[PATCH 0/2] x86, ia64: Move EFI_FB vga_default_device() initialization to pci_vga_fixup()

Andreas Noever andreas.noever at gmail.com
Tue Aug 19 08:45:00 PDT 2014

On Sat, Aug 16, 2014 at 7:21 PM, Bruno Prémont
<bonbons at linux-vserver.org> wrote:
> This series improves on commit 20cde694027e (x86, ia64: Move EFI_FB
> vga_default_device() initialization to pci_vga_fixup()):
> - cleanup remaining but always-true #ifndefs
> - fix boot regression on dual-GPU Macs
> Andreas, can you please test this series? It is a modification from
> previous testing patch that should still work fine for you.
> That testing patch would have been failing X startup on old BIOS systems
> booted with vga=normal (or otherwise in VGA text mode).
> Greg, in case you have scheduled above-mentioned commit for your next
> stable iteration, please hold it back in the queue until this follow-up
> has landed and can be included within the same stable update as alone
> that patch regresses for Macs with dual-GPU and using efifb.
> Bruno

Fails again (with and without efifb).

The vga_set_default_device in vga_arbiter_add_pci_device is at fault.
It sets the boot video device to intel. Removing it makes the system
bootable again.

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