Re: Using RPL to load grub

[Yedidyah Bar-David]

On Fri, Feb 10, 2006 at 10:53:05AM -0700, Shaun Jackman wrote:
> Hello,
> 
> I have a touchscreen computer that has a RPL (remote program load)
> network boot ROM built into it. I was able to use the open source rpld
> program to load grub/stage2 and reached a grub command prompt. I was
> then able to use grub's DHCP and TFTP support to load an NFS root
> Linux kernel and net booted my touch panel with the stock network boot
> ROM. All is good.
> 
> Except, I'd rather like to eliminate the interactive step at grub's
> command line, which is necessary because grub doesn't have a config
> file. So, rpld let's one place an arbitrary file into an arbitrary
> location in memory. If I were able to place the grub configuration
> file somehwere in memory where grub new to look for it, life would be
> happy indeed. Is there such a magical place?

I have no idea, but I do not think it should be necessary - how did you
compile your grub? I am pretty sure something like '--enable-diskless'
should make it config through the network. I know this is so for nbgrub
and pxegrub, but never tried what you did (rpl and stage2 directly).
-- 
Didi