Intel® 400 Series Chipset On-Package Platform Controller Hub
Online Register Database
ID | Date | Version | Classification |
---|---|---|---|
615146 | 08/09/2019 | 1.2 | Public |
SPI Bus Requester Status (BIOS_SBRS) – Offset d4
Bit Range | Default | Access | Field Name and Description |
---|---|---|---|
31 | 0b | RO/V | TPM Access Ongoing (TPM_ACC_ONG)
|
30 | 0b | RO/V | eSPI Access Ongoing (ESPI_ACC_ONG) This bit is only defined if eSPI and SPI are sharing the SPI bus. |
29:18 | - | - | Reserved
|
17:15 | 000b | RO/V | Master 5 Status (M5STATUS) See description under M1STATUS. |
14:12 | 000b | RO/V | Master 6 Status (M6STATUS) See description under M1STATUS. |
11:9 | 000b | RO/V | Master 4 Status (M4STATUS) See description under M1STATUS. |
8:6 | 000b | RO/V | Master 3 Status (M3STATUS) See description under M1STATUS. |
5:3 | 000b | RO/V | Master 2 Status (M2STATUS) See description under M1STATUS. |
2:0 | 000b | RO/V | Master 1 Status (M1STATUS) Indicates whether this master has an outstanding transaction enqueued or in flight and the transaction type. |