From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Tue, 17 Jul 2018 05:49:03 +0000 (+0100)
Subject: add pwm test Makefile
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=866c1bc31063e3b776a2230814ae0ff95e038550;p=pinmux.git

add pwm test Makefile
---

diff --git a/src/bsv/bsv_lib/ClockDiv.bsv b/src/bsv/bsv_lib/ClockDiv.bsv
new file mode 100644
index 0000000..b84894d
--- /dev/null
+++ b/src/bsv/bsv_lib/ClockDiv.bsv
@@ -0,0 +1,44 @@
+package ClockDiv;
+  /*=== Project imports ==*/
+  import Clocks::*;
+  /*======================*/
+  // =========================== Clock divider module ================ //
+  interface Ifc_ClockDiv#(numeric type width);
+    interface Clock slowclock;
+    method Action divisor(Bit#(width) in);
+  endinterface
+
+  module mkClockDiv(Ifc_ClockDiv#(width));
+    let defclock <- exposeCurrentClock;
+    Reg#(Bit#(1)) clk <- mkReg(0);
+    Reg#(Bit#(width)) rg_divisor <- mkReg(0);
+    Reg#(Bit#(width)) rg_counter <- mkReg(0);
+    MakeClockIfc#(Bit#(1)) new_clock <- mkUngatedClock(0);
+    MuxClkIfc clock_selector <- mkUngatedClockMux(new_clock.new_clk,defclock);
+    Bool clockmux_sel = rg_divisor!=0;
+    rule increment_counter;
+      if(rg_divisor!=0 && rg_counter >= rg_divisor)begin
+        rg_counter <= 0;
+        clk <= ~ clk;
+      end
+      else
+        rg_counter <= rg_counter + 1;
+    endrule
+
+    rule generate_clock;
+      new_clock.setClockValue(clk);
+    endrule
+
+    rule select_clock;
+      clock_selector.select(clockmux_sel);
+    endrule
+
+    method Action divisor(Bit#(width) in);
+      rg_divisor <= in != 0 ? in - 1 : 0;
+    endmethod
+
+    interface slowclock=clock_selector.clock_out;
+  endmodule
+  // ============================================================== //
+  
+endpackage
diff --git a/src/bsv/bsv_lib/Makefile.pwm.templates b/src/bsv/bsv_lib/Makefile.pwm.templates
new file mode 100644
index 0000000..8794355
--- /dev/null
+++ b/src/bsv/bsv_lib/Makefile.pwm.templates
@@ -0,0 +1,53 @@
+### Makefile for the srio
+
+TOP_MODULE:=mkPWM_bus
+TOP_FILE:=pwm.bsv
+HOMEDIR:=./
+TOP_DIR:=./
+BSVBUILDDIR:=./build/
+VERILOGDIR:=./verilog/
+BSVINCDIR:= .:%/Prelude:%/Libraries:%/Libraries/BlueNoC
+FPGA=xc7a100tcsg324-1
+export HOMEDIR=./
+export TOP=$(TOP_MODULE)
+
+default: full_clean compile link simulate
+
+timing_area: full_clean generate_verilog vivado_build
+
+.PHONY: compile
+compile:
+	@echo Compiling $(TOP_MODULE)....
+	@mkdir -p $(BSVBUILDDIR)
+	@bsc -u -sim -simdir $(BSVBUILDDIR) -bdir $(BSVBUILDDIR) -info-dir $(BSVBUILDDIR) -keep-fires -p  $(BSVINCDIR) -D NAME=neel -g $(TOP_MODULE)  $(TOP_DIR)/$(TOP_FILE)
+	@echo Compilation finished
+
+.PHONY: link
+link:
+	@echo Linking $(TOP_MODULE)...
+	@mkdir -p bin
+	@bsc -e $(TOP_MODULE) -sim -o ./bin/out -simdir $(BSVBUILDDIR) -p .:%/Prelude:%/Libraries:%/Libraries/BlueNoC:./c_files -keep-fires -bdir $(BSVBUILDDIR) -keep-fires ./c_files/checker.c    
+	@echo Linking finished
+
+.PHONY: generate_verilog 
+generate_verilog:
+	@echo Compiling $(TOP_MODULE) in verilog ...
+	@mkdir -p $(BSVBUILDDIR); 
+	@mkdir -p $(VERILOGDIR); 
+	@bsc -u -verilog -elab -vdir $(VERILOGDIR) -bdir $(BSVBUILDDIR) -info-dir $(BSVBUILDDIR)\
+  $(define_macros) -D verilog=True $(BSVCOMPILEOPTS) -verilog-filter ${BLUESPECDIR}/bin/basicinout\
+  -p $(BSVINCDIR) -g $(TOP_MODULE) $(TOP_DIR)/$(TOP_FILE)  || (echo "BSC COMPILE ERROR"; exit 1) 
+
+.PHONY: simulate
+simulate:
+	@echo Simulation...
+	./bin/out 
+	@echo Simulation finished. 
+
+.PHONY: clean
+clean:
+	rm -rf build bin *.jou *.log
+
+.PHONY: full_clean
+full_clean: clean
+	rm -rf verilog fpga
diff --git a/src/bsv/bsv_lib/instance_defines.bsv b/src/bsv/bsv_lib/instance_defines.bsv
index 8dbed4a..3df5b1e 100644
--- a/src/bsv/bsv_lib/instance_defines.bsv
+++ b/src/bsv/bsv_lib/instance_defines.bsv
@@ -3,3 +3,5 @@
 `define USERSPACE 0
 `define PADDR 32
 `define Reg_width 32
+`define PWM_AXI4Lite enable
+