Setting Serial Port in Virtual Box
Mapping Windows 10 serial port to Virtual box can be done by enabling particular COM port as shown below
Note : Make sure no image is running in Virtual Box
This process is shown in the GIF file below :
How to map COM Port if assigned number is higher ?
Often you may notice COM port number assigned by default higher than COM4 . In the following picture , Serial port was assigned COM12
In such a case , You need to change it from Advanced option of Port Settings in Window’s device manager. I changed this COM12 to COM2 which was not in use .
How to verify COM port in Linux running within Virtual Box ?
After that it was verified as shown in GIF file below. You may notice change in COM2 icon color after device was connected . This provides information up to final Minicom session.
You can check port using dmesg | grep tty*
Note : If you don’t see expected serial console. You may have to reboot the Windows system for releasing COM port if used earlier.
Finally , You should be able to see the console message depending on target connected
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