Fujitsu primequest 2400E2 Design Manual page 103

3.3.6 Setting I/O Space for PCI Devices (1/2)
To perform a boot in a legacy BIOS environment, it is necessary to assign the I/O space
to the boot device.
The size of the I/O space is 64KB for all models.

A 4KB area of the I/O space can be assigned per device.

The assignment is possible for up to 15 devices (that is, 16 devices in total including

one device that is reserved for a PCH).
The following devices can be assigned:
- Onboard LANs
- RAID cards in SBs
- RAID cards in DUs
- PCI Express slots on IOUs
- PCI Boxes
PRIMEQUEST 2000 Series Design Guide 102 Copyright 2016-2017 FUJITSU LIMITED