[Q] Flashing ftf and kernel both - Sony Ericsson Xperia Neo, Pro

As I can see that in installing new Zelly Cream rom they have mentioned that after flashing a stock .587 ftf file install your desired kernel. Whats the point of flashing a desired kernel over a .587 ftf stock kernel. Or in other ways why do we need to flash a .587 ftf file when we are anyway going to flash it with a custom desired kernel. Does it make any sense or does it have any impact over it to flash multiple kernels. Please anyone do explain Thanks.

tim.mathew05 said:
As I can see that in installing new Zelly Cream rom they have mentioned that after flashing a stock .587 ftf file install your desired kernel. Whats the point of flashing a desired kernel over a .587 ftf stock kernel. Or in other ways why do we need to flash a .587 ftf file when we are anyway going to flash it with a custom desired kernel. Does it make any sense or does it have any impact over it to flash multiple kernels. Please anyone do explain Thanks.
Click to expand...
Click to collapse
if u dont flash stock firmware before flashing any rom, u may face bootloop.. thats why OP of that rom said to flash stock firmware first...
when u flash any custom kernel the stock kernel will be replaced.. u can also exclude the stock kernel while flashing the stock firmware in flashtool.. custom kernels has many pros over the stock kernel, like built in cwm, oc, governor, I/O, performance boost etc..

Related

Question about installing new rom

Hello all. I decided to install Hybrom on my Xperia mini pro (sk17i) but i'm little confused at the moment and don't know what to do. I have installed CM 7.2.0 rom with FreeXperia kernel. If i want to install the Hybrom, i just need to flash stock firmware via flashtool, install Clockwork once again, then install some custom kernel like Rage and then install the rom? Or do something else? And do i need to relock the bootloader to flash stock firmware?
Install stock firmware, install kernel, install ROM. That's all. No relock needed. Custom kernel already includes Recovery so it is not needed.
Sent from my Xperia Live using xda premium
And when i flash firmware, wipe is automatically done so i don't need to do it manually?
papaj42 said:
And when i flash firmware, wipe is automatically done so i don't need to do it manually?
Click to expand...
Click to collapse
Flashing stock firmware - if you choose it in Flashtool, then yes.
Custom - no, you have to do it yourself before installing the ROM.
Sent from my Xperia Live using xda premium
Thank you, I really appreciate your answer, but I have one last question. Does the firmware already include rom and kernel, or rom only? And do I have to install newer baseband to it to make the custom rom work?
papaj42 said:
Thank you, I really appreciate your answer, but I have one last question. Does the firmware already include rom and kernel, or rom only? And do I have to install newer baseband to it to make the custom rom work?
Click to expand...
Click to collapse
Stock firmwares in .ftf file already include ROM and kernel both.
Most custom ROMs have their own custom kernel that you need to install yourself. Sometimes it is written in the topic as separate download link, sometimes it is included inside the .zip file, then you need to extract it and flash via fastboot. Check my tutorial, if you need help with it.
Baseband will depend on the custom ROM.

[REQ] Xperia mini pro sk17i 4.0.2.A.0.58 stock kernel

Could someone please host xperia mini pro sk17i 4.0.2.A.0.58 stock kernel, just the kernel. I've made a nandroid backup, but when i'm trying to restore it, i'm having a bootloop, i guess i need to flash the kernel after i flash with a custom one. Tried to search in this forum, but no success. Or is it any other method to which i can extract the kernel from nandroid backup? Currently i'm using kamarush v3 kernel with cwm v5.0.27. thanks in advance.
irfan.zee said:
Could someone please host xperia mini pro sk17i 4.0.2.A.0.58 stock kernel, just the kernel. I've made a nandroid backup, but when i'm trying to restore it, i'm having a bootloop, i guess i need to flash the kernel after i flash with a custom one. Tried to search in this forum, but no success. Or is it any other method to which i can extract the kernel from nandroid backup? Currently i'm using kamarush v3 kernel with cwm v5.0.27. thanks in advance.
Click to expand...
Click to collapse
I searched for the kernel, too. Just flash the kernel.sin from the .58 ftf.
Or try Rage Kernel for 2.3.4 or X kernel
Download this ftf file
http://forum.xda-developers.com/showthread.php?t=1341460
and use Flashtool to flash just kernel.sin .(uncheck everything else )
That should be equivalent to flashing stock kernel
mihahn said:
I searched for the kernel, too. Just try Rage Kernel for 2.3.4 or X kernel
Click to expand...
Click to collapse
can stock rom using a custom kernel? i dont want to brick my phone again...
karandpr said:
Download this ftf file
http://forum.xda-developers.com/showthread.php?t=1341460
and use Flashtool to flash just kernel.sin .(uncheck everything else )
That should be equivalent to flashing stock kernel
Click to expand...
Click to collapse
i've read those thread, but that's not what i'm looking for. The whole ftf file is 260 mb while the kernel only would be aroud 10-15 mb in size. What I'm looking for is stock GB kernel only.
irfan.zee said:
can stock rom using a custom kernel? i dont want to brick my phone again...
i've read those thread, but that's not what i'm looking for. The whole ftf file is 260 mb while the kernel only would be aroud 10-15 mb in size. What I'm looking for is stock GB kernel only.
Click to expand...
Click to collapse
Yes it works with rage kernel for 2.3.4. It works great, I tried it!
The thing with the kernel is okay, but if it doesn't work flash the whole rom, don't exclude anything, your phone will boot up. Root it and install cwm. Then you can restore your old backup...
mihahn said:
Yes it works with rage kernel for 2.3.4. It works great, I tried it!
The thing with the kernel is okay, but if it doesn't work flash the whole rom, don't exclude anything, your phone will boot up. Root it and install cwm. Then you can restore your old backup...
Click to expand...
Click to collapse
ok i'll try... Thanks
Finally found a stock kernel, although wasn't I expected. Link to thread here

