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14 Programmer’s Reference Manual
Intel
®
High Definition Audio Controller Registers (D27:F0)
14h–17h HDBARU
Intel® High Definition Audio Upper Base
Address (Memory)
00000000h R/W
2Ch–2Dh SVID Subsystem Vendor Identification 0000h R/WO
2Eh–2Fh SID Subsystem Identification 0000h R/WO
34h CAPPTR Capability List Pointer 50h RO
3Ch INTLN Interrupt Line 00h R/W
3Dh INTPN Interrupt Pin
See Register
Description
RO
40h HDCTL Intel High Definition Audio Control 00h R/W, RO
44h TCSEL Traffic Class Select 00h R/W
4Dh DCKSTS Docking Status 80h R/WO, RO
50h–51h PID PCI Power Management Capability ID 6001h RO
52h–53h PC Power Management Capabilities C842 RO
54h–57h PCS Power Management Control and Status 00000000h
R/W, RO,
R/WC
60h–61h MID MSI Capability ID 7005h RO
62h–63h MMC MSI Message Control 0080h R/W, RO
64h–67h MMLA MSI Message Lower Address 00000000h R/W, RO
68h–6Bh MMUA SMI Message Upper Address 00000000h R/W
6Ch–6Dh MMD MSI Message Data 0000h R/W
70h–71h PXID PCI Express* Capability Identifiers 0010h RO
72h–73h PXC PCI Express Capabilities 0091h RO
74h–77h DEVCAP Device Capabilities 00000000h RO, R/WO
78h–79h DEVC Device Control 0800h R/W, RO
7Ah–7Bh DEVS Device Status 0010h RO
100h–103h VCCAP Virtual Channel Enhanced Capability Header 13010002h RO
104h–107h PVCCAP1 Port VC Capability Register 1 00000001h RO
108h–10Bh PVCCAP2 Port VC Capability Register 2 00000000h RO
10Ch–10D PVCCTL Port VC Control 0000h RO
10Eh–10Fh PVCSTS Port VC Status 0000h RO
110h–103h VC0CAP VC0 Resource Capability 00000000h RO
114h–117h VC0CTL VC0 Resource Control 800000FFh R/W, RO
11Ah–11Bh VC0STS VC0 Resource Status 0000h RO
11Ch–11Fh VCiCAP VCi Resource Capability 00000000h RO
120h–123h VCiCTL VCi Resource Control 00000000h R/W, RO
126h–127h VCiSTS VCi Resource Status 0000h RO
130h–133h RCCAP
Root Complex Link Declaration Enhanced
Capability Header
00010005h RO
134h–137h ESD Element Self Description 0F000100h RO
140h–143h L1DESC Link 1 Description 00000001h RO
148h–14Bh L1ADDL Link 1 Lower Address
See Register
Description
RO
14Ch–14Fh L1ADDU Link 1 Upper Address 00000000h RO
Table 1-1. Intel
®
High Definition Audio PCI Register Address Map
(Intel
®
High Definition Audio D27:F0)