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-rw-r--r--import-layers/yocto-poky/meta/classes/image_types.bbclass212
1 files changed, 141 insertions, 71 deletions
diff --git a/import-layers/yocto-poky/meta/classes/image_types.bbclass b/import-layers/yocto-poky/meta/classes/image_types.bbclass
index 53af7ca8d..1ce8334e3 100644
--- a/import-layers/yocto-poky/meta/classes/image_types.bbclass
+++ b/import-layers/yocto-poky/meta/classes/image_types.bbclass
@@ -11,41 +11,40 @@ IMAGE_ROOTFS_ALIGNMENT ?= "1"
def imagetypes_getdepends(d):
def adddep(depstr, deps):
- for i in (depstr or "").split():
- if i not in deps:
- deps.append(i)
+ for d in (depstr or "").split():
+ # Add task dependency if not already present
+ if ":" not in d:
+ d += ":do_populate_sysroot"
+ deps.add(d)
- deps = []
- ctypes = d.getVar('COMPRESSIONTYPES', True).split()
fstypes = set((d.getVar('IMAGE_FSTYPES', True) or "").split())
fstypes |= set((d.getVar('IMAGE_FSTYPES_DEBUGFS', True) or "").split())
- for type in fstypes:
- if type in ["vmdk", "vdi", "qcow2", "hdddirect", "live", "iso", "hddimg"]:
- type = "ext4"
- basetype = type
- for ctype in ctypes:
- if type.endswith("." + ctype):
- basetype = type[:-len("." + ctype)]
- adddep(d.getVar("COMPRESS_DEPENDS_%s" % ctype, True), deps)
- break
+
+ deps = set()
+ for typestring in fstypes:
+ types = typestring.split(".")
+ basetype, resttypes = types[0], types[1:]
+
+ adddep(d.getVar('IMAGE_DEPENDS_%s' % basetype, True) , deps)
for typedepends in (d.getVar("IMAGE_TYPEDEP_%s" % basetype, True) or "").split():
adddep(d.getVar('IMAGE_DEPENDS_%s' % typedepends, True) , deps)
- adddep(d.getVar('IMAGE_DEPENDS_%s' % basetype, True) , deps)
-
- depstr = ""
- for dep in deps:
- depstr += " " + dep + ":do_populate_sysroot"
- return depstr
+ for ctype in resttypes:
+ adddep(d.getVar("CONVERSION_DEPENDS_%s" % ctype, True), deps)
+ adddep(d.getVar("COMPRESS_DEPENDS_%s" % ctype, True), deps)
+ # Sort the set so that ordering is consistant
+ return " ".join(sorted(deps))
-XZ_COMPRESSION_LEVEL ?= "-e -6"
+XZ_COMPRESSION_LEVEL ?= "-3"
XZ_INTEGRITY_CHECK ?= "crc32"
XZ_THREADS ?= "-T 0"
+ZIP_COMPRESSION_LEVEL ?= "-9"
+
JFFS2_SUM_EXTRA_ARGS ?= ""
-IMAGE_CMD_jffs2 = "mkfs.jffs2 --root=${IMAGE_ROOTFS} --faketime --output=${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.jffs2 ${EXTRA_IMAGECMD}"
+IMAGE_CMD_jffs2 = "mkfs.jffs2 --root=${IMAGE_ROOTFS} --faketime --output=${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.jffs2 ${EXTRA_IMAGECMD}"
-IMAGE_CMD_cramfs = "mkfs.cramfs ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.cramfs ${EXTRA_IMAGECMD}"
+IMAGE_CMD_cramfs = "mkfs.cramfs ${IMAGE_ROOTFS} ${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.cramfs ${EXTRA_IMAGECMD}"
oe_mkext234fs () {
fstype=$1
@@ -65,8 +64,8 @@ oe_mkext234fs () {
eval COUNT=\"$MIN_COUNT\"
fi
