4.0a
Apr. 2010
Errata corrected and clarifications added.
Removed text concerning government requirement of mechanical off
Clarified URL update document, Corrected section references for APIC, SLIT, SRAT
in Table 5-5, Update URLs and reformated Table 5-6
Corrected reference to Interrupt Source Override Structure
Corrected name for CPEP table
Corrected reference to SMBus, should be IPMI
Clarified BusCheck and DeviceCheck notifications in Table 5-53
Added link to non-ACPI Plug and Play ID reference document
Added missing _ATT and _GAI names, Corrected page/section references in Table 5-
67
Corrected EndTag name value. Was 0x78, correct value is 0x79 Table 6-33
Consumer/Producer bit is ignored (Restored 2.0C change that had been lost)
Clarified use of _GLK (Global Lock) object
Corrected definition of _TSD object
Corrected definition of _PSD object
Corrected table name (CPEP)
Corrected “maximum positive adjustment” value. Was 500%, correct value is 50%,
Updated description of example – 300 to 400 lux, Eliminated hardcoded package
lengths in examples, Changed “brightness” to “highest ambient light value”
Corrected reference to _IDE, should be _GTM. Corrected table reference
Clarified GPE Block Device Description
Corrected _PLD object examples
Repaired diagram that would not display properly Figure 10-2
Added missing _BCT method to Table 10-3
Clarified that OEM Information field should contain NULL string if not supported in
Table 10-4 &Table 10-5
Corrected description of _BTM arguments and return value
Clarified description of _BCT return value
Corrected HID for Power Source device. Was ACPI0003, correct value is ACPI0004
Corrected _PIF example. First package element was a Buffer, should be Integer,
Clarified that OEM Information field should contain NULL string if not supported Table
10-10
Corrected description of _SHL method Table 10-11
Clarified _PRL return value, a list of References
Corrected _PMC example. First package element was a Buffer, should be Integer
Clarified that OEM Information field should contain NULL string if not supported Table
10-12
2.2
5.2.6
5.2.12.4
5.2.18
5.5.2.4.3.1
5.6.5
5.6.6
5.6.7
6.4.2.8
6.4.3.5.1,2,3
6.5.7
8.4.3.4
8.4.4.5
8.4.5
9.2.5
9.8.2.1.1
9.10
9.13
10.1.3.1
10.2.2
10.2.1.1-2
10.2.2.8
10.2.2.9
10.3
10.3.3
10.4
10.3.4
10.4.1
Revision Change Description Affected
Sections
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