toolchain.inc:177: The coreboot toolchain for 'elbrus' architecture was not found.
toolchain.inc:213:
toolchain.inc:214: To build the entire coreboot toolchain: run 'make crossgcc'
toolchain.inc:218: For more toolchain build targets: run 'make help_toolchain'
toolchain.inc:219:
toolchain.inc:221: To try to use any toolchain in your path, run 'make menuconfig', then select
toolchain.inc:223: the config option: 'General setup', and 'Allow building with any toolchain'
toolchain.inc:225: Note that this is NOT supported. Using it means you're on your own.
toolchain.inc:227:
toolchain.inc:229: *** Halting the build.