From owner-FreeBSD-users-jp@jp.freebsd.org  Thu Nov  6 02:10:16 1997
Received: by jaz.jp.freebsd.org (8.8.8+2.7Wbeta7/8.7.3) id CAA09862
	Thu, 6 Nov 1997 02:10:16 +0900 (JST)
Received: by jaz.jp.freebsd.org (8.8.7+2.7Wbeta7/8.7.3) with ESMTP id CAA09854
	for <FreeBSD-users-jp@jp.freebsd.org>; Thu, 6 Nov 1997 02:10:13 +0900 (JST)
Received: from mail.ba2.so-net.or.jp (mail.ba2.so-net.or.jp [210.132.247.97]) by mgate06.so-net.or.jp (8.7.5/3.4W397102222) with ESMTP id CAA24318 for <FreeBSD-users-jp@jp.freebsd.org>; Thu, 6 Nov 1997 02:10:03 +0900 (JST)
Received: from crossroads (pppee5b.pppp.ap.so-net.or.jp [210.132.238.91]) by mail.ba2.so-net.or.jp (8.7.3/3.4W397072209) with SMTP id CAA28246 for <FreeBSD-users-jp@jp.freebsd.org>; Thu, 6 Nov 1997 02:10:01 +0900 (JST)
Message-Id: <199711051710.CAA28246@mail.ba2.so-net.or.jp>
X-Sender: mxh@pop.ba2.so-net.or.jp
X-Mailer: Windows Eudora Pro Version 3.0.1-J (32)
Date: Thu, 06 Nov 1997 02:15:51 +0900
To: FreeBSD-users-jp@jp.freebsd.org
From: MASATO HORIGUCHI / =?ISO-2022-JP?B?GyRCS1k4fRsoSg==?=
 =?ISO-2022-JP?B?IBskQjJtP00bKEo=?= <mxh@ba2.so-net.or.jp>
In-Reply-To: <199711050817.RAA01811@AoiChan.Panic.IRI.co.jp>
References: <Your message of "Wed, 05 Nov 97 13:39:39 JST."             <9711050439.AA40962@ns.trl.ibm.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="ISO-2022-JP"
Reply-To: FreeBSD-users-jp@jp.freebsd.org
Precedence: bulk
X-Distribute: distribute [version 2.1 (Alpha) patchlevel=20]
X-Sequence: FreeBSD-users-jp 20286
Subject: [FreeBSD-users-jp 20286] Re: No Intel CUP 
Errors-To: owner-FreeBSD-users-jp@jp.freebsd.org
Sender: owner-FreeBSD-users-jp@jp.freebsd.org

$BKY8}!w(JSO-NET $B$G$9!#(J

$B:G6a(J ATAPI $B<~$j$r8+$F$$$k$N$G!"B?>/$*Lr$KN)$F$k$+$b!#(J

At 17:17 97/11/05 +0900,  amaike@iri.co.jp  wrote:
 
> > DMA Mode $B$KBP1~$7$F$$$F$b!"(Jsector $BC10L$G$NE>Aw40N;3d$j9~$_$OH/@8$9$k(J
> > $B$O$:$G$9$,!D:G6a$N(J IDE $B$C$F$7$J$$$N!)(J
> 
>   IDE $B$N3d$j9~$_$KBP$7$F>\$7$$$o$1$8$c$J$/!"$"$/$^$G(J fbsd $B$N%=!<%9Cf$K(J
> $B5-=R$7$F$"$k(J
> 
> /usr/src/sys/i386/isa/wdreg.h  line193 :
> ----------------------------------------------------------------------
>  *      Wait for an interrupt.  Multi-sector transfers will only interrupt
>  *      at the end of the transfer.
> ----------------------------------------------------------------------
> 
>   $B$3$l$r?.$8$F$k$s$G$9$,!"$I$&$J$s$G$7$g$&!)(J

$B$3$l$O!"=q$+$l$F$$$kDL$j$G$9!#(J
wdreg.h $B$@$+$i(J HDD $B$J$N$G$A$g$C$HOC$,0c$&$+$b$7$l$^$;$s$,!"(J
ATAPI $B%G%P%$%9(J (PIO) $B$J$i$3$s$J46$8$G$9!#(J

sector (2048 byte) $B$,:G>.FI$_=P$7C10L$J$o$1$G$9$,!"(J
$BNc$($P%j!<%I%j%/%(%9%H$rH/9T$7$?;~$K!"%G!<%?%l%8%9%?$+$i%G!<%?$,(J
$BFI$_=P$72DG=$K$J$k$H3d$j9~$_$,$+$+$j$^$9!#(J
$B2?%P%$%HFI$a$k$+$O!"(JCOUNT $B%l%8%9%?$rFI$a$P$o$+$j$^$9$,!"(J
$B%P%$%H?t$O%I%i%$%V$K$h$C$F$^$A$^$A$G$9!#(J
$B!t(J512 byte $B$@$C$?$j(J 2048 byte $B$@$C$?$j$b$C$HBg$-$+$C$?$j!#(J
$B!t%I%i%$%V$N@-G=$r8+$k$?$a$K?'!97W$C$F$_$^$7$?!#(J :-)

$BMW5a(J sector $BJ,$NE>Aw$,=*$o$k$H!"E>Aw=*N;3d$j9~$_$,$+$+$j!"(J
$B%j!<%I$N%H%i%s%6%/%7%g%s$,=*$o$C$?$3$H$,$o$+$j$^$9!#(J

DMA $B$N>l9g$G$b$3$NE>Aw=*N;3d$j9~$_$O$+$+$j$^$9!#(J
$B!tESCf$N!V%G!<%?$,FI$a$k$h!W3d$j9~$_$O$b$A$m$s$+$+$j$^$;$s!#(J

$B$A$J$_$K(J FreeBSD $B$G$O(J DMA $B$O;H$C$F$^$;$s!#(J
$B>\$7$/$O(J /usr/src/sys/i386/isa/atapi.c $B$N(J atapi_io() $B$r$4Mw$K$J$C$F$/$@$5$$!#(J
$B3d9~$_%O%s%I%i$O:G=*E*$K$3$N(J atapi_io() $B$K9T$-$D$-$^$9!#(J
$B!t$3$NCf$G(J insw() $B$d$i(J outsw() $B$d$i$r$7$F$^$9!#(J 

>   PIIX$B$N%I%i%$%P!J(JIntel Triton 82371 Driver $B!K$O!"$b$&$:$$$V$sA0$+$i(JFBSD
> $B$KF~$C$F$?$j$9$k$N$G!"$3$$$D$,(J wd driver$B$+$i;H$o$l$kMM$K$J$k$HJ59b$$(JSCSI
> Disk$B$rGc$o$:$H$b9,$;$K$J$l$k$+$J$H4|BT$7$F$$$^$9!#(J

wd driver $B$O$A$c$s$H8+$F$J$$$N$G<+?.$J$$$G$9$,!"3N$+$K8z2L$OBg$-$=$&$G$9$M!#(J
$B!t$G$b$d$C$Q$j(J SCSI $B$,NI$$$J(J ...


-----------------------------------------------------
$BKY8}!wNP1`ET;T(J
