File list (Check if you may need any files):
DE2_\db\.cmp.kpt
....\..\altsyncram_av81.tdf
....\..\altsyncram_ou81.tdf
....\..\alt_synch_pipe_8pl.tdf
....\..\alt_synch_pipe_9pl.tdf
....\..\a_gray2bin_0mb.tdf
....\..\a_graycounter_roc.tdf
....\..\a_graycounter_va7.tdf
....\..\cmpr_2mc.tdf
....\..\cmpr_hb6.tdf
....\..\cntr_f3g.tdf
....\..\dcfifo_2bo1.tdf
....\..\DE2_D5M.asm.qmsg
....\..\DE2_D5M.asm.rdb
....\..\DE2_D5M.asm_labs.ddb
....\..\DE2_D5M.cbx.xml
....\..\DE2_D5M.cmp.bpm
....\..\DE2_D5M.cmp.cdb
....\..\DE2_D5M.cmp.hdb
....\..\DE2_D5M.cmp.idb
....\..\DE2_D5M.cmp.logdb
....\..\DE2_D5M.cmp.rdb
....\..\DE2_D5M.cmp_merge.kpt
....\..\DE2_D5M.db_info
....\..\DE2_D5M.fit.qmsg
....\..\DE2_D5M.hier_info
....\..\DE2_D5M.hif
....\..\DE2_D5M.lpc.html
....\..\DE2_D5M.lpc.rdb
....\..\DE2_D5M.lpc.txt
....\..\DE2_D5M.map.ammdb
....\..\DE2_D5M.map.bpm
....\..\DE2_D5M.map.cdb
....\..\DE2_D5M.map.hdb
....\..\DE2_D5M.map.kpt
....\..\DE2_D5M.map.logdb
....\..\DE2_D5M.map.qmsg
....\..\DE2_D5M.map.rdb
....\..\DE2_D5M.map_bb.cdb
....\..\DE2_D5M.map_bb.hdb
....\..\DE2_D5M.map_bb.logdb
....\..\DE2_D5M.npp.qmsg
....\..\DE2_D5M.pplq.rdb
....\..\DE2_D5M.pre_map.hdb
....\..\DE2_D5M.root_partition.map.reg_db.cdb
....\..\DE2_D5M.routing.rdb
....\..\DE2_D5M.rtlv.hdb
....\..\DE2_D5M.rtlv_sg.cdb
....\..\DE2_D5M.rtlv_sg_swap.cdb
....\..\DE2_D5M.sgate.nvd
....\..\DE2_D5M.sgate_sm.nvd
....\..\DE2_D5M.sld_design_entry.sci
....\..\DE2_D5M.sld_design_entry_dsc.sci
....\..\DE2_D5M.smart_action.txt
....\..\DE2_D5M.smp_dump.txt
....\..\DE2_D5M.sta.qmsg
....\..\DE2_D5M.sta.rdb
....\..\DE2_D5M.sta_cmp.7_slow_1200mv_85c.tdb
....\..\DE2_D5M.stingray_io_sim_cache.45um_ff_1200mv_0c_fast.hsd
....\..\DE2_D5M.stingray_io_sim_cache.45um_ii_1200mv_0c_slow.hsd
....\..\DE2_D5M.stingray_io_sim_cache.45um_ii_1200mv_85c_slow.hsd
....\..\DE2_D5M.tiscmp.fast_1200mv_0c.ddb
....\..\DE2_D5M.tiscmp.slow_1200mv_0c.ddb
....\..\DE2_D5M.tiscmp.slow_1200mv_85c.ddb
....\..\DE2_D5M.tis_db_list.ddb
....\..\DE2_D5M.tmw_info
....\..\DE2_D5M.vpr.ammdb
....\..\DE2_D5M_partition_pins.json
....\..\dffpipe_oe9.tdf
....\..\dffpipe_pe9.tdf
....\..\dffpipe_qe9.tdf
....\..\prev_cmp_DE2_D5M.qmsg
....\..\shift_taps_usn.tdf
....\DE2_D5M.asm.rpt
....\DE2_D5M.csv
....\DE2_D5M.done
....\DE2_D5M.fit.rpt
....\DE2_D5M.fit.smsg
....\DE2_D5M.fit.summary
....\DE2_D5M.flow.rpt
....\DE2_D5M.jdi
....\DE2_D5M.map.rpt
....\DE2_D5M.map.summary
....\DE2_D5M.pin
....\DE2_D5M.pof
....\DE2_D5M.qpf
....\DE2_D5M.qsf
....\DE2_D5M.qws
....\DE2_D5M.sdc
....\DE2_D5M.sld
....\DE2_D5M.sof
....\DE2_D5M.sta.rpt
....\DE2_D5M.sta.summary
....\DE2_D5M.v
....\DE2_D5M.v.bak
....\DE2_D5M_assignment_defaults.qdf
....\greybox_tmp\cbx_args.txt
....\incremental_db\compiled_partitions\DE2_D5M.db_info
....\..............\...................\DE2_D5M.root_partition.cmp.ammdb
....\..............\...................\DE2_D5M.root_partition.cmp.cdb