[GUIDE] How to port Stock/GB/CM7/CM9/ICS/CM10/JB Based ROMs [Update: Sept.25.2012]

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ciscogee

Senior Member
Aug 13, 2011
891
192
Wa State
Great tut!
But my phone is stock modded froyo. We do have a hacked kernel.
Is it possible to port anything GB etc.?
Tia

Sent from my SCH-I400 using xda premium
 

bagux

Senior Member
Dec 29, 2011
114
255
Latiano
Hi, i have read all the thread but i'm bit confused, so just some questions...
The BASE rom is my rom, for examples the stock of my smartphone, instead the PORTED is the rom that i like to port, right?
Then, my Galaxy W hasn't a cm7, so can i try to port a cm7 rom from another device with ARMv7, like Galaxy S, using as base my stock rom?
And i need to use a custom kernel or can i use the stock kernel from the base rom?
 

prince147

Senior Member
Sep 25, 2011
221
62
Chennai
Hi, i have read all the thread but i'm bit confused, so just some questions...
The BASE rom is my rom, for examples the stock of my smartphone, instead the PORTED is the rom that i like to port, right?
Then, my Galaxy W hasn't a cm7, so can i try to port a cm7 rom from another device with ARMv7, like Galaxy S, using as base my stock rom?
And i need to use a custom kernel or can i use the stock kernel from the base rom?

Nope!!! You can't PORT cm7 not now not ever!!....
Cm7 has to built from source!!
And read other posts before asking!!

No need to say it just press that thanks!!

Sent from Tapatalk 2
 
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bagux

Senior Member
Dec 29, 2011
114
255
Latiano
Nope!!! You can't PORT cm7 not now not ever!!....
Cm7 has to built from source!!
And read other posts before asking!!

No need to say it just press that thanks!!

Sent from Tapatalk 2
Maybe u have not read my post...cause as i have write, I read all the thread but isn't clear for me and i was confused, so i just ask to be sure...I can't do a question if i'm not sure!?! keep calm dude...
And however i have done other questions, if u read my post!

The BASE rom is my rom, for examples the stock of my smartphone, instead the PORTED is the rom that i like to port, right?
...
And i need to use a custom kernel or can i use the stock kernel from the base rom?

Thanks anyway..
 

sthomas38

Senior Member
Feb 9, 2012
695
524
Hey, I managed to port JoyOS ROM from Samsung Nexus S to Samsung Galaxy S by using CM7.1 stable with your guide mate :D. But I'm expecting an issue: android.process.acore FCs repeatedly and the phone is like unusable. Do you know a way to fix it? Thanks man :).

I already tried deodexing and zipaligning the ROM but no luck :(.
 

jmz

Inactive Recognized Developer
Sep 17, 2008
3,623
4,804
Lawton, OK
www.jmzsoft.com
Google Pixel 4a 5G
Nope!!! You can't PORT cm7 not now not ever!!....
Cm7 has to built from source!!
And read other posts before asking!!

No need to say it just press that thanks!!

Sent from Tapatalk 2

Actually you couldn't be more wrong. Technically you can port anything as long as you have the correct kernel. If you have a aosp kernel you can port cm7 using this guide

Sent from my PC36100 using xda premium
 
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prince147

Senior Member
Sep 25, 2011
221
62
Chennai
Maybe u have not read my post...cause as i have write, I read all the thread but isn't clear for me and i was confused, so i just ask to be sure...I can't do a question if i'm not sure!?! keep calm dude...
And however i have done other questions, if u read my post!



Thanks anyway..

I'm keeping it cool mate!! We need not scam this post again!!! Already cleaned once !!
And kernel is not a problem I think!!! First ask some dev to build a nightly build of cm then enjoy porting! :)

No need to say it just press that thanks!!

Sent from Tapatalk 2
 
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prince147

Senior Member
Sep 25, 2011
221
62
Chennai
Hey, I managed to port JoyOS ROM from Samsung Nexus S to Samsung Galaxy S by using CM7.1 stable with your guide mate :D. But I'm expecting an issue: android.process.acore FCs repeatedly and the phone is like unusable. Do you know a way to fix it? Thanks man :).

I already tried deodexing and zipaligning the ROM but no luck :(.

I think its a problem with build.prop

No need to say it just press that thanks!!

Sent from Tapatalk 2
 
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sthomas38

Senior Member
Feb 9, 2012
695
524
Hum okay thanks for your tip! Do you know what line could cause this behaviour? Thanks again :).
 

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    Code:
    /*
     * ~ Please READ ME ~
     *
     * I do not guarantee any successful porting. I am not responsible
     * for bricked devices, dead SD cards, or a broken device. [B]YOU[/B] are
     * choosing to make these modifications, and if you point the finger
     * at me for messing up your device, I will laugh at you. But I will try
     * my best to explain all the necessities, so you won't mess up your Device.
     *
     * ~ END OF AGREEMENT ~
     */

    Before we start, let's read the Title of this Guide. Notice it says: based
    This means, if you do not have a GB/ICS/JB already compiled for your device, then this Guide is useless for you.
    Android Source | Compile GB | Compile ICS | Compile JB ~ Thanks dastin1015 |- Building/Compiling - Durations

    Before you a port a ROM, make sure you asked permission from the Developer!

