SR200 MIL-STD Rugged Computer User’s Manual V1.0
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3.4.1 PCI Subsystem Settings
PCI, PCI-X and PCI Express settings.
PCI Common Settings
PCI Latency Timer: Value to be programed into PCI Latency Timer Register.
VGA Palette Snoop: Enable or disable VGA Palette Registers Snooping.
PERR# Generation: Enables or Disables PCI Device to Generate PERR#.
SERR# Generation: Enables or Disables PCI Device to Generate SERR#.
PCI Express Settings
Change PCI Express Devices Settings.
PCI Express Device Register Settings
Relaxed Ordering: Enables or Disables PCI Express Device Relaxed Ordering.
Extended Tag: If ENABLED allows Device to use 8-bit Tag field as a requester.
No Snoop: Enabled or Disables PCI Express Device No Snoop option.
Maximum Payload: Set Maximum Payload of PCI Express Device or allow System BIOS to select the
value.
Maximum Read Request: Set Maximum Read Request Size of PCI Express Device or allow System
BIOS to select value.
PCI Express Link Register Settings
ASPM Support: Set the ASPM level: Force L0s - Force all links to L0s state: AUTO - BIOS auto
configure: DISABLE- Disables ASPM. WARNING: Enabling ASPM may cause some PCI-E devices to
fail.
Extended Synch: If ENBLED allows generation of extended synchronization patterns.