[ELDK] Debian Lenny Install on AMCC 405EX (Kilauea)

Vitaly Bordug vitb at kernel.crashing.org
Thu Sep 25 02:52:54 CEST 2008

В Wed, 24 Sep 2008 17:50:21 -0400
"Jason Hanna" <jason.m.hanna.at.coincident at gmail.com> пишет:

> Hi All,
> I'm a little stuck on my Debian (Lenny) install.
> My goal is to run Lenny on my AMCC 405EX Kilauea board with an
> NFS-mounted root file system served from my Lenny (AMD64) development
> host. Ideally I'd like to do this without attaching a CD/ROM or
> additional storage device to my Kilauea.
> I've taken a look at several of the application notes posted on
> denx.de and thought the best approach would be similar to the one
> described at:
> http://www.denx.de/wiki/view/DULG/AN2004_08_DebianOnPowerpcInstallationHowto
> Briefly summarized, here's what I did:
> * Install and Setup ELDK on AMD64 Host
> * Configure AMD64 Host as TFTP and NFS Server
> * Download Linux 2.6.26 Kernel Source
> * Prepared .config Using 40x/kilauea_defconfig
> * Enabled CONFIG_MATH_EMULATION in .config for Floating Point
> Emulation
> * Cross-Compiled Kernel
> * Cross-Compiled FTD Blob
> * Downloaded Lenny Net Install ISO
> * Extracted ISO Install Files to NFS Subdirectory
> * Used mkimage to Convert initrd.gz to U-Boot Supported Ramdisk
> * Copied Ramdisk, uImage, and FTD Blob to TFTP Directory
> * Modified and Added U-Boot Environment Variables
> * Successfully Booted to Install Screen
> * Selected Language and Country
> * Error Out at CD-ROM Configuration (Skipped)
> * Configured Network
> * Exit to Shell
> This is the point where I get stuck. When I attempt to mount my NFS
> directory using the following command:
> mount -o nolock -t nfs <nfs-svr-ip>:<nfs-mnt> /somedir
> BusyBox returns the following exception:
> mount: mounting <nfs-svr-ip>:<nfs-mnt> on /somedir failed: Invalid
> Argument
> I can mount the same NFS directory from other systems and I've
> confirmed (using wget) that my Kilauea does have network access. No
> related errors or exceptions are found in /var/log/syslog.
> I'm speculating that the compiled version of BusyBox included with my
> Lenny Install might not be configured to allow NFS mounts? I'm
> guessing I could probably find the config options in the Debian source
> tree, but I'm not exactly sure where exactly to look.
> Plus I'm not sure the Lenny Installer will let me select this as an
> installation medium even if I successfully make the NFS mount? The
> options differ from the ones mentioned in the application note
> referenced above.

I think I saw similar issue when kernel did not have all NFS-related
stuff on (NFS v3, maybe v4 even). 

Are you able to boot your board with ELDK NFS root filesystem?

> Any suggestions or alternative approaches are greatly appreciated.
> -jmh
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