From dc03055537f2e835e3905e7853f0a1fc0b70a57e Mon Sep 17 00:00:00 2001 From: Mateusz Wielgos Date: Mon, 26 Feb 2024 15:02:45 -0600 Subject: [PATCH] imgtool: Add --non-bootable flag Defaults to false. Signed-off-by: Mateusz Wielgos --- scripts/imgtool/image.py | 6 +++++- scripts/imgtool/main.py | 7 +++++-- 2 files changed, 10 insertions(+), 3 deletions(-) diff --git a/scripts/imgtool/image.py b/scripts/imgtool/image.py index a30d53bf..5c4732b5 100644 --- a/scripts/imgtool/image.py +++ b/scripts/imgtool/image.py @@ -159,7 +159,8 @@ class Image: slot_size=0, max_sectors=DEFAULT_MAX_SECTORS, overwrite_only=False, endian="little", load_addr=0, rom_fixed=None, erased_val=None, save_enctlv=False, - security_counter=None, max_align=None): + security_counter=None, max_align=None, + non_bootable=False): if load_addr and rom_fixed: raise click.UsageError("Can not set rom_fixed and load_addr at the same time") @@ -183,6 +184,7 @@ class Image: self.save_enctlv = save_enctlv self.enctlv_len = 0 self.max_align = max(DEFAULT_MAX_ALIGN, align) if max_align is None else int(max_align) + self.non_bootable = non_bootable if self.max_align == DEFAULT_MAX_ALIGN: self.boot_magic = bytes([ @@ -567,6 +569,8 @@ class Image: flags |= IMAGE_F['RAM_LOAD'] if self.rom_fixed: flags |= IMAGE_F['ROM_FIXED'] + if self.non_bootable: + flags |= IMAGE_F['NON_BOOTABLE'] e = STRUCT_ENDIAN_DICT[self.endian] fmt = (e + diff --git a/scripts/imgtool/main.py b/scripts/imgtool/main.py index f70a8bf5..cc2cf9c5 100755 --- a/scripts/imgtool/main.py +++ b/scripts/imgtool/main.py @@ -314,6 +314,8 @@ class BasedIntParamType(click.ParamType): @click.argument('outfile') @click.argument('infile') +@click.option('--non-bootable', default=False, is_flag=True, + help='Mark the image as non-bootable.') @click.option('--custom-tlv', required=False, nargs=2, default=[], multiple=True, metavar='[tag] [value]', help='Custom TLV that will be placed into protected area. ' @@ -411,7 +413,7 @@ def sign(key, public_key_format, align, version, pad_sig, header_size, endian, encrypt_keylen, encrypt, infile, outfile, dependencies, load_addr, hex_addr, erased_val, save_enctlv, security_counter, boot_record, custom_tlv, rom_fixed, max_align, clear, fix_sig, - fix_sig_pubkey, sig_out, vector_to_sign): + fix_sig_pubkey, sig_out, vector_to_sign, non_bootable): if confirm: # Confirmed but non-padded images don't make much sense, because @@ -423,7 +425,8 @@ def sign(key, public_key_format, align, version, pad_sig, header_size, max_sectors=max_sectors, overwrite_only=overwrite_only, endian=endian, load_addr=load_addr, rom_fixed=rom_fixed, erased_val=erased_val, save_enctlv=save_enctlv, - security_counter=security_counter, max_align=max_align) + security_counter=security_counter, max_align=max_align, + non_bootable=non_bootable) img.load(infile) key = load_key(key) if key else None enckey = load_key(encrypt) if encrypt else None