Date: Wed, 3 Jun 1998 17:57:44 -0500 (EST) From: "John S. Dyson" <dyson@FreeBSD.ORG> To: dfr@nlsystems.com (Doug Rabson) Cc: dyson@FreeBSD.ORG, mjacob@feral.com, jb@cimlogic.com.au, jbarbee@singular.com, freebsd-alpha@FreeBSD.ORG Subject: Re: future of slpha port Message-ID: <199806032257.RAA00246@dyson.iquest.net> In-Reply-To: <Pine.BSF.3.95q.980603232035.421F-100000@herring.nlsystems.com> from Doug Rabson at "Jun 3, 98 11:26:09 pm"
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Doug Rabson said: > > My own port of your i386 pmap appears to be functional and I will probably > commit that in the few days. The only advantage which NetBSD/alpha's pmap > has over mine is the support for Address Space Numbers. The alpha can tag > each TLB with an ASN to allow two address spaces to have cached mappings > for the same virtual address as long as they use different ASNs. I will > add ASN support as soon as the dust settles from the initial bootstrap. > You are much farther along than I had thought: excellent!!! Unfortunately, I have a few minor pmap interface changes coming up (regarding the arguments being vm_page_t's instead of physical addresses.) This shouldn't be too hard to port to alpha. I am sorry, I would have done this sooner if I had known that you made so much progress!!! -- John | Never try to teach a pig to sing, dyson@freebsd.org | it just makes you look stupid, jdyson@nc.com | and it irritates the pig. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message
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