[GUIDE] Fixing Bugs for Porting SC6820/SC8810 ROMs

This is a tips how do you know how to port a custom rom and the bugs of a custom rom you can solve it using this guide

Note: I'm not responsible for any damages will be held! Do at your own risk

This guide is for SC6820/SC8810

Bug on stuck in boot

How to fix? replace this in lib folder

• /system/lib/libandroid_runtime.so
• /system/lib/libandroid_servers.so

Bug in wifi not working
Go in system/lib/modules/ replace this files

• system/lib/modules/libhardware_legacy.so 
• system/lib/modules/8723as.ko
• system/lib/modules/unifi_sdio.ko

If you are confused what is your wifi driver then do these steps
open libhardware_legacy.so in notepad++ & search for /system/lib/modules/ the name(*****.ko) you will find after that is your wifi driver.

• /system/lib/libeng_wifi_ptest.so
• /system/bin/wpa_supplicant
• /system/bin/synergy_wifi_attach
• /system/bin/synergy_service
• /system/bin/netd
• /system/bin/eng_setbtwifiaddr
• /system/bin/engmodemclient
• /system/bin/engservice
• /system/bin/engtest
• /system/etc/dhcpcd
• /system/etc/wifi (folder)
• /system/etc/firmware (folder)

Bug in bluethooth not working?

copy and replace the following files

• /system/lib/libhardware_legacy.so
• /system/lib/libbluedroid.so 
• /system/lib/libbluetoothd.so
• /system/lib/libbluetooth.so
• /system/lib/from binaries
• /system/bin/bluetoothd
• /system/bin/synergy_service
• /system/bin/netd
• /system/bin/eng_setbtwifiaddr
• /system/bin/ engmodemclient
• /system/bin/engservice
• /system/bin/engtest

in folder

• /system/etc/ bluetooth (folder)
• /system/etc/ firmware (folder)

Headset not working

• /system/lib/modules/headset.ko

Sensors not working

• /system/lib/libsensorservice.so
• /system/lib/hwsensors.sprdbp.so 
• system/etc/permissions/android.hardware.sensor.proximity.xml

GPU related problems

• /system/lib/egl
• /system/lib/modulesmali.ko
• /system/lib/hw/gralloc.mali.so

hardkeys or softkeys not working
replace the whole folder of usr

• /system/usr ( folder)

Touch not working

replace folder of sps

• /system/sps (folder)