Gigabyte G152-Z12, User Manual, Page: 65 / 140

BIOS Setup
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Parameter
Description
PCI Bus Driver Version
Displays the PCI Bus Driver version information.
GENZ_#
(Note1)
Lanes Configuration
U2_#
(Note1)
Lanes Configuration
OCP 3 Lanes Configuration
Change the PCIe/U2/OCP3 lanes.
Options available: Disabled, Auto, x16, x8x8, x8x4x4, x4x4x8,
x4x4x4x4.
Default setting for PCIe/U2 is
Auto .
Default setting for OCP3 is x4x4x4x4 .
GEN_# I/O ROM
(Note1)
U2_# I/O ROM
(Note1)
OCP3 I/O ROM
(Note1)
When enabled, this setting will initialize the device expansion ROM
for the related PCI-E slot.
Options available: Enabled/Disabled. Default setting is
Enabled .
GEN_# Link Speed
(Note1)
U2_# Max Link Speed
(Note1)
OCP3 Max Link Speed
(Note1)
Configure mezzanine PCIe max link speed.
Options available: Auto/Maximum/Gen1/Gen2/Gen3/Gen4.
Default setting is
Auto .
Onboard LAN Controller (Note2)
Enable/Disable the onboard LAN devices.
Options available: Enabled/Disabled. Default setting is
Enabled .
Onboard LAN I/O ROM
(Note2)
Enable/Disable the onboard LAN devices, and initializes device
expansion ROM.
Options available: Enabled/Disabled. Default setting is
Enabled .
PCI Devices Common Settings
Above 4G Decoding
Enable/Disable memory mapped I/O to 4GB or greater address
space (Above 4G Decoding).
Options available: Enabled/Disabled. Default setting is
Enabled .
SR-IOV Support
If the system has SR-IOV capable PCIe devices, this item Enable/
Disable Single Root IO Virtualization Support.
Options available: Enabled/Disabled. Default setting is
Enabled .
(Note1) This section is dependent on the available PCIe Slot/U2 Connector/OCP 3 Slot.
(Note2) This section is dependent on the available LAN controller.