File list (Check if you may need any files):
DDR SDRAM\doc\ddr_sdram.pdf
.........\model\mt46v4m16.vhd
.........\.....\mti_pkg.vhd
.........\readme.txt
.........\.oute\ddr_sdram.csf
.........\.....\ddr_sdram.esf
.........\.....\ddr_sdram.quartus
.........\.....\ddr_sdram.vqm
.........\.....\pll1.vhd
.........\simulation\APEX20KE_MF.VHD
.........\..........\ddr_command.vhd
.........\..........\ddr_control_interface.vhd
.........\..........\ddr_data_path.vhd
.........\..........\ddr_sdram.vhd
.........\..........\ddr_sdram_tb.vhd
.........\..........\io_utils.vhd
.........\..........\lpm_pack.vhd
.........\..........\modelsim.ini
.........\..........\mt46v4m16.vhd
.........\..........\mti_pkg.bak
.........\..........\mti_pkg.vhd
.........\..........\pll1.vhd
.........\..........\readme.txt
.........\..........\stdlogar.vhd
.........\..........\util1164.vhd
.........\..........\wave.do
.........\..........\.ork\altcam\behave.dat
.........\..........\....\......\behave.psm
.........\..........\....\......\_primary.dat
.........\..........\....\....lklock\behavior.dat
.........\..........\....\..........\behavior.psm
.........\..........\....\..........\_primary.dat
.........\..........\....\...lvds_rx\behavior.dat
.........\..........\....\..........\behavior.psm
.........\..........\....\..........\_primary.dat
.........\..........\....\........tx\behavior.dat
.........\..........\....\..........\behavior.psm
.........\..........\....\..........\_primary.dat
.........\..........\....\command\rtl.dat
.........\..........\....\.......\rtl.psm
.........\..........\....\.......\_primary.dat
.........\..........\....\..ntrol_interface\rtl.dat
.........\..........\....\.................\rtl.psm
.........\..........\....\.................\_primary.dat
.........\..........\....\ddr_command\rtl.dat
.........\..........\....\...........\rtl.psm
.........\..........\....\...........\_primary.dat
.........\..........\....\......ntrol_interface\rtl.dat
.........\..........\....\.....................\rtl.psm
.........\..........\....\.....................\_primary.dat
.........\..........\....\....data_path\rtl.dat
.........\..........\....\.............\rtl.psm
.........\..........\....\.............\_primary.dat
.........\..........\....\....sdram\rtl.dat
.........\..........\....\.........\rtl.psm
.........\..........\....\.........\_primary.dat
.........\..........\....\........._tb\rtl.dat
.........\..........\....\............\rtl.psm
.........\..........\....\............\_primary.dat
.........\..........\....\io_utils\body.dat
.........\..........\....\........\body.psm
.........\..........\....\........\_primary.dat
.........\..........\....\........\_vhdl.psm
.........\..........\....\lpm_components\body.dat
.........\..........\....\..............\body.psm
.........\..........\....\..............\_primary.dat
.........\..........\....\..............\_vhdl.psm
.........\..........\....\mt46v4m16\behave.dat
.........\..........\....\.........\behave.psm
.........\..........\....\.........\_primary.dat
.........\..........\....\..i_pkg\body.dat
.........\..........\....\.......\body.psm
.........\..........\....\.......\_primary.dat
.........\..........\....\.......\_vhdl.psm
.........\..........\....\pll1\syn.dat
.........\..........\....\....\syn.psm
.........\..........\....\....\_primary.dat
.........\..........\....\std_logic_arith\body.dat
.........\..........\....\...............\body.psm
.........\..........\....\...............\_primary.dat
.........\..........\....\...............\_vhdl.psm
.........\..........\....\util_1164\body.dat
.........\..........\....\.........\body.psm
.........\..........\....\.........\_primary.dat
.........\..........\....\.........\_vhdl.psm
.........\..........\....\_info
.........\.ource\.xhdl\ddr_command
.........\......\.....\ddr_control_interface
.........\......\.....\ddr_data_path
.........\......\.....\ddr_sdram
.........\......\ddr_command.v
.........\......\ddr_command.vhd
.........\......\ddr_control_interface.v
.........\......\ddr_control_interface.vhd
.........\......\ddr_data_path.v
.........\......\ddr_data_path.vhd
.