EvilZ kernel and Vipr4G 2.0 - Sprint HTC EVO 4G LTE

I'm S-Off TWRP 2.2.2 If I Flash EvilZ's kernel on Viper4g 2.0 can I use Viper Control to go back to the stock kernel or do I need to nand back or something similar?

You're s off, just flash stock kernel
Sent from my EVO using xda premium

mrlakadaddy said:
You're s off, just flash stock kernel
Sent from my EVO using xda premium
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Ok, sorry to be noobish, but how would I flash the Viper kernel? I'm only familiar with flashing zipped flashable kernels.

Just like you normally flash roms and kernels.

you can pull out the boot.img that comes in the viper2.0 rom.
I've been hearing people having screen tearing issues with evilz kernel and viper2.0.
IMHO i think the stock rom kernels are always optimized to the point where their battery life is great.

detatched said:
Ok, sorry to be noobish, but how would I flash the Viper kernel? I'm only familiar with flashing zipped flashable kernels.
Click to expand...
Click to collapse
just reflash the rom without wipeing
HTC EVO LTE

syaoran68 said:
you can pull out the boot.img that comes in the viper2.0 rom.
I've been hearing people having screen tearing issues with evilz kernel and viper2.0.
IMHO i think the stock rom kernels are always optimized to the point where their battery life is great.
Click to expand...
Click to collapse
Yeah, that's why I was making sure to find the easiest way to get back. Some people seemed to be getting good results from EvilZ, but maybe I'll just stick with the one with the ROM.
Thanks for the help!

syaoran68 said:
IMHO i think the stock rom kernels are always optimized to the point where their battery life is great.
Click to expand...
Click to collapse
Non stock kernels can add features way beyond stock. Not just battery but other things. I am a believer in kernels, you just got to find one that works with your setup.
Now that said evilz didn't agree with my phone, hoping to find some time to start work on a new kernel.

Related

[NOOB] I need help getting back or gen help.

I wanted to root for a while, just looking for a rom that looks and feels stock, but has better battery and all..
well I followed
watch?v=-hPSrzRqtX4&feature=player_detailpage (cannot post link as I'm new)
and successfully got to supra rom.. well I don't like the vanilla 5 screen non sense homescreen, though I do like the crt visuals lol...
Anyways, I can't even use my wifi, it just says error, and I NEED wifi, I use it at home non-stop as I have horrible service.
Well I tried to switch to viperRom - I did the reset in bootloader, then full wipe, then cache and all that..
well, once I installed the viperRom .zip, I started my phone and its just the same as before... I can't switch roms! I know this is prolly some nooby thing I don't understand but I've been searching all night and just want to get everything working and need to sleep haha
any help GREATLY APPRECIATED
What do you mean about not being able to switch roms?
Sent from my PG86100 using Tapatalk
I figured out that I was trying to flash to viperRom using only the update
I'm now on viper, with stock kernel and still cannot get wifi to work, any ideas? Any searching turns up kernel issues, and to revert to stock.. well I'm on stock kernel
jlear3 said:
I figured out that I was trying to flash to viperRom using only the update
I'm now on viper, with stock kernel and still cannot get wifi to work, any ideas? Any searching turns up kernel issues, and to revert to stock.. well I'm on stock kernel
Click to expand...
Click to collapse
unless you're having hardware wifi issues, which the best way to determine would be through running a stock rom and stock kernel, my guess is you have a kernel and rom mismatch issue.
the way htc has their kernels compiled includes two things: kernel and modules.
the modules include a wifi module.
if you flash a kernel and then load a rom, chances are the rom might overwrite either the kernel, the kernel modules, or both.
the best way to avoid this scenario is to flash the rom first and then flash the kernel. the kernel flash will load the kernel itself and its modules. i.e. if you're on a rom you want to stay with now, flash the kernel again and then wifi should work.
hope that helps!
Thank you, o figured this out myself, but you were right lol I was using 2.3.3 roms on 2.3.4
Sent from my PG86100 using XDA App

