Date: Mon, 4 Nov 2002 23:39:24 -0800 (PST) From: Julian Elischer <julian@elischer.org> To: Matt <mattl3@earthlink.net> Cc: Richard Sharpe <rsharpe@ns.aus.com>, hackers@FreeBSD.ORG Subject: Re: max phy mem known working with FreeBSD 4.x Message-ID: <Pine.BSF.4.21.0211042335580.60008-100000@InterJet.elischer.org> In-Reply-To: <001801c2849d$0bf172a0$4e76cb3f@brams>
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On Mon, 4 Nov 2002, Matt wrote: > any chance going more than 4G? Not yet. (on x86) The hardware changes to do > 32 bit physical addresses include a redefinition of how page tables and page directories are layed out and to be able to use it we'd have to define and turn on code for that differnt mode. iIt has not yet been written. It wouldn't be hard to make a system that ONLY ran in that mode but one that can run on new systems withthat mode and also run on old 486 machines is much harder. Julian To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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