From 43f4e586acf76f3ec08d5892ba784ba6ac5d1932 Mon Sep 17 00:00:00 2001
From: Wojciech Kosior <kwojtus@protonmail.com>
Date: Thu, 3 Sep 2020 17:41:44 +0200
Subject: add the ability to synthesize the design

---
 Makefile | 40 ++++++++++++++++++++++++++++++++++++----
 1 file changed, 36 insertions(+), 4 deletions(-)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index cd6c914..f0b42de 100644
--- a/Makefile
+++ b/Makefile
@@ -3,6 +3,15 @@ CFLAGS = -std=c89 -pedantic -Wall -Werror -O2
 
 IV = iverilog
 
+YOSYS = git-yosys
+PNR = git-nextpnr-ice40
+ICEPACK = git-icepack
+ICETIME = git-icetime
+
+TOPMODULE = soc
+
+PCF = design/pins.pcf
+
 IVFLAGS = -Iinclude/ -DSIMULATION
 # The macroassembly header file is somewhat different thing, but I don't know
 # what place would be more suitable for it than include/ dir
@@ -57,7 +66,7 @@ TEST_LOGS := $(foreach TEST,$(TESTS),tests/$(TEST)/report.log)
 
 TOOLS_TARGETS := $(addprefix tools/,$(TOOLS))
 
-GENERATED_MEM_FILES := $(shell find tests/ -name "*.s.tcl")
+GENERATED_MEM_FILES := $(shell find . -name "*.s.tcl")
 GENERATED_MEM_FILES := $(basename $(basename $(GENERATED_MEM_FILES)))
 GENERATED_MEM_FILES += $(basename $(shell find tests/ -name "*.memv"))
 GENERATED_MEM_FILES := $(addsuffix .mem,$(GENERATED_MEM_FILES))
@@ -65,12 +74,35 @@ GENERATED_MEM_FILES := $(addsuffix .mem,$(GENERATED_MEM_FILES))
 # TODO: check if this function can be changed to use $(shell grep ...)
 FILE_LINES = `grep -E '^[[:space:]]*[^[:space:]/]' -c $(1)`
 
+all : design.bin
+
+
+design.v : design/rom.mem design/*.v
+	$(IV) -E $(filter %.v,$^) -DROM_WORDS_COUNT=$(call FILE_LINES,$<) -o $@
+
+design.json : design.v design/rom.mem design/font.mem
+	$(YOSYS) -p 'read_verilog -defer $<' \
+	         -p 'synth_ice40 -top $(TOPMODULE) -json $@'
+
+design.asc : design.json $(PCF)
+	$(PNR) --hx8k --asc $@ --pcf $(PCF) --json $< --package ct256
+
+design.bin : design.asc
+	$(ICEPACK) $< $@
+
+timing.rpt : design.asc
+	$(ICETIME) -d hx8k -mtr $@ $<
+
+prog : design.bin
+	sudo iceprogduino $<
+
+
 test : $(TEST_TARGETS)
 
 tests/%.mem : tests/%.memv
 	$(IV) $(MACROASM_FLAGS) $^ -o $@
 
-tests/%.mem : tests/%.s.tcl tclasm.tcl
+%.mem : %.s.tcl tclasm.tcl
 	$< > $@
 
 tests/self/test.vvp : tests/self/operations.mem tests/self/test.v \
@@ -152,7 +184,7 @@ clean :
 	-find tests/ -name "VGAdump.mem" -delete
 	-find tests/ -name "VGAdump.ppm" -delete
 	-rm $(GENERATED_MEM_FILES)
-	-rm tests
+	-rm design.json design.v design.asc design.bin timing.rpt
 	-rm $(TOOLS_TARGETS)
 
-.PHONY : tools test $(TEST_TARGETS)
+.PHONY : all tools test $(TEST_TARGETS)
-- 
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