agl-basesystem

1 files changed, 35 insertions, 0 deletions

diff --git a/external/poky/meta/classes/kernel-uimage.bbclass b/external/poky/meta/classes/kernel-uimage.bbclass
new file mode 100644
index 00000000..c2de6bb4
--- /dev/null
+++ b/external/poky/meta/classes/kernel-uimage.bbclass
@@ -0,0 +1,35 @@
+inherit kernel-uboot
+
+python __anonymous () {
+    if "uImage" in d.getVar('KERNEL_IMAGETYPES'):
+        depends = d.getVar("DEPENDS")
+        depends = "%s u-boot-mkimage-native" % depends
+        d.setVar("DEPENDS", depends)
+
+        # Override KERNEL_IMAGETYPE_FOR_MAKE variable, which is internal
+        # to kernel.bbclass . We override the variable here, since we need
+        # to build uImage using the kernel build system if and only if
+        # KEEPUIMAGE == yes. Otherwise, we pack compressed vmlinux into
+        # the uImage .
+        if d.getVar("KEEPUIMAGE") != 'yes':
+            typeformake = d.getVar("KERNEL_IMAGETYPE_FOR_MAKE") or ""
+            if "uImage" in typeformake.split():
+                d.setVar('KERNEL_IMAGETYPE_FOR_MAKE', typeformake.replace('uImage', 'vmlinux'))
+
+            # Enable building of uImage with mkimage
+            bb.build.addtask('do_uboot_mkimage', 'do_install', 'do_kernel_link_images', d)
+}
+
+do_uboot_mkimage[dirs] += "${B}"
+do_uboot_mkimage() {
+	uboot_prep_kimage
+
+	ENTRYPOINT=${UBOOT_ENTRYPOINT}
+	if [ -n "${UBOOT_ENTRYSYMBOL}" ]; then
+		ENTRYPOINT=`${HOST_PREFIX}nm ${B}/vmlinux | \
+			awk '$3=="${UBOOT_ENTRYSYMBOL}" {print "0x"$1;exit}'`
+	fi
+
+	uboot-mkimage -A ${UBOOT_ARCH} -O linux -T kernel -C "${linux_comp}" -a ${UBOOT_LOADADDRESS} -e $ENTRYPOINT -n "${DISTRO_NAME}/${PV}/${MACHINE}" -d linux.bin ${B}/arch/${ARCH}/boot/uImage
+	rm -f linux.bin
+}