[KERNEL] [ROOT] [SM-N920 Exynos 7420] [29 August] SkyHigh TW 5.1.1 Kernel [v1.0]

[KERNEL] [ROOT] [SM-N920 Exynos 7420] [29 August] SkyHigh TW 5.1.1 Kernel [v1.0] [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:
* ramdisk source:
* 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: 2100 MHz (stock/default)
MIN: 800 MHz (stock/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: 400 MHz (stock/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

GPU

• GPU stats

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

• GPU power policy control

coarse_demand (default)
demand
always_on

• 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

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
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

[LIST]

• 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


• TCP/IP network speed (enabled)


• 3G DNS speed & security tweak

Google
OpenDNS
Comodo, Level3
Norton_DNS
Smart_Viper

[LIST]


SECURITY

• KNOX control

NO_ACTION (default)
Disabled
Enabled

[LIST][*]SELinux

Live status

BATTERY

• Battery info


• Battery SCALING calibration (fuel gauge reset)

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 !!


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


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


• @halaszk88 - patches I've adapted to many of my kernel


• @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 Kernel, Kernel for the Samsung Galaxy Note 5

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

Version Information
Status: Beta
Current Beta Version: 1.0
Beta Release Date: 2015-08-29

Created 2015-08-29
Last Updated 2015-08-29