Date: Tue, 2 Jul 2002 11:05:12 -0500 From: "Kevin Kinsey, DaleCo, S.P." <kdk@daleco.biz> To: "Hartmann, O." <ohartman@klima.physik.uni-mainz.de>, <freebsd-questions@FreeBSD.ORG> Subject: Re: 3,5 GB Limit with x86 architecture Message-ID: <03ff01c221e2$3f880700$edec910c@fbccarthage.com> References: <20020702123254.H9809-100000@klima.physik.uni-mainz.de>
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From: "Hartmann, O." <ohartman@klima.physik.uni-mainz.de> To: <freebsd-questions@FreeBSD.ORG> Sent: Tuesday, July 02, 2002 5:37 AM Subject: 3,5 GB Limit with x86 architecture > Dear Sirs. > > I read a lot about a physical, x86 architecture dependend limit > of 3,5 GBytes of RAM within a normal 32 Bit environment. Windows, > 2k and XP, is not capable to address the upper 512 MB of memory if > the system is equippted with 4GB RAM, due to the fact this memory area is > reserved for the PCI mapping area. > > The question is only for my information. Does FreeBSD has a kind of > workaround or is this limit really 'hardwired'? > > Thanks ... > > Oliver First off, let me say this is way above my head. There is some type of limit but the explanation is beyond me.... This was discussed some time ago, I wish I could remember which list. Probably freebsd-hackers, which I read for a little while (tracking 3 or more FBSD lists will eat your whole day... :-\) You might try searching at http://groups.google.com looking for FreeBSD, or of course try the archives at freebsd.org .... I'd say more than one month ago, less than three.... KDK To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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