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ACPI规范6.2英文原版[May 2017]
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Advanced Configuration and Power Interface Specification Version 6.2 May 2017 開發BIOS必備文檔 The Advanced Configuration and Power Interface Specification, Revision 5.0 describes the structures and mechanisms necessary to design operating system-directed power management and make advanced configuration architectures possible. ACPI applies to all classes of computers. If you want to design and build an ACPI-compatible system, you need the ACPI Specification.
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Advanced Configuration and Power
Interface Specification
Version 6.2
May 2017
ACPI Specification
ii May 2017 Version 6.2
Acknowledgements
The material contained herein is not a license, either expressly or impliedly, to any intellectual
property owned or controlled by any of the authors or developers of this material or to any
contribution thereto. The material contained herein is provided on an "AS IS" basis and, to the
maximum extent permitted by applicable law, this information is provided AS IS AND WITH ALL
FAULTS, and the authors and developers of this material hereby disclaim all other warranties
and conditions, either express, implied or statutory, including, but not limited to, any (if any)
implied warranties, duties or conditions of merchantability, of fitness for a particular purpose, of
accuracy or completeness of responses, of results, of workmanlike effort, of lack of viruses and
of lack of negligence, all with regard to this material and any contribution thereto. Designers must
not rely on the absence or characteristics of any features or instructions marked "reserved" or
"undefined." The Unified EFI Forum, Inc. reserves any features or instructions so marked for
future definition and shall have no responsibility whatsoever for conflicts or incompatibilities
arising from future changes to them. ALSO, THERE IS NO WARRANTY OR CONDITION OF
TITLE, QUIET ENJOYMENT, QUIET POSSESSION, CORRESPONDENCE TO DESCRIPTION
OR NON-INFRINGEMENT WITH REGARD TO THE SPECIFICATION AND ANY
CONTRIBUTION THERETO.
IN NO EVENT WILL ANY AUTHOR OR DEVELOPER OF THIS MATERIAL OR ANY
CONTRIBUTION THERETO BE LIABLE TO ANY OTHER PARTY FOR THE COST OF
PROCURING SUBSTITUTE GOODS OR SERVICES, LOST PROFITS, LOSS OF USE, LOSS
OF DATA, OR ANY INCIDENTAL, CONSEQUENTIAL, DIRECT, INDIRECT, OR SPECIAL
DAMAGES WHETHER UNDER CONTRACT, TORT, WARRANTY, OR OTHERWISE, ARISING
IN ANY WAY OUT OF THIS OR ANY OTHER AGREEMENT RELATING TO THIS DOCUMENT,
WHETHER OR NOT SUCH PARTY HAD ADVANCE NOTICE OF THE POSSIBILITY OF SUCH
DAMAGES.
Copyright 2017 Unified EFI Forum, Inc. All Rights Reserved.
ACPI Specification
Version 6.2 May 2017 iii
Revision History
ACPI
Revision
Mantis Number / Description Affected Sections
6.2 1795 ACPI Table Signature Reservation Table 5-31
6.2 1780 Add DescriptorName to PinFunction and
PinConfig Macros
Section 19.6.103 and
Section 19.6.104
6.2 1770 Update Revision History Revision History
6.2 1769 FADT Format: ACPI Version update to reflect
6.2 versus 6.1
Table 5-34
6.2 1755 Deprecate PCC Platform Async Notifications Section 14.4, and Section 14.5.1
6.2 1743 PinGroupFunctionConfig resource descriptors
update
Section 6.4.3.11, Section 6.4.3.12,
Section 6.4.3.13,
6.2 1738 PCIEXP_WAKE Bits description updates Table 4-16, Table 4-17, and
Table 5-35
6.2 1731 Software Delegated Exception HW error
notitication
Section 18-383
6.2 1725 NVST Updates - NFIT ARS Error Injection Section 9.20.7.9,
Section 9.20.7.10,and
Section 9.20.7.11
6.2 1724 NVST Updates - Platform RAS Capabilities
Updates
Section 5.2.20.4
6.2 1723 NVST Updates - Translate SPA DSM Interface Section 2.1, Section 9.20.7.8
6.2 1722 NVST Updates - ARS Updates Section 2.1, Section 9.20.7.2,
Section 9.20.7.4,
Section 9.20.7.5,and
Section 9.20.7.6
6.2 1721 NVST Updates - Labels Section 2.1, Section 5-180,and
Section 6.5.10
6.2 1717 ASL Grammar Update for Reference Operators Section 19.2
6.2 1714 Reserve the table name "SDEI" Table 5-31
6.2 1705 Add Heterogeneous Memory Attributes Tables
(HMAT)
Section 5.2, Section 5.6.6,
Section 5.6.8, Section 6.2,
Section 6.2.18, and Section 17.4
6.2 1703 Time & Alarm Device _GCP new bits Section 9.18.2
6.2 1680 Pin Group, Pin Group Function and Pin Group
Configuration Descriptors and Macros
Table 6-221 and Section 6.4.3.10
6.2 1679 Pin Configuration Descriptor and Macro Table 6-221 and Section 6.4.3.10
6.2 1677 CPPC Registers in System Memory Section 6.2.11.2 and Section 8.4.7.1
6.2 1674 GHES_ASSIST Proposal Section 18.3.2
6.2 1669 FADT HEADLESS flag should be valid for
HW_REDUCED_ACPI platforms
Section 5.2.9
