(Q) Benefits of unlocking boatloader?? - XPERIA X10 Q&A, Help & Troubleshooting

I know by unlocking it we can install custom Roms but
1. Are there any other benefits?
2. Are Roms for unlocked boatloaders better than those for locked ones??
3. Hear a lot that cyanogenmod & MIUI are for unlocked boatloaders & they are great
But also hear that CM is laggy & MIUI has Chinese parts in it
Is it true??
4. Both CM & MIUI have camera problems also
Can we fix them??
I mean can it be made to work again??
5. How do u unlock boatloader?
Plz if someone could answer my questions it would be nice
Sent from my X10 using xda premium

A definate pro is the vast amount of custom roms that would otherwise won't work on locked ie, miui, cyanogen and faster overclocked custom kernel ie doomkernel also the cm Roms on locked kernel is more or less lag free and much more fluid than stock roms and oodies miui is flawless and lag free
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5.Look at the stickies guide by Crowds.
Sent from my X10i using xda premium

Hi,
1/ The main benefits, i think, is taht you can install another kernel... DooMKerneL, ThKernel, KcKernel... once you did it, the recovery mode is always here, you can always make a backup, install a zip via Xrecovery or CWM... etc...
2/ The roms are the same but you may have less problem because the kernel is not bypassed...
3/ Don't know, but if so much people use them, it may be because they are great roms... You also have FeraLab Rom, DiXperia Rom, DonutHD Rom, X10S by Championswimmer and others...
4/ You just have to wait they fix the pb... the roms based on stock one don't have this kind of pb
5/ You have a search button ... Anyway i'm in a good mood look at the Flashtool guide by Crowds in my signature...

Related

How to boot custom kernels

hi,
ok here's the deal i hav an xperia runnin on this:
http://forum.xda-developers.com/showthread.php?t=900441
and and on bb 52...
but i hav been looking around all over xda and cannot seem to find a general method of bootin custom kernels... i really want to use the lastest custom kernel for my xperia to use droidwall...
i hav managed to do most of it.. that a custom rom and flash a bb (52) no probs.. but this doesnt seem to work pleezz help..
http://forum.xda-developers.com/showthread.php?t=1055930
Sent from my X10 TripNMiUI using XDA Premium App
joseph_pires said:
hi,
ok here's the deal i hav an xperia runnin on this:
http://forum.xda-developers.com/showthread.php?t=900441
and and on bb 52...
but i hav been looking around all over xda and cannot seem to find a general method of bootin custom kernels... i really want to use the lastest custom kernel for my xperia to use droidwall...
i hav managed to do most of it.. that a custom rom and flash a bb (52) no probs.. but this doesnt seem to work pleezz help..
Click to expand...
Click to collapse
Droidwall is not yet possible on our x10 due to kernel issue, booting a custom kernel is easy, flash the older miniloader on the page mentioned before, and boot custom kernel. I personally will not use custom kernels as it drains battery and makes not much difference compared to stock kernel which would be more stable.

[Q] xRecovery + MIUI Rom - confused!

Hi,
I am currently on WBv6 ROM with Doom Kernel v4 with OC/UV and want to go for a MIUI ROM - but don't want change my kernel and I dont want to flash CWM. (because I will be frequently switching between MIUI and WB ROMS)
I had a look at all the MIUI ROMS in the dev thread and I really like the Alexander's ROM. I guess it;s the most stable one out there but it needs a different kernel and CWM.
There is another version by Cobra which works with xRecovery but it has it's own bugs and not stable yet.
Which ROM should I go for, so that I dont have to change the kernel and xrecovery?
MIUI Rom requires CWM recovery. So I would suggest you to flash the developer's kernel which will be CWM. Install MIUI. Then flash doom's bootmanager. So in boot manager you can get xrecovery and switch between two rom's. Try and see.
Any issues I wont be responsible.
So basically I will need to unlock my bootloader, right?
Also, does Boot Manager allow you to dual-boot (have 2 roms and switch between them, similar to dual boot in windows)?
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I dont know about switching ROMs. Thats the reason is said, you need to try. I think backup and restoring Rom on xrecovery might work.
Last week I had seen some app on market, it said the user can switch between 5 Roms. ;-)

[Q] X10i -- What i can?

