Yocto 2.5

Move OpenBMC to Yocto 2.5(sumo)

Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
Change-Id: I5c5ad6904a16e14c1c397f0baf10c9d465594a78
diff --git a/import-layers/yocto-poky/meta/classes/kernel.bbclass b/import-layers/yocto-poky/meta/classes/kernel.bbclass
index 14f41e9..78d6c30 100644
--- a/import-layers/yocto-poky/meta/classes/kernel.bbclass
+++ b/import-layers/yocto-poky/meta/classes/kernel.bbclass
@@ -1,7 +1,10 @@
 inherit linux-kernel-base kernel-module-split
 
-PROVIDES += "virtual/kernel"
-DEPENDS += "virtual/${TARGET_PREFIX}binutils virtual/${TARGET_PREFIX}gcc kmod-native bc-native lzop-native"
+KERNEL_PACKAGE_NAME ??= "kernel"
+KERNEL_DEPLOYSUBDIR ??= "${@ "" if (d.getVar("KERNEL_PACKAGE_NAME") == "kernel") else d.getVar("KERNEL_PACKAGE_NAME") }"
+
+PROVIDES += "${@ "virtual/kernel" if (d.getVar("KERNEL_PACKAGE_NAME") == "kernel") else "" }"
+DEPENDS += "virtual/${TARGET_PREFIX}binutils virtual/${TARGET_PREFIX}gcc kmod-native bc-native lzop-native bison-native"
 PACKAGE_WRITE_DEPS += "depmodwrapper-cross"
 
 do_deploy[depends] += "depmodwrapper-cross:do_populate_sysroot"
@@ -34,11 +37,32 @@
 KERNEL_VERSION_PKG_NAME[vardepvalue] = "${LINUX_VERSION}"
 
 python __anonymous () {
+    pn = d.getVar("PN")
+    kpn = d.getVar("KERNEL_PACKAGE_NAME")
+
+    # XXX Remove this after bug 11905 is resolved
+    #  FILES_${KERNEL_PACKAGE_NAME}-dev doesn't expand correctly
+    if kpn == pn:
+        bb.warn("Some packages (E.g. *-dev) might be missing due to "
+                "bug 11905 (variable KERNEL_PACKAGE_NAME == PN)")
+
+    # The default kernel recipe builds in a shared location defined by
+    # bitbake/distro confs: STAGING_KERNEL_DIR and STAGING_KERNEL_BUILDDIR.
+    # Set these variables to directories under ${WORKDIR} in alternate
+    # kernel recipes (I.e. where KERNEL_PACKAGE_NAME != kernel) so that they
+    # may build in parallel with the default kernel without clobbering.
+    if kpn != "kernel":
+        workdir = d.getVar("WORKDIR")
+        sourceDir = os.path.join(workdir, 'kernel-source')
+        artifactsDir = os.path.join(workdir, 'kernel-build-artifacts')
+        d.setVar("STAGING_KERNEL_DIR", sourceDir)
+        d.setVar("STAGING_KERNEL_BUILDDIR", artifactsDir)
 
     # Merge KERNEL_IMAGETYPE and KERNEL_ALT_IMAGETYPE into KERNEL_IMAGETYPES
     type = d.getVar('KERNEL_IMAGETYPE') or ""
     alttype = d.getVar('KERNEL_ALT_IMAGETYPE') or ""
     types = d.getVar('KERNEL_IMAGETYPES') or ""
+    kname = d.getVar('KERNEL_PACKAGE_NAME') or "kernel"
     if type not in types.split():
         types = (type + ' ' + types).strip()
     if alttype not in types.split():
@@ -55,15 +79,15 @@
         typelower = type.lower()
         imagedest = d.getVar('KERNEL_IMAGEDEST')
 
-        d.appendVar('PACKAGES', ' ' + 'kernel-image-' + typelower)
+        d.appendVar('PACKAGES', ' %s-image-%s' % (kname, typelower))
 
