[haiku-bugs] Re: [Haiku] #5838: Enabled ACPI , but cant install Battery Bar Replicant in tray.

  • From: "phoudoin" <trac@xxxxxxxxxxxx>
  • Date: Thu, 06 May 2010 11:09:56 -0000

#5838: Enabled ACPI , but cant install Battery Bar Replicant in tray.
--------------------------+-------------------------------------------------
 Reporter:  streak        |       Owner:  czeidler      
     Type:  bug           |      Status:  assigned      
 Priority:  normal        |   Milestone:  R1/alpha2     
Component:  Drivers/ACPI  |     Version:  R1/Development
 Keywords:                |   Blockedby:                
 Platform:  All           |    Blocking:                
--------------------------+-------------------------------------------------

Comment(by phoudoin):

 Currently the driver supports only EIST control & status registers
 addresses and freq/states values hardcoded.

 But here it sounds like EIST set and get state MSR registers are not
 located/setup by MSI bios at default addresses 0x198 and 0x199. These
 locations should probably be retrieved from _PCT ACPI object instead, as
 the supported freq/states pairs, in _PSS ACPI object. In particular when
 ACPI 2.0 is in used, like with this MSI Wind.

-- 
Ticket URL: <http://dev.haiku-os.org/ticket/5838#comment:14>
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