Initial version

Adds the infrastructure for building OpenEmbedded-Core using the external
Linaro toolchain.

Signed-off-by: Ken Werner <ken.werner@linaro.org>

5 files changed, 355 insertions, 0 deletions

diff --git a/conf/distro/include/external-linaro-toolchain-versions.inc b/conf/distro/include/external-linaro-toolchain-versions.inc
new file mode 100644
index 00000000..d064f398
--- /dev/null
+++ b/conf/distro/include/external-linaro-toolchain-versions.inc
@@ -0,0 +1,101 @@
+def elt_run(d, cmd, *args):
+	import bb.process
+	import subprocess
+
+	topdir = d.getVar('TOPDIR', True)
+	toolchain_path = d.getVar('EXTERNAL_TOOLCHAIN', True)
+	if not toolchain_path:
+		return 'UNKNOWN', 'UNKNOWN'
+
+	target_prefix = d.getVar('TARGET_PREFIX', True)
+	path = os.path.join(toolchain_path, 'bin', target_prefix + cmd)
+	args = [path] + list(args)
+
+	return bb.process.run(args, cwd=topdir, stderr=subprocess.PIPE)
+
+def elt_get_version(d):
+	try:
+		stdout, stderr = elt_run(d, 'gcc', '-v')
+	except bb.process.CmdError as exc:
+		bb.error('Failed to obtain external Linaro toolchain version: %s' % exc)
+		return 'UNKNOWN'
+	else:
+		last_line = stderr.splitlines()[-1]
+		return last_line
+
+def elt_get_main_version(d):
+	version = elt_get_version(d)
+	if version != 'UNKNOWN':
+		return version.split()[-1].rstrip(')')
+	else:
+		return version
+
+def elt_get_gcc_version(d):
+	version = elt_get_version(d)
+	if version != 'UNKNOWN':
+		return version.split()[2]
+	else:
+		return version
+
+def elt_get_libc_version(d):
+	import os,bb
+	syspath = bb.data.expand('${EXTERNAL_TOOLCHAIN}/${ELT_TARGET_SYS}', d)
+	if not syspath:
+		return 'UNKNOWN'
+
+	libpath = syspath + '/libc/lib/${ELT_TARGET_SYS}/'
+
+	if os.path.exists(libpath):
+		for file in os.listdir(libpath):
+			if file.find('libc-') == 0:
+				return file[5:-3]
+	return 'UNKNOWN'
+
+def elt_get_kernel_version(d):
+	import os,bb
+	syspath = bb.data.expand('${EXTERNAL_TOOLCHAIN}/${ELT_TARGET_SYS}', d)
+	if not syspath:
+		return 'UNKNOWN'
+
+	vf = syspath + '/libc/usr/include/linux/version.h'
+
+	try:
+		f = open(vf, 'r')
+	except (OSError, IOError):
+		return 'UNKNOWN'
+
+	l = f.readlines();
+	f.close();
+	for s in l:
+		if s.find('LINUX_VERSION_CODE') > 0:
+			ver = int(s.split()[2])
+			maj = ver / 65536
+			ver = ver % 65536
+			min = ver / 256
+			ver = ver % 256
+			return str(maj)+'.'+str(min)+'.'+str(ver)
+	return 'UNKNOWN'
+
+def elt_get_gdb_version(d):
+	try:
+		stdout, stderr = elt_run(d, 'gdb', '-v')
+	except CmdError:
+		return 'UNKNOWN'
+	else:
+		first_line = stdout.splitlines()[0]
+		return first_line.split()[-1]
+
+python external_linaro_toolchain_version_handler () {
