| Min version | XP | 8 Pre RTM | 8.1 Update 1 |
|---|---|---|---|
| Max version | 7 SP1 | 8 | 10 TH2 |
| x86 offset offset:bitpos | Field Name | ||
| 0x0000 | unsigned long Cr0 | ||
| 0x0004 | unsigned long Cr2 | ||
| 0x0008 | unsigned long Cr3 | ||
| 0x000C | unsigned long Cr4 | ||
| 0x0010 | unsigned long KernelDr0 | ||
| 0x0014 | unsigned long KernelDr1 | ||
| 0x0018 | unsigned long KernelDr2 | ||
| 0x001C | unsigned long KernelDr3 | ||
| 0x0020 | unsigned long KernelDr6 | ||
| 0x0024 | unsigned long KernelDr7 | ||
| 0x0028 | struct _DESCRIPTOR Gdtr | ||
| 0x0030 | struct _DESCRIPTOR Idtr | ||
| 0x0038 | uint16_t Tr | ||
| 0x003A | uint16_t Ldtr | ||
| 0x003C | unsigned long[6] Reserved | uint64_t Xcr0 | |
| 0x0044 | unsigned long[4] Reserved | unsigned long ExceptionList | |
| 0x0048 | unsigned long[3] Reserved | ||