[Q] Questions about kernel. - HTC ChaCha

I post this here, as I can't post in development section.
Well, I downloaded the kernel sources for ChaCha in htcdev.com and I have some questions.
Why there is the source for drivers of hardware the ChaCha doesn't have?
Can the real hardware be guessed from the modules/drivers used in a kernel? Can we know that from the sources?
Can a different flavor of unix (maemo, tizen, webos, debian...) installed on ChaCha by compiling the right kernel? Will bootloader support that?
I come from a N900 where all this things were possible, up to the extents were open source drivers could be used. There is a site where up to the tiniest piece of hardware is identified with the N900.
If exists such a list of hardware of the ChaCha, maybe much better things could be done with the machine itself, even (maybe) 'port' things that other phones with the same or similar hardware does and ChaCha doesn't.
People that hacked the N900 (again) could get it to record videos up to 720p, wihch the N900 didn't support, and even run many games of the Palm Pre, that had almost the same hardware as N900.
Thanks all for reading this.

Related

Google Android on Kaiser?

I have not returned kaiser in the hope of being able to install Google's Android OS on kaiser. Hardware is great, but software/drivers suck.
It should be fairly easy because its open source and the first phone that HTC is bringing out is supposed to have the same processor.
Your thoughts?
I'm hoping that becomes a reality. Open source development would open up the floodgates! Imagine TouchFLO with an OpenGL 3D environment.... can't wait to see what happens here.
jerich007 said:
I'm hoping that becomes a reality. Open source development would open up the floodgates! Imagine TouchFLO with an OpenGL 3D environment.... can't wait to see what happens here.
Click to expand...
Click to collapse
You don't know much about OpenGL and linux do you
Next you'll be wanting to run Beryl on a pocket pc
Subliminal Aura said:
You don't know much about OpenGL and linux do you
Next you'll be wanting to run Beryl on a pocket pc
Click to expand...
Click to collapse
hahahahah, nice...or better yet, how about we get the kaiser to run the iPhone OS? after that maybe Santa Claus will show up...
Doug2873 said:
hahahahah, nice...or better yet, how about we get the kaiser to run the iPhone OS? after that maybe Santa Claus will show up...
Click to expand...
Click to collapse
Well Leopard does run on my PC now *Cough*
If Android is open source, I don't see why someone with compiler knowledge couldn't make it run on any ARM based handheld...
Because booting an OS kernel requires extensive access to hardware specifications, wich is not what Androïd is about at all.
The Android SDK is now available. They have also announced that they're giving away $10 million to developers that build apps for the platform. More info here:
http://www.openhandsetalliance.com/developers.html
There's also a video of Android up on YouTube now:
http://www.youtube.com/watch?v=1FJHYqE0RDg
For an early prototype this looks amazing.
now that the SDK is out, I will probably end up eating my own words in the next few months, assuming people on here get the appropriate hardware drivers for the kaiser from HTC.
Terrific
This Andoid is a very killer OS, a lot better than the crappy WM-X, Please HTC port it to Kaiser, if not, we can create a community for build a distribution based on android for the Kaiser.
Regards,
Taguapire
I would too like to see this new Android OS be brought to the Kaiser. If I understand correctly, they are providing all assets to the public with the SDK.
Yes your right
Subliminal Aura said:
You don't know much about OpenGL and linux do you
Next you'll be wanting to run Beryl on a pocket pc
Click to expand...
Click to collapse
I would love to have beryl on pocket pc. I've been waiting for years since I first saw beryl on youtube. The closest thing we have is the HTC Cube. Can't wait .
Theres talk of this all over xda-developers.
One guy is calling people to work on it here: http://forum.xda-developers.com/showthread.php?t=344076&highlight=android
And here's another thread:
http://forum.xda-developers.com/showthread.php?t=343730&highlight=android
I sure would like to see this happen. Since HTC is a partner in the open handset alliance I could see them releasing drivers for it. ... maybe...
Problem is - OS source or not, the hardware specs for many of the ICs in the Kaiser (esp. the Qualcomm MSM) are not publically available, which means that it isn't possible to write a driver for them.
This is why, for example, the Linux ports to previous HTC devices are (relatively) crippled - drivers for parts of the hardware can't be written because the hardware specs are not available.
Ah. That makes a lot of sense. Thanks for shedding some light on this issue, Entropy512.
cant see why you can't just take the msm7200 chipset specs off of the qualcomm site and build something. I mean it has generic arm processors and the other information should be able to gleaned from the windows app itself(radios,etc..)
Subliminal Aura said:
You don't know much about OpenGL and linux do you
Next you'll be wanting to run Beryl on a pocket pc
Click to expand...
Click to collapse
Nope Compiz....... Hehe
In fact the radio processor (ARM9) already runs a linux like rtos: L4 micro kernel and Iguana embedded OS. See here and here.
I think the chances might be relatively good:
1. HTC has announced they are building android based phones.
2. For the next year or so, chances are that available phone hardware is gonna be pretty much the same as what is available today (give or take).
So it follows that there are good chances that HTC will do most of the work for us. They introduce a new P4551 running Android, you guys do your ROM ripping magic, and take all the various drivers and introduce it into a generic Android ROM. Voila! Android on the Kaiser.
That said, who says Android hardware support on HTC devices is going to be any better than hardware support for WM6? HTC has already proved you can release a phone for a mature platform, with plenty of history, using almost no hardware acceleration for anything. Who says Android phones from HTC will be any better in that respect?
Cool OS
This is a very cool OS. I'm sure some of our great coders around XDA DEVELOPERS can come up with all kinds of ways to use this on many different phones. If they get the money more power to them. They deserve it. At least in my nubee opinion!

