For the BB to display when a call was received or missed in your phone app go to Options, General Options, and select Phone List View and change the option to Call.
To see how long a call lasted you can go to your Messages, click the Alt key and press [b]P[b/]. This will return all the results for your phone, i.e. missed calls, placed calls, received calls. Then hit Enter to see the details of the length of call.