    This Guide applies the same principle for porting the following: Sense, Lewa OS, JoyOs, MIUI, LiGux OS, etc...

    What you'll need:



    Notes:
    • I will be referring to the following:
      • BASE = The GB/ICS/JB ROM made for your Device only.
      • PORTED = The ROM you are trying to port from.
    • BASE and PORTED must be the same CPU. e.g. ARMv7, ARMv6, ARMv5
    • You must have the same settings in Notepad++ like mine.
    • Ignore the procedure, if the file or folder is not present!
    • BASE & PORTED should be the same Android version.
    • If you are porting a custom GB ROM, then use a GB BASE, the same goes for ICS and JB
    • Make sure both BASE & PORTED are deodexed (It's hard to port an odexed ROM)
    • Final ROM is inside PORTED Folder
      (Don't get confused! This is a Major change from the previous Guide because this method is a lot faster and easier)



    Inside PORTED:​

    Remove kernel:
    • boot.img | zImage | kernel.sin | etc...

    Remove the following inside /system:
    • cameradata
    • tts
    • usr
    • vendor
    • firmware
    • modules
    • wifi
    Now you get 2 options:
    1. Delete bin & xbin & lib folder, but keep libandroid_runtime.so inside /system/lib
    2. Keep bin & xbin & lib folder
    Explanation:
    1. If PORTED has no tweaks or addons to those folders.
    2. If PORTED has tweaks and addons.
    Remove every folder inside /system/etc except:
    • init.d
    • permissions
    • license

    Remove the following inside META-INF:
    • CERT.RSA
    • CERT.SF
    • MANIFEST.MF

    Remove: META-INF/com/google/android/update-binary



    Inside BASE:​

    Move kernel to PORTED:
    • boot.img | zImage | kernel.sin | etc...

    Delete libandroid_runtime.so inside /system/lib

    Move the following inside /system to PORTED:
    (If prompted, select YES to copy and Replace all)
    • cameradata
    • bin
    • lib
    • tts
    • usr
    • vendor
    • firmware
    • modules
    • wifi
    • xbin
    (If prompted, select YES to copy and Replace all)

    Move everything inside /system/etc
    To: PORTED's /system/etc
    (If prompted, select YES to copy and Replace all)

    Move: META-INF/com/google/android/update-binary
    To: PORTED's META-INF/com/google/android/

    For ICS & Newer:
    Move the following inside /system/media to PORTED's media:

    • LMprec_508.emd
    • PFFprec_600.emd



    build.prop​

    Inside PORTED:
    Open /system/build.prop
    Copy & Replace the following:

    • ro.modversion
    • ro.cm.version
    • ro.config.ringtone
    • ro.config.notification_sound
    • ro.config.alarm_alert
    • ro.config.sms_received_sound
    • ro.config.sms_delivered_sound
    • persist.sys.themeId
    • persist.sys.themePackageName
    and anything similar to that, to: BASE's build.prop

    For MIUI:
    Add & Make sure the following values are like this:

    • ro.build.id=MIUI
    • ro.build.display.id=MIUI x.x.x
    • ro.build.version.incremental=x.x.x
    • ro.config.ringtone=MI.ogg

    For Lewa OS:
    Add & Make sure the following values are like this:

    • ro.build.display.id=LeWa_ROM_DeviceNickname_xx.xx.xx
    • ro.lewa.version=LeWa_ROM_DeviceNickname_xx.xx.xx
    • ro.lewa.device=DeviceNickname
    • ro.lewa.swapper.part_path=PORTED's_Value
    • ro.lewa.swapper.flash_swappiness=PORTED's_Value
    • ro.lewa.swapper.sd_swappiness=PORTED's_Value
    • ro.error.receiver.system.apps=com.lewa.fc
    • ro.error.receiver.default=com.lewa.fc

    Make sure the following is for your Device:
    • rild.libpath=
    • rild.libargs=


    Inside BASE:
    Open /system/build.prop
    Highlight from:
    ro.build.tags=
    to: # ADDITIONAL_BUILD_PROPERTIES
    Shown in this picture
    Copy & Replace that highlighted part to: PORTED's build.prop's highlighted part

    Copy everything from: # ADDITIONAL_BUILD_PROPERTIES
    To: the end of the file
    Paste it to PORTED's build.prop
    Shown in this picture



    For XPERIA devices:
    The whole build.prop is untidy and filled with tweaks and addons.
    To edit an XPERIA build.prop you really just need to use your common sense.
    Make sure you follow the above and just decide on your own on what to do ;)



    For HTC devices (Sense):
    The whole build.prop is filled with tweaks, addons and extra libs values.
    To edit an HTC build.prop you really just need to use your common sense.
    Make sure you follow the above and just decide on your own on what to do ;)



    updater-script​

    Inside BASE:
    Move the following, to PORTED:
    (If prompted, select YES to copy and Replace all)
    • META-INF/com/google/android/update-binary
    • META-INF/com/android/metadata
    • META-INF/com/android/otacert

