From: bugzilla-daemon@freedesktop.org
To: dri-devel@lists.freedesktop.org
Subject: [Bug 26891] Radeon KMS fails with inaccessible AtomBIOS on systems with (U)EFI boot
Date: Fri, 03 Aug 2012 19:23:34 +0000 [thread overview]
Message-ID: <bug-26891-502-w0oNcHVpPc@http.bugs.freedesktop.org/> (raw)
In-Reply-To: <bug-26891-502@http.bugs.freedesktop.org/>
https://bugs.freedesktop.org/show_bug.cgi?id=26891
--- Comment #27 from Alex Deucher <agd5f@yahoo.com> 2012-08-03 19:23:34 UTC ---
(In reply to comment #26)
> Created attachment 65100 [details] [review]
> hacked-up radeon VFCT BIOS access patch
>
> So the good news is that a VFCT ACPI table does indeed show up when I boot
> under UEFI native mode on the HP EliteBook.
>
> I hacked up some code to get the BIOS from there and it successfully brought up
> the card and drove my DisplayPort screen. (hack patch attached)
>
Excellent.
> The bad news is that the LVDS panel first went backlight-off, on starting X
> started displaying flickering pixelgarbage and at some later point the entire
> box locked up.
You probably need this patch:
http://lists.freedesktop.org/archives/dri-devel/2012-July/025567.html
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next prev parent reply other threads:[~2012-08-03 19:23 UTC|newest]
Thread overview: 67+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-04 20:46 [Bug 26891] New: Radeon KMS on Macs with EFI boot bugzilla-daemon
2010-03-04 20:50 ` [Bug 26891] " bugzilla-daemon
2011-05-12 12:06 ` bugzilla-daemon
2011-05-16 20:27 ` bugzilla-daemon
2011-05-17 9:50 ` bugzilla-daemon
2011-05-17 10:31 ` bugzilla-daemon
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2011-05-19 13:22 ` bugzilla-daemon
2012-01-15 12:09 ` bugzilla-daemon
2012-02-05 0:38 ` bugzilla-daemon
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2012-02-05 10:27 ` bugzilla-daemon
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2012-03-31 16:39 ` bugzilla-daemon
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2012-04-10 13:14 ` bugzilla-daemon
2012-04-11 1:45 ` bugzilla-daemon
2012-05-01 17:24 ` bugzilla-daemon
2012-08-03 16:12 ` [Bug 26891] Radeon KMS fails with inaccessible AtomBIOS on systems with (U)EFI boot bugzilla-daemon
2012-08-03 16:33 ` bugzilla-daemon
2012-08-03 17:12 ` bugzilla-daemon
2012-08-03 17:26 ` bugzilla-daemon
2012-08-03 18:49 ` bugzilla-daemon
2012-08-03 19:23 ` bugzilla-daemon [this message]
2012-08-03 21:17 ` bugzilla-daemon
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2012-08-03 23:21 ` bugzilla-daemon
2012-08-09 21:10 ` bugzilla-daemon
2012-08-12 17:52 ` bugzilla-daemon
2012-08-30 1:48 ` bugzilla-daemon
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2012-10-11 23:27 ` bugzilla-daemon
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2012-12-29 10:41 ` bugzilla-daemon
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2013-04-12 2:02 ` bugzilla-daemon
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