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Chapter 3
Table 3-3.
I/O Address Map (Continued)
0090-0091
0092
0093-009F
00A0-00A1
00A2-00BF
00C0-00DF
00E0-00EF
00F0-00FF
01F0-01F7
0200-0240h
0240-0260h
0279h
02F8-02FF
0300-0340h
0340-0360h
0378-037F
03B0-03BB
03C0-03DF
03F0-03F5
03F6
03F7
03F8-03FF
04D0-04D1
0778-077F
0A79h
0CF8-0CFF
0CF9
NOTE
0279h and 0A79h are the ISA PnP ports used by the BIOS and an OS that supports
this feature to recognize ISA PnP (Plug and Play) cards.
The Intel I/O hub ICH-8 (ICH-6 or later) does not support ISA DMA.
18
System reserved
Fast A20 gate and CPU reset
System reserved
Slave Interrupt Controller
System reserved
Slave DMA Controller #2
System reserved
Math Coprocessor
IDE Hard Disk Controller
Mapped to ISA
Mapped to ISA
Mapped to ISA
Serial Port 2 (COM2)
Mapped to ISA
Mapped to ISA
Parallel Port (Standard and EPP)
Video (monochrome)
Video (VGA)
Floppy Disk Controller
IDE Hard Disk Controller
Floppy Disk Controller
Serial Port 1 (COM1)
Edge/Level Trigger PIC
Parallel Port (ECP Extensions) (Port 378+400)
Mapped to ISA
PCI Configuration Registers
Reset Control Register
Reference Manual
Hardware
CoreModule 740
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