File list (Check if you may need any files):
DE2_NIOS_DEVICE_LED
...................\.metadata
...................\.........\.lock
...................\.........\.log
...................\.........\.plugins
...................\.........\........\org.eclipse.cdt.core
...................\.........\........\....................\.log
...................\.........\........\org.eclipse.cdt.make.core
...................\.........\........\.........................\specs.c
...................\.........\........\.........................\specs.cpp
...................\.........\........\org.eclipse.cdt.make.ui
...................\.........\........\.......................\dialog_settings.xml
...................\.........\........\org.eclipse.core.resources
...................\.........\........\..........................\.history
...................\.........\........\..........................\.root
...................\.........\........\..........................\.....\.indexes
...................\.........\........\..........................\.....\........\history.version
...................\.........\........\..........................\.....\........\properties.version
...................\.........\........\..........................\.....\5.tree
...................\.........\........\..........................\.safetable
...................\.........\........\..........................\..........\org.eclipse.core.resources
...................\.........\........\org.eclipse.core.runtime
...................\.........\........\........................\.settings
...................\.........\........\........................\.........\org.eclipse.cdt.debug.core.prefs
...................\.........\........\........................\.........\org.eclipse.cdt.ui.prefs
...................\.........\........\........................\.........\org.eclipse.core.resources.prefs
...................\.........\........\........................\.........\org.eclipse.ui.ide.prefs
...................\.........\........\........................\.........\org.eclipse.ui.prefs
...................\.........\........\org.eclipse.debug.core
...................\.........\........\org.eclipse.debug.ui
...................\.........\........\org.eclipse.ui.ide
...................\.........\........\..................\dialog_settings.xml
...................\.........\........\org.eclipse.ui.workbench
...................\.........\........\........................\dialog_settings.xml
...................\.........\........\........................\workbench.xml
...................\.........\version.ini
...................\D12test.inf
...................\D12TEST.sys
...................\HW
...................\..\.metadata
...................\..\.........\.lock
...................\..\.........\.log
...................\..\.........\.plugins
...................\..\.........\........\org.eclipse.cdt.core
...................\..\.........\........\....................\.log
...................\..\.........\........\....................\hello_led_0.1181720796000.pdom
...................\..\.........\........\....................\hello_led_0_syslib.1181720801687.pdom
...................\..\.........\........\org.eclipse.cdt.make.core
...................\..\.........\........\.........................\specs.c
...................\..\.........\........\.........................\specs.cpp
...................\..\.........\........\org.eclipse.cdt.ui
...................\..\.........\........\org.eclipse.core.resources
...................\..\.........\........\..........................\.history
...................\..\.........\........\..........................\........\0
...................\..\.........\........\..........................\........\.\017767e09919001c1182a1d029c6e4e9
...................\..\.........\........\..........................\........\.\51a64f739a19001c1182a1d029c6e4e9
...................\..\.........\........\..........................\........\.\8152cb44071f001c1173c170a943e5de
...................\..\.........\........\..........................\........\.\81b137739a19001c1182a1d029c6e4e9
...