Can I flash every ROM to x10i from x10 android dev. ?
And can I flash x10i with newest Official Rom by old tutorial?
Thanks for your answers.
And if you don't want to help me, do not write to this thread.
Yes i use search, but every people can find every thing.
Sometimes somebody need a help.
Yes, you can flash every rom in x10 android development.
What do you mean with "newest rom by old toturial"?
Sent from my X10 using xda premium
Yes
So it is posible ? I dont to brick my phone.
On psp when you flash custom firmware on official 6.XX later you can brick you psp. (its only example)
But therefore I ask.
So I can flash every x10(i) with any rom. And it's not dependent on actual rom. Yes or no ?
Sorry for my english :/
nokimey said:
Yes
So it is posible ? I dont to brick my phone.
On psp when you flash custom firmware on official 6.XX later you can brick you psp. (its only example)
But therefore I ask.
So I can flash every x10(i) with any rom. And it's not dependent on actual rom. Yes or no ?
Sorry for my english :/
Click to expand...
Click to collapse
Some roms depend on bootloader lock/unlock
CheerS!
Milton --> From Sony Ericsson Xperia™ on ROM : "ThGo2 v11"
using XDA premium
" hit thanks if someone's nice to you! "
Yes, if you make everything according to instructions
what to be published with firmware.
Roms & Rom Availability
nokimey said:
Can I flash every ROM to x10i from x10 android dev. ?
And can I flash x10i with newest Official Rom by old tutorial?
Thanks for your answers.
And if you don't want to help me, do not write to this thread.
Yes i use search, but every people can find every thing.
Sometimes somebody need a help.
Click to expand...
Click to collapse
The X10's flash mode is hard coded in.. so if you set up the flashtool, you can always revert back to a stock original or branded rom. Even if you crash in the middle of rom install, you still have the ability to go back using the flash tool or SEUS repair.
Most roms are a continuing project and in different phases of it.. some are from scratch and some are ports from other phones, all roms have different abilities and perks to running them. CM7 roms give extended system tweaks, and MIUI roms are almost a totally different framework altogether, but they are very smooth.
Kernels are the linux system behind it all, some roms will wipe the original kernel and replace it.. or if you go through the amazing process of unlocking your bootloader, you can have the actual kernel itself replaced.. the perks of this are mostly for overclocking & undervolting to get better performance and/or battery life.
I find no matter which dirrection I go with a rom or kernel, it always seems to have its significant advantages.. If you run into a jam feel free to PM me and I will try and guide you in what ever your venture is, I think I have installed every rom at 1 time or another lol.. best of luck!
even if u brick it can be easily resolved to the normal state...only sometimes it becomes a big pain in a** !! else its cool to go around flashing !!!
skanman said:
The X10's flash mode is hard coded in.. so if you set up the flashtool, you can always revert back to a stock original or branded rom. Even if you crash in the middle of rom install, you still have the ability to go back using the flash tool or SEUS repair.
Most roms are a continuing project and in different phases of it.. some are from scratch and some are ports from other phones, all roms have different abilities and perks to running them. CM7 roms give extended system tweaks, and MIUI roms are almost a totally different framework altogether, but they are very smooth.
Kernels are the linux system behind it all, some roms will wipe the original kernel and replace it.. or if you go through the amazing process of unlocking your bootloader, you can have the actual kernel itself replaced.. the perks of this are mostly for overclocking & undervolting to get better performance and/or battery life.
I find no matter which dirrection I go with a rom or kernel, it always seems to have its significant advantages.. If you run into a jam feel free to PM me and I will try and guide you in what ever your venture is, I think I have installed every rom at 1 time or another lol.. best of luck!
Click to expand...
Click to collapse
Thank you for taking time and explaining roms to us noobs.
Sent from my X10i using xda premium
You can depending on what the u u want to flash.
some roms require the bootloader to be unlocked, and some don't so. Be cautious if not the phone will get. Stuck in a boot loop, in se logo.
Sent from my x10 using XDA App
Make sure that you flash the correct kernel too..
For example: WolfBreak V7B6 + DooMKerneL V06..
MIUI + MIUI kernel....
WolfBreak V7B6.. I felt the difference..LOL

What's the difference between rom and kernel?