[Request] Android for PS3...

Considering marcan is creating a bootloader for linux in PS3... won't you consider it at least? It would be perfect because the ps3 has not much memory, yet android 2.1 works really well on my g1... with less than the ps3
I hope my post won't bother anyone, if the mods consider that needs to be deleted, please delete it. Thanks!
It would have to be a PPC version of Android (its kernel). Since it's open source it would be possible, yes. Don't know about any compilers though (except for the leaked, illegal SDK).
The PS3's processor is radically different from the processor in your phone, so porting android to it would be nigh impossible and, quite frankly, totally not worth it. RAM isn't the issue, it's the rest of the system that would cause problems.
Also, this is the G1 area, not general android development, so your post is a bit out of place for the kind of feedback you want.
Not to mention that otherOS has been removed from the ps3 ages ago, and with the psjailbreak patched up it'd be difficult for people to try it out too

[Q] kindly create one WP7 rom.

hey guys
kindly make one windows phone 7 rom for fuze......
plzzzz
thanks in advance.
WP 7 will not work on Fuze!
whats the requirement....??
y it wont work......
atleast our seniour members are doing so much in developing...
so they can give a try atleast......
Damn, it has been repeated numerous time. WP7 kernel needs ARMv7 codepath and extensions, and you can't recompile a closed source kernel. MSM7200 belongs to ARMv6 family ; end of the story, end of the discussion.
exuce me you angry man wp7 is ported succefully to the leo and why cant it ported to the raphael i know the story of the ce kernel but if it is ported to leo and why cant it be ported
i know that there is a huge diffrence between cpu's
It can't be ported because no one has drivers or kernel modules that are WP7 compatible for the fuze (among a host of reasons). It's not going to happen. It works on the Leo because the HD7 has nearly identical hardware as the Leo. There are no WP7 devices out there that use the same hardware (now well outdated) that the fuze uses.
Closing this thread (crap, I'm not a mod here).
No way!
WP7 cannot be ported to TP due to hardware requirements. Wouldn't you think that if this generation of phones would have supported WP7, the HD2 for example would have been granted an update to WP7???
So if u want a WP7 phone, fetch a new one.

