Running Mir on phablet
Daniel van Vugt
daniel.van.vugt at canonical.com
Tue Jul 30 08:38:01 UTC 2013
SurfaceFlinger actually coexists with Mir so long as it's not being used
(Unity8). It's quite happy to let Mir flip buffers when it's not (stop
My issue is that I can't start Mir if it happens that the screen has
been turned off (locked/screensaver). Mir doesn't have the smarts to
know how to turn it on. Unless I'm doing something wrong...
This issue was first reported as part of:
On 30/07/13 16:24, Kevin Gunn wrote:
> Hey Daniel,
> I'm no expert, but is there a chance you're fighting with
> surfaceflinger...this is what the intended Kevin usually says.
> Apparently its fairly stubborn about being killed (and tries
> aggressively restart)
> Also, mterry had put together some updated instructions
> just in case things have change from what process you might be following.
> it has some surface flinger related instructions at the bottom...hoping
> it helps.
> On Tue, Jul 30, 2013 at 3:06 AM, Daniel van Vugt
> <daniel.van.vugt at canonical.com <mailto:daniel.van.vugt at canonical.com>>
> Kevin, anyone,
> I notice running Mir on the latest phablet images (Nexus 4) is still
> not foolproof. Half the time, when I stop Unity8, that completely
> blanks the screen which prevents any Mir server from starting.
> Mir can only start, it seems, if the screen is not fully blanked. If
> it is blanked then I get permission errors (failed to unblank
> display), even running as root.
> What's the trick/recommended approach? It seems my old tricks don't
> work any more now the phablet images are "flipped".
> - Daniel
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