[haiku-bugs] Re: [Haiku] #2769: Radeon driver is Slower than VESA ...

  • From: "mks" <trac@xxxxxxxxxxxx>
  • Date: Tue, 05 Jun 2012 17:23:06 -0000

#2769: Radeon driver is Slower than VESA ...
---------------------------------------+---------------------------
   Reporter:  herdemir                 |      Owner:  euan
       Type:  bug                      |     Status:  new
   Priority:  normal                   |  Milestone:  R1
  Component:  Drivers/Graphics/radeon  |    Version:  R1/pre-alpha1
 Resolution:                           |   Keywords:
 Blocked By:                           |   Blocking:  7662
Has a Patch:  0                        |   Platform:  All
---------------------------------------+---------------------------

Comment (by mks):

 I can't notice any flickering on the T23 and I am pretty certain there
 wasn't any flickering on the other 2 machines.

 I wanted to start by putting in some test outputs for myself to better
 understand, what's going on but I already have some more questions …

 How can I properly enable the trace output in app_server? There is a
 DEBUG_DRIVER_MODULE ifdef at the top of AccelerantHWInterface, but how can
 I tell jam to enable this? Also, where do those trace outputs appear?

 Regarding the memory speed measuring: I guess I need to do this with
 fFrameBufferConfig.frame_buffer(_dma?). Do I understand you correctly,
 that I only have to get the time needed to read/write a (few) frame(s)?

 And lastly: Should I rather take my questions to the mailing list, or is
 it Ok right here in the ticket?

-- 
Ticket URL: <http://dev.haiku-os.org/ticket/2769#comment:32>
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