ACPI Specification
iv May 2017 Version 6.2
6.2 1667 Processor properties and topology Section 5.2
6.2 1659 Master Slave PCC channels Chapter 14, Platform
Communications Channel (PCC)
6.2 1656 SRAT Support for ITS Section 5.2.16
6.2 1650 CPPC Support for Multiple PCC Channels Table 6-194 and Section 8.4.7.1.9
6.2 1649 ECR: Minor updates to IA-32 Architecture
Deferred Machine Check
Section 18.3.2.10
6.2 1645 Add _STR Support for Thermal Zones Section 6.1, Section 6.1.10,
Section 11.4, Section 11.4.14, and
Section 11.7.1
6.2 1632 Secure Devices Table (SDEV) Table 5-31
6.2 1611 Add a _PPL object to processor devices Section 8.4.7
6.2 1597 ASL For() Conditional Loop Macro Section 19.6.51, Section 19.2.5,
Section 19.2.6, and Section 19.3.4
6.2 1588 Clarification on Interrupt Descriptor Usage for
"Interrupt Combining"
Section 6.2.11.2, Section 6.4.3.6,
Section 19.6.62
6.2 1585 Reserve table signature “WSMT,” with
reference to ACPI links page for more details
Table 5-31
6.2 1583 Diverse Highest Processor Performance Table 5-154 and Table 6-194
6.2 1578 Function Config Descriptor and Macro Table 6-210 and Section 6.4.3.9
6.2 1576 Generic Debug Trigger Table (GDTT) Section 5.2.24
6.2 1573 Extensions to the ASL Concatenate operator Section 19.2.6 and Section 19.6.12
6.2 1569 Add new introduction (background) section Background chapter
6.1 Errata A 1796 Clarify that Type 1 can never support Level
triggered platform interrupt
Section 14.1.4
6.1 Errata A 1785 Lack of clarity on use of System Vector Base on
GICD structures
Section 5.2.12.15
6.1 Errata A 1783 Clarification on Interrupt Descriptor Usage for
Bit [0] Consumer/Producer
Table 6-234
6.1 Errata A 1760 Typo - incorrect bit offsets in the PM1 Enable
Registers Fixed Hardware Feature Enable Bits table.
Table 4-17
6.1 Errata A 1758 Minor Errata in ERST tables, Serialization
Instruction Entry and Injection Instruction Entry.
Table 18-348 and Table 18-354
6.1 Errata A 1756 Errata: Ensure non-secure timers are accesible
to non-secure in the Flag Definitions: Common Flags
table.
Table 5-123
6.1 Errata A 1740 Errata in section 9.13: wrong reference Section 9.13
6.1 Errata A 1715 0 is a valid GSIV for the secure EL1 physical
timer in GTDT
Table 5-117
6.1 Errata A 1687 Typo in the Reserved field of the GIC ITS
Structure table.
Table 5-67
ACPI
Revision
Mantis Number / Description Affected Sections
ACPI Specification
Version 6.2 May 2017 v
6.1 Errata A 1686 Clarification of the FADT HW_REDUCED_ACPI
flag description in the FADT Format table.
Table 5-34
6.1 Errata A 1676 Clarifications for the ASL Buffer (Declare Buffer
Object)
Section 19.6.10
6.1 Errata A 1671 Typo in Memory Affinity Structure table Section 5-73
6.1 Errata A 1670 Update for _OSI return value Section 5.7.2
6.1 Errata A 1664 Clarification of the RSDP Structure table,
Revision description.
Table 5-28
6.1 Errata A 1662 Clarification of the Generic Communications
Channel Command Field table.
Table 14-359
6.1 Errata A 1661 typos in the Generic Communications Channel
Status Field table and the Platform Notification
section.
Table 14-360 and Section 14.5
6.1 Errata A 1660 type in the Generic Communications Channel
Shared Memory Region table
Table 14-358
6.1 Errata A 1651 LPI Clarifications Section 8.4.4.3
6.1 Errata A 1644 Mismatch of mantis number 1449 vs. change
description
Revision History
6.1 Errata A 1643 Incorrect row order in
GET_EXECUTE_OPERATION_TIMINGS table
Table 18-386
6.1 Errata A 1642 Clarifications and fixes to _PSD and _TSD Table 5-180
6.1 Errata A 1639 _WPC and _WPP are missing in the Predefined
ACPI Names table.
Table 5-161
6.1 Errata A 1616 Clarify which processor ID to use in the EINJ for
ARM
Table 18-359
6.1 Errata A 1606 Errata: typos in the Interrupt Resource
Descriptor Macro definition
Table 19.6.62
6.1 Errata A 1602 Updates to the PMC Method Result Codes table Table 10-291
6.1 Errata A 1601 Typos in the _CPC Implementation Example Section 8.4.7.1.11
6.1 Errata A 1600 Typos in PCC Subspace Structure Type 1 and
Type 2.
Table 14-320 and Table 14-321
6.1 Errata A 1599 Add clarification to existing text Table 6-177
6.1 Errata A 1591 ASL grammar clarification for “executable” AML
opcodes
Section 5.4
6.1 Errata A 1589 Wireless Power Calibration Device ACPI ID not
defined
Section 10.5 (Table 10-292
removed) and Table 5-160
6.1 Errata A 1582 Clarification for Time and Alarm wake
description
Section 9.18.1
6.1 Errata A 1581 Processing Sequence for Graceful Shutdown
Request - need to update section 6.3.5.1 to reflect
change
Table 5-143 and Section 6.3.5.1
6.1 Errata A 1579 typos Table 5-127 and Table 5-128
ACPI
Revision
Mantis Number / Description Affected Sections
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