[ipxe-devel] tftp booting a 32bit rhel 5 kernel/initrd (pxeboot images) and iPXE will just "reboot/crash"...

[Torgeir.Wulfsberg at kongsberg.com]

Works perfectly!

Thank you so much for all the hard dedicated work on iPXE.

Thumbs Up!

--Torgeir

> Den 29. juli 2015 kl. 15:21 skrev Michael Brown <mcb30 at ipxe.org>:
>
>> On 29/07/15 12:03, Michael Brown wrote:
>>> On 29/07/15 09:53, Torgeir.Wulfsberg at kongsberg.com wrote:
>>> I recently noticed that iPXE as of the latest commit to this day (built
>>> on my rhel 6/7 client and Ubuntu 15), cannot boot a 32bit rhel 5 pxeboot
>>> kernel/initrd image (I have tested 5u3, 5u8, 5u11 images).
>>
>> Thanks for the detailed bug report!  I have identified the root cause of
>> the problem.  That vmlinuz image has both bzImage and ELFBoot headers,
>> and so its detection by iPXE as bzImage or ELFBoot will depend on which
>> order the objects happen to be linked in.
>>
>> We can work around the problem by ensuring that bzImage detection gets
>> tried first, which is just a case of changing the use of the various
>> PROBE_XXX constants defined in include/ipxe/image.h.  Before I change
>> that, I'd like to experiment a little further to find out why that image
>> is failing to boot correctly when treated as ELFBoot.
>
> Should now be fixed:
>
>  http://git.ipxe.org/ipxe.git/commitdiff/ae7f22e
>
> Thanks!
>
> Michael

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