TARGET = aarch64-vesper-metta

UTILS_CONTAINER = andrerichter/raspi3-utils
DOCKER_CMD = docker run -it --rm -v $$(pwd):/work -w /work
QEMU_CMD = qemu-system-aarch64

# -d in_asm,unimp,int -S
QEMU_OPTS = -M raspi3 -d int -serial null -serial stdio

QEMU = /usr/local/Cellar/qemu/HEAD-3365de01b5-custom/bin/qemu-system-aarch64

rule cargo_build
  command = cargo xbuild --target=targets/$TARGET.json --release $FEATURES
  description = Building kernel

rule strip
  command = cargo objcopy -- --strip-all -O binary $in $out
  description = Converting kernel ELF to binary

rule docker_qemulate
  command = $DOCKER_CMD $UTILS_CONTAINER $QEMU_CMD $QEMU_OPTS -kernel $in
  description = Running QEMU in Docker

rule qemulate
  command = $QEMU $QEMU_OPTS -kernel $in
  description = Running QEMU

rule copy_file
  command = cp -f $in /Volumes/BOOT/
  description = Copying binary image to sdcard

# todo this doesn't have deps so builds always...
build target/${TARGET}/release/vesper | kernel: cargo_build
  FEATURES = --features "noserial"
  description = Building device kernel

#build target/${TARGET}/release/vesper qemu_kernel: cargo_build
#  FEATURES =
#  description = Building QEMU kernel

build kernel8.img: strip target/${TARGET}/release/vesper | kernel

build qemu_kernel8.img: strip target/${TARGET}/release/vesper | qemu_kernel

build qemu: qemulate qemu_kernel8.img

build device: copy_file kernel8.img

default kernel8.img