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From: Hidetoshi Shimokawa <simokawa@sat.t.u-tokyo.ac.jp>
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Date: Sat, 23 Oct 2004 21:33:35 +0900
X-Sequence: FreeBSD-users-jp 81432
Subject: [FreeBSD-users-jp 81432] Re: removable disk with ehci or firewire
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$B2<@n$G$9(B.

At Sat, 23 Oct 2004 18:23:50 +0900,
Kazumaro Aoki wrote:
> > $B8=>]$H$7$F$O(B, host $B$,(B cycle master $B$K$J$C$F$J$$$H(B, $B$^$H$b$K(B packet$B$NAw(B
> > $B<u?.$,$G$-$J$$$h$&$G$9(B.  $B$3$l$O(B, $B<j85$G$O(B VIA $B$N(B OHCI chip $B$G3NG'$7$F(B
> > $B$$$^$9(B.

$B$A$g$C$HI=8=$,IT@53N$G$7$?(B.
$B!V(Bhost $B$,(B cycle master $B$K$J$C$F$J$$$H!W$G$O$J$/(B, $B!V(Bbus $B>e$K(B cycle
master $B$,$$$J$$$H!W$G$9(B.

> $B$O$$!#$3$A$i$b!"(B
> fwohci0: <VIA VT6306> port 0xbc00-0xbc7f mem 0xff8ff800-0xff8fffff irq 22 at dev ice 1.0 on pci2
> $B$HG'<1$5$l$F$$$k$N$G!"(BVIA$B$N(BOHCI chip$B$@$H;W$$$^$9!#(B
> 
> > $B0l1~(B, $B<!2s$N(B bus reset $B$G(B host $B$,(B root $B$K$J$k$h$&$K(B config packet $B$rEj$2(B
> > $B$F$$$k$s$G$9$,(B, $B$b$C$H@Q6KE*$K(B root $B$K$J$k$h$&$JJ}K!$K$7$J$$$H$$$1$J$$(B
> > $B$+$b$7$l$^$;$s(B.
> 
> $B8=:_(Bfirewire$B5!4o$H$7$F!"(BNOVAC$B$N(Bstorage device$B$NB>$K!"(Btuner box$B$b;H$C$F(B
> $B$^$9!#$=$A$i$K4X$7$F$O!"(BPC$B$K@\B3$7$?$H$-$K(B
>   fwohci0: BUS reset
>   wohci0: node_id=0x8800ffc0, gen=2, non CYCLEMASTER mode
>   firewire0: 2 nodes, maxhop <= 1, cable IRM = 1
>   firewire0: bus manager 0 (me)
>   firewire0: New S400 device ID:00a0b0210001a733
> $B$H(Bnon CYCLEMASTER mode$B$K$J$C$F$$$^$9$,!"(Bchannel$BJQ99!"(Bfwcontrol -R$B$K$h(B
> $B$k(BDV$B$N<hF@$OLdBjL5$/$G$-$F$$$^$9!#(B

DV $B7O$N5!4o$O(B, iso packet $B$r07$&$N$G(B, $B$@$$$?$$(B cycle master $B$K$J$l$^$9(B.
$B$7$?$,$C$F(B, $B$3$N>l9g$b(B, $B$*$=$i$/(B tuner $B$,(B cycle master $B$K$J$C$F$$$F(B,
VIA $B$N(B chip $B$G$bLdBj$J$/F0:n$7$^$9(B.

> $B$^$?!">e5-$NG'<1$N8e(Bfwcontrol -r$B$7$?$i(B
>   fwohci0: Initiate bus reset
>   fwohci0: BUS reset
>   fwohci0: node_id=0xc800ffc1, gen=3, CYCLEMASTER mode
>   firewire0: 2 nodes, maxhop <= 1, cable IRM = 1 (me)
>   firewire0: bus manager 1 (me)
> $B$H(BCYCLEMASTER mode$B$K$J$j$^$7$?!#(B
> 
> $B$J$*!"(Bkernel panic$B$r5/$3$7$?;~$K$O$3$N(Btuner box$B$O(Bfirewire$B$+$i30$7$F$$(B
> $B$^$7$?!#(B

$B0F30(B, $B7R$2$F$*$/$H0BDj$7$FF0$$$?$j$9$k$+$b$7$l$^$;$s(B.

