Q: How's the IRQ sharing issue for BD7/BD7-Raid motherboards?
A: AGP and PCI-1 share an IRQ
PCI-2,PCI-3,PCI-4,PCI-5 and PCI-6 dividedly used an IRQ.
Manually assigning the IRQs is possible in BIOS
"PnP/PCI configuration" submenu,
PIRQ_0 is for AGP and PCI-1
PIRQ_1 is for PCI-2
PIRQ_2 is for HPT 372 Chip.
PIRQ_3 is for reserve.
PIRQ_4 is for PCI-3
PIRQ_5 is for PCI-6
PIRQ_6 is for PCI-5
PIRQ_7 is for PCI-4