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$B@>B<!w$D$/$P!!$G$9(B


$B%a%b%j$H(BSWAP$B$K4X$9$k<ALd$G!"$N$@$5$s!"$?$+$O$7$5$s!"7KEg$5$s$+$iD>@\$*JV;v$r(B
$B$$$?$@$$$F$7$^$$$^$7$?!#(B
$B5.=E$J0U8+$r$$$?$@$$$?$N$K(Bfreebsd-users-jp$B$KD>@\H?1G$5$l$:$*OM$S$$$?$7$^$9!#(B

$BIaCJ(BROM$B$7$+$7$F$$$J$$$N$G!"$?$S$?$S$3$1$k%a!<%k@_Dj$,$h$/$J$+$C$?$h$&$G$;$C(B
$B$+$/$N(BRES$B$,(Bfreebsd-users-jp$B$G$J$/!";d$KD>@\JV?.$5$l$F$-$^$7$?!#(B

$B:#!"=$@5$7$^$7$?!#!J$D$b$j$G$9!K(B

$B0J2<(B3$B?M$+$i$$$?$@$$$?%a!<%k$G$9(B

$B$N$@$5$s$N$40U8+(B
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$B$I$b$N$@$G$9!#(B

$BL@F|$,F~;n$J$N$G!"$"$^$j$D$C$3$s$@;v$OD4$Y$:$KJV?.$7$F$k$N$G4V0c$$$,$"$k(B
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$B$H$$$&!"A0Ds$G$*$M$,$$$7$^$9(B(^^;

$B0q>k?M(B wrote:

>$B@>B<!w$D$/$P!!$G$9(B
>
>$B$=$l$H$b!"<BAu%a%b%jJ,$7$+G[Ns$O<h$l$J$$$N$G$7$g$&$+!)(B
>
>$B>-Mh#1#6(BGB$B$/$i$$$KA}@_$7$?>l9g!"(B32bit$B$N@)8B$G#4(BGB$B0J>e$NG[Ns$,<h$l$J$$$H$$$&(B
>$B$3$H$O$"$j$^$9$+(B
>
$B$^$:(Bgcc$B$,JQ?t$K$I$N$h$&$K%a%b%j$r3d$jEv$F$k$+$O(Bldscript$BEy(B
(/usr/libdata/ldscripts/elf_i386.x)$B$G(B
$B7hDj$5$l$F$$$?$H;W$$$^$9!#@EE*$J%a%b%j$O$=$3$G$N@_Dj0J>e$O$H$l$J$$$h$&$K(B
$B$J$C$F$?$O$:$G$9!#(B

malloc$B$G$I$l$/$i$$$H$l$k$+$O(Blimit$B0J30$K$b%+!<%M%k$G$b@_Dj$,M-$C$?$h$&$J(B
$B$J$+$C$?$h$&$J!&!&!&<:G0$7$^$7$?(B

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$B%;%0%a%s%H$rMxMQ$7$F(B
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$B$?$@!"$=$s$J%7%9%F%`%3!<%k$,B8:_$9$k$+$I$&$+$OCN$j$^$;$s!#(B
($B;2>H!'$O$8$a$FFI$`(B486$B!!!JB?J,%"%9%-!<(B))

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$B$^$?!"(BFreeBSD2$B7O$r%Y!<%9$K$+$+$l$?K\$NCN<1$G?=$7Lu$J$$$N$G$9$,!"$?$7$+(B
FreeBSD$B$O(B4G$B$N%a%b%j6u4V$r(B
2G$B$r%+!<%M%k$K3d$jEv$F$F(B2G$B$r%"%W%j%1!<%7%g%s$K$o$j$"$F$F$?$H5-21$7$F$$$^$9!#(B
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$B>.$5$J%G!<%?NN0h$7$+$H$l$J$$$s$8$c(B
$B$J$+$C$?$G$9$C$1(B


$B$U$H;W$C$?$1$I%9%o%C%W$5$;$F%,%j%,%j%a%b%j$r3NJ]$9$k$N$H!"1i;;$KI,MW$JIt(B
$BJ,$@$1%a%b%j$K%m!<%I$7$F(B
$B%U%!%$%k$K%;!<%V$9$k$N$O$I$C$A$,8zN($,$$$$$N$@$m$&!&!&!&!&(B
$B$F$+(B1G$B$NNL$"$kG[Ns$r7W;;$9$k$N$C$F$I$l$/$i$$;~4V$,$+$+$k$+$N$[$&$,8D?ME*(B
$B$K$O5$$K$J$C$?$j(B
#$B$"$!!"%G%#%9%/%j%W%?%F!<%V%k$N(B4bit$B%7%U%H$G$b$C$HBg$-$J%a%b%j$r!*$C$F$$(B
$B$&%U%i%0$rHs8=<BE*$@$J$!$H>P$C$F$$$?(B
#$B$"$N;~Be$,$J$D$+$7$$(B

from akira noda
----------------------------------------------------------------------------
--

