Date: Tue, 25 Jan 2005 07:09:22 -0800 From: Steve Kargl <sgk@troutmask.apl.washington.edu> To: "O. Hartmann" <ohartman@uni-mainz.de> Cc: freebsd-amd64@freebsd.org Subject: Re: FreeBSD 5.X/AMD64: Linuxulator 64/32 Bit? Message-ID: <20050125150922.GA76678@troutmask.apl.washington.edu> In-Reply-To: <41F64442.70808@uni-mainz.de> References: <41F64442.70808@uni-mainz.de>
next in thread | previous in thread | raw e-mail | index | archive | help
On Tue, Jan 25, 2005 at 02:06:10PM +0100, O. Hartmann wrote: > I have a simple, maybe obsolete, question. > In kernel config templates (GENERIC) for FreeBSD 5.3/AMD64 I found some > compatibility options, namely > > options COMPAT_LINUX32 > options COMPAT_IA32 > (options COMPAT_43) > > The system I wish to setup is a Athlon64 3200+ system. Software is to be > compiled when needed as it comes out of the ports collection. > > If I avoid the above mentioned compatibility options, is the Linuxulator > in AMD64-FreeBSD 64Bit like x86_64 Linux? No. > Assumed, I will enable IA32 compatibility, has this some performance > penalties to a system running nativ 64Bit software? No. -- Steve
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20050125150922.GA76678>