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References: <199611210613.PAA13017@th.phys.titech.ac.jp>
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Date: Thu, 21 Nov 1996 15:52:14 +0900
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Subject: [FreeBSD-users-jp 6629] Re: QUESTION
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>>>>> "$B0f>e(B" == Takashi Inoue <tinoue@th.phys.titech.ac.jp> writes:
>> SMIT $B$O:G6a3+H/$5$l$?$b$N$G$h$/CN$j$^$;$s$,!"%P%9%^%9%?7A<0$H$$$&$N$O(BSCSI
>> $B%\!<%I$,K\BN$N%P%9$r<Z$j<+J,$GE>Aw$7$^$9!#(BDMA$BE>Aw$O!"K\BN$N(BDMA$B!J%a%b%j4V(B
>> $B$NE>Aw$r9T$&$b$N$@$H;W$C$F$/$@$5$$!K$r;HMQ$7$^$9!#$7$+$7K\BN$N(BDMA $B$H$$$&(B
>> $B$N$O$($F$7$FCY$/=PMh$l$P;H$$$?$/$J$$0oIJ$H$J$C$F$*$j$^$9!#(B
$B0f>e(B>    $B$3$N!"$$$o$f$k!V%P%9%^%9%?!<E>Aw!W$G$9$,!"(B $B;d$O!"K\Mh$N0UL#$N(B DMA 
$B0f>e(B> $BE>Aw$KF~$C$F$7$^$&$H;W$&$N$G$9$,!"(B $B$3$NM}2r$O4V0c$C$F$k$G$7$g$&$+!)(B

$B;d$NM}2r$G$O!"(B

DMA(Direct Memory Access)
	$B%a%b%j!&%a%b%j4VE>Aw!"%a%b%j!&(BIO$B4VE>Aw@lMQ$N5!9=$r;H$&$3$H$G!"(BCPU$B$r(B
	$B;H$o$:$K%G!<%?$NE>Aw$r9T$J$&J}<0!#(B
$B%P%9%^%9%?E>Aw(B
	DMA$B$N0l<o!#(B
	$B%7%9%F%`$,MQ0U$7$F$$$k6&DL$N(BDMA$B$r;H$o$:!"%G%P%$%9$,;}$C$F$$$k<+J,@l(B
	$BMQ$N(BDMA$B$r;H$C$F%G!<%?$NE>Aw$r9T$J$&J}<0!#(B

$B$G$9!#(B
$B0c$$$H$$$($P!"%P%9%^%9%?$N>l9g$K$O@lMQ$N(BDMA$B$r;}$C$F$$$k$N$G(BDMA$B;q8;$N6%9g$,4p(B
$BK\E*$K$J$$$H$$$&$3$H$0$i$$$G$7$g$&!#(B

$B$3$l$i$NJQA+$G$9$,!"(B

1)$B:G=i$O(BCPU$B$,A4It$d$C$F$$$?(B
2)CPU$B$OCY$$$N$G@lMQ$N%O!<%I%&%'%"(B(DMA$B$N%A%C%W(B)$B$r;H$&$h$&$K$J$C$?(B
3)CPU$B$,(BDMA$B$h$j$bB.$/$J$C$?$N$G!"$^$?(BCPU$B$,$d$k$h$&$K$J$C$?(B
4)$B07$&%G!<%?NL$,B?$/$J$j!"%^%k%A%?%9%/$,0lHLE*$K$J$C$?$N$G!"%G!<%?E>Aw$,5/$3$C(B 
$B$F$$$k;~$K(B($B<g$K%f!<%6%$%s%?%U%'!<%9<~$j$N(B)$B%Q%U%)!<%^%s%9$,Mn$A$k$N$ONI$/$J$$(B
$B$H$$$&$3$H$G$^$?(BDMA$B$r;H$&$h$&$K$J$C$?(B
5)$B%7%9%F%`$,MQ0U$7$F$$$k(BDMA$B$,CY$$>l9g$d(BDMA$B<+BN$bM-8B%j%=!<%9$G$"$k$?$a$K6%9g(B
$B$,5/$3$k$3$H$+$i!"%\!<%IB&$G@lMQ$N(BDMA$B$r;}$C$F$7$^$&$b$N$b=P$F$-$?(B

$B$H$$$C$?N.$l$@$H;W$$$^$9!#(B
----
$B;3K\(B $BLP(B	<shigeru@iij.ad.jp>				I hate UNICODE :-)
