Remove all 2.0 pkgdefs in symbian3 and rename all 3.0 pkgdefs to package_definition.xml
<?xml version="1.0" encoding="UTF-8"?>
<SystemDefinition schema="3.0.0">
<package id="beagleboard" name="Beagle Board" levels="hw-if">
<collection id="omap3530" name="OMAP 3530" level="hw-if">
<component id="omap3530_build" name="Beagle Board Common" introduced="^3" purpose="optional" filter="sf_build">
<unit bldFile="omap3530" mrp="omap3530/base_beagle.mrp"/>
</component>
<component id="omap3530_kernel" name="Beagle Board Kernel" introduced="^3" purpose="optional" filter="sf_build">
<unit bldFile="omap3530/kernel"/>
</component>
<component id="beagleboard_Baseport" name="Beagle Board Baseport" introduced="^3" purpose="optional" filter="sf_build">
<unit bldFile="omap3530/beagleboard"/>
</component>
</collection>
</package>
</SystemDefinition>