> > > $B$j!"$5$i$K2hLL$,??$C0E!#:F5/F0$,$+$+$j$^$7$?!#$=$N;~$N(Bmessages$B$K$O$3$s(B
> > > $B$J(Blog$B$,5-O?$5$l$^$7$?!#(B
> > >   Fatal trap 12: page fault while in kernel mode
> > 
> > panic $B$9$k860x$O$3$l$@$1$G$O(B, $B$o$+$j$^$;$s(B.
> > options DDB $B$rF~$l$?(B kernel $B$K$7$F(B, backtrace $B$r<h$C$F$b$i$($J$$$G$7$g(B
> > $B$&$+(B? serial console $B$+(B dcons(4)$B$r;HMQ$7$F$$$k$N$G$"$l$P(B,
> > $B$=$l$[$ILLE]$G$O$J$$$H;W$$$^$9(B.
> 
> $B:Q$_$^$;$s!#$h$j6qBNE*$K$O$5$i$K$I$&$7$?$iNI$$$N$G$7$g$&$+!)(B
> 
> kernel config$B$O=PMh$F$$$^$9!#(B
> firewire$B$K@\B3$G$-$k(BPC$B$O!"(Bkernel panic$B$r5/$3$9%^%7%s$7$+$b$C$F$^$;$s!#(B
> $B$^$?!"$b$&0lBf(BPC$B$O$b$C$F$$$^$9$1$I!";d$N=j;}$9$k(Bserial cable$B$O%b%G%`MQ(B
> $B$K;H$C$F$$$?$b$N$7$+$J$$$N$G!"B?J,%9%H%l!<%H$G$9$7!"(Bmodem$BB&$N%3%M%/%?(B
> $B$N7A>u$,9g$$$^$;$s!#(B
> 
> $B4hD%$C$F2hLL$KI=<($5$l$?FbMF$r=q$-0\$9$0$i$$$G$7$?$i$J$s$H$+$7$^$9!#(B
> $B!t$b$A$m$sDxEYLdBj$G$9$,!#(B

hardware $B$N4D6-$,$J$1$l$P;EJ}$J$$$G$9$M(B. $B<j$G=q$-<L$90J30$K$O0J2<$N(B
$BJ}K!$b$"$j$^$9$,(B, $B$^$"<j=g$,$d$dJ#;($J$N$G(B, $B6=L#$,$J$1$l$P$"$^$j(B
$B$*4+$a$7$^$;$s(B.

(1) panic $B$9$kA0$K(B
  - kldload dcons $BEy$K$h$j(B dcons(4)$B$rM-8z$K$7$F$*$/(B.
  - /etc/rc.conf $B$G(B dumpdev $B$d(B dumpdir $B$rE,@Z$K@_Dj$7$F(B, crash dump $B$,(B
    $B$H$l$k$h$&$K$7$F$*$/(B.

(2) panic $B$7$?$i(B
  - 'ddb>' $B$N$H$3$m$G(B, 'trace' $B$HF~$l$F(B, backtrace $B$r$H$k(B.
  - $B$=$N$"$H(B 'panic' $B$HF~NO$9$k$H(B, core dump $B$r$O$8$a$k$O$:(B.

(3) reboot $B$7$?$i(B,
  - dconschat -1 -M /var/crash/COREFILE $B$J$I$H$9$k$H(B, console $B$N(B log $B$,8+(B
    $B$($k$O$:$G$9(B.

debug $B>pJsF~$j$N(B kernel $B$H(B gdb $B;H$&J}K!$b$"$j$^$9(B.

/\ Hidetoshi Shimokawa
\/  simokawa@sat.t.u-tokyo.ac.jp
PGP public key: http://www.sat.t.u-tokyo.ac.jp/~simokawa/pgp.html
