IBM PCM-6890B manual PCI IRQ Activated by, Assign IRQ for VGA, Used Mem base addr, Used Mem Length

Legacy ISA Devices compliant with the original PC AT bus specification, requiring a specific DMA channel

PCI/ISA PnP Devices compliant with the Plug and Play standard, whether designed for PCI or ISA bus architecture.

PCI IRQ Activated by

Leave the IRQ trigger set at Level unless the PCI device assigned to the interrupt specifies Edge-triggered interrupts.

Assign IRQ for VGA

If you are not using your system's VGA controller, select Disabled to free the IRQ resource.

Used Mem base addr

Select a base address for the memory area used by any peripheral that requires high memory.

Used Mem Length

Select a length for the memory area specified in the previous field. This field does not appear if no base address is specified.

Assign IRQ for USB

Select Enabled if your system has a USB controller and you have one or more USB devices connected. If you are not using your system’s USB controller, select Disabled to free the IRQ resource.

68 PCM-6890B User Manual