#3479 BLOC Trial-3: i2c timeout hang

Zarro Boogs per Child bugtracker at laptop.org
Mon Sep 17 17:02:44 EDT 2007


#3479: i2c timeout hang
----------------------+-----------------------------------------------------
  Reporter:  cjb      |       Owner:  dilinger
      Type:  defect   |      Status:  new     
  Priority:  blocker  |   Milestone:  Trial-3 
 Component:  kernel   |     Version:          
Resolution:           |    Keywords:          
  Verified:  0        |  
----------------------+-----------------------------------------------------

Comment(by wmb at firmworks.com):

 If anyone wants to try turning off the firmware smbus workaround that is
 in the resume path, here is a recipe that works on q2c26:

 ok f0455 3e 90 fill

 That line overwrites the RAM copy of the workaround code sequence with
 NOP's (0x90 bytes).

-- 
Ticket URL: <https://dev.laptop.org/ticket/3479#comment:4>
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