# Create a sparse image block
- dd if=/dev/zero of=${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.$fstype seek=$ROOTFS_SIZE count=$COUNT bs=1024
- mkfs.$fstype -F $extra_imagecmd ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.$fstype -d ${IMAGE_ROOTFS}
+ dd if=/dev/zero of=${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.$fstype seek=$ROOTFS_SIZE count=$COUNT bs=1024
+ mkfs.$fstype -F $extra_imagecmd ${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.$fstype -d ${IMAGE_ROOTFS}
}
IMAGE_CMD_ext2 = "oe_mkext234fs ext2 ${EXTRA_IMAGECMD}"
@@ -76,16 +75,16 @@ IMAGE_CMD_ext4 = "oe_mkext234fs ext4 ${EXTRA_IMAGECMD}"
MIN_BTRFS_SIZE ?= "16384"
IMAGE_CMD_btrfs () {
if [ ${ROOTFS_SIZE} -gt ${MIN_BTRFS_SIZE} ]; then
- dd if=/dev/zero of=${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.btrfs count=${ROOTFS_SIZE} bs=1024
- mkfs.btrfs ${EXTRA_IMAGECMD} -r ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.btrfs
+ dd if=/dev/zero of=${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.btrfs count=${ROOTFS_SIZE} bs=1024
+ mkfs.btrfs ${EXTRA_IMAGECMD} -r ${IMAGE_ROOTFS} ${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.btrfs
else
bbfatal "Rootfs is too small for BTRFS (Rootfs Actual Size: ${ROOTFS_SIZE}, BTRFS Minimum Size: ${MIN_BTRFS_SIZE})"
fi
}
-IMAGE_CMD_squashfs = "mksquashfs ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.squashfs ${EXTRA_IMAGECMD} -noappend"
-IMAGE_CMD_squashfs-xz = "mksquashfs ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.squashfs-xz ${EXTRA_IMAGECMD} -noappend -comp xz"
-IMAGE_CMD_squashfs-lzo = "mksquashfs ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.squashfs-lzo ${EXTRA_IMAGECMD} -noappend -comp lzo"
+IMAGE_CMD_squashfs = "mksquashfs ${IMAGE_ROOTFS} ${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.squashfs ${EXTRA_IMAGECMD} -noappend"
+IMAGE_CMD_squashfs-xz = "mksquashfs ${IMAGE_ROOTFS} ${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.squashfs-xz ${EXTRA_IMAGECMD} -noappend -comp xz"
+IMAGE_CMD_squashfs-lzo = "mksquashfs ${IMAGE_ROOTFS} ${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.squashfs-lzo ${EXTRA_IMAGECMD} -noappend -comp lzo"
# By default, tar from the host is used, which can be quite old. If
# you need special parameters (like --xattrs) which are only supported
@@ -98,18 +97,25 @@ IMAGE_CMD_squashfs-lzo = "mksquashfs ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE
# In practice, it turned out to be not needed when creating archives and
# required when extracting, but it seems prudent to use it in both cases.
IMAGE_CMD_TAR ?= "tar"
-IMAGE_CMD_tar = "${IMAGE_CMD_TAR} -cvf ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.tar -C ${IMAGE_ROOTFS} ."
+IMAGE_CMD_tar = "${IMAGE_CMD_TAR} -cvf ${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.tar -C ${IMAGE_ROOTFS} ."
