kernel.bbclass: introduce INITRAMFS_IMAGE_NAME

It defaults to ${INITRAMFS_IMAGE}-${MACHINE} if INITRAMFS_IMAGE is not
empty.

This allows the end users to be able to override the initramfs image
name with a customized value.

Signed-off-by: Ming Liu <peter.x.liu@external.atlascopco.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 16 insertions, 15 deletions

diff --git a/meta/classes/kernel-fitimage.bbclass b/meta/classes/kernel-fitimage.bbclass
index 8ae2eb6df5..2630b47316 100644
--- a/meta/classes/kernel-fitimage.bbclass
+++ b/meta/classes/kernel-fitimage.bbclass
@@ -370,7 +370,7 @@ fitimage_assemble() {
 	if [ "x${ramdiskcount}" = "x1" ] ; then
 		# Find and use the first initramfs image archive type we find
 		for img in cpio.lz4 cpio.lzo cpio.lzma cpio.xz cpio.gz cpio; do
-			initramfs_path="${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE}-${MACHINE}.${img}"
+			initramfs_path="${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.${img}"
 			echo "Using $initramfs_path"
 			if [ -e "${initramfs_path}" ]; then
 				fitimage_emit_section_ramdisk ${1} "${ramdiskcount}" "${initramfs_path}"
@@ -459,11 +459,11 @@ kernel_do_deploy_append() {
 
 		if [ -n "${INITRAMFS_IMAGE}" ]; then
 			echo "Copying fit-image-${INITRAMFS_IMAGE}.its source file..."
-			its_initramfs_base_name="fitImage-its-${INITRAMFS_IMAGE}-${PV}-${PR}-${MACHINE}-${DATETIME}"
-			its_initramfs_symlink_name=fitImage-its-${INITRAMFS_IMAGE}-${MACHINE}
+			its_initramfs_base_name="fitImage-its-${INITRAMFS_IMAGE_NAME}-${PV}-${PR}-${DATETIME}"
+			its_initramfs_symlink_name=fitImage-its-${INITRAMFS_IMAGE_NAME}
 			install -m 0644 fit-image-${INITRAMFS_IMAGE}.its ${DEPLOYDIR}/${its_initramfs_base_name}.its
-			fit_initramfs_base_name="fitImage-${INITRAMFS_IMAGE}-${PV}-${PR}-${MACHINE}-${DATETIME}"
-			fit_initramfs_symlink_name=fitImage-${INITRAMFS_IMAGE}-${MACHINE}
+			fit_initramfs_base_name="fitImage-${INITRAMFS_IMAGE_NAME}-${PV}-${PR}-${DATETIME}"
+			fit_initramfs_symlink_name=fitImage-${INITRAMFS_IMAGE_NAME}
 			install -m 0644 arch/${ARCH}/boot/fitImage-${INITRAMFS_IMAGE} ${DEPLOYDIR}/${fit_initramfs_base_name}.bin
 		fi
 
diff --git a/meta/classes/kernel.bbclass b/meta/classes/kernel.bbclass
index 91c260a1b9..b7f5fce360 100644
--- a/meta/classes/kernel.bbclass
+++ b/meta/classes/kernel.bbclass
@@ -16,6 +16,7 @@ INHIBIT_DEFAULT_DEPS = "1"
 
 KERNEL_IMAGETYPE ?= "zImage"
 INITRAMFS_IMAGE ?= ""
+INITRAMFS_IMAGE_NAME ?= "${@['${INITRAMFS_IMAGE}-${MACHINE}', ''][d.getVar('INITRAMFS_IMAGE') == '']}"
 INITRAMFS_TASK ?= ""
 INITRAMFS_IMAGE_BUNDLE ?= ""
 
@@ -167,34 +168,34 @@ copy_initramfs() {
 	# In case the directory is not created yet from the first pass compile:
 	mkdir -p ${B}/usr
 	# Find and use the first initramfs image archive type we find
-	rm -f ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.cpio
+	rm -f ${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio
 	for img in cpio cpio.gz cpio.lz4 cpio.lzo cpio.lzma cpio.xz; do
-		if [ -e "${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE}-${MACHINE}.$img" ]; then
-			cp ${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE}-${MACHINE}.$img ${B}/usr/.
+		if [ -e "${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.$img" ]; then
+			cp ${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.$img ${B}/usr/.
 			case $img in
 			*gz)
 				echo "gzip decompressing image"
-				gunzip -f ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.$img
+				gunzip -f ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
 				break
 				;;
 			*lz4)
 				echo "lz4 decompressing image"
-				lz4 -df ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.$img
+				lz4 -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
 				break
 				;;
 			*lzo)
 				echo "lzo decompressing image"
-				lzop -df ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.$img
+				lzop -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
 				break
 				;;
 			*lzma)
 				echo "lzma decompressing image"
-				lzma -df ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.$img
+				lzma -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
 				break
 				;;
 			*xz)
 				echo "xz decompressing image"
-				xz -df ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.$img
+				xz -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
 				break
 				;;
 			esac
@@ -222,7 +223,7 @@ do_bundle_initramfs () {
 				tmp_path=$tmp_path" "$type"##"
 			fi
 		done
-		use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.cpio
+		use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio
 		kernel_do_compile
 		# Restoring kernel image
 		for tp in $tmp_path ; do
@@ -261,7 +262,7 @@ kernel_do_compile() {
 		# The old style way of copying an prebuilt image and building it
 		# is turned on via INTIRAMFS_TASK != ""
 		copy_initramfs
-		use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.cpio
+		use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio
 	fi
 	for typeformake in ${KERNEL_IMAGETYPE_FOR_MAKE} ; do
 		oe_runmake ${typeformake} CC="${KERNEL_CC}" LD="${KERNEL_LD}" ${KERNEL_EXTRA_ARGS} $use_alternate_initrd