diff --git a/poky/scripts/lib/devtool/upgrade.py b/poky/scripts/lib/devtool/upgrade.py
index 0357ec0..39a1910 100644
--- a/poky/scripts/lib/devtool/upgrade.py
+++ b/poky/scripts/lib/devtool/upgrade.py
@@ -119,20 +119,19 @@
             f.write('# original_files: %s\n' % ' '.join(copied))
     return af
 
-def _cleanup_on_error(rf, srctree):
-    rfp = os.path.split(rf)[0] # recipe folder
-    rfpp = os.path.split(rfp)[0] # recipes folder
-    if os.path.exists(rfp):
-        shutil.rmtree(rfp)
-    if not len(os.listdir(rfpp)):
-        os.rmdir(rfpp)
+def _cleanup_on_error(rd, srctree):
+    rdp = os.path.split(rd)[0] # recipes folder
+    if os.path.exists(rd):
+        shutil.rmtree(rd)
+    if not len(os.listdir(rdp)):
+        os.rmdir(rdp)
     srctree = os.path.abspath(srctree)
     if os.path.exists(srctree):
         shutil.rmtree(srctree)
 
-def _upgrade_error(e, rf, srctree, keep_failure=False, extramsg=None):
-    if rf and not keep_failure:
-        _cleanup_on_error(rf, srctree)
+def _upgrade_error(e, rd, srctree, keep_failure=False, extramsg=None):
+    if not keep_failure:
+        _cleanup_on_error(rd, srctree)
     logger.error(e)
     if extramsg:
         logger.error(extramsg)
@@ -337,7 +336,10 @@
         replacing = True
         new_src_uri = []
         for entry in src_uri:
-            scheme, network, path, user, passwd, params = bb.fetch2.decodeurl(entry)
+            try:
+                scheme, network, path, user, passwd, params = bb.fetch2.decodeurl(entry)
+            except bb.fetch2.MalformedUrl as e:
+                raise DevtoolError("Could not decode SRC_URI: {}".format(e))
             if replacing and scheme in ['git', 'gitsm']:
                 branch = params.get('branch', 'master')
                 if rd.expand(branch) != srcbranch:
@@ -426,7 +428,7 @@
     try:
         rd = tinfoil.parse_recipe_file(fullpath, False)
     except bb.tinfoil.TinfoilCommandFailed as e:
-        _upgrade_error(e, fullpath, srctree, keep_failure, 'Parsing of upgraded recipe failed')
+        _upgrade_error(e, os.path.dirname(fullpath), srctree, keep_failure, 'Parsing of upgraded recipe failed')
     oe.recipeutils.patch_recipe(rd, fullpath, newvalues)
 
     return fullpath, copied
@@ -568,10 +570,9 @@
             new_licenses = _extract_licenses(srctree_s, (rd.getVar('LIC_FILES_CHKSUM') or ""))
             license_diff = _generate_license_diff(old_licenses, new_licenses)
             rf, copied = _create_new_recipe(args.version, md5, sha256, args.srcrev, srcbranch, srcsubdir1, srcsubdir2, config.workspace_path, tinfoil, rd, license_diff, new_licenses, srctree, args.keep_failure)
-        except bb.process.CmdError as e:
-            _upgrade_error(e, rf, srctree, args.keep_failure)
-        except DevtoolError as e:
-            _upgrade_error(e, rf, srctree, args.keep_failure)
+        except (bb.process.CmdError, DevtoolError) as e:
+            recipedir = os.path.join(config.workspace_path, 'recipes', rd.getVar('BPN'))
+            _upgrade_error(e, recipedir, srctree, args.keep_failure)
         standard._add_md5(config, pn, os.path.dirname(rf))
 
         af = _write_append(rf, srctree_s, args.same_dir, args.no_same_dir, rev2,
diff --git a/poky/scripts/lib/wic/misc.py b/poky/scripts/lib/wic/misc.py
index 3bc165f..2b90821 100644
--- a/poky/scripts/lib/wic/misc.py
+++ b/poky/scripts/lib/wic/misc.py
@@ -141,11 +141,12 @@
         cmd_and_args = pseudo + cmd_and_args
 
     hosttools_dir = get_bitbake_var("HOSTTOOLS_DIR")
+    target_sys = get_bitbake_var("TARGET_SYS")
 
