firewire.c revision 130460
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 130460 2004-06-14 09:34:20Z 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> 43129879Sphk#include <sys/module.h> 44103285Sikob#include <sys/malloc.h> 45103285Sikob#include <sys/conf.h> 46103285Sikob#include <sys/sysctl.h> 47103285Sikob 48127468Ssimokawa#if defined(__DragonFly__) || __FreeBSD_version < 500000 49117067Ssimokawa#include <machine/clock.h> /* for DELAY() */ 50117067Ssimokawa#endif 51103285Sikob 52103285Sikob#include <sys/bus.h> /* used by smbus and newbus */ 53113584Ssimokawa#include <machine/bus.h> 54103285Sikob 55127468Ssimokawa#ifdef __DragonFly__ 56127468Ssimokawa#include "firewire.h" 57127468Ssimokawa#include "firewirereg.h" 58127468Ssimokawa#include "fwmem.h" 59127468Ssimokawa#include "iec13213.h" 60127468Ssimokawa#include "iec68113.h" 61127468Ssimokawa#else 62103285Sikob#include <dev/firewire/firewire.h> 63103285Sikob#include <dev/firewire/firewirereg.h> 64110072Ssimokawa#include <dev/firewire/fwmem.h> 65103285Sikob#include <dev/firewire/iec13213.h> 66103285Sikob#include <dev/firewire/iec68113.h> 67127468Ssimokawa#endif 68103285Sikob 69116376Ssimokawastruct crom_src_buf { 70116376Ssimokawa struct crom_src src; 71116376Ssimokawa struct crom_chunk root; 72116376Ssimokawa struct crom_chunk vendor; 73116376Ssimokawa struct crom_chunk hw; 74116376Ssimokawa}; 75116376Ssimokawa 76120850Ssimokawaint firewire_debug=0, try_bmr=1, hold_count=3; 77103285SikobSYSCTL_INT(_debug, OID_AUTO, firewire_debug, CTLFLAG_RW, &firewire_debug, 0, 78108281Ssimokawa "FireWire driver debug flag"); 79109736SsimokawaSYSCTL_NODE(_hw, OID_AUTO, firewire, CTLFLAG_RD, 0, "FireWire Subsystem"); 80109736SsimokawaSYSCTL_INT(_hw_firewire, OID_AUTO, try_bmr, CTLFLAG_RW, &try_bmr, 0, 81109736Ssimokawa "Try to be a bus manager"); 82120850SsimokawaSYSCTL_INT(_hw_firewire, OID_AUTO, hold_count, CTLFLAG_RW, &hold_count, 0, 83120850Ssimokawa "Number of count of bus resets for removing lost device information"); 84103285Sikob 85110195SsimokawaMALLOC_DEFINE(M_FW, "firewire", "FireWire"); 86110269SsimokawaMALLOC_DEFINE(M_FWXFER, "fw_xfer", "XFER/FireWire"); 87110195Ssimokawa 88103285Sikob#define FW_MAXASYRTY 4 89103285Sikob 90103285Sikobdevclass_t firewire_devclass; 91103285Sikob 92125238Ssimokawastatic void firewire_identify (driver_t *, device_t); 93125238Ssimokawastatic int firewire_probe (device_t); 94124169Ssimokawastatic int firewire_attach (device_t); 95124169Ssimokawastatic int firewire_detach (device_t); 96124169Ssimokawastatic int firewire_resume (device_t); 97103285Sikob#if 0 98124169Ssimokawastatic int firewire_shutdown (device_t); 99103285Sikob#endif 100124169Ssimokawastatic device_t firewire_add_child (device_t, int, const char *, int); 101124169Ssimokawastatic void fw_try_bmr (void *); 102124169Ssimokawastatic void fw_try_bmr_callback (struct fw_xfer *); 103124169Ssimokawastatic void fw_asystart (struct fw_xfer *); 104124169Ssimokawastatic int fw_get_tlabel (struct firewire_comm *, struct fw_xfer *); 105124169Ssimokawastatic void fw_bus_probe (struct firewire_comm *); 106124169Ssimokawastatic void fw_bus_explore (struct firewire_comm *); 107124169Ssimokawastatic void fw_bus_explore_callback (struct fw_xfer *); 108124169Ssimokawastatic void fw_attach_dev (struct firewire_comm *); 109106543Ssimokawa#ifdef FW_VMACCESS 110124169Ssimokawastatic void fw_vmaccess (struct fw_xfer *); 111106543Ssimokawa#endif 112129585Sdfrstruct fw_xfer *asyreqq (struct firewire_comm *, uint8_t, uint8_t, uint8_t, 113129585Sdfr uint32_t, uint32_t, void (*)(struct fw_xfer *)); 114124169Ssimokawastatic int fw_bmr (struct firewire_comm *); 115103285Sikob 116103285Sikobstatic device_method_t firewire_methods[] = { 117103285Sikob /* Device interface */ 118125238Ssimokawa DEVMETHOD(device_identify, firewire_identify), 119125238Ssimokawa DEVMETHOD(device_probe, firewire_probe), 120103285Sikob DEVMETHOD(device_attach, firewire_attach), 121103285Sikob DEVMETHOD(device_detach, firewire_detach), 122108642Ssimokawa DEVMETHOD(device_suspend, bus_generic_suspend), 123116978Ssimokawa DEVMETHOD(device_resume, firewire_resume), 124103285Sikob DEVMETHOD(device_shutdown, bus_generic_shutdown), 125103285Sikob 126103285Sikob /* Bus interface */ 127103285Sikob DEVMETHOD(bus_add_child, firewire_add_child), 128103285Sikob DEVMETHOD(bus_print_child, bus_generic_print_child), 129103285Sikob 130103285Sikob { 0, 0 } 131103285Sikob}; 132124251Ssimokawachar *linkspeed[] = { 133124251Ssimokawa "S100", "S200", "S400", "S800", 134124251Ssimokawa "S1600", "S3200", "undef", "undef" 135124251Ssimokawa}; 136103285Sikob 137124251Ssimokawastatic char *tcode_str[] = { 138124251Ssimokawa "WREQQ", "WREQB", "WRES", "undef", 139124251Ssimokawa "RREQQ", "RREQB", "RRESQ", "RRESB", 140124251Ssimokawa "CYCS", "LREQ", "STREAM", "LRES", 141124251Ssimokawa "undef", "undef", "PHY", "undef" 142124251Ssimokawa}; 143124251Ssimokawa 144114909Ssimokawa/* IEEE-1394a Table C-2 Gap count as a function of hops*/ 145114909Ssimokawa#define MAX_GAPHOP 15 146114909Ssimokawau_int gap_cnt[] = { 5, 5, 7, 8, 10, 13, 16, 18, 147114909Ssimokawa 21, 24, 26, 29, 32, 35, 37, 40}; 148106813Ssimokawa 149103285Sikobstatic driver_t firewire_driver = { 150103285Sikob "firewire", 151103285Sikob firewire_methods, 152103285Sikob sizeof(struct firewire_softc), 153103285Sikob}; 154103285Sikob 155103285Sikob/* 156110072Ssimokawa * Lookup fwdev by node id. 157103285Sikob */ 158106810Ssimokawastruct fw_device * 159110072Ssimokawafw_noderesolve_nodeid(struct firewire_comm *fc, int dst) 160103285Sikob{ 161103285Sikob struct fw_device *fwdev; 162110072Ssimokawa int s; 163110072Ssimokawa 164110072Ssimokawa s = splfw(); 165110193Ssimokawa STAILQ_FOREACH(fwdev, &fc->devices, link) 166120660Ssimokawa if (fwdev->dst == dst && fwdev->status != FWDEVINVAL) 167103285Sikob break; 168110072Ssimokawa splx(s); 169110072Ssimokawa 170106810Ssimokawa return fwdev; 171103285Sikob} 172106813Ssimokawa 173103285Sikob/* 174110072Ssimokawa * Lookup fwdev by EUI64. 175110072Ssimokawa */ 176110072Ssimokawastruct fw_device * 177110582Ssimokawafw_noderesolve_eui64(struct firewire_comm *fc, struct fw_eui64 *eui) 178110072Ssimokawa{ 179110072Ssimokawa struct fw_device *fwdev; 180110072Ssimokawa int s; 181110072Ssimokawa 182110072Ssimokawa s = splfw(); 183110193Ssimokawa STAILQ_FOREACH(fwdev, &fc->devices, link) 184110582Ssimokawa if (FW_EUI64_EQUAL(fwdev->eui, *eui)) 185110072Ssimokawa break; 186110072Ssimokawa splx(s); 187110072Ssimokawa 188110072Ssimokawa if(fwdev == NULL) return NULL; 189110072Ssimokawa if(fwdev->status == FWDEVINVAL) return NULL; 190110072Ssimokawa return fwdev; 191110072Ssimokawa} 192110072Ssimokawa 193110072Ssimokawa/* 194103285Sikob * Async. request procedure for userland application. 195103285Sikob */ 196103285Sikobint 197103285Sikobfw_asyreq(struct firewire_comm *fc, int sub, struct fw_xfer *xfer) 198103285Sikob{ 199103285Sikob int err = 0; 200103285Sikob struct fw_xferq *xferq; 201103285Sikob int tl = 0, len; 202103285Sikob struct fw_pkt *fp; 203103285Sikob int tcode; 204103285Sikob struct tcode_info *info; 205103285Sikob 206103285Sikob if(xfer == NULL) return EINVAL; 207103285Sikob if(xfer->act.hand == NULL){ 208103285Sikob printf("act.hand == NULL\n"); 209103285Sikob return EINVAL; 210103285Sikob } 211120660Ssimokawa fp = &xfer->send.hdr; 212103285Sikob 213103285Sikob tcode = fp->mode.common.tcode & 0xf; 214103285Sikob info = &fc->tcode[tcode]; 215103285Sikob if (info->flag == 0) { 216124251Ssimokawa printf("invalid tcode=%x\n", tcode); 217103285Sikob return EINVAL; 218103285Sikob } 219103285Sikob if (info->flag & FWTI_REQ) 220103285Sikob xferq = fc->atq; 221103285Sikob else 222103285Sikob xferq = fc->ats; 223103285Sikob len = info->hdr_len; 224120660Ssimokawa if (xfer->send.pay_len > MAXREC(fc->maxrec)) { 225120660Ssimokawa printf("send.pay_len > maxrec\n"); 226120660Ssimokawa return EINVAL; 227120660Ssimokawa } 228103285Sikob if (info->flag & FWTI_BLOCK_STR) 229120660Ssimokawa len = fp->mode.stream.len; 230103285Sikob else if (info->flag & FWTI_BLOCK_ASY) 231120660Ssimokawa len = fp->mode.rresb.len; 232120660Ssimokawa else 233120660Ssimokawa len = 0; 234120660Ssimokawa if (len != xfer->send.pay_len){ 235124251Ssimokawa printf("len(%d) != send.pay_len(%d) %s(%x)\n", 236124251Ssimokawa len, xfer->send.pay_len, tcode_str[tcode], tcode); 237103285Sikob return EINVAL; 238103285Sikob } 239106790Ssimokawa 240103285Sikob if(xferq->start == NULL){ 241103285Sikob printf("xferq->start == NULL\n"); 242103285Sikob return EINVAL; 243103285Sikob } 244103285Sikob if(!(xferq->queued < xferq->maxq)){ 245108655Ssimokawa device_printf(fc->bdev, "Discard a packet (queued=%d)\n", 246108655Ssimokawa xferq->queued); 247103285Sikob return EINVAL; 248103285Sikob } 249103285Sikob 250103285Sikob if (info->flag & FWTI_TLABEL) { 251130460Sdfr if ((tl = fw_get_tlabel(fc, xfer)) == -1) 252130460Sdfr return EAGAIN; 253103285Sikob fp->mode.hdr.tlrt = tl << 2; 254103285Sikob } 255103285Sikob 256103285Sikob xfer->tl = tl; 257103285Sikob xfer->resp = 0; 258103285Sikob xfer->fc = fc; 259103285Sikob xfer->q = xferq; 260103285Sikob xfer->retry_req = fw_asybusy; 261103285Sikob 262103285Sikob fw_asystart(xfer); 263103285Sikob return err; 264103285Sikob} 265103285Sikob/* 266103285Sikob * Wakeup blocked process. 267103285Sikob */ 268103285Sikobvoid 269103285Sikobfw_asy_callback(struct fw_xfer *xfer){ 270103285Sikob wakeup(xfer); 271103285Sikob return; 272103285Sikob} 273103285Sikob/* 274103285Sikob * Postpone to later retry. 275103285Sikob */ 276103285Sikobvoid fw_asybusy(struct fw_xfer *xfer){ 277103285Sikob printf("fw_asybusy\n"); 278103285Sikob/* 279103285Sikob xfer->ch = timeout((timeout_t *)fw_asystart, (void *)xfer, 20000); 280103285Sikob*/ 281124145Ssimokawa#if 0 282103285Sikob DELAY(20000); 283124145Ssimokawa#endif 284103285Sikob fw_asystart(xfer); 285103285Sikob return; 286103285Sikob} 287103285Sikob 288103285Sikob/* 289103285Sikob * Async. request with given xfer structure. 