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