103285Sikob fp->mode.hdr.tlrt >> 2); 1831120660Ssimokawa if(rb->xfer == NULL) { 1832103285Sikob printf("fw_rcv: unknown response " 1833124251Ssimokawa "%s(%x) src=0x%x tl=0x%x rt=%d data=0x%x\n", 1834124251Ssimokawa tcode_str[tcode], tcode, 1835124251Ssimokawa fp->mode.hdr.src, 1836124251Ssimokawa fp->mode.hdr.tlrt >> 2, 1837124251Ssimokawa fp->mode.hdr.tlrt & 3, 1838124251Ssimokawa fp->mode.rresq.data); 1839103285Sikob#if 1 1840103285Sikob printf("try ad-hoc work around!!\n"); 1841120660Ssimokawa rb->xfer = fw_tl2xfer(rb->fc, fp->mode.hdr.src, 1842103285Sikob (fp->mode.hdr.tlrt >> 2)^3); 1843120660Ssimokawa if (rb->xfer == NULL) { 1844103285Sikob printf("no use...\n"); 1845103285Sikob goto err; 1846103285Sikob } 1847103285Sikob#else 1848103285Sikob goto err; 1849103285Sikob#endif 1850103285Sikob } 1851120660Ssimokawa fw_rcv_copy(rb); 1852120660Ssimokawa if (rb->xfer->recv.hdr.mode.wres.rtcode != RESP_CMP) 1853120660Ssimokawa rb->xfer->resp = EIO; 1854120660Ssimokawa else 1855120660Ssimokawa rb->xfer->resp = 0; 1856113584Ssimokawa /* make sure the packet is drained in AT queue */ 1857120660Ssimokawa oldstate = rb->xfer->state; 1858120660Ssimokawa rb->xfer->state = FWXF_RCVD; 1859113584Ssimokawa switch (oldstate) { 1860113584Ssimokawa case FWXF_SENT: 1861120660Ssimokawa fw_xfer_done(rb->xfer); 1862103285Sikob break; 1863113584Ssimokawa case FWXF_START: 1864119289Ssimokawa#if 0 1865113584Ssimokawa if (firewire_debug) 1866120660Ssimokawa printf("not sent yet tl=%x\n", rb->xfer->tl); 1867119289Ssimokawa#endif 1868113584Ssimokawa break; 1869103285Sikob default: 1870120660Ssimokawa printf("unexpected state %d\n", rb->xfer->state); 1871103285Sikob } 1872113584Ssimokawa return; 1873103285Sikob case FWTCODE_WREQQ: 1874103285Sikob case FWTCODE_WREQB: 1875103285Sikob case FWTCODE_RREQQ: 1876103285Sikob case FWTCODE_RREQB: 1877103285Sikob case FWTCODE_LREQ: 1878120660Ssimokawa bind = fw_bindlookup(rb->fc, fp->mode.rreqq.dest_hi, 1879113584Ssimokawa fp->mode.rreqq.dest_lo); 1880103285Sikob if(bind == NULL){ 1881124251Ssimokawa printf("Unknown service addr 0x%04x:0x%08x %s(%x)" 1882127468Ssimokawa#if defined(__DragonFly__) || __FreeBSD_version < 500000 1883127468Ssimokawa " src=0x%x data=%lx\n", 1884127468Ssimokawa#else 1885124251Ssimokawa " src=0x%x data=%x\n", 1886113962Ssimokawa#endif 1887124251Ssimokawa fp->mode.wreqq.dest_hi, fp->mode.wreqq.dest_lo, 1888124251Ssimokawa tcode_str[tcode], tcode, 1889124251Ssimokawa fp->mode.hdr.src, ntohl(fp->mode.wreqq.data)); 1890120660Ssimokawa if (rb->fc->status == FWBUSRESET) { 1891110798Ssimokawa printf("fw_rcv: cannot respond(bus reset)!