Intel® HD Audio (D27:F0)
Table 26.
Intel HD Audio PCI Configuration Registers (Sheet 2 of 2)
Offset
Mnemonic
Register Name
MSI Message Control
Default
0080h
Access
62h–63h
64h–67h
68h–69h
70h
MSI_CTL
MSI_ADR
MSI_DATA
PCIE_CAPID
NXT_PTR2
PCIECAP
DEVCAP
DEVC
R/W, RO
R/W, RO
R/W
MSI Message Address
MSI Message Data
00000000h
0000h
PCI Express Capability ID
Next Capability Pointer #2
PCI Express Capabilities
Device Capabilities
10h
RO
71h
60h or 00h
0091h
RO
72h–73h
74h–77h
78h–79h
7Ah–7Bh
FCh–FFh
RO
00000000h
0800h
RO
Device Control
R/W, RO
RO, R/W
RO, R/W
DEVS
Device Status
0000h
FD
Function Disable Register
00000000h
Virtual Channel Enhanced Capability
Header
100h–103h VCCAP
13010002h
RO
104h–107h PVCCAP1
108h–10Bh PVCCAP2
10Ch–10Dh PVCCTL
10Eh–10Fh PVCSTS
110h–103h VC0CAP
114h–117h VC0CTL
11Ah–11Bh VC0STS
11Ch–11Fh VC1CAP
120h–123h VC1CTL
126h–127h VC1STS
Port VC Capability Register 1
Port VC Capability Register 2
Port VC Control
00000001h
00000000h
0000h
RO
RO
RO
Port VC Status
0000h
RO
VC0 Resource Capability
VC0 Resource Control
VC0 Resource Status
VC1 Resource Capability
VC1 Resource Control
VC1 Resource Status
00000000h
800000FFh
0000h
RO
R/W, RO
RO
00000000h
00000000h
0000h
RO
R/W, RO
RO
Root Complex Link Declaration
Enhanced Capability Header
130h–133h RCCAP
134h–137h ESD
00010005h
0F000100h
RO
Element Self Description
Link 1 Description
RO, R/W
RO
See
Description
140h–143h L1DESC
See
Description
148h–14bh L1ADD
Link 1 Address
RO, R/W
NOTE: Address locations that are not shown should be treated as Reserved.
Datasheet
123
INTEL [ INTEL ]
