firmware/general/package/datalink/files/tweaksys

#!/bin/sh

chip=$(ipcinfo -c)
family=$(ipcinfo -f)
vendor=$(ipcinfo -v)

if ! [ ${chip} = "hi3536dv100" ]; then
    sensor=$(ipcinfo -s)
fi

basic() {
  # set boot delay
  fw_setenv bootdelay 0
  # don't load f2fs module (disabled in kernel)
  sed -i "s!f2fs!#f2fs!g" /etc/modules
  # freely uart for telemetry
  sed -i "s!console::respawn:/sbin/getty -L console 0 vt100 # GENERIC_SERIAL!#console::respawn:/sbin/getty -L console 0 vt100 # GENERIC_SERIAL!g" /etc/inittab

  # tune socket buffer
  echo "net.core.rmem_default=512000" >> /etc/sysctl.conf
}

prefix=${family}

hisi_goke() {
  if [ ${vendor} = "hisilicon" ]; then
	prefix="open"
  fi
  # remove unneeded modules
  sed -i "s!insmod ${prefix}_rgn.ko!#insmod ${prefix}_rgn.ko!g" /usr/bin/load_${vendor}
  sed -i "s!insmod ${prefix}_jpege.ko!#insmod ${prefix}_jpege.ko!g" /usr/bin/load_${vendor}
  sed -i "s!insmod ${prefix}_ive.ko save_power=0!#insmod ${prefix}_ive.ko save_power=0!g" /usr/bin/load_${vendor}
  sed -i "s!insmod ${prefix}_aio.ko!#insmod ${prefix}_aio.ko!g" /usr/bin/load_${vendor}
  sed -i "s!insmod ${prefix}_ai.ko!#insmod ${prefix}_ai.ko!g" /usr/bin/load_${vendor}
  sed -i "s!insmod ${prefix}_ao.ko!#insmod ${prefix}_ao.ko!g" /usr/bin/load_${vendor}
  sed -i "s!insmod ${prefix}_aenc.ko!#insmod ${prefix}_aenc.ko!g" /usr/bin/load_${vendor}
  sed -i "s!insmod ${prefix}_adec.ko!#insmod ${prefix}_adec.ko!g" /usr/bin/load_${vendor}
  sed -i "s!insmod ${prefix}_acodec.ko!#insmod ${prefix}_acodec.ko!g" /usr/bin/load_${vendor}
  # change fps 25 -> 30
  sed -i "s!Isp_FrameRate=25!Isp_FrameRate=30!g" /etc/sensors/imx307_i2c_2l_1080p.ini
  sed -i "s!Isp_FrameRate=25!Isp_FrameRate=30!g" /etc/sensors/smtsec_imx307_i2c_4l_1080p.ini
  sed -i "s!Isp_FrameRate=25!Isp_FrameRate=30!g" /etc/sensors/imx335_i2c_4M.ini
}

sigmastar() {
  sed -i "s!serial=/dev/ttyAMA0!serial=/dev/ttyS0!g" /etc/telemetry.conf
  sed -i "s!Device = /dev/ttyAMA0!Device = /dev/ttyS0!g" /etc/mavlink.conf
}

majestic_generic() {
  cli -s .isp.slowShutter disabled
  # enable digital image stabilization
  # cli -s .isp.dis true
  cli -s .image.contrast 50
  cli -s .image.luminance 50
  cli -s .video0.size 1920x1080
  cli -s .video0.fps 30
  cli -s .video0.bitrate 5120
  cli -s .video0.codec h264
  cli -s .video0.rcMode cbr
  cli -s .video0.gopSize 1.5
  # lowdelay support only imx307 sensor
  if [ ${sensor} = "imx307" ]; then
    cli -s .isp.lowDelay true
    # cli -s .video0.sliceUnits 4
  fi
  if [ ${sensor} = "imx335" ]; then
    cli -s .isp.drc 350
    cli -s .isp.sensorConfig /etc/sensors/imx335_i2c_4M.ini
  fi
  cli -s .hls.enabled false
  cli -s .netip.enabled false
  cli -s .jpeg.enabled false
}

majestic_sigmastar() {
  cli -s .isp.exposure 10
  cli -s .isp.aGain 8
  cli -s .isp.dGain 8
  cli -s .video0.size 1920x1080
  cli -s .video0.fps 90
  cli -s .video0.rcMode cbr
  cli -s .jpeg.enabled false
}

streamer() {
  if [ -f /usr/bin/majestic ]; then
    if [ ${vendor} = "sigmastar" ]; then
      majestic_sigmastar
    else
      majestic_generic
    fi
    # outgoing rtp stream to udp
    cli -s .outgoing.enabled true
    cli -s .outgoing.server udp://127.0.0.1:5600
  fi

  if [ -f /usr/bin/venc ]; then
    if [ ${sensor} = "imx335" ]; then
      sed -i "s!version=200_imx307B!version=300_imx335B!g" /etc/venc.conf
      sed -i "s!size=720p!size=1292x972!g" /etc/venc.conf
    fi
  fi
}

finish() {
  # complete tweaks and add marker
  touch /etc/system.ok
  echo "Preparing system done."
  reboot
}

case "$1" in
  gk7205v200 | gk7205v210 | hi3516ev200)
	echo "Preparing system tweaks for ${chip}..."

	# set custom config
	if [ ${chip} = "gk7205v200" ] && [ ${sensor} = "imx307" ]; then
	  echo "switch to custom sensor config"
	  # cli -s .isp.sensorConfig /etc/sensors/60fps/720p_imx307_i2c_2l.ini
	fi

	# fix osmem in bootargs
	bootargs=$(fw_printenv -n bootargs)
	if echo ${bootargs} | grep -q "32M"; then
	  newbootargs="mem=\${osmem} "$(echo ${bootargs} | cut -d " " -f2-)
	  fw_setenv bootargs ${newbootargs}
	  fw_setenv osmem 40M
	fi

	# remove unneeded to reduce some memory
	rm -f /etc/init.d/S60crond /etc/init.d/S49ntpd /etc/init.d/S02klogd

	basic
	hisi_goke
	streamer
	finish
	;;
  gk7205v300 | hi3516ev300)
	echo "Preparing system tweaks for ${chip}..."

	# increase osmem
	mem=$(fw_printenv -n osmem) && [ "${mem}" = "32M" ] && fw_setenv osmem 64M && set_allocator cma || echo "Memory allocated for the system:" ${mem}

	# set sensor config for smtsec board
	if [ ${chip} = "gk7205v300" ] && [ ${sensor} = "imx307" ]; then
		cli -s .isp.sensorConfig /etc/sensors/smtsec_imx307_i2c_4l_1080p.ini
	fi

	basic
	hisi_goke
	streamer
	finish
	;;
  t31l | t31n | t31x | t31zx)
	echo "Preparing system tweaks for ${chip}..."

	basic
	streamer
	finish
	;;
  hi3536dv100)
	echo "Preparing system tweaks for ${chip}..."

	finish
	;;
  ssc33x)
	echo "Preparing system tweaks for ${chip}..."

	basic
	sigmastar
	streamer
	finish
	;;
	*)
	echo "Usage: $0 {gk7205v200|gk7205v210|gk7205v300|hi3516ev200|hi3516ev300|t31l|t31n|t31x|t31zx|hi3536dv100|ssc33x}"
	exit 1
esac