leon3mp.xcf

来自「LEON3 SOC GRlip IP core. Memory controll」· XCF 代码 · 共 21 行

NET clk_100mhz PERIOD = 10.000 ;
NET erx_clk PERIOD = 40.000 ;
OFFSET = IN : 10.000 : BEFORE erx_clk ;
NET etx_clk PERIOD = 40.000 ;
OFFSET = OUT : 20.000 : AFTER etx_clk ;
OFFSET = IN : 8.000 : BEFORE etx_clk ;

#NET ddr_clk0 FEEDBACK = 1.0 NET ddr_clk_fb;

#TIMESPEC "TS_sepclk1" = FROM "clkgen0_clkin" TO "ddrsp0_ddr_phy0_clk" TIG;
#TIMESPEC "TS_sepclk2" = FROM "ddrsp0_ddr_phy0_clk" TO "clkgen0_clkin" TIG;

NET "clkm" 		 TNM_NET = "clkm";
NET "clkml" 		 TNM_NET = "clkml";
TIMESPEC "TS_clkm_clkml" = FROM "clkm" TO "clkml" TIG;
TIMESPEC "TS_clkml_clkm" = FROM "clkml" TO "clkm" TIG;
NET "lock"  TIG;

NET "ddr_clk_fb" TNM_NET = "ddr_clk_fb"; 
TIMESPEC "TS_ddr_clk_fb" = PERIOD "ddr_clk_fb" 8.000 ns HIGH 50.00%;