UDMA-66 channel compatibility

Dave Parker dlparker at dlpinc.com
Wed Jan 19 14:15:26 CST 2000


Correct me if I'm wrong, but couldn't lilo reside on the MBR of 
the 2GB drive and boot any of the other bootable OSes/partitions
on the other drives?  I've never tried this, but I believe it's 
a fairly common practice.  Once lilo takes over the boot process
isn't the BIOS out of the picture?  Lilo can then load anything
it wants.  Surely someone (Ed?) on the list has already done this...

In other words, if you DID have to put the 2GB drive on the std
EIDE channel and have it be the default boot device, then the only
time it would HAVE to be a performance bottleneck was while lilo
was actually running, which shouldn't be TOO long, even on a std
EIDE drive...

Doug Ledbetter wrote:
> 
> I recently upgraded my PC and now have a UDMA-66 channel on which I have
> two hard drives (20GB & 10GB).  I thought it'd be easy to stick a small
> (2GB) hard drive on my UDMA-66 channel and install Linux on that.
> Unfortunately, Red Hat 6.1 does not recognize any install devices (hard
> drives).  Any ideas?  Does the Linux kernel not recognize UDMA-66 channels
> yet?
> 
> I'd like to keep my fast hard drives on the UDMA-66 channel for optimum
> performance, but if I do and Linux can't recognize the UDMA-66, I'd have to
> put the small drive on the standard EIDE channel and then it'd become the
> boot device which I don't want!
-- 
Dave Parker/DLP, Inc.  -  dlparker at dlpinc.com  -  www.dlpinc.com




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