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To: FreeBSD-tech-jp@jp.freebsd.org
Date: Fri, 23 Apr 1999 12:52:41 +0900
From: NAKAGAWA Yoshihisa <y-nakaga@nwsl.mesh.ad.jp>
Reply-To: FreeBSD-tech-jp@jp.freebsd.org
Precedence: list
X-Distribute: distribute version 2.1 (Alpha) patchlevel 24e+990405
X-Sequence: FreeBSD-tech-jp 2133
Subject: [FreeBSD-tech-jp 2133] ata driver danger
Errors-To: owner-FreeBSD-tech-jp@jp.freebsd.org
Sender: owner-FreeBSD-tech-jp@jp.freebsd.org
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-current $B$GF~$C$F$$$k(B ata driver $B$G$R$I$$%@%a!<%8$r$&$1$F$7$^$C$?(B
$B$N$G!"$*$7$i$;$7$F$*$-$^$9!#(B

$B%A%c%s%I%i$G(B 19990410-current $B$N(B kernel $B$G(B ata driver $B$r;H$*$&$H$7(B
$B$?$N$G$9$,!"$3$N%P!<%8%g%s$G$O(B Opti Viper-M $B$N(B ATA controller $B$r(B

"Unknown PCI IDE controller"

$B$H$7$FG'<1$7!"(Bgeneric WDMA2 mode $B$@$C$?$+$GF0:n$7$h$&$H$7$^$9!#$3(B
$B$l$,$/$;$b$N$G!"(Bfsck, mount $B$^$G$O$G$-$k$N$G$9$,!"<B:]$KFI$_=q$-$7(B
$B$h$&$H$9$k$H$9$Y$F%(%i!<$K$J$C$F$7$^$$!"%U%!%$%k%7%9%F%`$r2u$7$^$9!#(B

$B$^$@>\$7$/$OD4::$7$F$$$J$$$N$G$9$,!"(Bdisklabel $B$+(B / $B$,GK2u$5$l$F$7(B
$B$^$$!"(Bboot $B$7$J$/$J$C$F$7$^$$$^$7$?!#!J(BMBR $B$+$i(B boot loader $B$^$G$O(B
$BFI$`$,!"<!$N(B /boot/loader $B$,(B / $B$,FI$a$J$$$?$a$K5/F0$G$-$J$$!#!K(B

$B$3$N(B ata driver $B$O!"(Bcontroller pci0 $B$r2C$($k$H(B PCI ATA controller
support code $B$r30$9$3$H$,$G$-$:!"CN$i$J$$(B ATA controller $B$O$9$Y$F(B

"Unknown PCI IDE controller"

$B$H$7$FG'<1$7!"(Bpci_conf_read(tag, 0x20) & 0xfffc) $B$N7k2L$@$1$+$i(B 
Busmasterring DMA support $B$+$I$&$+$rH=JL$7$^$9!#(B

$B<B:]$K$O(B PIIX $B%7%j!<%:$d(B Promise Ultra/33 $B$d(B AcerLabs Aladdin IV/V 
$B$,8DJLBP1~$5$l$F$$$k$3$H$+$i9M$($k$H!"$3$N(B generic DMA $B$N%3!<%I$O(B
$BHs>o$K4m81$H9M$($i$l$^$9!#!J8DJLBP1~$5$l$F$$$k$b$N0J30!"$^$H$b$KF0(B
$B$$$?$H$$$&%l%]!<%H$r8+$?3P$($,$J$$!#!K(B

$B>/$J$/$H$b(B Opti chipset $B$N(B ATA controller $B$G$OHs>o$K4m81$G$9!#(B

$B!t(Bfixit $B$G2s<}$G$-$J$1$l$P!"Ho32?SBg$@!D!#:n6HCf$N%U%!%$%k$,A4LG$K(B
$B!t6a$$!D!#(B

--
NAKAGAWA, Yoshihisa
	y-nakaga@nwsl.mesh.ad.jp
	nakagawa@jp.FreeBSD.org