290103285Sikob */ 291106790Ssimokawastatic void 292106790Ssimokawafw_asystart(struct fw_xfer *xfer) 293106790Ssimokawa{ 294103285Sikob struct firewire_comm *fc = xfer->fc; 295103285Sikob int s; 296103285Sikob if(xfer->retry++ >= fc->max_asyretry){ 297113584Ssimokawa device_printf(fc->bdev, "max_asyretry exceeded\n"); 298103285Sikob xfer->resp = EBUSY; 299103285Sikob xfer->state = FWXF_BUSY; 300103285Sikob xfer->act.hand(xfer); 301103285Sikob return; 302103285Sikob } 303103285Sikob#if 0 /* XXX allow bus explore packets only after bus rest */ 304103285Sikob if (fc->status < FWBUSEXPLORE) { 305103285Sikob xfer->resp = EAGAIN; 306103285Sikob xfer->state = FWXF_BUSY; 307103285Sikob if (xfer->act.hand != NULL) 308103285Sikob xfer->act.hand(xfer); 309103285Sikob return; 310103285Sikob } 311103285Sikob#endif 312127468Ssimokawa microtime(&xfer->tv); 313103285Sikob s = splfw(); 314103285Sikob xfer->state = FWXF_INQ; 315103285Sikob STAILQ_INSERT_TAIL(&xfer->q->q, xfer, link); 316103285Sikob xfer->q->queued ++; 317103285Sikob splx(s); 318103285Sikob /* XXX just queue for mbuf */ 319103285Sikob if (xfer->mbuf == NULL) 320103285Sikob xfer->q->start(fc); 321103285Sikob return; 322103285Sikob} 323106790Ssimokawa 324125238Ssimokawastatic void 325125238Ssimokawafirewire_identify(driver_t *driver, device_t parent) 326125238Ssimokawa{ 327125238Ssimokawa BUS_ADD_CHILD(parent, 0, "firewire", -1); 328125238Ssimokawa} 329125238Ssimokawa 330103285Sikobstatic int 331125238Ssimokawafirewire_probe(device_t dev) 332103285Sikob{ 333108281Ssimokawa device_set_desc(dev, "IEEE1394(FireWire) bus"); 334125238Ssimokawa return (0); 335103285Sikob} 336106790Ssimokawa 337110577Ssimokawastatic void 338110577Ssimokawafirewire_xfer_timeout(struct firewire_comm *fc) 339110577Ssimokawa{ 340110577Ssimokawa struct fw_xfer *xfer; 341110577Ssimokawa struct tlabel *tl; 342110577Ssimokawa struct timeval tv; 343110577Ssimokawa struct timeval split_timeout; 344111040Ssimokawa int i, s; 345110577Ssimokawa 346120660Ssimokawa split_timeout.tv_sec = 0; 347120660Ssimokawa split_timeout.tv_usec = 200 * 1000; /* 200 msec */ 348110577Ssimokawa 349110577Ssimokawa microtime(&tv); 350110577Ssimokawa timevalsub(&tv, &split_timeout); 351110577Ssimokawa 352111040Ssimokawa s = splfw(); 353110577Ssimokawa for (i = 0; i < 0x40; i ++) { 354110577Ssimokawa while ((tl = STAILQ_FIRST(&fc->tlabels[i])) != NULL) { 355110577Ssimokawa xfer = tl->xfer; 356110577Ssimokawa if (timevalcmp(&xfer->tv, &tv, >)) 357110577Ssimokawa /* the rests are newer than this */ 358110577Ssimokawa break; 359124145Ssimokawa if (xfer->state == FWXF_START) 360124145Ssimokawa /* not sent yet */ 361124145Ssimokawa break; 362110577Ssimokawa device_printf(fc->bdev, 363117716Ssimokawa "split transaction timeout dst=0x%x tl=0x%x state=%d\n", 364120660Ssimokawa xfer->send.hdr.mode.hdr.dst, i, xfer->state); 365110577Ssimokawa xfer->resp = ETIMEDOUT; 366110577Ssimokawa STAILQ_REMOVE_HEAD(&fc->tlabels[i], link); 367113584Ssimokawa fw_xfer_done(xfer); 368110577Ssimokawa } 369110577Ssimokawa } 370111040Ssimokawa splx(s); 371110577Ssimokawa} 372110577Ssimokawa 373121463Ssimokawa#define WATCHDOC_HZ 10 374110577Ssimokawastatic void 375110577Ssimokawafirewire_watchdog(void *arg) 376110577Ssimokawa{ 377110577Ssimokawa struct firewire_comm *fc; 378121463Ssimokawa static int watchdoc_clock = 0; 379110577Ssimokawa 380110577Ssimokawa fc = (struct firewire_comm *)arg; 381121463Ssimokawa 382121463Ssimokawa /* 383121463Ssimokawa * At boot stage, the device interrupt is disabled and 384121463Ssimokawa * We encounter a timeout easily. To avoid this, 385121463Ssimokawa * ignore clock interrupt for a while. 386121463Ssimokawa */ 387121463Ssimokawa if (watchdoc_clock > WATCHDOC_HZ * 15) { 388121463Ssimokawa firewire_xfer_timeout(fc); 389121463Ssimokawa fc->timeout(fc); 390121463Ssimokawa } else 391121463Ssimokawa watchdoc_clock ++; 392121463Ssimokawa 393121463Ssimokawa callout_reset(&fc->timeout_callout, hz / WATCHDOC_HZ, 394110577Ssimokawa (void *)firewire_watchdog, (void *)fc); 395110577Ssimokawa} 396110577Ssimokawa 397103285Sikob/* 398103285Sikob * The attach routine. 399103285Sikob */ 400103285Sikobstatic int 401118455Ssimokawafirewire_attach(device_t dev) 402103285Sikob{ 403118455Ssimokawa int unit; 404103285Sikob struct firewire_softc *sc = device_get_softc(dev); 405103285Sikob device_t pa = device_get_parent(dev); 406103285Sikob struct firewire_comm *fc; 407103285Sikob 408103285Sikob fc = (struct firewire_comm *)device_get_softc(pa); 409103285Sikob sc->fc = fc; 410116978Ssimokawa fc->status = FWBUSNOTREADY; 411103285Sikob 412118455Ssimokawa unit = device_get_unit(dev); 413118455Ssimokawa if( fc->nisodma > FWMAXNDMA) fc->nisodma = FWMAXNDMA; 414103285Sikob 415118455Ssimokawa fwdev_makedev(sc); 416118455Ssimokawa 417110193Ssimokawa CALLOUT_INIT(&sc->fc->timeout_callout); 418110193Ssimokawa CALLOUT_INIT(&sc->fc->bmr_callout); 419110193Ssimokawa CALLOUT_INIT(&sc->fc->retry_probe_callout); 420110193Ssimokawa CALLOUT_INIT(&sc->fc->busprobe_callout); 421108853Ssimokawa 422110577Ssimokawa callout_reset(&sc->fc->timeout_callout, hz, 423110577Ssimokawa (void *)firewire_watchdog, (void *)sc->fc); 424110193Ssimokawa 425103285Sikob /* Locate our children */ 426103285Sikob bus_generic_probe(dev); 427103285Sikob 428103285Sikob /* launch attachement of the added children */ 429103285Sikob bus_generic_attach(dev); 430103285Sikob 431103285Sikob /* bus_reset */ 432125238Ssimokawa fw_busreset(fc); 433103285Sikob fc->ibr(fc); 434103285Sikob 435103285Sikob return 0; 436103285Sikob} 437103285Sikob 438103285Sikob/* 439103285Sikob * Attach it as child. 440103285Sikob */ 441103285Sikobstatic device_t 442103285Sikobfirewire_add_child(device_t dev, int order, const char *name, int unit) 443103285Sikob{ 444103285Sikob device_t child; 445103285Sikob struct firewire_softc *sc; 446103285Sikob 447103285Sikob sc = (struct firewire_softc *)device_get_softc(dev); 448103285Sikob child = device_add_child(dev, name, unit); 449103285Sikob if (child) { 450103285Sikob device_set_ivars(child, sc->fc); 451103285Sikob device_probe_and_attach(child); 452103285Sikob } 453103285Sikob 454103285Sikob return child; 455103285Sikob} 456106790Ssimokawa 457116978Ssimokawastatic int 458116978Ssimokawafirewire_resume(device_t dev) 459116978Ssimokawa{ 460116978Ssimokawa struct firewire_softc *sc; 461116978Ssimokawa 462116978Ssimokawa sc = (struct firewire_softc *)device_get_softc(dev); 463116978Ssimokawa sc->fc->status = FWBUSNOTREADY; 464116978Ssimokawa 465116978Ssimokawa bus_generic_resume(dev); 466116978Ssimokawa 467116978Ssimokawa return(0); 468116978Ssimokawa} 469116978Ssimokawa 470103285Sikob/* 471103285Sikob * Dettach it. 472103285Sikob */ 473103285Sikobstatic int 474118455Ssimokawafirewire_detach(device_t dev) 475103285Sikob{ 476103285Sikob struct firewire_softc *sc; 477111074Ssimokawa struct csrdir *csrd, *next; 478111078Ssimokawa struct fw_device *fwdev, *fwdev_next; 479118455Ssimokawa int err; 480103285Sikob 481103285Sikob sc = (struct firewire_softc *)device_get_softc(dev); 482118455Ssimokawa if ((err = fwdev_destroydev(sc)) != 0) 483118455Ssimokawa return err; 484106790Ssimokawa 485118455Ssimokawa if ((err = bus_generic_detach(dev)) != 0) 486118455Ssimokawa return err; 487111078Ssimokawa 488111078Ssimokawa callout_stop(&sc->fc->timeout_callout); 489111078Ssimokawa callout_stop(&sc->fc->bmr_callout); 490111078Ssimokawa callout_stop(&sc->fc->retry_probe_callout); 491111078Ssimokawa callout_stop(&sc->fc->busprobe_callout); 492111078Ssimokawa 493103285Sikob /* XXX xfree_free and untimeout on all xfers */ 494111078Ssimokawa for (fwdev = STAILQ_FIRST(&sc->fc->devices); fwdev != NULL; 495111078Ssimokawa fwdev = fwdev_next) { 496111078Ssimokawa fwdev_next = STAILQ_NEXT(fwdev, link); 497111078Ssimokawa free(fwdev, M_FW); 498111078Ssimokawa } 499111074Ssimokawa for (csrd = SLIST_FIRST(&sc->fc->csrfree); csrd != NULL; csrd = next) { 500111074Ssimokawa next = SLIST_NEXT(csrd, link); 501111074Ssimokawa free(csrd, M_FW); 502111074Ssimokawa } 503110195Ssimokawa free(sc->fc->topology_map, M_FW); 504110195Ssimokawa free(sc->fc->speed_map, M_FW); 505116376Ssimokawa free(sc->fc->crom_src_buf, M_FW); 506103285Sikob return(0); 507103285Sikob} 508103285Sikob#if 0 509103285Sikobstatic int 510103285Sikobfirewire_shutdown( device_t dev ) 511103285Sikob{ 512103285Sikob return 0; 513103285Sikob} 514103285Sikob#endif 515106790Ssimokawa 516110577Ssimokawa 517110577Ssimokawastatic void 518110798Ssimokawafw_xferq_drain(struct fw_xferq *xferq) 519110577Ssimokawa{ 520110577Ssimokawa struct fw_xfer *xfer; 521110577Ssimokawa 522110577Ssimokawa while ((xfer = STAILQ_FIRST(&xferq->q)) != NULL) { 523110577Ssimokawa STAILQ_REMOVE_HEAD(&xferq->q, link); 524111942Ssimokawa xferq->queued --; 525110577Ssimokawa xfer->resp = EAGAIN; 526113584Ssimokawa fw_xfer_done(xfer); 527110577Ssimokawa } 528110577Ssimokawa} 529110577Ssimokawa 530110798Ssimokawavoid 531110798Ssimokawafw_drain_txq(struct firewire_comm *fc) 532110798Ssimokawa{ 533110798Ssimokawa int i; 534110798Ssimokawa 535110798Ssimokawa fw_xferq_drain(fc->atq); 536110798Ssimokawa fw_xferq_drain(fc->ats); 537110798Ssimokawa for(i = 0; i < fc->nisodma; i++) 538110798Ssimokawa fw_xferq_drain(fc->it[i]); 539110798Ssimokawa} 540110798Ssimokawa 541116376Ssimokawastatic void 542116376Ssimokawafw_reset_csr(struct firewire_comm *fc) 543103285Sikob{ 544103285Sikob int i; 545103285Sikob 546103285Sikob CSRARC(fc, STATE_CLEAR) 547103285Sikob = 1 << 23 | 0 << 17 | 1 << 16 | 1 << 15 | 1 << 14 ; 548103285Sikob CSRARC(fc, STATE_SET) = CSRARC(fc, STATE_CLEAR); 549103285Sikob CSRARC(fc, NODE_IDS) = 0x3f; 550103285Sikob 551103285Sikob CSRARC(fc, TOPO_MAP + 8) = 0; 552103285Sikob fc->irm = -1; 553103285Sikob 554103285Sikob fc->max_node = -1; 555103285Sikob 556103285Sikob for(i = 2; i < 0x100/4 - 2 ; i++){ 557103285Sikob CSRARC(fc, SPED_MAP + i * 4) = 0; 558103285Sikob } 559103285Sikob CSRARC(fc, STATE_CLEAR) = 1 << 23 | 0 << 17 | 1 << 16 | 1 << 15 | 1 << 14 ; 560103285Sikob CSRARC(fc, STATE_SET) = CSRARC(fc, STATE_CLEAR); 561103285Sikob CSRARC(fc, RESET_START) = 0; 562103285Sikob CSRARC(fc, SPLIT_TIMEOUT_HI) = 0; 563103285Sikob CSRARC(fc, SPLIT_TIMEOUT_LO) = 800 << 19; 564103285Sikob CSRARC(fc, CYCLE_TIME) = 0x0; 565103285Sikob CSRARC(fc, BUS_TIME) = 0x0; 566103285Sikob CSRARC(fc, BUS_MGR_ID) = 0x3f; 567103285Sikob CSRARC(fc, BANDWIDTH_AV) = 4915; 568103285Sikob CSRARC(fc, CHANNELS_AV_HI) = 0xffffffff; 569103285Sikob CSRARC(fc, CHANNELS_AV_LO) = 0xffffffff; 570103285Sikob CSRARC(fc, IP_CHANNELS) = (1 << 31); 571103285Sikob 572103285Sikob CSRARC(fc, CONF_ROM) = 0x04 << 24; 573103285Sikob CSRARC(fc, CONF_ROM + 4) = 0x31333934; /* means strings 1394 */ 574103285Sikob CSRARC(fc, CONF_ROM + 8) = 1 << 31 | 1 << 30 | 1 << 29 | 575103285Sikob 1 << 28 | 0xff << 16 | 0x09 << 8; 576103285Sikob CSRARC(fc, CONF_ROM + 0xc) = 0; 577103285Sikob 578103285Sikob/* DV depend CSRs see blue book */ 579103285Sikob CSRARC(fc, oPCR) &= ~DV_BROADCAST_ON; 580103285Sikob CSRARC(fc, iPCR) &= ~DV_BROADCAST_ON; 581103285Sikob 582103285Sikob CSRARC(fc, STATE_CLEAR) &= ~(1 << 23 | 1 << 15 | 1 << 14 ); 583103285Sikob CSRARC(fc, STATE_SET) = CSRARC(fc, STATE_CLEAR); 584116376Ssimokawa} 585113584Ssimokawa 586116376Ssimokawastatic void 587116376Ssimokawafw_init_crom(struct firewire_comm *fc) 588116376Ssimokawa{ 589116376Ssimokawa struct crom_src *src; 590116376Ssimokawa 591116376Ssimokawa fc->crom_src_buf = (struct crom_src_buf *) 592116376Ssimokawa malloc(sizeof(struct crom_src_buf), M_FW, M_WAITOK | M_ZERO); 593116376Ssimokawa if (fc->crom_src_buf == NULL) 594116376Ssimokawa return; 595116376Ssimokawa 596116376Ssimokawa src = &fc->crom_src_buf->src; 597116376Ssimokawa bzero(src, sizeof(struct crom_src)); 598116376Ssimokawa 599116376Ssimokawa /* BUS info sample */ 600116376Ssimokawa src->hdr.info_len = 4; 601116376Ssimokawa 602116376Ssimokawa src->businfo.bus_name = CSR_BUS_NAME_IEEE1394; 603116376Ssimokawa 604116376Ssimokawa src->businfo.irmc = 1; 605116376Ssimokawa src->businfo.cmc = 1; 606116376Ssimokawa