M7350/system/core/usb/start_usb
2024-09-09 08:57:42 +00:00

194 lines
6.4 KiB
Bash
Executable File

#!/bin/sh
#
# Copyright (c) 2012-2015, The Linux Foundation. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# * Neither the name of The Linux Foundation nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
# INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE DISCLAIMED. IN NO
# EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
# Starts the USB Android Gadget.
export KERNEL=`uname -r`
export SOFTAP_W_DUN="N"
COMP_DIR="/sbin/usb/compositions"
symlink_hsusb="/sbin/usb/boot_hsusb_composition"
symlink_hsic="/sbin/usb/boot_hsic_composition"
case "$1" in
start)
if [ -d /sys/class/android_usb/android0/f_ffs ]
then
echo adb > /sys/class/android_usb/android0/f_ffs/aliases
mkdir -p /dev/usb-ffs/adb
mount -o uid=2000,gid=2000 -t functionfs adb /dev/usb-ffs/adb
mount -o remount,gid=5,mode=620 /dev/pts
mkdir -p /system/bin
ln -s /bin/sh /system/bin/sh
fi
case $KERNEL in
3.*)
case `source /sbin/usb/target` in
*9x15* )
# Nothing to do here for 9x15
;;
*9x25* )
echo "Unbind EHCI HSIC host device driver"
echo msm_hsic_host > /sys/bus/platform/drivers/msm_hsic_host/unbind
;;
*9x35* )
echo "Unbind EHCI HSIC host device driver"
echo f9a15000.hsic_host > /sys/bus/platform/drivers/msm_hsic_host/unbind
echo 1 > /sys/devices/virtual/android_usb/android0/f_rndis_qc/max_pkt_per_xfer
echo 3 > /sys/module/dwc3/parameters/bulk_ep_xfer_timeout_ms
;;
*8909* )
ln -fs /sbin/usb/compositions/9091 \
/sbin/usb/boot_hsusb_composition
;;
*9640* )
echo 16384 > /sys/module/g_android/parameters/rndis_dl_max_xfer_size
;;
esac
# enable debug message
if [ -f /sbin/usb/debuger/default_debug ];
then
rm -rf /sbin/usb/debuger/statusFile
usb_debug -f on n /sbin/usb/debuger/default_debug
fi
# enable concurrent SoftAP and DUN
if [ -f /sbin/usb/softap_w_dun ]
then
SOFTAP_W_DUN=`cat /sbin/usb/softap_w_dun`
fi
# boot hsic composition:
if [ -d /sys/class/android_usb/android1 ]
then
/sbin/usb/boot_hsic_composition y
# let hsic compostion script run before starting hsusb
sleep 1
fi
# boot hsusb composition:
if [ -d /sys/class/android_usb/android0 ]
then
# settings
default_pid="9025"
default_user_pid="tplink"
default_debug_pid=$default_pid
current_mode="`uci get usb_enum.enum.mode`"
current_debug_pid="`uci get usb_enum.enum.debug_pid`"
# if device code is not burned
if [ "`uci get state_ctrl.property.code_is_burned`" != "1" ]
then
echo "DEVICE_CODE is not burned. Set to default debug mode"
current_mode="debug"
current_debug_pid=$default_debug_pid
uci set usb_enum.enum.mode="debug"
uci set usb_enum.enum.debug_pid=$default_debug_pid
uci commit usb_enum
else
case "`uci get product.info.product_type`" in
"mr200-eu-v2" | "mr6400-eu-v2" )
current_mode="user"
uci set usb_enum.enum.mode="user"
uci commit usb_enum
;;
esac
fi
# test default user_pid
if [ ! -f ${COMP_DIR}/${default_user_pid} ]
then
echo "PID_${default_user_pid} not exist"
default_user_pid=$default_pid
fi
# test current debug_pid
if [ ! -f ${COMP_DIR}/${current_debug_pid} ]
then
echo "PID_${current_debug_pid} not exist"
current_debug_pid=$default_debug_pid
uci set usb_enum.enum.debug_pid=$current_debug_pid
uci commit usb_enum
fi
# test "fastboot oem factory"
if [ -n "`cat /proc/cmdline | grep "tplink.fm=1"`" ]
then
uci set usb_enum.enum.mode="debug"
uci set usb_enum.enum.debug_pid=$default_debug_pid
uci commit usb_enum
ln -fs ${COMP_DIR}/${default_debug_pid} ${symlink_hsusb}
else
if [ $current_mode = "user" ]
then
ln -fs ${COMP_DIR}/${default_user_pid} ${symlink_hsusb}
elif [ $current_mode = "debug" ]
then
ln -fs ${COMP_DIR}/${current_debug_pid} ${symlink_hsusb}
else
uci set usb_enum.enum.mode="debug"
uci set usb_enum.enum.debug_pid=$current_debug_pid
uci commit usb_enum
ln -fs ${COMP_DIR}/${current_debug_pid} ${symlink_hsusb}
fi
fi
${symlink_hsusb} n
if [ "$SOFTAP_W_DUN" == "Y" ]
then
echo "DUN+SOFTAP mode is enabled."
echo 1 > /sys/devices/virtual/android_usb/android0/f_serial/dun_w_softap_enable
fi
fi
;;
2.*)
# Nothing to do for 2.x kernels
;;
*)
# Some other version of kernel?
;;
esac
;;
stop)
echo "Stopping USB Android Gadget"
;;
restart)
$0 stop
$0 start
;;
*)
echo "Usage usb { start | stop | restart}" >&2
exit 1
;;
esac