-        d.setVar('FILES_kernel-image-' + typelower, '/' + imagedest + '/' + type + '-${KERNEL_VERSION_NAME}' + ' /' + imagedest + '/' + type)
+        d.setVar('FILES_' + kname + '-image-' + typelower, '/' + imagedest + '/' + type + '-${KERNEL_VERSION_NAME}' + ' /' + imagedest + '/' + type)
 
-        d.appendVar('RDEPENDS_kernel-image', ' ' + 'kernel-image-' + typelower)
+        d.appendVar('RDEPENDS_%s-image' % kname, ' %s-image-%s' % (kname, typelower))
 
-        d.setVar('PKG_kernel-image-' + typelower, 'kernel-image-' + typelower + '-${KERNEL_VERSION_PKG_NAME}')
+        d.setVar('PKG_%s-image-%s' % (kname,typelower), '%s-image-%s-${KERNEL_VERSION_PKG_NAME}' % (kname, typelower))
 
-        d.setVar('ALLOW_EMPTY_kernel-image-' + typelower, '1')
+        d.setVar('ALLOW_EMPTY_%s-image-%s' % (kname, typelower), '1')
 
     image = d.getVar('INITRAMFS_IMAGE')
     if image:
@@ -121,12 +145,13 @@
 
 inherit kernel-arch deploy
 
-PACKAGES_DYNAMIC += "^kernel-module-.*"
-PACKAGES_DYNAMIC += "^kernel-image-.*"
-PACKAGES_DYNAMIC += "^kernel-firmware-.*"
+PACKAGES_DYNAMIC += "^${KERNEL_PACKAGE_NAME}-module-.*"
+PACKAGES_DYNAMIC += "^${KERNEL_PACKAGE_NAME}-image-.*"
+PACKAGES_DYNAMIC += "^${KERNEL_PACKAGE_NAME}-firmware-.*"
 
 export OS = "${TARGET_OS}"
 export CROSS_COMPILE = "${TARGET_PREFIX}"
+export KBUILD_BUILD_VERSION = "1"
 export KBUILD_BUILD_USER = "oe-user"
 export KBUILD_BUILD_HOST = "oe-host"
 
@@ -207,7 +232,7 @@
 		copy_initramfs
 		# Backing up kernel image relies on its type(regular file or symbolic link)
 		tmp_path=""
-		for type in ${KERNEL_IMAGETYPES} ; do
+		for type in ${KERNEL_IMAGETYPE_FOR_MAKE} ; do
 			if [ -h ${KERNEL_OUTPUT_DIR}/$type ] ; then
 				linkpath=`readlink -n ${KERNEL_OUTPUT_DIR}/$type`
 				realpath=`readlink -fn ${KERNEL_OUTPUT_DIR}/$type`
@@ -255,7 +280,7 @@
 
 kernel_do_compile() {
 	unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
-	if [ "$BUILD_REPRODUCIBLE_BINARIES" = "1" ]; then
+	if [ "${BUILD_REPRODUCIBLE_BINARIES}" = "1" ]; then
 		# kernel sources do not use do_unpack, so SOURCE_DATE_EPOCH may not
 		# be set....
 		if [ "$SOURCE_DATE_EPOCH" = "0" ]; then
@@ -339,7 +364,9 @@
 	install -d ${D}/boot
 	for type in ${KERNEL_IMAGETYPES} ; do
 		install -m 0644 ${KERNEL_OUTPUT_DIR}/${type} ${D}/${KERNEL_IMAGEDEST}/${type}-${KERNEL_VERSION}
-		ln -sf ${type}-${KERNEL_VERSION} ${D}/${KERNEL_IMAGEDEST}/${type}
+		if [ "${KERNEL_PACKAGE_NAME}" = "kernel" ]; then
+			ln -sf ${type}-${KERNEL_VERSION} ${D}/${KERNEL_IMAGEDEST}/${type}
+		fi
 	done
 	install -m 0644 System.map ${D}/boot/System.map-${KERNEL_VERSION}
 	install -m 0644 .config ${D}/boot/config-${KERNEL_VERSION}
@@ -393,13 +420,14 @@
 
