verilator_example_systemc: hello

4 files changed, 38 insertions, 0 deletions

diff --git a/verilator_example_systemc/.gitignore b/verilator_example_systemc/.gitignore
new file mode 100644
index 0000000..d38e9f1
--- /dev/null
+++ b/verilator_example_systemc/.gitignore
@@ -0,0 +1 @@
+/obj_dir
diff --git a/verilator_example_systemc/Makefile b/verilator_example_systemc/Makefile
new file mode 100644
index 0000000..d2925ac
--- /dev/null
+++ b/verilator_example_systemc/Makefile
@@ -0,0 +1,12 @@
+all: obj_dir/Vhello
+
+check: all
+	obj_dir/Vhello
+
+clean:
+	rm -fr obj_dir
+
+.PHONY: all check clean
+
+obj_dir/Vhello: hello.v sc_main.cc
+	verilator --sc --exe --build -j 0 -Wall sc_main.cc hello.v
diff --git a/verilator_example_systemc/hello.v b/verilator_example_systemc/hello.v
new file mode 100644
index 0000000..2afa266
--- /dev/null
+++ b/verilator_example_systemc/hello.v
@@ -0,0 +1,6 @@
+module hello(input clk);
+	always @(posedge clk) begin
+		$display("hello.");
+		$finish;
+	end
+endmodule
diff --git a/verilator_example_systemc/sc_main.cc b/verilator_example_systemc/sc_main.cc
new file mode 100644
index 0000000..0634207
--- /dev/null
+++ b/verilator_example_systemc/sc_main.cc
@@ -0,0 +1,19 @@
+#include <cstdio>
+
+#include "Vhello.h"
+
+using namespace sc_core;
+
+int
+sc_main(int argc, char **argv)
+{
+	Verilated::commandArgs(argc, argv);
+	sc_clock clk{"clk", 10, SC_NS, 0.5, 3, SC_NS, true};
+
+	Vhello *top = new Vhello{"top"};
+	top->clk(clk);
+	while (!Verilated::gotFinish())
+		sc_start(1, SC_NS);
+	fprintf(stderr, "it finished.\n");
+	return 0;
+}