src->businfo.isc = 1; 607116376Ssimokawa src->businfo.bmc = 1; 608116376Ssimokawa src->businfo.pmc = 0; 609116376Ssimokawa src->businfo.cyc_clk_acc = 100; 610116376Ssimokawa src->businfo.max_rec = fc->maxrec; 611116376Ssimokawa src->businfo.max_rom = MAXROM_4; 612117350Ssimokawa src->businfo.generation = 1; 613116376Ssimokawa src->businfo.link_spd = fc->speed; 614116376Ssimokawa 615116376Ssimokawa src->businfo.eui64.hi = fc->eui.hi; 616116376Ssimokawa src->businfo.eui64.lo = fc->eui.lo; 617116376Ssimokawa 618116376Ssimokawa STAILQ_INIT(&src->chunk_list); 619116376Ssimokawa 620116376Ssimokawa fc->crom_src = src; 621116376Ssimokawa fc->crom_root = &fc->crom_src_buf->root; 622116376Ssimokawa} 623116376Ssimokawa 624116376Ssimokawastatic void 625116376Ssimokawafw_reset_crom(struct firewire_comm *fc) 626116376Ssimokawa{ 627116376Ssimokawa struct crom_src_buf *buf; 628116376Ssimokawa struct crom_src *src; 629116376Ssimokawa struct crom_chunk *root; 630116376Ssimokawa 631116376Ssimokawa if (fc->crom_src_buf == NULL) 632116376Ssimokawa fw_init_crom(fc); 633116376Ssimokawa 634116376Ssimokawa buf = fc->crom_src_buf; 635116376Ssimokawa src = fc->crom_src; 636116376Ssimokawa root = fc->crom_root; 637116376Ssimokawa 638116376Ssimokawa STAILQ_INIT(&src->chunk_list); 639116376Ssimokawa 640116376Ssimokawa bzero(root, sizeof(struct crom_chunk)); 641116376Ssimokawa crom_add_chunk(src, NULL, root, 0); 642116376Ssimokawa crom_add_entry(root, CSRKEY_NCAP, 0x0083c0); /* XXX */ 643116376Ssimokawa /* private company_id */ 644116376Ssimokawa crom_add_entry(root, CSRKEY_VENDOR, CSRVAL_VENDOR_PRIVATE); 645127468Ssimokawa#ifdef __DragonFly__ 646127468Ssimokawa crom_add_simple_text(src, root, &buf->vendor, "DragonFly Project"); 647127468Ssimokawa crom_add_entry(root, CSRKEY_HW, __DragonFly_cc_version); 648127468Ssimokawa#else 649116376Ssimokawa crom_add_simple_text(src, root, &buf->vendor, "FreeBSD Project"); 650116376Ssimokawa crom_add_entry(root, CSRKEY_HW, __FreeBSD_version); 651127468Ssimokawa#endif 652116376Ssimokawa crom_add_simple_text(src, root, &buf->hw, hostname); 653116376Ssimokawa} 654116376Ssimokawa 655116376Ssimokawa/* 656116376Ssimokawa * Called after bus reset. 657116376Ssimokawa */ 658116376Ssimokawavoid 659116376Ssimokawafw_busreset(struct firewire_comm *fc) 660116376Ssimokawa{ 661116376Ssimokawa struct firewire_dev_comm *fdc; 662117350Ssimokawa struct crom_src *src; 663116376Ssimokawa device_t *devlistp; 664117350Ssimokawa void *newrom; 665116376Ssimokawa int i, devcnt; 666116376Ssimokawa 667116376Ssimokawa switch(fc->status){ 668116376Ssimokawa case FWBUSMGRELECT: 669116376Ssimokawa callout_stop(&fc->bmr_callout); 670116376Ssimokawa break; 671116376Ssimokawa default: 672116376Ssimokawa break; 673116376Ssimokawa } 674116376Ssimokawa fc->status = FWBUSRESET; 675116376Ssimokawa fw_reset_csr(fc); 676116376Ssimokawa fw_reset_crom(fc); 677116376Ssimokawa 678113584Ssimokawa if (device_get_children(fc->bdev, &devlistp, &devcnt) == 0) { 679113584Ssimokawa for( i = 0 ; i < devcnt ; i++) 680113584Ssimokawa if (device_get_state(devlistp[i]) >= DS_ATTACHED) { 681113584Ssimokawa fdc = device_get_softc(devlistp[i]); 682113584Ssimokawa if (fdc->post_busreset != NULL) 683113584Ssimokawa fdc->post_busreset(fdc); 684113584Ssimokawa } 685113584Ssimokawa free(devlistp, M_TEMP); 686113584Ssimokawa } 687116376Ssimokawa 688117350Ssimokawa newrom = malloc(CROMSIZE, M_FW, M_NOWAIT | M_ZERO); 689117350Ssimokawa src = &fc->crom_src_buf->src; 690129585Sdfr crom_load(src, (uint32_t *)newrom, CROMSIZE); 691117350Ssimokawa if (bcmp(newrom, fc->config_rom, CROMSIZE) != 0) { 692117350Ssimokawa /* bump generation and reload */ 693117350Ssimokawa src->businfo.generation ++; 694117350Ssimokawa /* generation must be between 0x2 and 0xF */ 695117350Ssimokawa if (src->businfo.generation < 2) 696117350Ssimokawa src->businfo.generation ++; 697129585Sdfr crom_load(src, (uint32_t *)newrom, CROMSIZE); 698117350Ssimokawa bcopy(newrom, (void *)fc->config_rom, CROMSIZE); 699117350Ssimokawa } 700117350Ssimokawa free(newrom, M_FW); 701103285Sikob} 702106790Ssimokawa 703103285Sikob/* Call once after reboot */ 704106790Ssimokawavoid fw_init(struct firewire_comm *fc) 705103285Sikob{ 706103285Sikob int i; 707106543Ssimokawa struct csrdir *csrd; 708106543Ssimokawa#ifdef FW_VMACCESS 709103285Sikob struct fw_xfer *xfer; 710103285Sikob struct fw_bind *fwb; 711106543Ssimokawa#endif 712103285Sikob 713103285Sikob fc->max_asyretry = FW_MAXASYRTY; 714103285Sikob 715103285Sikob fc->arq->queued = 0; 716103285Sikob fc->ars->queued = 0; 717103285Sikob fc->atq->queued = 0; 718103285Sikob fc->ats->queued = 0; 719103285Sikob 720103285Sikob fc->arq->buf = NULL; 721103285Sikob fc->ars->buf = NULL; 722103285Sikob fc->atq->buf = NULL; 723103285Sikob fc->ats->buf = NULL; 724103285Sikob 725113584Ssimokawa fc->arq->flag = 0; 726113584Ssimokawa fc->ars->flag = 0; 727113584Ssimokawa fc->atq->flag = 0; 728113584Ssimokawa fc->ats->flag = 0; 729103285Sikob 730103285Sikob STAILQ_INIT(&fc->atq->q); 731103285Sikob STAILQ_INIT(&fc->ats->q); 732103285Sikob 733103285Sikob for( i = 0 ; i < fc->nisodma ; i ++ ){ 734103285Sikob fc->it[i]->queued = 0; 735103285Sikob fc->ir[i]->queued = 0; 736103285Sikob 737103285Sikob fc->it[i]->start = NULL; 738103285Sikob fc->ir[i]->start = NULL; 739103285Sikob 740103285Sikob fc->it[i]->buf = NULL; 741103285Sikob fc->ir[i]->buf = NULL; 742103285Sikob 743103285Sikob fc->it[i]->flag = FWXFERQ_STREAM; 744103285Sikob fc->ir[i]->flag = FWXFERQ_STREAM; 745103285Sikob 746103285Sikob STAILQ_INIT(&fc->it[i]->q); 747103285Sikob STAILQ_INIT(&fc->ir[i]->q); 748103285Sikob 749103285Sikob STAILQ_INIT(&fc->it[i]->binds); 750103285Sikob STAILQ_INIT(&fc->ir[i]->binds); 751103285Sikob } 752103285Sikob 753103285Sikob fc->arq->maxq = FWMAXQUEUE; 754103285Sikob fc->ars->maxq = FWMAXQUEUE; 755103285Sikob fc->atq->maxq = FWMAXQUEUE; 756103285Sikob fc->ats->maxq = FWMAXQUEUE; 757103285Sikob 758103285Sikob for( i = 0 ; i < fc->nisodma ; i++){ 759103285Sikob fc->ir[i]->maxq = FWMAXQUEUE; 760103285Sikob fc->it[i]->maxq = FWMAXQUEUE; 761103285Sikob } 762103285Sikob/* Initialize csr registers */ 763103285Sikob fc->topology_map = (struct fw_topology_map *)malloc( 764103285Sikob sizeof(struct fw_topology_map), 765110195Ssimokawa M_FW, M_NOWAIT | M_ZERO); 766103285Sikob fc->speed_map = (struct fw_speed_map *)malloc( 767103285Sikob sizeof(struct fw_speed_map), 768110195Ssimokawa M_FW, M_NOWAIT | M_ZERO); 769103285Sikob CSRARC(fc, TOPO_MAP) = 0x3f1 << 16; 770103285Sikob CSRARC(fc, TOPO_MAP + 4) = 1; 771103285Sikob CSRARC(fc, SPED_MAP) = 0x3f1 << 16; 772103285Sikob CSRARC(fc, SPED_MAP + 4) = 1; 773103285Sikob 774110193Ssimokawa STAILQ_INIT(&fc->devices); 775103285Sikob 776103285Sikob/* Initialize csr ROM work space */ 777103285Sikob SLIST_INIT(&fc->ongocsr); 778103285Sikob SLIST_INIT(&fc->csrfree); 779103285Sikob for( i = 0 ; i < FWMAXCSRDIR ; i++){ 780110195Ssimokawa csrd = (struct csrdir *) malloc(sizeof(struct csrdir), M_FW,M_NOWAIT); 781103285Sikob if(csrd == NULL) break; 782103285Sikob SLIST_INSERT_HEAD(&fc->csrfree, csrd, link); 783103285Sikob } 784103285Sikob 785103285Sikob/* Initialize Async handlers */ 786103285Sikob STAILQ_INIT(&fc->binds); 787103285Sikob for( i = 0 ; i < 0x40 ; i++){ 788103285Sikob STAILQ_INIT(&fc->tlabels[i]); 789103285Sikob } 790103285Sikob 791103285Sikob/* DV depend CSRs see blue book */ 792103285Sikob#if 0 793103285Sikob CSRARC(fc, oMPR) = 0x3fff0001; /* # output channel = 1 */ 794103285Sikob CSRARC(fc, oPCR) = 0x8000007a; 795103285Sikob for(i = 4 ; i < 0x7c/4 ; i+=4){ 796103285Sikob CSRARC(fc, i + oPCR) = 0x8000007a; 797103285Sikob } 798103285Sikob 799103285Sikob CSRARC(fc, iMPR) = 0x00ff0001; /* # input channel = 1 */ 800103285Sikob CSRARC(fc, iPCR) = 0x803f0000; 801103285Sikob for(i = 4 ; i < 0x7c/4 ; i+=4){ 802103285Sikob CSRARC(fc, i + iPCR) = 0x0; 803103285Sikob } 804103285Sikob#endif 805103285Sikob 806116376Ssimokawa fc->crom_src_buf = NULL; 807103285Sikob 808106543Ssimokawa#ifdef FW_VMACCESS 809103285Sikob xfer = fw_xfer_alloc(); 810103285Sikob if(xfer == NULL) return; 811103285Sikob 812110195Ssimokawa fwb = (struct fw_bind *)malloc(sizeof (struct fw_bind), M_FW, M_NOWAIT); 813103285Sikob if(fwb == NULL){ 814103285Sikob fw_xfer_free(xfer); 815103285Sikob } 816103285Sikob xfer->act.hand = fw_vmaccess; 817103285Sikob xfer->fc = fc; 818103285Sikob xfer->sc = NULL; 819103285Sikob 820103285Sikob fwb->start_hi = 0x2; 821103285Sikob fwb->start_lo = 0; 822103285Sikob fwb->addrlen = 0xffffffff; 823103285Sikob fwb->xfer = xfer; 824103285Sikob fw_bindadd(fc, fwb); 825106543Ssimokawa#endif 826103285Sikob} 827106790Ssimokawa 828120660Ssimokawa#define BIND_CMP(addr, fwb) (((addr) < (fwb)->start)?-1:\ 829120660Ssimokawa ((fwb)->end < (addr))?1:0) 830120660Ssimokawa 831103285Sikob/* 832129541Sdfr * To lookup bound process from IEEE1394 address. 833103285Sikob */ 834106813Ssimokawastruct fw_bind * 835129585Sdfrfw_bindlookup(struct firewire_comm *fc, uint16_t dest_hi, uint32_t dest_lo) 836103285Sikob{ 837120660Ssimokawa u_int64_t addr; 838103285Sikob struct fw_bind *tfw; 839120660Ssimokawa 840120660Ssimokawa addr = ((u_int64_t)dest_hi << 32) | dest_lo; 841120660Ssimokawa STAILQ_FOREACH(tfw, &fc->binds, fclist) 842120660Ssimokawa if (tfw->act_type != FWACT_NULL && BIND_CMP(addr, tfw) == 0) 843103285Sikob return(tfw); 844103285Sikob return(NULL); 845103285Sikob} 846106790Ssimokawa 847103285Sikob/* 848103285Sikob * To bind IEEE1394 address block to process. 849103285Sikob */ 850106790Ssimokawaint 851106790Ssimokawafw_bindadd(struct firewire_comm *fc, struct fw_bind *fwb) 852103285Sikob{ 853120660Ssimokawa struct fw_bind *tfw, *prev = NULL; 854120660Ssimokawa 855120660Ssimokawa if (fwb->start > fwb->end) { 856127468Ssimokawa printf("%s: invalid range\n", __func__); 857120660Ssimokawa return EINVAL; 858120660Ssimokawa } 859120660Ssimokawa 860120660Ssimokawa STAILQ_FOREACH(tfw, &fc->binds, fclist) { 861120660Ssimokawa if (fwb->end < tfw->start) 862120660Ssimokawa break; 863120660Ssimokawa prev = tfw; 864120660Ssimokawa } 865120660Ssimokawa if (prev == NULL) { 866103285Sikob STAILQ_INSERT_HEAD(&fc->binds, fwb, fclist); 867103285Sikob goto out; 868103285Sikob } 869120660Ssimokawa if (prev->end < fwb->start) { 870120660Ssimokawa STAILQ_INSERT_AFTER(&fc->binds, prev, fwb, fclist); 871103285Sikob goto out; 872103285Sikob } 873120660Ssimokawa 874127468Ssimokawa printf("%s: bind failed\n", __func__); 875120660Ssimokawa return (EBUSY); 876120660Ssimokawa 877103285Sikobout: 878120660Ssimokawa if (fwb->act_type == FWACT_CH) 879113584Ssimokawa STAILQ_INSERT_HEAD(&fc->ir[fwb->sub]->binds, fwb, chlist); 880120660Ssimokawa return (0); 881103285Sikob} 882103285Sikob 883103285Sikob/* 884103285Sikob * To free IEEE1394 address block. 