 emit_depmod_pkgdata() {
 	# Stash data for depmod
-	install -d ${PKGDESTWORK}/kernel-depmod/
-	echo "${KERNEL_VERSION}" > ${PKGDESTWORK}/kernel-depmod/kernel-abiversion
-	cp ${B}/System.map ${PKGDESTWORK}/kernel-depmod/System.map-${KERNEL_VERSION}
+	install -d ${PKGDESTWORK}/${KERNEL_PACKAGE_NAME}-depmod/
+	echo "${KERNEL_VERSION}" > ${PKGDESTWORK}/${KERNEL_PACKAGE_NAME}-depmod/${KERNEL_PACKAGE_NAME}-abiversion
+	cp ${B}/System.map ${PKGDESTWORK}/${KERNEL_PACKAGE_NAME}-depmod/System.map-${KERNEL_VERSION}
 }
 
 PACKAGEFUNCS += "emit_depmod_pkgdata"
 
+do_shared_workdir[cleandirs] += " ${STAGING_KERNEL_BUILDDIR}"
 do_shared_workdir () {
 	cd ${B}
 
@@ -410,7 +438,7 @@
 	# Store the kernel version in sysroots for module-base.bbclass
 	#
 
-	echo "${KERNEL_VERSION}" > $kerneldir/kernel-abiversion
+	echo "${KERNEL_VERSION}" > $kerneldir/${KERNEL_PACKAGE_NAME}-abiversion
 
 	# Copy files required for module builds
 	cp System.map $kerneldir/System.map-${KERNEL_VERSION}
@@ -439,8 +467,10 @@
 	# arch/powerpc/lib/crtsavres.o which is present in
 	# KBUILD_LDFLAGS_MODULE, making it required to build external modules.
 	if [ ${ARCH} = "powerpc" ]; then
-		mkdir -p $kerneldir/arch/powerpc/lib/
-		cp arch/powerpc/lib/crtsavres.o $kerneldir/arch/powerpc/lib/crtsavres.o
+		if [ -e arch/powerpc/lib/crtsavres.o ]; then
+			mkdir -p $kerneldir/arch/powerpc/lib/
+			cp arch/powerpc/lib/crtsavres.o $kerneldir/arch/powerpc/lib/crtsavres.o
+		fi
 	fi
 
 	if [ -d include/generated ]; then
@@ -459,7 +489,7 @@
 	:
 }
 
-KERNEL_CONFIG_COMMAND ?= "oe_runmake_call -C ${S} O=${B} oldnoconfig || yes '' | oe_runmake -C ${S} O=${B} oldconfig"
+KERNEL_CONFIG_COMMAND ?= "oe_runmake_call -C ${S} O=${B} oldnoconfig"
 
 python check_oldest_kernel() {
     oldest_kernel = d.getVar('OLDEST_KERNEL')
@@ -504,32 +534,34 @@
 
 inherit cml1
 
+KCONFIG_CONFIG_COMMAND_append = " HOSTLDFLAGS='${BUILD_LDFLAGS}'"
+
 EXPORT_FUNCTIONS do_compile do_install do_configure
 
