Supermicro 2027R-E1R24L User Manual page 108

Port 0~5 Hot Plug
Select Enabled to enable hot-plug support for a particular port, which will
allow the user to change a hardware component or device without shutting
down the system. The options are Enabled and Disabled.
Staggered Spin Up
Select Enabled to enable Staggered Spin-up support to prevent excessive
power consumption caused by multiple HDDs spinning-up simultaneously.
The options are Enabled and Disabled.
RAID Mode
The following items are displayed when RAID Mode is selected:
SATA RAID Option ROM
Use this feature to determine which SATA RAID device the system will boot
from. The options are Legacy and EFI.
Port 0~5 Hot Plug
Select Enabled to enable hot-plug support for the particular port. The options
are Enabled and Disabled.
PCIe/PCI/PnP Confi guration
PCI ROM Priority
Use this feature to select the Option ROM to boot the system when there are
multiple Option ROMs available in the system. The options are Legacy ROM and
EFI Compatible ROM.
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, 64, 96,
128, 160, 192, 224 and 248.
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.
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.
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Chapter 7: BIOS