do_image_cpio[cleandirs] += "${WORKDIR}/cpio_append"
IMAGE_CMD_cpio () {
- (cd ${IMAGE_ROOTFS} && find . | cpio -o -H newc >${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.cpio)
- if [ ! -L ${IMAGE_ROOTFS}/init -a ! -e ${IMAGE_ROOTFS}/init ]; then
- if [ -L ${IMAGE_ROOTFS}/sbin/init -o -e ${IMAGE_ROOTFS}/sbin/init ]; then
- ln -sf /sbin/init ${WORKDIR}/cpio_append/init
- else
- touch ${WORKDIR}/cpio_append/init
+ (cd ${IMAGE_ROOTFS} && find . | cpio -o -H newc >${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.cpio)
+ # We only need the /init symlink if we're building the real
+ # image. The -dbg image doesn't need it! By being clever
+ # about this we also avoid 'touch' below failing, as it
+ # might be trying to touch /sbin/init on the host since both
+ # the normal and the -dbg image share the same WORKDIR
+ if [ "${IMAGE_BUILDING_DEBUGFS}" != "true" ]; then
+ if [ ! -L ${IMAGE_ROOTFS}/init ] && [ ! -e ${IMAGE_ROOTFS}/init ]; then
+ if [ -L ${IMAGE_ROOTFS}/sbin/init ] || [ -e ${IMAGE_ROOTFS}/sbin/init ]; then
+ ln -sf /sbin/init ${WORKDIR}/cpio_append/init
+ else
+ touch ${WORKDIR}/cpio_append/init
+ fi
+ (cd ${WORKDIR}/cpio_append && echo ./init | cpio -oA -H newc -F ${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.cpio)
fi
- (cd ${WORKDIR}/cpio_append && echo ./init | cpio -oA -H newc -F ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.cpio)
fi
}
@@ -117,8 +123,8 @@ ELF_KERNEL ?= "${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}"
ELF_APPEND ?= "ramdisk_size=32768 root=/dev/ram0 rw console="
IMAGE_CMD_elf () {
- test -f ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.elf && rm -f ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.elf
- mkelfImage --kernel=${ELF_KERNEL} --initrd=${DEPLOY_DIR_IMAGE}/${IMAGE_LINK_NAME}.cpio.gz --output=${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.elf --append='${ELF_APPEND}' ${EXTRA_IMAGECMD}
+ test -f ${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.elf && rm -f ${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.elf
+ mkelfImage --kernel=${ELF_KERNEL} --initrd=${DEPLOY_DIR_IMAGE}/${IMAGE_LINK_NAME}.cpio.gz --output=${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.elf --append='${ELF_APPEND}' ${EXTRA_IMAGECMD}
}
IMAGE_TYPEDEP_elf = "cpio.gz"
@@ -136,20 +142,20 @@ multiubi_mkfs() {
echo \[ubifs\] > ubinize${vname}-${IMAGE_NAME}.cfg
echo mode=ubi >> ubinize${vname}-${IMAGE_NAME}.cfg
- echo image=${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${vname}${IMAGE_NAME_SUFFIX}.ubifs >> ubinize${vname}-${IMAGE_NAME}.cfg
+ echo image=${IMGDEPLOYDIR}/${IMAGE_NAME}${vname}${IMAGE_NAME_SUFFIX}.ubifs >> ubinize${vname}-${IMAGE_NAME}.cfg
echo vol_id=0 >> ubinize${vname}-${IMAGE_NAME}.cfg
echo vol_type=dynamic >> ubinize${vname}-${IMAGE_NAME}.cfg
echo vol_name=${UBI_VOLNAME} >> ubinize${vname}-${IMAGE_NAME}.cfg
echo vol_flags=autoresize >> ubinize${vname}-${IMAGE_NAME}.cfg
- mkfs.ubifs -r ${IMAGE_ROOTFS} -o ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${vname}${IMAGE_NAME_SUFFIX}.ubifs ${mkubifs_args}