-    native_paths = "%s/sbin:%s/usr/sbin:%s/usr/bin:%s/bin:%s" % \
+    native_paths = "%s/sbin:%s/usr/sbin:%s/usr/bin:%s/usr/bin/%s:%s/bin:%s" % \
                    (native_sysroot, native_sysroot,
-                    native_sysroot, native_sysroot,
-                    hosttools_dir)
+                    native_sysroot, native_sysroot, target_sys,
+                    native_sysroot, hosttools_dir)
 
     native_cmd_and_args = "export PATH=%s:$PATH;%s" % \
                    (native_paths, cmd_and_args)
diff --git a/poky/scripts/lib/wic/plugins/source/bootimg-efi.py b/poky/scripts/lib/wic/plugins/source/bootimg-efi.py
index 0391aeb..634a808 100644
--- a/poky/scripts/lib/wic/plugins/source/bootimg-efi.py
+++ b/poky/scripts/lib/wic/plugins/source/bootimg-efi.py
@@ -35,6 +35,26 @@
     name = 'bootimg-efi'
 
     @classmethod
+    def _copy_additional_files(cls, hdddir, initrd, dtb):
+        bootimg_dir = get_bitbake_var("DEPLOY_DIR_IMAGE")
+        if not bootimg_dir:
+            raise WicError("Couldn't find DEPLOY_DIR_IMAGE, exiting")
+
+        if initrd:
+            initrds = initrd.split(';')
+            for rd in initrds:
+                cp_cmd = "cp %s/%s %s" % (bootimg_dir, rd, hdddir)
+                exec_cmd(cp_cmd, True)
+        else:
+            logger.debug("Ignoring missing initrd")
+
+        if dtb:
+            if ';' in dtb:
+                raise WicError("Only one DTB supported, exiting")
+            cp_cmd = "cp %s/%s %s" % (bootimg_dir, dtb, hdddir)
+            exec_cmd(cp_cmd, True)
+
+    @classmethod
     def do_configure_grubefi(cls, hdddir, creator, cr_workdir, source_params):
         """
         Create loader-specific (grub-efi) config
@@ -53,18 +73,9 @@
                                "get it from %s." % configfile)
 
         initrd = source_params.get('initrd')
+        dtb = source_params.get('dtb')
 
-        if initrd:
-            bootimg_dir = get_bitbake_var("DEPLOY_DIR_IMAGE")
-            if not bootimg_dir:
-                raise WicError("Couldn't find DEPLOY_DIR_IMAGE, exiting")
-
-            initrds = initrd.split(';')
-            for rd in initrds:
-                cp_cmd = "cp %s/%s %s" % (bootimg_dir, rd, hdddir)
-                exec_cmd(cp_cmd, True)
-        else:
-            logger.debug("Ignoring missing initrd")
+        cls._copy_additional_files(hdddir, initrd, dtb)
 
         if not custom_cfg:
             # Create grub configuration using parameters from wks file
@@ -98,6 +109,9 @@
                     grubefi_conf += " /%s" % rd
                 grubefi_conf += "\n"
 
+            if dtb:
+                grubefi_conf += "devicetree /%s\n" % dtb
+
             grubefi_conf += "}\n"
 
         logger.debug("Writing grubefi config %s/hdd/boot/EFI/BOOT/grub.cfg",
@@ -119,25 +133,18 @@
 
         bootloader = creator.ks.bootloader
 
+        unified_image = source_params.get('create-unified-kernel-image') == "true"
+
         loader_conf = ""
-        if source_params.get('create-unified-kernel-image') != "true":
+        if not unified_image:
             loader_conf += "default boot\n"
         loader_conf += "timeout %d\n" % bootloader.timeout
 
         initrd = source_params.get('initrd')
+        dtb = source_params.get('dtb')
 
-        if initrd and source_params.get('create-unified-kernel-image') != "true":
-            # obviously we need to have a common common deploy var
-            bootimg_dir = get_bitbake_var("DEPLOY_DIR_IMAGE")
-            if not bootimg_dir:
-                raise WicError("Couldn't find DEPLOY_DIR_IMAGE, exiting")
-
-            initrds = initrd.split(';')
-            for rd in initrds:
-                cp_cmd = "cp %s/%s %s" % (bootimg_dir, rd, hdddir)
-                exec_cmd(cp_cmd, True)
-        else:
-            logger.debug("Ignoring missing initrd")
+        if not unified_image:
+            cls._copy_additional_files(hdddir, initrd, dtb)
 
         logger.debug("Writing systemd-boot config "
                      "%s/hdd/boot/loader/loader.conf", cr_workdir)
@@ -185,7 +192,10 @@
                 for rd in initrds:
                     boot_conf += "initrd /%s\n" % rd
 
