82NM10 Datasheet, PDF (584/671 Pages) Intel Corporation – Intel® NM10 Family Express Chipset

Intel HD Audio Controller Registers (D27:F0)
18.1.29 PXID—PCI Express* Capability ID Register
(Intel HD Audio Controller—D27:F0)
Address Offset: 70h-71h
Default Value: 0010h
Attribute:
Size:
RO
16 bits
Bit
Description
15:8
7:0
Next Capability (Next) — RO. Hardwired to 0. Indicates that this is the last capability
structure in the list.
Cap ID (CAP) — RO. Hardwired to 10h. Indicates that this pointer is a PCI Express*
capability structure
18.1.30 PXC—PCI Express* Capabilities Register
(Intel HD Audio Controller—D27:F0)
Address Offset: 72h–73h
Default Value: 0091h
Attribute:
Size:
RO
16 bits
Bit
Description
15:14 Reserved
13:9 Interrupt Message Number (IMN) — RO. Hardwired to 0.
8 Slot Implemented (SI) — RO. Hardwired to 0.
7:4 Device/Port Type (DPT) — RO. Hardwired to 1001b. Indicates that this is a Root
Complex Integrated endpoint device.
3:0 Capability Version (CV) — RO. Hardwired to 0001b. Indicates version #1 PCI Express
capability
18.1.31 DEVCAP—Device Capabilities Register
(Intel HD Audio Controller—D27:F0)
Address Offset: 74h–77h
Default Value: 00000000h
Attribute:
Size:
R/WO, RO
32 bits
Bit
Description
31:28 Reserved
27:26 Captured Slot Power Limit Scale (SPLS) — RO. Hardwired to 0.
25:18 Captured Slot Power Limit Value (SPLV) — RO. Hardwired to 0.
17:15 Reserved
14 Power Indicator Present — RO. Hardwired to 0.
13 Attention Indicator Present — RO. Hardwired to 0.
12 Attention Button Present — RO. Hardwired to 0.
11:9 Endpoint L1 Acceptable Latency — R/WO.
8:6 Endpoint L0s Acceptable Latency — R/WO.
5 Extended Tag Field Support — RO. Hardwired to 0. Indicates 5-bit tag field support
4:3 Phantom Functions Supported — RO. Hardwired to 0. Indicates that phantom
functions are not supported
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