Visualise your linker memory map file using D3.js. Try it out here:
http://htmlpreview.github.com/?https://github.com/eliotstock/memory/blob/master/index.html
This has only been tested on a project for the Nordic nRF51822, but should work with any *.Map file produced by the GNU linker, ld.
Pull requests welcome.
Cheers,
Eliot.