Advanced Configuration and Power Interface Specification

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Set Resource Settings (_SRS) object 297 Set the Brightness Level (_BCM) 888 Set Timing Mode (_STM) control method 446 settings, user performance vs. energy conservation 51, 527 power button 34 shareable interrupts 83 shared interface, embedded controller 560, 562 ShiftLeft (Integer Shift Left) 796 ShiftRight (Integer Shift Right) 796 Short Vendor-Defined Resource Descriptor macro 809 shutdown, emergency 48, 526 shutting down See Mechanical Off Signal (Signal a Synchronization Event) 797 signatures collisions, avoiding 110, 111 interpreting 103, 113 values, storing 105 single quotes AML notation 817 ASL notation 673 SizeOf (Get Data Object Size) 797 slave addresses, SMBus 491, 585 Sleep (Milliseconds Sleep) 797 sleep button ASL code example 79 control methods 78, 441 definition 23 device ID 232 fixed hardware 78 object notification values 230 support 78 Sleeping states behavior during 377 button logic 78 control methods 373 definitions 24, 27 entering 616 logic controlling 80 objects 369 packages, system state 374 Advanced Configuration and Power Interface Specification power consumption 25 properties 25 transitioning 33, 259, 261, 375, 883 user settings 34 waking using RTC 81 Slot User Number (_SUN) object 266 SLP_EN 88, 616 SLP_EN field 80 SLP_TYPx 88, 616 SLP_TYPx field 69, 80 SLPBTN_EN 87 SLPBTN_STS 85 small resource data type 309 Smart Batteries (_SBS object 494 definition 23 device ID 233 multiple battery subsystem 495 single battery subsystem 495 SMBus data buffers 209, 592 SMBus devices 589 specifications 15 status notification 492 subsystem 45, 489 supported 39 table 23 table formats 149 Smart Battery Charger functions 492 status notification 492 Smart Battery Selector 493 Smart Battery System Manager functions 491 status notification 493 SMB-HC 491, 496, 578 SMBus address register (SMB_ADDR) 572 alarm address register (SMB_ALRM_ADDR) 573 block count register (SMB_BCNT) 573 Block Write-Read Block Process Call (SMBBlockProcessCall) protocol 215, 598 918 December 6, 2011 Version 5.0
commands, restricted 580 data buffers 209, 592 data register array (SMB_DATA) 573 definition 23 device enumeration, enabling 588 device ID 232 embedded controller interface 569 encoding, bit 586 fields, declaring 204, 207, 590 host controller notification header (OS_SMB_EVT) 566 host controller objects, declaring 587 interface 23 operation regions 585, 588 PEC (packet error checking) 586 Process Call (SMBProcessCall) protocol 214, 597 protocol register (SMB_PRTCL) 571 protocols 574, 586, 593 Read/Write Block (SMBBlock) protocol 596 Read/Write Byte (SMBByte) protocol 212, 595 Read/Write Quick (SMBQuick) 210, 593 Read/Write Word (SMBWord) protocol 212, 596 Send/Receive Byte (SMBSendReceive) protocol 211, 594 slave addresses 491, 585 specifications 15 status codes 587 status register (SMB_STS) 570 transactions 587 virtual registers 587 SMBus devices 233 SMI definition 23 embedded controller firmware 567 interrupt events 63, 83 SMM firmware 57 Soft-Off behavior during 380, 620 definition 24, 28 properties 26 transitioning crashed systems to 76 transitioning to 62, 622 sources, power See power sources SSDT 22, 134 Stall (Stall for a Short Time) 799 standards device power states 37 Start Dependent functions resource descriptor format 312 StartDependentFn Start Dependent Function Resource Descriptor Macro) 799 StartDependentFnNoPri Start Dependent Function Resource Descriptor Macro) 800 statements ElseIf 743 If 743 Power Resource 357 Processor 393 statements, ASL 671 states See power states static objects 197 Status (_STA) 359 Status (_STA) object 308 status bits corresponding enable bits 95 functions 93 symbol 60 status codes, SMBus 587 status notification, Smart Battery 492 status register 44 status register (SMB_STS) 570 status, battery 38 sticky status bit, definition 60 storage devices, power management 853, 872 Store (Store an Object) 800 storing results, ASL operators 706 Streamlined Advanced Programmable Interrupt Controller See SAPIC String (_STR) object 266 String data type, ASL 704, 708 strings, ASL 700 Subtract (Integer Subtract) 801 Version 5.0 December 6, 2011 919
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Advanced Configuration and Power In
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Revision History Revision Change De
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Revision Change Description Affecte
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Revision Change Description Affecte
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1 � 2 � 3 � Advanced Configur
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7 � Advanced Configuration and Po
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Device Driver Existing industry sta
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1.9.2 Programming Models Advanced C
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1.10 Related Documents Advanced Con
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I/O SAPIC Advanced Configuration an
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PWR1_EN PWR2_EN MDM_D3 MDM_D1 COM_D
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Legacy Legacy Boot (SCI_EN=0) Legac
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4.8.1.2 PM1 Control Registers Advan
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4.8.2.4 Real Time Clock Alarm Advan
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Field Byte Length Advanced Configur
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FACP - Flag Bit Length Advanced Con
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Field X Firmware Waking Vector Adva
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Field Byte Length Parking Protocol
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5.2.16.2 Memory Affinity Structure
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5.2.20.5.1 Sequence of Operations:
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Table 5-81 MPST Table Structure 5.2
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MEMORY_POWER _STATUS_REGIST ER Adva
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Table 5-87 Flag format Advanced Con
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Table 5-93 Socket Structure Advance
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Root R \_PR P \PID0 \_SB d CPU0 _ST
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Hex value Description Advanced Conf
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Arguments: (1) Advanced Configurati
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5.7.5 _DLM (DeviceLock Mutex) Advan
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Return Value: None Advanced Configu
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6.1.2 _CID (Compatible ID) Advanced
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Device(BUS0) { } Advanced Configura
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Example: Advanced Configuration and
