VIA Technologies Mini-ITX User Manual page 58

Resource Controlled By
The BIOS can automatically configure all the boot and Plug and
Play compatible devices. Choose "Auto(ESCD)" if unsure, the BIOS
will automatically assign IRQ, DMA and memory base address fields.
The settings: Auto (ESCD) and Manual.
IRQ Resources
The items are adjustable only when Resources Controlled By is set
to Manual. Press <Enter> and you will enter the sub-menu of the
items.
IRQ Resources list IRQ 3/4/5/7/9/10/11/12/14/15 for users to set
each IRQ a type depending on the type of device using the IRQ.
Settings:
PCI/ISA PnP
PCI and ISA bus architecture.
Legacy ISA
For Plug & Play compatible devices designed for
For Legacy ISA device.
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BIOS Setup