In the BIOS: AMD CBS->FCH-UART ->Uart 0 Legacy Options: DisabledBest make sure to remove the hw.console.uart tunable when this is set.
System > Settings > Administration > Console is set to "Serial Console"?And then there was a mention in the release notes once, that you need to disable a certain "legacy" feature ... waitaminute ...
https://forum.opnsense.org/index.php?topic=27432QuoteIn the BIOS: AMD CBS->FCH-UART ->Uart 0 Legacy Options: DisabledBest make sure to remove the hw.console.uart tunable when this is set.
115200, 8N1 I assume is a given. You could try fiddling with the hardware handshake (RTS/CTS) setting.
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