Add script to start gadget multi driver on Ubuntu

Author: Jason Kridner

scripts/setup-ubuntu-armhf-3.8.13-bone30.sh

@@ -0,0 +1,68 @@
+#!/bin/bash
+
+# Update /etc/network/interfaces to add virtual Ethernet port
+cat >>/etc/network/interfaces <<EOF
+
+iface usb0 inet static
+  address 192.168.7.2
+  netmask 255.255.255.0
+  network 192.168.7.0
+  gateway 192.168.7.1
+EOF
+
+# Add terminal to virtual serial port
+cat >/etc/init/gadget-serial.conf <<EOF
+start on stopped rc RUNLEVEL=[2345]
+stop on runlevel [!2345]
+
+respawn
+exec /sbin/getty 115200 ttyGS0
+EOF
+
+# Write script to start gadget driver
+cat >/usr/sbin/g-multi-load.sh <<'EOF'
+#!/bin/bash
+if [ "`lsmod | grep g_multi`" != "" ]; then exit 0; fi
+mac_addr=/proc/device-tree/ocp/ethernet@4a100000/slave@4a100300/mac-address
+eeprom=/sys/bus/i2c/devices/0-0050/eeprom
+
+DEV_ADDR=$(perl -e 'print join(":",unpack("(H2)*",<>))' ${mac_addr})
+VERSION=$(perl -e '@x=unpack("A12A4",<>); print $x[1]' ${eeprom})
+SERIAL_NUMBER=$(perl -e '@x=unpack("A16A12",<>); print $x[1]' ${eeprom})
+ISBLACK=$(perl -e '@x=unpack("A20A4",<>); print $x[1]' ${eeprom})
+
+BLACK=""
+if [ "${ISBLACK}" = "BBBK" ] ; then
+	BLACK="Black"
+fi
+if [ "${ISBLACK}" = "BNLT" ] ; then
+	BLACK="Black"
+fi
+
+modprobe g_multi file=/dev/mmcblk0p1 cdrom=0 stall=0 removable=1 nofua=1 iSerialNumber=${SERIAL_NUMBER} iManufacturer=Circuitco iProduct=BeagleBone${BLACK} host_addr=${DEV_ADDR}
+
+# Enable the network interface
+sleep 1
+ifup usb0
+EOF
+chmod +x /usr/sbin/g-multi-load.sh
+
+# Add script to rc.local
+perl -i -pe 's!^exit 0!/usr/sbin/g-multi-load.sh\nexit 0!' /etc/rc.local
+
+# Install DHCP server
+sudo apt-get -y update
+sudo apt-get -y install isc-dhcp-server
+
+# Configure DHCP server
+cat >/etc/ltsp/dhcp.conf <<EOF
+ddns-update-style none;
+subnet 192.168.7.0 netmask 255.255.255.252 {
+  range 192.168.7.1 192.168.7.1;
+}
+EOF
+perl -i -pe 's/INTERFACES=".*"/INTERFACES="usb0"/' /etc/default/isc-dhcp-server
+
+# Start up services
+/usr/sbin/g-multi-load.sh
+service isc-dhcp-server start