From: Matthew Garrett <mjg59@srcf.ucam.org>
To: Alex Deucher <alexdeucher@gmail.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
"Maling list - DRI developers" <dri-devel@lists.freedesktop.org>,
"Alex Deucher" <alexander.deucher@amd.com>,
"Christian König" <christian.koenig@amd.com>,
"David Airlie" <airlied@linux.ie>
Subject: Re: [PATCH] radeon: acquire BIOS via firmware subsystem if everything else failed
Date: Tue, 25 Nov 2014 17:25:50 +0000 [thread overview]
Message-ID: <20141125172550.GA19688@srcf.ucam.org> (raw)
In-Reply-To: <CADnq5_OCeJ2M6qJXLXVow-RN6nZjBjmhQwu-FLSjLwwLWpsE5w@mail.gmail.com>
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@srcf.ucam.org
next prev parent reply other threads:[~2014-11-25 17:25 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-22 19:30 Wilfried Klaebe
2014-11-25 17:14 ` Alex Deucher
2014-11-25 17:25 ` Matthew Garrett [this message]
2014-11-26 12:22 ` Wilfried Klaebe
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