From 38427060c8f781589d7f78148cf6204b97f20d4b Mon Sep 17 00:00:00 2001
From: Thomas Guillermo Albers Raviola <thomas@thomaslabs.org>
Date: Sat, 4 Oct 2025 20:52:39 +0200
Subject: Restructure project

---
 Makefile | 59 ++++++++++++++++++++++++++++++++++++-----------------------
 1 file changed, 36 insertions(+), 23 deletions(-)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index bd309f5..d909915 100644
--- a/Makefile
+++ b/Makefile
@@ -1,41 +1,54 @@
-ASM=crt0.asm
-SRC=crc16.c zbootloader.c
+AS = sdasz80
+CC = sdcc
+CPP = sdcpp
 
-OBJ=$(ASM:%.asm=build/%.rel) $(SRC:%.c=build/%.rel)
-IHX=build/bootloader.ihx
-TARGET=bootloader.hex
+BUILD = build
+INCLUDE = include
+ROM_CHIP = AT28C256
+TARGET = $(BUILD)/bootloader.hex
 
-CFLAGS=-mz80 -I. --Werror
-LDFLAGS=-mz80 --no-std-crt0 --code-loc 0x100 --data-loc 0x8000 -Wl-b_GSINIT=0x80
+DEPFLAGS = -MP -MMD -MF$(basename $@).d -MT$@
+# patsubst to fix sdcc compiler not supporting flags directly
+CFLAGS = -mz80 -I$(INCLUDE) --Werror $(patsubst %,-Wp%,$(DEPFLAGS))
+LDFLAGS = -mz80 --no-std-crt0\
+	--code-loc 0x0100\
+	--data-loc 0x8000\
+	-Wl-b_GSINIT=0x80
 
-ROM_CHIP=SST39SF020A
+SRC = src/crt0.asm src/crc16.c src/zbootloader.c
+
+OBJ = $(patsubst src/%,$(BUILD)/%.rel,$(basename $(SRC)))
+DEPS = $(patsubst %.rel,%.d,$(OBJ))
 
 all : $(TARGET)
 
-build/%.rel : %.asm
-	@echo '  (AS)' $<
-	@sdcpp -P -I. -DASSEMBLY $< > build/$<
-	@sdasz80 -g -o $@ build/$<
+$(BUILD)/%.rel : src/%.asm
+	@echo '  (AS)' $< $@
+	@$(CPP) -P -I$(INCLUDE) -DASSEMBLY $< > $(basename $@).asm
+	@$(AS) -g -o $@ $(basename $@).asm
 
-build/%.rel : %.c
+$(BUILD)/%.rel : src/%.c
 	@echo '  (CC)' $<
-	@sdcc $(CFLAGS) -c -o $@ $<
+	@$(CC) $(CFLAGS) -c -o $@ $<
+
+$(OBJ) : | $(BUILD)
+$(BUILD) :
+	@mkdir -p $@
 
-$(IHX) : $(OBJ)
+.SECONDARY :
+$(BUILD)/%.ihx : $(OBJ)
 	@echo '  (LD)' $(OBJ)
-	@sdcc $(LDFLAGS) -o $@ $(OBJ)
+	@$(CC) $(LDFLAGS) -o $@ $(OBJ)
 
-$(TARGET) : $(IHX)
+$(TARGET) : $(BUILD)/bootloader.ihx
 	@hex2bin.py $< $@
 
-.PHONY : upload
-upload :
-	z80up $(TARGET) -p /dev/ttyUSB0
-
 .PHONE : flash
 flash :
-	minipro -y -sp $(ROM_CHIP) -w $(TARGET)
+	minipro -u -y -sp $(ROM_CHIP) -w $(TARGET)
 
 .PHONY : clean
 clean :
-	@rm -rf build/* $(TARGET)
+	@rm -rf $(BUILD)
+
+-include $(DEPS)
-- 
cgit v1.2.3