setusbconfig uvc：开启uvc功能。
切换到usb device模式：cat /sys/devices/platform/soc/usbc0/usb_device#!/bin/shname=`basename $0`usage() { echo "$name Usage:" echo "" echo "$name [function]" echo "function: mtp, support MTP function" echo " adb, support adb function" echo " uvc, support uvc function" echo " uvc,uac1 support uvc and uac1 function" echo "example:" echo "$name uvc" echo ""}enable_hid() { #keyboard mkdir -p /sys/kernel/config/usb_gadget/g1/functions/hid.usb0 echo 2 > /sys/kernel/config/usb_gadget/g1/functions/hid.usb0/protocol echo 1 > /sys/kernel/config/usb_gadget/g1/functions/hid.usb0/subclass echo 3 > /sys/kernel/config/usb_gadget/g1/functions/hid.usb0/report_length # '05 01 09 02 a1 01 09 01 a1 00 05 09 19 01 29 03 15 00 25 01 95 03 75 01 81 02 95 01 75 05 81 03 05 01 09 30 09 31 15 81 25 7f 75 08 95 02 81 06 c0 c0' cat ./report_desc.bin > /sys/kernel/config/usb_gadget/g1/functions/hid.usb0/report_desc ln -s /sys/kernel/config/usb_gadget/g1/functions/hid.usb0 /sys/kernel/config/usb_gadget/g1/configs/c.1/hid.usb0}enable_adb() { [ -d /sys/kernel/config/usb_gadget/g1/functions/ffs.adb ] || { mkdir /sys/kernel/config/usb_gadget/g1/functions/ffs.adb } echo "Tina ADB" > /sys/kernel/config/usb_gadget/g1/strings/0x409/product ln -s /sys/kernel/config/usb_gadget/g1/functions/ffs.adb/ /sys/kernel/config/usb_gadget/g1/configs/c.1/ffs.adb [ -d /dev/usb-ffs/adb ] || { mkdir -p /dev/usb-ffs mkdir /dev/usb-ffs/adb mount -o uid=2000,gid=2000 -t functionfs adb /dev/usb-ffs/adb/ }}enable_mtp() { mtp_name=mtp.gs0 mtp_ffs=false kv=`uname -r` kv=${kv:0:1} if [ "x$kv" = "x5" ]; then mtp_ffs=true mtp_name=ffs.mtp fi [ -d /sys/kernel/config/usb_gadget/g1/functions/$mtp_name ] || { mkdir /sys/kernel/config/usb_gadget/g1/functions/$mtp_name } if [ "x$mtp_ffs" = "xtrue" ]; then [ -d /dev/usb-ffs/mtp ] || { mkdir -p /dev/usb-ffs mkdir /dev/usb-ffs/mtp mount -o rmode=0770,fmode=0660,uid=1024,gid=1024,no_disconnect=1 -t functionfs mtp /dev/usb-ffs/mtp/ } fi echo "Tina MTP" > /sys/kernel/config/usb_gadget/g1/strings/0x409/product echo 1 > /sys/kernel/config/usb_gadget/g1/os_desc/use ln -s /sys/kernel/config/usb_gadget/g1/functions/$mtp_name/ /sys/kernel/config/usb_gadget/g1/configs/c.1/$mtp_name if [ "x$mtp_ffs" = "xtrue" ]; then MtpTools -f connect sleep .500 fi}uvc_create_format_frame(){ format=$1 name=$2 width=$3 height=$4 fps=$5 frame_index=$6 dir=/sys/kernel/config/usb_gadget/g1/functions/uvc.usb0/streaming/$format/$name/${height}p mkdir -p $dir echo $width > $dir/wWidth echo $height > $dir/wHeight echo $(($width * $height * 2 )) > $dir/dwMaxVideoFrameBufferSize #30fps 333333 interval=$((10000000/$fps)) echo $interval > $dir/dwFrameInterval echo $interval > $dir/dwDefaultFrameInterval echo $(($width * $height * 2 * $fps * 8)) > $dir/dwMinBitRate echo $(($width * $height * 2 * $fps * 8)) > $dir/dwMaxBitRate echo $frame_index > $dir/bFrameIndex}enable_uvc(){ mkdir -p /sys/kernel/config/usb_gadget/g1/functions/uvc.usb0 if [ -f "/tmp/set_uvc_function.sh" ]; then