D3081, D3131, D3082 (RX900 S1)
Technical Manual
43
Features
*1) WinPE does not require I/O space but some drivers require I/O space for
loading properly.
*2) When both Legacy OPROM and EFI driver are available, the BIOS loads the
EFI driver and the Legacy service is provided by the CSM module, that is the
Legacy OPROM is not loaded.
3.4.2
I/O space limitation
The I/O space is limited to 64 KB. Each PCI Bridge assigns its I/O space in
several blocks of 4 KB. ICH10 requires 1-block for Legacy support.
Auto
and
Disabled
can be selected in the BIOS setup menu to assign I/O space
for onboard devices and for PCIe slots including slot #8 for the Modular RAID
controller.
Auto
is set for all onboard devices and PCIe slots by default.
Device Hardware
Operating system
I/O space
is
requested
in config.
space
Option
ROM
(legacy)
EFI
driver
(EFI
native)
DOS
Win
PE
(*1)
Linux
5.4
Windows
32&64bit
VM
ware
Intel
GbE
x
x
--
--
--
--
--
--
Intel
10GbE
x
x
--
--
--
--
--
--
LSI
SAS
x
x
x
x
x
--
x
x
LSI
SAS
RAID
x
x
x
x
--
x
--
x
Emulex
FC
x
x (*2)
--
--
--
--
--
--
Table 10: I/O space requirement