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In-Reply-To: Your message of "Tue, 28 Jan 1997 01:33:02 +0900"
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Date: Wed, 29 Jan 1997 23:26:58 +0900
From: KATO Takenori <kato@eclogite.eps.nagoya-u.ac.jp>
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Subject: [FreeBSD-tech-jp 38] Re: Cyrix CPU support
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$B2CF#!wL>Bg4d9[$G$9!%>pJs%j!<%/$G$9(B :-)

From: KATO Takenori <kato@eclogite.eps.nagoya-u.ac.jp>
Subject: [FreeBSD-tech-jp 8] Cyrix CPU support
Date: Tue, 28 Jan 1997 01:33:02 +0900

> IBM-PC$B$@$H(BCyrix CPU$B$N%5%]!<%H$,<e$$$o$1$G$9$,!$$3$NJU$j$N%3!<%I$r$$$^(B
> $BGI<j$K=q$-49$($F$$$^$9!%%3!<%I$O(BPC-98$B$H(BIBM-PC$B$G6&MQ$9$k$3$H$rA0Ds$K$7(B
> $B$F$$$^$9!%(B

$B$[$\$G$-$"$,$C$F$-$^$7$?!%$H$j$"$($:;EMM$r8x3+$9$k$N$G!$!V$3$s$J5!G=$,(B
$B$"$k$H$&$l$7$$!W$H$$$&$N$,$"$l$P65$($F2<$5$$!%(B


1. CPU$B$N<+F0G'<1(B

Cyrix 486 CPUs, 5x86 CPU, 6x86, M2$B$r<+F0E*$KG'<1$7!$(B486$B$O$5$i$K:Y$+$$(B
$B%b%G%k$rI=<($7$^$9!%(BIBM Bluelightning$B$O!$%+!<%M%k9=C[;~$K(B

	options	BLUELIGHTNING

$B$r$D$1$kI,MW$,$"$j$^$9!%$^$?!$(BIBM Bluelightning + Intel FPU$B$N>l9g$O!$(B

	options	BLUELIGHTNING_WITH_INTEL_FPU

$B$r$D$1$kI,MW$,$"$j$^$9!%(B

BLUELIGHTNING$B$r<+F0G'<1$5$;$k$K$O!$(B

	wrmsr$B$r<B9T$9$k(B
	$BL58zL?Na$J$i(BCyrix CPU

$B$H$$$&!$$1$C$3$&$-$o$I$$$3$H$r$d$kI,MW$,$"$j$^$9!%<B5!$,$J$$$N$G<BAu$G(B
$B$-$^$;$s!%$b$7$d$C$F$_$?$$J}$,$"$l$PO"Mm$7$F2<$5$$!%(B


2. CPU$B%l%8%9%?$N%3%s%H%m!<%k(B

2.1. Cyrix 486 ($B8=:_$N$b$N$HF1$8(B)

Cyrix 486$B$NFbIt%-%c%C%7%e$rM-8z$K$9$k$K$O!$(B

	options CYRIX_CACHE_WORKS

$B$r;XDj$7$F2<$5$$!%$b$7(BHOLD$B$,%"%/%F%#%V$K$J$C$?;~$K%-%c%C%7%e$r%U%i%C%7%e(B
$B$9$k$N$r$d$a$k>l9g$O!$(B

	options	CYRIX_CACHE_REALLY_WORKS

$B$r$D$1$F$/$@$5$$!%(B


2.2 Cyrix 5x86

HALT$B;~$K(Bsuspend mode$B$KF~$l$F>CHqEENO$rMn$7$?$$>l9g$O!$(B

	options	SUSP_HLT

$B$r;XDj$7$F2<$5$$(B(default$B$O(Boff)$B!%%a%b%j%"%/%;%9=g=x$N:G9=@.$r9T$J$o$;$k(B
$B>l9g$O!$(B

	options	"DISABLE_5X86_LSSER"

$B$r;XDj$7$F2<$5$$!%$?$@$7!$%a%b%j%^%C%W%I(BI/O$B$r;HMQ$9$k>l9g$K$3$l$r$D$1(B
$B$k$H$O$^$j$^$9!%IbF0>.?t1i;;$r9bB.2=$5$;$k$K$O!$(B

	options	"FASTER_5X86_FPU"

$B$r;XDj$7$F2<$5$$!%$?$@$7!$%3%W%m%;%C%5Nc30$r<hF@$G$-$J$/$J$j$^$9!%(B

$B0J2<$N%*%W%7%g%s$O!$;H$&$H(BCPU$B$N%P%0$K$O$^$k$+$b$7$l$J$$$b$N$G$9!%FbMF(B
$B$O@bL@$7$^$;$s!%(B

	options	"CYRIX_IORT=0"
	options	RSTK_EN
	options	BTB_EN
	options	LOOP_EN

2.3 Cyrix 6.86

HALT$B;~$K(Bsuspend mode$B$KF~$l$F>CHqEENO$rMn$7$?$$>l9g$O!$(B

	options	SUSP_HLT

$B$r;XDj$7$F2<$5$$(B(default$B$O(Boff)$B!%$b$7!$(BI/O$B%j%+%P%j%?%$%`$r$$$8$j$?$$>l(B
$B9g$O!$(B

	options "CYRIX_IORT=7"

$B$N$h$&$K$7$F$/$@$5$$!%(Bdefault$B$O(B7$B$G$9!%8E$$(B6x86$B$r8!=P$9$k$H!$<+F0E*$K(B
write-through$B%b!<%I$K$7$^$9!%$b$7!$$=$$$&(BCPU$B$G(Bwrite-back$B%b!<%I$K$7$?$$(B
$B>l9g$O!$(B

	options	CYRIX_CACHE_REALLY_WORKS

$B$H$7$F$/$@$5$$!%?7$7$$(BCPU$B$G$O(Bwrite-back$B%b!<%I$7$+;H$($^$;$s!%(B


2.4 i486$B$r;H$C$?(B386$BMQ(BCPU$B%"%/%;%i%l!<%?(B

	options	"I486_ON_386"

$B$r$D$1$k$H%-%c%C%7%e$,M-8z$K$J$j$^$9!%(B

2.5 PC-98$B$N(BCPU$B%"%/%;%i%l!<%?$G!$%-%c%C%7%e%3%s%H%m!<%k2sO)$,$D$$$F$$$k(B
$B>l9g(B

	options	UPGRADE_CPU_HW_CACHE

$B$r$D$1$k$H!$$=$N2sO)$rA4LLE*$K?.Mj$7$F(BOS$B$O$J$K$b$7$J$/$J$j$^$9!%(B


$B$^$@%G!<%?!<%7!<%H$,<j$KF~$C$F$$$J$$$N$G!$(BM2$B$OI=<($@$1$G$J$K$b$7$^$;$s!%(B


----
KATO Takenori <kato@eclogite.eps.nagoya-u.ac.jp>
Dept. Earth Planet. Sci., Nagoya Univ.,  Nagoya, 464-01, Japan
PGP public key: finger kato@eclogite.eps.nagoya-u.ac.jp
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