Intel® 800 Series Chipset Family Platform Controller Hub (PCH), Volume 2
ID | Date | Version | Classification |
---|---|---|---|
834576 | 10/10/2024 | 001 | Public |
SPI Bus Requester Status (BIOS_SBRS) – Offset d4
Bit Range | Default | Access | Field Name and Description |
---|---|---|---|
31 | 0h | RO/V | TPM Access Ongoing (TPM_ACC_ONG) Indicates that a TPM access is in progress. |
30 | 0h | RO/V | eSPI Access Ongoing (ESPI_ACC_ONG) This bit is only defined if eSPI and SPI are sharing the SPI bus. |
29 | 0h | RO/V | Touch Access Ongoing (TOUCH_ACC_ONG) Indicates that a Touch access is in progress. |
28 | 0h | RO/V | CSME accessing the Huffman Decompression (CSME_ACC_HWD) Indicates that CSME has a HW Decompression cycle in progress. |
27 | 0h | RO/V | IE accessing the Huffman Decompression (IE_ACC_HWD) Indicates that IE has a HW Decompression cycle in progress. |
26:18 | 0h | RO | Reserved (RSVD) Reserved. |
17:15 | 0h | RO/V | Master 5 Status (M5STATUS) See description under M1STATUS. |
14:12 | 0h | RO/V | Master 6 Status (M6STATUS) See description under M1STATUS. |
11:9 | 0h | RO/V | Master 4 Status (M4STATUS) See description under M1STATUS. |
8:6 | 0h | RO/V | Master 3 Status (M3STATUS) See description under M1STATUS. |
5:3 | 0h | RO/V | Master 2 Status (M2STATUS) "See description under M1STATUS." |
2:0 | 0h | RO/V | Master 1 Status (M1STATUS) Indicates whether this master has an outstanding transaction enqueued or in flight and the transaction type. |