885103285Sikob */ 886106790Ssimokawaint 887106790Ssimokawafw_bindremove(struct firewire_comm *fc, struct fw_bind *fwb) 888103285Sikob{ 889120660Ssimokawa#if 0 890120660Ssimokawa struct fw_xfer *xfer, *next; 891120660Ssimokawa#endif 892120660Ssimokawa struct fw_bind *tfw; 893103285Sikob int s; 894103285Sikob 895103285Sikob s = splfw(); 896120660Ssimokawa STAILQ_FOREACH(tfw, &fc->binds, fclist) 897120660Ssimokawa if (tfw == fwb) { 898120660Ssimokawa STAILQ_REMOVE(&fc->binds, fwb, fw_bind, fclist); 899120660Ssimokawa goto found; 900120660Ssimokawa } 901120660Ssimokawa 902129541Sdfr printf("%s: no such binding\n", __func__); 903120660Ssimokawa splx(s); 904120660Ssimokawa return (1); 905120660Ssimokawafound: 906120660Ssimokawa#if 0 907113584Ssimokawa /* shall we do this? */ 908113584Ssimokawa for (xfer = STAILQ_FIRST(&fwb->xferlist); xfer != NULL; xfer = next) { 909113584Ssimokawa next = STAILQ_NEXT(xfer, link); 910113584Ssimokawa fw_xfer_free(xfer); 911113584Ssimokawa } 912113584Ssimokawa STAILQ_INIT(&fwb->xferlist); 913120660Ssimokawa#endif 914113584Ssimokawa 915103285Sikob splx(s); 916103285Sikob return 0; 917103285Sikob} 918103285Sikob 919103285Sikob/* 920103285Sikob * To free transaction label. 921103285Sikob */ 922106790Ssimokawastatic void 923106790Ssimokawafw_tl_free(struct firewire_comm *fc, struct fw_xfer *xfer) 924103285Sikob{ 925103285Sikob struct tlabel *tl; 926103285Sikob int s = splfw(); 927103285Sikob 928103285Sikob for( tl = STAILQ_FIRST(&fc->tlabels[xfer->tl]); tl != NULL; 929103285Sikob tl = STAILQ_NEXT(tl, link)){ 930103285Sikob if(tl->xfer == xfer){ 931103285Sikob STAILQ_REMOVE(&fc->tlabels[xfer->tl], tl, tlabel, link); 932110195Ssimokawa free(tl, M_FW); 933103285Sikob splx(s); 934103285Sikob return; 935103285Sikob } 936103285Sikob } 937103285Sikob splx(s); 938103285Sikob return; 939103285Sikob} 940106790Ssimokawa 941103285Sikob/* 942103285Sikob * To obtain XFER structure by transaction label. 943103285Sikob */ 944106790Ssimokawastatic struct fw_xfer * 945106790Ssimokawafw_tl2xfer(struct firewire_comm *fc, int node, int tlabel) 946103285Sikob{ 947103285Sikob struct fw_xfer *xfer; 948103285Sikob struct tlabel *tl; 949103285Sikob int s = splfw(); 950103285Sikob 951103285Sikob for( tl = STAILQ_FIRST(&fc->tlabels[tlabel]); tl != NULL; 952103285Sikob tl = STAILQ_NEXT(tl, link)){ 953120660Ssimokawa if(tl->xfer->send.hdr.mode.hdr.dst == node){ 954103285Sikob xfer = tl->xfer; 955103285Sikob splx(s); 956110577Ssimokawa if (firewire_debug > 2) 957110577Ssimokawa printf("fw_tl2xfer: found tl=%d\n", tlabel); 958103285Sikob return(xfer); 959103285Sikob } 960103285Sikob } 961110577Ssimokawa if (firewire_debug > 1) 962110577Ssimokawa printf("fw_tl2xfer: not found tl=%d\n", tlabel); 963103285Sikob splx(s); 964103285Sikob return(NULL); 965103285Sikob} 966106790Ssimokawa 967103285Sikob/* 968103285Sikob * To allocate IEEE1394 XFER structure. 969103285Sikob */ 970106790Ssimokawastruct fw_xfer * 971110269Ssimokawafw_xfer_alloc(struct malloc_type *type) 972103285Sikob{ 973103285Sikob struct fw_xfer *xfer; 974106790Ssimokawa 975110269Ssimokawa xfer = malloc(sizeof(struct fw_xfer), type, M_NOWAIT | M_ZERO); 976106790Ssimokawa if (xfer == NULL) 977106790Ssimokawa return xfer; 978106790Ssimokawa 979110269Ssimokawa xfer->malloc = type; 980106790Ssimokawa 981103285Sikob return xfer; 982103285Sikob} 983106790Ssimokawa 984113584Ssimokawastruct fw_xfer * 985113584Ssimokawafw_xfer_alloc_buf(struct malloc_type *type, int send_len, int recv_len) 986113584Ssimokawa{ 987113584Ssimokawa struct fw_xfer *xfer; 988113584Ssimokawa 989113584Ssimokawa xfer = fw_xfer_alloc(type); 990126102Scperciva if (xfer == NULL) 991126102Scperciva return(NULL); 992120660Ssimokawa xfer->send.pay_len = send_len; 993120660Ssimokawa xfer->recv.pay_len = recv_len; 994120660Ssimokawa if (send_len > 0) { 995120660Ssimokawa xfer->send.payload = malloc(send_len, type, M_NOWAIT | M_ZERO); 996120660Ssimokawa if (xfer->send.payload == NULL) { 997113584Ssimokawa fw_xfer_free(xfer); 998113584Ssimokawa return(NULL); 999113584Ssimokawa } 1000113584Ssimokawa } 1001120660Ssimokawa if (recv_len > 0) { 1002120660Ssimokawa xfer->recv.payload = malloc(recv_len, type, M_NOWAIT); 1003120660Ssimokawa if (xfer->recv.payload == NULL) { 1004120660Ssimokawa if (xfer->send.payload != NULL) 1005120660Ssimokawa free(xfer->send.payload, type); 1006113584Ssimokawa fw_xfer_free(xfer); 1007113584Ssimokawa return(NULL); 1008113584Ssimokawa } 1009113584Ssimokawa } 1010113584Ssimokawa return(xfer); 1011113584Ssimokawa} 1012113584Ssimokawa 1013103285Sikob/* 1014103285Sikob * IEEE1394 XFER post process. 1015103285Sikob */ 1016103285Sikobvoid 1017103285Sikobfw_xfer_done(struct fw_xfer *xfer) 1018103285Sikob{ 1019117716Ssimokawa if (xfer->act.hand == NULL) { 1020117716Ssimokawa printf("act.hand == NULL\n"); 1021103285Sikob return; 1022117716Ssimokawa } 1023103285Sikob 1024121505Ssimokawa if (xfer->fc == NULL) 1025121505Ssimokawa panic("fw_xfer_done: why xfer->fc is NULL?"); 1026121505Ssimokawa 1027124145Ssimokawa xfer->act.hand(xfer); 1028103285Sikob} 1029103285Sikob 1030106790Ssimokawavoid 1031113584Ssimokawafw_xfer_unload(struct fw_xfer* xfer) 1032103285Sikob{ 1033103285Sikob int s; 1034113584Ssimokawa 1035103285Sikob if(xfer == NULL ) return; 1036103285Sikob if(xfer->state == FWXF_INQ){ 1037103285Sikob printf("fw_xfer_free FWXF_INQ\n"); 1038103285Sikob s = splfw(); 1039103285Sikob STAILQ_REMOVE(&xfer->q->q, xfer, fw_xfer, link); 1040103285Sikob xfer->q->queued --; 1041103285Sikob splx(s); 1042103285Sikob } 1043113584Ssimokawa if (xfer->fc != NULL) { 1044114729Ssimokawa#if 1 1045113584Ssimokawa if(xfer->state == FWXF_START) 1046114729Ssimokawa /* 1047114729Ssimokawa * This could happen if: 1048114729Ssimokawa * 1. We call fwohci_arcv() before fwohci_txd(). 1049114729Ssimokawa * 2. firewire_watch() is called. 1050114729Ssimokawa */ 1051114729Ssimokawa printf("fw_xfer_free FWXF_START\n"); 1052103285Sikob#endif 1053113584Ssimokawa fw_tl_free(xfer->fc, xfer); 1054103285Sikob } 1055113584Ssimokawa xfer->state = FWXF_INIT; 1056113584Ssimokawa xfer->resp = 0; 1057113584Ssimokawa xfer->retry = 0; 1058113584Ssimokawa} 1059113584Ssimokawa/* 1060113584Ssimokawa * To free IEEE1394 XFER structure. 1061113584Ssimokawa */ 1062113584Ssimokawavoid 1063120660Ssimokawafw_xfer_free_buf( struct fw_xfer* xfer) 1064113584Ssimokawa{ 1065120660Ssimokawa if (xfer == NULL) { 1066127468Ssimokawa printf("%s: xfer == NULL\n", __func__); 1067120660Ssimokawa return; 1068120660Ssimokawa } 1069113584Ssimokawa fw_xfer_unload(xfer); 1070120660Ssimokawa if(xfer->send.payload != NULL){ 1071120660Ssimokawa free(xfer->send.payload, xfer->malloc); 1072103285Sikob } 1073120660Ssimokawa if(xfer->recv.payload != NULL){ 1074120660Ssimokawa free(xfer->recv.payload, xfer->malloc); 1075103285Sikob } 1076110269Ssimokawa free(xfer, xfer->malloc); 1077103285Sikob} 1078103285Sikob 1079120660Ssimokawavoid 1080120660Ssimokawafw_xfer_free( struct fw_xfer* xfer) 1081120660Ssimokawa{ 1082120660Ssimokawa if (xfer == NULL) { 1083127468Ssimokawa printf("%s: xfer == NULL\n", __func__); 1084120660Ssimokawa return; 1085120660Ssimokawa } 1086120660Ssimokawa fw_xfer_unload(xfer); 1087120660Ssimokawa free(xfer, xfer->malloc); 1088120660Ssimokawa} 1089120660Ssimokawa 1090120660Ssimokawavoid 1091110072Ssimokawafw_asy_callback_free(struct fw_xfer *xfer) 1092103285Sikob{ 1093103285Sikob#if 0 1094110072Ssimokawa printf("asyreq done state=%d resp=%d\n", 1095103285Sikob xfer->state, xfer->resp); 1096103285Sikob#endif 1097103285Sikob fw_xfer_free(xfer); 1098103285Sikob} 1099103285Sikob 1100103285Sikob/* 1101103285Sikob * To configure PHY. 1102103285Sikob */ 1103103285Sikobstatic void 1104103285Sikobfw_phy_config(struct firewire_comm *fc, int root_node, int gap_count) 1105103285Sikob{ 1106103285Sikob struct fw_xfer *xfer; 1107103285Sikob struct fw_pkt *fp; 1108103285Sikob 1109103285Sikob fc->status = FWBUSPHYCONF; 1110103285Sikob 1111120660Ssimokawa xfer = fw_xfer_alloc(M_FWXFER); 1112113584Ssimokawa if (xfer == NULL) 1113113584Ssimokawa return; 1114103285Sikob xfer->fc = fc; 1115103285Sikob xfer->retry_req = fw_asybusy; 1116110072Ssimokawa xfer->act.hand = fw_asy_callback_free; 1117103285Sikob 1118120660Ssimokawa fp = &xfer->send.hdr; 1119103285Sikob fp->mode.ld[1] = 0; 1120103285Sikob if (root_node >= 0) 1121113584Ssimokawa fp->mode.ld[1] |= (root_node & 0x3f) << 24 | 1 << 23; 1122103285Sikob if (gap_count >= 0) 1123113584Ssimokawa fp->mode.ld[1] |= 1 << 22 | (gap_count & 0x3f) << 16; 1124103285Sikob fp->mode.ld[2] = ~fp->mode.ld[1]; 1125103285Sikob/* XXX Dangerous, how to pass PHY packet to device driver */ 1126103285Sikob fp->mode.common.tcode |= FWTCODE_PHY; 1127103285Sikob 1128107653Ssimokawa if (firewire_debug) 1129107653Ssimokawa printf("send phy_config root_node=%d gap_count=%d\n", 1130103285Sikob root_node, gap_count); 1131103285Sikob fw_asyreq(fc, -1, xfer); 1132103285Sikob} 1133103285Sikob 1134103285Sikob#if 0 1135103285Sikob/* 1136103285Sikob * Dump self ID. 1137103285Sikob */ 1138103285Sikobstatic void 1139129585Sdfrfw_print_sid(uint32_t sid) 1140103285Sikob{ 1141103285Sikob union fw_self_id *s; 1142103285Sikob s = (union fw_self_id *) &sid; 1143103285Sikob printf("node:%d link:%d gap:%d spd:%d del:%d con:%d pwr:%d" 1144103285Sikob " p0:%d p1:%d p2:%d i:%d m:%d\n", 1145103285Sikob s->p0.phy_id, s->p0.link_active, s->p0.gap_count, 1146103285Sikob s->p0.phy_speed, s->p0.phy_delay, s->p0.contender, 1147103285Sikob s->p0.power_class, s->p0.port0, s->p0.port1, 1148103285Sikob s->p0.port2, s->p0.initiated_reset, s->p0.more_packets); 1149103285Sikob} 1150103285Sikob#endif 1151103285Sikob 1152103285Sikob/* 1153103285Sikob * To receive self ID. 1154103285Sikob */ 1155129585Sdfrvoid fw_sidrcv(struct firewire_comm* fc, uint32_t *sid, u_int len) 1156103285Sikob{ 1157129585Sdfr uint32_t *p; 1158103285Sikob union fw_self_id *self_id; 1159103285Sikob u_int i, j, node, c_port = 0, i_branch = 0; 1160103285Sikob 1161129585Sdfr fc->sid_cnt = len /(sizeof(uint32_t) * 2); 1162103285Sikob fc->status = FWBUSINIT; 1163103285Sikob fc->max_node = fc->nodeid & 0x3f; 1164129585Sdfr CSRARC(fc, NODE_IDS) = ((uint32_t)fc->nodeid) << 16; 1165103285Sikob fc->status = FWBUSCYMELECT; 1166103285Sikob fc->topology_map->crc_len = 2; 1167103285Sikob fc->topology_map->generation ++; 1168103285Sikob fc->topology_map->self_id_count = 0; 1169103285Sikob fc->topology_map->node_count = 0; 1170103285Sikob fc->speed_map->generation ++; 1171103285Sikob fc->speed_map->crc_len = 1 + (64*64 + 3) / 4; 1172103285Sikob self_id = &fc->topology_map->self_id[0]; 1173103285Sikob for(i = 0; i < fc->sid_cnt; i ++){ 1174103285Sikob if (sid[1] != ~sid[0]) { 1175103285Sikob printf("fw_sidrcv: invalid self-id packet\n"); 1176103285Sikob sid += 2; 1177103285Sikob continue; 1178103285Sikob } 1179103285Sikob *self_id = *((union fw_self_id *)sid); 1180103285Sikob fc->topology_map->crc_len++; 1181103285Sikob if(self_id->p0.sequel == 0){ 1182103285Sikob fc->topology_map->node_count ++; 1183103285Sikob c_port = 0; 1184103285Sikob#if 0 1185103285Sikob fw_print_sid(sid[0]); 1186103285Sikob#endif 1187103285Sikob node = self_id->p0.phy_id; 1188103285Sikob if(fc->max_node < node){ 1189103285Sikob fc->max_node = self_id->p0.phy_id; 1190103285Sikob } 1191103285Sikob /* XXX I'm not sure this is