rustsbi/platform/qemu/justfile

target := "riscv64gc-unknown-none-elf"
mode := "debug"
build-path := "../../target/" + target + "/" + mode + "/"
m-firmware-file := build-path + "rustsbi-qemu"
m-bin-file := build-path + "rustsbi-qemu.bin"

objdump := "riscv64-unknown-elf-objdump"
objcopy := "rust-objcopy --binary-architecture=riscv64"
gdb := "riscv64-unknown-elf-gdb"

threads := "1"

build: firmware
    @{{objcopy}} {{m-firmware-file}} --strip-all -O binary {{m-bin-file}}

firmware:
    @cargo build --target={{target}}

qemu: build
    @qemu-system-riscv64 \
            -machine virt \
            -nographic \
            -bios none \
            -device loader,file={{m-bin-file}},addr=0x80000000 \
            -smp threads={{threads}}

run: build qemu

asm: build
    @{{objdump}} -D {{m-firmware-file}} | less

debug: build
    @qemu-system-riscv64 \
            -machine virt \
            -nographic \
            -bios none \
            -device loader,file={{m-bin-file}},addr=0x80000000 \
            -smp threads={{threads}} \
            -gdb tcp::1234 -S

gdb: 
    @{{gdb}} --eval-command="file {{m-firmware-file}}" --eval-command="target remote localhost:1234"