Supermicro SuperServer 5019P-WT - Page 45

Chapter 6: BIOSSuperServer 5019P-WT/WTR User's Manual
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Aggressive Link Power Management
When this item is set to Enable, the SATA AHCI controller manages the power usage of the
SATA link. The controller will put the link in a low power mode during extended periods of I/O
inactivity, and will return the link to an active state when I/O activity resumes. The options
are Disable and Enable.
*If the item above "Congure sSATA as" is set to RAID, the following items will display:
sSATA RSTe Boot Info
Select Enable to provide full int13h support for the devices attached to sSATA controller. The
options are Disable and Enable.
sSATA RAID Option ROM/UEFI Driver
Select UEFI to load the EFI driver for system boot. Select Legacy to load a legacy driver for
system boot. The options are Disable, EFI, and Legacy.
sSATA Port 0 ~ Port 5
This item displays the information detected on the installed sSATA drive on the particular
sSATA port.
• Model number of drive and capacity
• Software Preserve Support
Port 0 ~ Port 5 Hot Plug
Set this item to Enable for hot-plugging support, which will allow the user to replace a SATA
drive without shutting down the system. The options are Disable and Enable.
Port 0 ~ Port 5 Spin Up Device
On an edge detect from 0 to 1, set this item to allow the PCH to initialize the device. The
options are Disable and Enable.
Port 0 ~ Port 5 sSATA Device Type

State drive or a Hard Disk Drive. The options are Hard Disk Drive and Solid State Drive.
PCIe/PCI/PnP Conguration
The following information will display:
• PCI Bus Driver Version
• PCI Devices Common Settings:
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 Disabled and Enabled.
SR-IOV Support
Use this feature to enable or disable Single Root IO Virtualization Support. The options are
Disabled and Enabled.
MMIO High Base
Use this item to select the base memory size according to memory-address mapping for the
IO hub. The options are 56 TB, 40 TB, 24 TB, 16 TB, 4 TB, and 1 TB.
MMIO High Granularity Size
Use this item to select the high memory size according to memory-address mapping for the
IO hub. The options are 1 GB, 4 GB, 16 GB, 64 GB. 256 GB, and 1024 GB.
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 Disabled and Enabled.
Maximum Read Request
Use this item to select the Maximum Read Request size of the PCI-Express device, or select
Auto to allow the System BIOS to determine the value. The options are Auto, 128 Bytes, 256
Bytes, 512 Bytes, 1024 Bytes, 2048 Bytes, and 4096 Bytes.
MMCFG Base
Use this item to select the low base address for PCIE adapters to increase base memory.
The options are 1G, 1.5G, 1.75G, 2G, 2.25G. and 3G.
NVMe Firmware Source
Vendor
Dened Firmware
is pre-installed on the drive and may resolve errata or enable innovative functions for the
drive. The other option, AMI Native Support, is offered by the BIOS with a generic method.