Date: Tue, 16 Sep 2008 17:46:57 +1000 From: Peter Jeremy <peterjeremy@optushome.com.au> To: Pedro Giffuni <pfgshield-freebsd@yahoo.com> Cc: Xin LI <delphij@delphij.net>, freebsd-current@freebsd.org, Oliver Fromme <olli@fromme.com>, Jung-uk Kim <jkim@freebsd.org> Subject: Re: Why VESA and DPMS are available only for i386? Message-ID: <20080916074657.GF15376@server.vk2pj.dyndns.org> In-Reply-To: <179579.54770.qm@web32701.mail.mud.yahoo.com> References: <179579.54770.qm@web32701.mail.mud.yahoo.com>
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[-- Attachment #1 --] On 2008-Sep-15 13:43:31 -0700, Pedro Giffuni <pfgshield-freebsd@yahoo.com> wrote: >I can't find any reference, but according to the Wikipedia, even in long mode AMD64 is able to run 16-bit (or 80286) protected mode applications: AMD64 Architecture Programmer's Manual, Volume 1: Application Programming - No. 24592 states: "Compatibility mode - the second submode of long mode - allows 64-bit operating systems to run existing 16-bit and 32-bit x86 applications. These legacy applications run in compatibility mode without recompilation." -- Peter Jeremy Please excuse any delays as the result of my ISP's inability to implement an MTA that is either RFC2821-compliant or matches their claimed behaviour. [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.9 (FreeBSD) iEYEARECAAYFAkjPZHEACgkQ/opHv/APuIcAuwCgtUmmJp0lq0mJq4E2pwNIvfrf ToYAninvGdkxJ9Xe0m1oVUqzmItOD6vt =ErQj -----END PGP SIGNATURE-----
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