Supermicro SUPERSERVER 1028UX-TR4, Руководство пользователя

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Chapter 7: BIOS
7-23
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PCIe/PCI/PnP Configuration
The following PCI information will be displayed:
•
PCI Bus Driver Version
PCI PERR/SERR Support
Select Enabled to allow a PCI device to generate a PERR/SERR number for a PCI
Bus Signal Error Event. The options are Enabled and
Disabled .
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 (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 for 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, and 256 Bytes.
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.
ASPM Support
Use this item to set the Active State Power Management (ASPM) level for a PCI-E
device. Select Auto for the system BIOS to automatically set the ASPM level based
on the system configuration. Select Disabled to disable ASPM support. The options
are
Disabled , and Auto.
Warning : Enabling ASPM support may cause some PCI-E devices to fail!
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.