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VAIO Computer Reference Manual
90
IRQ Assignments
✍
This shows the factory default values. Windows 98 will reassign resources to best meet
the needs of a particular configuration. PCI IRQs can be shared between several PCI
devices.
IRQ # Default Assignment
01 Standard 101/102-key or Microsoft Natural Keyboard
02 Programmable interrupt controller
03 Communications port (COM2)
04 Communications port (COM1)
06 Standard floppy dsk controller
07 Printer port (LPT1)
08 System CMOS/real-time clock
09 Vortex AU8810 multi-function PCI platform
09 Ricoh RL5C475 CardBus controller
09 SCI IRQ used by ACPI bus
09 Intel 82371AB/EB PCI to USB universal host controller
09 ACPI IRQ Holder for PCI IRQ steering
09 Vortex AU8810 PCI audio
09 Lucent WinModem
®
09 ACPI IRQ holder for PCI IRQ steering
10 Sony OHCI i.LINK(IEEE-1394) PCI host controller
10 ACPI IRQ holder for PCI IRQ steering
11 ACPI IRQ holder for PCI IRQ steering
11 Rage
™
128 Pro 4XL (English)
11 Sony PCI to Memory Stick I/F controller
12 WheelMouse1 (PS/2)
13 Numeric data processor
14 Intel 82371AB/EB PCI bus master IDE controller
14 Primary IDE controller (dual FIFO)
15 Intel 82371AB/EB PCI bus master IDE controller
15 Secondary IDE controller (dual FIFO)