Technical documentation about various images - myTouch 3G, Magic Android Development

Hi guys. Is there any reference documentation that describes what is radio firmware, recovery image, hboot, system image? Everyone on forums talk about it, but I haven't found any proper documentation on that matter. I know what those basically represent, but i would be gratefull if someone could share some extensive documentation about those. Tnx.

No documentation at all?

check out this thread... lots of info...
http://forum.xda-developers.com/showthread.php?t=519523

Related

Compiling from the Sourcecode

Hi all, I've been googling around but didn't find any useful information, so I'm asking just in case. Is there any guide to compile the full Android sources (kernel+userspace) for the Sapphire?
I found information for the Dream, and I guess it will be similar, but android's kernel source doesn't even have the sapphire files (though I have a copy elsewhere), but I don't know which libraries I might need to add by myself to the destination images, or something else I need to have in consideration...
Thanks in advance!

How to create a ROM...

Hi all, i'm new to this forum so i will first give an introduction of my Android experience.
I have been developing apps and android for the ADP1 (g1) phone, these are mainly for gaining access to telephony data and displaying it for Telecom engineers. I would like to port this code into the Magic/Sapphire, though (please correct me if i am wrong) there is no support for building the android code for a magic and it appears you cannot flash system.img onto the magic.
I have been looking at the ROM's that are about and was wondering how you managed to make them?
If there is already a thread for this can someone point me in the right direction as i have been unable to find it, otherwise can someone post a guide on how to approach this. Thanks.
Liam

Compiling Android + Kernel from Source.

Hi there,
Now, I understand that there's a thread or two and a few web pages directed at compiling Android and its kernel from source.
However, the thread in question is months old, and didn't fully explain the process.
As for the web pages, they are mostly outdated and don't include enough information, not to mention desire specific instructions.
I think that, properly explained, building Android shouldn't be daunting, and everyone should be able to attempt it, if they wanted to.
So, I hope to compose a comprehensive guide on how to do just that.
The problem is that I myself have not been able to put enough instructions together to be able to complete a build. And there is no point digging up old threads.
So, If anyone who knows the ropes (that is, compiling android and a kernel from source) would be willing to lead the way, I'd happily turn it into an easy to understand guide.
Josh.
fllash said:
Hi there,
Now, I understand that there's a thread or two and a few web pages directed at compiling Android and its kernel from source.
However, the thread in question is months old, and didn't fully explain the process.
As for the web pages, they are mostly outdated and don't include enough information, not to mention desire specific instructions.
I think that, properly explained, building Android shouldn't be daunting, and everyone should be able to attempt it, if they wanted to.
So, I hope to compose a comprehensive guide on how to do just that.
The problem is that I myself have not been able to put enough instructions together to be able to complete a build. And there is no point digging up old threads.
So, If anyone who knows the ropes (that is, compiling android and a kernel from source) would be willing to lead the way, I'd happily turn it into an easy to understand guide.
Josh.
Click to expand...
Click to collapse
I followed this guide here and successfully compiled a modified HTC Kernel and I had very little Linux and Android experience.
Obviously instead of cloning the Cyanogen git, you just use the gits you wish to compile
Mekrel said:
I followed this guide here and successfully compiled a modified HTC Kernel and I had very little Linux and Android experience.
Obviously instead of cloning the Cyanogen git, you just use the gits you wish to compile
Click to expand...
Click to collapse
Thanks for the link
Though i don't fully understand the whole 'git' thing. Where do i find them? And how to i know which ones are the ones i want to use?
Josh
EDIT: Also, how do you 'edit' the kernel (i imagine it is somewhat like make menuconfig?). Also:
- Are these sense kernels?
- How do you add modules like OC and UV?
fllash said:
Thanks for the link
Though i don't fully understand the whole 'git' thing. Where do i find them? And how to i know which ones are the ones i want to use?
Josh
EDIT: Also, how do you 'edit' the kernel (i imagine it is somewhat like make menuconfig?). Also:
- Are these sense kernels?
- How do you add modules like OC and UV?
Click to expand...
Click to collapse
A git is a repository for source code, developers upload their source code there and can commit changes. The commit can allow descriptions of what was changed and also details the files changed.
The git system allows other people to add to the source if they have permission, or allows others to read the changes and download the source code.
Git links are usually posted by people who release software, as Android is GPL licensed so people have to release their source code if they're distributing their work.
Editing the kernel, take a look into the git and the commits and it will show you which files were changed and how exactly they were changed. That will give you the best understanding.
UV/OC is done by changing the acpu table in the architectures files and changing the minimum/maximum voltage figures in the board_bravo.c file.
The Cyanogen kernels are not Sense kernels no, it's a modified Google Kernel.
Thanks for the explanation. I followed the guide and built the rom, and it works (always a plus )
Now, the next thing is the kernel. How do I build a kernel with the CM tweaks integrated? I understand that all i would be doing is rebuilding the same one that is already installed, but im doing it to learn.
So, if i synced the GIT, does that include the CyanogenMOD kernel source? If it does, where is it and how do i rebuild it. If not, where do i find it?
Thanks,
Josh.

update.zip reference needed

I have been looking around the forum and web trying to find a good reference on how to build and update script, but I'm not seeing to many good sources. can someone direct me where to find a reference of the commands? thanks

[Q] Could someone explain me how to compile this?

Hi, i'm sort of starting in Android Developement and I found a proof of concept that looked interesting because it might exploit a vulnerability that's present on my future application. I'd like to build it but I can't manage to... I have joined the source code that you can get from github as an attached file (and zipped it)
I hope somebody will be able to help me and explain how to do it,
Thanks,

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