Intel® 800 Series Chipset Family Platform Controller Hub (PCH), Volume 2
ID | Date | Version | Classification |
---|---|---|---|
834576 | 10/10/2024 | 001 | Public |
USB Legacy Support Control Status (USBLEGCTLSTS) – Offset 8470
USB Legacy Support Control Status
Bit Range | Default | Access | Field Name and Description |
---|---|---|---|
31 | 0h | RW/1C | SMI on BAR (SMIBAR) SMI on BAR |
30 | 0h | RW/1C | SMI on PCI Command (SMIPCIC) SMI on PCI Command |
29 | 0h | RW/1C | SMI on OS Ownership Change (SMIOSOC) SMI on OS Ownership Change |
28:21 | 0h | RO | Rsvd4 (RSVD4) Reserved |
20 | 0h | RO | SMI on Host System Error (SMIHSE) SMI on Host System Error |
19:17 | 0h | RO | Rsvd3 (RSVD3) Reserved |
16 | 0h | RO | SMI on Event Interrupt (SMIEI) SMI on Event Interrupt |
15 | 0h | RW | SMI on BAR Enable (SMIBARE) SMI on BAR Enable |
14 | 0h | RW | SMI on PCI Command Enable (SMIPCICE) SMI on PCI Command Enable |
13 | 0h | RW | SMI on OS Ownership Enable (SMIOSOE) SMI on OS Ownership Enable |
12:5 | 0h | RO | Rsvd2 (RSVD2) Reserved |
4 | 0h | RW | SMI on Host System Error Enable (SMIHSEE) SMI on Host System Error Enable |
3:1 | 0h | RO | Rsvd1 (RSVD1) Reserved |
0 | 0h | RW | USB SMI Enable (USBSMIE) USB SMI Enable |