Follow this page to get the Current Drivers from non-free repo installed: https://top-hat-sec.com/forum/index.php?topic=3160.0 Download the script here: https://docs.google.com/file/d/0B3s5DO68wWL-cXBrOGlCUHRCTFU/edit?usp=sharing&pli=1 Then, install the AMD-APP-SDK. Download from here: http://developer.amd.com/amd-license-agreement/?f=AMD-APP-SDK-v2.7-lnx64.tar Must be version 2.7 , as it is the one compatible with the 12.6 non-free repo Radeon Driver   Then, these packages must be installed, to get cmake and ..

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