Intel® Core™ Ultra 200V Series Processors SOC I/O Registers
| ID | Date | Version | Classification |
|---|---|---|---|
| 831520 | 09/03/2024 | 001 | Public |
PSTH Control Register (PSTHCTL) – Offset 1d00
PSTH control register
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 31:3 | 0h | RO | Reserved (RSVD)
|
| 2 | 0h | RW | PSTH IOSF Primary Trunk Clock Gating Enable (PSTHIOSFPTCGE) When set, the IOSF Primary CLKREQ for PSTH will de-assert when the conditions to clock gate are met. When clear, the IOSF Primary CLKREQ for PSTH will never de-assert, preventing IOSF Primary trunck clock gating. |
| 1 | 0h | RW | PSTH IOSF Sideband Trunk Clock Gating Enable (PSTHIOSFSTCGE) When set, the IOSF Sideband CLKREQ for PSTH will de-assert when the conditions to clock gate are met. When clear, the IOSF Sideband CLKREQ for PSTH will never de-assert, preventing IOSF Sideband trunk clock gating. |
| 0 | 0h | RW | PSTH Dynamic Clock Gating Enable (PSTHDCGE) When set, the clocks used within the PSTH block will be dynamically gated when the condition permits. When cleared, the dynamic clock gating mechanism is disabled. |