12th Generation Intel® Core™ Processor Datasheet Volume 2 of 2
ID | Date | Version | Classification |
---|---|---|---|
767626 | 07/13/2023 | Public |
PTM Control Register (PTMCTLR) – Offset 158
PTM Control Register
Bit Range | Default | Access | Field Name and Description |
---|---|---|---|
31:16 | 0h | RO | Reserved |
15:8 | 0x0 | RO | Effective Granularity (EG) Root Port does not support PTM Requester role. |
7:2 | 0h | RO | Reserved |
1 | 0x0 | RW | Root Select (RS) When Set, if the PTM Enable bit is also Set, this Time Source is the PTM Root. Within each PTM Hierarchy, it is recommended that system software select only the furthest Upstream Time Source to be the PTM Root. |
0 | 0x0 | RW | PTM Enable (PTME) When Set, this Function is permitted to participate in the PTM mechanism according to its selected role. |