+	if not isinstance(e, bb.event.ConfigParsed):
+		return
+	d = e.data
+	ld = d.createCopy()
+	ld.finalize()
+
+	d.setVar('ELT_VER_MAIN', elt_get_main_version(ld))
+	d.setVar('ELT_VER_GCC', elt_get_gcc_version(ld))
+	d.setVar('ELT_VER_LIBC', elt_get_libc_version(ld))
+	d.setVar('ELT_VER_KERNEL', elt_get_kernel_version(ld))
+	d.setVar('ELT_VER_GDB', elt_get_gdb_version(ld))
+}
+addhandler external_linaro_toolchain_version_handler
diff --git a/conf/distro/include/tcmode-external-linaro.inc b/conf/distro/include/tcmode-external-linaro.inc
new file mode 100644
index 00000000..bf36c65d
--- /dev/null
+++ b/conf/distro/include/tcmode-external-linaro.inc
@@ -0,0 +1,59 @@
+#
+# Configuration to use an external Linaro binary toolchain
+#
+
+EXTERNAL_TOOLCHAIN ?= "/usr/local/linaro-binary-toolchain/${TARGET_ARCH}"
+
+TOOLCHAIN_PATH_ADD = "${EXTERNAL_TOOLCHAIN}/bin:"
+PATH =. "${TOOLCHAIN_PATH_ADD}"
+
+ELT_TARGET_SYS = "arm-linux-gnueabi"
+TARGET_PREFIX = "${ELT_TARGET_SYS}-"
+
+PREFERRED_PROVIDER_linux-libc-headers = "external-linaro-toolchain"
+PREFERRED_PROVIDER_linux-libc-headers-dev = "external-linaro-toolchain"
+PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}gcc = "external-linaro-toolchain"
+PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}gcc-initial = "external-linaro-toolchain"
+PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}gcc-intermediate = "external-linaro-toolchain"
+PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}g++ = "external-linaro-toolchain"
+PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}binutils = "external-linaro-toolchain"
+PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}libc-for-gcc = "external-linaro-toolchain"
+PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}compilerlibs = "external-linaro-toolchain"
+PREFERRED_PROVIDER_libgcc = "external-linaro-toolchain"
+PREFERRED_PROVIDER_virtual/libc = "external-linaro-toolchain"
+PREFERRED_PROVIDER_virtual/libintl = "external-linaro-toolchain"
+PREFERRED_PROVIDER_virtual/libiconv = "external-linaro-toolchain"
+PREFERRED_PROVIDER_glibc-thread-db = "external-linaro-toolchain"
+PREFERRED_PROVIDER_virtual/linux-libc-headers = "external-linaro-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=${STAGING_DIR_HOST}"
+
+def populate_toolchain_links(d):
+    import errno
+    import os
+    from glob import glob
+
+    d = d.createCopy()
+    d.finalize()
+
+    pattern = bb.data.expand('${EXTERNAL_TOOLCHAIN}/bin/${TARGET_PREFIX}*', d)
+    files = glob(pattern)
+    if not files:
+        bb.fatal("Unable to populate toolchain binary symlinks")
+
+    bindir = d.getVar('STAGING_BINDIR_TOOLCHAIN', True)