    Open: META-INF/com/google/android/updater-script
    Replace the following values, to PORTED:
    • mount("xxxxxx");
    • format("xxxxxx");
    • retouch_binary
    • The installation of the kernel (Something like: assert(package_extract_file("boot.img",)
    • Take note of the added set_perms & set_perm_recursives that PORTED added. Then replace all set_perm and set_perm_recursive from BASE to PORTED. Put back in the noted set_perms & set_perm_recursive you wrote down, to PORTED's updater-script

    For ICS & Newer itself:
    • If the updater-script in PORTED is modded to have tweaks & addons do the set_perms procedure above
    • Now use BASE's entire META-INF Folder. Copy it to PORTED


    For MIUI v4:
    Add the following values to PORTED:
    • set_perm(0, 0, 06755, "/system/xbin/invoke-as");
    • set_perm(0, 0, 0755, "/system/lib/liblbesec.so");


    For AROMA Installer:
    It's actually too hard & time consuming to explain on how to make the script work on your Device when it came from another.
    So it's best to use BASE's META-INF folder, rather than try to make the AROMA Installer work on your Device. (Becuase it will be time consuming)​



    Porting from a different Manufacturer​

    If you are porting from a different manufacturer like, HTC or Sony, you have to check the kernel from them.


    1. Unpack the kernel from PORTED
    2. Unpack your Device's kernel
    3. Open PORTED's init.rc
    4. Replace the BOOTCLASSPATH from PORTED's init.rc to BASE's init.rc
    5. Compare the two files, and addon to your Kernel's init.rc
    6. Packup/Repack your Kernel



    Porting Wallpapers | Lockscreen Wallpapers | bootanimation​

    Usually you get a wallpaper/bootanimation that doesn't fit your device. Here's a quick tutorial on how to port it to your device.

    Download & Install FreeImageConverter then launch it.
    For Wallpapers & Lockscreen Wallpapers:
    1. Click Add Folder... and add the folder were the wallpapers are
    2. Then click Advanced Convert...
    3. Select Exact Size and set the image quality to 100
    4. Set your Width and Height resolutions for your device.
    5. Uncheck Add "Converted by www.freeimageconverter.com"
    6. Select Leave the same file name and leave the Postfix & Prefix empty. Then set your output in a folder.


    For bootanimation:
    1. Extract /system/media/bootanimation.zip OR /data/local/bootanimation.zip OR /system/customize/resource/bootanimation.zip (For Oxygen ROM, the bootanimation is built into the framework-res)
    2. Do the steps above
    3. Move the new resized folder(s) into your bootanimation workspace
    4. Edit the desc.txt to match your device resolutions
    5. Zip the contents ( folder_name desc.txt )
    6. Set compression method to Store
    7. Delete the extracted bootanimation files
    8. Make sure this new bootanimation.zip is in PORTED



    Logging & DDMS​

    This is very important if your a developer in the Android world. These tools help you debug your device to search for errors or see which processes are running.


    Tutorial - How to Logcat


    Tutorial from Android


    If you want me to help you, don't give me a Logcat from ADB. Instead, give me a screenshot of your DDMS.​



    Review

    • Make sure you did everything inside PORTED first, then work your way up/down to BASE.
    • Did you replace Kernel?
    • Is libandroid_runtime.so from PORTED?
    • Did you edit the updater-script, format & mount values?
    • Make sure dalvik.vm.heapsize is BASE's value inside build.prop
    • Make sure build.prop is mostly for your Device ;)
    • If the Port doesn't boot, try using your own META-INF folder. But backup the previous








    Happy porting! :laugh:
    90
    Frequently Asked Questions

    Q: How do you port a higher CPU ROM to my lower CPU device?
    A: P.M me or any big-name developers. You must already know what to do. The person you P.M will give you extra info... :cool:

    Q: Is it possible to port a lower CPU ROM to my higher CPU device?
    A: I think it'll work (But why would you do this:confused:). If it doesn't boot try changing the DPI values in the build.prop

    Q: How do I make a bigger DPI ROM work on my smaller DPI device?
    A: Resize all PNGs in every app & framework-res using Android Resizer Tool

    Q: Can I Port a smaller DPI device to my device?
    A: Yes. It probably won't run & it wouldn't look good if you did. The icons would be small or if you resized it, the icons would be blurry.​
    9
    Updated the Guide! GO READ! It looks better when I was editing it... :S
    LOL :laugh:
    7
    You say that we can use any ROM as BASE but you don't specify what to use as PORT.
    Can you please clarify that?
    You can port any Rom as long as it's based on CM7/GB/Stock Rom, the same CPU (Armv6, Armv7, Armv5) as your BASE, and it's best to port a Rom from the same manufacturer, if not, you can still do it, just change BOOTCLASSPATH

    there is no /data folder in cyanogen mod from galaxy mini.. wat to do now??
    i m porting cyano from mini to galaxy y
    If there is no data then it's fine to not include it :)

    Peteragent5 your arm7 port rom problem solve from this way?:)
    Lol. No not yet :p
    6
    Added a FAQ section in 2nd post!