EP80579 Datasheet, PDF (1004/1916 Pages) Intel Corporation – Intel® EP80579 Integrated Processor Product Line

Intel^® EP80579 Integrated Processor
Table 26-37. Offset 04h: HCSPARAMS - Host Controller Structural Parameters Register
(Sheet 2 of 2)
Description: Reset: Suspend well reset, but not D3-to-D0 reset or HCRESET.
View: PCI
BAR: MBAR
Bus:Device:Function: 0:29:7
Offset Start: 04h
Offset End: 07h
Size: 32 bit
Default: 01001202h
Power Well: Suspend
Bit Range
11 :08
07 :04
03 :00
Bit Acronym
Bit Description
Sticky
N_PCC
Reserved
N_PORTS
Number of Ports per Companion Controller: This field
indicates the number of ports supported per companion
host controller. It is used to indicate the port routing
configuration to system software. Hardwired to 2h.
Reserved.
This field specifies the number of physical downstream
ports implemented on this host controller. The value of
this field determines how many port registers are
addressable in the Operational Register Space. Valid
values are in the range of 1H to 2H
2h is reported by default. However, software may write a
value less than 2 for some platform configurations. A zero
in this field is undefined.
Bit Reset
Value
0010b
00h
0010b
Bit Access
RO
RWS
26.3.1.4
Offset 08h: HCCPARAMS - Host Controller Capability Parameters
Register
This register provides general mode information that affects the generation of the data
structure in memory.
Table 26-38. Offset 08h: HCCPARAMS - Host Controller Capability Parameters Register
(Sheet 1 of 2)
Description:
View: PCI
BAR: MBAR
Bus:Device:Function: 0:29:7
Offset Start: 08h
Offset End: 0Bh
Size: 32 bit
Default: 00006871h
Power Well: Core
Bit Range
31 :16
15 :08
07 :04
03
Bit Acronym
Bit Description
Sticky
Reserved
EECP
Reserved
Reserved
Reserved
EHCI Extended Capabilities Pointer: This field is
hardwired to 68h, indicating that the EHCI capabilities list
exists and begins at offset 68h in the PCI configuration
space.
Reserved
Reserved
Bit Reset
Value
0000h
68h
7h
0h
Bit Access
RO
RO
Intel^® EP80579 Integrated Processor Product Line Datasheet
1004
August 2009
Order Number: 320066-003US