Attention, please: 
	1. to get DDR1 simulation model,please contact to FAE.
    2. if you reconfig the ip parameters, please modify in ddr1_syn_top.v


1.Run Command
    method : make vcs , in the Terminal of the Linux to run functional simulation by software VCS
             make verdi , in the Terminal of the Linux to check waveform by software Verdi

2.Files Introduction

    makefile  : simulation script file
