diff --git a/meta/classes/initramfs.bbclass b/meta/classes/initramfs.bbclass
new file mode 100644
index 000000000000..8af9b4b379a5
--- /dev/null
+++ b/meta/classes/initramfs.bbclass
@@ -0,0 +1,41 @@
+# This software is a part of ISAR.
+
+# Make workdir and stamps machine-specific without changing common PN target
+WORKDIR = "${TMPDIR}/work/${DISTRO}-${DISTRO_ARCH}/${PN}-${MACHINE}/${PV}-${PR}"
+STAMP = "${STAMPS_DIR}/${DISTRO}-${DISTRO_ARCH}/${PN}-${MACHINE}/${PV}-${PR}"
+STAMPCLEAN = "${STAMPS_DIR}/${DISTRO}-${DISTRO_ARCH}/${PN}-${MACHINE}/*-*"
+
+INITRAMFS_INSTALL ?= ""
+INITRAMFS_PREINSTALL ?= ""
+INITRAMFS_ROOTFS ?= "${WORKDIR}/rootfs"
+INITRAMFS_IMAGE_FILE = "${DEPLOY_DIR_IMAGE}/${INITRAMFS_FULLNAME}.initrd.img"
+
+# Install proper kernel
+INITRAMFS_INSTALL += "${@ ("linux-image-" + d.getVar("KERNEL_NAME", True)) if d.getVar("KERNEL_NAME", True) else ""}"
+
+# Name of the initramfs including distro&machine names
+INITRAMFS_FULLNAME = "${PN}-${DISTRO}-${MACHINE}"
+
+DEPENDS += "${INITRAMFS_INSTALL}"
+
+ROOTFSDIR = "${INITRAMFS_ROOTFS}"
+ROOTFS_FEATURES = ""
+ROOTFS_PACKAGES = "initramfs-tools ${INITRAMFS_PREINSTALL} ${INITRAMFS_INSTALL}"
+
+inherit rootfs
+
+do_generate_initramfs() {
+    rootfs_do_mounts
+    rootfs_do_qemu
+
+    sudo -E chroot "${INITRAMFS_ROOTFS}" \
+        update-initramfs -u -v
+
+    if [ ! -e "${INITRAMFS_ROOTFS}/initrd.img" ]; then
+        die "No initramfs was found after generation!"
+    fi
+
+    rm -rf "${INITRAMFS_IMAGE_FILE}"
+    cp "${INITRAMFS_ROOTFS}/initrd.img" "${INITRAMFS_IMAGE_FILE}"
+}
+addtask generate_initramfs after do_rootfs before do_build