 # kernel-base becomes kernel-${KERNEL_VERSION}
 # kernel-image becomes kernel-image-${KERNEL_VERSION}
-PACKAGES = "kernel kernel-base kernel-vmlinux kernel-image kernel-dev kernel-modules"
+PACKAGES = "${KERNEL_PACKAGE_NAME} ${KERNEL_PACKAGE_NAME}-base ${KERNEL_PACKAGE_NAME}-vmlinux ${KERNEL_PACKAGE_NAME}-image ${KERNEL_PACKAGE_NAME}-dev ${KERNEL_PACKAGE_NAME}-modules"
 FILES_${PN} = ""
-FILES_kernel-base = "${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.order ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.builtin"
-FILES_kernel-image = ""
-FILES_kernel-dev = "/boot/System.map* /boot/Module.symvers* /boot/config* ${KERNEL_SRC_PATH} ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/build"
-FILES_kernel-vmlinux = "/boot/vmlinux-${KERNEL_VERSION_NAME}"
-FILES_kernel-modules = ""
-RDEPENDS_kernel = "kernel-base"
+FILES_${KERNEL_PACKAGE_NAME}-base = "${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.order ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.builtin"
+FILES_${KERNEL_PACKAGE_NAME}-image = ""
+FILES_${KERNEL_PACKAGE_NAME}-dev = "/boot/System.map* /boot/Module.symvers* /boot/config* ${KERNEL_SRC_PATH} ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/build"
+FILES_${KERNEL_PACKAGE_NAME}-vmlinux = "/boot/vmlinux-${KERNEL_VERSION_NAME}"
+FILES_${KERNEL_PACKAGE_NAME}-modules = ""
+RDEPENDS_${KERNEL_PACKAGE_NAME} = "${KERNEL_PACKAGE_NAME}-base"
 # Allow machines to override this dependency if kernel image files are
 # not wanted in images as standard
-RDEPENDS_kernel-base ?= "kernel-image"
-PKG_kernel-image = "kernel-image-${@legitimize_package_name('${KERNEL_VERSION}')}"
-RDEPENDS_kernel-image += "${@base_conditional('KERNEL_IMAGETYPE', 'vmlinux', 'kernel-vmlinux', '', d)}"
-PKG_kernel-base = "kernel-${@legitimize_package_name('${KERNEL_VERSION}')}"
-RPROVIDES_kernel-base += "kernel-${KERNEL_VERSION}"
-ALLOW_EMPTY_kernel = "1"
-ALLOW_EMPTY_kernel-base = "1"
-ALLOW_EMPTY_kernel-image = "1"
-ALLOW_EMPTY_kernel-modules = "1"
-DESCRIPTION_kernel-modules = "Kernel modules meta package"
+RDEPENDS_${KERNEL_PACKAGE_NAME}-base ?= "${KERNEL_PACKAGE_NAME}-image"
+PKG_${KERNEL_PACKAGE_NAME}-image = "${KERNEL_PACKAGE_NAME}-image-${@legitimize_package_name('${KERNEL_VERSION}')}"
+RDEPENDS_${KERNEL_PACKAGE_NAME}-image += "${@oe.utils.conditional('KERNEL_IMAGETYPE', 'vmlinux', '${KERNEL_PACKAGE_NAME}-vmlinux', '', d)}"
+PKG_${KERNEL_PACKAGE_NAME}-base = "${KERNEL_PACKAGE_NAME}-${@legitimize_package_name('${KERNEL_VERSION}')}"
+RPROVIDES_${KERNEL_PACKAGE_NAME}-base += "${KERNEL_PACKAGE_NAME}-${KERNEL_VERSION}"
+ALLOW_EMPTY_${KERNEL_PACKAGE_NAME} = "1"
+ALLOW_EMPTY_${KERNEL_PACKAGE_NAME}-base = "1"
+ALLOW_EMPTY_${KERNEL_PACKAGE_NAME}-image = "1"
+ALLOW_EMPTY_${KERNEL_PACKAGE_NAME}-modules = "1"
+DESCRIPTION_${KERNEL_PACKAGE_NAME}-modules = "Kernel modules meta package"
 
