SOYO manual Setting Description Controls Reset, Configuration, Data, Resources, Controlled By

BIOS Setup Utility			SY-7ISA+
3-7.1 PNP/PCI Configuration Controls
PNP/PCI	Setting	Description	Note
Controls
Reset
	Disabled	Retain PnP configuration	Default
Configuration		data in BIOS.
Data	Enabled	Reset PnP configuration data
		in BIOS.
Resources
	Manual	BIOS does not manage PCI/ISA PnP
Controlled By		card IRQ assignment.
	Requires to assign IRQ-# and DMA-# to PCI or
	ISA PnP manually.
	IRQ-3,4,5,7,9,10,11,12,14,15 assigned to: _
	DMA-0,1,3,5,6,7 assigned to: _
	Auto	The Plug-and-Play BIOS	Recommended
	(ESCO)	auto manages PCI/ISA PnP
		card IRQ assignment
		automatically.

If [Resources Controlled By] is set to [Manual]

IRQ-# and DMA-# assigned to:

PCI/ISA PnP	Choose IRQ-# and	IRQ-3,4,5,7,9,10,
	DMA-# assigned to	11,12,14,15
	PCI/ISA PnP card.	DMA-0,1,3,5,6,7
Legacy ISA	Choose IRQ-# and	IRQ-3,4,5,7,9,10,
	DMA-# assigned to	11,12,14,15
	Legacy ISA card.	DMA-0,1,3,5,6,7

Under this item the user can assign an IRQ to a PCI slot. However, there under some conditions the IRQ will not be assigned as selected under this item:

1.IRQs 0, 1, 2, 6, 8, 13 can NOT be assigned, because they are fixed.

2.IRQs 5, 9, 10, 11 are available

3.IRQs 3,4,7,12,14 and 15 will only be assigned if they are free. See the table below on how to free them:

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