- ubinize -o ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${vname}${IMAGE_NAME_SUFFIX}.ubi ${ubinize_args} ubinize${vname}-${IMAGE_NAME}.cfg
+ mkfs.ubifs -r ${IMAGE_ROOTFS} -o ${IMGDEPLOYDIR}/${IMAGE_NAME}${vname}${IMAGE_NAME_SUFFIX}.ubifs ${mkubifs_args}
+ ubinize -o ${IMGDEPLOYDIR}/${IMAGE_NAME}${vname}${IMAGE_NAME_SUFFIX}.ubi ${ubinize_args} ubinize${vname}-${IMAGE_NAME}.cfg
# Cleanup cfg file
- mv ubinize${vname}-${IMAGE_NAME}.cfg ${DEPLOY_DIR_IMAGE}/
+ mv ubinize${vname}-${IMAGE_NAME}.cfg ${IMGDEPLOYDIR}/
# Create own symlinks for 'named' volumes
if [ -n "$vname" ]; then
- cd ${DEPLOY_DIR_IMAGE}
+ cd ${IMGDEPLOYDIR}
if [ -e ${IMAGE_NAME}${vname}${IMAGE_NAME_SUFFIX}.ubifs ]; then
ln -sf ${IMAGE_NAME}${vname}${IMAGE_NAME_SUFFIX}.ubifs \
${IMAGE_LINK_NAME}${vname}.ubifs
@@ -176,9 +182,9 @@ IMAGE_CMD_ubi () {
multiubi_mkfs "${MKUBIFS_ARGS}" "${UBINIZE_ARGS}"
}
-IMAGE_CMD_ubifs = "mkfs.ubifs -r ${IMAGE_ROOTFS} -o ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.ubifs ${MKUBIFS_ARGS}"
+IMAGE_CMD_ubifs = "mkfs.ubifs -r ${IMAGE_ROOTFS} -o ${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.ubifs ${MKUBIFS_ARGS}"
-WKS_FILE ?= "${IMAGE_BASENAME}.${MACHINE}.wks"
+WKS_FILE ??= "${IMAGE_BASENAME}.${MACHINE}.wks"
WKS_FILES ?= "${WKS_FILE} ${IMAGE_BASENAME}.wks"
WKS_SEARCH_PATH ?= "${THISDIR}:${@':'.join('%s/scripts/lib/wic/canned-wks' % l for l in '${BBPATH}:${COREBASE}'.split(':'))}"
WKS_FULL_PATH = "${@wks_search('${WKS_FILES}'.split(), '${WKS_SEARCH_PATH}') or ''}"
@@ -193,22 +199,76 @@ def wks_search(files, search_path):
if searched:
return searched
+WIC_CREATE_EXTRA_ARGS ?= ""
+
IMAGE_CMD_wic () {
- out="${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}"
+ out="${IMGDEPLOYDIR}/${IMAGE_NAME}"
wks="${WKS_FULL_PATH}"
if [ -z "$wks" ]; then
bbfatal "No kickstart files from WKS_FILES were found: ${WKS_FILES}. Please set WKS_FILE or WKS_FILES appropriately."
fi
- BUILDDIR="${TOPDIR}" wic create "$wks" --vars "${STAGING_DIR_TARGET}/imgdata/" -e "${IMAGE_BASENAME}" -o "$out/"
+ BUILDDIR="${TOPDIR}" wic create "$wks" --vars "${STAGING_DIR_TARGET}/imgdata/" -e "${IMAGE_BASENAME}" -o "$out/" ${WIC_CREATE_EXTRA_ARGS}
mv "$out/build/$(basename "${wks%.wks}")"*.direct "$out${IMAGE_NAME_SUFFIX}.wic"
rm -rf "$out/"
}
IMAGE_CMD_wic[vardepsexclude] = "WKS_FULL_PATH WKS_FILES"
# Rebuild when the wks file or vars in WICVARS change
-USING_WIC = "${@bb.utils.contains_any('IMAGE_FSTYPES', 'wic ' + ' '.join('wic.%s' % c for c in '${COMPRESSIONTYPES}'.split()), '1', '', d)}"
-do_image_wic[file-checksums] += "${@'${WKS_FULL_PATH}:%s' % os.path.exists('${WKS_FULL_PATH}') if '${USING_WIC}' else ''}"
+USING_WIC = "${@bb.utils.contains_any('IMAGE_FSTYPES', 'wic ' + ' '.join('wic.%s' % c for c in '${CONVERSIONTYPES}'.split()), '1', '', d)}"
+WKS_FILE_CHECKSUM = "${@'${WKS_FULL_PATH}:%s' % os.path.exists('${WKS_FULL_PATH}') if '${USING_WIC}' else ''}"
+do_image_wic[file-checksums] += "${WKS_FILE_CHECKSUM}"
+
+python () {
+ if d.getVar('USING_WIC', True) and 'do_bootimg' in d:
+ bb.build.addtask('do_image_wic', '', 'do_bootimg', d)
+}
+
+python do_write_wks_template () {
+ """Write out expanded template contents to WKS_FULL_PATH."""
