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IBASE Technology Inc.
Appendix
A. I/O Port Address Map
Each peripheral device in the system is assigned a set of I/O port addresses which
also becomes the identity of the device. The following table lists the I/O port
addresses used.
Address
Device Description
0000h-001Fh Direct memory access controller
0000h-001Fh PCI bus
0040h-0043h System timer
0050h-0053h System timer
0070h-0077h System CMOS/real time clock
0081h-0091h Direct memory access controller
0093h-009Fh Direct memory access controller
00C0h-00DF
h
Direct memory access controller
00F0h-00F0h Numeric data processor
02F8h-02FFh Communications Port (COM2)
03B0h-03BB
h
Intel(R) HD Graphics 4600
03C0h-03DF
h
Intel(R) HD Graphics 4600
03F8h-03FFh Communications Port (COM1)
0D00h-FFFF
h
PCI bus
E000h-EFFF
h
Intel(R) 8 Series/C220 Series PCI Express Root Port #7 -
8C1C
F000h-F03Fh Intel(R) HD Graphics 4600
F040h-F05Fh Intel(R) 8 Series/C220 Series SMBus Controller - 8C22
F060h-F07Fh Intel(R) 8 Series/C220 Series SATA AHCI Controller - 8C02
F0A0h-F0A3
h
Intel(R) 8 Series/C220 Series SATA AHCI Controller - 8C02
F0B0h-F0B7
h
Intel(R) 8 Series/C220 Series SATA AHCI Controller - 8C02