+    bb.mkdirhier(bindir)
+    for f in files:
+        base = os.path.basename(f)
+        newpath = os.path.join(bindir, base)
+        try:
+            os.symlink(f, newpath)
+        except OSError as exc:
+            if exc.errno == errno.EEXIST:
+                break
+            bb.fatal("Unable to populate toolchain binary symlink for %s: %s" % (newpath, exc))
+
+require conf/distro/include/external-linaro-toolchain-versions.inc
diff --git a/conf/layer.conf b/conf/layer.conf
new file mode 100644
index 00000000..060e2b02
--- /dev/null
+++ b/conf/layer.conf
@@ -0,0 +1,3 @@
+BBPATH .= ":${LAYERDIR}"
+BBFILES .= "${LAYERDIR}/recipes-*/*.bb \
+            ${LAYERDIR}/recipes-*/*.bbappend"
diff --git a/recipes-devtools/external-linaro-toolchain.bb b/recipes-devtools/external-linaro-toolchain.bb
new file mode 100644
index 00000000..5c210481
--- /dev/null
+++ b/recipes-devtools/external-linaro-toolchain.bb
@@ -0,0 +1,191 @@
+require recipes-core/eglibc/eglibc-package.inc
+
+INHIBIT_DEFAULT_DEPS = "1"
+
+# License applies to this recipe code, not the toolchain itself
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "\
+	file://${COREBASE}/LICENSE;md5=3f40d7994397109285ec7b81fdeb3b58 \
+	file://${COREBASE}/meta/COPYING.MIT;md5=3da9cfbcb788c80a0384361b4de20420 \
+"
+
+PROVIDES += "\
+	linux-libc-headers \
+	virtual/${TARGET_PREFIX}gcc \
+	virtual/${TARGET_PREFIX}g++ \
+	virtual/${TARGET_PREFIX}gcc-initial \
+	virtual/${TARGET_PREFIX}gcc-intermediate \
+	virtual/${TARGET_PREFIX}binutils \
+	virtual/${TARGET_PREFIX}libc-for-gcc \
+	virtual/${TARGET_PREFIX}compilerlibs \
+	virtual/libc \
+	virtual/libintl \
+	virtual/libiconv \
+	glibc-thread-db \
+	libgcc \
+	virtual/linux-libc-headers \
+"
+PV = "${ELT_VER_MAIN}"
+PR = "r0"
+
+# https://launchpad.net/linaro-toolchain-binaries
+# http://launchpad.net/linaro-toolchain-binaries/trunk/2012.01/+download/gcc-linaro-arm-linux-gnueabi-2012.01-20120125_linux.tar.bz2
+SRC_URI = "file://SUPPORTED"
+
+do_install() {
+	install -d ${D}${base_libdir}
+	install -d ${D}${bindir}
+	install -d ${D}${sbindir}
+	install -d ${D}${libdir}
+	install -d ${D}${libexecdir}
+	install -d ${D}${datadir}
+	install -d ${D}${includedir}
+
+	cp -a ${EXTERNAL_TOOLCHAIN}/${ELT_TARGET_SYS}/libc/lib/${ELT_TARGET_SYS}/*  ${D}${base_libdir}
+	cp -a ${EXTERNAL_TOOLCHAIN}/${ELT_TARGET_SYS}/libc/lib/*  ${D}${base_libdir}
+	cp -a ${EXTERNAL_TOOLCHAIN}/${ELT_TARGET_SYS}/libc/usr/lib/${ELT_TARGET_SYS}/*  ${D}${libdir}
+	cp -a ${EXTERNAL_TOOLCHAIN}/${ELT_TARGET_SYS}/libc/usr/lib/*  ${D}${libdir}
+	cp -a ${EXTERNAL_TOOLCHAIN}/${ELT_TARGET_SYS}/libc/usr/share/*  ${D}${datadir}
