User guide

Vario L2 BIOS Setup
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PnP/PCI Configurations
Figure J: PnP/PCI Configuration
PCI/VGA Palette Snoop – Options Disabled (default) Enabled
This is for graphics controllers which are not VGA compatible to allow them to take the output from a VGA controller
and map it to their display as a way to provide boot information and VGA compatibility
PCI Latency Timer (CLK) = Options 64 (defaul0t, 0-255
PCI latency timers are a mechanism for PCI bus-mastering devices to share the PCI bus fairly. The higher the number, the
longer the device holds onto ownership
Maximum Payload Size
The PCI-Express maximum payload size can be set. The default is 4096, and the options are 128, 256, 512, 1024 and
2048
Frequency/Voltage Control
Figure K: frequency / voltage control
If the CPU has not been locked, then adjustments to these values can adjust the frequency and voltage of the cpu.