[haiku-bugs] Re: [Haiku] #15241: Intel HD Graphics Ironlake driver issue

  • From: "Haiku" <trac@xxxxxxxxxxxx>
  • To: undisclosed-recipients: ;
  • Date: Fri, 09 Aug 2019 20:57:34 -0000

#15241: Intel HD Graphics Ironlake driver issue
----------------------------------------------+----------------------------
   Reporter:  cocobean                        |      Owner:  kallisti5
       Type:  bug                             |     Status:  new
   Priority:  normal                          |  Milestone:  Unscheduled
  Component:  Drivers/Graphics/intel_extreme  |    Version:  R1/Development
 Resolution:                                  |   Keywords:
 Blocked By:                                  |   Blocking:
Has a Patch:  0                               |   Platform:  All
----------------------------------------------+----------------------------

Comment (by cocobean):

 Seems like the intel_extreme driver grabs the monitor's EDID and IGP VBIOS
 info - so I see two sets of display resolutions tables:
 {{{
 VBIOS max res: 1920x1440
 monitor max res: 1280x1024@75hz)
 }}}

 Then, either I can get past the Haiku boot splash screen and it fails to a
 black screen, or it just fails directly after I use the Haiku boot loader
 menu. Sometimes, I don't get the Haiku logo splash screen at all until it
 fails to black screen.

 With effort, I can get it to load with the VESA driver in which I can
 modify screen resolutions up to 1920x1440 (I also see this in the boot
 menu for modifying default screen mode settings).

-- 
Ticket URL: <https://dev.haiku-os.org/ticket/15241#comment:1>
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