+	cp -a ${EXTERNAL_TOOLCHAIN}/${ELT_TARGET_SYS}/libc/usr/include/*  ${D}${includedir}
+
+	rm -r ${D}${libdir}/${ELT_TARGET_SYS}
+	rm -r ${D}${base_libdir}/${ELT_TARGET_SYS}
+
+	# fix up the copied symlinks (they are still pointing to the multiarch directory)
+	ln -sf ld-2.13.so ${D}${base_libdir}/ld-linux.so.3
+	ln -sf ../../lib/libnsl.so.1 ${D}${libdir}/libnsl.so
+	ln -sf ../../lib/librt.so.1 ${D}${libdir}/librt.so
+	ln -sf ../../lib/libcrypt.so.1 ${D}${libdir}/libcrypt.so
+	ln -sf ../../lib/libnss_nis.so.2 ${D}${libdir}/libnss_nis.so
+	ln -sf ../../lib/libresolv.so.2 ${D}${libdir}/libresolv.so
+	ln -sf ../../lib/libnss_dns.so.2 ${D}${libdir}/libnss_dns.so
+	ln -sf ../../lib/libnss_hesiod.so.2 ${D}${libdir}/libnss_hesiod.so
+	ln -sf ../../lib/libutil.so.1 ${D}${libdir}/libutil.so
+	ln -sf ../../lib/libnss_files.so.2 ${D}${libdir}/libnss_files.so
+	ln -sf ../../lib/libnss_compat.so.2 ${D}${libdir}/libnss_compat.so
+	ln -sf ../../lib/libcidn.so.1 ${D}${libdir}/libcidn.so
+	ln -sf ../../lib/libBrokenLocale.so.1 ${D}${libdir}/libBrokenLocale.so
+	ln -sf ../../lib/libthread_db.so.1 ${D}${libdir}/libthread_db.so
+	ln -sf ../../lib/libanl.so.1 ${D}${libdir}/libanl.so
+	ln -sf ../../lib/libdl.so.2 ${D}${libdir}/libdl.so
+	ln -sf ../../lib/libnss_nisplus.so.2 ${D}${libdir}/libnss_nisplus.so
+	ln -sf ../../lib/libm.so.6 ${D}${libdir}/libm.so
+
+	sed -i -e "s# /lib/${ELT_TARGET_SYS}# ../../lib#g" -e "s# /usr/lib/${ELT_TARGET_SYS}# .#g" ${D}${libdir}/libc.so
+	sed -i -e "s# /lib/${ELT_TARGET_SYS}# ../../lib#g" -e "s# /usr/lib/${ELT_TARGET_SYS}# .#g" ${D}${libdir}/libpthread.so
+}
+
+PACKAGES =+ "\
+	libgcc \
+	libgcc-dev \
+	libstdc++ \
+	libstdc++-dev \
+	linux-libc-headers \
+	linux-libc-headers-dev \
+"
+
+INSANE_SKIP_libgcc = "1"
+INSANE_SKIP_libstdc++ = "1"
+INSANE_SKIP_gdbserver = "1"
+
+PKG_${PN} = "eglibc"
+PKG_${PN}-dev = "eglibc-dev"
+PKG_${PN}-doc = "eglibc-doc"
+PKG_${PN}-dbg = "eglibc-dbg"
+PKG_${PN}-pic = "eglibc-pic"
+PKG_${PN}-utils = "eglibc-utils"
+PKG_${PN}-gconv = "eglibc-gconv"
+PKG_${PN}-extra-nss = "eglibc-extra-nss"
+PKG_${PN}-thread-db = "eglibc-thread-db"
+PKG_${PN}-pcprofile = "eglibc-pcprofile"
+
+PKGV_${PN} = "${ELT_VER_LIBC}"
+PKGV_${PN}-dev = "${ELT_VER_LIBC}"
+PKGV_${PN}-doc = "${ELT_VER_LIBC}"
+PKGV_${PN}-dbg = "${ELT_VER_LIBC}"
+PKGV_${PN}-pic = "${ELT_VER_LIBC}"
+PKGV_${PN}-utils = "${ELT_VER_LIBC}"
+PKGV_${PN}-gconv = "${ELT_VER_LIBC}"
+PKGV_${PN}-extra-nss = "${ELT_VER_LIBC}"
+PKGV_${PN}-thread-db = "${ELT_VER_LIBC}"
+PKGV_${PN}-pcprofile = "${ELT_VER_LIBC}"
+PKGV_catchsegv = "${ELT_VER_LIBC}"
+PKGV_libsegfault = "${ELT_VER_LIBC}"
+PKGV_sln = "${ELT_VER_LIBC}"
+PKGV_nscd = "${ELT_VER_LIBC}"
