Question compiling custom kernel for snapdragon variant - Samsung Galaxy S22 Plus

did someone manage to successfully compile and flash custom boot.img on s906e ?

Not that I know of. Some time ago Samsung sources for kernel were unusable, broken. I didn't check recently but most probably would still be the case, given the lack of development. A decent kernel would be a significant advance for this device. I just used my Raphael (Mi 9t pro) again days ago and except for the 60hz screen, it responds far better in general, with a SD855, 3 generations behind SOC. Most of the improvements coming from a customized kernel

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[Q] ROM porting and failures tegra device

Hello xda community. I'm usually the kind of guy who finds a solution wjtbiut asking but now it been a week since I do countless tries on porting a ROM and I fail.
So there are these 3 device all having the same hardware codenamed Ceres from nvidia, 2 of them comes with 4.3 but one of them has KitKat.
Blackphone, wiko wax, and 4game from explay are all the same with minor changes in hardware (such as the black phone is overclocked to 2ghz instead of 1.7 found on the other two) however the kernel that comes with the black hpone works with the other two devices too.
Nvidia has also released a stock "preview ROM" which also works with the kernel provided above, how ever no matter what libs or bin I change the camera and he buttons doesn't seem to work.
Now here comes the weird part, the ROM of the blackphone is pretty much the same with the nvidia one except its odexed (which I did deodex), yet everything works fine with it. Now if I replace everything as so many tutorials thought me from libs and the bin folder the phone is stuck in a bootloop. Worst part is I can't even do a logcat because every ROM has a weird adb driver called Ceres and there are no drivers for it on earth.
Can someone shed a light on how he hw drivers work and how to find their dependencies, and how come one ROM works and the other with same version and for same hardware doesn't?

[noob questions] ROM/Kernel - building/porting

I’ll start by admiting that, in the arts of cooking/building/porting android innards, I’m closer to being a complete noob than na intermediate user.
I own a Newman K1S, JB 4.2.2, MT6592, 2Gb/16Gb, 720p, and, sadly for me, it looks like the manufacturer (Newman Mobile, or Newsmy, who knows) pretty much disavows any knowledge of this model ever being built or sold. No reference to it, no community, no android updates or ROM releases.
Taking into account some MediaTek source codes for KitKat were made available earlier this year (even if unofficially), I was wondering:
So, question number 1 – Is it possible to build android 4.4 for my device straight from said sources? Or are they unreliable and it would be best not to attempt it?
And question number 2 – Being at the noob level, should I stay away from such a task? And, in this case, would I be better off porting a 4.4 ROM from a similar spec’ed device?
Also, while browsing needrom, I noticed that a 4.4 “official” ROM was posted for my device. However, having flashed it, I found that it produces no sounds from the external speaker (although with headphones it works fine). Same thing was experienced by other users, and there is no fix so far.
Which takes me to question number 3 – What may I try, in order to fix an issue like this? Does KK use the same sound drivers as JB, and maybe it’s only a matter of replacing them? (if so, I believe this is within my grasp, even if I must unpack the IMG files to reach the drivers)
Lastly, Newman K1S has a severe overheating problem when pushed, which I believe would be easily solved by underclocking it to 1.3 or 1.5, or maybe implementing an optimized kernel.
Final question – How do I manage to underclock with my current kernel, or, better yet, how do I port a custom, optimized kernel to my device?
Congratulations to everyone who managed to read this far, and thank you in advance for any help provided. I’ve spent the last few days reading tutorials and guides, only to become even more confused… I did manage to get android kitchen running on my Windows laptop, though!
Links to recent/updated guides that might be useful are appreciated, too.

Asking for a 'light' / advice to more experienced devs (making AOSP + device to buy)

