Date: Wed, 28 May 1997 19:35:20 +0000 From: "Riley J. McIntire" <chaos@mail.tgci.com> To: Nadav Eiron <nadav@barcode.co.il> Cc: questions@FreeBSD.ORG Subject: Re: Can one dual boot fbsd? No? (was Re: wd0/sd0 can't bo Message-ID: <199705290308.UAA12653@train.tgci.com>
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> Date: Wed, 28 May 1997 09:33:37 +0300 > From: Nadav Eiron <nadav@barcode.co.il> > To: chaos@tgci.com > Cc: questions@FreeBSD.ORG > Subject: Re: Can one dual boot fbsd? No? (was Re: wd0/sd0 can't boot from s > Riley J. McIntire wrote: > > > > Hmmm...maybe I'm not clear. I would like to know if one can dual > > boot two versions of fbsd residing on two disks: One an ide > > and one a scsi? > > Never tried it, but it should be possible. > > > > > Cheers, > > > > Riley > > > > > Just installed 2.2.2-release on the only scsi drive in my > > > system--disabled the ide controller in cmos from previous experience. > > > > > > Anyway, install goes ok, boots ok. Enabled the ide drive, which has > > > 2.1.7 on it. Gets the boot prompt F1 -DOS, F2-2.1.7 and F5 2nd DISK. > > > > > > Press F5 and get "F?". I've seen this before, and done the fixes > > > recommended by assuming this is a geometry problem. It doesn't seem > > > to be. > > > > > > Used booteasy 2 beta (8?). No help. > > > > > > When F2 is pressed (ide drive 2.1.7) at the boot prompt I type in > > > sd(0,a)/kernel and it boots wd(0,a)/kernel with no errors. That is > > > it *seems* to take the arguement "sd(0,a)" but runs wd(0,a) and it > > > ends up running 2.1.7, not 2.2.2-R. > > Try giving: > 1:sd(0,a)/kernel > That worked! I did try it in a previous incarnation, but the config was differnent. Now, why doesn't the boot loader work? Not a big deal, but a theory would be nice. I have what I need (abscent a power failure while i'm gone) to boot the 2.2.2 scsi disk and mount the 2.1.7 IDE disk. Thanks, Riley > at the boot prompt. Also make sure your SCSI disk is bootable (i.e. your > BIOS should know about it). > > [snip] > > Never tried it myself, but it just may work, > Nadav > >
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