[Android Software Development] PaWill:
Compiled TWRP_7.1. Why yellow interface? Very slow mouse. Interface flickers and redraws itself. What is the reason? Help.

BoardConfig.mk

DEVICE_FOLDER := device/rockchip/rk3399

# Platform

TARGET_BOARD_PLATFORM := rk3399

# Architecture

TARGET_ARCH := arm64

TARGET_ARCH_VARIANT := armv8-a

TARGET_CPU_ABI := arm64-v8a

TARGET_CPU_ABI2 :=

TARGET_CPU_VARIANT := cortex-a53

TARGET_2ND_ARCH := arm

TARGET_2ND_ARCH_VARIANT := armv7-a-neon

TARGET_2ND_CPU_ABI := armeabi-v7a

TARGET_2ND_CPU_ABI2 := armeabi

TARGET_2ND_CPU_VARIANT := cortex-a15

# Kernel

TARGET_PREBUILT_KERNEL := $(DEVICE_FOLDER)/kernel

# Recovery

TARGET_RECOVERY_FSTAB := $(DEVICE_FOLDER)/recovery/root/fstab.rk30board.bootmode.emmc

TARGET_RECOVERY_PIXEL_FORMAT := "RGBX_8888"

# TWRP

TW_THEME := landscape_hdpi

recovery.log

__bionic_open_tzdata: couldn't find any tzdata when looking for GMT!

Starting TWRP 3.2.1-0-3eb70edb on Sat Jan 13 14:31:29 2018

(pid 180)

I:=> serial from cpuinfo: 'd12a709d0ec186d6'

I:Lun file '/sys/class/android_usb/android0/f_mass_storage/lun0/file' does not exist, USB storage mode disabled

I:Find_File: Error opening '/sys/class/leds/lcd-backlight'

I:Unable to locate brightness file

I:LANG: en

Starting the UI...

setting DRM_FORMAT_RGBX8888 and GGL_PIXEL_FORMAT_RGBX_8888

setting DRM_FORMAT_XBGR8888 and GGL_PIXEL_FORMAT_BGRA_8888, GGL_PIXEL_FORMAT may not match!

setting DRM_FORMAT_XBGR8888 and GGL_PIXEL_FORMAT_BGRA_8888, GGL_PIXEL_FORMAT may not match!

Using drm graphics.

I:Loading package: splash (/twres/splash.xml)

I:Load XML directly

I:PageManager::LoadFileToBuffer loading filename: '/twres/splash.xml' directly

I:Checking resolution...

I:Scaling theme width 1.000000x and height 0.900000x, offsets x: 0 y: 0 w: 0 h: 0

I:Loading resources...

I:Loading variables...

I:Loading mouse cursor...

I:Loading pages...

I:Loading page splash

I:Switching packages (splash)

I:Found mouse 'Telink Wireless Receiver'

=> Linking mtab

Renaming regular /etc/recovery.fstab -> /etc/recovery.fstab.bak

Moving /etc/twrp.fstab -> /etc/recovery.fstab

=> Processing recovery.fstab

I:Reading /etc/recovery.fstab

I:Processing '/backup'

I:Processing '/baseparamer'

I:Processing '/boot'

I:Processing '/cache'

I:Processing '/data'

I:Processing '/kernel'

I:Processing '/metadata'

I:Processing '/misc'

I:Processing '/recovery'

I:Processing '/resource'

I:Processing '/system'

I:Processing '/system_img'

I:Processing '/trust'

I:Processing '/uboot'

I:Processing '/external_sd'

I:Created '/external_sd' folder.

I:Processing '/usb-otg'

I:Created '/usb-otg' folder.

I:Done processing fstab files

I:Using automatic handling for /data/media emulated storage device.

I:Setting up '/data' as data/media emulated storage.

I:mount -o bind '/data/media' '/sdcard' process ended with RC=0

I:Backup folder set to '/data/media/0/TWRP/BACKUPS/d12a709d0ec186d6'

I:Settings storage is '/data/media/0'

Updating partition details...

I:mount -o bind '/data/media/0' '/sdcard' process ended with RC=0

I:Data backup size is 1494MB, free: 22102MB.

I:Unable to mount '/external_sd'

I:Actual block device: '', current file system: 'auto'

I:Unable to mount '/usb-otg'

I:Actual block device: '', current file system: 'auto'

...done

I:mount -o bind '/data/media/0' '/sdcard' process ended with RC=0

I:Unmounting main partitions...