[oe-commits] org.oe.dev classes/magicbox-image.bbclass: Add a class that handles the generation of flash images for Magicbox

[ifaistos commit]

classes/magicbox-image.bbclass: Add a class that handles the generation of flash images for Magicbox
It creates "ready-to-burn" squashfs and squashfs-lza images and a single file kernel+jffs2 image

Author: ifaistos at openembedded.org
Branch: org.openembedded.dev
Revision: 6dd821675508a6038c5598a643982a7ed88fe37e
ViewMTN: http://monotone.openembedded.org/revision.psp?id=6dd821675508a6038c5598a643982a7ed88fe37e
Files:
1
classes/magicbox-image.bbclass
Diffs:

#
# mt diff -r24286eb4aef5c0224aa6d6ee2681bff58ae388b8 -r6dd821675508a6038c5598a643982a7ed88fe37e
#
# 
# 
# add_file "classes/magicbox-image.bbclass"
#  content [d3416edd542deec7e6b5436728ae0648919ba530]
# 
============================================================
--- classes/magicbox-image.bbclass	d3416edd542deec7e6b5436728ae0648919ba530
+++ classes/magicbox-image.bbclass	d3416edd542deec7e6b5436728ae0648919ba530
@@ -0,0 +1,37 @@
+magicbox_gen_images() {
+        # find latest kernel
+        KERNEL=`ls -tr ${DEPLOY_DIR_IMAGE}/uImage* | tail -1`
+        if [ -z "$KERNEL" ]; then
+                oefatal "No kernel found in ${DEPLOY_DIR_IMAGE}. Exiting !"
+                exit 1
+        fi
+
+        #squashfs
+        #We need to prep the image so that u-boot recognizes it
+         mv ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.squashfs ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.squashfs.bin
+         ${STAGING_BINDIR_NATIVE}/mkimage -A ppc -O linux -T ramdisk -C none -n "OPLinux-uclibc-squashfs"  \
+                -d ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.squashfs.bin ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.squashfs
+         rm -f ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.squashfs.bin
+
+
+        #squashfs-lzma
+        #same as squashfs
+         mv ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.squashfs-lzma ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.squashfs-lzma.bin
+         ${STAGING_BINDIR_NATIVE}/mkimage -A ppc -O linux -T ramdisk -C none -n "OPLinux-uclibc-squashfs-lzma"  \
+           -d ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.squashfs-lzma.bin ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.squashfs-lzma
+         rm -f ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.squashfs-lzma.bin
+
+        #kernel+jffs2 in a single image
+        #Add jffs2 marker at the end of the rootfs file
+        echo -ne '\xde\xad\xc0\xde' >> ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.jffs2
+
+       
+        ( dd if=$KERNEL bs=65536 conv=sync; \ 
+        dd if=${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.jffs2 bs=65536 conv=sync; \
+        ) >  ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.jffs2.flash.bin
+
+}
+
+
+
+IMAGE_POSTPROCESS_COMMAND += "magicbox_gen_images; "