In my installation of Eclipse 3.4, I can right-click on the EJB providing the endpoint implementation and select Web Services->Create Web Service.
There will then be a dialog in which you can choose to take a top-down or a bottom-up approach. In your case you would want the bottom-up approach.
This plug-in will generate artifacts for Axis or Axis 2.
For more info, check this webpage: http://ws.apache.org/axis2/0_94/CodegenTools-EclipsePlugin.html Good luck!