Supermicro SuperServer SYS-1029UX-LL1-S16 User Manual page 93

Chapter 6: BIOS
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.
NVMe Firmware Source
This feature determines the lowest MMCFG (Memory-Mapped Configuration) base assigned
to PCI devices. The options are Vendor Defined Firmware and AMI Native Support.
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-R1UW-2E16 SLOT(1-2) PCI-E X16 OPROM
Select Disabled to deactivate the selected slots, Legacy to activate the slot in legacy mode,
and EFI to activate the slot in EFI mode. The options are Disabled, Legacy, and EFI.
AOC-2UR68-i4G SLOT2/3/1 PCI-E 3.0 x16/x8 OPROM
Select Disabled to deactivate the selected slots, Legacy to activate the slot in legacy mode,
and EFI to activate the slot in EFI mode. The options are Disabled, Legacy, and EFI.
Onboard LAN Option ROM Type
Use this to select firmware type to be loaded for onboard LANs. The options are Legacy
and EFI.
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