Table 27. PCI subsystem settings details
Item
Option
Description
PCI Bus Driver Version N/A
-
PCI Devices Common Settings N/A
-
Above 4G Decoding Disabled/Enabled
Enable or disable 64 bits capable devices to be decoded
in above 4G address space (Only if system supports 64bit
PCI decoding).
SR-IOV Support Disabled/Enabled If the system has SR-IOV capable PCIe devices, this
option enable or disable single root IO virtualization
support.
Network stack configuration
See the table below for the descriptions of options in Network stack configuration screen:
Table 28. Network stack configuration details
Item Option Description
Network Stack Enabled/Disabled Enable/Disable UEFI network stack.
Ipv4 PXE Support Enabled/Disabled Enable/Disable IPv4 PXE boot support. If disabled, IPv4
PXE boot support will not be available.
Ipv4 HTTP Support Enabled/Disabled Enable/Disable IPv4 HTTP boot support. If disabled, IPv4
HTTP boot support will not be available.
Ipv6 PXE Support Enabled/Disabled Enable/Disable IPv6 PXE boot support. If disabled, IPv6
PXE boot support will not be available.
Ipv6 HTTP Support Enabled/Disabled Enable/Disable IPv6 HTTP boot support. If disabled, IPv6
HTTP boot support will not be available.
PXE boot wait time N/A Wait time in seconds to press ESC key to abort the PXE
boot. Use either +/- or numeric keys to set the value.
Media detect count N/A Number of times the presence of media will be checked.
Use either +/- or numeric keys to set the value.
CSM configuration
See the table below for the descriptions of options in CSM Configuration screen:
Table 29. CSM configuration details
Item
Option
Description
Compatibility Support Module
Configuration
N/A
-
CSM Support Disabled/Enabled Enable/Disable CSM support.
CSM16 Module Version N/A
GateA20 Active Upon Request/
Always
Upon request: GA20 can be disabled using BIOS
services.
Always: does not allow disabling GA20; this option is
useful when any RT code is executed above 1MB.
Chapter 5. BIOS setup 121
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