Help needed with initramfs

[Scott Wood]

On Mon, Jan 26, 2009 at 11:17:05AM +0100, Jean-Michel Hautbois wrote:
> I have a working Kernel with a NFS mounted root filesystem.
> I am trying to use my root file system, but with the use of initramfs.
> 
> Compiling the kernel is not a problem, but when booting, I have the
> following error:
> 
> "Insufficient memory for kernel at address 0! (_start=00400000, uncompressed
> size=005a0b0c)"
> 
> I understand that my load address is 0x400000 and that the image is too big,
> but I can't find where this load adress is defined.
> It seems (from the .../arch/powerpc/boot/wrapper file) that this adress is
> calculated from the _start adress in the objfile.
> 
> Is it possible to change this adress ?
> What can I do (with the idea of not reducing the size of my rootfs) ?

You can change link_address in arch/powerpc/boot/wrapper, or provide a
vmlinux_alloc method in the wrapper ops struct.

-Scott