[KERNEL] [ROOT] [SM-N920T Exynos 7420] [05 Oct] SkyHigh TW 5.1.1 Kernel [v1.4b]

[KERNEL] [ROOT] [SM-N920T Exynos 7420] [05 October] SkyHigh TW 5.1.1 Kernel [v1.4b] [Synapse ++]

WARNING

Code:

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PLEASE SHOW RESPECT TO ACTUALLY READ POSTS #1-3
XDA RULE #1 "SEARCH BEFORE POSTING" (GOOGLE, XDA & THREAD),
IF YOU DON'T LIKE A UP-FRONT "MATTER OF FACT" APPROACH,
THEN DON'T BOTHER POSTING.

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FEATURES

Code:

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* Based on official Samsung source: N920CXXU1AOI1
* ramdisk source: N920TUVU2COI5
* Compiled with Google ARM Toolchain GCC 4.9
* Linux 3.10.61
* AUTO-ROOT & Install busybox v1.24.1-Dorimanx
* KNOX WARRANTY VOID: 1
* SELinux PERMISSIVE  (for Titanium Backup and other apps to work correctly)
* adb insecure
* init.d script support (drop in script & set permissions to 755 or 777 and reboot)
* Possible Screen Mirroring / AllShare Cast fix
* Secure storage = false (should prevent WIFI settings & passwords wiping on flash)
* Synapse app support for many kernel configurations + more !!
* Many descriptions are in the app ! If you require more info, don't be lazy, please SEARCH like I did ;)

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SYNAPSE FEATURES

ABOUT

• PayPal Donation link


• SkyHigh kernel thread link


• Up time

  Total
  Sleep
  Awake

A57 CPU

• CPU temperature


• A57 big Cores Frequency Scaling

  live frequency
  MAX: 2400 MHz (stock 2100 MHz is default)
  MIN: 500 MHz (stock 800 MHz is default)



• HPM voltage control


• A57 big Cores voltage control


• CPU governors

  interactive (default)
  on-demand
  conservative
  userspace
  performance



• CPU governor tunables

A53 CPU

• A53 LITTLE Cores Frequency Scaling

  live frequency
  MAX: 1500 MHz (stock/default)
  MIN: 200 MHz (stock 400 MHz is default)



• HPM voltage control


• A53 LITTLE Cores voltage control


• CPU governors

  interactive (default)
  on-demand
  conservative
  userspace
  performance



• CPU governor tunables

HMP

• Up thresholds


• Down thresholds


• HMP LITTLE Packing


• Exynos Core Control Interface (choose 1 > 8 cores online)

GPU

• GPU stats

  Current clock freq
  Live Frequency Utilization (load)
  Time in state



• GPU power policy control

  coarse_demand (default)
  demand
  always_on



• GPU frequency scaling

  Max freq control to 852 MHz (772 MHz is default)
  Min freq control to 100 MHz (stock 266 MHz is default)



• GPU Governor

  Default
  Interactive (default)
  Static
  Booster (more graphic and benchmark performance)



• GPU Interactive Governor tunables

  highspeed clock
  highspeed load
  highspeed delay



• HPM voltage control margin


• GPU voltage control

THERMAL

• CPU thermal control

  normal temp
  critical temp



• GPU thermal control

  temp levels 1 > 5
  throttling freq levels



• Memory thermal control

  normal temp
  critical temp



• ISP (Image Signal Processor) thermal control

  temp levels 1 > 5

BUS

• Memory Bus HPM voltage control


• Memory Bus voltage control


• Internal Bus voltage control


• ISP (Image Signal Processor) voltage control

IO

• I/O Schedulers

  
  DEADLINE
  CFQ (default)
  NOOP



• Storage read-ahead (256 KB)


• General IO tuneable

  Add random
  IO stats
  Rotational
  No merges
  RQ Affinity



• I/O scheduler tunables

MEMORY

• Memory state

  Total
  Free



• Low Memory Killer Profiles

  Low
  Medium
  Custom (recommend)
  Default (default)
  Aggressive
  Exterminate



• Low Memory Killer minfree tuning (OOM LMK)


