From 205c9d448868dcb43296f71b938d3a16ea04f12c Mon Sep 17 00:00:00 2001
From: Cliff Brake <cbrake@bec-systems.com>
Date: Tue, 3 Apr 2007 21:39:10 +0000
Subject: compulab-pxa270: create jffs2 images w/ summary information

---
 conf/machine/compulab-pxa270.conf        |  7 +++++++
 packages/linux/compulab-pxa270_2.6.16.bb | 21 +++++++++++++++++++--
 2 files changed, 26 insertions(+), 2 deletions(-)

diff --git a/conf/machine/compulab-pxa270.conf b/conf/machine/compulab-pxa270.conf
index d8d9264699..4febd8939e 100644
--- a/conf/machine/compulab-pxa270.conf
+++ b/conf/machine/compulab-pxa270.conf
@@ -19,6 +19,13 @@ ROOT_FLASH_SIZE ?= "32"
 
 EXTRA_IMAGECMD_jffs2 = "--pad=0x1000000 --eraseblock=0x40000"
 
+# for NAND flash.
+EXTRA_IMAGECMD_jffs2 = "--little-endian --eraseblock=0x20000 --pad=0x20000;\
+	sumtool -i ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.jffs2 \
+	-o ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs-summary.jffs2 \
+	-e 0x20000 -p\
+	"
+
 MACHINE_FEATURES = "kernel26 pcmcia usbhost usbgadget pcmcia touchscreen alsa"
 MACHINE_TASK_PROVIDER = "task-base"
 
diff --git a/packages/linux/compulab-pxa270_2.6.16.bb b/packages/linux/compulab-pxa270_2.6.16.bb
index 0e9a43d9b6..928bde8f6a 100644
--- a/packages/linux/compulab-pxa270_2.6.16.bb
+++ b/packages/linux/compulab-pxa270_2.6.16.bb
@@ -1,7 +1,12 @@
 SECTION = "kernel"
 DESCRIPTION = "Linux kernel for the Compulab PXA270 system"
 LICENSE = "GPL"
-PR = "r2"
+PR = "r3"
+
+# coreutils is required for the stat command which is used
+# to create the programming images used with USB.  Version
+# >= 6.0 is required.
+DEPENDS = "coreutils-native"
 
 # Note, the compulab package contains a binary NAND driver that is not
 # EABI compatible
@@ -29,8 +34,20 @@ do_configure_prepend() {
 }
 
 do_deploy() {
+	KNAME=${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${MACHINE}.bin
         install -d ${DEPLOY_DIR_IMAGE}
-        install -m 0644 arch/${ARCH}/boot/${KERNEL_IMAGETYPE} ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${MACHINE}-${DATETIME}.bin
+        install -m 0644 arch/${ARCH}/boot/${KERNEL_IMAGETYPE} ${KNAME}
+	# Create an image file that has the size prepended (used by cm-x270 BL)
+	# The following can only be done on a little endian machine
+	size=$(stat --printf=%s ${KNAME})
+	size_=$(printf '\%03o'\
+	$((size & 0x000000FF))\
+	$((size>>8 & 0x000000FF))\
+	$((size>>16 & 0x000000FF))\
+	$((size>>24 & 0x000000FF)))
+	size_=${size_}'\c'
+	echo -e $size_ > ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${MACHINE}-${DATETIME}.img
+	cat ${KNAME} >> ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${MACHINE}-${DATETIME}.img
 }
 
 do_deploy[dirs] = "${S}"
-- 
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