Intel SE7520JR2 manual 77

Intel® Server Board SE7520JR2				Functional Architecture
	Address (es)		Resource	Notes
	0071h		RTC Data
	0073h		RTC Data	Aliased from 0071h
	0075h		RTC Data	Aliased from 0071h
	0077h		RTC Data	Aliased from 0071h
	0080h	– 0081h	BIOS Timer
	0080h	– 008F	DMA Low Page Register
	0090h	– 0091h	DMA Low Page Register (aliased)
	0092h		System Control Port A (PC-AT control Port) (this port not
			aliased in DMA range)
	0093h	– 009Fh	DMA Low Page Register (aliased)
	0094h		Video Display Controller
	00A0h – 00A1h		Interrupt Controller 2
	00A4h – 00A5h		Interrupt Controller 2 (aliased)
	00A8h – 00A9h		Interrupt Controller 2 (aliased)
	00ACh – 00ADh		Interrupt Controller 2 (aliased)
	00B0h – 00B1h		Interrupt Controller 2 (aliased)
	00B4h – 00B5h		Interrupt Controller 2 (aliased)
	00B8h – 00B9h		Interrupt Controller 2 (aliased)
	00BCh – 00BDh		Interrupt Controller 2 (aliased)
	00C0h – 00DFh		DMA Controller 2
	00F0h		Clear NPX error	Resets IRQ13
	00F8h – 00FFh		X87 Numeric Coprocessor
	0102h		Video Display Controller
	0170h	– 0177h	Secondary Fixed Disk Controller (IDE)
	01F0h – 01F7h		Primary Fixed Disk Controller (IDE)
	0200h	– 0207h	Game I/O Port
	0220h	– 022Fh	Serial Port A
	0238h	– 023Fh	Serial Port B
	0278h	– 027Fh	Parallel Port 3
	0290h	– 0298h	NS HW monitor
	02E8h – 02EFh		Serial Port B
	02F8h – 02FFh		Serial Port B
	0338h	– 033Fh	Serial Port B
	0370h	– 0375h	Secondary Floppy
	0376h		Secondary IDE
	0377h		Secondary IDE/Floppy
	0378h	– 037Fh	Parallel Port 2
	03B4h – 03Bah		Monochrome Display Port
	03BCh – 03BFh		Parallel Port 1 (Primary)
	03C0h – 03CFh		Video Display Controller
	03D4h – 03Dah		Color Graphics Controller
	03E8h – 03Efh		Serial Port A
	03F0h – 03F5h		Floppy Disk Controller
	03F6h – 03F7h		Primary IDE – Sec Floppy
Revision 1.0			C78844-002	77