mirror of
https://github.com/rust-embedded/rust-raspberrypi-OS-tutorials.git
synced 2024-11-11 07:10:59 +00:00
c4f9432e13
`rustup target add aarch64-unknown-none-softfloat` is now a thing. It is no longer required to build rust-std on-demand with `xbuild`. This reduces compile-times significantly.
91 lines
2.3 KiB
Makefile
91 lines
2.3 KiB
Makefile
## SPDX-License-Identifier: MIT OR Apache-2.0
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##
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## Copyright (c) 2018-2020 Andre Richter <andre.o.richter@gmail.com>
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# Default to the RPi3
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ifndef BSP
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BSP = rpi3
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endif
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# BSP-specific arguments
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ifeq ($(BSP),rpi3)
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TARGET = aarch64-unknown-none-softfloat
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OUTPUT = kernel8.img
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QEMU_BINARY = qemu-system-aarch64
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QEMU_MACHINE_TYPE = raspi3
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QEMU_RELEASE_ARGS = -serial stdio -display none
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LINKER_FILE = src/bsp/raspberrypi/link.ld
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RUSTC_MISC_ARGS = -C target-cpu=cortex-a53
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else ifeq ($(BSP),rpi4)
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TARGET = aarch64-unknown-none-softfloat
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OUTPUT = kernel8.img
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# QEMU_BINARY = qemu-system-aarch64
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# QEMU_MACHINE_TYPE =
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# QEMU_RELEASE_ARGS = -serial stdio -display none
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LINKER_FILE = src/bsp/raspberrypi/link.ld
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RUSTC_MISC_ARGS = -C target-cpu=cortex-a72
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endif
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SOURCES = $(wildcard **/*.rs) $(wildcard **/*.S) $(wildcard **/*.ld)
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RUSTFLAGS = -C link-arg=-T$(LINKER_FILE) $(RUSTC_MISC_ARGS)
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RUSTFLAGS_PEDANTIC = $(RUSTFLAGS) -D warnings -D missing_docs
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COMPILER_ARGS = --target=$(TARGET) \
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--features bsp_$(BSP) \
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--release
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RUSTC_CMD = cargo rustc $(COMPILER_ARGS)
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CLIPPY_CMD = cargo clippy $(COMPILER_ARGS)
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CARGO_OUTPUT = target/$(TARGET)/release/kernel
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OBJCOPY_CMD = cargo objcopy \
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-- \
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--strip-all \
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-O binary
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DOCKER_IMAGE = rustembedded/osdev-utils
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DOCKER_CMD = docker run -it --rm
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DOCKER_ARG_DIR_TUT = -v $(shell pwd):/work -w /work
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DOCKER_EXEC_QEMU = $(QEMU_BINARY) -M $(QEMU_MACHINE_TYPE)
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.PHONY: all doc qemu clippy clean readelf objdump nm
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all: clean $(OUTPUT)
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$(CARGO_OUTPUT): $(SOURCES)
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RUSTFLAGS="$(RUSTFLAGS_PEDANTIC)" $(RUSTC_CMD)
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$(OUTPUT): $(CARGO_OUTPUT)
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cp $< .
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$(OBJCOPY_CMD) $< $(OUTPUT)
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doc:
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cargo xdoc --target=$(TARGET) --features bsp_$(BSP) --document-private-items --open
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ifeq ($(QEMU_MACHINE_TYPE),)
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qemu:
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@echo "This board is not yet supported for QEMU."
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else
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qemu: all
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@$(DOCKER_CMD) $(DOCKER_ARG_DIR_TUT) $(DOCKER_IMAGE) \
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$(DOCKER_EXEC_QEMU) $(QEMU_RELEASE_ARGS) \
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-kernel $(OUTPUT)
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endif
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clippy:
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RUSTFLAGS="$(RUSTFLAGS_PEDANTIC)" $(CLIPPY_CMD)
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clean:
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rm -rf target
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readelf:
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readelf -a kernel
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objdump:
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cargo objdump --target $(TARGET) -- -disassemble -no-show-raw-insn -print-imm-hex kernel
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nm:
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cargo nm --target $(TARGET) -- -print-size kernel | sort
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