diff options
Diffstat (limited to 'tools/binman/elf.py')
| -rw-r--r-- | tools/binman/elf.py | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/tools/binman/elf.py b/tools/binman/elf.py index afa05e5..6d440dd 100644 --- a/tools/binman/elf.py +++ b/tools/binman/elf.py @@ -25,6 +25,9 @@ try: except: # pragma: no cover ELF_TOOLS = False +# BSYM in little endian, keep in sync with include/binman_sym.h +BINMAN_SYM_MAGIC_VALUE = 0x4d595342 + # Information about an EFL symbol: # section (str): Name of the section containing this symbol # address (int): Address of the symbol (its value) @@ -223,9 +226,12 @@ def LookupAndWriteSymbols(elf_fname, entry, section): raise ValueError('%s has size %d: only 4 and 8 are supported' % (msg, sym.size)) - # Look up the symbol in our entry tables. - value = section.GetImage().LookupImageSymbol(name, sym.weak, msg, - base.address) + if name == '_binman_sym_magic': + value = BINMAN_SYM_MAGIC_VALUE + else: + # Look up the symbol in our entry tables. + value = section.GetImage().LookupImageSymbol(name, sym.weak, + msg, base.address) if value is None: value = -1 pack_string = pack_string.lower() |