Date: Sat, 30 May 1998 19:47:04 -0700 From: Mike Smith <mike@smith.net.au> To: dyson@FreeBSD.ORG Cc: nirva@ishiboo.com (Danny Dulai), freebsd-multimedia@FreeBSD.ORG, freebsd-current@FreeBSD.ORG Subject: Re: Fastvid: no speed increase :( Message-ID: <199805310247.TAA08863@antipodes.cdrom.com> In-Reply-To: Your message of "Sat, 30 May 1998 18:54:20 CDT." <199805302354.SAA00461@dyson.iquest.net>
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> Danny Dulai said: > > Quoting John S. Dyson (toor@dyson.iquest.net): > > > > Quoting Daniel O'Connor (doconnor@gsoft.com.au): > > > > > > > > > > The speedup factor is 1.89, mmm :) > > > > > > This is a copy of the original code that I submitted to someone who > > > cleaned it up (I am sorry that I forgot who actually took ownership.) > > > > I used this code, set the VIDPHYSADDR to 0xe1800000 and VIDPHYSSIZE to > > 0x800000, and MSRINDEX is set to 5 (??) and experienced NO speed increase > > at all when using xengine. > > > If the (VGA/System)bios works right, then fastvid isn't needed. Many system BIOS setup programs have a "VGA buffer UC/USWC" option. The UC option is "just uncached", while the "USWC" option enables write combining. -- \\ Sometimes you're ahead, \\ Mike Smith \\ sometimes you're behind. \\ mike@smith.net.au \\ The race is long, and in the \\ msmith@freebsd.org \\ end it's only with yourself. \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-multimedia" in the body of the message
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