IBASE MI970 - Manual (Page 31)

BIOS SETUP
MI970 User’s Manual 27
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
Relaxed Ordering Disabled
Extended Tag Disabled
No Snoop Enabled
Maximum Payload Auto
Maximum Read Request Auto
PCI Express Link Register Settings
ASPM Support Disabled
WARNING: Enabling ASPM may cause Disabled
some PCI-E devices to fail
Extended Synch Disabled
Link Training Retry 5
Link Training Timeout (uS) 100
Unpopulated Links Keep Link ON
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.