Intel® 400 Series Chipset On-Package Platform Controller Hub
Online Register Database
| ID | Date | Version | Classification |
|---|---|---|---|
| 615146 | 08/09/2019 | 1.2 | Public |
Host Control Scheduler (HOST_CTRL_SCH_REG) – Offset 8094
| Bit Range | Default | Access | Field Name and Description |
|---|---|---|---|
| 30:13 | - | - | Reserved
|
| 12:11 | 0h | RW | Cache Size Control Reg (CACHE_SZ_CTRL) 0: 64 |
| 10:9 | - | - | Reserved
|
| 8 | 1b | RW | Turn on scratch_pad_en (TO_SCRATCH_PAD_EN)
|
| 7 | 00h | RW | Scheduler Host Control Reg (STOP_SCH_UNCON) enable check to stop scheduling on port that are not connected |
| 6 | 0b | RW | disable 1 pack scheduling limit when ISO pending in present microframe (DIS_SCH_LIMIT) disable 1 pack scheduling limit when ISO pending in present microframe |
| 5:4 | 0h | RW | scheduler sort pattern (SCH_SORT_PATTERN) 00 (default) search ISO ahead of interrupt within each service interval |
| 3 | 0b | RW | enable TTE overlap prevention on interrupt OUT EPs (at cost of possible service interval slip (EN_TTE_OVERLAP_PREV_OUT) enable TTE overlap prevention on interrupt OUT EPs (at cost of possible service interval slip |
| 2 | 0b | RW | enable TTE overlap prevention on interrupt IN EPs (at cost of possible service interval slip (EN_TTE_OVERLAP_PREV_IN) enable TTE overlap prevention on interrupt IN EPs (at cost of possible service interval slip |
| 1 | 0b | RW | Disable TRM active IN EP valid check function (DIS_TRM_ACT_IN_VALID) Disable TRM active IN EP valid check function |
| 0 | 0b | RW | Disable poll delay function (DIS_POLL_DELAY)
|