Bug#757697: RFE: Autodetection of architecture at boot time to load appropiate kernel

[Michal Suchanek <hramrach@gmail.com>]

Hello,

On 10 August 2014 at 18:31, Adrian Gibanel Lopez <adrian15sgd@gmail.com> wrote:
> Source: live-config
> Severity: wishlist
>
> Dear Maintainer,
>
>   If one has configured its Debian Live to have more than one architecture
> kernel this is what I am expecting would be the default behaviour is:
>
> * Add an auto entry
> * Auto entry will either load the Kernel64 entry is a 64bit architecture is
> detected or load the Kernel(not 64) entry is no 64bit architecture is detected.
>
> * In order to achieve that behaviour:
>
> ** With GRUB2 you should use "cpuid -l" command as seen in Rescatux grub cfg
> file:
>
> http://sourceforge.net/p/rescatux/git/ci/a332cbb67e10e8cc3f73bcad8e4893c1acda115a/tree/rescatux_grub.cfg
> Upstream documentation: http://www.gnu.org/software/grub/manual/grub.html#cpuid
>
> ** With Isolinux / Syslinux you should use the ifcpu64.c32 comboot module as
> seen in tails:
>
> https://git-tails.immerda.ch/tails/tree/config/binary_local-
> hooks/20-syslinux_detect_cpu?id=deb15c765e2b34fe587c96ca590981a59a278922
>
> Upstream documentation: http://www.syslinux.org/wiki/index.php/Ifcpu64.c32
>
> Thank you!
>

While at this is it also possible to detect i486 vs i686-pae?

Thanks

Michal