Intel® HD Audio (D27:F0)
Default
and
Bit
Description
Access
0
RO
15:3
Reserved
SDIN State Change Status Flags (SDIWAKE): Flag bits that indicate
which SDI signal(s) received a "State Change" event. The bits are cleared
by writing a 1 to them.
Bit 0 is for SDI0,
Bit 1 is for SDI1
Bit 2 is for SDI2.
00b
RWC
1:0
These bits are in the suspend well and only cleared on a power-on reset.
Software must not make assumptions about the reset state of these bits
and must set them appropriately.
148
Datasheet