[haiku-bugs] Re: [Haiku] #7487: haiku-nightly-r41272-x86gcc4hybrid-anyboot doesn't boot on acer netbook aO532h

  • From: "kallisti5" <trac@xxxxxxxxxxxx>
  • Date: Mon, 02 May 2011 23:59:41 -0000

#7487: haiku-nightly-r41272-x86gcc4hybrid-anyboot doesn't boot on acer netbook
aO532h
-------------------------------------+-------------------------------------
   Reporter:  threarth               |      Owner:  axeld
       Type:  bug                    |     Status:  new
   Priority:  normal                 |  Milestone:  R1
  Component:                         |    Version:  R1/Development
  Drivers/Graphics/intel_extreme     |   Keywords:  acer netbook ao532h
 Resolution:                         |  intel i915 3150
 Blocked By:                         |   Blocking:
Has a Patch:  0                      |   Platform:  All
-------------------------------------+-------------------------------------
Changes (by kallisti5):

 * component:  System/Boot Loader => Drivers/Graphics/intel_extreme


Comment:

 It looks as though the Intel extreme driver is having problems reading
 EDID modeline information from the LCD/monitor.. or it is just
 ungracefully failing on ports with no monitor attached...

 {{{
 KERN: DDC: ddc2_read(): DDC information read failure
 KERN: Last message repeated 3 times.
 KERN: intel_extreme: getting EDID on port A (analog) failed : No Error
 (8). Trying on port C (lvds)
 KERN: DDC: ddc2_read(): DDC information read failure
 KERN: Last message repeated 3 times.
 KERN: intel_extreme: getting EDID on port C failed : No Error (8)
 }}}

 It does set a resolution though of 1024x600, does this sound like the
 correct native resolution of your built-in lcd?

 Could you try powering on/booting Haiku with an external monitor attached
 to the system without any safe video modes?

-- 
Ticket URL: <http://dev.haiku-os.org/ticket/7487#comment:2>
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