[syslinux] PXElinux question - not in FAQ (additional DHCP options)
Josef Siemes
jsiemes at web.de
Fri Mar 7 08:59:55 PST 2003
Woody Suwalski <woody at suwalski.net> schrieb am 07.03.03 17:57:26:
>
> Peter, we have met in Cyber space looong time ago, when I was requesting
> 10:minor numbers for the Netwinder project....
>
> Now I am trying to build a network boot for Xandros distribution.
>
> I have it working, however I need to do 2 DHCP cycles - 1 happens in
> PXE, and then it repeats in my network boot code (based on BusyBox). All
> I need in the second stage is the NFS image address, passed by DHCP as
> option root-path "dell:/XandrosInstallCD";
>
> I could modify DHCP to use option vendor-encapsulated-options instead.
> Is this one "eaten" by PXE firmware? What for is it in the first place?
>
> Would be nice if PXE linux could pass on the kernel command line other
> vars similar to IPAPPEND info, but from your code it looks that
> pxelinux is not parsing other DHCP options...
>
> Unless I could use your PXELINUX_MAGIC option. Since I do not need extra
> config files, I could use the field to specify NFS root. But how to pass
> it later to the kernel?
>
> Thanks, Woody
>
>
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