Supermicro SBI-7228R-T2F, User Manual, Page: 61 / 86

5-9
Chapter 5: BIOS
Table 5-5. Chipset Configuration Sub-menu
Menu Option Description

North Bridge
Configuration
This sub-menu configures North Bridge features and shows configuration
information.
EV DFX Features
This setting gives you the option to allow DFX Lock Bits to remain clear or
not. Options include Enable or
Disable .

IIO Configuration This sub-menu configures Integrated I/O Configuration.
IOU2 (IIO PCIe Port
1) This setting selects the PCIe port bifurcation for PCIe Slot 1. Options
include x4x4, x8 or
Auto .
IOU0 (IIO PCIe Port
2) This setting selects the PCIe port bifurcation for PCIe Slot 2. Options
include x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16 or
Auto .
IOU1 (IIO PCIe Port
3) This setting selects the PCIe port bifurcation for PCIe Slot 3. Options
include x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16 or
Auto .
No PCIe Port Active
ECO
This setting is a workaround setting when no PCIe port is active. Options
include
PCU Squelch Exit Ignore Option and Reset the SQ FLOP by
CSR Option.

Socket 0
PCIED00F0 - Port 0/
DMI Use this submenu for settings related to PCI Express Ports.
Link Speed
This setting specifies the link speed for the PCI-E port. Options include
Auto , Gen 1 (2.5 GT/s) or Gen 2 (5 GT/s)
PCI-E Port
DeEmphasis This setting allows you to de-emphasize control for this PCI-E port.
Options include
-6.0 dB or -3.5 dB.
PCI-e Port Link
Information This is static information for your PCI-E link and includes PCI-E Port Link
Status, PCI-E Port Link Max and PCI-E Port Link Speed.
PCI-E Port L0s
Exit Latency This setting allows you to specify the length of time this port requires to
complete transition from L0s to L0. The default and only option is
4uS-8uS .
PCI-E Port L1
Exit Latency
This setting allows you to specify the length of time this port requires to
complete transition from L1 to L0. The options include <1uS, 1uS - 2uS,
2uS - 4uS, 4uS - 8uS,
8uS - 16uS , 16uS - 32uS, 32uS - 64uS and >64uS.
Fatal Err Over
This setting enables you to force fatal error propogation to the IIO core
error logic for this port. Options include Enable and
Disable .
Non-Fatal Err
Over This setting enables you to force fnon-fatal error propogation to the IIO
core error logic for this port. Options include Enable and
Disable .
Corr Err Over
This setting enables you to force correctable error propogation to the IIO
core error logic for this port. Options include Enable and
Disable .
LOs Support
When this setting is Disabled , the IIO never puts its transmitter in the Los
state.

IIO1 Configuration This sub-menu configures Integrated I/O 1 Configuration.
IOU2 (IIO PCIe Port
1) This setting selects the PCIe port bifurcation for PCIe Slot 1. Options
include x4x4, x8 or
Auto .
IOU0 (IIO PCIe Port
2) This setting selects the PCIe port bifurcation for PCIe Slot 2. Options
include x4x4x4x4, x4x4x8, x8x4x4, x8x8, x16 or
Auto .