What to look for in a kernal

Hey guys, I'm not gonna ask the dreaded question "Which Kernal is best?", but I am currently rooted and want to overclock to 1.5, but besides that, what else should I be looking for in a kernal?
What about modems (or is that embedded in the kernal)?
We only have 2 options, Entropy or Siyah and they do not include a modem.
Check the dev section for kernels & modems.
butikofer08 said:
Hey guys, I'm not gonna ask the dreaded question "Which Kernal is best?", but I am currently rooted and want to overclock to 1.5, but besides that, what else should I be looking for in a kernal?
What about modems (or is that embedded in the kernal)?
Click to expand...
Click to collapse
Both kernels we have offer oc abilities.
Personally I would look at stability and battery life but that is just me. Try both and see which suits your needs.
Modems are not associated with kernel and depend on your area. Whichever works the best where you are.
We have two choices here and both are incredibly stable and allow overclocking. You can't go wrong. Basically the biggest difference as far as I can see is the recovery that comes with it which is almost entirely preference.
Sent from my SAMSUNG-SGH-I777 using Tapatalk
So if I find a ROM I like but want to experiment with the other available Kernal, is it as simple as flashing my ROM first, then once booted up go into Odin and flash the other kernal i want to experiment with?
Or is the kernal that comes with a ROM the one your stuck with?
butikofer08 said:
So if I find a ROM I like but want to experiment with the other available Kernal, is it as simple as flashing my ROM first, then once booted up go into Odin and flash the other kernal i want to experiment with?
Or is the kernal that comes with a ROM the one your stuck with?
Click to expand...
Click to collapse
Just use CWM to flash the zips provided or Mobile Odin if you prefer it that way.
No need to use a computer to change the Kernel.
LiLChris06 said:
Just use CWM to flash the zips provided or Mobile Odin if you prefer it that way.
No need to use a computer to change the Kernel.
Click to expand...
Click to collapse
Thanks for the quick response chris,
I guess what I'm asking is if I have a rom with the Syiah kernal, is it possible to keep that same ROM but swap kernals, sorry, I just wasn't clear on what your answer meant.
I'm guessing your saying it is indeed possible and just flash the .zip for a different Kernal on top of an already installed ROM.
Sorry, I'm tired...
Changing the Kernel on 2.3.4 & 2.3.6 roms will not break anything.
For CM7, CM9, MIUI etc you have to stick with what is included or see what works with it.
AntwanL said:
We have two choices here and both are incredibly stable and allow overclocking. You can't go wrong. Basically the biggest difference as far as I can see is the recovery that comes with it which is almost entirely preference.
Sent from my SAMSUNG-SGH-I777 using Tapatalk
Click to expand...
Click to collapse
For example, latest Siyah with touch recovery. Awesome for flashaholics.
Your talking of version .14 I assume, if so, doesn't it say in .13 description that .13 would be the last for Gingerbread?
Obviously it works if your using it, so i'm gonna download now...

Question about Sebastian's Kernel 1.4

So I have been browsing around and have decided to flash the newest version of Sebastian's overclocked kernel. I am S-Off on the newest HBOOT currently running zhp's Vigor 1.1 on the latest ICS RUU.
I am assuming I just flash the zip provided (kernel) via recovery correct? Also, what programs do you guys use in order to tune the speed of the cpu's? Is it built into the kernel?
I have also been hearing that people get problems flashing the kernel straight up, and that they need to flash the stock kernel before hand then flash Sebastian's over that. Is this true?
Thanks in advance.
Answers
996 said:
So I have been browsing around and have decided to flash the newest version of Sebastian's overclocked kernel. I am S-Off on the newest HBOOT currently running zhp's Vigor 1.1 on the latest ICS RUU.
I am assuming I just flash the zip provided (kernel) via recovery correct? Also, what programs do you guys use in order to tune the speed of the cpu's? Is it built into the kernel?
I have also been hearing that people get problems flashing the kernel straight up, and that they need to flash the stock kernel before hand then flash Sebastian's over that. Is this true?
Thanks in advance.
Click to expand...
Click to collapse
Flash in recovery ( make sure not cwm, our phones dont seem to like that one too much, I would use Amonra for something as serious as a kernel, then switch back TWRP for fun), simple as that, i wipe cache and dalvik but heard that it was unnecessary. You wont lose anything if you do
I use incredicontrol by chad, but sebastians doesn't have fast charge built in. SO that option wont be available.
People get problems because they are s-on flashing it, you dont have to worry, make sure you dont have a ph98img stored on your sd card in case of trouble you can just go to recovery from hboot and flash a different kernel. and make sure u match the kernel with your rom of course, sense 4 , sense 3.6 , aosp , or whatever, i see your rom but i am making sure you understand you cant just slap a kernel that was intended for a different platform.
Changing voltage ABILITY is built in the kernel, but to harness it , you need an app , once again i like incredit kernel, i am hearing issues with setcpu, choose your flavor.
jmichaels1982 said:
Flash in recovery ( make sure not cwm, our phones dont seem to like that one too much, I would use Amonra for something as serious as a kernel, then switch back TWRP for fun), simple as that, i wipe cache and dalvik but heard that it was unnecessary. You wont lose anything if you do
I use incredicontrol by chad, but sebastians doesn't have fast charge built in. SO that option wont be available.
People get problems because they are s-on flashing it, you dont have to worry, make sure you dont have a ph98img stored on your sd card in case of trouble you can just go to recovery from hboot and flash a different kernel. and make sure u match the kernel with your rom of course, sense 4 , sense 3.6 , aosp , or whatever, i see your rom but i am making sure you understand you cant just slap a kernel that was intended for a different platform.
Changing voltage ABILITY is built in the kernel, but to harness it , you need an app , once again i like incredit kernel, i am hearing issues with setcpu, choose your flavor.
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Click to collapse
Thank you for your great response. I think this is for Sense 3.6. I will also try out incredicontrol and get back to you on that.
*EDIT
Where can I find out that this is for 3.6?
Edit:
To add to this it look like it will work on any ROM that has a unsecured boot.img. Now I haven't tested that..
Here you go
Edit : I would listen to zone ... lol he is awesome ...
Ah alright. Are you on this kernel zone?
*edit.
Thanks for the input on which firmware version this has to be run on.
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996 said:
Ah alright. Are you on this kernel zone?
*edit.
Thanks for the input on which firmware version this has to be run on.
Sent from my ADR6425LVW using xda premium
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Click to collapse
Yes I am. It will run on 3.14 or 4.03 as long as you are flashing over a kernel that it unsecured.
zone23 said:
Yes I am. It will run on 3.14 or 4.03 as long as you are flashing over a kernel that it unsecured.
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Click to collapse
hmm. alright that sounds alright. How can I find out if the kernel is unsercured? I am running the stock kernel which was included with zhp's vigor 360 1.1
*edit.
found out that the kernel on vigor is unsecured.
Thank you for your help!
One more question. What setup are you guys running? ex: voltage levels and cpu levels?
sorry wrote this way too many times
996 said:
One more question. What setup are you guys running? ex: voltage levels and cpu levels?
Click to expand...
Click to collapse
http://forum.xda-developers.com/showpost.php?p=31267314&postcount=8

