40 lines
1.2 KiB
Bash
Executable File
40 lines
1.2 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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if [[ $# -lt 1 || $# -gt 2 ]]; then
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printf 'Usage: %s <firmware.elf> [memory.x]\n' "$0" >&2
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exit 2
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fi
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readonly input_elf="$1"
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readonly output_image="${input_elf%.elf}.bin"
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readonly script_directory="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)"
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readonly workspace_root="$(cd -- "$script_directory/.." && pwd)"
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readonly memory_x="${2:-$workspace_root/platforms/stm32f7/link/f722/memory.x}"
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readonly host="$(rustc -vV | sed -n 's/^host: //p')"
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readonly llvm_objcopy="$(rustc --print sysroot)/lib/rustlib/$host/bin/llvm-objcopy"
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if [[ ! -f "$input_elf" ]]; then
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printf 'firmware ELF does not exist: %s\n' "$input_elf" >&2
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exit 1
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fi
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if [[ ! -f "$memory_x" ]]; then
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printf 'cannot find linker layout: %s\n' "$memory_x" >&2
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exit 1
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fi
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if [[ ! -x "$llvm_objcopy" ]]; then
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printf 'llvm-objcopy is unavailable; install it with: rustup component add llvm-tools-preview\n' >&2
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exit 1
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fi
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"$script_directory/analyze-fw.py" "$input_elf" "$memory_x"
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temporary_image="$(mktemp "${output_image}.tmp.XXXXXX")"
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trap 'rm -f -- "$temporary_image"' EXIT
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"$llvm_objcopy" -O binary "$input_elf" "$temporary_image"
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mv -f -- "$temporary_image" "$output_image"
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trap - EXIT
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printf 'DFU image: %s\n' "$output_image"
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