Hey noob here.
Lots of.time I.see ppl saying this rom and that rom ....and lots of time I see ppl saying trip kernel or some feral kernel or something ...what's the difference?
Rooted x10i running stock 2.3.3
Sent from my X10i using xda premium
hi
i myself googled it (kernel) that is and what i found was something like this
the kernel itself is what controls all the processes, inputs (hardware and software inputs), controles the fysic and virtual memory etc etc.
and the rom itself (this is with out goggling could be wrong) is the software like compared to your pc it would be windows, linux, etc
hope ths helped had to translate so hope you understand!
Thanx ! ! But I still don't understand .... I mean can v be on the stock rom n hav a different kernel? Or can v hav a different rom on the stock kernel?
Sent from my X10i using xda premium
im pretty new to this myself and i've noticed there's so many different choices of roms and kernels out there so what i can tell you are the things i read and and have done/noticed so far.
first of yes i believe you can stay on stock and use another kernel (i actually went with CM7 Zmod first then changed kernels)
second ive seen most roms giving a link to a custom kernel aswell
custom kernel pros are somewhat explained in the following:
* i remember reading that the stock kernel kept on going even while its not needed
*so i installed the doomkernel V6 (CAUTION theres a difference between kernels for locked/unlocked bootloaders)
wich allowed me to set the cpu as i pleased (by another application wich i saw people using in videos etc. ''no frills CPU control'')
i did this before unlocking the bootloader and i noticed the difference in battery consumption aswell
theres so many different options in how to set the kernel that youre better of wiki'ing em . thats what i did and helped alot in understanding what it does.
sorry for all the info you didnt ask for but it might be usefull for later on ??
Yea definitely damn useful!!!!! So frm ur point, should I.change my kernel? Cuz I don't want to flash custom rom. Camera doesn't.work.best. and games don't seem to work properly on.this present stock.kernel of Sony ( srsly PES worked better on 2.1 !)
Sent from my X10i using xda premium
Oh and I also want to.overclock my device xD
Sent from my X10i using xda premium
im actually overclocking aswel but in moderation i suppose
theres one higher in Mhz wich i dont use because of the following.
1 im learning
2 scared
mainly because i saw this line
v06 (only for EXPERIENCED TESTERS) [OVERCLOCKED VERSION] {DEVICE MAY NOT BOOT} ( min/max: 128Mhz/1228Mhz )
and as youl see its not that different in Mhz as this one
v06-1113 [medium OVERCLOCK VERSION] ( min/max: 128Mhz/1113Mhz )
so its all out there but im pretty carefull on reading up first and then trying
ive pretty much got it all working on the first try
* CM7 Zmod
* unlocking the bootloader (meaning instead of loading stock kernel first, cancelling this, rebooting custom kernel it just goes straight to the last step (faster!))
*doomkernels V6 unlocked bootloader kernel
So I should unlock my bootloader n then change my kernel to.which ever u r on ( while being on stock 2.3.3 rom) n then overclock it ...logically n technically is what I'm saying is right?
Sent from my X10i using xda premium
while i was looking for this i also found that he submitted kernels for stock roms wich i didnt use so im not sure why tbh :s
i believe that the CM7 Zmod isnt an actual ''rom'' aswell but a port (whatever that means )
so that means im using the stock rom with this ''mod'' and the V6 kernel non stock rom and evrythings bin working fine for about 2 weeks now
rom = like windows xp software
kernell = using software to mod the motherboard so its compatible with the rom
So can I stay on stock rom n change my kernel?
Sent from my X10i using xda premium
whatever you use should be you're choice i suppose but what i did was .
get the kernel for the LOCKED bootloader first theres plenty of em out there.
dont forget the app youl need to control the cpu itself
ive seen posts of people refusing to unlock there bootloader mainly because you can mess up and brick (destroy) your phone
so whatever you do . dont unlock it untill some more exp. people explain what its all about.
im not sure so dont believe me on the following.
i believe it was something about unlocking it and doing a full wipe or such means youl do A FULL WIPE bye bye xrecovery and an endless bootloop
because xrecovery isnt or wasnt (fixed or not) build in the custom kernel
so untill then be safe theres plenty of roms/kernels etc to try with a locked bootloader so you'll wait 15 sec longer for the extra booting thats required
only reason i did it was to go straight to the custom kernel and to multi boot roms meaning i can try out other roms and still keep the one most stable for daily use.
What is perhaps the most prominent use for unlocking the booloader is that u can have your recovery built-in at kernel level (as is the case for pretty much every ulbl kernel), meaning u will always have recovery on ur phone
Sent from my Xperia X10 using XDA
That's it? For just having recovery u need to unlock bootloader?
Sent from my X10i using xda premium
no no hes saying ''at kernel lvl'' you even got recovery with your locked bootloader if im not mistaken ? (think you told me in some post)
so if i understand it it means even if doing full wipes etc youl always have xrecovery cause its build in on kernel lvl (so build in your custom kernel)
No I mean that if u flash to stock or anything usually u would break recovery but with ulbl it ALWAYS there. There are other reasons too (like extra schedulers and governor's for CPU)
Sent from my Xperia X10 using XDA
Do any of u know how to increase 3g performance?
Sent from my X10i using xda premium
mean speed wise or signal strength ?
---------- Post added at 02:40 PM ---------- Previous post was at 02:31 PM ----------
anyways this is what i found speed wise read it carefully seems you have to manually change some lines according to you're provider etc.
http://forum.xda-developers.com/showthread.php?t=951765
good luck!
Hey, I'm interested in this so I'm gonna jump in on the conversation.
I've read that with an unlocked bootloader, the recovery is built in at the kernel level, and from my limited knowledge I thought the kernel resides in the boot partition. Why wouldn't the recovery be in the recovery partition? Is their a recovery partition?
When I did a nandroid backup, I notice that it only backed up the sys, data and dalvik. Maybe theres no boot or recovery partition.... I'll eventually learn all the answers I need, I figured this was a good thread to ask some of these questions.
I really hav no idea ....I myself am.trying to pick points from here
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[n00b Question] Why install a custom kernel?