Can't flash kernels or mods on 1.12 s-off

I've tried flashing all custom sense kernels on both stock with goodies and meanrom to no avail. Also can't use evo lte oc or dual core mod for sense roms.. Any ideas??
Sent from my EVO using xda premium
Are you using the right kernel and not a jb one? What does it do when you try to flash one, we need a little more info.
My apologies.. It was booting to a black screen.. I think I realized the problem, tho when zarboz kernel was updated to work with the new base. Maybe I'm wrong, I still have a lot to learn here... But it flashed and booted..
Sent from my EVO using xda premium
Yeah most of the kernels we have are for the old base. Have to make sure the bases match.
Sent from my EVO using xda premium
edited: mistake
aimbdd said:
Yeah most of the kernels we have are for the old base. Have to make sure the bases match.
Sent from my EVO using xda premium
Click to expand...
Click to collapse
The new zarboz kernel is supposed to be for the newest base 2.13. Source was released last week.
I having trouble flashing new kernel on meanrom 4.3. I keep getting the black screen as well. S-off running 2.13 firmware bits. I can see the kernel zip on my sd-ext but when I flash I get black screen. Any suggestions.
beerbq said:
I having trouble flashing new kernel on meanrom 4.3. I keep getting the black screen as well. S-off running 2.13 firmware bits. I can see the kernel zip on my sd-ext but when I flash I get black screen. Any suggestions.
Click to expand...
Click to collapse
You don't need to flash a kernal with MR 4.0 and higher just run the 4.3 zip and go and 4.4.2 is OC'ed @ 1.89 and 4.4.3 is OC'ed @1.79 using EvilZ kernal baked in
Ok I just thought it wasnt there because in the settings about phone the kernel version never changed. So is there a way to change governors with this kernal?
beerbq said:
Ok I just thought it wasnt there because in the settings about phone the kernel version never changed. So is there a way to change governors with this kernal?
Click to expand...
Click to collapse
Yea use no frills from the play store
banccalif said:
Yea use no frills from the play store
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Click to collapse
I have no frills but its not letting me change the governor. Im on meanrom 4.4.
beerbq said:
I have no frills but its not letting me change the governor. Im on meanrom 4.4.
Click to expand...
Click to collapse
4.4.4? If so did you flash the OC on zip? You might be running the stock kernel instead of the custom..

