From owner-FreeBSD-users-jp@jp.freebsd.org  Tue Aug 18 21:46:49 1998
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To: FreeBSD-users-jp@jp.freebsd.org, freebsd@tmca.ac.jp
Cc: Tetsuro FURUYA <tfu@ff.iij4u.or.jp>
From: Tetsuro FURUYA <ht5t-fry@asahi-net.or.jp>
In-Reply-To: Your message of "Tue, 18 Aug 1998 06:22:33 +0900 (JST)"
References: <19980817212233.474.qmail@i386.honkan3.tmca.ac.jp>
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Date: Tue, 18 Aug 1998 21:46:44 +0900
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X-Sequence: FreeBSD-users-jp 31929
Subject: [FreeBSD-users-jp 31929] Re: Turning on multi-sector-transfer of
 wd-device(ex: ATA disk).
Errors-To: owner-FreeBSD-users-jp@jp.freebsd.org
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$B:#F|$O!"8EC+(B $B$G$9!#(B


Message-ID: <19980817212233.474.qmail@i386.honkan3.tmca.ac.jp> $B$N5-;v$K$F(B
"Murakami Hiroshi" <freebsd@tmca.ac.jp> $B$5$s$O=q$+$l$^$7$?(B :

> $B<+8J%U%)%m!<$G$9!#(B
> 
> ($B;d$K$H$C$F(B)$B=EBg$JH/8+(B:

> Motherboard $B$N(BBIOS-ROM$B$N%P!<%8%g%s%"%C%W$r$7$F$_$k$3$H$K$7$^$7$?!#(B

> $B8E$$J}$N(BT2P4$B$O(BBIOS$B$N%l%Y%k$,(B"0105", $B?7$7$$J}$N(BT2P4$B$O(B"0108"$B$G!"(B
> WWW$B%5!<%P!<>e$N:G?7$N$b$N$O(B"0205"$B$G$7$?!#N>J}$H$b(B"0205"$B$K(B
> $B%"%C%W%G!<%H$7$F$7$^$$$^$7$?!#(B



> ==============================================================
> flags : 0x80ff
> 	 $BB,DjJ}K!(B dd if=/dev/rwd2 of=/dev/null ibs=??? count=????
> 	-----------------------------------------------------
> 	bs=1b:   61.4 Mbytes in 61.60 secs (1.00 Mbytes/sec)
> 	ibs=2b:  65.5 Mbytes in 40.42 secs (1.62 Mbytes/sec)
> 	ibs=3b:  61.4 Mbytes in 35.68 secs (1.72 Mbytes/sec)
> 	ibs=4b:  65.5 Mbytes in 35.65 secs (1.84 Mbytes/sec)
> 	ibs=5b:  61.4 Mbytes in 26.97 secs (2.28 Mbytes/sec)
> 	ibs=6b:  61.4 Mbytes in 25.39 secs (2.42 Mbytes/sec)
> 	ibs=8b:  65.5 Mbytes in 39.25 secs (1.67 Mbytes/sec)<$B$3$3$G%(%i!<H/@8(B
> 	ibs=16b: 65.5 Mbytes in 44.09 secs (1.49 Mbytes/sec)
> 	ibs=32b: 65.5 Mbytes in 51.02 secs (1.28 Mbytes/sec)
> 	ibs=64b: 65.5 Mbytes in 53.68 secs (1.22 Mbytes/sec)
> 	ibs=128b:65.5 Mbytes in 65.01 secs (1.01 Mbytes/sec)
> 	ibs=256b:65.5 Mbytes in 65.96 secs (0.99 Mbytes/sec)
> 	-----------------------------------------------------
> ==============================================================
> 
> $B$X$s$J$3$H$K(B flags $B$r(B 0x80ff$B$K$9$k$H!"@-G=$,A4A3=P$J$$>e(B
> ibs=8b (8block=8x512bytes) $B$r7W$C$F$$$k$H!"(B
> 	wd2: interrupt timeout:
> 	wd2: status 50<rdy,seekdone> error 0
> $B$H$$$&%a%C%;!<%8$,%3%s%=!<%kEy$K=P$F$7$^$$$^$9!#$=$&$7$F(B
> $B$=$l0J9_$N@-G=$,2<$,$C$F$7$^$$$^$9!#(B $BF1$8(BHDD$B%I%i%$%V$KBP$7$F(B
> ibs=8b $B$G:F$S(Bdd$B$r$+$1$F$b!":F$S%a%C%;!<%8$,=P$k$3$H$O(B
> $B$"$j$^$;$s$,!"F1$87A<0$N(BDJAA-31700$B$G$"$k(B wd0 $B$KBP$7$F(B
> dd $B$r$+$1$k$H!":G=i#12s$@$1$O(B
> 	wd0: interrupt timeout:
> 	wd0: status 50<rdy,seekdone> error 0
> $B$H$$$&$^$C$?$/F1$8%a%C%;!<%8$,=P$^$9!#(B
> error 0 $B$H$$$&$N$O!"$O$?$7$F!VLdBj$J$7!W$H$$$&$3$H$J$N$+(B,,?
> $B$5$C$Q$j$o$+$j$^$;$s$M!#(B

multi-sector mode $B$+$i!"(Bwd.c $B$r8+$?$3$H$O$J$$$N$G$9$,!"(B
$B$3$l$O!"(Bmulti-sector mode $B$,!"(Btimeout $B$G2r=|$5$l$F$7$^$C$F$$$^$9$M!#(B
wd.c $B$N(B Source list $B$K(B 

du->dk_timeout = 1 + 3 + 60;

$B$N$h$&$K!"(Bdu->dk_timeout $B$KCM$r@_Dj$7$F$"$k$H$3$m$,(B 2-3 $B2U=j(B $B$"$k$N$G!"(B
$B$3$NCM$rA}2C$5$;$F$_$F2<$5$$!#(B
Kernel Source List $B$bFI$s$G$$$k$@$1$G$O$D$^$i$J$$$G$7$g(B ;-)

$B$=$l$+$i!"(BASUS $B$N(B BIOS Menu $B$K$O!"(BEIDE $B$N(B $B%V%m%C%/E>Aw%b!<%I$N(B
$B@_Dj$b$O$$$C$F$$$k$N$G!"$3$l$b4X78$7$F$$$k$N$G$O$J$$$G$7$g$&$+!)(B

$B$=$l$G$O!"(B

                               Tetsuro, Furuya. ht5t-fry@asahi-net.or.jp

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