# SPDX-License-Identifier: GPL-2.0+ # Copyright 2021 Google LLC # Written by Simon Glass # # Entry-type module for 'u-boot-tpl-nodtb.bin' # from binman import elf from binman.entry import Entry from binman.etype.blob import Entry_blob class Entry_u_boot_tpl_nodtb(Entry_blob): """TPL binary without device tree appended Properties / Entry arguments: - filename: Filename to include (default 'tpl/u-boot-tpl-nodtb.bin') This is the U-Boot TPL binary, It does not include a device tree blob at the end of it so may not be able to work without it, assuming TPL needs a device tree to operate on your platform. You can add a u-boot-tpl-dtb entry after this one, or use a u-boot-tpl entry instead, which normally expands to a section containing u-boot-tpl-dtb, u-boot-tpl-bss-pad and u-boot-tpl-dtb TPL can access binman symbols at runtime. See: 'Access to binman entry offsets at run time (symbols)' in the binman README for more information. The ELF file 'tpl/u-boot-tpl' must also be available for this to work, since binman uses that to look up symbols to write into the TPL binary. """ def __init__(self, section, etype, node): super().__init__(section, etype, node) self.elf_fname = 'tpl/u-boot-tpl' def GetDefaultFilename(self): return 'tpl/u-boot-tpl-nodtb.bin' def WriteSymbols(self, section): elf.LookupAndWriteSymbols(self.elf_fname, self, section.GetImage())