[ltp] can't boot dos from lilo

Joachim F. Selinger linux-thinkpad@www.bm-soft.com
Tue, 8 Feb 2000 15:39:18 +0100 (MET)


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Hi Michael,

On  8 Feb, Michael Selway wrote:
> Rebuilding my tp600e following a disc failure, I decided to do
> without an ms-windows partition since I never use it.
> 
> So I booted the redhat6.1 CD-ROM, made three partitions, a big
> linux native, a linux swap, and a fat16.  The fat16 is for
>       - the hibernation file
>       - ps2.exe (and whatever else it needs to run - anyone know?)
>       - only enough ms-dos to support the above
> 
> I finished the rh6.1 installation straightforwardly, I then booted
> from an msdos floppy, and set up a minimal ms-dos partition using
>      sys c:
> This put 4 files on the partition.  I set up lilo to boot from
> linux or dos.
> 
> When I try to boot the dos partition, I get
>      Loading dos
> 
>      Invalid system disk
>      Replace the disk, and then press any key
> 
> Any ideas?  The dos partition (/dev/hda5) is in an "extended
> partition", and it starts very near the end of the disc, at around
> the 6 Gbyte mark.  Is this a >1024 cyls problem?  Is this how such
> a problem would be diagnosed?  Any work arounds?

I don't think DOS can boot from anything else than a primary partition,
or am I mistaken? It normally needs to be activated also! (I think LILO
does that when booting....)

So you would have to create a primary first to make DOS work and then
add all the other partitions for you other systems.... :-(

Take care
Jocki
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