Intel® Core™ Ultra Processors for H-series and U-series Platforms CFG and MEM Registers
| ID | Date | Version | Classification |
|---|---|---|---|
| 795258 | 07/29/2024 | Public |
Root Table Address Register (RTADDR_REG_0_0_0_VTDBAR) – Offset 20
Register providing the base address of root-entry table.
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 63:46 | 0h | RO | Reserved |
| 45:12 | 0h | RW | Root Table Address (RTA) This register points to base of page aligned, 4KB-sized root-entry table in system memory. Hardware ignores and not implements bits 63:HAW, where HAW is the host address width. |
| 11:10 | 0h | RW | Translation Type Mode (TTM) This field specifies the type of page tables referenced by the Root Table Address (RTA) field: |
| 9:0 | 0h | RO | Reserved |