1 files changed, 25 insertions, 0 deletions
diff --git a/techlibs/greenpak4/cells_sim.v b/techlibs/greenpak4/cells_sim.v
new file mode 100644
index 00000000..6bcbda8e
--- /dev/null
+++ b/techlibs/greenpak4/cells_sim.v
@@ -0,0 +1,25 @@
+module DFF(input D, CLK, nRSTZ, nSETZ, output reg Q);
+	always @(posedge CLK, negedge nRSTZ, negedge nSETZ) begin
+		if (!nRSTZ)
+			Q <= 1'b0;
+		else if (!nSETZ)
+			Q <= 1'b1;
+		else
+			Q <= D;
+	end
+endmodule
+
+module LUT2(input IN0, IN1, output OUT);
+	parameter [3:0] INIT = 0;
+	assign OUT = INIT[{IN1, IN0}];
+endmodule
+
+module LUT3(input IN0, IN1, IN2, output OUT);
+	parameter [7:0] INIT = 0;
+	assign OUT = INIT[{IN2, IN1, IN0}];
+endmodule
+
+module LUT4(input IN0, IN1, IN2, IN3, output OUT);
+	parameter [15:0] INIT = 0;
+	assign OUT = INIT[{IN3, IN2, IN1, IN0}];
+endmodule