Intel® HD Audio (D27:F0)
10.3.39 SDBDPL—Stream Descriptor Buffer Descriptor Pointer List
Base Register
Memory Address:
Input Stream[0]: LBAR + 98h
Input Stream[1]: LBAR + B8h
Output Stream[0]: LBAR + D8h
Output Stream[1]: LBAR + F8h
00000000h
Attribute: R/W, RO, WO
Default Value:
Size:
32 bits
Default
Bit
and
Description
Access
Buffer Descriptor List Pointer Lower Base Address: Lower address of
the Buffer Descriptor List. This value should only be modified when the
RUN bit is 0, or DMA transfer may be corrupted.
0
R/W
31:7
6:1
00h
RO
Reserved
Protect (PROT): When set, all bits of this register are WO and return 0
when read. When cleared, bits are RW. Tis bit can only be changed when
all four bytes of this register are written in a single write operation. If less
than four bytes are written this bit retains its previous value.
0
0
RW/WO
168
Datasheet
INTEL [ INTEL ]