+ import re
+
+ template_body = d.getVar('_WKS_TEMPLATE', True)
+
+ # Remove any remnant variable references left behind by the expansion
+ # due to undefined variables
+ expand_var_regexp = re.compile(r"\${[^{}@\n\t :]+}")
+ while True:
+ new_body = re.sub(expand_var_regexp, '', template_body)
+ if new_body == template_body:
+ break
+ else:
+ template_body = new_body
+
+ wks_file = d.getVar('WKS_FULL_PATH', True)
+ with open(wks_file, 'w') as f:
+ f.write(template_body)
+}
+
+python () {
+ if d.getVar('USING_WIC', True):
+ wks_file_u = d.getVar('WKS_FULL_PATH', False)
+ wks_file = d.expand(wks_file_u)
+ base, ext = os.path.splitext(wks_file)
+ if ext == '.in' and os.path.exists(wks_file):
+ wks_out_file = os.path.join(d.getVar('WORKDIR', True), os.path.basename(base))
+ d.setVar('WKS_FULL_PATH', wks_out_file)
+ d.setVar('WKS_TEMPLATE_PATH', wks_file_u)
+ d.setVar('WKS_FILE_CHECKSUM', '${WKS_TEMPLATE_PATH}:True')
+
+ try:
+ with open(wks_file, 'r') as f:
+ body = f.read()
+ except (IOError, OSError) as exc:
+ pass
+ else:
+ # Previously, I used expandWithRefs to get the dependency list
+ # and add it to WICVARS, but there's no point re-parsing the
+ # file in process_wks_template as well, so just put it in
+ # a variable and let the metadata deal with the deps.
+ d.setVar('_WKS_TEMPLATE', body)
+ bb.build.addtask('do_write_wks_template', 'do_image_wic', None, d)
+}
EXTRA_IMAGECMD = ""
@@ -262,25 +322,35 @@ IMAGE_TYPES = " \
wic wic.gz wic.bz2 wic.lzma \
"
-COMPRESSIONTYPES = "gz bz2 lzma xz lz4 sum md5sum sha1sum sha224sum sha256sum sha384sum sha512sum"
-COMPRESS_CMD_lzma = "lzma -k -f -7 ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}"
-COMPRESS_CMD_gz = "gzip -f -9 -c ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.gz"
-COMPRESS_CMD_bz2 = "pbzip2 -f -k ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}"
-COMPRESS_CMD_xz = "xz -f -k -c ${XZ_COMPRESSION_LEVEL} ${XZ_THREADS} --check=${XZ_INTEGRITY_CHECK} ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.xz"
-COMPRESS_CMD_lz4 = "lz4c -9 -c ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.lz4"
-COMPRESS_CMD_sum = "sumtool -i ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} -o ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.sum ${JFFS2_SUM_EXTRA_ARGS}"
-COMPRESS_CMD_md5sum = "md5sum ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.md5sum"
-COMPRESS_CMD_sha1sum = "sha1sum ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.sha1sum"
-COMPRESS_CMD_sha224sum = "sha224sum ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.sha224sum"
-COMPRESS_CMD_sha256sum = "sha256sum ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.sha256sum"
-COMPRESS_CMD_sha384sum = "sha384sum ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.sha384sum"
-COMPRESS_CMD_sha512sum = "sha512sum ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.sha512sum"
-COMPRESS_DEPENDS_lzma = "xz-native"
-COMPRESS_DEPENDS_gz = ""
-COMPRESS_DEPENDS_bz2 = "pbzip2-native"
-COMPRESS_DEPENDS_xz = "xz-native"
-COMPRESS_DEPENDS_lz4 = "lz4-native"
-COMPRESS_DEPENDS_sum = "mtd-utils-native"
+# Compression is a special case of conversion. The old variable
+# names are still supported for backward-compatibility. When defining
+# new compression or conversion commands, use CONVERSIONTYPES and
+# CONVERSION_CMD/DEPENDS.