Windows Phone 7 Rom on Android Tablet

Tried to search for this but couldnt find anything is it possible to get a mango ROM working on an android tablet?
There are loads of 7" Android tablets out there for under £60 not the biggest fan of android but would like a cheap tablet for quick browsing of web and showing photos to friends etc.
Would be cool if could get a mango ROM flashed onto one of those 7" tabs
That's a good question. I'd also be interested if it were possible to drop Mango onto a tablet that started out life as an Android. It'd have to be a 7" screen, and it'd have to have a capacitive screen
jasongw said:
That's a good question. I'd also be interested if it were possible to drop Mango onto a tablet that started out life as an Android. It'd have to be a 7" screen, and it'd have to have a capacitive screen
Click to expand...
Click to collapse
Why does it have to be 7"? Resolution?
mcorrie1121 said:
Why does it have to be 7"? Resolution?
Click to expand...
Click to collapse
I think we're pretty much locked to 800x480 resolution, which I suspect would look horrible on a 10" tablet
Yea but im sure if it possible to port people will figure out a way around that like a regist edit or something. Actully maybe on a bigger screen more tiles would be visible instead of only 8 tiles or 6 it would be like 12 or 14
That is an interesting question. I was wondering the same thing, which is how I found this thread...
First of all, it would have to be a tablet with a WP7-compatible CPU. Unlike most x86 chips used in PCs, different ARM chips may have incompatible kernel-mode interfaces, so the core of every OS must be built for that chip. Linux (and therefore Android) can be built to run on pretty much any ARM chip. In theory, the same is true of Windows CE (the kernel that WP7 is built on), but without kernel sources (and no, the CE6 and CE7 sources available from MS aren't quite the same) we can't build custom kernels like that.
Second, and much harder, would be finding the drivers for the hardware. Every single WP7 device comes with a bunch of OEM code, the "firmware", that interfaces the kernel to the hardware. This is different from device to device (thus why, if you do something like flash a Samsung Omnia 7 ROM to a Samsung Focus, or even a Focus r3 ROM to a Focus r4, the phone won't work correctly afterward). Android has something similar, but again it has two benefits: the kernel is open-source, and there are Linux drivers for almost every piece of computing hardware (although not always very good ones). For WP7, porting to a new device is very hard because of this. The HD2 worked because
A) it originally ran a CE-based OS (an older one, but still CE based)
B) it's very similar in hardware to the HD7 (not enough to run HD7 ROMs, but enough to pull some drivers from HD7 ROMs)
C) an early firmware for the WP7 kernel was developed for it and leaked.
None of those things are going to be true for the typical random Android tablet.
GoodDayToDie said:
First of all, it would have to be a tablet with a WP7-compatible CPU. Unlike most x86 chips used in PCs, different ARM chips may have incompatible kernel-mode interfaces, so the core of every OS must be built for that chip. Linux (and therefore Android) can be built to run on pretty much any ARM chip. In theory, the same is true of Windows CE (the kernel that WP7 is built on), but without kernel sources (and no, the CE6 and CE7 sources available from MS aren't quite the same) we can't build custom kernels like that.
Second, and much harder, would be finding the drivers for the hardware. Every single WP7 device comes with a bunch of OEM code, the "firmware", that interfaces the kernel to the hardware. This is different from device to device (thus why, if you do something like flash a Samsung Omnia 7 ROM to a Samsung Focus, or even a Focus r3 ROM to a Focus r4, the phone won't work correctly afterward). Android has something similar, but again it has two benefits: the kernel is open-source, and there are Linux drivers for almost every piece of computing hardware (although not always very good ones). For WP7, porting to a new device is very hard because of this. The HD2 worked because
A) it originally ran a CE-based OS (an older one, but still CE based)
B) it's very similar in hardware to the HD7 (not enough to run HD7 ROMs, but enough to pull some drivers from HD7 ROMs)
C) an early firmware for the WP7 kernel was developed for it and leaked.
None of those things are going to be true for the typical random Android tablet.
Click to expand...
Click to collapse
So, long story short, probably not gonna happen. Gotcha. At least I know some of the work that is takes, for I am sure that it will take much more work.
Sent from my ASUS Transformer Pad TF300T using xda app-developers app
yea your not gonna get arm wp7 on an android tablet , however there are many simulations of wp7 in android tablets , so if you want wp7 on an android yes thats the way to do it , but why?

[Q] WebOS on Chacha possible?

Since WebOS will be Open Source soon I wondered if it will be possible to build it for the Chacha.
If you take a look on the devices that had WebOS (Palm Pre or Pixi), they all had a keyboard!! So the HTC Chacha might be the best Android device for trying it.
I read in some other forums that people were talking that they could get the hardware drivers from Android (concerning the Nokia N9). So when this is possible, it means that it wouldn't be impossible to make some Chacha port.

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