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6.2.10.1 Rules for Evaluating _OSC
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Scope(\_SB.PCI0) { Advanced Configu
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Return Value: None Argument Informa
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Status Code Description 0xA0-0xFFFF
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Arguments: None Return Value: Advan
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Offset Field Name Advanced Configur
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6.4.2.7 Fixed DMA Descriptor Advanc
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Byte 3 Interrupt Vector Flags Advan
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Byte 11 Byte 12 Byte 13 Byte 14 Adv
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6.5.7 _GLK (Global Lock) Advanced C
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7.1.3 _ON Advanced Configuration an
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Object Description Advanced Configu
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Arguments: None Return Value: None
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7.2.17 _S2D (S2 Device State) Advan
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7.3.1 \_BFS (Back From Sleep) Advan
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8.4 Declaring Processors Advanced C
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} Advanced Configuration and Power
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Example Advanced Configuration and
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8.4.3.5 _TDL (T-state Depth Limit)
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Element Object Type Counter Wraparo
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8.4.5.1.1.3 Lowest Nonlinear Perfor
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8.4.5.1.2.1 Maximum Performance Reg
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} }) Advanced Configuration and Pow
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8.5.2 OSPM _OST Evaluation Advanced
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9.2.1 Overview Advanced Configurati
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Return Value: Advanced Configuratio
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} } } }) Advanced Configuration and
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9.12.4 Example: Memory Device Scope
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Arguments: (0) Return Value: Advanc
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Host Interface Advanced Configurati
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10.2.1 Battery Events Advanced Conf
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10.2.2.9 _BCT (Battery Charge Time)
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1 - On-line Advanced Configuration
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Object Description Advanced Configu
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11.1.5 Passive Cooling Advanced Con
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11.2 Cooling Preferences Advanced C
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} Advanced Configuration and Power
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External(\_SB.CPU1, DeviceObj) Adva
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Status Code All other error codes a
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Where: Advanced Configuration and P
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Data Returned: 12.9.2.3 Send Byte D
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Data Returned: 12.9.2.9 Write Block
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12.10 SMBus Devices Advanced Config
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13.1.3 SMBus Status Codes Advanced
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OperationRegion (� RegionName, //
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16.1 Sleeping States Advanced Confi
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18.5.1.1 Serialization Actions Adva
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Result // Target� ) => Integer Ad
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) DebugTerm :=� Debug Advanced Co
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) Advanced Configuration and Power
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Result // Target� ) => Advanced
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Transfer8 | Transfer16 | Transfer8_
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19.2.4 ASL Macros Advanced Configur
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EISAID FromBCD ToBCD Advanced Confi
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To convert from an object of this D
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Break BreakPoint Case Continue Defa
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Arguments Advanced Configuration an
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Arguments Addend is evaluated as an
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Store (“ABCDEFGH”, Index (BUFF,
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Name (CNT, 5) Store (CNT, Local0) A
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Note: (Compatibility Note) New for
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DefSleep := SleepOp MsecTime SleepO
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20.2.6.2 Local Objects Encoding Adv
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Encoding Value Advanced Configurati
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Encoding Value Advanced Configurati
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\ S0 S1 MEM MEM CPU SET GET SET GET
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21.2.3.4 Strings Advanced Configura
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A.4.1 Power State Definitions Advan
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A.5.1 Power State Definitions Advan
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Page 903 and 904: Advanced Configuration and Power In
Page 905 and 906: State Status Definition Advanced Co
Page 919 and 920: Primary Desktop Secondary Desktop T
Page 931 and 932: Symbols _EJx 301 A AC adapter devic
Page 933 and 934: primary terms 678 reserved object n
Page 935 and 936: Case (Conditional Execution) 728 ca
Page 937 and 938: D1 Device State definition 27 trans
Page 939 and 940: EFI definition 19 GetMemoryMap inte
Page 941 and 942: definition 20 events 20 registers 2
Page 943 and 944: hung systems 75, 76 hysteresis 522
Page 945 and 946: LNotEqual (Logical Not Equal) 769 L
Page 947 and 948: Notification Temperature Threshold
Page 949 and 950: implementation requirements 10 pass
Page 951 and 952: performance states 43 performance v
Page 953: estoring system context 619 results
Page 957 and 958: throttling 387, 400 THT_EN 90 Timer
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