EW31244SL7QV Datasheet, PDF (221/252 Pages) Intel Corporation – Intel® 31244 PCI-X to Serial ATA Controller

Intel^® 31244 PCI-X to Serial ATA Controller
Programming Interface
Table 135. SU PCI DPA SATA SStatus Register - SUPDSSSR (Sheet 2 of 2)
PCI
Attributes
31
28
24
20
16
12
8
4
0
rv rv rv rv rv rv rv rv rv rv rv rv rv rv rv rv rv rv rv rv ro ro ro ro ro ro ro ro ro ro ro ro
PCI IDE Mode BAR5 Offset
= 000H,
DPA Mode BAR0 DPA Mode Offset
Port 0 = 300H, Port 1 = 500H
Port 2 = 700H, Port 3 = 900H
Attribute Legend:
RV = Reserved
PR = Preserved
RS = Read/Set
RW = Read/Write
RC = Read Clear
RO = Read Only
NA = Not Accessible
Bit
03:00
Default
0000₂
Description
DET - Device Detection Mode: The DET value indicates the interface device detection state
0000₂ - No device detected and the PHY communication not established
0001₂ - Device presence detected but PHY communication not established
0011₂ - Device presence detected and PHY communication established
0100₂ - PHY offline as a result of the interface being disabled or running in BIST loopback
All other values are reserved.
The default value after reset is 0000₂. After communications between the host controller and the device
is established, the value will change to reset 0011₂.
Developer’s Manual
April 2004
221