Chapter 6: BIOS
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MMIO High Base
Use this item to select the base memory size according to memory-address mapping for the
IO hub. The base memory size must be between 4032G to 4078G. The options are
56T
,
48T, 24T, 16T, 4T, and 1T.
MMIO High Granularity Size
Use this item to select the high memory size according to memory-address mapping for the
IO hub. The options are 1G, 4G, 16G, 64G,
256G
, and 1024G.
PCI PERR/SERR Support
Use this feature to enable or disable the runtime event for SERR (System Error)/ PERR (PCI/
PCI-E Parity Error). The options are
Disabled
and Enabled.
Maximum Read Request
Select Auto for the system BIOS to automatically set the maximum size for a read request
for a PCI-E device to enhance system performance. The options are
Auto
, 128 Bytes, 256
Bytes, 512 Bytes, 1024 Bytes, 2048 Bytes, and 4096 Bytes.
MMCFG Base
This feature determines the lowest MMCFG (Memory-Mapped Configuration) base assigned
to PCI devices. The options are 1G, 1.5G, 1.75G.
2G
, 2.25G, and 3G.
VGA Priority
Use this item to select the graphics device to be used as the primary video display for system
boot. The options are Auto,
Onboard
and Offboard.
RSC-R1U SLOT1 PCI-E x16 OPROM/RSC-R1U SLOT2 PCI-E x16 OPROM
Select EFI to allow the user to boot the computer using an EFI (Expansible Firmware Interface)
device installed on the PCI-E slot specified by the user. Select Legacy to allow the user to
boot the computer using a legacy device installed on the PCI-E slot specified by the user. The
options are Disabled,
Legacy
and EFI. (
Note:
Riser card names may differ in each system.)
Onboard LAN Option ROM Type
Use this to select firmware type to be loaded for onboard LANs. The options are
Legacy
and EFI.
Onboard Video Option ROM
Use this feature to select the Onboard Video Option ROM type. The options are Disabled,
Legacy
and EFI.
Onboard LAN1 Option ROM
Use this feature to select the type of device installed in LAN Port1 used for system boot. The
options are
Legacy
, EFI and Disabled.