Hey y'all,
I'm going to feel like a bit of an idiot writing this given I've been using the XDA forums for close to 2 years now, but why should I install a custom 3rd party kernal?
I've unlocked my bootloader (finally) to get android 4, and as I understand I can now install custom kernels if I so wish. I'm not too bothered about the process or requirements for doing it, I'll cross that bridge if/when I get to it xD
I understand it can really mess up your system too, so why should I mess around with it for only (minor?) Improvements?
Also, why do custom ROMs have their own kernels? How does a ROM interact with a kernel?
I'm sorry if these is a really stupid questions. Just one of the few things I've wanted to ask for a while now :')
Any good replies will be rewarded with internet cookiez!! Or a click of the like button, you decide and write which you want in the reply xD
Thanks in advance guys
Joshh465
Sent from my ST15i using xda app-developers app
Using custom kernels with custom roms enhance tha rom cos most custom roms work more better on custom kernels...
A custom kernel can be pre-rooted, support OC, vpn support & many more... Some Custom kernels re better dan stock kernel is terms of battery life, smooth & respond!
Messing with tha system can help alot by removing bloatware which slows tha phone & occupy spaces & also customize yur mobile to yur taste!
Joshh465 said:
Hey y'all,
I'm going to feel like a bit of an idiot writing this given I've been using the XDA forums for close to 2 years now, but why should I install a custom 3rd party kernal?
I've unlocked my bootloader (finally) to get android 4, and as I understand I can now install custom kernels if I so wish. I'm not too bothered about the process or requirements for doing it, I'll cross that bridge if/when I get to it xD
I understand it can really mess up your system too, so why should I mess around with it for only (minor?) Improvements?
Also, why do custom ROMs have their own kernels? How does a ROM interact with a kernel?
I'm sorry if these is a really stupid questions. Just one of the few things I've wanted to ask for a while now :')
Any good replies will be rewarded with internet cookiez!! Or a click of the like button, you decide and write which you want in the reply xD
Thanks in advance guys
Joshh465
Sent from my ST15i using xda app-developers app
Click to expand...
Click to collapse
For the most part, using a custom kernel or the stock kernel is better for a variety of reasons. Mainly, the custom kernels are usually always better than the stock they are based on. They generally run smoother and faster. Yes they are definitely improvements, whether they are small or big, they are still improvements.
Depending on if you are going to use CM roms or even AOKP roms, over stock roms (roms based on stock firmware) will depend on the need of a custom kernel. If you want to run CM or AOKP then yes you will have to use a custom kernel. If you are just running a stock rom, whether it is based on stock or it is the stock firmware, then you dont necessarily need a custom kernel, the stock kernel will work.
But if you want my input, then i would say go for a custom kernel anyway, even if you are on stock. The benefits out weigh the drawback if you can even call them drawbacks.
Hope I've helped,
Cheers,
Evil.
The way I see it is like this.
Suppose you get a PC with a BIOS and OS locked.If you can flash a newer/modified/improved BIOS along with a tweaked OS,wouldn't you do it sooner or later?!
N.
Sent Using One Of My 5 iPads.
Well, after your quite comprehensive replies, I'm now onto my second custom kernel and haven't had a bad thing to say about either of them.... Cheers guys!!
Sent from my ST15i using xda app-developers app

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