@@ -23,6 +23,9 @@ KERNEL_INITRAMFS ?= "${MACHINE_SYSROOT}${bootdir}/initramfs.cpio"
USE_KERNEL_INITRAMFS = "${USE_kernel_initramfs}"
USE_KERNEL_INITRAMFS[expand] = "3"
+CLASS_FLAGS += "cpio_image_compression"
+DEFAULT_USE_cpio_image_compression = "cpio"
+
do_configure_kernel () {
if [ -e "${DEFCONFIG_FILE}" ]; then
cp "${DEFCONFIG_FILE}" "${S}/.config"
@@ -35,8 +38,18 @@ do_configure_kernel () {
fi
fi
if [ -n "${USE_KERNEL_INITRAMFS}" ] ; then
- echo 'CONFIG_INITRAMFS_SOURCE="${KERNEL_INITRAMFS}"' \
- >> ${S}/.config
+ case "${USE_cpio_image_compression}" in
+ cpio) echo 'CONFIG_INITRAMFS_SOURCE="${KERNEL_INITRAMFS}"' >> ${S}/.config
+ ;;
+ lzma) echo 'CONFIG_RD_LZMA=y' >> ${S}/.config
+ echo 'CONFIG_INITRAMFS_COMPRESSION_LZMA=y' >> ${S}/.config
+ echo 'CONFIG_INITRAMFS_SOURCE="${KERNEL_INITRAMFS}.${USE_cpio_image_compression}"' >> ${S}/.config
+ ;;
+ *) echo "ERROR: kernel.oeclass: ${USE_cpio_image_compression} not supported"
+ ;;
+ esac
+
+
yes '' | oe_runmake oldconfig
fi
}
From: Christian Sørensen <christian.braunersorensen@prevas.dk> --- classes/kernel.oeclass | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-)