the right speed_map */ 1192103285Sikob fc->speed_map->speed[node][node] 1193103285Sikob = self_id->p0.phy_speed; 1194103285Sikob for (j = 0; j < node; j ++) { 1195103285Sikob fc->speed_map->speed[j][node] 1196103285Sikob = fc->speed_map->speed[node][j] 1197103285Sikob = min(fc->speed_map->speed[j][j], 1198103285Sikob self_id->p0.phy_speed); 1199103285Sikob } 1200103285Sikob if ((fc->irm == -1 || self_id->p0.phy_id > fc->irm) && 1201103285Sikob (self_id->p0.link_active && self_id->p0.contender)) { 1202103285Sikob fc->irm = self_id->p0.phy_id; 1203103285Sikob } 1204103285Sikob if(self_id->p0.port0 >= 0x2){ 1205103285Sikob c_port++; 1206103285Sikob } 1207103285Sikob if(self_id->p0.port1 >= 0x2){ 1208103285Sikob c_port++; 1209103285Sikob } 1210103285Sikob if(self_id->p0.port2 >= 0x2){ 1211103285Sikob c_port++; 1212103285Sikob } 1213103285Sikob } 1214103285Sikob if(c_port > 2){ 1215103285Sikob i_branch += (c_port - 2); 1216103285Sikob } 1217103285Sikob sid += 2; 1218103285Sikob self_id++; 1219103285Sikob fc->topology_map->self_id_count ++; 1220103285Sikob } 1221108655Ssimokawa device_printf(fc->bdev, "%d nodes", fc->max_node + 1); 1222103285Sikob /* CRC */ 1223103285Sikob fc->topology_map->crc = fw_crc16( 1224129585Sdfr (uint32_t *)&fc->topology_map->generation, 1225103285Sikob fc->topology_map->crc_len * 4); 1226103285Sikob fc->speed_map->crc = fw_crc16( 1227129585Sdfr (uint32_t *)&fc->speed_map->generation, 1228103285Sikob fc->speed_map->crc_len * 4); 1229103285Sikob /* byteswap and copy to CSR */ 1230129585Sdfr p = (uint32_t *)fc->topology_map; 1231103285Sikob for (i = 0; i <= fc->topology_map->crc_len; i++) 1232103285Sikob CSRARC(fc, TOPO_MAP + i * 4) = htonl(*p++); 1233129585Sdfr p = (uint32_t *)fc->speed_map; 1234103285Sikob CSRARC(fc, SPED_MAP) = htonl(*p++); 1235103285Sikob CSRARC(fc, SPED_MAP + 4) = htonl(*p++); 1236129585Sdfr /* don't byte-swap uint8_t array */ 1237103285Sikob bcopy(p, &CSRARC(fc, SPED_MAP + 8), (fc->speed_map->crc_len - 1)*4); 1238103285Sikob 1239103285Sikob fc->max_hop = fc->max_node - i_branch; 1240103285Sikob printf(", maxhop <= %d", fc->max_hop); 1241103285Sikob 1242103285Sikob if(fc->irm == -1 ){ 1243103285Sikob printf(", Not found IRM capable node"); 1244103285Sikob }else{ 1245103285Sikob printf(", cable IRM = %d", fc->irm); 1246103285Sikob if (fc->irm == fc->nodeid) 1247110016Ssimokawa printf(" (me)"); 1248103285Sikob } 1249110016Ssimokawa printf("\n"); 1250103285Sikob 1251109736Ssimokawa if (try_bmr && (fc->irm != -1) && (CSRARC(fc, BUS_MGR_ID) == 0x3f)) { 1252114909Ssimokawa if (fc->irm == fc->nodeid) { 1253103285Sikob fc->status = FWBUSMGRDONE; 1254103285Sikob CSRARC(fc, BUS_MGR_ID) = fc->set_bmr(fc, fc->irm); 1255114909Ssimokawa fw_bmr(fc); 1256109736Ssimokawa } else { 1257103285Sikob fc->status = FWBUSMGRELECT; 1258110193Ssimokawa callout_reset(&fc->bmr_callout, hz/8, 1259110193Ssimokawa (void *)fw_try_bmr, (void *)fc); 1260103285Sikob } 1261114909Ssimokawa } else 1262103285Sikob fc->status = FWBUSMGRDONE; 1263114909Ssimokawa 1264108853Ssimokawa callout_reset(&fc->busprobe_callout, hz/4, 1265108853Ssimokawa (void *)fw_bus_probe, (void *)fc); 1266103285Sikob} 1267106790Ssimokawa 1268103285Sikob/* 1269103285Sikob * To probe devices on the IEEE1394 bus. 1270103285Sikob */ 1271106790Ssimokawastatic void 1272106790Ssimokawafw_bus_probe(struct firewire_comm *fc) 1273103285Sikob{ 1274103285Sikob int s; 1275120850Ssimokawa struct fw_device *fwdev; 1276103285Sikob 1277103285Sikob s = splfw(); 1278103285Sikob fc->status = FWBUSEXPLORE; 1279103285Sikob fc->retry_count = 0; 1280103285Sikob 1281120850Ssimokawa /* Invalidate all devices, just after bus reset. */ 1282120850Ssimokawa STAILQ_FOREACH(fwdev, &fc->devices, link) 1283110193Ssimokawa if (fwdev->status != FWDEVINVAL) { 1284103285Sikob fwdev->status = FWDEVINVAL; 1285103285Sikob fwdev->rcnt = 0; 1286103285Sikob } 1287120850Ssimokawa 1288103285Sikob fc->ongonode = 0; 1289103285Sikob fc->ongoaddr = CSRROMOFF; 1290103285Sikob fc->ongodev = NULL; 1291103285Sikob fc->ongoeui.hi = 0xffffffff; fc->ongoeui.lo = 0xffffffff; 1292103285Sikob fw_bus_explore(fc); 1293103285Sikob splx(s); 1294103285Sikob} 1295106790Ssimokawa 1296103285Sikob/* 1297129274Sdfr * Find the self_id packet for a node, ignoring sequels. 1298129274Sdfr */ 1299129274Sdfrstatic union fw_self_id * 1300129274Sdfrfw_find_self_id(struct firewire_comm *fc, int node) 1301129274Sdfr{ 1302129274Sdfr uint32_t i; 1303129274Sdfr union fw_self_id *s; 1304129274Sdfr 1305129274Sdfr for (i = 0; i < fc->topology_map->self_id_count; i++) { 1306129274Sdfr s = &fc->topology_map->self_id[i]; 1307129274Sdfr if (s->p0.sequel) 1308129274Sdfr continue; 1309129274Sdfr if (s->p0.phy_id == node) 1310129274Sdfr return s; 1311129274Sdfr } 1312129274Sdfr return 0; 1313129274Sdfr} 1314129274Sdfr 1315129274Sdfr/* 1316103285Sikob * To collect device informations on the IEEE1394 bus. 1317103285Sikob */ 1318106790Ssimokawastatic void 1319106790Ssimokawafw_bus_explore(struct firewire_comm *fc ) 1320103285Sikob{ 1321103285Sikob int err = 0; 1322110179Ssimokawa struct fw_device *fwdev, *pfwdev, *tfwdev; 1323129585Sdfr uint32_t addr; 1324103285Sikob struct fw_xfer *xfer; 1325103285Sikob struct fw_pkt *fp; 1326103285Sikob 1327103285Sikob if(fc->status != FWBUSEXPLORE) 1328103285Sikob return; 1329103285Sikob 1330103285Sikobloop: 1331103285Sikob if(fc->ongonode == fc->nodeid) fc->ongonode++; 1332103285Sikob 1333103285Sikob if(fc->ongonode > fc->max_node) goto done; 1334103285Sikob if(fc->ongonode >= 0x3f) goto done; 1335103285Sikob 1336103285Sikob /* check link */ 1337103285Sikob /* XXX we need to check phy_id first */ 1338129274Sdfr if (!fw_find_self_id(fc, fc->ongonode)->p0.link_active) { 1339110577Ssimokawa if (firewire_debug) 1340110577Ssimokawa printf("node%d: link down\n", fc->ongonode); 1341103285Sikob fc->ongonode++; 1342103285Sikob goto loop; 1343103285Sikob } 1344103285Sikob 1345103285Sikob if(fc->ongoaddr <= CSRROMOFF && 1346103285Sikob fc->ongoeui.hi == 0xffffffff && 1347103285Sikob fc->ongoeui.lo == 0xffffffff ){ 1348103285Sikob fc->ongoaddr = CSRROMOFF; 1349103285Sikob addr = 0xf0000000 | fc->ongoaddr; 1350103285Sikob }else if(fc->ongoeui.hi == 0xffffffff ){ 1351103285Sikob fc->ongoaddr = CSRROMOFF + 0xc; 1352103285Sikob addr = 0xf0000000 | fc->ongoaddr; 1353103285Sikob }else if(fc->ongoeui.lo == 0xffffffff ){ 1354103285Sikob fc->ongoaddr = CSRROMOFF + 0x10; 1355103285Sikob addr = 0xf0000000 | fc->ongoaddr; 1356103285Sikob }else if(fc->ongodev == NULL){ 1357110193Ssimokawa STAILQ_FOREACH(fwdev, &fc->devices, link) 1358110193Ssimokawa if (FW_EUI64_EQUAL(fwdev->eui, fc->ongoeui)) 1359103285Sikob break; 1360103285Sikob if(fwdev != NULL){ 1361103285Sikob fwdev->dst = fc->ongonode; 1362117350Ssimokawa fwdev->status = FWDEVINIT; 1363117350Ssimokawa fc->ongodev = fwdev; 1364103285Sikob fc->ongoaddr = CSRROMOFF; 1365117350Ssimokawa addr = 0xf0000000 | fc->ongoaddr; 1366117350Ssimokawa goto dorequest; 1367103285Sikob } 1368115787Ssimokawa fwdev = malloc(sizeof(struct fw_device), M_FW, 1369115787Ssimokawa M_NOWAIT | M_ZERO); 1370103285Sikob if(fwdev == NULL) 1371103285Sikob return; 1372106810Ssimokawa fwdev->fc = fc; 1373103285Sikob fwdev->rommax = 0; 1374103285Sikob fwdev->dst = fc->ongonode; 1375103285Sikob fwdev->eui.hi = fc->ongoeui.hi; fwdev->eui.lo = fc->ongoeui.lo; 1376103285Sikob fwdev->status = FWDEVINIT; 1377103285Sikob fwdev->speed = fc->speed_map->speed[fc->nodeid][fc->ongonode]; 1378103285Sikob 1379110179Ssimokawa pfwdev = NULL; 1380110193Ssimokawa STAILQ_FOREACH(tfwdev, &fc->devices, link) { 1381110179Ssimokawa if (tfwdev->eui.hi > fwdev->eui.hi || 1382110179Ssimokawa (tfwdev->eui.hi == fwdev->eui.hi && 1383110179Ssimokawa tfwdev->eui.lo > fwdev->eui.lo)) 1384110179Ssimokawa break; 1385110179Ssimokawa pfwdev = tfwdev; 1386103285Sikob } 1387110179Ssimokawa if (pfwdev == NULL) 1388110193Ssimokawa STAILQ_INSERT_HEAD(&fc->devices, fwdev, link); 1389110179Ssimokawa else 1390110193Ssimokawa STAILQ_INSERT_AFTER(&fc->devices, pfwdev, fwdev, link); 1391103285Sikob 1392108655Ssimokawa device_printf(fc->bdev, "New %s device ID:%08x%08x\n", 1393107653Ssimokawa linkspeed[fwdev->speed], 1394107653Ssimokawa fc->ongoeui.hi, fc->ongoeui.lo); 1395103285Sikob 1396103285Sikob fc->ongodev = fwdev; 1397103285Sikob fc->ongoaddr = CSRROMOFF; 1398103285Sikob addr = 0xf0000000 | fc->ongoaddr; 1399103285Sikob }else{ 1400103285Sikob addr = 0xf0000000 | fc->ongoaddr; 1401103285Sikob } 1402117350Ssimokawadorequest: 1403103285Sikob#if 0 1404103285Sikob xfer = asyreqq(fc, FWSPD_S100, 0, 0, 1405103285Sikob ((FWLOCALBUS | fc->ongonode) << 16) | 0xffff , addr, 1406103285Sikob fw_bus_explore_callback); 1407103285Sikob if(xfer == NULL) goto done; 1408103285Sikob#else 1409120660Ssimokawa xfer = fw_xfer_alloc(M_FWXFER); 1410103285Sikob if(xfer == NULL){ 1411103285Sikob goto done; 1412103285Sikob } 1413120660Ssimokawa xfer->send.spd = 0; 1414120660Ssimokawa fp = &xfer->send.hdr; 1415113584Ssimokawa fp->mode.rreqq.dest_hi = 0xffff; 1416103285Sikob fp->mode.rreqq.tlrt = 0; 1417103285Sikob fp->mode.rreqq.tcode = FWTCODE_RREQQ; 1418103285Sikob fp->mode.rreqq.pri = 0; 1419103285Sikob fp->mode.rreqq.src = 0; 1420120660Ssimokawa fp->mode.rreqq.dst = FWLOCALBUS | fc->ongonode; 1421113584Ssimokawa fp->mode.rreqq.dest_lo = addr; 1422103285Sikob xfer->act.hand = fw_bus_explore_callback; 1423103285Sikob 1424110577Ssimokawa if (firewire_debug) 1425110577Ssimokawa printf("node%d: explore addr=0x%x\n", 1426110577Ssimokawa fc->ongonode, fc->ongoaddr); 1427103285Sikob err = fw_asyreq(fc, -1, xfer); 1428103285Sikob if(err){ 1429103285Sikob fw_xfer_free( xfer); 1430103285Sikob return; 1431103285Sikob } 1432103285Sikob#endif 1433103285Sikob return; 1434103285Sikobdone: 1435103285Sikob /* fw_attach_devs */ 1436103285Sikob fc->status = FWBUSEXPDONE; 1437107653Ssimokawa if (firewire_debug) 1438107653Ssimokawa printf("bus_explore done\n"); 1439103285Sikob fw_attach_dev(fc); 1440103285Sikob return; 1441103285Sikob 1442103285Sikob} 1443106790Ssimokawa 1444103285Sikob/* Portable Async. request read quad */ 1445106790Ssimokawastruct fw_xfer * 1446129585Sdfrasyreqq(struct firewire_comm *fc, uint8_t spd, uint8_t tl, uint8_t rt, 1447129585Sdfr uint32_t addr_hi, uint32_t addr_lo, 1448124169Ssimokawa void (*hand) (struct fw_xfer*)) 1449103285Sikob{ 1450103285Sikob struct fw_xfer *xfer; 1451103285Sikob struct fw_pkt *fp; 1452103285Sikob int err; 1453103285Sikob 1454120660Ssimokawa xfer = fw_xfer_alloc(M_FWXFER); 1455113584Ssimokawa if (xfer == NULL) 1456103285Sikob return NULL; 1457113584Ssimokawa 1458120660Ssimokawa xfer->send.spd = spd; /* XXX:min(spd, fc->spd) */ 1459120660Ssimokawa fp = &xfer->send.hdr; 1460113584Ssimokawa fp->mode.rreqq.dest_hi = addr_hi & 0xffff; 1461103285Sikob if(tl & FWP_TL_VALID){ 1462103285Sikob fp->mode.rreqq.tlrt = (tl & 0x3f) << 2; 1463103285Sikob }else{ 1464103285Sikob fp->mode.rreqq.tlrt = 0; 1465103285Sikob } 1466103285Sikob fp->mode.rreqq.tlrt |= rt & 0x3; 1467103285Sikob fp->mode.rreqq.tcode = FWTCODE_RREQQ; 1468103285Sikob fp->mode.rreqq.pri = 0; 1469103285Sikob fp->mode.rreqq.src = 0; 1470120660Ssimokawa fp->mode.rreqq.dst = addr_hi >> 16; 1471113584Ssimokawa fp->mode.rreqq.dest_lo = addr_lo; 1472103285Sikob xfer->act.hand = hand; 1473103285Sikob 1474103285Sikob err = fw_asyreq(fc, -1, xfer); 1475103285Sikob if(err){ 1476103285Sikob fw_xfer_free( xfer); 1477103285Sikob return NULL; 1478103285Sikob } 1479103285Sikob return xfer; 1480103285Sikob} 1481106790Ssimokawa 1482103285Sikob/* 1483103285Sikob * Callback for the IEEE1394 bus information collection. 