What did Usher do as an attempt to ease his mind in "The Fall of the House of Usher"?

This section of the short story comes towards its denouement, as the storm that clearly symbolises the intense agitation inside Roderick himself reaches its height as does Roderick's nervous agitation. Desperate to try and do something to calm Roderick down and take his mind off the storm, which is clearly causing such bizarre behaviour, the narrator takes what he calls one of Roderick's "favourite books" and begins to read it to him in an attempt ...