initramfs-module-aufs: add

This is used to make the aufs usage easier for initramfs users. It has
been created by O.S. Systems.

diff --git a/packages/initrdscripts/files/98-aufs.sh b/packages/initrdscripts/files/98-aufs.sh
new file mode 100644 (file)
index 0000000..df05418
--- /dev/null
+++ b/packages/initrdscripts/files/98-aufs.sh
@@ -0,0 +1,17 @@
+aufs_mount () {
+       modprobe -q aufs
+
+       mkdir $2 /mnt
+       mount -t aufs -o br:$1:$2 none /mnt
+}
+
+for arg in $CMDLINE; do
+    optarg=`expr "x$arg" : 'x[^=]*=\(.*\)'`
+    case $arg in
+        aufs=*)
+        rw=`expr "$optarg" : '\([^:]*\).*'`
+        ro=`expr "$optarg" : '[^:]*:\([^:]*\).*'`
+        aufs_mount $rw $ro 
+               BOOT_ROOT=/mnt ;;
+    esac
+done

diff --git a/packages/initrdscripts/initramfs-module-aufs_1.0.bb b/packages/initrdscripts/initramfs-module-aufs_1.0.bb
new file mode 100644 (file)
index 0000000..aa31cee
--- /dev/null
+++ b/packages/initrdscripts/initramfs-module-aufs_1.0.bb
@@ -0,0 +1,12 @@
+SRC_URI = "file://98-aufs.sh"
+PR = "r1"
+DESCRIPTION = "An initramfs module for mount aufs."
+RDEPENDS = "initramfs-uniboot aufs"
+
+do_install() {
+    install -d ${D}/initrd.d
+    install -m 0755 ${WORKDIR}/98-aufs.sh ${D}/initrd.d/
+}
+
+PACKAGE_ARCH = "all"
+FILES_${PN} += " /initrd.d/* "