Hi, I'm in need of some advice about Android development/device to purchase,
Since the devs here are far more experienced than me I would ask some advice,
I started recently 'making' my own AOSP but I needed slow down after discovering I need to have the binaries(kind of: the drivers of the hardware?). So I spent my last 2 days searching about it and devices I could use
I came to the following understanding, I need the AOSP + kernel(as long as I have the kernel I don't need worry about the binaries from the vendor ? since the kernel takes care of it)
I'm thinking between a Moto C Plus or Xiaomi Redmi 6A, since I discovered there are currently ROM's and both have their TWRP. On the case of Xiaomi even the kernel is available. I also noticed the Xperia are good for development, but my problem is the budget I have available
Any piece of advice is welcome, thanks :good:
Try this
biscottoesse said:
Hi, I'm in need of some advice about Android development/device to purchase,
Since the devs here are far more experienced than me I would ask some advice,
I started recently 'making' my own AOSP but I needed slow down after discovering I need to have the binaries(kind of: the drivers of the hardware?). So I spent my last 2 days searching about it and devices I could use
I came to the following understanding, I need the AOSP + kernel(as long as I have the kernel I don't need worry about the binaries from the vendor ? since the kernel takes care of it)
I'm thinking between a Moto C Plus or Xiaomi Redmi 6A, since I discovered there are currently ROM's and both have their TWRP. On the case of Xiaomi even the kernel is available. I also noticed the Xperia are good for development, but my problem is the budget I have available
Any piece of advice is welcome, thanks :good:
Click to expand...
Click to collapse
Hi there,
The best phone that I recommend is the Moto phones as they are easier to port custom versions of android. However, since the Moto C Plus has a MediaTek Processor, I suggest you look for other versions of the Moto Series phones that has a Snapdragon Processors. For example like the Moto E 2nd Gen LTE version, though it has a 1gb ram, I've seen many developers developing their own custom ROM.
I played around with MediaTek Processors the one thing I really don't love about them is that they are not robust like other processors. I had a Lenovo S820 with a MediaTek processor, the one thing I find annoying is that the MediaTek Processors use SPFLASH Tool.
But hey it's your choice like, just make sure the phone that you choose is able to port your custom ROM easily and won't brick the device.
Thank You
KIBS2173
!!!!!!!!!!!! I AM NOT RESPONSIBLE IF YOUR DEVICE GOT BRICKED OR DAMAGED !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
KIBS2173 said:
Hi there,
The best phone that I recommend is the Moto phones as they are easier to port custom versions of android. However, since the Moto C Plus has a MediaTek Processor, I suggest you look for other versions of the Moto Series phones that has a Snapdragon Processors. For example like the Moto E 2nd Gen LTE version, though it has a 1gb ram, I've seen many developers developing their own custom ROM.
I played around with MediaTek Processors the one thing I really don't love about them is that they are not robust like other processors. I had a Lenovo S820 with a MediaTek processor, the one thing I find annoying is that the MediaTek Processors use SPFLASH Tool.
But hey it's your choice like, just make sure the phone that you choose is able to port your custom ROM easily and won't brick the device.
Thank You
KIBS2173
!!!!!!!!!!!! I AM NOT RESPONSIBLE IF YOUR DEVICE GOT BRICKED OR DAMAGED !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Click to expand...
Click to collapse
thanks for your share :good:

Question When will the Custom Roms be available for Nord 2?

Hello, So, I used to own a OnePlus 5t and I made the jump to Nord 2 because my 5t was not working.
Honestly, the stock rom is a complete disappointment. I can't use half of the apps without giving them permissions to location, contacts, phone, etc.
I mean why does camera need my location? The sad part is it won't work without it which is complete BS. Same goes for gestures and other features. like Why do these apps needs contact and phone access? I disabled most of the apps from adb and I am using Gcam for camera.
Sorry for the rant. Anyways, does anyone have any idea by when can we expect to have a custom rom for this phone?
There is some problem with kernel and oneplus just don't care about it. I think thats main problem right now. You can try GSI but there are some bugs.
USB make device panic on OnePlus Nord 2 5G OSS kernel · Issue #2 · OnePlusOSS/android_kernel_oneplus_mt6893
Hello, I noticied that USB were making kernel panic with the current source code released by OnePlus, it would be really usefull if that's fixed soon. Also, I request for MediaTek kernel modules an...
github.com
Until Oneplus don't release the full firmware it'll be difficult.
I've contacted the support though, and they say it will be published "soon"
Is this because its harder to make a custom rom for a mediatek soc? (or because mediatek wont release the firmware?)
8vasa8 said:
There is some problem with kernel and oneplus just don't care about it. I think thats main problem right now. You can try GSI but there are some bugs.
USB make device panic on OnePlus Nord 2 5G OSS kernel · Issue #2 · OnePlusOSS/android_kernel_oneplus_mt6893
Hello, I noticied that USB were making kernel panic with the current source code released by OnePlus, it would be really usefull if that's fixed soon. Also, I request for MediaTek kernel modules an...
github.com
Click to expand...
Click to collapse
Elixir Rom is there for OnePlus Nord 2

[Help] Rom Porting between MTK6785 chipsets ?

I have a Redmi Note 10S. It's quite a good phone but it has 0 custom roms (except a debloated MIUI). After failing to build one myself (don't blame me, I never built any rom and I never found a good tutorial to follow), I had the idea of porting a custom rom from a similar phone. After a bit of searching, I found a perfect "twin" for my phone: Oppo realme 6. It has a bunch of A11 / A12 roms, and especially everything is same: chipset (MTK6785), screen resolution, storage size, ram size, camera quality... But when I looked for tutorials about porting roms between mtk chipsets, all of the ones I found had completely different steps involved. This is very confusing, as hardbricks are deadly for mediatek devices. I need to be very cautious, so can anyone guide me with the right way of doing so ?

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