I just tried to attach my latest xorg. It has two values: In this case, you can install the Trusty Hardware Enablement Stack , which brings new versions of Linux kernel and Radeon driver. Valid values are 16 and The output of lspci says I have This attribute is useful for things like clone mode where the user can best decide which display should be synced.
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Now choosing to order the older graphics cards on the AMD homepage returns a notice that they moved to a legacy driver support structure.
Join Date May Beans 3. This option is intended to be used in following cases: Bug attachments Kernel crash on boot edit Xorg.
This option attempts to avoid tearing by stalling the engine until the display controller has passed the destination region. Enable this option to skip the BIOS connector table parsing and use the driver defaults for each chip.
AMD Provides Legacy Driver for Old ATI Cards » Linux Magazine
Registered protocol family 17 [ Make sure your OpenGL renderer string does not say “software rasterizer” or “llvmpipe” because that would mean you have no 3D hardware acceleration: If it hangs there, you need to disable your tls settings.
Just tried Dapper flight 5 and x hangs except when defaulting to external monitor. The default, ‘auto’ -1will sync to the display controller that more of the video is on; when this is ambiguous, the display controller associated with the RandR primary output is preferred.
Values other raden and may not make sense. Further details are on the AMD homepage. Scanning for PnP cards But the X-Crashing with ati-driver could be a big problem for many people. Could this be the same problem?
Using fglrx with Mobility Radeon x you probably need to reinstall or unblacklist the radeon driver. If disabled, no scanline synchronization is performed, meaning tearing will likely occur.
AMD Provides Legacy Driver for Old ATI Cards
I have had to downgrade back to Ubuntu 5. This should greatly help power consumption, especially when idle. Enable DRI2 page flipping. Option “SWcursor” ” boolean ” Selects software cursor. This should be set automatically, but no one knows what the limit is for which chip.