Kernel for stock based custom ROMs - Xperia SP Q&A, Help & Troubleshooting

I dont want to unlock bootloader, so I would like to know if stock kernel is ok for custom ROMs or should I unlock bootloader and flash any custom kernel too?

II use exiastenz with stock kernel. I tried other kernels as well but after all I went back to stock kernel. But. I stay with unlocked bootloader while I can easily bring back my phone to life after messing too much in system when I recieve a bootloop at Sony logo I just flash doomlord kernel with cwm and then I can flash everything else. But with normal use I prefer stock kernel. Don't need to overclock with such hardware. Don't need to emulate cdrom or other stuff. Don't have time for that. Maybe a year ago but now I don't test new features.
As a summary. Is worth to have unlocked bootloader. But for normal using of device use stable stock kernel and .201 software.
You have to know that some of non stock ROMs NEED special kernels. CM 11 for example.
Wysłane z mojego C5303 przy użyciu Tapatalka

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smogf said:
As a summary. Is worth to have unlocked bootloader. But for normal using of device use stable stock kernel and .201 software.
You have to know that some of non stock ROMs NEED special kernels. CM 11 for example.
Click to expand...
Click to collapse
Yes, I know some about stock and non stock ROMS and when non stock kernel is needed. I had Live with Walkman (Xperia 11) and I needed kernel to OC because 1GHz was not enough and there were plenty of various kernels. Yet it was the only my android device so I need to renew my knowledge base.
So you would say, that stock kernel is enough? Or is it that custom kernels for SP does not differ much from stock kernel?
Also, if I want to flash CWM (recovery menu), do I need to unlock bootloader?
Is warranty void with root or it has nothing to do with warranty?

le grande magnetto said:
Yes, I know some about stock and non stock ROMS and when non stock kernel is needed. I had Live with Walkman (Xperia 11) and I needed kernel to OC because 1GHz was not enough and there were plenty of various kernels. Yet it was the only my android device so I need to renew my knowledge base.
So you would say, that stock kernel is enough? Or is it that custom kernels for SP does not differ much from stock kernel?
Also, if I want to flash CWM (recovery menu), do I need to unlock bootloader?
Is warranty void with root or it has nothing to do with warranty?
Click to expand...
Click to collapse
In my opinion Xperia SP has enough hardware to normal use, and also heavy gaming. Stock Kernel have all features which I need. OTG work, I dont overclock my CPU, more... I underclock my CPU frequenzy. I dont want support of NTFS and other things which can you find in custom kernels. So stock Kernel is enough.
Warranty. You Void your warranty when you unlock your bootloader. But you can always relock it, flash stock ROM and you will have your waranty again.
You dont have to unlock your bootloader to flash (install) recovery. You need root only.

Related

[Q] Help!!

What's stock kernel??And what's latest kernel?I found the words many times in many threads in this forum.Who can help me.Thank you in anvance.
i dont know the correct term but kernel is the thing that kinda complete a rom. u can open about phone under setting in ur phone to see ur current kernel. that is stock kernel.
some roms require certain kernel to enable the rom to works, n some roms can work properly with stock kernel or optional to use with custom kernel.
there are 3 kernels available now for x8, n the latest is nAa v07, however, note that the latest kernel doesnt means that it will provide the best performance. its just depends on the matter of whether the kernel is compatible or not with the rom
Sent from my E15i using xda premium
Kernel is generally drivers in between your rom and your phone hardware..
Stock kernel is the kernel which is installed by default from the manufacture company.
Custom kernels are kernels made by developers to work better of the roms with the hardware..
sorry for bad english

How to start from "zero"?