1484103285Sikob */ 1485106790Ssimokawastatic void 1486106790Ssimokawafw_bus_explore_callback(struct fw_xfer *xfer) 1487106790Ssimokawa{ 1488103285Sikob struct firewire_comm *fc; 1489103285Sikob struct fw_pkt *sfp,*rfp; 1490103285Sikob struct csrhdr *chdr; 1491103285Sikob struct csrdir *csrd; 1492103285Sikob struct csrreg *csrreg; 1493129585Sdfr uint32_t offset; 1494103285Sikob 1495103285Sikob 1496110577Ssimokawa if(xfer == NULL) { 1497110577Ssimokawa printf("xfer == NULL\n"); 1498110577Ssimokawa return; 1499110577Ssimokawa } 1500103285Sikob fc = xfer->fc; 1501110577Ssimokawa 1502110577Ssimokawa if (firewire_debug) 1503110577Ssimokawa printf("node%d: callback addr=0x%x\n", 1504110577Ssimokawa fc->ongonode, fc->ongoaddr); 1505110577Ssimokawa 1506103285Sikob if(xfer->resp != 0){ 1507127468Ssimokawa device_printf(fc->bdev, 1508127468Ssimokawa "bus_explore node=%d addr=0x%x resp=%d retry=%d\n", 1509127468Ssimokawa fc->ongonode, fc->ongoaddr, xfer->resp, xfer->retry); 1510127468Ssimokawa if (xfer->retry < fc->max_asyretry) { 1511127468Ssimokawa fw_asystart(xfer); 1512127468Ssimokawa return; 1513127468Ssimokawa } 1514114284Ssimokawa goto errnode; 1515103285Sikob } 1516103285Sikob 1517120660Ssimokawa sfp = &xfer->send.hdr; 1518120660Ssimokawa rfp = &xfer->recv.hdr; 1519103285Sikob#if 0 1520103285Sikob { 1521129585Sdfr uint32_t *qld; 1522103285Sikob int i; 1523129585Sdfr qld = (uint32_t *)xfer->recv.buf; 1524103285Sikob printf("len:%d\n", xfer->recv.len); 1525103285Sikob for( i = 0 ; i <= xfer->recv.len && i < 32; i+= 4){ 1526113584Ssimokawa printf("0x%08x ", rfp->mode.ld[i/4]); 1527103285Sikob if((i % 16) == 15) printf("\n"); 1528103285Sikob } 1529103285Sikob if((i % 16) != 15) printf("\n"); 1530103285Sikob } 1531103285Sikob#endif 1532103285Sikob if(fc->ongodev == NULL){ 1533113584Ssimokawa if(sfp->mode.rreqq.dest_lo == (0xf0000000 | CSRROMOFF)){ 1534103285Sikob rfp->mode.rresq.data = ntohl(rfp->mode.rresq.data); 1535103285Sikob chdr = (struct csrhdr *)(&rfp->mode.rresq.data); 1536129541Sdfr/* If CSR is minimal confinguration, more investigation is not needed. */ 1537103285Sikob if(chdr->info_len == 1){ 1538110577Ssimokawa if (firewire_debug) 1539110577Ssimokawa printf("node%d: minimal config\n", 1540110577Ssimokawa fc->ongonode); 1541103285Sikob goto nextnode; 1542103285Sikob }else{ 1543103285Sikob fc->ongoaddr = CSRROMOFF + 0xc; 1544103285Sikob } 1545113584Ssimokawa }else if(sfp->mode.rreqq.dest_lo == (0xf0000000 |(CSRROMOFF + 0xc))){ 1546103285Sikob fc->ongoeui.hi = ntohl(rfp->mode.rresq.data); 1547103285Sikob fc->ongoaddr = CSRROMOFF + 0x10; 1548113584Ssimokawa }else if(sfp->mode.rreqq.dest_lo == (0xf0000000 |(CSRROMOFF + 0x10))){ 1549103285Sikob fc->ongoeui.lo = ntohl(rfp->mode.rresq.data); 1550110577Ssimokawa if (fc->ongoeui.hi == 0 && fc->ongoeui.lo == 0) { 1551110577Ssimokawa if (firewire_debug) 1552110577Ssimokawa printf("node%d: eui64 is zero.\n", 1553110577Ssimokawa fc->ongonode); 1554103285Sikob goto nextnode; 1555110577Ssimokawa } 1556103285Sikob fc->ongoaddr = CSRROMOFF; 1557103285Sikob } 1558103285Sikob }else{ 1559117350Ssimokawa if (fc->ongoaddr == CSRROMOFF && 1560117350Ssimokawa fc->ongodev->csrrom[0] == ntohl(rfp->mode.rresq.data)) { 1561117350Ssimokawa fc->ongodev->status = FWDEVATTACHED; 1562117350Ssimokawa goto nextnode; 1563117350Ssimokawa } 1564103285Sikob fc->ongodev->csrrom[(fc->ongoaddr - CSRROMOFF)/4] = ntohl(rfp->mode.rresq.data); 1565103285Sikob if(fc->ongoaddr > fc->ongodev->rommax){ 1566103285Sikob fc->ongodev->rommax = fc->ongoaddr; 1567103285Sikob } 1568103285Sikob csrd = SLIST_FIRST(&fc->ongocsr); 1569103285Sikob if((csrd = SLIST_FIRST(&fc->ongocsr)) == NULL){ 1570103285Sikob chdr = (struct csrhdr *)(fc->ongodev->csrrom); 1571103285Sikob offset = CSRROMOFF; 1572103285Sikob }else{ 1573103285Sikob chdr = (struct csrhdr *)&fc->ongodev->csrrom[(csrd->off - CSRROMOFF)/4]; 1574103285Sikob offset = csrd->off; 1575103285Sikob } 1576103285Sikob if(fc->ongoaddr > (CSRROMOFF + 0x14) && fc->ongoaddr != offset){ 1577103285Sikob csrreg = (struct csrreg *)&fc->ongodev->csrrom[(fc->ongoaddr - CSRROMOFF)/4]; 1578103285Sikob if( csrreg->key == 0x81 || csrreg->key == 0xd1){ 1579103285Sikob csrd = SLIST_FIRST(&fc->csrfree); 1580103285Sikob if(csrd == NULL){ 1581103285Sikob goto nextnode; 1582103285Sikob }else{ 1583103285Sikob csrd->ongoaddr = fc->ongoaddr; 1584103285Sikob fc->ongoaddr += csrreg->val * 4; 1585103285Sikob csrd->off = fc->ongoaddr; 1586103285Sikob SLIST_REMOVE_HEAD(&fc->csrfree, link); 1587103285Sikob SLIST_INSERT_HEAD(&fc->ongocsr, csrd, link); 1588103285Sikob goto nextaddr; 1589103285Sikob } 1590103285Sikob } 1591103285Sikob } 1592103285Sikob fc->ongoaddr += 4; 1593103285Sikob if(((fc->ongoaddr - offset)/4 > chdr->crc_len) && 1594103285Sikob (fc->ongodev->rommax < 0x414)){ 1595103285Sikob if(fc->ongodev->rommax <= 0x414){ 1596103285Sikob csrd = SLIST_FIRST(&fc->csrfree); 1597103285Sikob if(csrd == NULL) goto nextnode; 1598103285Sikob csrd->off = fc->ongoaddr; 1599103285Sikob csrd->ongoaddr = fc->ongoaddr; 1600103285Sikob SLIST_REMOVE_HEAD(&fc->csrfree, link); 1601103285Sikob SLIST_INSERT_HEAD(&fc->ongocsr, csrd, link); 1602103285Sikob } 1603103285Sikob goto nextaddr; 1604103285Sikob } 1605103285Sikob 1606103285Sikob while(((fc->ongoaddr - offset)/4 > chdr->crc_len)){ 1607103285Sikob if(csrd == NULL){ 1608103285Sikob goto nextnode; 1609103285Sikob }; 1610103285Sikob fc->ongoaddr = csrd->ongoaddr + 4; 1611103285Sikob SLIST_REMOVE_HEAD(&fc->ongocsr, link); 1612103285Sikob SLIST_INSERT_HEAD(&fc->csrfree, csrd, link); 1613103285Sikob csrd = SLIST_FIRST(&fc->ongocsr); 1614103285Sikob if((csrd = SLIST_FIRST(&fc->ongocsr)) == NULL){ 1615103285Sikob chdr = (struct csrhdr *)(fc->ongodev->csrrom); 1616103285Sikob offset = CSRROMOFF; 1617103285Sikob }else{ 1618103285Sikob chdr = (struct csrhdr *)&(fc->ongodev->csrrom[(csrd->off - CSRROMOFF)/4]); 1619103285Sikob offset = csrd->off; 1620103285Sikob } 1621103285Sikob } 1622103285Sikob if((fc->ongoaddr - CSRROMOFF) > CSRROMSIZE){ 1623103285Sikob goto nextnode; 1624103285Sikob } 1625103285Sikob } 1626103285Sikobnextaddr: 1627103285Sikob fw_xfer_free( xfer); 1628103285Sikob fw_bus_explore(fc); 1629103285Sikob return; 1630114284Ssimokawaerrnode: 1631114284Ssimokawa fc->retry_count++; 1632127468Ssimokawa if (fc->ongodev != NULL) { 1633114284Ssimokawa fc->ongodev->status = FWDEVINVAL; 1634127468Ssimokawa /* Invalidate ROM */ 1635127468Ssimokawa fc->ongodev->csrrom[0] = 0; 1636127468Ssimokawa } 1637103285Sikobnextnode: 1638103285Sikob fw_xfer_free( xfer); 1639103285Sikob fc->ongonode++; 1640103285Sikob/* housekeeping work space */ 1641103285Sikob fc->ongoaddr = CSRROMOFF; 1642103285Sikob fc->ongodev = NULL; 1643103285Sikob fc->ongoeui.hi = 0xffffffff; fc->ongoeui.lo = 0xffffffff; 1644103285Sikob while((csrd = SLIST_FIRST(&fc->ongocsr)) != NULL){ 1645103285Sikob SLIST_REMOVE_HEAD(&fc->ongocsr, link); 1646103285Sikob SLIST_INSERT_HEAD(&fc->csrfree, csrd, link); 1647103285Sikob } 1648103285Sikob fw_bus_explore(fc); 1649103285Sikob return; 1650103285Sikob} 1651103285Sikob 1652103285Sikob/* 1653103285Sikob * To attach sub-devices layer onto IEEE1394 bus. 1654103285Sikob */ 1655106815Ssimokawastatic void 1656106815Ssimokawafw_attach_dev(struct firewire_comm *fc) 1657103285Sikob{ 1658120850Ssimokawa struct fw_device *fwdev, *next; 1659103285Sikob int i, err; 1660103285Sikob device_t *devlistp; 1661103285Sikob int devcnt; 1662103285Sikob struct firewire_dev_comm *fdc; 1663103285Sikob 1664120850Ssimokawa for (fwdev = STAILQ_FIRST(&fc->devices); fwdev != NULL; fwdev = next) { 1665120850Ssimokawa next = STAILQ_NEXT(fwdev, link); 1666120850Ssimokawa if (fwdev->status == FWDEVINIT) { 1667114069Ssimokawa fwdev->status = FWDEVATTACHED; 1668120850Ssimokawa } else if (fwdev->status == FWDEVINVAL) { 1669120850Ssimokawa fwdev->rcnt ++; 1670120850Ssimokawa if (fwdev->rcnt > hold_count) { 1671120850Ssimokawa /* 1672120850Ssimokawa * Remove devices which have not been seen 1673120850Ssimokawa * for a while. 1674120850Ssimokawa */ 1675120850Ssimokawa STAILQ_REMOVE(&fc->devices, fwdev, fw_device, 1676120850Ssimokawa link); 1677120850Ssimokawa free(fwdev, M_FW); 1678120850Ssimokawa } 1679120850Ssimokawa } 1680120850Ssimokawa } 1681103285Sikob 1682108773Ssimokawa err = device_get_children(fc->bdev, &devlistp, &devcnt); 1683103285Sikob if( err != 0 ) 1684103285Sikob return; 1685103285Sikob for( i = 0 ; i < devcnt ; i++){ 1686103285Sikob if (device_get_state(devlistp[i]) >= DS_ATTACHED) { 1687103285Sikob fdc = device_get_softc(devlistp[i]); 1688103285Sikob if (fdc->post_explore != NULL) 1689103285Sikob fdc->post_explore(fdc); 1690103285Sikob } 1691103285Sikob } 1692103285Sikob free(devlistp, M_TEMP); 1693103285Sikob 1694103285Sikob if (fc->retry_count > 0) { 1695127468Ssimokawa device_printf(fc->bdev, "bus_explore failed for %d nodes\n", 1696127468Ssimokawa fc->retry_count); 1697111040Ssimokawa#if 0 1698110193Ssimokawa callout_reset(&fc->retry_probe_callout, hz*2, 1699110193Ssimokawa (void *)fc->ibr, (void *)fc); 1700111040Ssimokawa#endif 1701103285Sikob } 1702103285Sikob return; 1703103285Sikob} 1704106815Ssimokawa 1705103285Sikob/* 1706129541Sdfr * To allocate unique transaction label. 