+COMPRESSIONTYPES ?= ""
+
+CONVERSIONTYPES = "gz bz2 lzma xz lz4 zip sum md5sum sha1sum sha224sum sha256sum sha384sum sha512sum bmap ${COMPRESSIONTYPES}"
+CONVERSION_CMD_lzma = "lzma -k -f -7 ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}"
+CONVERSION_CMD_gz = "gzip -f -9 -c ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.gz"
+CONVERSION_CMD_bz2 = "pbzip2 -f -k ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}"
+CONVERSION_CMD_xz = "xz -f -k -c ${XZ_COMPRESSION_LEVEL} ${XZ_THREADS} --check=${XZ_INTEGRITY_CHECK} ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.xz"
+CONVERSION_CMD_lz4 = "lz4c -9 -c ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.lz4"
+CONVERSION_CMD_zip = "zip ${ZIP_COMPRESSION_LEVEL} ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.zip ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}"
+CONVERSION_CMD_sum = "sumtool -i ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} -o ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.sum ${JFFS2_SUM_EXTRA_ARGS}"
+CONVERSION_CMD_md5sum = "md5sum ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.md5sum"
+CONVERSION_CMD_sha1sum = "sha1sum ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.sha1sum"
+CONVERSION_CMD_sha224sum = "sha224sum ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.sha224sum"
+CONVERSION_CMD_sha256sum = "sha256sum ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.sha256sum"
+CONVERSION_CMD_sha384sum = "sha384sum ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.sha384sum"
+CONVERSION_CMD_sha512sum = "sha512sum ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.sha512sum"
+CONVERSION_CMD_bmap = "bmaptool create ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} -o ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.bmap"
+CONVERSION_DEPENDS_lzma = "xz-native"
+CONVERSION_DEPENDS_gz = ""
+CONVERSION_DEPENDS_bz2 = "pbzip2-native"
+CONVERSION_DEPENDS_xz = "xz-native"
+CONVERSION_DEPENDS_lz4 = "lz4-native"
+CONVERSION_DEPENDS_zip = "zip-native"
+CONVERSION_DEPENDS_sum = "mtd-utils-native"
+CONVERSION_DEPENDS_bmap = "bmap-tools-native"
RUNNABLE_IMAGE_TYPES ?= "ext2 ext3 ext4"
RUNNABLE_MACHINE_PATTERNS ?= "qemu"
@@ -296,4 +366,4 @@ IMAGE_TYPES_MASKED ?= ""
# The WICVARS variable is used to define list of bitbake variables used in wic code
# variables from this list is written to <image>.env file
-WICVARS ?= "BBLAYERS DEPLOY_DIR_IMAGE HDDDIR IMAGE_BASENAME IMAGE_BOOT_FILES IMAGE_LINK_NAME IMAGE_ROOTFS INITRAMFS_FSTYPES INITRD ISODIR MACHINE_ARCH ROOTFS_SIZE STAGING_DATADIR STAGING_DIR_NATIVE STAGING_LIBDIR TARGET_SYS"
+WICVARS ?= "BBLAYERS IMGDEPLOYDIR DEPLOY_DIR_IMAGE HDDDIR IMAGE_BASENAME IMAGE_BOOT_FILES IMAGE_LINK_NAME IMAGE_ROOTFS INITRAMFS_FSTYPES INITRD ISODIR MACHINE_ARCH ROOTFS_SIZE STAGING_DATADIR STAGING_DIR_NATIVE STAGING_LIBDIR TARGET_SYS"
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