Hello, I'm kinda newbie at this...
I have an Xperia X8 e15a with manufacturing date 11W11 @ stock kernel, running with GDX v026.
but lately I've noticed that my phone is too slow... even when I get incoming calls, its hard to slide the bar and answer them, so I want to know how can I speed up my phone. I'm thinking of changing the ROM to PrimeHD or other ROM that is faster.
I also think of the possibility of changing to a custom kernel but I'm afraid of bricking it because I remember this phone was from X company and I entered a code on internet and now it works for Y company, so I don't know if thats a real SIM unlock (bootloader unlocking says the phone must be sim unlocked). Oh... and I wonder if I could make a swap partition... I don't really know how to do it, I've just made them on my PC so I'm not sure if I can do it on my phone.
I feel like my phone is messy... I've seen 2 kinds of recovery tools and I just wanna have one (CWM and xRecovery). Does full wipe delete them? I would like to go back to the very begginig (without unrooting lol) and then change everything from the start :S.
Thanks.
PD: long story short:
What ROM is fast?
how can I make a swap partition?
can I unlock the bootloader to have a custom kernel? (having in mind that I introduced a code online to "unlock" my SIM)
sebasura said:
Hello, I'm kinda newbie at this...
I have an Xperia X8 e15a with manufacturing date 11W11 @ stock kernel, running with GDX v026.
but lately I've noticed that my phone is too slow... even when I get incoming calls, its hard to slide the bar and answer them, so I want to know how can I speed up my phone. I'm thinking of changing the ROM to PrimeHD or other ROM that is faster.
I also think of the possibility of changing to a custom kernel but I'm afraid of bricking it because I remember this phone was from X company and I entered a code on internet and now it works for Y company, so I don't know if thats a real SIM unlock (bootloader unlocking says the phone must be sim unlocked). Oh... and I wonder if I could make a swap partition... I don't really know how to do it, I've just made them on my PC so I'm not sure if I can do it on my phone.
I feel like my phone is messy... I've seen 2 kinds of recovery tools and I just wanna have one (CWM and xRecovery). Does full wipe delete them? I would like to go back to the very begginig (without unrooting lol) and then change everything from the start :S.
Thanks.
PD: long story short:
What ROM is fast?
how can I make a swap partition?
can I unlock the bootloader to have a custom kernel? (having in mind that I introduced a code online to "unlock" my SIM)
Click to expand...
Click to collapse
1st check with s1too is you have sim lock certificate(if yes, you can unlock your bl)
2 you can try yourself there is no perfect rom for everbody
You need a partition on your sd for use swap
Sent from my E15i using xda premium
I just unlocked my phone...
Well I know there's no perfect ROM for everybody, but I'm just asking for some recomendations on fast ROMs... :B
is PrimeHD fast? is any other ROM faster than GDX?
And about the swap partition... is there any requirements? I remember I wanted to do it back then but I don't remember why I didn't xD
thanks
If you've already unlocked bl, switch kernels. That would help a lot.
Sent from my X8 using xda premium
sebasura said:
I just unlocked my phone...
Well I know there's no perfect ROM for everybody, but I'm just asking for some recomendations on fast ROMs... :B
is PrimeHD fast? is any other ROM faster than GDX?
And about the swap partition... is there any requirements? I remember I wanted to do it back then but I don't remember why I didn't xD
thanks
Click to expand...
Click to collapse
Unlocked bootloader ? Flash Alfs kernel for cm7 and then flash the rom GingerZaraki..
buttery smooth.
I'm running aAa kernel and PrimeHD and it's very well for now
I will try that combination too, thanks
pd: would a swap partition actually help? is it recomendable?
for smooth rom u just need custom kernel
sebasura said:
I'm running aAa kernel and PrimeHD and it's very well for now
I will try that combination too, thanks
pd: would a swap partition actually help? is it recomendable?
Click to expand...
Click to collapse
i think for gb roms you dont need swap..
sebasura said:
I'm running aAa kernel and PrimeHD and it's very well for now
I will try that combination too, thanks
pd: would a swap partition actually help? is it recomendable?
Click to expand...
Click to collapse
IMO you don't need swap at all for GB.
Still if you want to, use it with a class 6 or 10 sdcard
Need help installing Recovery on Stock kernel
Hello All,
I was using CyanogenMod7 @ FXP kernel and had reverted back to Stock Kernel + Rom. Now I just want to try Custom ROMS over STOCK Kernel but couldn't find a way to install CWM on Stock Kernel for my W8 Device.
I want to use FDE 4+, but that too requires CWM to be installed over Stock Kernel, and I seriously don't know how to do this.
Someone please provide me a link/tutorial/guide to do the same.
trivalent said:
Hello All,
I was using CyanogenMod7 @ FXP kernel and had reverted back to Stock Kernel + Rom. Now I just want to try Custom ROMS over STOCK Kernel but couldn't find a way to install CWM on Stock Kernel for my W8 Device.
I want to use FDE 4+, but that too requires CWM to be installed over Stock Kernel, and I seriously don't know how to do this.
Someone please provide me a link/tutorial/guide to do the same.
Click to expand...
Click to collapse
this is what you're looking for?
http://forum.xda-developers.com/showthread.php?t=1552873&highlight=cmw+recovery
GOD said:
The search bar is your friend
Click to expand...
Click to collapse
Maybe you should give GDX another try, now that you have unlocked your bootloader. I used to use GDX with stock kernel, but like 14days ago I unlocked my bootloader and flashed ALFS kernel for GDX and now the ROM is like it never was before, super smooth and fast.
trivalent said:
Hello All,
I was using CyanogenMod7 @ FXP kernel and had reverted back to Stock Kernel + Rom. Now I just want to try Custom ROMS over STOCK Kernel but couldn't find a way to install CWM on Stock Kernel for my W8 Device.
I want to use FDE 4+, but that too requires CWM to be installed over Stock Kernel, and I seriously don't know how to do this.
Someone please provide me a link/tutorial/guide to do the same.
Click to expand...
Click to collapse
x8 toolbox

