1# 2# Configuration to use an external Arm binary toolchain 3# 4 5EXTERNAL_TOOLCHAIN ?= "/usr/local/arm-binary-toolchain/${TARGET_ARCH}" 6 7# oe-core passes this by default because it assumes GCC 13. This can be removed when Arm GCC is 13.1+. 8DEBUG_PREFIX_MAP:remove = "-fcanon-prefix-map" 9 10TOOLCHAIN_PATH_ADD = "${EXTERNAL_TOOLCHAIN}/bin:" 11PATH =. "${TOOLCHAIN_PATH_ADD}" 12 13EAT_TARGET_SYS:arm ?= "${@ 'arm-none-linux-gnueabihf' if os.path.exists('${EXTERNAL_TOOLCHAIN}/bin/arm-none-linux-gnueabihf-gcc') else 'arm-linux-gnueabihf'}" 14EAT_TARGET_SYS:aarch64 ?= "${@ 'aarch64-none-linux-gnu' if os.path.exists('${EXTERNAL_TOOLCHAIN}/bin/aarch64-none-linux-gnu-gcc') else 'aarch64-linux-gnu'}" 15EAT_TARGET_SYS = "${TARGET_SYS}" 16TARGET_PREFIX = "${EAT_TARGET_SYS}-" 17 18EAT_LIBDIR:arm = "lib" 19EAT_LIBDIR:aarch64 = "lib64" 20 21GCCMULTILIB:forcevariable = "--disable-multilib" 22IMAGE_LINGUAS:forcevariable = "" 23 24# Blacklist toolchain recipes as a belt-and-suspenders way to use the external toolchain 25SKIP_RECIPE[glibc] = "Using external toolchain" 26SKIP_RECIPE[libgcc] = "Using external toolchain" 27SKIP_RECIPE[gcc-cross] = "Using external toolchain" 28SKIP_RECIPE[gcc-cross-aarch64] = "Using external toolchain" 29SKIP_RECIPE[gcc-cross-arm] = "Using external toolchain" 30SKIP_RECIPE[gcc-runtime] = "Using external toolchain" 31SKIP_RECIPE[gcc-sanitizers] = "Using external toolchain" 32 33PREFERRED_PROVIDER_linux-libc-headers = "external-arm-toolchain" 34PREFERRED_PROVIDER_linux-libc-headers-dev = "external-arm-toolchain" 35PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}gcc = "external-arm-toolchain" 36PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}gcc-initial = "external-arm-toolchain" 37PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}g++ = "external-arm-toolchain" 38PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}binutils = "external-arm-toolchain" 39PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}libc-for-gcc = "external-arm-toolchain" 40PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}compilerlibs = "external-arm-toolchain" 41PREFERRED_PROVIDER_glibc = "external-arm-toolchain" 42PREFERRED_PROVIDER_libgcc = "external-arm-toolchain" 43PREFERRED_PROVIDER_virtual/libc = "external-arm-toolchain" 44PREFERRED_PROVIDER_virtual/libc-locale = "external-arm-toolchain" 45PREFERRED_PROVIDER_virtual/libintl = "external-arm-toolchain" 46PREFERRED_PROVIDER_virtual/libiconv = "external-arm-toolchain" 47PREFERRED_PROVIDER_virtual/crypt = "external-arm-toolchain" 48PREFERRED_PROVIDER_glibc-thread-db = "external-arm-toolchain" 49PREFERRED_PROVIDER_glibc-mtrace = "external-arm-toolchain" 50PREFERRED_PROVIDER_libc-mtrace = "external-arm-toolchain" 51PREFERRED_PROVIDER_virtual/linux-libc-headers = "external-arm-toolchain" 52 53PREFERRED_PROVIDER_gcc-cross-canadian-${TRANSLATED_TARGET_ARCH} ?