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4 Summary of the HP/Phoenix BIOS
BIOS Addresses
0220h - 022Fh Audio interface 1 (Soundblaster)
0240h - 024Fh Audio interface 2 (Soundblaster)
0260h - 026Fh Audio interface 3 (Soundblaster)
0278h - 027Fh Parallel port 2
0279h IO read data port for ISA Plug and Play enumerator
0280h - 028Fh Audio interface 4 (Soundblaster)
02E8h - 02EFh Serial port 4
02F8h - 02FFh Serial port 2
0300h - 0301h MPU-401 MIDI interface 2 (Soundblaster)
0330h - 0331h MPU-401 MIDI interface 1 (Soundblaster)
0370h - 0371h Ultra I/O controller
0372h - 0375h Secondary flexible disk drive controller
0376h IDE hard disk drive controller secondary channel
0377h Secondary flexible disk drive controller
0378h - 037Ah Parallel port 1
0388h - 038Bh Ad-lib / FM synthesized music (Soundblaster)
03B0h - 03DFh Graphics controller (Matrox MGA)
03E8h - 03EFh Serial port 3
03F0h - 03F5h Primary flexible disk drive controller
03F6h IDE hard disk drive controller primary channel
03F7h Primary flexible disk drive controller
03F8h - 03FFh Serial port 1
0496h - 049Fh Internal ports (Little Ben)
0678h - 067Bh Parallel port 2 if ECP mode is selected
0778h - 077Bh Parallel port 1 if ECP mode is selected
0CF8h - 0CFFh Configuration registers for PCI devices
I/O Address Ports Function