[Q] Cubed Kernel

What is a Cubed Kernel? Is it the one that came with Droid DNA? I see version 2.4.2 floating around. Mine is 3.4.10.
What is the main advantage of flashing a new version of kernel?
arun1151 said:
What is a Cubed Kernel? Is it the one that came with Droid DNA? I see version 2.4.2 floating around. Mine is 3.4.10.
What is the main advantage of flashing a new version of kernel?
Click to expand...
Click to collapse
You have to have a rooted phone to flash kernels. The Cubed kernel is a modified kernel for root users that gives you the ability to overclock your phone, better battery life and such. It is not the one that came with the DNA, the DNA is the stock kernel from the factory. Don't go by the numbers you see because they are 2 totally different kernels for totally different reasons...
Kernel restarting the phone
Jrocker23 said:
You have to have a rooted phone to flash kernels. The Cubed kernel is a modified kernel for root users that gives you the ability to overclock your phone, better battery life and such. It is not the one that came with the DNA, the DNA is the stock kernel from the factory. Don't go by the numbers you see because they are 2 totally different kernels for totally different reasons...
Click to expand...
Click to collapse
I did root my phone through a very convoluted method involving imei numbers etc. I flashed the boot.ini and the cubed kernel yesterday and was able to verify it. I did not reset factory or anything when I flashed the kernel. Now it has restarted by itself for more than 50 times in 12 hours. I am trying to find the stock kernel.
Have anyone faced the same issue?:crying:
arun1151 said:
I did root my phone through a very convoluted method involving imei numbers etc. I flashed the boot.ini and the cubed kernel yesterday and was able to verify it. I did not reset factory or anything when I flashed the kernel. Now it has restarted by itself for more than 50 times in 12 hours. I am trying to find the stock kernel.
Have anyone faced the same issue?:crying:
Click to expand...
Click to collapse
I get random restarts as well on Cubed Kernel - untouched, didnt even change the governors. I guess a lot more optimizing needs to be done to it to support the variations in our devices.
yevgenydev said:
I get random restarts as well on Cubed Kernel - untouched, didnt even change the governors. I guess a lot more optimizing needs to be done to it to support the variations in our devices.
Click to expand...
Click to collapse
it does, and I request on behalf of the Dev, to post in the kernel thread, with logs, and kmsg. this is the only way we can figure out the bugs,
more people who post, the quicker issues are found.
Kernel errors
dr_drache said:
it does, and I request on behalf of the Dev, to post in the kernel thread, with logs, and kmsg. this is the only way we can figure out the bugs,
more people who post, the quicker issues are found.
Click to expand...
Click to collapse
Can you point me to that thread ? Also any info about how to retrieve logs/kmsg from my phone would help me a lot.:good:
arun1151 said:
Can you point me to that thread ? Also any info about how to retrieve logs/kmsg from my phone would help me a lot.:good:
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?t=2024776
Sent from my HTC6435LVW using xda app-developers app
I was able to flash cubed kernel, but the phone keeps restarting often. Also it shuts down and when I try to start, all keys keep blinking for a while and then starts. I can provide loss and kmsgs of someone points me to how to do it and if I can share my Dropbox link.
Please help, also I am on the kang bang rom.
Sent from my HTC6435LVW using XDA Premium HD app
Problem with cubed kernel
klarson said:
http://forum.xda-developers.com/showthread.php?t=2024776
Not able to post to the kernel thread as I don't have 10 posts. Not sure how to submit kmsgs and logs to the developer. The restarts are killing my phone. If someone knows how to go back to the stock kernel please help.
Sent from my HTC6435LVW using XDA Premium HD app
Click to expand...
Click to collapse
arun1151 said:
klarson said:
http://forum.xda-developers.com/showthread.php?t=2024776
Not able to post to the kernel thread as I don't have 10 posts. Not sure how to submit kmsgs and logs to the developer. The restarts are killing my phone. If someone knows how to go back to the stock kernel please help.
Sent from my HTC6435LVW using XDA Premium HD app
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?p=35845214
This is the stock kernel but just modified to be able to write to the system while booted. It basically is the stock kernel and will work exactly like the stock kernel does. To switch kernels, just do what you did before when you installed the kernel you're on now. Just make sure you flash the correct module zip in recovery after you flash it.
Sent from my HTC6435LVW using xda premium
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Click to collapse
Kasab said:
arun1151 said:
http://forum.xda-developers.com/showthread.php?p=35845214
This is the stock kernel but just modified to be able to write to the system while booted. It basically is the stock kernel and will work exactly like the stock kernel does. To switch kernels, just do what you did before when you installed the kernel you're on now. Just make sure you flash the correct module zip in recovery after you flash it.
Sent from my HTC6435LVW using xda premium
Click to expand...
Click to collapse
Does that mean that if we don't flash a cubed Kernel, we won't be able to flash for example a modefied or themed apk or framework.apk to our DNA ?
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