Abit VA-20 User Manual page 53

BIOS Setup 3-25
IRQ Resources
The submenu allows you to individually assign an interrupt type for interrupts IRQ-3
to IRQ-15.
In the IRQ Resources submenu, if you assign an IRQ to Legacy ISA, then that
Interrupt Request Line is reserved for a legacy ISA expansion card. Press <Esc> to
close the IRQ Resources submenu.
In the Memory Resources submenu, use the first item Reserved Memory Base to set
the start address of the memory you want to reserve for the ISA expansion card. Use
the section item Reserved Memory Length to set the amount of reserved memory.
Press <Esc> to close the Memory Resources submenu.
User's Manual