EW31244SL7QV Datasheet, PDF (247/252 Pages) Intel Corporation – Intel® 31244 PCI-X to Serial ATA Controller

Intel^® 31244 PCI-X to Serial ATA Controller
Programming Interface
5.10.12.23 SU PCI DPA Device DMA Buffer Identifier
High Register - SUPDDDBIHR
Table 157.
The SU PCI DPA Device DMA Buffer Identifier High Register is the second DWORD parameter
of the SATA DMA Setup Device-to-Host FIS. Refer to the Serial ATA Specification.
SU PCI DPA Device DMA Buffer Identifier High Register - SUPDDDBIHR
PCI
Attributes
31
28
24
20
16
12
8
4
0
ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro ro
PCI IDE Mode Offset
= 088H,
DPA Mode Offset
Port 0 = 388H, Port 1 = 588H
Port 2 = 788H, Port 3 = 988H
Attribute Legend:
RV = Reserved
PR = Preserved
RS = Read/Set
RW = Read/Write
RC = Read Clear
RO = Read Only
NA = Not Accessible
Bit
31:00
Default
Description
0000_0000H
Buffer Identifier High - This is the upper 32 bits of the DMA Buffer Identifier field of the First Party Setup
FIS received from a device.
Developer’s Manual
April 2004
247