On Thu, Apr 14, 2011 at 1:54 PM, Rogelio Garcia
<[email protected]> wrote:
> Hello all,
> I think this issue is finally fixed. Using Panda board 2.0 and DDK 1.7.5.0 
> (4403). The average time taken to call eglInitialize is 109.9 ms with maximum 
> time of 115 ms. This measured using the provided eglinit app
>
> rogelio@rogelio-panda:~$ time ./eglinit
>
> real    0m0.106s
> user    0m0.008s
> sys     0m0.055s

Cool, good to know. Should be uploading a new SGX driver version
(probably based on this revision) until the end of this week.

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https://bugs.launchpad.net/bugs/690821

Title:
  Calling eglInitialize() takes too long

Status in Ubuntu OMAP4 graphics addons:
  New

Bug description:
  With the latest drivers on an SDP 4430 board calling eglInitialize
  takes extremely long. Running the example program (attached) on an
  completely idle system produces the following results:

  # time ./eglinit       
  real  0m5.797s
  user  0m0.008s
  sys   0m1.055s

  # time ./eglinit
  real  0m10.523s
  user  0m0.008s
  sys   0m1.047s

  # time ./eglinit
  real  0m30.459s
  user  0m0.008s
  sys   0m1.055s

  # time ./eglinit
  real  0m5.638s
  user  0m0.008s
  sys   0m1.055s

  # time ./eglinit
  real  0m10.088s
  user  0m0.008s
  sys   0m1.047s

  I have attached an strace capture of a sample run that shows that the
  delay is happening in an ioctl() around line 10000.

  The trace also shows that the driver wastes a lot of time trying out
  /dev/dri/* devices, but that is another subject :)

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