Intel® HD Audio (D27:F0)
10.2.1
10.2.2
VID—Vendor Identification Register
Offset:
Default Value:
00h-01h
8086h
Attribute:
Size:
RO
16 bits
Default
and
Bit
Description
Access
15:0
RO
Vendor ID This is a 16-bit value assigned to Intel. Intel VID = 8086h
DID—Device Identification Register
Offset Address:
Default Value:
02h–03h
811Bh
Attribute:
Size:
RO
16 bits
Default
Bit
and
Description
Access
811Bh
RO
Device ID: This is a 16-bit value assigned to the Intel HD Audio
controller.
15:0
10.2.3
PCICMD—PCI Command Register
Offset Address:
Default Value:
04h–05h
0000h
Attribute:
Size:
R/W, RO
16 bits
Default
Bit
and
Description
Access
0h
RO
15:11
Reserved
Interrupt Disable (ID)
0
R/W
0 = The INTx# signals may be asserted.
1 = The Intel® HD Audio controller INTx# signal will be deasserted
10
Note: This bit does not effect the generation of MSI(s).
00h
RO
9:3
Reserved
Bus Master Enable (BME): Controls standard PCI Express bus
mastering capabilities for Memory and I/O, reads and writes.
0
R/W
Note that this bit also controls MSI generation since MSIs are essentially
memory writes.
2
0 = Disable
1 = Enable
Memory Space Enable (MSE): Enables memory space addresses to
the Intel HD Audio controller.
0
R/W
1
0
0 = Disable
1 = Enable
0
RO
Reserved
124
Datasheet
INTEL [ INTEL ]