1707103285Sikob */ 1708106815Ssimokawastatic int 1709106815Ssimokawafw_get_tlabel(struct firewire_comm *fc, struct fw_xfer *xfer) 1710103285Sikob{ 1711103285Sikob u_int i; 1712103285Sikob struct tlabel *tl, *tmptl; 1713103285Sikob int s; 1714129585Sdfr static uint32_t label = 0; 1715103285Sikob 1716103285Sikob s = splfw(); 1717103285Sikob for( i = 0 ; i < 0x40 ; i ++){ 1718103285Sikob label = (label + 1) & 0x3f; 1719103285Sikob for(tmptl = STAILQ_FIRST(&fc->tlabels[label]); 1720103285Sikob tmptl != NULL; tmptl = STAILQ_NEXT(tmptl, link)){ 1721120660Ssimokawa if (tmptl->xfer->send.hdr.mode.hdr.dst == 1722120660Ssimokawa xfer->send.hdr.mode.hdr.dst) 1723120660Ssimokawa break; 1724103285Sikob } 1725103285Sikob if(tmptl == NULL) { 1726110195Ssimokawa tl = malloc(sizeof(struct tlabel),M_FW,M_NOWAIT); 1727103285Sikob if (tl == NULL) { 1728103285Sikob splx(s); 1729103285Sikob return (-1); 1730103285Sikob } 1731103285Sikob tl->xfer = xfer; 1732103285Sikob STAILQ_INSERT_TAIL(&fc->tlabels[label], tl, link); 1733103285Sikob splx(s); 1734110577Ssimokawa if (firewire_debug > 1) 1735110577Ssimokawa printf("fw_get_tlabel: dst=%d tl=%d\n", 1736120660Ssimokawa xfer->send.hdr.mode.hdr.dst, label); 1737103285Sikob return(label); 1738103285Sikob } 1739103285Sikob } 1740103285Sikob splx(s); 1741103285Sikob 1742130460Sdfr if (firewire_debug > 1) 1743130460Sdfr printf("fw_get_tlabel: no free tlabel\n"); 1744103285Sikob return(-1); 1745103285Sikob} 1746106815Ssimokawa 1747113584Ssimokawastatic void 1748120660Ssimokawafw_rcv_copy(struct fw_rcv_buf *rb) 1749113584Ssimokawa{ 1750120660Ssimokawa struct fw_pkt *pkt; 1751120660Ssimokawa u_char *p; 1752120660Ssimokawa struct tcode_info *tinfo; 1753120660Ssimokawa u_int res, i, len, plen; 1754113584Ssimokawa 1755120660Ssimokawa rb->xfer->recv.spd -= rb->spd; 1756120660Ssimokawa 1757120660Ssimokawa pkt = (struct fw_pkt *)rb->vec->iov_base; 1758120660Ssimokawa tinfo = &rb->fc->tcode[pkt->mode.hdr.tcode]; 1759120660Ssimokawa 1760120660Ssimokawa /* Copy header */ 1761120660Ssimokawa p = (u_char *)&rb->xfer->recv.hdr; 1762120660Ssimokawa bcopy(rb->vec->iov_base, p, tinfo->hdr_len); 1763120660Ssimokawa (u_char *)rb->vec->iov_base += tinfo->hdr_len; 1764120660Ssimokawa rb->vec->iov_len -= tinfo->hdr_len; 1765120660Ssimokawa 1766120660Ssimokawa /* Copy payload */ 1767120660Ssimokawa p = (u_char *)rb->xfer->recv.payload; 1768120660Ssimokawa res = rb->xfer->recv.pay_len; 1769120660Ssimokawa 1770120660Ssimokawa /* special handling for RRESQ */ 1771120660Ssimokawa if (pkt->mode.hdr.tcode == FWTCODE_RRESQ && 1772129585Sdfr p != NULL && res >= sizeof(uint32_t)) { 1773129585Sdfr *(uint32_t *)p = pkt->mode.rresq.data; 1774129585Sdfr rb->xfer->recv.pay_len = sizeof(uint32_t); 1775120660Ssimokawa return; 1776120660Ssimokawa } 1777120660Ssimokawa 1778120660Ssimokawa if ((tinfo->flag & FWTI_BLOCK_ASY) == 0) 1779120660Ssimokawa return; 1780120660Ssimokawa 1781120660Ssimokawa plen = pkt->mode.rresb.len; 1782120660Ssimokawa 1783120660Ssimokawa for (i = 0; i < rb->nvec; i++, rb->vec++) { 1784120660Ssimokawa len = MIN(rb->vec->iov_len, plen); 1785113584Ssimokawa if (res < len) { 1786113584Ssimokawa printf("rcv buffer(%d) is %d bytes short.\n", 1787120660Ssimokawa rb->xfer->recv.pay_len, len - res); 1788113584Ssimokawa len = res; 1789113584Ssimokawa } 1790120660Ssimokawa bcopy(rb->vec->iov_base, p, len); 1791113584Ssimokawa p += len; 1792113584Ssimokawa res -= len; 1793120660Ssimokawa plen -= len; 1794120660Ssimokawa if (res == 0 || plen == 0) 1795113584Ssimokawa break; 1796113584Ssimokawa } 1797120660Ssimokawa rb->xfer->recv.pay_len -= res; 1798120660Ssimokawa 1799113584Ssimokawa} 1800113584Ssimokawa 1801103285Sikob/* 1802129541Sdfr * Generic packet receiving process. 1803103285Sikob */ 1804106815Ssimokawavoid 1805120660Ssimokawafw_rcv(struct fw_rcv_buf *rb) 1806103285Sikob{ 1807103285Sikob struct fw_pkt *fp, *resfp; 1808103285Sikob struct fw_bind *bind; 1809113584Ssimokawa int tcode, s; 1810113584Ssimokawa int i, len, oldstate; 1811103285Sikob#if 0 1812103285Sikob { 1813129585Sdfr uint32_t *qld; 1814103285Sikob int i; 1815129585Sdfr qld = (uint32_t *)buf; 1816103285Sikob printf("spd %d len:%d\n", spd, len); 1817103285Sikob for( i = 0 ; i <= len && i < 32; i+= 4){ 1818103285Sikob printf("0x%08x ", ntohl(qld[i/4])); 1819103285Sikob if((i % 16) == 15) printf("\n"); 1820103285Sikob } 1821103285Sikob if((i % 16) != 15) printf("\n"); 1822103285Sikob } 1823103285Sikob#endif 1824120660Ssimokawa fp = (struct fw_pkt *)rb->vec[0].iov_base; 1825113584Ssimokawa tcode = fp->mode.common.tcode; 1826113584Ssimokawa switch (tcode) { 1827103285Sikob case FWTCODE_WRES: 1828103285Sikob case FWTCODE_RRESQ: 1829103285Sikob case FWTCODE_RRESB: 1830103285Sikob case FWTCODE_LRES: 1831120660Ssimokawa rb->xfer = fw_tl2xfer(rb->fc, fp->mode.hdr.src, 1832103285Sikob fp->mode.hdr.tlrt >> 2); 1833120660Ssimokawa if(rb->xfer == NULL) { 1834103285Sikob printf("fw_rcv: unknown response " 1835124251Ssimokawa "%s(%x) src=0x%x tl=0x%x rt=%d data=0x%x\n", 1836124251Ssimokawa tcode_str[tcode], tcode, 1837124251Ssimokawa fp->mode.hdr.src, 1838124251Ssimokawa fp->mode.hdr.tlrt >> 2, 1839124251Ssimokawa fp->mode.hdr.tlrt & 3, 1840124251Ssimokawa fp->mode.rresq.data); 1841103285Sikob#if 1 1842103285Sikob printf("try ad-hoc work around!!\n"); 1843120660Ssimokawa rb->xfer = fw_tl2xfer(rb->fc, fp->mode.hdr.src, 1844103285Sikob (fp->mode.hdr.tlrt >> 2)^3); 1845120660Ssimokawa if (rb->xfer == NULL) { 1846103285Sikob printf("no use...\n"); 1847103285Sikob goto err; 1848103285Sikob } 1849103285Sikob#else 1850103285Sikob goto err; 1851103285Sikob#endif 1852103285Sikob } 1853120660Ssimokawa fw_rcv_copy(rb); 1854120660Ssimokawa if (rb->xfer->recv.hdr.mode.wres.rtcode != RESP_CMP) 1855120660Ssimokawa rb->xfer->resp = EIO; 1856120660Ssimokawa else 1857120660Ssimokawa rb->xfer->resp = 0; 1858113584Ssimokawa /* make sure the packet is drained in AT queue */ 1859120660Ssimokawa oldstate = rb->xfer->state; 1860120660Ssimokawa rb->xfer->state = FWXF_RCVD; 1861113584Ssimokawa switch (oldstate) { 1862113584Ssimokawa case FWXF_SENT: 1863120660Ssimokawa fw_xfer_done(rb->xfer); 1864103285Sikob break; 1865113584Ssimokawa case FWXF_START: 1866119289Ssimokawa#if 0 1867113584Ssimokawa if (firewire_debug) 1868120660Ssimokawa printf("not sent yet tl=%x\n", rb->xfer->tl); 1869119289Ssimokawa#endif 1870113584Ssimokawa break; 1871103285Sikob default: 1872120660Ssimokawa printf("unexpected state %d\n", rb->xfer->state); 1873103285Sikob } 1874113584Ssimokawa return; 1875103285Sikob case FWTCODE_WREQQ: 1876103285Sikob case FWTCODE_WREQB: 1877103285Sikob case FWTCODE_RREQQ: 1878103285Sikob case FWTCODE_RREQB: 1879103285Sikob case FWTCODE_LREQ: 1880120660Ssimokawa bind = fw_bindlookup(rb->fc, fp->mode.rreqq.dest_hi, 1881113584Ssimokawa fp->mode.rreqq.dest_lo); 1882103285Sikob if(bind == NULL){ 1883124251Ssimokawa printf("Unknown service addr 0x%04x:0x%08x %s(%x)" 1884127468Ssimokawa#if defined(__DragonFly__) || __FreeBSD_version < 500000 1885127468Ssimokawa " src=0x%x data=%lx\n", 1886127468Ssimokawa#else 1887124251Ssimokawa " src=0x%x data=%x\n", 1888113962Ssimokawa#endif 1889124251Ssimokawa fp->mode.wreqq.dest_hi, fp->mode.wreqq.dest_lo, 1890124251Ssimokawa tcode_str[tcode], tcode, 1891124251Ssimokawa fp->mode.hdr.src, ntohl(fp->mode.wreqq.data)); 1892120660Ssimokawa if (rb->fc->status == FWBUSRESET) { 1893110798Ssimokawa printf("fw_rcv: cannot respond(bus reset)!\n"); 1894103285Sikob goto err; 1895103285Sikob } 1896120660Ssimokawa rb->xfer = fw_xfer_alloc(M_FWXFER); 1897120660Ssimokawa if(rb->xfer == NULL){ 1898103285Sikob return; 1899103285Sikob } 1900120660Ssimokawa rb->xfer->send.spd = rb->spd; 1901120660Ssimokawa rb->xfer->send.pay_len = 0; 1902120660Ssimokawa resfp = &rb->xfer->send.hdr; 1903113584Ssimokawa switch (tcode) { 1904103285Sikob case FWTCODE_WREQQ: 1905103285Sikob case FWTCODE_WREQB: 1906103285Sikob resfp->mode.hdr.tcode = FWTCODE_WRES; 1907103285Sikob break; 1908103285Sikob case FWTCODE_RREQQ: 1909103285Sikob resfp->mode.hdr.tcode = FWTCODE_RRESQ; 1910103285Sikob break; 1911103285Sikob case FWTCODE_RREQB: 1912103285Sikob resfp->mode.hdr.tcode = FWTCODE_RRESB; 1913103285Sikob break; 1914103285Sikob case FWTCODE_LREQ: 1915103285Sikob resfp->mode.hdr.tcode = FWTCODE_LRES; 1916103285Sikob break; 1917103285Sikob } 1918103285Sikob resfp->mode.hdr.dst = fp->mode.hdr.src; 1919103285Sikob resfp->mode.hdr.tlrt = fp->mode.hdr.tlrt; 1920103285Sikob resfp->mode.hdr.pri = fp->mode.hdr.pri; 1921120660Ssimokawa resfp->mode.rresb.rtcode = RESP_ADDRESS_ERROR; 1922103285Sikob resfp->mode.rresb.extcode = 0; 1923103285Sikob resfp->mode.rresb.len = 0; 1924103285Sikob/* 1925120660Ssimokawa rb->xfer->act.hand = fw_asy_callback; 1926103285Sikob*/ 1927120660Ssimokawa rb->xfer->act.hand = fw_xfer_free; 1928120660Ssimokawa if(fw_asyreq(rb->fc, -1, rb->xfer)){ 1929120660Ssimokawa fw_xfer_free(rb->xfer); 1930103285Sikob return; 1931103285Sikob } 1932103285Sikob goto err; 1933103285Sikob } 1934113584Ssimokawa len = 0; 1935120660Ssimokawa for (i = 0; i < rb->nvec; i ++) 1936120660Ssimokawa len += rb->vec[i].iov_len; 1937113584Ssimokawa switch(bind->act_type){ 1938103285Sikob case FWACT_XFER: 1939113584Ssimokawa /* splfw()?? */ 1940120660Ssimokawa rb->xfer = STAILQ_FIRST(&bind->xferlist); 1941120660Ssimokawa if (rb->xfer == NULL) { 1942113584Ssimokawa printf("Discard a packet for this bind.\n"); 1943113584Ssimokawa goto err; 1944113584Ssimokawa } 1945113584Ssimokawa STAILQ_REMOVE_HEAD(&bind->xferlist, link); 1946120660Ssimokawa fw_rcv_copy(rb); 1947124145Ssimokawa rb->xfer->act.hand(rb->xfer); 1948103285Sikob return; 1949103285Sikob break; 1950103285Sikob case FWACT_CH: 1951120660Ssimokawa if(rb->fc->ir[bind->sub]->queued >= 1952120660Ssimokawa rb->fc->ir[bind->sub]->maxq){ 1953120660Ssimokawa device_printf(rb->fc->bdev, 1954108655Ssimokawa "Discard a packet %x %d\n", 1955113584Ssimokawa bind->sub, 1956120660Ssimokawa rb->fc->ir[bind->sub]->queued); 1957103285Sikob goto err; 1958103285Sikob } 1959120660Ssimokawa rb->xfer = STAILQ_FIRST(&bind->xferlist); 1960120660Ssimokawa if (rb->xfer == NULL) { 1961113584Ssimokawa printf("Discard packet for this bind\n"); 1962113584Ssimokawa goto err; 1963113584Ssimokawa } 1964113584Ssimokawa STAILQ_REMOVE_HEAD(&bind->xferlist, link); 1965120660Ssimokawa fw_rcv_copy(rb); 1966103285Sikob s = splfw(); 1967120660Ssimokawa rb->fc->ir[bind->sub]->queued++; 1968120660Ssimokawa STAILQ_INSERT_TAIL(&rb->fc->ir[bind->sub]->q, 1969120660Ssimokawa rb->xfer, link); 1970103285Sikob splx(s); 1971103285Sikob 1972120660Ssimokawa wakeup((caddr_t)rb->fc->ir[bind->sub]); 1973103285Sikob 1974103285Sikob return; 1975103285Sikob break; 1976103285Sikob default: 1977103285Sikob goto err; 1978103285Sikob break; 1979103285Sikob } 1980103285Sikob break; 1981120660Ssimokawa#if 0 /* shouldn't happen ?? or for GASP */ 1982103285Sikob case FWTCODE_STREAM: 1983103285Sikob { 1984103285Sikob struct fw_xferq *xferq; 1985103285Sikob 1986120660Ssimokawa xferq = rb->fc->ir[sub]; 1987103285Sikob#if 0 1988103285Sikob printf("stream rcv dma %d len %d off %d spd %d\n", 1989103285Sikob sub, len, off, spd); 1990103285Sikob#endif 1991103285Sikob if(xferq->queued >= xferq->maxq) { 1992103285Sikob printf("receive queue is full\n"); 1993103285Sikob goto err; 1994103285Sikob } 1995113584Ssimokawa /* XXX get xfer from xfer queue, we don't need copy for 1996113584Ssimokawa per packet mode */ 1997120660Ssimokawa rb->xfer = fw_xfer_alloc_buf(M_FWXFER, 0, /* XXX */ 1998113584Ssimokawa vec[0].iov_len); 1999120660Ssimokawa if (rb->xfer == NULL) goto err; 2000120660Ssimokawa fw_rcv_copy(rb) 2001103285Sikob s = splfw(); 2002103285Sikob xferq->queued++; 2003120660Ssimokawa STAILQ_INSERT_TAIL(&xferq->q, rb->xfer, link); 2004103285Sikob splx(s); 2005120660Ssimokawa sc = device_get_softc(rb->fc->bdev); 2006127468Ssimokawa#if defined(__DragonFly__) || __FreeBSD_version < 500000 2007127468Ssimokawa if (&xferq->rsel.si_pid != 0) 2008127468Ssimokawa#else 2009103285Sikob if (SEL_WAITING(&xferq->rsel)) 2010103285Sikob#endif 2011122352Stanimura selwakeuppri(&xferq->rsel, FWPRI); 2012103285Sikob if (xferq->flag & FWXFERQ_WAKEUP) { 2013103285Sikob xferq->flag &= ~FWXFERQ_WAKEUP; 2014103285Sikob wakeup((caddr_t)xferq); 2015103285Sikob } 2016103285Sikob if (xferq->flag & FWXFERQ_HANDLER) { 2017103285Sikob xferq->hand(xferq); 2018103285Sikob } 2019103285Sikob return; 2020103285Sikob break; 2021103285Sikob } 2022120660Ssimokawa#endif 2023103285Sikob default: 2024113584Ssimokawa printf("fw_rcv: unknow tcode %d\n", tcode); 2025103285Sikob break; 2026103285Sikob } 2027103285Sikoberr: 2028113584Ssimokawa return; 2029103285Sikob} 2030106815Ssimokawa 2031103285Sikob/* 2032103285Sikob * Post process for Bus Manager election process. 