| Min version | 8 Pre RTM | 10 Pre RTM | |||
|---|---|---|---|---|---|
| Max version | 8.1 Update 1 | 10 Pre RTM | 10 TH2 | ||
| Architecture | x86 | x64 | x86 | x64 | |
| x86 offset offset:bitpos | Field Name | x64 offset offset:bitpos | |||
| 0x0000 | function * InstantaneousRead | 0x0000 | |||
| 0x0000 | function * DifferentialRead | 0x0000 | |||
| 0x0008 | uint64_t LastActualCount | 0x0008 | |||
| 0x0010 | uint64_t LastReferenceCount | 0x0010 | |||
| 0x0018 | unsigned long CachedValue | 0x0018 | |||
| 0x0020 | uint8_t Affinitized | 0x0020 | |||
| 0x0021 | uint8_t Differential | 0x0021 | |||
| 0x0022 | uint8_t DisableInterrupts | uint8_t Scaling | 0x0022 | ||
| 0x0024 | uintptr_t Context | 0x0028 | |||