Hello,
I have ubuntu 14.04 64bit ,i was trying to install ccsv6.0.1.00040 for C6000 DSP and compiler .I have installed the required dependencies according to given in this link.
http://processors.wiki.ti.com/index.php/Linux_Host_Support_CCSv6#Ubuntu_14.04_64bit
I am attaching the screen shot and install log file.install_logs1.tar