Supermicro 6028R-WTR, User Manual

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Chapter 7: BIOS
7-15
SATA RAID Option ROM/UEFI Driver
Select Enabled to boot the system from a SATA RAID device or a UEFI
(Unifi ed Extensible Firmware Interface) device. The options are Enabled or
Disabled.
Port 0~5 Hot Plug
Select Enabled to enable hot-plug support for a port specifi ed by the user.
The options are Enabled and Disabled.

PCIe/PCI/PnP Confi guration
This submenu allows the user to confi gure the following PCIe/PCI/PnP settings.
Launch Storage OpROM Policy
This feature selects the Storage Option ROM to be used to bootup the system
from a storage device when there are multiple Storage Option ROMs available.
The options are UEFI Only and Legacy Only .
PCI Latency Timer
Use this feature to set the latency timer of each PCI device installed on a PCI bus.
Select 64 to set the PCI latency to 64 PCI clock cycles. The options are 32 PCI
Bus Clock, 64 PCI Bus Clock , 96 PCI Bus Clock, 128 PCI Bus Clock, 160 PCI Bus
Clock, 192 PCI Bus Clock, 224 PCI Bus Clock, and 248 PCI Bus Clock.
PERR# Generation
Select Enabled to allow a PCI device to generate a PERR number for a PCI Bus
Signal Error Event. The options are Enabled and Disabled .
SERR# Generation
Select Enabled to allow a PCI device to generate a SERR number for a PCI Bus
Signal Error Event. 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 and 256 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.