echo "/tmp/set_uvc_function.sh exist!!!" chmod a+x /tmp/set_uvc_function.sh /tmp/set_uvc_function.sh return fi cd /sys/kernel/config/usb_gadget/g1/functions/uvc.usb0 uvc_create_format_frame mjpeg m 1920 1080 30 1 uvc_create_format_frame mjpeg m 1280 720 30 2 uvc_create_format_frame mjpeg m 640 480 30 3 uvc_create_format_frame mjpeg m 640 360 30 4 uvc_create_format_frame uncompressed u 1280 720 10 1 uvc_create_format_frame uncompressed u 640 480 30 2 uvc_create_format_frame uncompressed u 640 360 30 3 uvc_create_format_frame h264 h 1920 1080 30 1 uvc_create_format_frame h264 h 1280 720 30 2 uvc_create_format_frame h264 h 640 480 30 3 uvc_create_format_frame h264 h 640 360 30 4 uvc_create_format_frame nv12 n 1280 720 10 1 uvc_create_format_frame nv12 n 640 480 30 2 uvc_create_format_frame nv12 n 640 360 30 3 mkdir -p streaming/header/h ln -s streaming/mjpeg/m/ streaming/header/h/ ln -s streaming/uncompressed/u/ streaming/header/h/ ln -s streaming/h264/h/ streaming/header/h/ ln -s streaming/nv12/n/ streaming/header/h/ ln -s streaming/header/h/ streaming/class/fs ln -s streaming/header/h/ streaming/class/hs mkdir -p control/header/h ln -s control/header/h/ control/class/fs/ ln -s control/header/h/ control/class/ss/ #echo 3072 > streaming_maxpacket ln -s /sys/kernel/config/usb_gadget/g1/functions/uvc.usb0/ /sys/kernel/config/usb_gadget/g1/configs/c.1/}enable_uac1(){ mkdir -p /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0 if [ -f "/tmp/set_uac_function.sh" ]; then echo "/tmp/set_uac_function.sh exist!!!" chmod a+x /tmp/set_uac_function.sh /tmp/set_uac_function.sh return fi uac_func="both" if [ $# -lt 1 ];then uac_func="both" else uac_func=$1 fi if [ "$uac_func" == "mic" ];then echo 0x1 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/p_chmask echo 0x0 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/c_chmask echo 16000 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/p_srate echo 0 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/c_srate echo 2 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/c_ssize echo 0 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/p_ssize fi if [ "$uac_func" == "spk" ];then echo 0x0 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/p_chmask echo 0x1 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/c_chmask echo 0 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/p_srate echo 16000 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/c_srate echo 0 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/c_ssize echo 2 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/p_ssize fi if [ "$uac_func" == "both" ];then echo 0x1 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/p_chmask echo 0x1 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/c_chmask echo 16000 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/p_srate echo 16000 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/c_srate echo 2 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/c_ssize