EP80579 Datasheet, PDF (945/1916 Pages) Intel Corporation – Intel® EP80579 Integrated Processor Product Line

Intel^® EP80579 Integrated Processor
25.1.1.5
SUBC - Sub Class Code Register
A value of 03h indicates that this is a Universal Serial Bus Host Controller.
Table 25-6. SUBC - Sub Class Code Register
Description:
View: PCI
BAR: Configuration
Bus:Device:Function: 0:29:0
Offset Start: 0Ah
Offset End: 0Ah
Size: 8 bit
Default: 03h
Power Well: Core
Bit Range
07 : 00
Bit Acronym
Bit Description
Sticky
SCC
Sub-Class Code: Indicates the device is a USB1.1 device.
Bit Reset
Value
03h
Bit Access
RO
25.1.1.6
BCC - Base Class Code Register
A value of 0Ch indicates that this is a Serial Bus controller.
Table 25-7. BCC - Base Class Code Register
Description:
View: PCI
BAR: Configuration
Bus:Device:Function: 0:29:0
Offset Start: 0Bh
Offset End: 0Bh
Size: 8 bit
Default: 0Ch
Power Well: Core
Bit Range
07 : 00
Bit Acronym
Bit Description
BCC
Base Class Code: Indicates the device is a USB device.
Sticky
Bit Reset
Value
0Ch
Bit Access
RO
25.1.1.7
MLT - Master Latency Timer Register
Because the USB controller is internally implemented with arbitration on the CMI, it
does not need a master latency timer. The bits are hardwired to 0.
Table 25-8. MLT - Master Latency Timer Register
Description:
View: PCI
BAR: Configuration
Bus:Device:Function: 0:29:0
Offset Start: 0Dh
Offset End: 0Dh
Size: 8 bit
Default: 00h
Power Well: Core
Bit Range Bit Acronym
Bit Description
07 : 00
MLC
Master Latency Count: Hardwired to 0.
Sticky
Bit Reset
Value
0h
Bit Access
RO
August 2009
Order Number: 320066-003US
Intel^® EP80579 Integrated Processor Product Line Datasheet
945