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Path: euryale.cc.adfa.oz.au!newshost.carno.net.au!harbinger.cc.monash.edu.au!munnari.OZ.AU!news.ecn.uoknor.edu!feed1.news.erols.com!arclight.uoregon.edu!newsserver.pacific.net.sg!news-jp-0.abone.net!np1.iij.ad.jp!wnoc-tyo-news!wnoc-sfc-news!wnoc-kyo-news!aist-nara!odins-suita!nuis!news.cc.nagoya-u.ac.jp!gneiss!kato From: kato@eclogite.eps.nagoya-u.ac.jp (KATO Takenori) Newsgroups: comp.unix.bsd.freebsd.misc Subject: Re: Am5x86/P75 WB caching... Date: 23 Mar 1997 03:22:32 GMT Organization: Nagoya University Computation Center Lines: 18 Message-ID: <5h27lo$f2c$1@news.cc.nagoya-u.ac.jp> References: <5gnrql$2ut@usenet88.supernews.com> <5gpmhp$hc7@verdi.nethelp.no> <5gso69$eqb@usenet88.supernews.com> NNTP-Posting-Host: gneiss.eps.nagoya-u.ac.jp Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-Newsreader: mnews [version 1.20] 1996-12/08(Sun) Xref: euryale.cc.adfa.oz.au comp.unix.bsd.freebsd.misc:37657 In article <5gso69$eqb@usenet88.supernews.com> <jca@bighorn.accessnv.com>wrote: > Is there a way to force FreeBSD to enable write back caching though? It > may not be enabling it for my particular chipset (SiS EISA chipset). I > know that write back is working from MS-DOS and Win 3.x because of > the results of various utilities (i.e. cachchk6). Am5x86 does not support software configuration for write-back mode. If WB/#WT pin is 1 at reset time, then CPU cache is in write-back mode. This cannot be controled by software. ---- 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 ------------------- Powered by FreeBSD(98) -------------------