Chapter 1 27
IRQ12 PS/2 device
IRQ13 Math processor
IRQ14 1st EIDE device (hard disk)
IRQ15 2nd EIDE device (CD-ROM drive)
DMA Channel Assignment
DMA Channel Function
DRQ0 Reserved
DRQ1 Reserved
DRQ2 Floppy
DRQ3 Reserved
DRQ4 DMA controller
DRQ5 Reserved
DRQ6 Reserved
DRQ7 Reserved
IRQ Assignment Map
Interrupt Channel Function