The design example in CYGWIN is very good.You can unzip it to the cygwin directory,find the corresponding directory,and compile it with GRLIB.

Filename	Size	Update
leon3-de2\altera-ep2c70\default.sdc	992	2010-05-24
leon3-de2\altera-ep2c70\leon3mp.qsf	27360	2010-03-27
leon3-de2\altera-ep2c70\Makefile.inc	173	2011-02-24
leon3-de2\leon3-altera-ep2c70-sdr\.config	5238	2011-03-27
leon3-de2\leon3-altera-ep2c70-sdr\ahbrom.vhd	6186	2010-11-08
leon3-de2\leon3-altera-ep2c70-sdr\config.help	35768	2011-03-03
leon3-de2\leon3-altera-ep2c70-sdr\config.in	1532	2011-03-03
leon3-de2\leon3-altera-ep2c70-sdr\config.vhd	5278	2011-03-27
leon3-de2\leon3-altera-ep2c70-sdr\config.vhd.h	6929	2011-03-03
leon3-de2\leon3-altera-ep2c70-sdr\config.vhd.in	389	2010-11-08
leon3-de2\leon3-altera-ep2c70-sdr\config_test.h	1326	2010-11-08
leon3-de2\leon3-altera-ep2c70-sdr\defconfig	5348	2010-11-08
leon3-de2\leon3-altera-ep2c70-sdr\indata	11852	2010-11-08
leon3-de2\leon3-altera-ep2c70-sdr\lconfig.tk	246610	2011-03-03
leon3-de2\leon3-altera-ep2c70-sdr\leon3mp.dpf	239	2011-03-27
leon3-de2\leon3-altera-ep2c70-sdr\leon3mp.jdi	13059	2011-03-27
leon3-de2\leon3-altera-ep2c70-sdr\leon3mp.vhd	18034	2011-03-27
leon3-de2\leon3-altera-ep2c70-sdr\leon3mp.vhd.bak	18028	2010-03-27
leon3-de2\leon3-altera-ep2c70-sdr\linkprom	2949	2010-11-08
leon3-de2\leon3-altera-ep2c70-sdr\Makefile	957	2010-05-26
leon3-de2\leon3-altera-ep2c70-sdr\prom.h	300	2010-11-08
leon3-de2\leon3-altera-ep2c70-sdr\prom.srec	1582	2010-11-08
leon3-de2\leon3-altera-ep2c70-sdr\sdram.srec	935544	2010-11-08
leon3-de2\leon3-altera-ep2c70-sdr\serv_req_info.txt	1679	2010-03-10
leon3-de2\leon3-altera-ep2c70-sdr\smc_mctrl.vhd	33765	2010-03-10
leon3-de2\leon3-altera-ep2c70-sdr\sram.srec	935542	2010-11-08
leon3-de2\leon3-altera-ep2c70-sdr\systest.c	61	2010-11-08
leon3-de2\leon3-altera-ep2c70-sdr\testbench.vhd	10535	2010-11-08
leon3-de2\leon3-altera-ep2c70-sdr\tkconfig.h	17909	2011-03-03
leon3-de2\leon3-altera-ep2c70-sdr\todo.txt	648	2010-11-08
leon3-de2\leon3-altera-ep2c70-sdr\wave.do	4516	2010-11-08
leon3-de2\altera-ep2c70	0	2011-03-27
leon3-de2\leon3-altera-ep2c70-sdr	0	2011-03-27
leon3-de2	0	2011-03-27

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