+PKGV_ldd = "${ELT_VER_LIBC}"
+PKGV_libgcc = "${ELT_VER_GCC}"
+PKGV_libgcc-dev = "${ELT_VER_GCC}"
+PKGV_libstdc++ = "${ELT_VER_GCC}"
+PKGV_libstdc++-dev = "${ELT_VER_GCC}"
+PKGV_linux-libc-headers = "${ELT_VER_KERNEL}"
+PKGV_linux-libc-headers-dev = "${ELT_VER_KERNEL}"
+PKGV_gdbserver = "${ELT_VER_GDBSERVER}"
+
+FILES_libgcc = "${base_libdir}/libgcc_s.so.1"
+FILES_libgcc-dev = "${base_libdir}/libgcc_s.so"
+FILES_libstdc++ = "${base_libdir}/libstdc++.so.*"
+FILES_libstdc++-dev = "\
+	${includedir}/c++/${PV} \
+	${base_libdir}/libstdc++.so \
+	${base_libdir}/libstdc++.a \
+	${base_libdir}/libsupc++.a \
+"
+FILES_linux-libc-headers = "\
+	${includedir}/asm* \
+	${includedir}/linux \
+	${includedir}/mtd \
+	${includedir}/rdma \
+	${includedir}/scsi \
+	${includedir}/sound \
+	${includedir}/video \
+"
+FILES_${PN} += "\
+	${libdir}/bin \
+	${libdir}/locale \
+	${libdir}/gconv/gconv-modules \
+	${datadir}/zoneinfo \
+	${base_libdir}/libcrypt*.so.* \
+	${base_libdir}/libcrypt-*.so \
+	${base_libdir}/libc.so.* \
+	${base_libdir}/libc-*.so \
+	${base_libdir}/libm*.so.* \
+	${base_libdir}/libm-*.so \
+	${base_libdir}/ld*.so.* \
+	${base_libdir}/ld-*.so \
+	${base_libdir}/libpthread*.so.* \
+	${base_libdir}/libpthread-*.so \
+	${base_libdir}/libresolv*.so.* \
+	${base_libdir}/libresolv-*.so \
+	${base_libdir}/librt*.so.* \
+	${base_libdir}/librt-*.so \
+	${base_libdir}/libutil*.so.* \
+	${base_libdir}/libutil-*.so \
+	${base_libdir}/libnsl*.so.* \
+	${base_libdir}/libnsl-*.so \
+	${base_libdir}/libnss_files*.so.* \
+	${base_libdir}/libnss_files-*.so \
+	${base_libdir}/libnss_compat*.so.* \
+	${base_libdir}/libnss_compat-*.so \
+	${base_libdir}/libnss_dns*.so.* \
+	${base_libdir}/libnss_dns-*.so \
+	${base_libdir}/libnss_nis*.so.* \
+	${base_libdir}/libnss_nisplus-*.so \
+	${base_libdir}/libnss_nisplus*.so.* \
+	${base_libdir}/libnss_nis-*.so \
+	${base_libdir}/libnss_hesiod*.so.* \
+	${base_libdir}/libnss_hesiod-*.so \
+	${base_libdir}/libdl*.so.* \
+	${base_libdir}/libdl-*.so \
+	${base_libdir}/libanl*.so.* \
+	${base_libdir}/libanl-*.so \
+	${base_libdir}/libBrokenLocale*.so.* \
+	${base_libdir}/libBrokenLocale-*.so \
+	${base_libdir}/libcidn*.so.* \
+	${base_libdir}/libcidn-*.so \
+	${base_libdir}/libthread_db*.so.* \
+	${base_libdir}/libthread_db-*.so \
+	${base_libdir}/libmemusage.so \
+	${base_libdir}/libSegFault.so \
+	${base_libdir}/libpcprofile.so \
+"
diff --git a/recipes-devtools/external-linaro-toolchain/SUPPORTED b/recipes-devtools/external-linaro-toolchain/SUPPORTED
new file mode 100644
index 00000000..9615075e
--- /dev/null
+++ b/recipes-devtools/external-linaro-toolchain/SUPPORTED
@@ -0,0 +1 @@
+POSIX