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24 Programmer’s Reference Manual
Intel
®
High Definition Audio Controller Registers (D27:F0)
1.1.21 DCKSTS—Docking Status Register
(Intel
®
High Definition Audio Controller—D27:F0)
Address Offset: 4Dh Attribute: R/WO, RO
Default Value: 80h Size: 8 bits
1.1.22 PID—PCI Power Management Capability ID Register
(Intel
®
High Definition Audio Controller—D27:F0)
Address Offset: 50h–51h Attribute: RO
Default Value: 6001h Size: 16 bits
Bit Description
7 BIOS is required to clear this bit.
6:1 Reserved.
0 Reserved.
Bit Description
15:8 Next Capability (Next) — RO. Hardwired to 60h. Points to the next capability structure (MSI).
7:0
Cap ID (CAP) — RO. Hardwired to 01h. Indicates that this pointer is a PCI power management
capability.