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Re: RS/6000 7020 F50 System with sarge



Hi,

your machine is definetly a CHRP one, so there is no use in following
the PREP method. I'm not sure but if I remember correctly, the F50
should be able to boot the CHRP kernel without any problem. You could
try luthers kernel, which can be found on

http://people.debian.org/~luther/d-i/vmlinuz-2.4.25-powerpc-chrp-rs6k

You could go for the daily buld, which is available on
http://people.debian.org/~luther/d-i/images/daily/powerpc/netboot-minimal/2.4/vmlinux

The last URL points to the netboot-minimal image.
>From my experience trying to netboot the machine is the best thing to
do, at least as long as your not that familiar with the F50. It's
possible that some the aliases you mentioned are pointing to the wrong
device. This is why I would remove every other boot path set up in the
systems firmware. The F50 can store up to four different ways of how
to boot the machine, it tries one after another if they fail.
Naturally, the machine will boot AIX after probing the CD ROM... And I
think booting a RS6k machine with a powerpc disk isn't possible
because they have been configured for Powermacs.

So, back to net booting...
Netbooting requires you to set up the network interface properly. You
can do so from inside the Firmwares Menuing system. Startup the
machine, press F8, and locate the network interface configuration.
To set up the bootp/tftpd server correctly, you need to locate the
NICs MAC adress. There is a "Display system configuration" somewhere
inside the menuing system, that lists the details of the configured
hardware...
There is an ARP issue sometimes: If your boot server is configured
properly, and your F50 starts downloading the boot file, but stops
suddenly (and doesn't do anything from there on), the boot server
might have sent an ARP request to the machine, asking for the NICs IP
adress again. You can resolve this issue by "hardcoding" the IP to the
MAC adress, by using the /usr/sbin/arp command. I had the same
problems some time ago, you'll find more information - and an URL
pointing to a rather good HOWTO of how to set up a boot server in one
of the posts.

Okay, and then it's possible that your machine isn't a F50 at all, at
least my machine - I got it from work, the AIX sysadmins told me it
was one - turned out to be a 7025-F40. ;-(
But okay, since you mentioned you have three way system, this
shouldn't be the problem. ;-)

HTH and good luck!
Christian



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