LG GW620 Development/Kernel hacking (Have LG source mods + trying to get 2.0 working)

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Bear6009

Member
Jul 30, 2010
39
2
Been watching this thread for weeks now! Great work yall, Cant wait to get my poor eve a much needed update.

I am using a New Zealand branded Gw620f (telecom)

I cant get into fast boot mode, I have searched the crap out of the web for any way to get into it to no avail!

Could anyone help me... Space (space + menu) even holding '1' key on boot is not working, tried with and without battery. Tried without usb, nothing, no fast boot. I am running v10e.
 

Ludoz

Member
Jun 12, 2010
30
8
Been watching this thread for weeks now! Great work yall, Cant wait to get my poor eve a much needed update.

I am using a New Zealand branded Gw620f (telecom)

I cant get into fast boot mode, I have searched the crap out of the web for any way to get into it to no avail!

Could anyone help me... Space (space + menu) even holding '1' key on boot is not working, tried with and without battery. Tried without usb, nothing, no fast boot. I am running v10e.

Downgrade in V10G or V10C with LG-Utils. You'll get fastboot.
 

elefas

Senior Member
Apr 5, 2005
61
22
www.i-m.co
In my original rom I had also greek keyboard (switching between english and greek by pressing caps+space). Is there any way to enable greek input on eclair?

Moreover I have observed when the gsm system is active (i.e. not in airplane mode) the phone gets hot, is that normal?
 

elefas

Senior Member
Apr 5, 2005
61
22
www.i-m.co
What about battery consumption? Took my phone off the charger at 09:00AM fully charged (with gsm, 3g enabled) and by 14:00 the phone shut down, no more battery!!! Is that possible? 5 hours with no calls at all! In my previous post I mentioned that the phone gets warm meaning that it is draining battery but at such rate? Do you have similar issues guys with the eclair rom flashed?
 

Polytheus

Member
May 10, 2010
32
25
System.img V4.1 and boot.img V1.2 are released.
boot.img is on the project page .
system.img here

EDIT:
zagitariuz mirrored it here: http://hotfile.com/dl/58673176/9e47f54/systemV4.1.7z.html
Beware, I packed it wrong. The 7z-file is actually bzip2 compressed.
frankmaier111 repacked it as zip and uploaded it here: http://rapidshare.com/files/410080405/systemV4.1.zip.html

Feel free to use the issue tracker at the project homepage for reporting bugs and enhancements!

CHANGELOG:
ATTENTION: Wipe needed!
Use boot.img V1.2 or higher!

Replaced GoogleContactsProvider by ContactsProvider (sync is handled by GoogleContactsSyncAdapter)
Added Anycut and Rootexplorer
Updated apn list to cyanogen mod's
Upgraded libsqlite to android 2.1
Upgraded libnetutils to android 2.1
Upgraded native database functions,
android_os_MemoryFile,
android_net_NetUtils,
android_graphics_Typeface to android 2.1 by libandroid_runtime_eclair
This library contains the functionality of android 2.1's libandroid_runtime
and is used to overwrite some functions of the libandroid_runtime from
korean-v10t (which we have to use)

Fixed suid for xbin/su and bin/su. This is set in /system/bin/rc.
Now applications can again use root

Fixed Issue 27: directional arrows messed up (thanks saxando4u for reporting)
Fixed Issue 21: Notifications Bar issues
Fixed Issue 18: Wifi issues, will connect to wep but not wpa
But we have to see if my fix works for networks with only WPA or only WPA2 but not both
If you have already configured a network in a earlier version, you have to remove it and then add it again

Security issue: Dropbear is not automatically started on boot
You can change /system/bin/rundropbear if you want it

Fixed signatures for Arc* apps, now market works and and downloading inside the browser works, too
Fixed Issue 17: Cannot import/sync contacts
and additionally details are now shown
(even birthday!)
----

And would someone be willing to write an Installation guide or an FAQ in the project wiki?

---
Howto change the keylayout

---
There is now a donate link on the project page ...
 
Last edited:
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cwhchew

Senior Member
Mar 17, 2010
93
16
System.img V4.1 and boot.img V1.2 are released.
boot.img is on the project page .
system.img here

Feel free to use the issue tracker at the project homepage for reporting bugs and enhancements!

CHANGELOG:
ATTENTION: Wipe needed!
Use boot.img V1.2 or higher!

