[haiku-bugs] Re: [Haiku] #7973: No keyboard after graphics

  • From: "siarzhuk" <trac@xxxxxxxxxxxx>
  • Date: Thu, 29 Sep 2011 09:25:01 -0000

#7973: No keyboard after graphics
------------------------------------+----------------------------
   Reporter:  Doomtron              |      Owner:  siarzhuk
       Type:  bug                   |     Status:  new
   Priority:  normal                |  Milestone:  R1
  Component:  Drivers/Keyboard/PS2  |    Version:  R1/Development
 Resolution:                        |   Keywords:
 Blocked By:                        |   Blocking:
Has a Patch:  0                     |   Platform:  All
------------------------------------+----------------------------

Comment (by siarzhuk):

 Replying to [comment:15 Doomtron]:
 > My keyboard is working now :D

 Nice to hear. The tracing says that the "disable keyboard bit" in command
 byte was "on" after keyboard reset. This bit was forced back to "off" in
 my changes. Looks like that was the problem.

 Well, we have found the origin of the problem, but still should find a way
 to fix it correctly. :-) I have prepared yet another customized version of
 ps2 bus manager - this one send the "enable" command during keyboard
 probing. It looks like more safe way to enable it than direct operating by
 bits in the command byte. The name is "ps2+enable.bz2" Could you, please,
 try it too? Note the name of unpacked module must be "ps2". ;-)

 Thank you!

 PS: Tomorrow (30 Sep) I'm going to vacations until the 11th October. I
 will commit the fix after my return - it is a good idea to be available
 for urgent fixes in case of possible [bad] side effect of my changes. :-)
 So if you need a version that do not overflow the syslog with ps2
 debugging stuff - please let me know ASAP - I try to prepare it for you.

-- 
Ticket URL: <http://dev.haiku-os.org/ticket/7973#comment:16>
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