HP CQ60 manual System memory map specifications, Size Memory address System function

I/O address (hex)		System function (shipping configuration)
278	- 27F	Unused
280	- 2AB	Unused
2A0 - 2A7		Unused
2A8 - 2E7		Unused
2E8 - 2EF		Reserved serial port
2F0 - 2F7		Unused
2F8 - 2FF		Infrared port
300	- 31F	Unused
320	- 36F	Unused
370	- 377	Secondary diskette drive controller
378	- 37F	Parallel port (LPT1/default)
380	- 387	Unused
388	- 38B	FM synthesizer-OPL3
38C - 3AF		Unused
3B0 - 3BB		VGA
3BC - 3BF		Reserved (parallel port/no EPP support)
3C0 - 3DF		VGA
3E0 - 3E1		PC Card controller in CPU
3E2 - 3E3		Unused
3E8 - 3EF		Internal modem
3F0 - 3F7		“A” diskette controller
3F8 - 3FF		Serial port (COM1/default)
CF8 - CFB		PCI configuration index register (PCIDIVO-1)
CFC - CFF		PCI configuration data register (PCIDIVO-1)

System memory map specifications

Size	Memory address	System function
640 KB	00000000-0009FFFF	Base memory
128 KB	000A0000-000BFFFF	Video memory
48 KB	000C0000-000CBFFF	Video BIOS
160 KB	000C8000-000E7FFF	Unused
64 KB	000E8000-000FFFFF	System BIOS
15 MB	00100000-00FFFFFF	Extended memory
58 MB	04800000-07FFFFFF	Super extended memory
58 MB	04800000-07FFFFFF	Unused
2 MB	08000000-080FFFFF	Video memory (direct access)
4 GB	08200000-FFFEFFFF	Unused
64 KB	FFFF0000-FFFFFFFF	System BIOS

Specifications 6–7