82801FB Datasheet, PDF (634/786 Pages) Intel Corporation – Intel I/O Controller Hub 6 (ICH6) Family

Intel^® High Definition Audio Controller Registers (D27:F0)
18.1.17
INTLN—Interrupt Line Register
(Intel^® High Definition Audio Controller—D27:F0)
Address Offset: 3Ch
Default Value: 00h
Attribute:
Size:
R/W
8 bits
Bit
Description
7:0
Interrupt Line (INT_LN) — R/W. This data is not used by the Intel^® ICH6. It is used to communicate
to software the interrupt line that the interrupt pin is connected to.
18.1.18
INTPN—Interrupt Pin Register
(Intel^® High Definition Audio Controller—D27:F0)
Address Offset: 3Dh
Default Value: See Description
Attribute:
Size:
RO
8 bits
Bit
Description
7:4 Reserved.
3:0
Interrupt Pin — RO. This field reflects the value of D27IP.ZIP (Chipset Configuration
Registers:Offset 3110h:bits 3:0).
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Intel^® I/O Controller Hub 6 (ICH6) Family Datasheet