RE: [rtl] Switching RTL OS versions

["Dresner, Norman A." <norman_a_dresner@md.northgrum.com>]

That's nice and confusing.  But many thanks for making my job (at least this
part) simpler.

Thanks

Norman Dresner
Fellow Systems Engineer & SGI Laboratory Administrator
Radar Systems Engineering Department
Electronic Systems and Sensors Segment
Northrop Grumman Corporation
Baltimore-Washington International Airport
7323 Aviation Boulevard
Baltimore Maryland 21240

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> -----Original Message-----
> From:	Dmitri A. Sergatskov [SMTP:dima@coffee.phys.unm.edu]
> Sent:	Friday, March 09, 2001 12:23 PM
> To:	Dresner, Norman A.
> Cc:	'RTLinux'
> Subject:	Re: [rtl] Switching RTL OS versions
> 
> On Fri, 9 Mar 2001, Dresner, Norman A. wrote:
> .....
> 
> > from which to boot is a "global" parameter.
> 
> The drive too boot from is global, but it has nothing to do with
> physical location of your distribution (e.g. you can boot from floppy).
> So if you have say old redhat on hda and new on hdc:
> (you may want to have either /boot partition common or copy boot images
> to appropriate partitions)
> 
> boot=/dev/hda
> map=/boot/map
> install=/boot/boot.b
> prompt
> timeout=50
> message=/boot/message
> linear
> default=linux-new
> 
> image=/boot/vmlinuz-2.2.18
>         label=linux-new
>         read-only
>         root=/dev/hdc1
> 
> image=/boot/vmlinuz-2.0.36
>         label=linux-old
>         read-only
>         root=/dev/hda1
> 
> 
> Many people have done it many times.
> 
> Regards,
> 
> Dmitri.
>