$B$?$+$O$7$5$s$N$40U8+(B
----------------------------------------------------------------------------
--
> $B>-Mh#1#6(BGB$B$/$i$$$KA}@_$7$?>l9g!"(B32bit$B$N@)8B$G#4(BGB$B0J>e$NG[Ns$,<h$l$J$$$H$$(B
$B$&(B
> $B$3$H$O$"$j$^$9$+!)(B

CPU $B$N%l%8%9%?$,(B 32bit $B$J$s$G!"0l$D$N%W%m%;%9$NCf$G%"%I%l%9$G$-$kHO0O$O(B 4GB
$B@)8B$,(B
$B$D$/$H;W$$$^$9!#$J$N$G!"G[Ns$O$=$l$h$j$b>.$5$/$J$j$^$9$M!#(B

# 8086 $B;~Be$K(B 64KB $B$NJI$rD6$($k$?$a$N(B void far *hoehoe; $B$_$?$$$J$N$J$$$G$9$h(B
$B$M!#(B

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---
$B$?$+$O$7(B $B$+$:$N$j(B

----------------------------------------------------------------------------
---

$B7KEg$5$s$N$40U8+(B
----------------------------------------------------------------------------
---
$B7KEg(B@$B2#IM$G$9(B.

> # limit datasize 2048m
> $B$H$d$C$F$_$^$7$?$,!"(Bdatasize$B$O$^$C$?$/A}$($:(B1048576 kbytes$B$N$^$^$G$9!#(B

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> $B$3$H$O$"$j$^$9$+!)(B

$B$b$m$K(B32bit$B$N@)8B$G$9(B. 32bit CPU$B$G$O$I$&$"$,$$$F$b%U%i%C%H$J%a%b%j6u4V$O(B
4GB$B$^$G$7$+<h$l$^$;$s(B. $B<B:]$N%W%m%0%i%`$G$O$3$N(B4GB$B$N6u4V$r$5$i$K%3!<%INN(B
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1GB$B$K@)8B$5$l$k$H$$$&$3$H$O==J,$K9M$($i$l$^$9(B.

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)$B$G$O(B64bit CPU$B$,;HMQ$5$l$^$9(B. $B8=;~E@$G(BPC-UNIX$B$H$7$FIaDL$K<j$KF~$k4D6-$H(B
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$B$;$s(B.

$B<+J,$G%W%m%0%i%`$r:n$k$N$G$"$l$P(B, $B%^%k%A%W%m%;%C%5$rM-8z$K;H$&$?$a$K$bJ#(B
$B?t%W%m%;%9(B($BJ#?t%9%l%C%I$G$b(BOK$B$+(B?)$B$GJBNs=hM}$r9T$o$;$k$h$&$K$9$l$P(B, $B3F%W(B
$B%m%;%9$G;HMQ$9$k%a%b%j$NAm7W$H$7$F$O(B32bit$B$N8B3&$rD6$($i$l$k$h$&$K$J$j$^(B
$B$9(B. mmap()$B%7%9%F%`%3!<%k$r(BMAP_NOSYNC$B%*%W%7%g%sIU$-$G;H$($P(B, $B%U%i%C%H$J(B
64bit$B6u4V$r(B32bit$B6u4V$NAk$rDL$7$F<h$j07$($k$N$G(B, $B@N$N(Bx86$B7O(BCPU$B$N%;%0%a%s%H(B
$B@Z$jBX$(DxEY$N<j4V$r@K$7$^$J$1$l$P;H$($k$H;W$$$^$9(B.

--
Katsurajima "Raven" Naoto($B7KEg(B $BD>?M(B)
Family Emblem: Circle and Left 3 Clove-TOMOE($B4]$K:8;0$DCz;RGC(B)
e-mail: raven@katsurajima.seya.yokohama.jp
----------------------------------------------------------------------------
--------


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$B%"%/%;%9$G$-$k$h!W$HEz$($F$-$^$7$?!#(B

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$B$l$?$H$$$&$3$H$K$J$k$N$G$7$g$&$+!#!#!#!#(B


