#### # source code settings # OSNAME := helvetiOS CSOURCES := $(wildcard kernel/*.c) $(wildcard libc/*.c) OBJECTS := $(patsubst %.c,build/%.rel,$(CSOURCES)) HEXFILE := build/$(OSNAME).hex BINARY := build/$(OSNAME).bin ### # compiler settings CC := sdcc CFLAGS := -mz80 \ -I kernel/include -I libc/include -DDEBUG LDFLAGS := -mz80 --no-std-crt0 crt0.rel \ --code-loc 0x0800 --data-loc 0x8000 .PHONY: dirs dis clean all: $(BINARY) # build binary $(BINARY): $(OBJECTS) dirs $(CC) $(LDFLAGS) $(OBJECTS) -o $(HEXFILE) xxd -r -p $(HEXFILE) $(BINARY) $(OBJECTS): build/%.rel : %.c $(CSOURCES) dirs crt0.rel $(CC) $(CFLAGS) -c $< -o $@ crt0.rel: crt0.s sdasz80 -o $< dirs: mkdir -p build build/kernel build/libc dis: $(BINARY) z80dasm -a -g 0h $< -o $(OSNAME).s clean: - rm -rd build/* - rm $(OSNAME).s - rm crt0.rel