2033103285Sikob */ 2034103285Sikobstatic void 2035103285Sikobfw_try_bmr_callback(struct fw_xfer *xfer) 2036103285Sikob{ 2037103285Sikob struct firewire_comm *fc; 2038109422Ssimokawa int bmr; 2039103285Sikob 2040109422Ssimokawa if (xfer == NULL) 2041109422Ssimokawa return; 2042103285Sikob fc = xfer->fc; 2043109422Ssimokawa if (xfer->resp != 0) 2044103285Sikob goto error; 2045120660Ssimokawa if (xfer->recv.payload == NULL) 2046103285Sikob goto error; 2047120660Ssimokawa if (xfer->recv.hdr.mode.lres.rtcode != FWRCODE_COMPLETE) 2048103285Sikob goto error; 2049109422Ssimokawa 2050120660Ssimokawa bmr = ntohl(xfer->recv.payload[0]); 2051109422Ssimokawa if (bmr == 0x3f) 2052109422Ssimokawa bmr = fc->nodeid; 2053109422Ssimokawa 2054109422Ssimokawa CSRARC(fc, BUS_MGR_ID) = fc->set_bmr(fc, bmr & 0x3f); 2055120660Ssimokawa fw_xfer_free_buf(xfer); 2056114909Ssimokawa fw_bmr(fc); 2057114909Ssimokawa return; 2058114909Ssimokawa 2059103285Sikoberror: 2060114909Ssimokawa device_printf(fc->bdev, "bus manager election failed\n"); 2061120660Ssimokawa fw_xfer_free_buf(xfer); 2062103285Sikob} 2063106815Ssimokawa 2064113584Ssimokawa 2065103285Sikob/* 2066103285Sikob * To candidate Bus Manager election process. 2067103285Sikob */ 2068110270Ssimokawastatic void 2069106815Ssimokawafw_try_bmr(void *arg) 2070103285Sikob{ 2071103285Sikob struct fw_xfer *xfer; 2072103285Sikob struct firewire_comm *fc = (struct firewire_comm *)arg; 2073103285Sikob struct fw_pkt *fp; 2074103285Sikob int err = 0; 2075103285Sikob 2076120660Ssimokawa xfer = fw_xfer_alloc_buf(M_FWXFER, 8, 4); 2077103285Sikob if(xfer == NULL){ 2078103285Sikob return; 2079103285Sikob } 2080120660Ssimokawa xfer->send.spd = 0; 2081103285Sikob fc->status = FWBUSMGRELECT; 2082103285Sikob 2083120660Ssimokawa fp = &xfer->send.hdr; 2084113584Ssimokawa fp->mode.lreq.dest_hi = 0xffff; 2085103285Sikob fp->mode.lreq.tlrt = 0; 2086103285Sikob fp->mode.lreq.tcode = FWTCODE_LREQ; 2087103285Sikob fp->mode.lreq.pri = 0; 2088103285Sikob fp->mode.lreq.src = 0; 2089113584Ssimokawa fp->mode.lreq.len = 8; 2090120660Ssimokawa fp->mode.lreq.extcode = EXTCODE_CMP_SWAP; 2091120660Ssimokawa fp->mode.lreq.dst = FWLOCALBUS | fc->irm; 2092113584Ssimokawa fp->mode.lreq.dest_lo = 0xf0000000 | BUS_MGR_ID; 2093120660Ssimokawa xfer->send.payload[0] = htonl(0x3f); 2094120660Ssimokawa xfer->send.payload[1] = htonl(fc->nodeid); 2095103285Sikob xfer->act.hand = fw_try_bmr_callback; 2096103285Sikob 2097103285Sikob err = fw_asyreq(fc, -1, xfer); 2098103285Sikob if(err){ 2099120660Ssimokawa fw_xfer_free_buf(xfer); 2100103285Sikob return; 2101103285Sikob } 2102103285Sikob return; 2103103285Sikob} 2104106543Ssimokawa 2105106543Ssimokawa#ifdef FW_VMACCESS 2106103285Sikob/* 2107103285Sikob * Software implementation for physical memory block access. 2108103285Sikob * XXX:Too slow, usef for debug purpose only. 2109103285Sikob */ 2110106815Ssimokawastatic void 2111106815Ssimokawafw_vmaccess(struct fw_xfer *xfer){ 2112103285Sikob struct fw_pkt *rfp, *sfp = NULL; 2113129585Sdfr uint32_t *ld = (uint32_t *)xfer->recv.buf; 2114103285Sikob 2115113584Ssimokawa printf("vmaccess spd:%2x len:%03x data:%08x %08x %08x %08x\n", 2116113584Ssimokawa xfer->spd, xfer->recv.len, ntohl(ld[0]), ntohl(ld[1]), ntohl(ld[2]), ntohl(ld[3])); 2117103285Sikob printf("vmaccess data:%08x %08x %08x %08x\n", ntohl(ld[4]), ntohl(ld[5]), ntohl(ld[6]), ntohl(ld[7])); 2118103285Sikob if(xfer->resp != 0){ 2119103285Sikob fw_xfer_free( xfer); 2120103285Sikob return; 2121103285Sikob } 2122103285Sikob if(xfer->recv.buf == NULL){ 2123103285Sikob fw_xfer_free( xfer); 2124103285Sikob return; 2125103285Sikob } 2126103285Sikob rfp = (struct fw_pkt *)xfer->recv.buf; 2127103285Sikob switch(rfp->mode.hdr.tcode){ 2128103285Sikob /* XXX need fix for 64bit arch */ 2129103285Sikob case FWTCODE_WREQB: 2130110195Ssimokawa xfer->send.buf = malloc(12, M_FW, M_NOWAIT); 2131103285Sikob xfer->send.len = 12; 2132103285Sikob sfp = (struct fw_pkt *)xfer->send.buf; 2133103285Sikob bcopy(rfp->mode.wreqb.payload, 2134103285Sikob (caddr_t)ntohl(rfp->mode.wreqb.dest_lo), ntohs(rfp->mode.wreqb.len)); 2135103285Sikob sfp->mode.wres.tcode = FWTCODE_WRES; 2136103285Sikob sfp->mode.wres.rtcode = 0; 2137103285Sikob break; 2138103285Sikob case FWTCODE_WREQQ: 2139110195Ssimokawa xfer->send.buf = malloc(12, M_FW, M_NOWAIT); 2140103285Sikob xfer->send.len = 12; 2141103285Sikob sfp->mode.wres.tcode = FWTCODE_WRES; 2142129585Sdfr *((uint32_t *)(ntohl(rfp->mode.wreqb.dest_lo))) = rfp->mode.wreqq.data; 2143103285Sikob sfp->mode.wres.rtcode = 0; 2144103285Sikob break; 2145103285Sikob case FWTCODE_RREQB: 2146110195Ssimokawa xfer->send.buf = malloc(16 + rfp->mode.rreqb.len, M_FW, M_NOWAIT); 2147103285Sikob xfer->send.len = 16 + ntohs(rfp->mode.rreqb.len); 2148103285Sikob sfp = (struct fw_pkt *)xfer->send.buf; 2149103285Sikob bcopy((caddr_t)ntohl(rfp->mode.rreqb.dest_lo), 2150129585Sdfr sfp->mode.rresb.payload, (uint16_t)ntohs(rfp->mode.rreqb.len)); 2151103285Sikob sfp->mode.rresb.tcode = FWTCODE_RRESB; 2152103285Sikob sfp->mode.rresb.len = rfp->mode.rreqb.len; 2153103285Sikob sfp->mode.rresb.rtcode = 0; 2154103285Sikob sfp->mode.rresb.extcode = 0; 2155103285Sikob break; 2156103285Sikob case FWTCODE_RREQQ: 2157110195Ssimokawa xfer->send.buf = malloc(16, M_FW, M_NOWAIT); 2158103285Sikob xfer->send.len = 16; 2159103285Sikob sfp = (struct fw_pkt *)xfer->send.buf; 2160129585Sdfr sfp->mode.rresq.data = *(uint32_t *)(ntohl(rfp->mode.rreqq.dest_lo)); 2161103285Sikob sfp->mode.wres.tcode = FWTCODE_RRESQ; 2162103285Sikob sfp->mode.rresb.rtcode = 0; 2163103285Sikob break; 2164103285Sikob default: 2165103285Sikob fw_xfer_free( xfer); 2166103285Sikob return; 2167103285Sikob } 2168103285Sikob sfp->mode.hdr.dst = rfp->mode.hdr.src; 2169103285Sikob xfer->dst = ntohs(rfp->mode.hdr.src); 2170103285Sikob xfer->act.hand = fw_xfer_free; 2171103285Sikob xfer->retry_req = fw_asybusy; 2172103285Sikob 2173103285Sikob sfp->mode.hdr.tlrt = rfp->mode.hdr.tlrt; 2174103285Sikob sfp->mode.hdr.pri = 0; 2175103285Sikob 2176103285Sikob fw_asyreq(xfer->fc, -1, xfer); 2177103285Sikob/**/ 2178103285Sikob return; 2179103285Sikob} 2180106543Ssimokawa#endif 2181106543Ssimokawa 2182103285Sikob/* 2183103285Sikob * CRC16 check-sum for IEEE1394 register blocks. 2184103285Sikob */ 2185129585Sdfruint16_t 2186129585Sdfrfw_crc16(uint32_t *ptr, uint32_t len){ 2187129585Sdfr uint32_t i, sum, crc = 0; 2188103285Sikob int shift; 2189103285Sikob len = (len + 3) & ~3; 2190103285Sikob for(i = 0 ; i < len ; i+= 4){ 2191103285Sikob for( shift = 28 ; shift >= 0 ; shift -= 4){ 2192103285Sikob sum = ((crc >> 12) ^ (ptr[i/4] >> shift)) & 0xf; 2193103285Sikob crc = (crc << 4) ^ ( sum << 12 ) ^ ( sum << 5) ^ sum; 2194103285Sikob } 2195103285Sikob crc &= 0xffff; 2196103285Sikob } 2197129585Sdfr return((uint16_t) crc); 2198103285Sikob} 2199106815Ssimokawa 2200110270Ssimokawastatic int 2201110072Ssimokawafw_bmr(struct firewire_comm *fc) 2202110072Ssimokawa{ 2203110072Ssimokawa struct fw_device fwdev; 2204113584Ssimokawa union fw_self_id *self_id; 2205110072Ssimokawa int cmstr; 2206129585Sdfr uint32_t quad; 2207110072Ssimokawa 2208113584Ssimokawa /* Check to see if the current root node is cycle master capable */ 2209129274Sdfr self_id = fw_find_self_id(fc, fc->max_node); 2210113584Ssimokawa if (fc->max_node > 0) { 2211114909Ssimokawa /* XXX check cmc bit of businfo block rather than contender */ 2212114909Ssimokawa if (self_id->p0.link_active && self_id->p0.contender) 2213113584Ssimokawa cmstr = fc->max_node; 2214114909Ssimokawa else { 2215114909Ssimokawa device_printf(fc->bdev, 2216114909Ssimokawa "root node is not cycle master capable\n"); 2217114909Ssimokawa /* XXX shall we be the cycle master? */ 2218113584Ssimokawa cmstr = fc->nodeid; 2219114909Ssimokawa /* XXX need bus reset */ 2220114909Ssimokawa } 2221113584Ssimokawa } else 2222113584Ssimokawa cmstr = -1; 2223114909Ssimokawa 2224114909Ssimokawa device_printf(fc->bdev, "bus manager %d ", CSRARC(fc, BUS_MGR_ID)); 2225114909Ssimokawa if(CSRARC(fc, BUS_MGR_ID) != fc->nodeid) { 2226114909Ssimokawa /* We are not the bus manager */ 2227114909Ssimokawa printf("\n"); 2228114909Ssimokawa return(0); 2229114909Ssimokawa } 2230114909Ssimokawa printf("(me)\n"); 2231114909Ssimokawa 2232114909Ssimokawa /* Optimize gapcount */ 2233113584Ssimokawa if(fc->max_hop <= MAX_GAPHOP ) 2234113584Ssimokawa fw_phy_config(fc, cmstr, gap_cnt[fc->max_hop]); 2235110072Ssimokawa /* If we are the cycle master, nothing to do */ 2236113584Ssimokawa if (cmstr == fc->nodeid || cmstr == -1) 2237110072Ssimokawa return 0; 2238110072Ssimokawa /* Bus probe has not finished, make dummy fwdev for cmstr */ 2239110072Ssimokawa bzero(&fwdev, sizeof(fwdev)); 2240110072Ssimokawa fwdev.fc = fc; 2241110072Ssimokawa fwdev.dst = cmstr; 2242110072Ssimokawa fwdev.speed = 0; 2243110072Ssimokawa fwdev.maxrec = 8; /* 512 */ 2244110072Ssimokawa fwdev.status = FWDEVINIT; 2245110072Ssimokawa /* Set cmstr bit on the cycle master */ 2246120660Ssimokawa quad = htonl(1 << 8); 2247110072Ssimokawa fwmem_write_quad(&fwdev, NULL, 0/*spd*/, 2248120660Ssimokawa 0xffff, 0xf0000000 | STATE_SET, &quad, fw_asy_callback_free); 2249110072Ssimokawa 2250110072Ssimokawa return 0; 2251110072Ssimokawa} 2252110072Ssimokawa 2253118455Ssimokawastatic int 2254118455Ssimokawafw_modevent(module_t mode, int type, void *data) 2255118455Ssimokawa{ 2256118455Ssimokawa int err = 0; 2257127468Ssimokawa#if defined(__FreeBSD__) && __FreeBSD_version >= 500000 2258118455Ssimokawa static eventhandler_tag fwdev_ehtag = NULL; 2259118455Ssimokawa#endif 2260118455Ssimokawa 2261118455Ssimokawa switch (type) { 2262118455Ssimokawa case MOD_LOAD: 2263127468Ssimokawa#if defined(__FreeBSD__) && __FreeBSD_version >= 500000 2264118455Ssimokawa fwdev_ehtag = EVENTHANDLER_REGISTER(dev_clone, 2265118455Ssimokawa fwdev_clone, 0, 1000); 2266118455Ssimokawa#endif 2267118455Ssimokawa break; 2268118455Ssimokawa case MOD_UNLOAD: 2269127468Ssimokawa#if defined(__FreeBSD__) && __FreeBSD_version >= 500000 2270118455Ssimokawa if (fwdev_ehtag != NULL) 2271118455Ssimokawa EVENTHANDLER_DEREGISTER(dev_clone, fwdev_ehtag); 2272118455Ssimokawa#endif 2273118455Ssimokawa break; 2274118455Ssimokawa case MOD_SHUTDOWN: 2275118455Ssimokawa break; 2276118455Ssimokawa } 2277118455Ssimokawa return (err); 2278118455Ssimokawa} 2279118455Ssimokawa 2280118455Ssimokawa 2281127468Ssimokawa#ifdef __DragonFly__ 2282127468SsimokawaDECLARE_DUMMY_MODULE(firewire); 2283127468Ssimokawa#endif 2284118455SsimokawaDRIVER_MODULE(firewire,fwohci,firewire_driver,firewire_devclass,fw_modevent,0); 2285103285SikobMODULE_VERSION(firewire, 1); 2286