Date: Wed, 16 Apr 2008 05:29:44 -0700 From: Jeremy Chadwick <koitsu@freebsd.org> To: Daniel O'Connor <doconnor@gsoft.com.au> Cc: stable@freebsd.org, Josef Karthauser <joe.karthauser@geomerics.com>, freebsd-stable@freebsd.org Subject: Re: AHCI and correct drive geometry? Message-ID: <20080416122944.GA29115@eos.sc1.parodius.com> In-Reply-To: <200804162146.24665.doconnor@gsoft.com.au> References: <F5114451B5F49649A9337243D4F8E46909C472F7@THHS2EXBE1X.hostedservice2.net> <200804162146.24665.doconnor@gsoft.com.au>
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On Wed, Apr 16, 2008 at 09:46:15PM +0930, Daniel O'Connor wrote: > On Wed, 16 Apr 2008, Josef Karthauser wrote: > > So what's the word on AHCI and bios drive geometry? I'm having a real > > pain of a time trying to get some 750gb sata drives running on my > > FreeBSD7 box in AHCI mode. It doesn't seem to matter what disk > > geometry I suggest to sysinstall, something complains of an invalid > > disk upon booting it. > > > > > > > > Actually, in AHCI mode the bios screen doesn't report any information > > on drive geometry, so all bets appear to be off in giving sysinstall > > the correct figures. > > I would think anything this modern would totally ignore CHS and hence > any warnings about bogus geometry are in themselves totally bogus. > > ie just ignore sysinstalls bleatings. Which begs the question -- why are we still spitting that warning out during the fdisk portion of sysinstall? Even to this day, I get mails from "junior" peers of mine asking what it's about, whether it's important, and even a few refusing to install/try the OS because of said message. -- | Jeremy Chadwick jdc at parodius.com | | Parodius Networking http://www.parodius.com/ | | UNIX Systems Administrator Mountain View, CA, USA | | Making life hard for others since 1977. PGP: 4BD6C0CB |
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