-pkg_postinst_kernel-base () {
+pkg_postinst_${KERNEL_PACKAGE_NAME}-base () {
 	if [ ! -e "$D/lib/modules/${KERNEL_VERSION}" ]; then
 		mkdir -p $D/lib/modules/${KERNEL_VERSION}
 	fi
@@ -543,7 +575,7 @@
 PACKAGESPLITFUNCS_prepend = "split_kernel_packages "
 
 python split_kernel_packages () {
-    do_split_packages(d, root='${nonarch_base_libdir}/firmware', file_regex='^(.*)\.(bin|fw|cis|csp|dsp)$', output_pattern='kernel-firmware-%s', description='Firmware for %s', recursive=True, extra_depends='')
+    do_split_packages(d, root='${nonarch_base_libdir}/firmware', file_regex='^(.*)\.(bin|fw|cis|csp|dsp)$', output_pattern='${KERNEL_PACKAGE_NAME}-firmware-%s', description='Firmware for %s', recursive=True, extra_depends='')
 }
 
 # Many scripts want to look in arch/$arch/boot for the bootable
@@ -634,21 +666,27 @@
 MODULE_TARBALL_DEPLOY ?= "1"
 
 kernel_do_deploy() {
+	deployDir="${DEPLOYDIR}"
+	if [ -n "${KERNEL_DEPLOYSUBDIR}" ]; then
+		deployDir="${DEPLOYDIR}/${KERNEL_DEPLOYSUBDIR}"
+		mkdir "$deployDir"
+	fi
+
 	for type in ${KERNEL_IMAGETYPES} ; do
 		base_name=${type}-${KERNEL_IMAGE_BASE_NAME}
-		install -m 0644 ${KERNEL_OUTPUT_DIR}/${type} ${DEPLOYDIR}/${base_name}.bin
+		install -m 0644 ${KERNEL_OUTPUT_DIR}/${type} $deployDir/${base_name}.bin
 	done
 	if [ ${MODULE_TARBALL_DEPLOY} = "1" ] && (grep -q -i -e '^CONFIG_MODULES=y$' .config); then
 		mkdir -p ${D}/lib
-		tar -cvzf ${DEPLOYDIR}/${MODULE_TARBALL_BASE_NAME} -C ${D} lib
-		ln -sf ${MODULE_TARBALL_BASE_NAME} ${DEPLOYDIR}/${MODULE_TARBALL_SYMLINK_NAME}
+		tar -cvzf $deployDir/${MODULE_TARBALL_BASE_NAME} -C ${D} lib
+		ln -sf ${MODULE_TARBALL_BASE_NAME} $deployDir/${MODULE_TARBALL_SYMLINK_NAME}
 	fi
 
 	for type in ${KERNEL_IMAGETYPES} ; do
 		base_name=${type}-${KERNEL_IMAGE_BASE_NAME}
 		symlink_name=${type}-${KERNEL_IMAGE_SYMLINK_NAME}
-		ln -sf ${base_name}.bin ${DEPLOYDIR}/${symlink_name}.bin
-		ln -sf ${base_name}.bin ${DEPLOYDIR}/${type}
+		ln -sf ${base_name}.bin $deployDir/${symlink_name}.bin
+		ln -sf ${base_name}.bin $deployDir/${type}
 	done
 
 	cd ${B}
@@ -658,8 +696,8 @@
 			echo "Copying deploy ${type} kernel-initramfs image and setting up links..."
 			initramfs_base_name=${type}-${INITRAMFS_BASE_NAME}
 			initramfs_symlink_name=${type}-initramfs-${MACHINE}
-			install -m 0644 ${KERNEL_OUTPUT_DIR}/${type}.initramfs ${DEPLOYDIR}/${initramfs_base_name}.bin
-			ln -sf ${initramfs_base_name}.bin ${DEPLOYDIR}/${initramfs_symlink_name}.bin
+			install -m 0644 ${KERNEL_OUTPUT_DIR}/${type}.initramfs $deployDir/${initramfs_base_name}.bin
+			ln -sf ${initramfs_base_name}.bin $deployDir/${initramfs_symlink_name}.bin
 		fi
 	done
 }