From ad413583bc71e1eb53f83f2ac3d1a5eb37fa8163 Mon Sep 17 00:00:00 2001
From: uvok
Date: Fri, 9 Jan 2026 15:27:25 +0100
Subject: make: Unified makefile

---
 nandgame/Makefile | 119 ++----------------------------------------------------
 1 file changed, 3 insertions(+), 116 deletions(-)

(limited to 'nandgame/Makefile')

diff --git a/nandgame/Makefile b/nandgame/Makefile
index a279de6..0e88f96 100644
--- a/nandgame/Makefile
+++ b/nandgame/Makefile
@@ -1,40 +1,12 @@
-MAKEFLAGS += --no-builtin-rules
-MAKEFLAGS += --no-builtin-variables
-.SUFFIXES:
-
 ## Variables
 PROGRAM ?= computer
 CST ?= tangnano9k.cst
 
 HARDWARE_SUFFIX := .sv
 TESTBENCH_SUFFIX := _tb.sv
-FLASH_OPTS ?=
-# https://github.com/YosysHQ/apicula/wiki/Nextpnr%E2%80%90Himbaechel-Gowin
-# but
-# https://github.com/YosysHQ/apicula/wiki/gowin_pack says something different. huh?
-DEVICE_NAME ?= GW1NR-LV9QN88PC6/I5
-DEVICE_FAMILY ?= GW1N-9C
-
-# Can't use this for deps:
-# -E $(PROGRAM).deps
-# as yosys needs to have -o specified for this to work
-# but I specify the command manually
-# also, yosys inserts /tmp/ files which makes this useless.
-YOSYS_OPTS = -Q -q -l $*.yosys.log -e "conflict|is used but has no driver"
-NEXTPNR_OPTS = -q -l $*.pnr.log \
-	--sdc clock.sdc \
-	--placed-svg $*.plc.svg \
-	--routed-svg $*.rt.svg
-DEPS := $(wildcard *.dep)
-
-# this is "bad", as it runs the deps target every time
-# probably because of the include below
-# SOURCES := $(wildcard *$(HARDWARE_SUFFIX))
-# DEPS := $(SOURCES:$(HARDWARE_SUFFIX)=.dep)
+YOSYS_READFLAGS := -sv
 
-
-## default target
-all: $(PROGRAM).fs
+include ../common.mk
 
 .PHONY: simpc
 simpc: simpc/Vcomputer
@@ -44,89 +16,4 @@ simpc/Vcomputer: computer.sv Vcomputer__main.cpp assembler/disas.cpp
 	--Mdir simpc \
 	--cc --exe \
 	-CFLAGS "-I${PWD}/assembler" -LDFLAGS "-lncurses" \
-	$^
-
-## dependencies
-
-tangnano9k.cst:
-	wget https://github.com/YosysHQ/apicula/raw/refs/heads/master/examples/tangnano9k.cst || \
-	curl -LO https://github.com/YosysHQ/apicula/raw/refs/heads/master/examples/tangnano9k.cst
-
-## helper targets
-.PHONY: clean flash show
-show: $(PROGRAM)$(HARDWARE_SUFFIX)
-	yosys -p "read_verilog -sv $<; prep; show $(PROGRAM)"
-
-flash: $(PROGRAM).fs
-	openFPGALoader -b tangnano9k $(FLASH_OPTS) $(PROGRAM).fs
-
-clean:
-	rm -rf *.json *.fs *.svg *.log *.dep *.vvp *.lxt2
-
-simu: $(PROGRAM).lxt2
-# 	gtkwave $< >/dev/null 2>&1
-
-simu2: verilator.$(PROGRAM)/dump.vvp
-# 	gtkwave $< >/dev/null 2>&1
-
-lint: $(PROGRAM)$(HARDWARE_SUFFIX)
-	verilator --quiet --lint-only -Wall -Wno-PROCASSINIT $(PROGRAM)$(HARDWARE_SUFFIX)
-
-## Patterns
-
-# synthesize
-%.json: %$(HARDWARE_SUFFIX)
-#	sh resolvedeps.sh $<
-# only used for dep-generation, output file is needed for dep file, but otherwise useless
-# this must happen *without* synth_gowin, as this includes additional files, which ruin the depfile.
-	yosys -q $< -E $*.dep -o $@ && rm -f $@
-	yosys -p "read_verilog -sv $<; synth_gowin -top $* -json $@" $(YOSYS_OPTS) 
-
-# because yosys -E is buggy, or behaves differently than expected,
-# use gawk to force-create deps.
-%.dep: %$(HARDWARE_SUFFIX)
-#	sh resolvedeps.sh $<
-	yosys $< -E $*.dep -o $*.json && rm -f $*.json
-
-# place and route?
-%.pnr.json: %.json $(CST)
-	nextpnr-himbaechel --json $< --write $@ \
-	--device $(DEVICE_NAME) --vopt family=$(DEVICE_FAMILY) \
-	--vopt cst=$(CST) \
-	$(NEXTPNR_OPTS) \
-	|| \
-	nextpnr-gowin --json $< --write $@ \
-	--device $(DEVICE_NAME) --family $(DEVICE_FAMILY) \
-	--cst $(CST) \
-	$(NEXTPNR_OPTS)
-
-# pack bitstream
-%.fs: %.pnr.json
-	gowin_pack -d $(DEVICE_FAMILY) -o $@ $<
-
-### simulation
-
-%.lxt2: %.vvp
-	./$< -lxt2
-
-.NOTINTERMEDIATE: %.vvp
-%.vvp: %$(HARDWARE_SUFFIX) %$(TESTBENCH_SUFFIX)
-	iverilog -DDUMP_FILE_NAME='"$*.lxt2"' -g2012 -o $*.vvp $*$(HARDWARE_SUFFIX) $*$(TESTBENCH_SUFFIX)
-
-# verilog unfortunately exits on any warning
-# also on warnings "boohoo, you specified timings in some modules and not in others"
-# since this is fucking annoying, I choose to ignore the exit code.
-verilator.%: %$(HARDWARE_SUFFIX) %$(TESTBENCH_SUFFIX)
-	verilator --quiet -DDUMP_FILE_NAME='"dump.vvp"' --trace --timing --main --exe --Mdir verilator.$(*) $(*)$(TESTBENCH_SUFFIX) || true
-
-# need to specify RM for some reason
-# verilators makefiles doesn't specify the variable
-verilator.%/dump.vvp: verilator.%
-# for whatever reason, some version of vlor started to append _tb.
-	($(MAKE) -j4 -C verilator.$(*) -f V$(*).mk RM=rm || \
-	$(MAKE) -j4 -C verilator.$(*) -f V$(*)_tb.mk RM=rm)
-	cd verilator.$(*) && (./V$(*) || ./V$(*)_tb)
-
-## inter-file dependencies
--include $(DEPS)
--include $($(wildcard *.fs:.fs=.dep)
+	$^
\ No newline at end of file
-- 
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