Replaced GoogleContactsProvider by ContactsProvider (sync is handled by GoogleContactsSyncAdapter)
Added Anycut and Rootexplorer
Updated apn list to cyanogen mod's
Upgraded libsqlite to android 2.1
Upgraded libnetutils to android 2.1
Upgraded native database functions,
android_os_MemoryFile,
android_net_NetUtils,
android_graphics_Typeface to android 2.1 by libandroid_runtime_eclair
This library contains the functionality of android 2.1's libandroid_runtime
and is used to overwrite some functions of the libandroid_runtime from
korean-v10t (which we have to use)

Fixed suid for xbin/su and bin/su. This is set in /system/bin/rc.
Now applications can again use root

Fixed Issue 27: directional arrows messed up (thanks saxando4u for reporting)
Fixed Issue 21: Notifications Bar issues
Fixed Issue 18: Wifi issues, will connect to wep but not wpa
But we have to see if my fix works for networks with only WPA or only WPA2 but not both
If you have already configured a network in a earlier version, you have to remove it and then add it again

Security issue: Dropbear is not automatically started on boot
You can change /system/bin/rundropbear if you want it

Fixed signatures for Arc* apps, now market works and and downloading inside the browser works, too
Fixed Issue 17: Cannot import/sync contacts
and additionally details are now shown
(even birthday!)
----

And would someone be willing to write an Installation guide or an FAQ in the project wiki?

---
Howto change the keylayout

---
There is now a donate link on the project page ...

donated 10 euros :)
 
A

abatrour

Guest
Could someone upload the system4.1 image to another site? That upload.to site is giving me issues.
 

d4m4s74

Senior Member
Mar 1, 2010
71
25
Samsung Galaxy S5
OnePlus 7T Pro
the 7z file linked doesn't open
weird.
does it work for anyone else?

as soon as I can get this to work I will donate

edit, used windows to unzip, changed the extention of the extentionless file to .img and flashed it on, I think it is the right data (I looked at it in a hex editor) but it doesn't boot

just good old don't panic
 
Last edited:
A

abatrour

Guest
I tried downloading it from 2 different computers on 2 different networks with 2 different OS's and I still can't download it. I think that hosting site is screwing up the file.
 

frankmaier111

Member
Jun 7, 2010
8
3
i've repacked the v4.1-system-image to a zip-file and loaded it to rapidshare:
http[:][slash][slash]rapidshare.com[slash]files[slash]410080405[slash]systemV4.1.zip.html

unfortunately i'm not allowed to post a link so i've to do it in this uncomfortable way. sorry for that
 
A

abatrour

Guest
I updated to system 4.1 and ran linpack again, this time I got:

2.223 MFLOPS
Time 2.44



We're getting there ;)
 

zagitariuz

Member
Oct 30, 2006
36
3
BSB
Greetings Polytheus youre great! Everything so far is great with your current firmware. Thanks!

Btw, to assist for those of you not able to download, I uploaded the same file im using, only that I rezip the files using 7zip

http:[slash][slash]hotfile.com/dl/58673176/9e47f54/systemV4.1.7z.html
 

kokojojobobo

Senior Member
May 21, 2010
50
1
Finally, I have android 1.6 zacpod rom on my gw620. Is there any solution for the dialer?it's so annoying.except from this, 1.6 is awesome!the battery isn't as good as it was in android 1.5... I have a question: Do you know how to remove the annoying unlock screen( says something like press menu button)?

this is what I mean

http://i.ytimg.com/vi/P8A72CXfgx4/0.jpg
 
Last edited:

cwhchew

Senior Member
Mar 17, 2010
93
16
Finally, I have android 1.6 zacpod rom on my gw620. Is there any solution for the dialer?it's so annoying.except from this, 1.6 is awesome!the battery isn't as good as it was in android 1.5... I have a question: Do you know how to remove the annoying unlock screen( says something like press menu button)?

this is what I mean

http://i.ytimg.com/vi/P8A72CXfgx4/0.jpg

thats not GW620. Are you sure you are on the right forums ?
 

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  • 11
    And since we're giving away secrets, here is a handy tool to extract those system.mbn files LG ships. This allows you to extract and browse the filesystem easily without having to flash your phone. It's based on unyaffs because that's basically what the filesystem is, but the LG ones don't use OOB data for the fs, but do have some extra data in them (probably checksums) which needs to be skipped.

    Edit: updated unyaffsmbn to preserve uid & guid (if run as root) and timestamps
    2

    I also have V10T - not sure if it's stable or not tho... It's been a looong time since I looked at a 620. http://www.zacpod.com/files/V10T.zip

    Have you checked out OpenEtna? They had some Cyanogen ports that were actually pretty decent.
    2
    introduce Open eve

    Hi,

    Let me introduce openeve firmware.

    http://code.google.com/p/openeve/

    This firmware from the South Korea.