\n"); 1892103285Sikob goto err; 1893103285Sikob } 1894120660Ssimokawa rb->xfer = fw_xfer_alloc(M_FWXFER); 1895120660Ssimokawa if(rb->xfer == NULL){ 1896103285Sikob return; 1897103285Sikob } 1898120660Ssimokawa rb->xfer->send.spd = rb->spd; 1899120660Ssimokawa rb->xfer->send.pay_len = 0; 1900120660Ssimokawa resfp = &rb->xfer->send.hdr; 1901113584Ssimokawa switch (tcode) { 1902103285Sikob case FWTCODE_WREQQ: 1903103285Sikob case FWTCODE_WREQB: 1904103285Sikob resfp->mode.hdr.tcode = FWTCODE_WRES; 1905103285Sikob break; 1906103285Sikob case FWTCODE_RREQQ: 1907103285Sikob resfp->mode.hdr.tcode = FWTCODE_RRESQ; 1908103285Sikob break; 1909103285Sikob case FWTCODE_RREQB: 1910103285Sikob resfp->mode.hdr.tcode = FWTCODE_RRESB; 1911103285Sikob break; 1912103285Sikob case FWTCODE_LREQ: 1913103285Sikob resfp->mode.hdr.tcode = FWTCODE_LRES; 1914103285Sikob break; 1915103285Sikob } 1916103285Sikob resfp->mode.hdr.dst = fp->mode.hdr.src; 1917103285Sikob resfp->mode.hdr.tlrt = fp->mode.hdr.tlrt; 1918103285Sikob resfp->mode.hdr.pri = fp->mode.hdr.pri; 1919120660Ssimokawa resfp->mode.rresb.rtcode = RESP_ADDRESS_ERROR; 1920103285Sikob resfp->mode.rresb.extcode = 0; 1921103285Sikob resfp->mode.rresb.len = 0; 1922103285Sikob/* 1923120660Ssimokawa rb->xfer->act.hand = fw_asy_callback; 1924103285Sikob*/ 1925120660Ssimokawa rb->xfer->act.hand = fw_xfer_free; 1926120660Ssimokawa if(fw_asyreq(rb->fc, -1, rb->xfer)){ 1927120660Ssimokawa fw_xfer_free(rb->xfer); 1928103285Sikob return; 1929103285Sikob } 1930103285Sikob goto err; 1931103285Sikob } 1932113584Ssimokawa len = 0; 1933120660Ssimokawa for (i = 0; i < rb->nvec; i ++) 1934120660Ssimokawa len += rb->vec[i].iov_len; 1935113584Ssimokawa switch(bind->act_type){ 1936103285Sikob case FWACT_XFER: 1937113584Ssimokawa /* splfw()?? */ 1938120660Ssimokawa rb->xfer = STAILQ_FIRST(&bind->xferlist); 1939120660Ssimokawa if (rb->xfer == NULL) { 1940113584Ssimokawa printf("Discard a packet for this bind.\n"); 1941113584Ssimokawa goto err; 1942113584Ssimokawa } 1943113584Ssimokawa STAILQ_REMOVE_HEAD(&bind->xferlist, link); 1944120660Ssimokawa fw_rcv_copy(rb); 1945124145Ssimokawa rb->xfer->act.hand(rb->xfer); 1946103285Sikob return; 1947103285Sikob break; 1948103285Sikob case FWACT_CH: 1949120660Ssimokawa if(rb->fc->ir[bind->sub]->queued >= 1950120660Ssimokawa rb->fc->ir[bind->sub]->maxq){ 1951120660Ssimokawa device_printf(rb->fc->bdev, 1952108655Ssimokawa "Discard a packet %x %d\n", 1953113584Ssimokawa bind->sub, 1954120660Ssimokawa rb->fc->ir[bind->sub]->queued); 1955103285Sikob goto err; 1956103285Sikob } 1957120660Ssimokawa rb->xfer = STAILQ_FIRST(&bind->xferlist); 1958120660Ssimokawa if (rb->xfer == NULL) { 