Themis RES-XR4-3U, Installation Manual

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3-21
Themis Computer
3—BIOS Setup Utility
Advanced Setup Configurations
128, 160, 192, 224, and 248.
3.3.7.3 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.
3.3.7.4 PERR# Generation
Select Enabled to allow a PCI device to generate a PERR number for a PCI Bus Sig-
nal Error Event. The options are Enabled and Disabled.
3.3.7.5 SERR# Generation
Select Enabled to allow a PCI device to generate a SERR number for a PCI Bus Sig-
nal Error Event. The options are Enabled and Disabled.
3.3.7.6 Maximum Payload
This feature selects the setting for the PCIE maximum payload size. The options are
Auto, 128 Bytes, 256 Bytes, 512 Bytes, 1024 Bytes, 2048 Bytes, and 4096 Bytes.
3.3.7.7 Maximum Read Request
This feature selects the setting for the PCIE maximum Read Request size. The
options are Auto, 128 Bytes, 256 Bytes, 512 Bytes, 1024 Bytes, 2048 Bytes, and
4096 Bytes.
3.3.7.8 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
L0sstate. 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,
Auto, and Force L0s.