Re: cannot open root device "801"
From: Eric N. Valor (ericv_at_cruzio.com)
Date: 12/31/04
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To: Alvin Oga <aoga@ns.Linux-Consulting.com> Date: Thu, 30 Dec 2004 19:26:39 -0800
lspci reports I'm using the Sym53C859 (which agrees with the POST
messages my SCSI controller gives me...).
However, I still can not seem to boot anything other than the
2.2.20-compact-ide Debian 3.0 kernel. I am going to attempt to pull my
lilo.conf and .config file to post.
On Thu, 2004-12-30 at 02:01, Alvin Oga wrote:
> On Thu, 30 Dec 2004, Eric N. Valor wrote:
>
> > I don't know because I'm not using the Debian image (I like to compile
> > my own kernels, and have only started running into these problems using
> > 2.6.x kernels). Does the Debian 2.6.8 binary image contain support for
> > the Sym53C8XXX SCSI controller?
>
> what is the scsi chipset ??
> ( lspci | grep -i scsi )
>
> make sure your kernel you compile supports that chipset
> there's SYM53C8xxx and AIC7XXX
> ( sometimes one work and the other one doesn't
> ( in old scsi hardware
>
> make sure you're booting the kernel you compiled ..
>
> > Beyond this problem with HFS,
>
> your boot problems is NOT related to hfs ...
>
> > > > I recently recompiled my 2.6.8 kernel. Now I can no longer boot my
> > > > system. It fails with the message "cannot open root device "801" or
> > > > unknown-block(8,1)".
>
> says it couldnt find /dev/sda1
>
> put the new scsi kernel on floppy and see if it will boot off of it
> to make sure you're booting the kernel yoou think you're booting
>
> > > > I am using a Symbios SCSI card without any IDE devices (save the CDROM)
> > > > in my system. My lilo.conf properly identifies the boot device and root
> > > > device ("boot=/dev/sda" and "root=/dev/sda1"). The SCSI drivers are
> > > > compiled directly into the kernel, and the devices are all seen on
> > > > bootup.
>
> so far so good
>
> c ya
> alvin
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