-        if source_params.get('create-unified-kernel-image') != "true":
+            if dtb:
+                boot_conf += "devicetree /%s\n" % dtb
+
+        if not unified_image:
             logger.debug("Writing systemd-boot config "
                          "%s/hdd/boot/loader/entries/boot.conf", cr_workdir)
             cfg = open("%s/hdd/boot/loader/entries/boot.conf" % cr_workdir, "w")
@@ -320,27 +330,36 @@
                         shutil.copyfileobj(in_file, initrd)
                 initrd.close()
 
+                dtb = source_params.get('dtb')
+                if dtb:
+                    if ';' in dtb:
+                        raise WicError("Only one DTB supported, exiting")
+                    dtb_params = '--add-section .dtb=%s/%s --change-section-vma .dtb=0x40000' % \
+                        (deploy_dir, dtb)
+                else:
+                    dtb_params = ''
+
                 # Searched by systemd-boot:
                 # https://systemd.io/BOOT_LOADER_SPECIFICATION/#type-2-efi-unified-kernel-images
                 install_cmd = "install -d %s/EFI/Linux" % hdddir
                 exec_cmd(install_cmd)
 
                 staging_dir_host = get_bitbake_var("STAGING_DIR_HOST")
+                target_sys = get_bitbake_var("TARGET_SYS")
 
                 # https://www.freedesktop.org/software/systemd/man/systemd-stub.html
-                objcopy_cmd = "objcopy \
-                    --add-section .osrel=%s --change-section-vma .osrel=0x20000 \
-                    --add-section .cmdline=%s --change-section-vma .cmdline=0x30000 \
-                    --add-section .linux=%s --change-section-vma .linux=0x2000000 \
-                    --add-section .initrd=%s --change-section-vma .initrd=0x3000000 \
-                    %s %s" % \
-                    ("%s/usr/lib/os-release" % staging_dir_host,
-                    cmdline.name,
-                    "%s/%s" % (staging_kernel_dir, kernel),
-                    initrd.name,
-                    efi_stub,
-                    "%s/EFI/Linux/linux.efi" % hdddir)
-                exec_cmd(objcopy_cmd)
+                objcopy_cmd = "%s-objcopy" % target_sys
+                objcopy_cmd += " --add-section .osrel=%s/usr/lib/os-release" % staging_dir_host
+                objcopy_cmd += " --change-section-vma .osrel=0x20000"
+                objcopy_cmd += " --add-section .cmdline=%s" % cmdline.name
+                objcopy_cmd += " --change-section-vma .cmdline=0x30000"
+                objcopy_cmd += dtb_params
+                objcopy_cmd += " --add-section .linux=%s/%s" % (staging_kernel_dir, kernel)
+                objcopy_cmd += " --change-section-vma .linux=0x2000000"
+                objcopy_cmd += " --add-section .initrd=%s" % initrd.name
+                objcopy_cmd += " --change-section-vma .initrd=0x3000000"
+                objcopy_cmd += " %s %s/EFI/Linux/linux.efi" % (efi_stub, hdddir)
+                exec_native_cmd(objcopy_cmd, native_sysroot)
         else:
             install_cmd = "install -m 0644 %s/%s %s/%s" % \
                 (staging_kernel_dir, kernel, hdddir, kernel)
diff --git a/poky/scripts/lib/wic/plugins/source/rootfs.py b/poky/scripts/lib/wic/plugins/source/rootfs.py
index 25bb41d..fc06312 100644
--- a/poky/scripts/lib/wic/plugins/source/rootfs.py
+++ b/poky/scripts/lib/wic/plugins/source/rootfs.py
@@ -35,7 +35,7 @@
     @staticmethod
     def __validate_path(cmd, rootfs_dir, path):
         if os.path.isabs(path):
-            logger.error("%s: Must be relative: %s" % (cmd, orig_path))
+            logger.error("%s: Must be relative: %s" % (cmd, path))
             sys.exit(1)
 
         # Disallow climbing outside of parent directory using '..',