90 lines
3.7 KiB
Makefile
90 lines
3.7 KiB
Makefile
TARGET := monitor
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BUILDDIR := build
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METAL_C_SRCFILES := $(wildcard *.c)
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METAL_ASM_SRCFILES := boot.asm
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METAL_RELFILES := $(METAL_ASM_SRCFILES:%.asm=$(BUILDDIR)/metal/%.rel) \
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$(METAL_C_SRCFILES:%.c=$(BUILDDIR)/metal/%.rel)
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METAL_CC := sdcc
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METAL_AS := sdasz80
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METAL_MAKEBIN := makebin
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METAL_FLAGS := -mz80 --no-std-crt0 --code-loc 0xC080 --code-size 0x0F80 --data-loc 0xF000
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METAL_CPPFLAGS := -I src -I $(BUILDDIR)/metal/generated --disable-warning 283
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METAL_BIN_SIZE := 32768
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METAL_RAM_SIZE := 16384
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METAL_IMAGE_SIZE := 65536
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RESIDENT_BASE := 0xC000
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RESIDENT_ROM_OFFSET := 128
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TINYBASIC_BASE := 0x1000
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TINYBASIC_ROM_OFFSET := 4096
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TINYBASIC_SRC := apps/tinybasic.asm
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TINYBASIC_BUILD := $(BUILDDIR)/tinybasic
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.DEFAULT_GOAL := metal
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.PHONY: all metal clean
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all: metal
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metal: $(BUILDDIR)/metal/$(TARGET).ihx $(BUILDDIR)/metal/$(TARGET).bin $(BUILDDIR)/metal/$(TARGET).prog.bin
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@stored=$$(wc -c < $(BUILDDIR)/metal/$(TARGET).prog.bin); \
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awk -v rom_capacity=$(METAL_BIN_SIZE) -v stored=$$stored -v ram_capacity=$(METAL_RAM_SIZE) '\
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$$1 ~ /^_(CODE|HOME|GSINIT|GSFINAL|INITIALIZER)$$/ || $$1 ~ /^_ITABLE/ { code += $$5 } \
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$$1 ~ /^_(DATA|INITIALIZED|BSEG|BSS|HEAP)$$/ { data += $$5 } \
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END { \
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printf "\nMemory usage:\n"; \
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printf " ROM storage: %5u / %5u bytes (%5.1f%%)\n", stored, rom_capacity, 100 * stored / rom_capacity; \
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printf " Resident BIOS+monitor: %5u bytes (%5u code/vector + %5u static data)\n", code + data, code, data; \
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}' $(BUILDDIR)/metal/$(TARGET).map
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@printf " Tiny BASIC: %5u ROM bytes at 1000\n" $$(wc -c < $(TINYBASIC_BUILD)/tinybasic.bin)
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$(BUILDDIR)/metal/$(TARGET).ihx: $(METAL_RELFILES)
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@mkdir -p $(@D)
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$(METAL_CC) $(METAL_FLAGS) -o $@ $(METAL_RELFILES)
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$(BUILDDIR)/metal/$(TARGET).flat.bin: $(BUILDDIR)/metal/$(TARGET).ihx
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$(METAL_MAKEBIN) -s $(METAL_IMAGE_SIZE) $< $@
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$(BUILDDIR)/metal/$(TARGET).prog.bin: $(BUILDDIR)/metal/$(TARGET).flat.bin $(TINYBASIC_BUILD)/tinybasic.bin
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@payload_end=$$(awk '$$1 == "DEF" && $$2 == "resident_image_end" { print $$3 }' $(BUILDDIR)/metal/$(TARGET).noi); \
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payload_size=$$((payload_end - $(RESIDENT_BASE))); \
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test $$payload_size -gt 0; \
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test $$payload_size -le $$(( $(TINYBASIC_ROM_OFFSET) - $(RESIDENT_ROM_OFFSET) )); \
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dd if=$< of=$@ bs=1 count=$(TINYBASIC_ROM_OFFSET) status=none; \
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dd if=$< of=$@ bs=1 skip=$$(( $(RESIDENT_BASE) )) seek=$(RESIDENT_ROM_OFFSET) count=$$payload_size conv=notrunc status=none; \
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dd if=$(TINYBASIC_BUILD)/tinybasic.bin of=$@ bs=1 seek=$(TINYBASIC_ROM_OFFSET) conv=notrunc status=none
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$(BUILDDIR)/metal/$(TARGET).bin: $(BUILDDIR)/metal/$(TARGET).flat.bin $(BUILDDIR)/metal/$(TARGET).prog.bin
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dd if=$< of=$@ bs=$(METAL_BIN_SIZE) count=1 status=none
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dd if=$(BUILDDIR)/metal/$(TARGET).prog.bin of=$@ conv=notrunc status=none
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$(BUILDDIR)/metal/%.rel: %.c
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@mkdir -p $(@D)
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$(METAL_CC) $(METAL_FLAGS) $(METAL_CPPFLAGS) -o $@ -c $<
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$(BUILDDIR)/metal/%.rel: %.asm
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@mkdir -p $(@D)
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$(METAL_AS) -Iinclude -I$(BUILDDIR)/metal/generated -plosgff -o $@ $<
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$(TINYBASIC_BUILD)/tinybasic.rel: $(TINYBASIC_SRC)
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@mkdir -p $(@D)
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$(METAL_AS) -Iinclude -plosgff -o $@ $<
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$(TINYBASIC_BUILD)/tinybasic.ihx: $(TINYBASIC_BUILD)/tinybasic.rel
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sdldz80 -n -i -m -j $(basename $@) $<
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$(TINYBASIC_BUILD)/tinybasic.flat.bin: $(TINYBASIC_BUILD)/tinybasic.ihx
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$(METAL_MAKEBIN) -s $(METAL_IMAGE_SIZE) $< $@
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$(TINYBASIC_BUILD)/tinybasic.bin: $(TINYBASIC_BUILD)/tinybasic.flat.bin
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@tiny_size=$$(awk '$$1 == "TINYBASIC0" { print $$5 + 0 }' $(TINYBASIC_BUILD)/tinybasic.map); \
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test $$tiny_size -gt 0; \
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dd if=$< of=$@ bs=1 skip=$$(( $(TINYBASIC_BASE) )) count=$$tiny_size status=none
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clean:
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rm -rf $(BUILDDIR)
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-include $(EMU_DEPFILES)
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