With Aurora 8B10B v10.0, Channel up is not asserted with some configurations.
However, Lane up is asserted.
This answer record provides the fix for this issue.
This issue occurs when "tx_lock" is not used in the SYSTEM_RESET equation in the <component_name>_RESET_LOGIC module.
Please ensure that the TX_LOCK_IN is synchronized to the USER_CLK domain and used in the SYSTEM_RESET equation as shown in the logic below:
08/04/2014 - Initial Release