verilator: Specify top level module

While verilator finds the correct top level module with the current
setup, if we start adding simulation models it can get confused.

Explicitly specify the top level module.

Signed-off-by: Anton Blanchard <anton@linux.ibm.com>
dcache-nc-fix
Anton Blanchard 3 years ago committed by Anton Blanchard
parent 7e2de602ee
commit 8acd5a5607

@ -205,7 +205,7 @@ microwatt.v: $(synth_files) $(RAM_INIT_FILE)
$(YOSYS) -m $(GHDLSYNTH) -p "ghdl --std=08 --no-formal $(GHDL_IMAGE_GENERICS) $(synth_files) -e toplevel; write_verilog $@" $(YOSYS) -m $(GHDLSYNTH) -p "ghdl --std=08 --no-formal $(GHDL_IMAGE_GENERICS) $(synth_files) -e toplevel; write_verilog $@"


microwatt-verilator: microwatt.v verilator/microwatt-verilator.cpp verilator/uart-verilator.c microwatt-verilator: microwatt.v verilator/microwatt-verilator.cpp verilator/uart-verilator.c
$(VERILATOR) $(VERILATOR_FLAGS) -CFLAGS "$(VERILATOR_CFLAGS) -DCLK_FREQUENCY=$(CLK_FREQUENCY)" -Iuart16550 --assert --cc --exe --build $^ -o $@ $(VERILATOR) $(VERILATOR_FLAGS) -CFLAGS "$(VERILATOR_CFLAGS) -DCLK_FREQUENCY=$(CLK_FREQUENCY)" -Iuart16550 --assert --cc --exe --build $^ -o $@ -top-module toplevel
@cp -f obj_dir/microwatt-verilator microwatt-verilator @cp -f obj_dir/microwatt-verilator microwatt-verilator


microwatt_out.config: microwatt.json $(LPF) microwatt_out.config: microwatt.json $(LPF)

@ -1,5 +1,5 @@
#include <stdlib.h> #include <stdlib.h>
#include "Vmicrowatt.h" #include "Vtoplevel.h"
#include "verilated.h" #include "verilated.h"
#include "verilated_vcd_c.h" #include "verilated_vcd_c.h"


@ -24,7 +24,7 @@ double sc_time_stamp(void)
VerilatedVcdC *tfp; VerilatedVcdC *tfp;
#endif #endif


void tick(Vmicrowatt *top) void tick(Vtoplevel *top)
{ {
top->ext_clk = 1; top->ext_clk = 1;
top->eval(); top->eval();
@ -51,7 +51,7 @@ int main(int argc, char **argv)
Verilated::commandArgs(argc, argv); Verilated::commandArgs(argc, argv);


// init top verilog instance // init top verilog instance
Vmicrowatt* top = new Vmicrowatt; Vtoplevel* top = new Vtoplevel;


#if VM_TRACE #if VM_TRACE
// init trace dump // init trace dump

Loading…
Cancel
Save