    Openeve has the two version firmware.

    Froyo & Ginger bread

    Froyo verion is Stable version.
    Ginger bread is Test version.

    based on LG official kernel 2.6.32

    So, Fast and Stable.

    But, careful. Openeve made for Korean user.

    Do take care of your regional settings.
    1
    Decompressing the KDZ

    Okay, it took me a while to find the right version of the LG-Utils program to decompress the KDZ file. From those of you following along at home, you want at least version 0.4.2 (the most common version is 0.4.0, which is great if you want to flash your phone with the firmware it appears).

    Okay, for those looking at this thread for the first time, here are a quick set of instructions to get you caught up to ZacPod (as of the 19th anyway).

    (1) Download the firmware: http://csmg.lgmobile.com:9002/swdata/WEBSW/GW620R/ARGSBK/V10c_00/V10C_00.kdz
    (2) Download LG-Utils 0.4.2: http://www.assembla.com/spaces/ks36...eJe5afGb/download?filename=LG-Utils-0.4.2.zip
    (3) Run KP500-Utils-EN.exe (or whatever language you prefer out of the available choices) and select I to extract the KDZ.
    (4) Open the resulting CAB file and extract the DZ file.
    (5) Download DZExtract: http://www.frenchcoder.com/upload/DZExtract-V0.2.zip
    (5) Use DZExtract to extract the MBN files:
    Code:
    DZExtract -x GW620RAT-V10c-OCT-21-2009-RGS-CA_DZ+0.dz C:\extractedTo\

    Voila, lots of MBN files: amss.mbn (8717kb), partition.mbn (0kb), qcsblhd_cfgdata.mbn (0kb), qcsbl.mbn (32kb), oemsblhd.mbn (0kb), oemsbl.mbn (150kb), amsshd.mbn (0kb), appsboothd.mbn (0kb), appsboot.mbn (215kb), zImage_Ramdisk.mbn (2030kb), System.mbn_0 (95089kb), System.mbn_1 (12158kb)

    Now, the zImage_Ramdisk likely contains the kernel. The question is if there is anything else in there. In a hex editor, it starts with the string "ANDROID!" and later on has "mem=88M console=ttyMSM0 androidboot.console=ttyMSM0". Running strings on the mbn files might yield interesting tidbits.

    System appears to be too big and was broken into two pieces ... I suspect it needs to be put together again before it will be of any use.

    amss.mbn is intriguing ... it starts with the string ELF, which is common of linux executables. Not sure what the smss.mbn is. There are also page after page of "empty" sections (all null's). Are there multiple files in here? I don't think this is a filesystem ...

    partition.mbn is kind of interesting too. It contains the strings MIBIB, WALLPAPER, OEMSBL2, DLOAD, AMSS, APPSBL, FOTAUSD, FOTAPKG, ZIMAGE, SYSTEM, DRM, CACHE, and USERDATA. I'm assuming it defines the partition tables.

    The question really is, what are these mbn files? They don't look like filesystems, but I'm not really familiar with YAFFS2.

    This thread here:
    http://xdaforums.com/showthread.php?t=399249
    Talks a lot about the DZ file format and there is some discussion about MBN files.

    However, it doesn't appear they are in any special format so I tracked down the YAFFS specs (http://www.yaffs.net/yaffs-spec). I'm hoping they might shed some light on what these files really are. Some notes on YAFFS2 are here: http://www.yaffs.net/yaffs-2-specification-and-development-notes, but they are rather out of date.
    1
    Since this thread got revived I may add my 2 cents to the discussion!

    First of all, it seems that the homepage of http://openetna.com/ went down (also the forum and wiki) - i will try to contact cwhchew to find out what happend...

    Secondly, there has been some development for the LG GW620, so this i want to sum up here:

    OpenEtna - the last version based on Android 2.2.1 available on http://code.google.com/p/openetna/ is Openetna V6.3-rc7

    But there has been also some development on Android 2.3.7, there was a project started called openEve.

    OpenEve - There is a port of CyanogenMod 7.2.0-RC0 on the page http://code.google.com/p/openeve/ - also there is a alpha port of Android 4.0.3 available there (CM9 ICS 4.0.3) dated on 2012-01-13

    And finaly there is a project called openEve-continues which is based on the released CyanogenMod 7.2.0 available here: http://code.google.com/p/open-eve-continues/ - it is dated on 2012-07-27

    I hope this helps someone to find the right custom firmware for the good old GW620!

    I also started a entry for the LG GW620 on the XDA wiki: http://xdaforums.com/wiki/LG_GW620