#
# YAFFS: Yet another FFS. A NAND-flash specific file system.
#
-# Copyright (C) 2002-2006 Aleph One Ltd.
-#
+# Copyright (C) 2002-2010 Aleph One Ltd.
+#
# Created by Charles Manning <charles@aleph1.co.uk>
-#
+#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# Patch YAFFS into the kernel
#
-# args: kpath : Full path to kernel sources to be patched
+# args: l/c : link or copy
+# kpath : Full path to kernel sources to be patched
#
# Somewhat "inspired by" the mtd patchin script
#
-# $Id: patch-ker.sh,v 1.3 2007-07-25 01:04:38 charles Exp $
VERSION=0
PATCHLEVEL=0
SUBLEVEL=0
COPYORLINK=$1
-LINUXDIR=$2
+MULTIORSINGLE=$2
+LINUXDIR=$3
# To be a Linux directory, it must have a Makefile
# Display usage of this script
usage () {
- echo "usage: $0 c/l kernelpath"
+ echo "usage: $0 c/l m/s kernelpath"
echo " if c/l is c, then copy. If l then link"
+ echo " if m/s is m, then use multi version code. If s then use single version code"
exit 1
}
usage;
fi
+if [ $MULTIORSINGLE = m ]; then
+ VFSGLUE="yaffs_vfs_multi.c"
+elif [ $MULTIORSINGLE = s ]; then
+ VFSGLUE="yaffs_vfs.c"
+else
+ echo "unknown multi/single version selection"
+ usage;
+fi
+
# Check if kerneldir contains a Makefile
-if [ ! -f $LINUXDIR/Makefile ]
-then
+if [ ! -f $LINUXDIR/Makefile ]
+then
echo "Directory $LINUXDIR does not exist or is not a kernel source directory";
exit 1;
fi
# Can we handle this version?
if [ $VERSION -ne 2 -o $PATCHLEVEL -lt 6 ]
-then
+then
echo "Cannot patch kernel version $VERSION.$PATCHLEVEL.$SUBLEVEL, must be 2.6.x or higher"
exit 1;
fi
YAFFS_PATCHED=1
echo "Updating $KCONFIG"
mv -f $KCONFIG $KCONFIGOLD
- sed -n -e "/JFFS/,99999 ! p" $KCONFIGOLD >$KCONFIG
+ sed -n -e "/[Jj][Ff][Ff][Ss]/,99999 ! p" $KCONFIGOLD >$KCONFIG
echo "">>$KCONFIG
echo "# Patched by YAFFS" >>$KCONFIG
echo "source \"fs/yaffs2/Kconfig\"">>$KCONFIG
echo "">>$KCONFIG
- sed -n -e "/JFFS/,99999 p" $KCONFIGOLD >>$KCONFIG
+ sed -n -e "/[Jj][Ff][Ff][Ss]/,99999 p" $KCONFIGOLD >>$KCONFIG
# now do fs/Makefile -- simply add the target at the end
echo "Updating $MAKEFILE"
if [ -e $YAFFSDIR ]
then
- echo "$YAFFSDIR exists, not patching"
+ echo "$YAFFSDIR exists, not patching."
+ echo "If you want to replace what is already there then delete $YAFFSDIR"
+ echo " eg. \"rm -rf $YAFFSDIR\" "
else
mkdir $LINUXDIR/fs/yaffs2
$CPY $PWD/Makefile.kernel $LINUXDIR/fs/yaffs2/Makefile
$CPY $PWD/Kconfig $LINUXDIR/fs/yaffs2
$CPY $PWD/*.c $PWD/*.h $LINUXDIR/fs/yaffs2
+ rm $LINUXDIR/fs/yaffs2/yaffs_vfs.c $LINUXDIR/fs/yaffs2/yaffs_vfs_multi.c
+ $CPY $PWD/$VFSGLUE $LINUXDIR/fs/yaffs2/yaffs_vfs_glue.c
fi