= "external-arm-sdk-toolchain-${TRANSLATED_TARGET_ARCH}" 54PREFERRED_PROVIDER_binutils-cross-canadian-${TRANSLATED_TARGET_ARCH} ?= "external-arm-sdk-toolchain-${TRANSLATED_TARGET_ARCH}" 55PREFERRED_PROVIDER_gdb-cross-canadian-${TRANSLATED_TARGET_ARCH} ?= "external-arm-sdk-toolchain-${TRANSLATED_TARGET_ARCH}" 56 57TOOLCHAIN_OPTIONS = " --sysroot=${STAGING_DIR_HOST}" 58 59DISTRO_FEATURES_LIBC = "ipv4 ipv6 libc-backtrace libc-big-macros libc-bsd libc-cxx-tests libc-catgets libc-crypt \ 60 libc-crypt-ufc libc-db-aliases libc-envz libc-fcvt libc-fmtmsg libc-fstab libc-ftraverse \ 61 libc-getlogin libc-idn libc-inet-anl libc-libm libc-libm-big \ 62 libc-locales libc-locale-code libc-charsets \ 63 libc-memusage libc-nis libc-nsswitch libc-rcmd libc-rtld-debug libc-spawn libc-streams libc-sunrpc \ 64 libc-utmp libc-utmpx libc-wordexp libc-posix-clang-wchar libc-posix-regexp libc-posix-regexp-glibc \ 65 libc-posix-wchar-io" 66 67ENABLE_BINARY_LOCALE_GENERATION = "0" 68GLIBC_INTERNAL_USE_BINARY_LOCALE = "precompiled" 69LIBCOVERRIDE = ":libc-glibc" 70LIBC_DEPENDENCIES:remove = "glibc-gconv-cp1252 glibc-gconv-ibm850 glibc-gconv-iso8859-1 glibc-gconv-iso8859-15 glibc-localedata-i18n" 71 72ERROR_QA[type] ?= "list" 73python toolchain_metadata_setup () { 74 import subprocess 75 if not isinstance(e, bb.event.ConfigParsed): 76 return 77 78 d = e.data 79 l = d.createCopy() 80 81 external_toolchain = l.getVar('EXTERNAL_TOOLCHAIN', True) 82 if not external_toolchain or external_toolchain == 'UNDEFINED': 83 bb.fatal("Error: EXTERNAL_TOOLCHAIN must be set to the path to your arm toolchain") 84 85 if not os.path.isabs(external_toolchain): 86 bb.fatal("Error: EXTERNAL_TOOLCHAIN path '%s' must be absolute path" % external_toolchain) 87 88 if not os.path.exists(external_toolchain): 89 bb.fatal("Error: EXTERNAL_TOOLCHAIN path '%s' does not exist" % external_toolchain) 90 91 # The external toolchain may not have been built with the oe-core preferred 92 # gnu hash setting, so ensure that the corresponding sanity check is not an error. 93 error_qa = oe.data.typed_value('ERROR_QA', l) 94 if 'ldflags' in error_qa: 95 error_qa.remove('ldflags') 96 d.setVar('ERROR_QA', ' '.join(error_qa)) 97} 98addhandler toolchain_metadata_setup 99 100def populate_toolchain_links(d): 101 import errno 102 import os 103 from glob import glob 104 105 d = d.createCopy() 106 107 pattern = bb.data.expand('${EXTERNAL_TOOLCHAIN}/bin/${TARGET_PREFIX}*', d) 108 files = glob(pattern) 109 if not files: 110 bb.fatal("Unable to populate toolchain binary symlinks") 111 112 bindir = d.getVar('STAGING_BINDIR_TOOLCHAIN', True) 113 bb.mkdirhier(bindir) 114 for f in files: 115 base = os.path.basename(f) 116 newpath = os.path.join(bindir, base) 117 try: 118 os.symlink(f, newpath) 119 except OSError as exc: 120 if exc.errno == errno.EEXIST: 121 break 122 bb.fatal("Unable to populate toolchain binary symlink for %s: %s" % (newpath, exc)) 123 124require conf/distro/include/external-arm-toolchain-versions.inc 125