About MiniCM9-3.0.4 on STOCK KERNEL

I want to clarify if it ever works in stock kernel? because mine is not possible to unlock bootloader, I want to change my CUSTOM ROM from CM7 to ICS ROM. Many also ask if it ever works on STOCK kernel.
jepoy25 said:
I want to clarify if it ever works in stock kernel? because mine is not possible to unlock bootloader, I want to change my CUSTOM ROM from CM7 to ICS ROM. Many also ask if it ever works on STOCK kernel.
Click to expand...
Click to collapse
i dont think nAa will develop stock version
minicm 9,10 on stock kernel is impossible.
Its impossible to run CM9+ with stock ROM. it requires swap(I guess) and some tweaks + libs that requires with custom kernel.
Correct me if I'm wrong.
-HuntDX- said:
Its impossible to run CM9+ with stock ROM. it requires swap(I guess) and some tweaks + libs that requires with custom kernel.
Correct me if I'm wrong.
Click to expand...
Click to collapse
Yes you guess !
Man on stock it's just 165mb of ram,so we can't made cm9 for stock rom! On custom is 184mb!
Sorry bro, if u want ICS for stock kernel,
there is a one, but it has so many bugs. You can try that if u really want.
Good Luck
Sorry dude it wont.....our kernel dont really support ics...so....
NO....it wont..
Sent from my GT-S5570 using xda premium
If you want rom for stock kernel, only Gb not isc. :<

[Q] Install custom rom locked bootloader

Can someone tell me hwo to install a rom on locked bootloader? every rom works? i have custom recovery installed but i wanna know if every rom works.
Can someone give the complete guide to install a rom on a locked bootloader and also the roms available pls
Stock based ROMs only. Every stock based ROM I have seen in this sub have directions on how to flash the ROM to both locked and unlocked bootloaders.
wazowpt said:
Can someone tell me hwo to install a rom on locked bootloader? every rom works? i have custom recovery installed but i wanna know if every rom works.
Can someone give the complete guide to install a rom on a locked bootloader and also the roms available pls
Click to expand...
Click to collapse
The answer is no.
Custom roms require unlocked bootloader as they have tweaked kernels and host of other changes
you can flash only stock based modified roms on locked bl
androidtweaker1 said:
The answer is no.
Custom roms require unlocked bootloader as they have tweaked kernels and host of other changes
you can flash only stock based modified roms on locked bl
Click to expand...
Click to collapse
stock based roms are also custom roms lol........................what he can't do is install a custom kernel and that's why he can't install a cm/aosp rom
3pacson said:
stock based roms are also custom roms lol........................what he can't do is install a custom kernel and that's why he can't install a cm/aosp rom
Click to expand...
Click to collapse
It was implied on the quote I made, there was nothing "lol" about that
androidtweaker1 said:
The answer is no.
Custom roms require unlocked bootloader as they have tweaked kernels and host of other changes
you can flash only stock based modified roms on locked bl
Click to expand...
Click to collapse
The answer is YES !
Do your research better, because custom roms have also init.d support for locked bl with tweaks like my rom, so please dont give people false information oke !
Send from my XZ With My Own Personal Modified MoonWalker SuperB !
Pandemic said:
The answer is YES !
Do your research better, because custom roms have also init.d support for locked bl with tweaks like my rom, so please dont give people false information oke !
Send from my XZ With My Own Personal Modified MoonWalker SuperB !
Click to expand...
Click to collapse
You could have said that in a subtle manner.
Also but not able to install custom roms I mean custom roms with custom kernel.
Pandemic said:
The answer is YES !
Do your research better, because custom roms have also init.d support for locked bl with tweaks like my rom, so please dont give people false information oke !
Send from my XZ With My Own Personal Modified MoonWalker SuperB !
Click to expand...
Click to collapse
The correct answer is NOT ALL !
You cannot install AOSP based ROM's on locked BL (CM, Paranodi, PacMan etc.)
custom roms - yes providing stock based
custom kernel based roms - no
people seem to be mixing and matching here, custom rom doesn't necessarily mean roms like paranoid android/cm/aosp roms which DO require a custom kernel and unlocked boot loader
stocked based custom roms do not require a kernel so can be put on a locked bootloader
if someone says custom rom they it is not necessarily implied they will need a custom kernel to go with it
Richy99 said:
custom roms - yes providing stock based
custom kernel based roms - no
people seem to be mixing and matching here, custom rom doesn't necessarily mean roms like paranoid android/cm/aosp roms which DO require a custom kernel and unlocked boot loader
stocked based custom roms do not require a kernel so can be put on a locked bootloader
if someone says custom rom they it is not necessarily implied they will need a custom kernel to go with it
Click to expand...
Click to collapse
That's what I as telling all way along

[Q] Overclocking Xperia V

As far as I understand there are values in the kernel that need to be modified to allow overclocking. Most custom ROMs come with modified kernels that allow this. I have a stock 4.3 rom with custom recovery and root. Is there a way to use one of the kernels from those custom ROMs? And is a 4.4 kernel compatible with Android 4.3? Rebuilding a kernel from scratch is beyond my powers and I don't want to mess with this or go that deep
Thanks in advance for any reply.

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