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Re: [fyi] booting SCSI when IDE is present

daemon@ATHENA.MIT.EDU (Jens Axboe)
Sat Feb 6 14:01:26 1999

Date:	Sat, 06 Feb 1999 17:39:26 +0100
From: Jens Axboe <axboe@image.dk>
To: Claudiu Balciza <cbalciza@geocities.com>
Cc: RedHat Mailing List <redhat-list@redhat.com>,
	Linux SCSI <linux-scsi@vger.rutgers.edu>,
	Linux Config <linux-config@vger.rutgers.edu>,
	Linux Admin <linux-admin@vger.rutgers.edu>

Claudiu Balciza wrote:
> 
> Adding one IDE controller with 2 disks to one of our
>(all SCSI) servers, lilo warned me about sda not being
> the first drive. Indeed, it wouldn't boot any more.
> As both IDE's were meant for nightly backup, they were
> supposed to sleep alll day. That's why "root on IDE" was
> not agreed.
> 
> So I removed the power plug from the IDE drives, erased
> the IDE controller definition from the bios (ok it's a
> DIGITAL SERVER with no BIOS setup screen, just a intricate
> program on CD).
> Then reboot. (SCSI only) and /sbin/lilo. It worked.
> Power off. Plug power on IDE. Boot.
> It (still) works !
> 
> Any other solutions ?

Yes, tell lilo about what disc you want to be the first:

[lilo.conf]
disk = /dev/sda
       bios = 0x80
disk = /dev/sdb
       bios = 0x81

-- 
*  Jens Axboe <axboe@image.dk>
*  Linux CD-ROM Maintainer
* "The only thing that interferes with my
*  learning is my education." -- A. Einstein

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