Supermicro X10QBL-CT User Manual page 93

Chapter 4: AMI BIOS
Above 4G Decoding (Available if the system supports 64-bit PCI decoding)
Select Enabled to decode a PCI device that supports 64-bit in the space above 4G
Address. The options are Enabled and Disabled.
SR-IOV Support (Available if the system supports Single-Root
Virtualization)
Select Enabled for Single-Root IO Virtualization support. The options are Enabled
and Disabled.
Maximum Payload
Select Auto to allow the system BIOS to automatically set the maximum payload
value 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.
Maximum Read Request
Select Auto to allow the system BIOS to automatically set the maximum Read
Request size 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.
ASPM Support
This feature allows the user to set the Active State Power Management (ASPM)
level for a PCI-E device. Select Force L0s to force all PCI-E links to operate at L0s
state. Select Auto to allow the system BIOS to automatically set the ASPM level for
the system. Select Disabled to disable ASPM support. The options are Disabled,
Force L0s, and Auto.
PCI-E ASPM (Global)
Select Per-Port to support the Active State Power Management (ASPM) level for
all PCI-E ports on the motherboard. Select L1 to force all PCI-E links to operate at
L1 state. The options are L1 Only, and Per-Port
MMIOH Size PerII0
Use this item to set the MMIO (Memory-Mapped I/O Hub) size for each IIO
device. The options are 0x8_00000000 (32GB), 0x10_00000000 (64GB),
0x20_00000000 (128GB), 0x40_00000000 (256GB), 0x80_00000000 (512GB),
and 0x100_00000000 (1024GB).
MMIOHBase
Use this item to select the base memory size according to memory-address map-
ping for the IO hub. The base memory size must be between 4032G to 4078G. The
options are 56T, 48T, 24T, 512G, and 256G.
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