Intel H61 User Manual page 26

Relaxed Ordering
Use this item to enable or disable PCI express device relaxed ordering.
Extended Tag
The optional settings: [Disabled]; [Enabled].
If set as [Enabled] it will allow device to use 8-bit tag field as a requester.
No Snoop
Use this item to enable or disable PCI Express device No Snoop option.
Maximum Payload
Use this item to set maximum payload of PCI Express device or allow system
BIOS to select the value.
The optional settings are: [Auto]; [128 Bytes]; [256 Bytes]; [512 Bytes]; [1024
Bytes]; [2048 Bytes]; [4096 Bytes].
Maximum Read Request
Use this item to set maximum read request size of PCI Express device or allow
system BIOS to select the value.
The optional settings are: [Auto]; [128 Bytes]; [256 Bytes]; [512 Bytes]; [1024
Bytes]; [2048 Bytes]; [4096 Bytes].
PCI Express Link Register Settings
ASPM Support
Use this item to set ASPM level.
The optional settings: [Disabled]; [Auto]; [Force L0s].
Extended Synch
The optional settings: [Disabled]; [Enabled].
[If set as [Enabled] it will allow generation of extended synchronization patterns.
Link Training Retry
Use this item to define number of retry attempts software will take to restrain the
link if previous training attempt was unsuccessful.
The optional settings are: [Disable]; [2]; [3]; [5].
Link Training Timeout(uS)
Use this item to define number of microseconds software will wait before polling
'Link Training' bit in link status register. Value range from 10 to 1000 uS.
Unpopulated Links
In order to save power, software will disable unpopulated PCI Express links if this
option set as [Disable Link].
The optional settings are: [Keep Link ON]; [Disable Link].
 PCI Express GEN2 Settings
Press [Enter] to make settings for the following PCI Express GEN2 Devices
Settings:
PCI Express GEN2 Device Register Settings
Completion Timeout
The optional settings are: [Default]; [Shorter]; [Longer]; [Disabled].
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