Chapter 4: BIOS
89
MMIOHBase
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 Confi guration) 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.
PCI Devices Option ROM Settings
Onboard NVME1/NVME2 OPROM
Select EFI to allow the user to boot the computer using an EFI (Expansible Firmware Interface)
device installed on the NVME connector specifi ed by the user. Select Legacy to allow the
user to boot the computer using a legacy device installed on the NVME connector specifi ed
by the user. The options are Disabled, Legacy and EFI.
CPU1 Slot 1 PCI-E x8 OPROM/CPU1 Slot 2 PCI-E x16 OPROM/CPU1 Slot 3 PCI-E x8
OPROM/CPU2 Slot 4 PCI-E x16 OPROM/CPU2 Slot 5 PCI-E x16 OPROM/CPU2 Slot 6
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 specifi ed by the user. Select Legacy to allow the user to
boot the computer using a legacy device installed on the PCI-E slot specifi ed by the user. The
options are Disabled, Legacy and EFI. (Note: Riser card names may differ in each system.)
To Next Page
Loading...