1959113584Ssimokawa printf("Discard packet for this bind\n"); 1960113584Ssimokawa goto err; 1961113584Ssimokawa } 1962113584Ssimokawa STAILQ_REMOVE_HEAD(&bind->xferlist, link); 1963120660Ssimokawa fw_rcv_copy(rb); 1964103285Sikob s = splfw(); 1965120660Ssimokawa rb->fc->ir[bind->sub]->queued++; 1966120660Ssimokawa STAILQ_INSERT_TAIL(&rb->fc->ir[bind->sub]->q, 1967120660Ssimokawa rb->xfer, link); 1968103285Sikob splx(s); 1969103285Sikob 1970120660Ssimokawa wakeup((caddr_t)rb->fc->ir[bind->sub]); 1971103285Sikob 1972103285Sikob return; 1973103285Sikob break; 1974103285Sikob default: 1975103285Sikob goto err; 1976103285Sikob break; 1977103285Sikob } 1978103285Sikob break; 1979120660Ssimokawa#if 0 /* shouldn't happen ?? or for GASP */ 1980103285Sikob case FWTCODE_STREAM: 1981103285Sikob { 1982103285Sikob struct fw_xferq *xferq; 1983103285Sikob 1984120660Ssimokawa xferq = rb->fc->ir[sub]; 1985103285Sikob#if 0 1986103285Sikob printf("stream rcv dma %d len %d off %d spd %d\n", 1987103285Sikob sub, len, off, spd); 1988103285Sikob#endif 1989103285Sikob if(xferq->queued >= xferq->maxq) { 1990103285Sikob printf("receive queue is full\n"); 1991103285Sikob goto err; 1992103285Sikob } 1993113584Ssimokawa /* XXX get xfer from xfer queue, we don't need copy for 1994113584Ssimokawa per packet mode */ 1995120660Ssimokawa rb->xfer = fw_xfer_alloc_buf(M_FWXFER, 0, /* XXX */ 1996113584Ssimokawa vec[0].iov_len); 1997120660Ssimokawa if (rb->xfer == NULL) goto err; 1998120660Ssimokawa fw_rcv_copy(rb) 1999103285Sikob s = splfw(); 2000103285Sikob xferq->queued++; 2001120660Ssimokawa STAILQ_INSERT_TAIL(&xferq->q, rb->xfer, link); 2002103285Sikob splx(s); 2003120660Ssimokawa sc = device_get_softc(rb->fc->bdev); 2004127468Ssimokawa#if defined(__DragonFly__) || __FreeBSD_version < 500000 2005127468Ssimokawa if (&xferq->rsel.si_pid != 0) 2006127468Ssimokawa#else 2007103285Sikob if (SEL_WAITING(&xferq->rsel)) 2008103285Sikob#endif 2009122352Stanimura selwakeuppri(&xferq->rsel, FWPRI); 2010103285Sikob if (xferq->flag & FWXFERQ_WAKEUP) { 2011103285Sikob xferq->flag &= ~FWXFERQ_WAKEUP; 2012103285Sikob wakeup((caddr_t)xferq); 2013103285Sikob } 2014103285Sikob if (xferq->flag & FWXFERQ_HANDLER) { 2015103285Sikob xferq->hand(xferq); 2016103285Sikob } 2017103285Sikob return; 2018103285Sikob break; 2019103285Sikob } 2020120660Ssimokawa#endif 2021103285Sikob default: 2022113584Ssimokawa printf("fw_rcv: unknow tcode %d\n", tcode); 2023103285Sikob break; 2024103285Sikob } 2025103285Sikoberr: 2026113584Ssimokawa return; 2027103285Sikob} 2028106815Ssimokawa 2029103285Sikob/* 2030103285Sikob * Post process for Bus Manager election process. 