[arch-releng] [RFC][PATCH][v2] [configs/releng] Add 32-bit EFI support

beest gnubeest at zoho.com
Fri Mar 10 19:14:15 UTC 2017

On Fri, Mar 10, 2017 at 07:59:54PM +0100, Thomas Bächler wrote:
> Am 07.03.2017 um 16:50 schrieb Gerardo Exequiel Pozzi via arch-releng:
> > Support booting 64-bit Linux, from 32-bit EFI firmware.
> > 
> > Only tested on qemu with ovmf, does not work at all.
> > cdrom mode: qemu stop with bad instruction address
> > hybrid mode: qemu just freeze at tianocore logo with a upper pixed dot.
> Are you sure you want to use syslinux for this? I tried this once with
> efilinux and had some success, but some problems as well. I am just
> asking because my experience with syslinux and EFI was very bad.
> Is this even a use case? What kind of machines come with 32 bit EFI?
Atoms, some old Acer and Asus machines, early Intel Macs. I have a C2D
iMac where the only distro installer that will work from EFI (without
extra work) is Debian's. Also note that booting 64-bit Linux kernels
from a 32-bit EFI is only something that's happened in the past couple
of years, if I recall.

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