echo 2 > /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/p_ssize fi echo "Tina UAC1" > /sys/kernel/config/usb_gadget/g1/strings/0x409/product ln -s /sys/kernel/config/usb_gadget/g1/functions/uac1.usb0/ /sys/kernel/config/usb_gadget/g1/configs/c.1/uac1.usb0}udc_controller=`ls /sys/class/udc`set_usb_function() {# 1:function# 2:idVendor# 3:idProduct# [ -e /sys/kernel/config/usb_gadget/g1/UDC ] && echo "none" > /sys/kernel/config/usb_gadget/g1/UDC;sleep 1 [ -d /sys/kernel/config/usb_gadget ] || { mount -t configfs none /sys/kernel/config mkdir /sys/kernel/config/usb_gadget/g1 mkdir /sys/kernel/config/usb_gadget/g1/strings/0x409 echo "Allwinner Technology Inc." > /sys/kernel/config/usb_gadget/g1/strings/0x409/manufacturer echo "Tina" > /sys/kernel/config/usb_gadget/g1/strings/0x409/product } [ -d /sys/kernel/config/usb_gadget/g1/configs/c.1 ] || { mkdir /sys/kernel/config/usb_gadget/g1/configs/c.1 echo 0xc0 > /sys/kernel/config/usb_gadget/g1/configs/c.1/bmAttributes echo 500 > /sys/kernel/config/usb_gadget/g1/configs/c.1/MaxPower mkdir /sys/kernel/config/usb_gadget/g1/configs/c.1/strings/0x409 } rm -f /sys/kernel/config/usb_gadget/g1/configs/c.1/ffs.adb rm -f /sys/kernel/config/usb_gadget/g1/configs/c.1/ffs.mtp rm -f /sys/kernel/config/usb_gadget/g1/configs/c.1/mtp.gs0 rm -f /sys/kernel/config/usb_gadget/g1/configs/c.1/f1 rm -f /sys/kernel/config/usb_gadget/g1/configs/c.1/rndis.usb0 rm -f /sys/kernel/config/usb_gadget/g1/configs/c.1/uac1.usb0 rm -f /sys/kernel/config/usb_gadget/g1/configs/c.1/accessory.usb0 rm -f /sys/kernel/config/usb_gadget/g1/configs/c.1/hid.usb0 rm -f /sys/kernel/config/usb_gadget/g1/configs/c.1/hid.usb1 rm -f /sys/kernel/config/usb_gadget/g1/configs/c.1/loopback.usb0 rm -f /sys/kernel/config/usb_gadget/g1/configs/c.1/gser.usb0 rm -f /sys/kernel/config/usb_gadget/g1/configs/c.1/printer.usb0 rm -f /sys/kernel/config/usb_gadget/g1/configs/c.1/uvc.usb0 rm -f /sys/kernel/config/usb_gadget/g1/configs/c.1/mass_storage.usb0 rm -rf /sys/kernel/config/usb_gadget/g1/functions/uvc.usb0/streaming/header/h/ rm -rf /sys/kernel/config/usb_gadget/g1/functions/uvc.usb0/streaming/class/fs rm -rf /sys/kernel/config/usb_gadget/g1/functions/uvc.usb0/streaming/class/hs rm -rf /sys/kernel/config/usb_gadget/g1/functions/uvc.usb0/control/class/fs/ rm -rf /sys/kernel/config/usb_gadget/g1/functions/uvc.usb0/control/class/ss/ rm -rf /sys/kernel/config/usb_gadget/g1/functions/uvc.usb0/streaming/mjpeg/ rm -rf /sys/kernel/config/usb_gadget/g1/functions/uvc.usb0/streaming/mjpeg/ rm -rf /sys/kernel/config/usb_gadget/g1/functions/uvc.usb0/streaming/uncompressed/ rm -rf /sys/kernel/config/usb_gadget/g1/functions/uvc.usb0/streaming/nv12/ echo $2 > /sys/kernel/config/usb_gadget/g1/idVendor echo $3 > /sys/kernel/config/usb_gadget/g1/idProduct if [ $1 == "none" ]; then return elif [ $1 == "mtp" ]; then enable_mtp elif [ $1 == "adb" ]; then enable_adb elif [ $1 == "mass_storage" ]; then [ -d /sys/kernel/config/usb_gadget/g1/functions/mass_storage.usb0 ] || { mkdir /sys/kernel/config/usb_gadget/g1/functions/mass_storage.usb0 echo Tina > /sys/kernel/config/usb_gadget/g1/functions/mass_storage.usb0/lun.0/inquiry_string } ln -s /sys/kernel/config/usb_gadget/g1/functions/mass_storage.usb0/ /sys/kernel/config/usb_gadget/g1/configs/c.1/f1 echo "/dev/by-name/UDISK" > /sys/kernel/config/usb_gadget/g1/functions/mass_storage.usb0/lun.0/file elif [ $1 == "uac1" ]; then echo 0xef > /sys/kernel/config/usb_gadget/g1/bDeviceClass echo 0x02 > /sys/kernel/config/usb_gadget/g1/bDeviceSubClass echo 0x01 > /sys/kernel/config/usb_gadget/g1/bDeviceProtocol echo "Tina UAC" > /sys/kernel/config/usb_gadget/g1/strings/0x409/product #echo 0x013A > /sys/kernel/config/usb_gadget/g1/idProduct #enable_uac1 mic #echo 0x014A > /sys/kernel/config/usb_gadget/g1/idProduct #enable_uac1 spk #echo 0x012A > /sys/kernel/config/usb_gadget/g1/idProduct enable_uac1 both elif [ $1 == "uvc" ]; then [ "$4" == "bulk" ] && { echo Y > /sys/module/usb_f_uvc/parameters/bulk_streaming_ep } echo 0xef > /sys/kernel/config/usb_gadget/g1/bDeviceClass echo 0x02 > /sys/kernel/config/usb_gadget/g1/bDeviceSubClass echo 0x01 > /sys/kernel/config/usb_gadget/g1/bDeviceProtocol echo "Tina UVC" > /sys/kernel/config/usb_gadget/g1/strings/0x409/product #echo 0x150 > /sys/kernel/config/usb_gadget/g1/functions/uvc.usb0/control/header/h/bcdUVC enable_uvc elif [ $1 == "uvc,uac1" ]; then echo N > /sys/module/usb_f_uvc/parameters/bulk_streaming_ep echo 0xef > /sys/kernel/config/usb_gadget/g1/bDeviceClass echo 0x02 > /sys/kernel/config/usb_gadget/g1/bDeviceSubClass echo 0x01 > /sys/kernel/config/usb_gadget/g1/bDeviceProtocol echo "Tina UVC-UAC" > /sys/kernel/config/usb_gadget/g1/strings/0x409/product enable_uvc #echo 0x003A > /sys/kernel/config/usb_gadget/g1/idProduct #enable_uac1 mic #echo 0x004A > /sys/kernel/config/usb_gadget/g1/idProduct #enable_uac1 spk #echo 0x002A > /sys/kernel/config/usb_gadget/g1/idProduct enable_uac1 both fi echo $udc_controller > /sys/kernel/config/usb_gadget/g1/UDC}if [ $# -lt 1 ]; then echo "Lack of arg!" usage exitfi# idVendor, idProduct only for testif [ $1 == "none" ]; then set_usb_function none 0x1f3a 0x1001 returnfiif [ $1 == "adb" ]; then set_usb_function adb 0x18d1 0xD002 returnfiif [ $1 == "mtp" ]; then set_usb_function mtp 0x045E 0x00C9 returnfiif [ $1 == "uac1" ]; then if [ $# == 3 ]; then set_usb_function uac1 $2 $3 else set_usb_function uac1 0x1d61 0x0101 fi returnfiif [ $1 == "mass_storage" ]; then set_usb_function mass_storage 0x1f3a 0x1000 returnfiif [ $1 == "uvc" ]; then if [ "$2" == "bulk" ]; then set_usb_function uvc 0x09a1 0x0026 bulk else set_usb_function uvc 0x09a1 0x0026 fi returnfiif [ $1 == "uac1,uvc" -o $1 == "uvc,uac1" ]; then #set_usb_function uvc,uac1 0x1943 0x2263 #set_usb_function uvc,uac1 0x09a1 0x0026 if [ $# == 3 ]; then set_usb_function uvc,uac1 $2 $3 else set_usb_function uvc,uac1 0x09a1 0x002A fi returnfi来源地址：https://blog.csdn.net/u013905694/article/details/129707112
