From owner-FreeBSD-tech-jp@jp.freebsd.org  Mon Jun 30 17:10:29 1997
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Date: Mon, 30 Jun 1997 17:10:27 +0900
Message-ID: <23550.867658227@uno.sat.t.u-tokyo.ac.jp>
From: Hidetoshi Shimokawa <simokawa@sat.t.u-tokyo.ac.jp>
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Subject: [FreeBSD-tech-jp 298] Re: ncr driver
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$B2<@n!wElBg$G$9(B.

nobuo> $B$G!"(BFreeBSD $B$G$N(B NCR$B%I%i%$%P$K4X$7$F!"(BUltra SCSI $B$X$NBP1~$X$N:n6H$,$"$^(B
nobuo> $B$jG.?4$K9T$o$l$F$$$J$$$h$&$J$i!"(B7$B7nCf$+(B8$B7nCf$/$i$$$r$a$I$K(B Linux $B$+$i(B
nobuo> port $B$7$J$*$=$&$+$H;W$C$F$$$k$N$G$9$,!"$=$N$X$s$N>u67$r$4B8$8$NJ}$O$$$i$C(B
nobuo> $B$7$c$$$^$9$+!)(B

$B$9$P$i$7$$$G$9$M(B.

$B$H$j$"$($:(B, driver$B$N:n<T$G$"$k(B, Stefan Esser $B;a$KLd$$9g$o$;$F$_$k(B
$B$N$,NI$$$H;W$$$^$9(B. $B5nG/$N(B10$B7n$4$m(Bmail$B$r=q$$$F$_$?$H$3$m(B,
$B$A$g$&$I(B, DC390F$B$,<j$K$O$$$k$H$3$m$@$1$I(B, $B$A$g$C$H(Bcode$B$r$$$m$$$m(B
$BJQ$($J$-$c$$$1$J$$$H$+8@$C$F$$$^$7$?(B.

> But Ultra support does not only need the correct 
> clock divider settings and sync. transfer rate 
> negotiations. It does also need significant changes 
> to other parts of the driver code, in order to enable 
> the larger FIFO and other options. Since this breaks 
> 53c810 support, I'll either have to maintain two 
> different drivers, or need one that is dynamically 
> configurable. I'm going for the latter, but that will 
> require in the order of 3000 lines of new code :(

$B:#8=:_$N>u67$ONI$/CN$j$^$;$s(B.

nobuo> # $B$9$G$K$d$C$F$kJ}$,$$$k$J$i!"?2$FBT$A$^$9(B:)

$B$?$V$s(B, $B$^$@$d$C$F$J$$$N$G$O$J$$$G$7$g$&$+(B.

/\ Hidetoshi Shimokawa
\/  simokawa@sat.t.u-tokyo.ac.jp
PGP public key: finger -l simokawa@sat.t.u-tokyo.ac.jp
