Bug 27805

Summary: Corruption with dual screens on RV380
Product: xorg Reporter: Peter Jeremy <peterjeremy>
Component: Driver/RadeonAssignee: xf86-video-ati maintainers <xorg-driver-ati>
Status: RESOLVED INVALID QA Contact: Xorg Project Team <xorg-team>
Severity: major    
Priority: medium Keywords: regression
Version: 7.5 (2009.10)   
Hardware: x86-64 (AMD64)   
OS: FreeBSD   
Whiteboard:
i915 platform: i915 features:
Attachments:
Description Flags
Picture of corrupt screen
none
Xorg.0.log
none
Verbose boot messages
none
xorg.conf used
none
xwd of screen none

Description Peter Jeremy 2010-04-22 21:38:04 UTC
Created attachment 35243 [details]
Picture of corrupt screen

I am trying to upgrade an existing configuration that uses FreeBSD-7.2/amd64 and Xorg 7.4 (X server 1.6.1 + radeon 6.12.2) with an ATI RV380 (Radeon X600) and dual screens to FreeBSD 8.0 and Xorg 7.5 (X server 1.7.5 + radeon 6.12.4).  Whilst it appears to work satisfactorily with a single screen and using only the first screen in my dual screen configuration, attempting to move a window onto the second screen causes corruption on both screens and is very slow to render on the second screen.

It looks like the right-hand screen is mirrored across both screens with about 1/3 screen horizontal offset.

I have tried using radeon 6.12.6 with no difference.
Comment 1 Peter Jeremy 2010-04-22 21:38:47 UTC
Created attachment 35244 [details]
Xorg.0.log
Comment 2 Peter Jeremy 2010-04-22 21:39:52 UTC
Created attachment 35245 [details]
Verbose boot messages
Comment 3 Peter Jeremy 2010-04-22 21:40:53 UTC
Created attachment 35246 [details]
xorg.conf used
Comment 4 Peter Jeremy 2010-04-22 21:43:41 UTC
Created attachment 35247 [details]
xwd of screen

Note that the xwd roughly matches the photo but the content of the RHS screen is mangled.
Comment 5 Michel Dänzer 2010-04-23 00:39:34 UTC
Is current xf86-video-ati Git master any better?
Comment 6 Peter Jeremy 2010-04-26 15:43:48 UTC
(In reply to comment #5)
> Is current xf86-video-ati Git master any better?

No change.  Same corruption when using the second screen.
Comment 7 Peter Jeremy 2010-04-27 19:34:43 UTC
I have just tried using an i386 version of FreeBSD and Xorg7.5 and not only does
the dual-screen corruption still exist but twm is failing to draw borders around the windows (with the exception of the resize and menu widgets and title text).
Comment 8 Adam Jackson 2018-06-12 19:10:31 UTC
Mass closure: This bug has been untouched for more than six years, and is not
obviously still valid. Please reopen this bug or file a new report if you continue to experience issues with current releases.

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