C-4
Addresses
Description
1F0h-1F7h
Primary IDE Command Block Registers
278-27Fh
(Parallel Port 3)
2F8-2FFh
Serial port 2
376h
Secondary IDE Control Block Registers
370-377h
(Floppy disk 2), IDE 2
378-37Fh
(Parallel Port 2)
3B0-3BBh
VGA
3BC-3BEh
Parallel port 1
3C0-3CFh
VGA
3D4-3D5h
VGA
3F6h
Primary IDE Control Block registers
3F0-3F7h
Floppy disk 1,IDE 1
3F8-3FFh
Serial port 1
40Bh
DMA1 Extended Write Mode Register
4D0h
Master 8259 ELCR Programming
4D1h
Slave 8259 ELCR Programming
CF9h
Turbo and Reset Control
*1
Hexadecimal notation
*2
The I/O port address of a PCI device is set according to its type and number.
Chip
ICH5
PC87417
PC87417
ICH5
PC87417
PC87417
Radeon7000M
PC87417
Radeon7000M
Radeon7000M
ICH5
PC87417
PC87417
ICH5
ICH5
ICH5
TwinCastle