Description: VHDL, 12864 display driver, I have tested successfully in my own test board, you need slightly modified according to your own test board
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File list (Check if you may need any files):
LCD12864_TEST\LCD12864\device_usage_statistics.html
.............\........\lcd12864.bgn
.............\........\lcd12864.bit
.............\........\LCD12864.bld
.............\........\LCD12864.cmd_log
.............\........\lcd12864.drc
.............\........\LCD12864.ipf
.............\........\LCD12864.ipf_ISE_Backup
.............\........\LCD12864.ise
.............\........\LCD12864.ise_ISE_Backup
.............\........\LCD12864.lfp
.............\........\LCD12864.lso
.............\........\lcd12864.msd
.............\........\lcd12864.msk
.............\........\LCD12864.ncd
.............\........\LCD12864.ngc
.............\........\LCD12864.ngd
.............\........\LCD12864.ngr
.............\........\LCD12864.ntrc_log
.............\........\LCD12864.pad
.............\........\LCD12864.par
.............\........\LCD12864.pcf
.............\........\LCD12864.prj
.............\........\lcd12864.rbb
.............\........\lcd12864.rbd
.............\........\LCD12864.stx
.............\........\LCD12864.syr
.............\........\lcd12864.twr
.............\........\lcd12864.twx
.............\........\LCD12864.ucf
.............\........\LCD12864.unroutes
.............\........\LCD12864.ut
.............\........\LCD12864.vhd
.............\........\LCD12864.xpi
.............\........\LCD12864.xst
.............\........\LCD12864_guide.ncd
.............\........\LCD12864_map.map
.............\........\LCD12864_map.mrp
.............\........\LCD12864_map.ncd
.............\........\LCD12864_map.ngm
.............\........\LCD12864_pad.csv
.............\........\LCD12864_pad.txt
.............\........\LCD12864_prev_built.ngd
.............\........\LCD12864_summary.html
.............\........\LCD12864_summary.xml
.............\........\LCD12864_usage.xml
.............\........\LCD12864_vhdl.prj
.............\........\pepExtractor.prj
.............\........\xst\dump.xst\LCD12864.prj\ntrc.scr
.............\........\...\work\hdllib.ref
.............\........\...\....\hdpdeps.ref
.............\........\...\....\sub00\vhpl00.vho
.............\........\...\....\.....\vhpl01.vho
.............\........\_impact.cmd
.............\........\_impact.log
.............\........\.ngo\netlist.lst
.............\........\.xmsgs\bitgen.xmsgs
.............\........\......\map.xmsgs
.............\........\......\ngdbuild.xmsgs
.............\........\......\par.xmsgs
.............\........\......\trce.xmsgs
.............\........\......\xst.xmsgs
.............\........\xst\dump.xst\LCD12864.prj\ngx\notopt
.............\........\...\........\............\...\opt
.............\........\...\........\............\ngx
.............\........\...\........\LCD12864.prj
.............\........\...\work\sub00
.............\........\...\dump.xst
.............\........\...\projnav.tmp
.............\........\...\work
.............\........\xst
.............\........\_ngo
.............\........\_xmsgs
.............\LCD12864
LCD12864_TEST
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