Sola custom ROM

Hello. I need your help. I have a xperia Sola and i unlocked bootloader. Then i rooted using a custom ROM. This custom ROM is really terrible. Now i have Build Number 6.0.B.1.564 and Kernel Version is 2.6.35.7+. How i can restore all to default ROM and Kernel? Or can you suggest me the best ROM for Sola? Thank you.
anewone said:
Hello. I need your help. I have a xperia Sola and i unlocked bootloader. Then i rooted using a custom ROM. This custom ROM is really terrible. Now i have Build Number 6.0.B.1.564 and Kernel Version is 2.6.35.7+. How i can restore all to default ROM and Kernel? Or can you suggest me the best ROM for Sola? Thank you.
Click to expand...
Click to collapse
Since you are on unlocked bootloader i suggest you install jb. It has been ported for sola too but don't know if and which bugs could exist.
If you want to restore the stock rom, search the ftf file from sola development section and dowload it. Flash it via flashtool and you are done.
DaRk-L0rD said:
Since you are on unlocked bootloader i suggest you install jb. It has been ported for sola too but don't know if and which bugs could exist.
If you want to restore the stock rom, search the ftf file from sola development section and dowload it. Flash it via flashtool and you are done.
Click to expand...
Click to collapse
thanks for your sugestion. What is jb? The custom ROM i used is .img. Now flash ftf is ok? Or i have to find .img?
anewone said:
thanks for your sugestion. What is jb? The custom ROM i used is .img. Now flash ftf is ok? Or i have to find .img?
Click to expand...
Click to collapse
jb is jellybean. Latest android os. Check here a modified version of jb --> http://forum.xda-developers.com/showthread.php?t=2288630
.img is not the custom rom but the kernel mate.
As about stock: download the ftf and open it with winrar. Extract kernel.sin and flash it via fastboot mode. After that flash via flashmode the ftf..
Stock
Jb(jelly bean) is a new branch of software newer than Ics(ice cream sandwich), in my opinion i recomend ultimate rom V4z but you have to read the instructions and last posts carefully.
In case you still dont want to install a new rom, heres the stock,
http://forum.xda-developers.com/showthread.php?t=2029529
anewone said:
Hello. I need your help. I have a xperia Sola and i unlocked bootloader. Then i rooted using a custom ROM. This custom ROM is really terrible. Now i have Build Number 6.0.B.1.564 and Kernel Version is 2.6.35.7+. How i can restore all to default ROM and Kernel? Or can you suggest me the best ROM for Sola? Thank you.
Click to expand...
Click to collapse
Follow the procedure mentioned in this thread to flash default ICS .54 through flashtool
http://forum.xda-developers.com/showthread.php?t=928343
After flashing .54, install Project XV-R JB ROM for Sola. I have been using it for the last few days and its pretty stable. Here the link
http://forum.xda-developers.com/showthread.php?t=2311414
DaRk-L0rD said:
jb is jellybean. Latest android os. Check here a modified version of jb --> http://forum.xda-developers.com/showthread.php?t=2288630
.img is not the custom rom but the kernel mate.
As about stock: download the ftf and open it with winrar. Extract kernel.sin and flash it via fastboot mode. After that flash via flashmode the ftf..
Click to expand...
Click to collapse
so how i can restore default kernel?
Just flash official ics .54 ftf through flashtool

[Xperia U] Go back to Stock from CM9

So, I have my unlocked bootloader and CM9, I want to go back to the stock firmware and use a custom kernel, so.. for install the stock firmware, can I just flash the ftf via flashtools normally? or I will have any problem?
and for install the custom kernel I suppose that i only should install a recovery and flash it.... Am I right?
Thanks!
alvarorojas4 said:
So, I have my unlocked bootloader and CM9, I want to go back to the stock firmware and use a custom kernel, so.. for install the stock firmware, can I just flash the ftf via flashtools normally? or I will have any problem?
and for install the custom kernel I suppose that i only should install a recovery and flash it.... Am I right?
Thanks!
Click to expand...
Click to collapse
Yup that's about it.
And you flash custom kernel with fastboot, that will save you tha hassle of rooting and installing CWM recovery..
alvarorojas4 said:
So, I have my unlocked bootloader and CM9, I want to go back to the stock firmware and use a custom kernel, so.. for install the stock firmware, can I just flash the ftf via flashtools normally? or I will have any problem?
and for install the custom kernel I suppose that i only should install a recovery and flash it.... Am I right?
Thanks!
Click to expand...
Click to collapse
Can we use this method in xperia sola too? So we flash the stock firmware directly by using flashtool and then the kernel, and in any part of the process do we need to wipe anything at all?
Thanks in advance

need stock kernel

I need stock kernel for My xperia p LT22I 6.2.A.1.100.currently i have custom rom with custom kernel but i need stock rom so first need stock kernel. Any One help pls.
How are you going to flash stock rom? Do you have the ftf file?
Yes I have ftf file and goes with flashtool.
Then why do you need stock kernel? It's already in the ftf you have. Open it with winrar or 7zip you'll find kernel.sin. Better just flash the ftf itself.
Thanks but my bl unlocked.necessary to first relock bl or flashes with unlocked bl?
You can flash it on unlocked bootloader also. It doesn't matter.
Thanks bro.

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