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authorRick Altherr <raltherr@google.com>2017-01-20 11:28:53 -0800
committerRichard Purdie <richard.purdie@linuxfoundation.org>2017-01-23 12:04:02 +0000
commit842ad404b36e00c89f615a3f7db4a2d30062effa (patch)
tree4ae26ce9a7719307a330c92ed2d643191d153e7a /meta/classes/kernel-fitimage.bbclass
parent0f72ddb55b42bc96acca2ee52257e5beabf8d071 (diff)
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kernel-fitimage: Use compressed ramdisks in FIT images if available
kernel-fitimage:fitimage_assemble() was calling copy_initramfs from kernel.bbclass which decompresses the initramfs cpio. Assume that if INITRAMFS_FSTYPES includes a compressed cpio, that is what it desired in the FIT image. Signed-off-by: Rick Altherr <raltherr@google.com> Signed-off-by: Ross Burton <ross.burton@intel.com>
Diffstat (limited to 'meta/classes/kernel-fitimage.bbclass')
-rw-r--r--meta/classes/kernel-fitimage.bbclass34
1 files changed, 30 insertions, 4 deletions
diff --git a/meta/classes/kernel-fitimage.bbclass b/meta/classes/kernel-fitimage.bbclass
index c15ded523c..1c3b4b7fb3 100644
--- a/meta/classes/kernel-fitimage.bbclass
+++ b/meta/classes/kernel-fitimage.bbclass
@@ -178,6 +178,7 @@ EOF
fitimage_emit_section_ramdisk() {
ramdisk_csum="sha1"
+ ramdisk_ctype="none"
ramdisk_loadline=""
ramdisk_entryline=""
@@ -188,14 +189,32 @@ fitimage_emit_section_ramdisk() {
ramdisk_entryline="entry = <${UBOOT_RD_ENTRYPOINT}>;"
fi
+ case $3 in
+ *.gz)
+ ramdisk_ctype="gzip"
+ ;;
+ *.bz2)
+ ramdisk_ctype="bzip2"
+ ;;
+ *.lzma)
+ ramdisk_ctype="lzma"
+ ;;
+ *.lzo)
+ ramdisk_ctype="lzo"
+ ;;
+ *.lz4)
+ ramdisk_ctype="lz4"
+ ;;
+ esac
+
cat << EOF >> ${1}
ramdisk@${2} {
- description = "ramdisk image";
+ description = "${INITRAMFS_IMAGE}";
data = /incbin/("${3}");
type = "ramdisk";
arch = "${UBOOT_ARCH}";
os = "linux";
- compression = "none";
+ compression = "${ramdisk_ctype}";
${ramdisk_loadline}
${ramdisk_entryline}
hash@1 {
@@ -341,8 +360,15 @@ fitimage_assemble() {
# Step 4: Prepare a ramdisk section.
#
if [ "x${ramdiskcount}" = "x1" ] ; then
- copy_initramfs
- fitimage_emit_section_ramdisk ${1} "${ramdiskcount}" usr/${INITRAMFS_IMAGE}-${MACHINE}.cpio
+ # 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}"
+ echo "Using $initramfs_path"
+ if [ -e "${initramfs_path}" ]; then
+ fitimage_emit_section_ramdisk ${1} "${ramdiskcount}" "${initramfs_path}"
+ break
+ fi
+ done
fi
fitimage_emit_section_maint ${1} sectend