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Path: euryale.cc.adfa.oz.au!newshost.carno.net.au!harbinger.cc.monash.edu.au!news.cs.su.oz.au!inferno.mpx.com.au!nsw1.news.telstra.net!wa.news.telstra.net!news.telstra.net!psgrain!newsfeed.internetmci.com!tezcat!cam-news-hub1.bbnplanet.com!news.bbnplanet.com!news.maxwell.syr.edu!newsfeed.nacamar.de!supernews.com!bighorn.accessnv.com!jca From: jca@bighorn.accessnv.com (J.C. Archambeau) Newsgroups: comp.unix.bsd.freebsd.misc Subject: Re: Am5x86/P75 WB caching... Date: 25 Mar 1997 22:27:42 GMT Organization: All USENET -- http://www.Supernews.com Lines: 21 Message-ID: <5h9jgu$6d2@usenet88.supernews.com> References: <5gnrql$2ut@usenet88.supernews.com> <5h27lo$f2c$1@news.cc.nagoya-u.ac.jp> NNTP-Posting-Host: bighorn.accessnv.com Cc: kato@eclogite.eps.nagoya-u.ac.jp X-Newsreader: TIN [version 1.2 PL2] Xref: euryale.cc.adfa.oz.au comp.unix.bsd.freebsd.misc:37885 KATO Takenori (kato@eclogite.eps.nagoya-u.ac.jp) wrote: : In article <5gso69$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. Why am I getting different results from the MS-DOS when I toggle the WB caching option from my motherboard advanced chipset options? -- /* | Spam violation - e-mail dumped... ** Internet: jca@accessnv.com | Don't blame me, I didn't vote for Clinton. ** jca@anv.net | Intel is the word for 'errata.' */