Re: Determining boot server and own IP on sparc64-ieee1275

[Seth Goldberg]

Hi,

  I'll try to gather this info for you.

  --S

On Jul 6, 2011, at 5:13 AM, Vladimir 'φ-coder/phcoder' 
Serbinenko<address@hidden> wrote:

> Hello, David. I'm currently working on improving network support in
> GRUB2.  On IEEE1275 we use read/write functions to receive/send packets
> in conjunction with a IP+UDP+ARP+BOOTP+TFTP implementation. On IBM
> machines when netbooted we get BOOTP/DHCP reply use by IEEE1275 in
> "bootppkt" property which allows us to easily, reliably and
> automatically configure GRUB to continue loading from the same server
> using same network parameters. However on my Sun Netra X1 I have to use
> RARP and I haven't found the network boot configuration in device tree.
> So my questions are:
> 1) Is there any way to retrieve client and server IP on sparc64 used by
> IEEE1275 or do we have to redo RARP ourselves?
> According to a web search newer sparc machines use BOOTP or DHCP instead
> of or as an alternative to RARP.
> 2) Do they store bootp reply in some property?
> 3) If they don't is there a way to at least determine which protocol was
> used (RARP, BOOTP or DHCP)?
> Thank you in advance.
> 
> -- 
> Regards
> Vladimir 'φ-coder/phcoder' Serbinenko
> 
> 
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