Intel® 400 Series Chipset On-Package Platform Controller Hub
Online Register Database
ID | Date | Version | Classification |
---|---|---|---|
615146 | 08/09/2019 | 1.2 | Public |
Secondary Flash Region Access Permissions (BIOS_SFRACC) – Offset b0
Bit Range | Default | Access | Field Name and Description |
---|---|---|---|
31:24 | 00000000b | RW/L | Secondary BIOS Master Write Access Grant (SECONDARYBIOS_MWAG) Each bit 31:29 corresponds to Master7:0. BIOS can grant one or more masters write access to the Secondary BIOS region 6 overriding the permissions in the Flash Descriptor. |
23:16 | 00000000b | RW/L | Secondary BIOS Master Read Access Grant (SECONDARYBIOS_MRAG) Each bit 28:16 corresponds to Master7:0. BIOS can grant one or more masters read access to the Secondary BIOS region 6 overriding the read permissions in the Flash Descriptor. |
15:0 | - | - | Reserved
|