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#
# Configuration to use external CSL toolchain
#
EXTERNAL_TOOLCHAIN ?= "/usr/local/csl/${TARGET_ARCH}"
TOOLCHAIN_PATH_ADD = "${EXTERNAL_TOOLCHAIN}/bin:"
PATH =. "${TOOLCHAIN_PATH_ADD}"
CSL_TARGET_SYS_powerpc = "powerpc-linux-gnu"
CSL_TARGET_SYS_powerpc64 = "powerpc-linux-gnu"
CSL_TARGET_SYS_arm = "arm-none-linux-gnueabi"
CSL_TARGET_SYS_mips = "mips-linux-gnu"
CSL_TARGET_SYS_mipsel = "mips-linux-gnu"
CSL_TARGET_SYS_mips64 = "mips-linux-gnu"
CSL_TARGET_SYS_i686 = "i686-pc-linux-gnu"
CSL_TARGET_SYS_i586 = "i686-pc-linux-gnu"
CSL_TARGET_SYS = "${TARGET_SYS}"
TARGET_PREFIX = "${CSL_TARGET_SYS}-"
PREFERRED_PROVIDER_linux-libc-headers = "external-csl-toolchain"
PREFERRED_PROVIDER_linux-libc-headers-dev = "external-csl-toolchain"
PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}gcc = "external-csl-toolchain"
PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}gcc-initial = "external-csl-toolchain"
PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}gcc-intermediate = "external-csl-toolchain"
PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}g++ = "external-csl-toolchain"
PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}binutils = "external-csl-toolchain"
PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}libc-for-gcc = "external-csl-toolchain"
PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}compilerlibs = "external-csl-toolchain"
PREFERRED_PROVIDER_libgcc = "external-csl-toolchain"
PREFERRED_PROVIDER_virtual/libc = "external-csl-toolchain"
PREFERRED_PROVIDER_virtual/libintl = "external-csl-toolchain"
PREFERRED_PROVIDER_virtual/libiconv = "external-csl-toolchain"
PREFERRED_PROVIDER_glibc-thread-db = "external-csl-toolchain"
PREFERRED_PROVIDER_virtual/linux-libc-headers = "external-csl-toolchain"
TARGET_CPPFLAGS_prepend = " -isystem${EXTERNAL_TOOLCHAIN}/${TARGET_SYS}/include "
TARGET_LDFLAGS_prepend = " -L${EXTERNAL_TOOLCHAIN}/${TARGET_SYS}/lib -Wl,-rpath-link,${EXTERNAL_TOOLCHAIN}/${TARGET_SYS}/lib "
TOOLCHAIN_OPTIONS = " --sysroot=${STAGING_DIR_HOST}"
# Translate to CodeSourcery's names for their optimized files in the toolchain
def csl_target_core(d):
coredata = {
'armv7a-vfp-neon': 'armv7-a-neon',
'i586': 'sgxx-glibc',
'i686': 'sgxx-glibc',
'mips': 'mips32',
'mipsel': 'el',
'ppce500': 'te500v1',
'ppce500mc': 'te500mc',
'ppce500v2': 'te500v2',
'ppce600': 'te600'
}
return coredata.get(d.getVar('TUNE_PKGARCH', True), '')
CSL_TARGET_CORE = "${@csl_target_core(d)}"
# Unfortunately, the CSL ia32 toolchain has non-prefixed binaries in its
# bindir (e.g. gcc, ld). To avoid this messing up our build, we avoid adding
# this bindir to our PATH, and instead add symlinks to the prefixed binaries
# to our staging toolchain bindir.
python toolchain_metadata_setup () {
if not isinstance(e, bb.event.ConfigParsed):
return
d = e.data
if d.getVar('TUNE_PKGARCH', True) in ('i586', 'i686'):
d.setVar('TOOLCHAIN_PATH_ADD', '')
}
addhandler toolchain_metadata_setup
python toolchain_setup () {
if not isinstance(e, bb.event.BuildStarted):
return
d = e.data
if d.getVar('TUNE_PKGARCH', True) in ('i586', 'i686'):
populate_toolchain_links(d)
}
addhandler toolchain_setup
def populate_toolchain_links(d):
import errno
import os
from glob import glob
d = d.createCopy()
d.finalize()
pattern = bb.data.expand('${EXTERNAL_TOOLCHAIN}/bin/${TARGET_PREFIX}*', d)
files = glob(pattern)
if not files:
bb.fatal("Unable to populate toolchain binary symlinks")
bindir = d.getVar('STAGING_BINDIR_TOOLCHAIN', True)
bb.mkdirhier(bindir)
for f in files:
base = os.path.basename(f)
newpath = os.path.join(bindir, base)
try:
os.symlink(f, newpath)
except OSError as exc:
if exc.errno == errno.EEXIST:
break
bb.fatal("Unable to populate toolchain binary symlink for %s: %s" % (newpath, exc))
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