ADLINK cPCI-6620 - Manual (Page 54)

42 BIOS Setup Utility
7.3.1 PCI Subsystem Settings
PCI Latency Timer
Value to be programmed into PCI Latency Timer Register.
Options: 32 PCI Bus Clocks, 64 PCI Bus Clocks, 96 PCI Bus
Clocks, 128 PCI Bus Clocks, 160 PCI Bus Clocks, 192 PCI Bus
Clocks, 224 PCI Bus Clocks, 248 PCI Bus Clocks.
ASPM Support
Set the ASPM (Active State Power Management) level. Options:
X Disabled: Disable ASPM
X Auto: BIOS auto configure
X Force L0: Force all links to L0 State