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EP80579 Datasheet, PDF (748/1916 Pages) Intel Corporation – Intel® EP80579 Integrated Processor Product Line | |||
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Intel® EP80579 Integrated Processor
Table 19-23. Offset 80h: IOD: I/O Decode Ranges Register (Sheet 2 of 2)
Description:
View: PCI
BAR: Configuration
Bus:Device:Function: 0:31:0
Offset Start: 80h
Offset End: 81h
Size: 16 bit
Default: 0000h
Power Well: Core
Bit Range
9 :8
07
06 :04
03
02 :00
Bit Acronym
Bit Description
Sticky
LPT
Reserved
CB
Reserved
CA
LPT Range: This field determines which range to decode
for the LPT Port:
00
01
67Fh
10
11
378 â 37Fh and 778 â 77Fh
278 â 27Fh (port 279h is read only) and 678 â
3BC â3BEh and 7BC â 7BEh
Reserved
Reserved
ComB Range: This field determines which range to
decode for the COMB Port.
000 3F8 â 3FFh (COM1)
001 2F8 â 2FFh (COM2)
010 220 â 227h
011 228 â 22Fh
100 238 â 23Fh
101 2E8 â 2EFh (COM4)
110 338 â 33Fh
111 3E8 â 3EFh (COM3)
Reserved
ComA Range: This field determines which range to
decode for the COMA Port.
000 3F8 â 3FFh (COM1)
001 2F8 â 2FFh (COM2)
010 220 â 227h
011 228 â 22Fh
100 238 â 23Fh
101 2E8 â 2EFh (COM4)
110 338 â 33Fh
111 3E8 â 3EFh (COM3)
Bit Reset
Value
0h
0h
0h
0h
0h
Bit Access
RO
RO
Intel® EP80579 Integrated Processor Product Line Datasheet
748
August 2009
Order Number: 320066-003US
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