Re: [PATCH] radeon: acquire BIOS via firmware subsystem if everything else failed

From: Matthew Garrett
Date: Tue Nov 25 2014 - 12:25:59 EST


On Tue, Nov 25, 2014 at 12:14:21PM -0500, Alex Deucher wrote:
> The vbios image is available via ACPI prior to the OS taking over.
> IIRC, Matthew Garret fixed up the bootloader to fetch the vbios image
> prior to loading Linux so that it could be accessed after the OS
> loaded.

EFI rather than ACPI, but yeah. In theory this should work fine if
you're using the EFI entry point. I don't know whether the patches for
linuxefi were ever accepted by grub upstream - if not, pushing those
would make more sense.

--
Matthew Garrett | mjg59@xxxxxxxxxxxxx
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