File list (Check if you may need any files):
ps2
...\device_usage_statistics.html
...\ps2.bgn
...\ps2.bit
...\ps2.bld
...\ps2.cmd_log
...\ps2.drc
...\ps2.ipf
...\ps2.ipf_ISE_Backup
...\ps2.ise
...\ps2.ise_ISE_Backup
...\ps2.lfp
...\ps2.lso
...\ps2.ncd
...\ps2.ngc
...\ps2.ngd
...\ps2.ngr
...\ps2.ntrc_log
...\ps2.pad
...\ps2.par
...\ps2.pcf
...\ps2.prj
...\ps2.restore
...\ps2.stx
...\ps2.syr
...\ps2.twr
...\ps2.twx
...\ps2.ucf
...\ps2.unroutes
...\ps2.ut
...\ps2.v
...\ps2.xpi
...\ps2.xst
...\ps2_guide.ncd
...\ps2_map.map
...\ps2_map.mrp
...\ps2_map.ncd
...\ps2_map.ngm
...\ps2_pad.csv
...\ps2_pad.txt
...\ps2_prev_built.ngd
...\ps2_summary.html
...\ps2_summary.xml
...\ps2_usage.xml
...\xst
...\...\dump.xst
...\...\........\ps2.prj
...\...\........\.......\ngx
...\...\........\.......\...\notopt
...\...\........\.......\...\opt
...\...\........\.......\ntrc.scr
...\...\projnav.tmp
...\...\work
...\...\....\hdllib.ref
...\...\....\vlg3D
...\...\....\.....\_t_i_m_e___w_r___l_c_d.bin
...\...\....\vlg61
...\...\....\.....\ps2.bin
...\...\....\vlg7F
...\...\....\.....\_l_c_d.bin
...\_impact.cmd
...\_impact.log
...\_ngo
...\....\netlist.lst
...\_pace.ucf
...\_xmsgs
...\......\bitgen.xmsgs
...\......\map.xmsgs
...\......\ngdbuild.xmsgs
...\......\par.xmsgs
...\......\trce.xmsgs
...\......\xst.xmsgs
...\__ISE_repository_ps2.ise_.lock