Min version	8 Pre RTM	8	8.1 Update 1
Max version		10 TH2
x86 offset offset:bitpos	Field Name
0x0000	void * Context
0x0008	struct _PROCESSOR_IDLE_CONSTRAINTS Constraints	struct _PROCESSOR_IDLE_CONSTRAINTS Constraints	struct _PROCESSOR_IDLE_CONSTRAINTS Constraints
0x0030	unsigned long DependencyCount
0x0034	unsigned long DependencyUsed
0x0038	struct _PROCESSOR_IDLE_DEPENDENCY * DependencyArray	unsigned long DependencyCount
0x003C	unsigned long PlatformIdleStateIndex	unsigned long DependencyUsed
0x0040	unsigned long ProcessorIdleStateIndex	struct _PROCESSOR_IDLE_DEPENDENCY * DependencyArray
0x0044	unsigned long IdleSelectFailureMask	unsigned long PlatformIdleStateIndex
0x0048		unsigned long ProcessorIdleStateIndex	unsigned long DependencyCount
0x004C		unsigned long IdleSelectFailureMask	unsigned long DependencyUsed
0x0050			struct _PROCESSOR_IDLE_DEPENDENCY * DependencyArray
0x0054			unsigned long PlatformIdleStateIndex
0x0058			unsigned long ProcessorIdleStateIndex
0x005C			unsigned long IdleSelectFailureMask