| Min version | XP | 8.1 Update 1 |
|---|---|---|
| Max version | 8 | 10 TH2 |
| x86 offset offset:bitpos | Field Name | |
| 0x0000 | unsigned long ControlWord | |
| 0x0004 | unsigned long StatusWord | |
| 0x0008 | unsigned long TagWord | |
| 0x000C | unsigned long ErrorOffset | |
| 0x0010 | unsigned long ErrorSelector | |
| 0x0014 | unsigned long DataOffset | |
| 0x0018 | unsigned long DataSelector | |
| 0x001C | uint8_t[80] RegisterArea | |
| 0x006C | unsigned long Cr0NpxState | unsigned long Spare0 |