• Kernel SamePage Merging (KSM)

  KSM stats
  Pages to scan
  Deferred timer



• Virtual Memory

  Dirty Background Ratio
  Dirty Ratio
  Drop caches (Clear VFS cache after boot)
  Laptop Mode
  Swapiness

ADVANCED

• Entropy (max 4096)


• Gentle Fair Sleepers control (disabled)


• Arch Power control (enabled)


• randomize_va_space control

AUDIO

(Sound Control by AndreiLux)

• Jack media volume control

  L/R channel volume
  mono mixer



• Speaker volume control

  Earpiece volume



• Main Equalizer


• Advanced Stereo Equalizer

NETWORK

• TCP congestion control

  All available enabled.
  Default = westwood+



• Screen mirror/allshare cast fix control (enabled)


• Clean WIFI Lease


• TCP/IP network security


• 3G DNS speed & security tweak

  Google
  OpenDNS
  Comodo, Level3
  Norton_DNS
  Smart_Viper

SECURITY

• KNOX control

  NO_ACTION (default)
  Disabled
  Enabled



• SELinux

  Live status

BATTERY

• Battery info


• Charging controls

  HV power supplies
  A/C Mains
  A/C Mains (screen-on)
  Standard downstream port
  Dedicated charging port
  Charging downstream port
  Accessory charging adapter
  MHL power
  Wireless power



• Battery SCALING calibration (fuel gauge reset)

LED

• LED disable control


• LED Fade-in/out Time Period

  LED Fade control
  Fade-in
  Fade-out



• Test notification push button


• Stop notification push button

FS (File System)

• Display FS Type


• FS Controls

  remount System r/w r/o
  remount RootFS r/w r/o



• Scrolling cache control


• Optimise Databases (SQLite3)


• Wipe options

  cache reboot
  dalvik-cache reboot
  cache & dalvik-cache reboot



• Clean up

  clipboard cache
  /data/tombstones
  /data/anr logs
  /data/dropbox logs
  lost+found

BACKUP & RESTORE

• Name - Restore - Delete - Backup

  profiles
  kernel image

LOGS

• LogCat


• dmesg


• last_kmsg

REBOOT

• Reboot device


• Recovery Mode


• Download Mode


• Power Off


• Clear Synapse Data & Reboot


• Restart Synapse

INFO

• Reduced logging


• exFAT FS support


• NTFS R/W support with app


• CIFS support (not tested)


• Frandom


• mount partitions NOATIME and NODIRATIME by default


• Entropy tweaks


• CLEANCACHE & ZCACHE


• Microsoft X-BOX gamepad controller in-built module


• Much more - check source commits & Synapse

CREDITS

• My family !!


• @Chainfire - root & SuperSU / @Manh_IT - auto-root method


• @AndreiLux - years of support for Exynos development and his various kernel features + Synapse app and UCI code


• @halaszk88 - patches and Synapse code I adapted to many of my kernels


• @dorimanx - BusyBox and various ramdisk tweaks/ideas


• @apb_axel - I adapted and used many of the Synapse controls to suit my kernels


• XDA


• Samsung OSRC


• and many others!


• check github source credits


• IF I'VE FORGOTTON ANYONE, PLEASE DON'T BE SHY AND SPEAK UP, THANKS

XDA:DevDB Information
SkyHigh Note 5 Exynos 7420 TMO Kernel, Kernel for the T-Mobile Samsung Galaxy Note5

Contributors
UpInTheAir
Source Code: https://github.com/UpInTheAir/SM-N920

Kernel Special Features: Synapse ++ | EXT4 | exFAT | NTFS | CIFS

Version Information
Status: Beta
Current Beta Version: 1.4b
Beta Release Date: 2015-10-05

Created 2015-10-05
Last Updated 2015-10-05