Adding post route simulation to FPGA examples

Examples/sram/logic/simulation/glbl.v

@@ -0,0 +1,58 @@
+// $Header: /devl/xcs/repo/env/Databases/CAEInterfaces/verunilibs/data/glbl.v,v 1.11.156.1 2007/03/09 18:12:55 patrickp Exp $
+
+`timescale  1 ps / 1 ps
+
+module glbl ();
+
+    parameter ROC_WIDTH = 100000;
+    parameter TOC_WIDTH = 0;
+
+    wire GSR;
+    wire GTS;
+    wire PRLD;
+
+    reg GSR_int;
+    reg GTS_int;
+    reg PRLD_int;
+
+//--------   JTAG Globals --------------
+    wire JTAG_TDO_GLBL;
+    wire JTAG_TCK_GLBL;
+    wire JTAG_TDI_GLBL;
+    wire JTAG_TMS_GLBL;
+    wire JTAG_TRST_GLBL;
+
+    reg JTAG_CAPTURE_GLBL;
+    reg JTAG_RESET_GLBL;
+    reg JTAG_SHIFT_GLBL;
+    reg JTAG_UPDATE_GLBL;
+
+    reg JTAG_SEL1_GLBL = 0;
+    reg JTAG_SEL2_GLBL = 0 ;
+    reg JTAG_SEL3_GLBL = 0;
+    reg JTAG_SEL4_GLBL = 0;
+
+    reg JTAG_USER_TDO1_GLBL = 1'bz;
+    reg JTAG_USER_TDO2_GLBL = 1'bz;
+    reg JTAG_USER_TDO3_GLBL = 1'bz;
+    reg JTAG_USER_TDO4_GLBL = 1'bz;
+
+    assign (weak1, weak0) GSR = GSR_int;
+    assign (weak1, weak0) GTS = GTS_int;
+    assign (weak1, weak0) PRLD = PRLD_int;
+
+    initial begin
+	GSR_int = 1'b1;
+	PRLD_int = 1'b1;
+	#(ROC_WIDTH)
+	GSR_int = 1'b0;
+	PRLD_int = 1'b0;
+    end
+
+    initial begin
+	GTS_int = 1'b1;
+	#(TOC_WIDTH)
+	GTS_int = 1'b0;
+    end
+
+endmodule