Advanced Configuration and Power Interface Specification

definition 22
table fields 115
RTC_EN 88
RTC_STS 87
RTC/CMOS protocols 221
S
S0 State (Working) 411
S1 Sleeping state
_S1D object 402
behavior during 411
definition 28
implementation 695
transitioning 409
waking using RTC 82
S2 Sleeping state
_S2D object 403
behavior during 412
definition 28
implementation 696
transitioning 409
waking using RTC 82
S3 Sleeping state
_S3D object 404
behavior during 412
definition 28
implementation 696
transitioning 409
waking using RTC 82
S4 Sleeping state
_S4D object 404
behavior during 413
definition 28
implementation 697
low-level battery 49
waking using RTC 82
S5 Soft-Off
behavior during 698
definition 24, 28
properties 26
transitioning to 700
SAPIC
definition 23
I/O 21, 144
local 21
NMI 143
Processor Local 145
SATA
controller device 513
saving system context
during emergency shutdown 50
S4 Non-Volatile Sleep state 697
SBST 155
SCI
definition 23
embedded controller events 644
interrupt handlers 64, 84
SCI_EN 84, 85, 89
Scope (Open Named Scope) 883
SCSI, power management 942
Secondary System Description Table See
SSDT
Segment (_SEG) object 385
Send/Receive Byte (SMBSendReceive) protocol
234, 670
separators, ASL 753
Serialized methods 843, 863
server machines, power management 35
Set Cooling Policy (SCP) control method 615
Set POST Device (_SPD) 975
Set Resource Settings (_SRS) object 328
Set the Brightness Level (_BCM) 978
Set Timing Mode (_STM) control method 512
settings, user
performance vs. energy conservation 52,
601
power button 34
shareable interrupts 84
shared interface, embedded controller 636, 638
ShiftLeft (Integer Shift Left) 884
ShiftRight (Integer Shift Right) 884
Short Vendor-Defined Resource Descriptor
macro 900
shutdown, emergency 49, 600
shutting down See Mechanical Off
Signal (Signal a Synchronization Event) 885
signatures
Version 6.0 April, 2015 1007