Date: Sat, 26 May 2018 07:20:41 -0600 From: Warner Losh <imp@bsdimp.com> To: David Chisnall <theraven@freebsd.org> Cc: Maxim Sobolev <sobomax@freebsd.org>, Mark Linimon <linimon@lonesome.com>, Matthew Macy <mat.macy@gmail.com>, Andrew Gallatin <gallatin@cs.duke.edu>, Pedro Giffuni <pfg@freebsd.org>, Cy Schubert <Cy.Schubert@cschubert.com>, Brooks Davis <brooks@freebsd.org>, Eugene Grosbein <eugen@grosbein.net>, Stefan Esser <se@freebsd.org>, "rgrimes@freebsd.org" <rgrimes@freebsd.org>, Gleb Smirnoff <glebius@freebsd.org>, Sean Bruno <sbruno@freebsd.org>, "svn-src-head@freebsd.org" <svn-src-head@freebsd.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>, "src-committers@freebsd.org" <src-committers@freebsd.org> Subject: Re: Deorbiting i386 Message-ID: <CANCZdfpv17YcQVSFJbZgo%2BWnuj6BfX6TCBam3U=0hwv99OAZcg@mail.gmail.com> In-Reply-To: <1A6567CD-5BE8-4E80-A262-00ADB75CF35A@FreeBSD.org> References: <201805232218.w4NMIxMA067892@slippy.cwsent.com> <e4311612-d1c4-b118-187b-7086945a312d@FreeBSD.org> <18a87d6d-14af-ef9d-80ff-403039e36692@cs.duke.edu> <CAPrugNomum%2BDO7M3GET3y0DrFse7jy1PmSUwnXGU5Sm6DXRrVg@mail.gmail.com> <20180525003949.GA710@lonesome.com> <CAH7qZfsbGheNqnwNmkP5jYiE=FXzc65yZSBoX_mM%2BuNce9rhyQ@mail.gmail.com> <05C5BD86-70D0-4B02-AC29-36E68B3602AE@FreeBSD.org> <CAH7qZfs6CGVjRK4jvRaVJ6aDoanxgSmwjiS34zn7gFYNdhKYSg@mail.gmail.com> <1A6567CD-5BE8-4E80-A262-00ADB75CF35A@FreeBSD.org>
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On Sat, May 26, 2018, 1:58 AM David Chisnall <theraven@freebsd.org> wrote: > On 26 May 2018, at 00:41, Maxim Sobolev <sobomax@FreeBSD.org> wrote: > > > > If you've seen any of the atom bay trail systems in action you may > understand what I mean. You get full blown x64 system with four cores and > it takes only 2W of power. > > Which is pretty much my point - if you want a low-power x86 system for > embedded use, it=E2=80=99s going to be x86-64, not x86-32 (though hopeful= ly you=E2=80=99re > using a 32-bit ABI with it). > The only viable 32bit abi on FreeBSD is i386 now. And that works today. Sure, other theoretical ones are out there, but none are close to production ready on FreeBSD. Until they are, talk of removing i386 support is just crazy talk that will go nowhere. Warner >
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