pxeboot with amd64 vs i386

Danny Braniss danny at cs.huji.ac.il
Thu May 18 02:34:44 PDT 2006

> I have my first SMP amd64 box at the office now to work with, and thought it 
> was all going to be easy.  Sadly not, or at least, not yet. :-)
> I configured dhcpd, tftpd, and nfs to export the 6.1 install CD from my 
> notebook.  All good so far.  The problem is as follows: if I insert the 6.1 
> i386 release CD, it all works great.  If I insert the amd64 CD, then I get the 
> following after pxeboot has been going for a bit:
> (root at bloom.cse.buffalo.edu, Sun May  7 02:16:38 UTC 2006)
> Can't work out which disk we are booting from.Guessed BIOS device 0xffffffff not found by probes, defaulting to 
> disk0:
> can't load 'kernel'
> At that point, lsdev shows the disk devices, but not the pxeboot "disk", which 
> leaves me without a kernel, etc.  So something is different between the i386 
> and amd64 disks, or maybe there's a problem with my BIOS.  I was wondering if 
> anyone else had set up a similar configuration and had it work?
> Robert N M Watson

I had similar experience, i recompiled a fresh pxeboot, and it's ok now.


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