EW31244SL7QV Datasheet, PDF (117/252 Pages) Intel Corporation – Intel® 31244 PCI-X to Serial ATA Controller

Intel^® 31244 PCI-X to Serial ATA Controller
Programming Interface
5.10.2.9
Table 47.
SU Header Type Register - SUHTR
Header Type Register bit definitions adhere to PCI Local Bus Specification, Revision 2.2. This
register indicates the layout of SATA Unit configuration space bytes 10H to 3FH. The MSB
indicates whether or not the device is multi-function.
SU Header Type Register - SUHTR
PCI
Attributes
7
4
0
ro ro ro ro ro ro ro ro
Bit
07
06:00
PCI Configuration Address Offset
0EH
Attribute Legend:
RV = Reserved
PR = Preserved
RS = Read/Set
RW = Read/Write
RC = Read Clear
RO = Read Only
NA = Not Accessible
Default
0₂
000000₂
Description
Single Function/Multi-Function Device - Identifies the GD31244 controller as a single-function PCI
device.
PCI Header Type - This bit field indicates the type of PCI header implemented. The SATA Unit interface
header conforms to PCI Local Bus Specification, Revision 2.2.
Developer’s Manual
April 2004
117