[haiku-bugs] Re: [Haiku] #6690: Intel Extreme driver does not work

  • From: "tonestone57" <trac@xxxxxxxxxxxx>
  • Date: Fri, 08 Oct 2010 22:21:58 -0000

#6690: Intel Extreme driver does not work
---------------------------------------------+------------------------------
  Reporter:  diger                           |         Owner:  pulkomandy    
      Type:  bug                             |        Status:  assigned      
  Priority:  normal                          |     Milestone:  R1            
 Component:  Drivers/Graphics/intel_extreme  |       Version:  R1/Development
Resolution:                                  |      Keywords:  intel_extreme 
Blocked By:                                  |   Has a Patch:  0             
  Platform:  x86                             |      Blocking:                
---------------------------------------------+------------------------------

Comment (by tonestone57):

 Your ticket is same as #6559 except he gets white screen instead of gray.

 Both of you have: a) i915 graphics b) EDID issue

 r38329 is the problem for you.  You can try r38328 & then r38329 to be
 sure yourself and confirm it.  Would guess that code does not work right
 on i915 (mobile?) graphics chipset.

 Interesting part from your syslog.old below:
 {{{
 69      KERN: intel_extremeintel_extreme_init() completed successfully!
 70      KERN: intel_extreme: accelerant: intel_extreme.accelerant
 71      KERN: intel_init_accelerant()
 72      KERN: PLL limits, min: p 5 (p1 1, p2 10), n 5, m 70 (m1 12, m2 7)
 73      KERN: PLL limits, max: p 80 (p1 8, p2 5), n 10, m 120 (m1 22, m2
 11)
 74      KERN: head detected: 0xa
 75      KERN: adpa: 40008c18, dova: 00000000, dovb: 00480000, lvds:
 c0000300
 76      KERN: DDC: ddc2_read(): DDC information read failure
 77      KERN: Last message repeated 3 times.
 78      KERN: intel_extreme: getting EDID failed!

 5422    KERN: head detected: 0xa
 5423    KERN: adpa: 40008c18, dova: 00000000, dovb: 00480000, lvds:
 c0000300
 5424    KERN: DDC: ddc2_read(): DDC information read failure
 5425    KERN: Last message repeated 3 times.
 5426    KERN: intel_extreme: getting EDID on port A (analog) failed : No
 Error (8). Trying on port C (lvds)
 5427    KERN: DDC: ddc2_read(): DDC information read failure
 5428    KERN: Last message repeated 3 times.
 5429    KERN: intel_extreme: getting EDID on port C failed : No Error (8)
 }}}

-- 
Ticket URL: <http://dev.haiku-os.org/ticket/6690#comment:6>
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