Copyright © 2013 IBASE Technology Inc. All Rights
Reserved.
PCI Express Settings
Aptio Setup Utility
Main Advanced Chipset Boot Security Save & Exit
PCI Express Device Register Settings
→ ← Select Screen
↑↓ Select Item
Enter: Select
+- Change Field
F1: General Help
F2: Previous Values
F3: Optimized Default
F4: Save ESC: Exit
PCI Express Link Register Settings
WARNING: Enabling ASPM may cause
some PCI-E devices to fail
Link Training Timeout (uS)
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
Enables 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 the value.
ASPM Support
Set the ASPM Level: Force L0s – Force all links to L0s State:
AUTO – BIOS auto configure : DISABLE – Disables ASPM.
Extended Synch
If ENABLED allows generation of Extended Synchronization patterns.
Link Training Retry
Defines number of Retry Attempts software will take to retrain the link if previous training attempt was
unsuccessful.
Link Training Timeout (uS)
Defines number of Microseconds software will wait before polling ‘Link Training’ bit in Link Status
register. Value range from 10 to 1000 uS.