2031103285Sikob */ 2032103285Sikobstatic void 2033103285Sikobfw_try_bmr_callback(struct fw_xfer *xfer) 2034103285Sikob{ 2035103285Sikob struct firewire_comm *fc; 2036109422Ssimokawa int bmr; 2037103285Sikob 2038109422Ssimokawa if (xfer == NULL) 2039109422Ssimokawa return; 2040103285Sikob fc = xfer->fc; 2041109422Ssimokawa if (xfer->resp != 0) 2042103285Sikob goto error; 2043120660Ssimokawa if (xfer->recv.payload == NULL) 2044103285Sikob goto error; 2045120660Ssimokawa if (xfer->recv.hdr.mode.lres.rtcode != FWRCODE_COMPLETE) 2046103285Sikob goto error; 2047109422Ssimokawa 2048120660Ssimokawa bmr = ntohl(xfer->recv.payload[0]); 2049109422Ssimokawa if (bmr == 0x3f) 2050109422Ssimokawa bmr = fc->nodeid; 2051109422Ssimokawa 2052109422Ssimokawa CSRARC(fc, BUS_MGR_ID) = fc->set_bmr(fc, bmr & 0x3f); 2053120660Ssimokawa fw_xfer_free_buf(xfer); 2054114909Ssimokawa fw_bmr(fc); 2055114909Ssimokawa return; 2056114909Ssimokawa 2057103285Sikoberror: 2058114909Ssimokawa device_printf(fc->bdev, "bus manager election failed\n"); 2059120660Ssimokawa fw_xfer_free_buf(xfer); 2060103285Sikob} 2061106815Ssimokawa 2062113584Ssimokawa 2063103285Sikob/* 2064103285Sikob * To candidate Bus Manager election process. 2065103285Sikob */ 2066110270Ssimokawastatic void 2067106815Ssimokawafw_try_bmr(void *arg) 2068103285Sikob{ 2069103285Sikob struct fw_xfer *xfer; 2070103285Sikob struct firewire_comm *fc = (struct firewire_comm *)arg; 2071103285Sikob struct fw_pkt *fp; 2072103285Sikob int err = 0; 2073103285Sikob 2074120660Ssimokawa xfer = fw_xfer_alloc_buf(M_FWXFER, 8, 4); 2075103285Sikob if(xfer == NULL){ 2076103285Sikob return; 2077103285Sikob } 2078120660Ssimokawa xfer->send.spd = 0; 2079103285Sikob fc->status = FWBUSMGRELECT; 2080103285Sikob 2081120660Ssimokawa fp = &xfer->send.hdr; 2082113584Ssimokawa fp->mode.lreq.dest_hi = 0xffff; 2083103285Sikob fp->mode.lreq.tlrt = 0; 2084103285Sikob fp->mode.lreq.tcode = FWTCODE_LREQ; 2085103285Sikob fp->mode.lreq.pri = 0; 2086103285Sikob fp->mode.lreq.src = 0; 2087113584Ssimokawa fp->mode.lreq.len = 8; 2088120660Ssimokawa fp->mode.lreq.extcode = EXTCODE_CMP_SWAP; 2089120660Ssimokawa fp->mode.lreq.dst = FWLOCALBUS | fc->irm; 2090113584Ssimokawa fp->mode.lreq.dest_lo = 0xf0000000 | BUS_MGR_ID; 2091120660Ssimokawa xfer->send.payload[0] = htonl(0x3f); 2092120660Ssimokawa xfer->send.payload[1] = htonl(fc->nodeid); 2093103285Sikob xfer->act.hand = fw_try_bmr_callback; 2094103285Sikob 2095103285Sikob err = fw_asyreq(fc, -1, xfer); 2096103285Sikob if(err){ 2097120660Ssimokawa fw_xfer_free_buf(xfer); 2098103285Sikob return; 2099103285Sikob } 2100103285Sikob return; 2101103285Sikob} 2102106543Ssimokawa 2103106543Ssimokawa#ifdef FW_VMACCESS 2104103285Sikob/* 2105103285Sikob * Software implementation for physical memory block access. 