TMC TI6NL User Manual page 49

Chapter 6 BIOS Configuration
PCI IDE IRQ Map To
This field lets you select PCI IDE IRQ mapping or PC AT (ISA)
interrupts. If your system does not have one or two PCI IDE connectors
on the system board, select values according to the type of IDE
interface(s) installed in your system (PCI or ISA). Standard ISA
interrupts for IDE channels are IRQ14 for primary and IRQ15 for
secondary.
Used MEM base addr
Select a base address for the memory area used by any peripheral that
requires high memory. The default setting is N/A.
TI6NL User's Manual 45