[Soekris] net4501 woes

[Rainer Ruecker]

On Wed, Aug 15, 2007 at 11:23:48AM -0700, Heather Lockridge wrote:
> Hi all, 
> 
> An odd thing is happening.
> 
> I have been working with net 4801s as my earlier post about modems shows.  I was handed a net4501 by my boss yesterday and asked to build a linux system on it.  With the 4801s I boot from an nfs root partition and then copy it to a CF card. I learned this from posts in the list.
> 
> So, I built a 2.6.20.4 kernel like I have been using recently on my net4801s. I changed the processor subarchitecture type to Elan and updated my tftp server parameters so that the new kernel would be loaded by PXEboot.
> 
> When I boot the net4501 with 1.31 Combios, the new kernel is loaded and then stops after this:
> 
> IP-Config: Complete:
>       device=eth0, addr=192.168.1.228, mask=255.255.255.0, gw=192.168.1.2,
>      host=192.168.1.228, domain=localdomain, nis-domain=(none),
>      bootserver=192.168.1.121, rootserver=192.168.1.121, rootpath=
> Looking up port of RPC 100003/2 on 192.168.1.121
> Looking up port of RPC 100005/1 on 192.168.1.121
> VFS: Mounted root (nfs filesystem).
> Freeing unused kernel memory: 188k freed
> 
> In other words, the kernel on boot seems not to be picking up the rootpath from the pxeboot default file, which contains:
> 
> DEFAULT soekris
> SERIAL 0 9600
> label soekris
>   kernel  vmlinuz.net4501
> append console=ttyS0,9600n81  root=/dev/nfs nfsroot=192.168.1.121:/soekrs-root ip=dhcp panic=10 ramdisk_size=16384 rw

... there's probably an "i" missing in the nfsroot-parameter...

> 
> The only change in this file from the one used for 4801s is the kernel name.
> 
> On the 4801s which boot fine this way, the corresponding set of boot messages are:
> 
> IP-Config: Complete:
>       device=eth0, addr=192.168.1.226, mask=255.255.255.0, gw=192.168.1.2,
>      host=192.168.1.226, domain=localdomain, nis-domain=(none),
>      bootserver=192.168.1.121, rootserver=192.168.1.121, rootpath=soekris-root

According to the pxeboot default file it should look for soekrs-root ...

> Looking up port of RPC 100003/2 on 192.168.1.121
> Looking up port of RPC 100005/1 on 192.168.1.121
> VFS: Mounted root (nfs filesystem).
> Freeing unused kernel memory: 172k freed
> INIT: version 2.85 booting
> 
> and then it boots off the nfs served root partition.
> 
> I know this is an odd question, but does anyone have an idea why the "root-path" is missing on the 4501?
> 
> Thanks,  I appreciate the help of this list.
> 
> Regards,
> 
> Heather

Just my 2 cents,
Rainer