2106103285Sikob * XXX:Too slow, usef for debug purpose only. 2107103285Sikob */ 2108106815Ssimokawastatic void 2109106815Ssimokawafw_vmaccess(struct fw_xfer *xfer){ 2110103285Sikob struct fw_pkt *rfp, *sfp = NULL; 2111129585Sdfr uint32_t *ld = (uint32_t *)xfer->recv.buf; 2112103285Sikob 2113113584Ssimokawa printf("vmaccess spd:%2x len:%03x data:%08x %08x %08x %08x\n", 2114113584Ssimokawa xfer->spd, xfer->recv.len, ntohl(ld[0]), ntohl(ld[1]), ntohl(ld[2]), ntohl(ld[3])); 2115103285Sikob printf("vmaccess data:%08x %08x %08x %08x\n", ntohl(ld[4]), ntohl(ld[5]), ntohl(ld[6]), ntohl(ld[7])); 2116103285Sikob if(xfer->resp != 0){ 2117103285Sikob fw_xfer_free( xfer); 2118103285Sikob return; 2119103285Sikob } 2120103285Sikob if(xfer->recv.buf == NULL){ 2121103285Sikob fw_xfer_free( xfer); 2122103285Sikob return; 2123103285Sikob } 2124103285Sikob rfp = (struct fw_pkt *)xfer->recv.buf; 2125103285Sikob switch(rfp->mode.hdr.tcode){ 2126103285Sikob /* XXX need fix for 64bit arch */ 2127103285Sikob case FWTCODE_WREQB: 2128110195Ssimokawa xfer->send.buf = malloc(12, M_FW, M_NOWAIT); 2129103285Sikob xfer->send.len = 12; 2130103285Sikob sfp = (struct fw_pkt *)xfer->send.buf; 2131103285Sikob bcopy(rfp->mode.wreqb.payload, 2132103285Sikob (caddr_t)ntohl(rfp->mode.wreqb.dest_lo), ntohs(rfp->mode.wreqb.len)); 2133103285Sikob sfp->mode.wres.tcode = FWTCODE_WRES; 2134103285Sikob sfp->mode.wres.rtcode = 0; 2135103285Sikob break; 2136103285Sikob case FWTCODE_WREQQ: 2137110195Ssimokawa xfer->send.buf = malloc(12, M_FW, M_NOWAIT); 2138103285Sikob xfer->send.len = 12; 2139103285Sikob sfp->mode.wres.tcode = FWTCODE_WRES; 2140129585Sdfr *((uint32_t *)(ntohl(rfp->mode.wreqb.dest_lo))) = rfp->mode.wreqq.data; 2141103285Sikob sfp->mode.wres.rtcode = 0; 2142103285Sikob break; 2143103285Sikob case FWTCODE_RREQB: 2144110195Ssimokawa xfer->send.buf = malloc(16 + rfp->mode.rreqb.len, M_FW, M_NOWAIT); 2145103285Sikob xfer->send.len = 16 + ntohs(rfp->mode.rreqb.len); 2146103285Sikob sfp = (struct fw_pkt *)xfer->send.buf; 2147103285Sikob bcopy((caddr_t)ntohl(rfp->mode.rreqb.dest_lo), 2148129585Sdfr sfp->mode.rresb.payload, (uint16_t)ntohs(rfp->mode.rreqb.len)); 2149103285Sikob sfp->mode.rresb.tcode = FWTCODE_RRESB; 2150103285Sikob sfp->mode.rresb.len = rfp->mode.rreqb.len; 2151103285Sikob sfp->mode.rresb.rtcode = 0; 2152103285Sikob sfp->mode.rresb.extcode = 0; 2153103285Sikob break; 2154103285Sikob case FWTCODE_RREQQ: 2155110195Ssimokawa xfer->send.buf = malloc(16, M_FW, M_NOWAIT); 2156103285Sikob xfer->send.len = 16; 2157103285Sikob sfp = (struct fw_pkt *)xfer->send.buf; 2158129585Sdfr sfp->mode.rresq.data = *(uint32_t *)(ntohl(rfp->mode.rreqq.dest_lo)); 2159103285Sikob sfp->mode.wres.tcode = FWTCODE_RRESQ; 2160103285Sikob sfp->mode.rresb.rtcode = 0; 2161103285Sikob break; 2162103285Sikob default: 2163103285Sikob fw_xfer_free( xfer); 2164103285Sikob return; 2165103285Sikob } 2166103285Sikob sfp->mode.hdr.dst = rfp->mode.hdr.src; 2167103285Sikob xfer->dst = ntohs(rfp->mode.hdr.src); 2168103285Sikob xfer->act.hand = fw_xfer_free; 2169103285Sikob xfer->retry_req = fw_asybusy; 2170103285Sikob 2171103285Sikob sfp->mode.hdr.tlrt = rfp->mode.hdr.tlrt; 2172103285Sikob sfp->mode.hdr.pri = 0; 2173103285Sikob 2174103285Sikob fw_asyreq(xfer->fc, -1, xfer); 2175103285Sikob/**/ 2176103285Sikob return; 2177103285Sikob} 2178106543Ssimokawa#endif 2179106543Ssimokawa 2180103285Sikob/* 2181103285Sikob * CRC16 check-sum for IEEE1394 register blocks. 2182103285Sikob */ 2183129585Sdfruint16_t 2184129585Sdfrfw_crc16(uint32_t *ptr, uint32_t len){ 2185129585Sdfr uint32_t i, sum, crc = 0; 2186103285Sikob int shift; 2187103285Sikob len = (len + 3) & ~3; 2188103285Sikob for(i = 0 ; i < len ; i+= 4){ 2189103285Sikob for( shift = 28 ; shift >= 0 ; shift -= 4){ 2190103285Sikob sum = ((crc >> 12) ^ (ptr[i/4] >> shift)) & 0xf; 2191103285Sikob crc = (crc << 4) ^ ( sum << 12 ) ^ ( sum << 5) ^ sum; 2192103285Sikob } 2193103285Sikob crc &= 0xffff; 2194103285Sikob } 2195129585Sdfr return((uint16_t) crc); 2196103285Sikob} 2197106815Ssimokawa 2198110270Ssimokawastatic int 2199110072Ssimokawafw_bmr(struct firewire_comm *fc) 2200110072Ssimokawa{ 2201110072Ssimokawa struct fw_device fwdev; 2202113584Ssimokawa union fw_self_id *self_id; 2203110072Ssimokawa int cmstr; 2204129585Sdfr uint32_t quad; 2205110072Ssimokawa 2206113584Ssimokawa /* Check to see if the current root node is cycle master capable */ 2207129274Sdfr self_id = fw_find_self_id(fc, fc->max_node); 2208113584Ssimokawa if (fc->max_node > 0) { 2209114909Ssimokawa /* XXX check cmc bit of businfo block rather than contender */ 2210114909Ssimokawa if (self_id->p0.link_active && self_id->p0.contender) 2211113584Ssimokawa cmstr = fc->max_node; 2212114909Ssimokawa else { 2213114909Ssimokawa device_printf(fc->bdev, 2214114909Ssimokawa "root node is not cycle master capable\n"); 2215114909Ssimokawa /* XXX shall we be the cycle master? */ 2216113584Ssimokawa cmstr = fc->nodeid; 2217114909Ssimokawa /* XXX need bus reset */ 2218114909Ssimokawa } 2219113584Ssimokawa } else 2220113584Ssimokawa cmstr = -1; 2221114909Ssimokawa 2222114909Ssimokawa device_printf(fc->bdev, "bus manager %d ", CSRARC(fc, BUS_MGR_ID)); 2223114909Ssimokawa if(CSRARC(fc, BUS_MGR_ID) != fc->nodeid) { 2224114909Ssimokawa /* We are not the bus manager */ 2225114909Ssimokawa printf("\n"); 2226114909Ssimokawa return(0); 2227114909Ssimokawa } 2228114909Ssimokawa printf("(me)\n"); 2229114909Ssimokawa 2230114909Ssimokawa /* Optimize gapcount */ 2231113584Ssimokawa if(fc->max_hop <= MAX_GAPHOP ) 2232113584Ssimokawa fw_phy_config(fc, cmstr, gap_cnt[fc->max_hop]); 2233110072Ssimokawa /* If we are the cycle master, nothing to do */ 2234113584Ssimokawa if (cmstr == fc->nodeid || cmstr == -1) 2235110072Ssimokawa return 0; 2236110072Ssimokawa /* Bus probe has not finished, make dummy fwdev for cmstr */ 2237110072Ssimokawa bzero(&fwdev, sizeof(fwdev)); 2238110072Ssimokawa fwdev.fc = fc; 2239110072Ssimokawa fwdev.dst = cmstr; 2240110072Ssimokawa fwdev.speed = 0; 2241110072Ssimokawa fwdev.maxrec = 8; /* 512 */ 2242110072Ssimokawa fwdev.status = FWDEVINIT; 2243110072Ssimokawa /* Set cmstr bit on the cycle master */ 2244120660Ssimokawa quad = htonl(1 << 8); 2245110072Ssimokawa fwmem_write_quad(&fwdev, NULL, 0/*spd*/, 2246120660Ssimokawa 0xffff, 0xf0000000 | STATE_SET, &quad, fw_asy_callback_free); 2247110072Ssimokawa 2248110072Ssimokawa return 0; 2249110072Ssimokawa} 2250110072Ssimokawa 2251118455Ssimokawastatic int 2252118455Ssimokawafw_modevent(module_t mode, int type, void *data) 2253118455Ssimokawa{ 2254118455Ssimokawa int err = 0; 2255127468Ssimokawa#if defined(__FreeBSD__) && __FreeBSD_version >= 500000 2256118455Ssimokawa static eventhandler_tag fwdev_ehtag = NULL; 2257118455Ssimokawa#endif 2258118455Ssimokawa 2259118455Ssimokawa switch (type) { 2260118455Ssimokawa case MOD_LOAD: 2261127468Ssimokawa#if defined(__FreeBSD__) && __FreeBSD_version >= 500000 2262118455Ssimokawa fwdev_ehtag = EVENTHANDLER_REGISTER(dev_clone, 2263118455Ssimokawa fwdev_clone, 0, 1000); 2264118455Ssimokawa#endif 2265118455Ssimokawa break; 2266118455Ssimokawa case MOD_UNLOAD: 2267127468Ssimokawa#if defined(__FreeBSD__) && __FreeBSD_version >= 500000 2268118455Ssimokawa if (fwdev_ehtag != NULL) 2269118455Ssimokawa EVENTHANDLER_DEREGISTER(dev_clone, fwdev_ehtag); 2270118455Ssimokawa#endif 2271118455Ssimokawa break; 2272118455Ssimokawa case MOD_SHUTDOWN: 2273118455Ssimokawa break; 2274118455Ssimokawa } 2275118455Ssimokawa return (err); 2276118455Ssimokawa} 2277118455Ssimokawa 2278118455Ssimokawa 2279127468Ssimokawa#ifdef __DragonFly__ 2280127468SsimokawaDECLARE_DUMMY_MODULE(firewire); 2281127468Ssimokawa#endif 2282118455SsimokawaDRIVER_MODULE(firewire,fwohci,firewire_driver,firewire_devclass,fw_modevent,0); 2283103285SikobMODULE_VERSION(firewire, 1); 2284