| Min version | 8 Pre RTM | 10 Pre RTM |
|---|---|---|
| Max version | 8.1 Update 1 | 10 TH2 |
| x86 offset offset:bitpos | Field Name | |
| 0x0000 | function * InstantaneousRead | |
| 0x0000 | function * DifferentialRead | |
| 0x0008 | uint64_t LastActualCount | |
| 0x0010 | uint64_t LastReferenceCount | |
| 0x0018 | unsigned long CachedValue | |
| 0x0020 | uint8_t Affinitized | |
| 0x0021 | uint8_t Differential | |
| 0x0022 | uint8_t DisableInterrupts | uint8_t Scaling |
| 0x0024 | unsigned long Context | |