Re: Booting ELF image using redboot

Subodh Nijsure wrote:
> I am new to using redboot and I need some help.
> 
> This is x86 platform.
> 
> On this platform I can boot the bzImage but not the ELF format linux image.
> 
> Example if I have following boot script my board boots fine.
> 
> load -v -r -m disk -b 0x200000 hda2:bzImage
> exec -b 0x200000 -l 0x300000 -c "console=ttyS0,115200 ip=dhcp
> root=/dev/nfs  (some env specific stuff) "
> 
> However I can not get redboot to load the ELF image I see message (
> Bootsector magic not found (0x8954 @ 0x002001fe)
> 
> (Not this  vmlinux  was produced by build process that created bzImage
> that works)
> 
> load -v -r -m disk -b 0x200000 hda2:vmlinux
> exec -b 0x200000 -l 0x300000 -c "console=ttyS0,115200 ip=dhcp
> root=/dev/nfs  (some env specific stuff) "
> Bootsector magic not found (0x8954 @ 0x002001fe)
> 
> Reason I am trying to boot ELF image is I am trying to use wraplinux
> utility to wrap kernel and initrd, wraplinux produce
> 
> Would appreciate any pointers as to what parameters I need to fix for
> load/exec when loading ELF file.

Try leaving out the '-r' and '-b' options - ELF loading
should not need them.

-- 
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Gary Thomas                 |  Consulting for the
MLB Associates              |    Embedded world
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