CRAMFS: Error -3 while decompressing!

[Wolfgang Denk]

In message <918EB199DDDFFA42BEA2EB3A1C6021F3D49640 at correo.fagorautomation.net> you wrote:
> 
> We would want to use a Compact Flash card with VFAT file system to boot
> our system, so we need to store a linux kernel image and an initrd image
> on it.

Did you read http://www.denx.de/wiki/view/DULG/RootFileSystemInAReadOnlyFile ???

> U-Boot can load linux kernel image and initrd from Compact Flash to RAM.

No need to waste memory on a (big) ramdisk.

> We haven't choose already the initrd file system type, but CRAMFS is an
> option. However, as I mentioned in the previos message, a CRAMFS initrd
> doesn´t boot in our board.

cramfs makes no sense on a ramdisk image. Use ext2.

Best regards,

Wolfgang Denk

-- 
Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
In theory, there is no difference between  theory  and  practice.  In
practice, however, there is.