target/linux/mmp/base-files/sbin/prod_usb_init

#!/bin/sh
# usb_init script

#wait for telephony ready
#sleep 5
#Enable USB configurations
echo 0 > /sys/class/android_usb/android0/enable
echo 2ecc > /sys/class/android_usb/android0/idVendor
echo 3012 > /sys/class/android_usb/android0/idProduct
echo 0100 > /sys/class/android_usb/android0/bcdDevice
echo Asrmicro > /sys/class/android_usb/android0/iManufacturer

atdl_mode=`cat /proc/cmdline | grep "LDTA="`
if [ -n "$atdl_mode" ]; then
	echo "!!!ATDL mode" > /dev/kmsg
	#wait for atcmd ready
	loop_atcmdsrv=0
	while [ $loop_atcmdsrv -le 20 ]
	do
		if [ -e /tmp/atcmdsrv_ok ]; then
			break
		else
			loop_atcmdsrv=$((loop_atcmdsrv+1))
			sleep 1
		fi
	done

	serial_atcmd AT*MRD_SN=R > /tmp/usb_mrd_sn1
	sed -n '/MRD_SN/p' /tmp/usb_mrd_sn1 > /tmp/usb_mrd_sn2
	MRD_SNUM=`awk -F ',' '{print $3}' /tmp/usb_mrd_sn2`
	if [ -n "$MRD_SNUM" ]; then
		echo "USB_MRD_SN: $MRD_SNUM" > /dev/kmsg
		echo $MRD_SNUM > /sys/class/android_usb/android0/iSerial
	else
		echo 123456789ABCD > /sys/class/android_usb/android0/iSerial
	fi
else
	echo 123456789ABCD > /sys/class/android_usb/android0/iSerial
fi

# iProduct will displayed on Windows
echo Asrmicro > /sys/class/android_usb/android0/iProduct
# store function in node functions if os detect is not compiled, 
# otherwise the functions are stored in win7/win8/apple
echo rndis,acm,marvell_diag,marvell_debug,adb > /sys/class/android_usb/android0/functions
echo rndis,acm,marvell_diag,marvell_debug,adb > /sys/class/android_usb/android0/win7
echo rndis,acm,marvell_diag,marvell_debug,adb > /sys/class/android_usb/android0/win8

#PIPE mode use rndis, router mode use ncm
pipemode=`cat /proc/cmdline | grep "PIPE=1"`
if [ -n $pipemode ]; then
	echo rndis,acm,marvell_diag,marvell_debug > /sys/class/android_usb/android0/olinux
else
	echo ncm,acm,marvell_diag,marvell_debug > /sys/class/android_usb/android0/olinux
fi

echo ncm > /sys/class/android_usb/android0/apple

#below items are for enumeraton stage2
echo rndis,acm,marvell_diag,marvell_debug > /sys/class/android_usb/android0/win7_s2
echo rndis,acm,marvell_diag,marvell_debug > /sys/class/android_usb/android0/win8_s2
echo rndis,acm,marvell_diag,marvell_debug > /sys/class/android_usb/android0/olinux_s2
echo ncm > /sys/class/android_usb/android0/apple_s2
echo win7 > /sys/class/android_usb/android0/os
echo 239 > /sys/class/android_usb/android0/bDeviceClass
echo Asrmicro > /sys/class/android_usb/android0/f_rndis/manufacturer
echo 0bb4 > /sys/class/android_usb/android0/f_rndis/vendorID
echo 1 > /sys/class/android_usb/android0/f_rndis/wceis
echo 1 > /sys/class/android_usb/android0/f_acm/instances 
echo 1 > /sys/class/android_usb/android0/enable

#start mbim early to connect with PC, otherwise AT com port will
#be blocked for tens of seconds
[ -e /sys/class/android_usb/android0/win8 ] && {
	mbim_enabled=`cat /sys/class/android_usb/android0/win8 | grep mbim`
	if [ -n "$mbim_enabled" ]; then
		/bin/mbim &
	fi
}

if cat /proc/cmdline | grep "CPLOG=1" > /dev/null
then
	/bin/sulog &
fi