From 7fd02840ad3ed9bc6808de61a308e3ae76da8f4e Mon Sep 17 00:00:00 2001
From: Marcin Juszkiewicz <hrw@openedhand.com>
Date: Fri, 8 Jun 2007 08:39:22 +0000
Subject: bootimg.bbclass: imported from OE, updated to recent BitBake

git-svn-id: https://svn.o-hand.com/repos/poky/trunk@1894 311d38ba-8fff-0310-9ca6-ca027cbcb966
---
 meta/classes/bootimg.bbclass | 90 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 meta/classes/bootimg.bbclass

(limited to 'meta/classes/bootimg.bbclass')

diff --git a/meta/classes/bootimg.bbclass b/meta/classes/bootimg.bbclass
new file mode 100644
index 0000000000..24e2d296ad
--- /dev/null
+++ b/meta/classes/bootimg.bbclass
@@ -0,0 +1,90 @@
+# bootimg.oeclass
+# Copyright (C) 2004, Advanced Micro Devices, Inc.  All Rights Reserved
+# Released under the MIT license (see packages/COPYING)
+
+# This creates a bootable image using syslinux, your kernel and an optional
+# initrd
+
+# External variables needed
+# ${INITRD} - indicates a filesystem image to use as an initrd (optional)
+# ${AUTO_SYSLINUXCFG} - set this to 1 to enable creating an automatic config
+# ${LABELS} - a list of targets for the automatic config
+# ${APPEND} - an override list of append strings for each label
+# ${SYSLINUX_OPTS} - additional options to add to the syslinux file ';' delimited 
+
+do_rootfs[depends] +="dosfstools-native:do_populate_staging syslinux-native:do_populate_staging mtools-native:do_populate_staging cdrtools-native:do_populate_staging"
+
+BDIR="${WORKDIR}/boot"
+ISODIR="${IMAGE_ROOTFS}/isolinux/"
+
+BOOTIMG_VOLUME_ID ?= "oe"
+BOOTIMG_EXTRA_SPACE ?= "64"
+
+# Get the build_syslinux_cfg() function from the syslinux class
+
+SYSLINUXCFG="${BDIR}/syslinux.cfg"
+SYSLINUXMENU="${BDIR}/menu"
+inherit syslinux
+		
+build_boot_bin() {
+	install -d ${BDIR}
+	install -m 0644 ${STAGING_KERNEL_DIR}/bzImage \
+	${BDIR}/vmlinuz
+
+	if [ -n "${INITRD}" ] && [ -s "${INITRD}" ]; then 
+    		install -m 0644 ${INITRD} ${BDIR}/initrd
+	fi
+
+	install -m 444 ${STAGING_DIR}/${BUILD_SYS}/share/syslinux/ldlinux.sys \
+	${BDIR}/ldlinux.sys
+
+	# Do a little math, bash style
+	#BLOCKS=`du -s ${BDIR} | cut -f 1`
+	BLOCKS=`du -bks ${BDIR} | cut -f 1`
+	SIZE=`expr $BLOCKS + ${BOOTIMG_EXTRA_SPACE}`	
+
+	mkdosfs -F 12 -n ${BOOTIMG_VOLUME_ID} -d ${BDIR} \
+	-C ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}-boot.bin $SIZE 
+
+	syslinux ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}-boot.bin
+
+	#Create an ISO if we have an INITRD
+	if [ -n "${INITRD}" ] && [ -s "${INITRD}" ] && [ "${NOISO}" != "1" ] ; then
+		install -d ${ISODIR}
+
+		# Install the kernel
+
+		install -m 0644 ${STAGING_KERNEL_DIR}/bzImage \
+		        ${ISODIR}/vmlinuz
+
+		# Install the configuration files
+
+		cp ${BDIR}/syslinux.cfg ${ISODIR}/isolinux.cfg
+
+		if [ -f ${SYSLINUXMENU} ]; then
+			cp ${SYSLINUXMENU} ${ISODIR}
+		fi
+
+		install -m 0644 ${INITRD} ${ISODIR}/initrd
+
+		# And install the syslinux stuff 
+		cp ${STAGING_DIR}/${BUILD_SYS}/share/syslinux/isolinux.bin \
+		${ISODIR}
+
+		mkisofs -V ${BOOTIMG_VOLUME_ID} \
+		-o ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.iso \
+		-b isolinux/isolinux.bin -c isolinux/boot.cat -r \
+		-no-emul-boot -boot-load-size 4 -boot-info-table \
+		${IMAGE_ROOTFS}
+	fi
+} 
+
+python do_bootimg() {
+	bb.build.exec_func('build_syslinux_cfg', d)
+	bb.build.exec_func('build_boot_bin', d)
+}
+
+# We need to run after bootsplash if it exists, so thats why this line
+# is such.  Don't worry, if you don't do bootsplash, nobody will notice
+
+addtask bootimg before do_build after do_bootsplash
-- 
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