[Gta04-owner] QtMoko v41

[Dr. H. Nikolaus Schaller]

Hi Radek,
great work!

I tried to test it but I get a kernel image CRC error (at least with the version in /boot/uImage in the .tgz).

Can you please cross-check?

BR,
Nikolaus



Am 10.03.2012 um 22:42 schrieb Radek Polak:

> Hi,
> QtMoko v41 for your Phoenux is now ready for download [1].  
> 
> List of changes since v40:
> 
>  * gsm-voice-routing has highest -20 priority
>  * gsm-voice-routing gained led indicators
>  * gsm-voice-routing walkie talkie algorithm was improved
>  * Disabled UMTS on GTA04 to workaround disconnect problem
>  * Low level modem LED indicators
>  * Added support for oFono telephony backend
>  * NAND images
>  * Wifi is manually turned on when running from devtmpfs
>  * Removed udev from init again (using devtmps for fast boot)
>  * GTA04 kernel is built with nodebug options
>  * RED led is turned off when QtMoko starts
>  * Build without unnecessary tools (Yann Dirson)
>  * Disable forced Qt rebuilds (Yann Dirson)  
>  * NeronGPS compiles on 64bit (Yann Dirson)
>  * Fixes in translations (Yann Dirson)
>  * Newer v4l headers (Yann Dirson)
>  * fixed black screen in settings for locked mode
>  * /media/card is now FAT on /dev/mmcblk0p3
>  * better description for ringtones settings icon
> 
> The main work was still on telephony, because it's not yet perfect.
> 
> I am now using walkie talkie echo reduction. While you are speaking/listening 
> the playback/recording is now completely suppressed - so theoretically there 
> should be no echo at all.
> 
> The voice routing program has now diagnostics on AUX led. When the program 
> starts it starts slow blinking RED/GREEN until it successfully reads from UMTS 
> sound card. Then it signals RED when walkie talkie algorithm thinks that you 
> are speaking and GREEN when listening.
> 
> Similar diagnostics is added to modem drivers (for both oFono and QtMoko's). 
> When the modem notifies new call it starts blinking GREEN on POWER led. The 
> blinking works also in suspend and stops when you check missed calls.
> 
> I was trying to address the problem when modem disconnects on USB [2]. 
> Previous fix that was trying to reopen modem tty after few seconds did not work 
> for some reason. I can see that it opens the tty (and also lsof shows it's 
> open), but there were no data coming. So i tried my theory that it disconnects 
> only on UMTS. Now i am sending AT_OPSYS=0,2 on modem init. It would be nice if 
> you could try it and report if you still see modem usb disconnects. If this 
> wont work we need to find another way how to fix this.
> 
> Nikolaus: do you have any info how modem firmware upgrading works? Is any 
> special hardware required?

I am still working on clear answers.

> 
> Since this release you can use oFono for telephony. It was done in less then 9 
> days. So if you don't like funky Qtopia AT commands you can use oFono ;-) or 
> FSO. All of them are now supported. To use ofono you need to do:
> 
> 	update-rc.d udev defaults
> 	apt-get update
> 	apt-get install ofono
> 
> Now edit /opt/qtmoko/qpe.env and change QTOPIA_PHONE=oFono
> You can also set it to Fso or anytime back to AT (it's case sensitive). Btw 
> oFono can be now used only for calls. I havent managed to get SMS working yet.
> 
> You can now also quite easily install QtMoko to NAND:
> 
> 1/ boot from SD card
> 2/ download qtmoko-debian-gta04-v41.jffs2 and uImage-for-jffs2-v41.bin
> 3/ apt-get install mtd-utils
> 4/ flash it to NAND:
> 
> 	flash_eraseall /dev/mtd3
> 	nandwrite -p /dev/mtd3 uImage-for-jffs2-v41.bin
> 
> 	flash_eraseall /dev/mtd4
> 	nandwrite -p /dev/mtd4 qtmoko-debian-gta04-v41.jffs2
> 
> For me NAND is much much faster then SD card. It boots in 40s without any 
> optimizations. Even telephony is lightning fast compared to SD - taking and 
> hanging calls is immediate. It can be because i have class 2 SD card with big 
> rootfs now...
> 
> Last thing is updated kernel (latest NeilBrown's). It boots faster, wakes in 
> 1s and is generally much faster.
> 
> It would be nice if we could make telephony rock stable. I am now using GTA04 
> for about month as my main phone. It's usable, but far from perfect. The main 
> problem was/is? the USB disconnects - i sometimes get to the state where i 
> cant dial/receive call and need reboot.
> 
> So enjoy and report bugs or success.
> 
> Regards
> 
> Radek
> 
> [1] http://sourceforge.net/projects/qtmoko/files/GTA04/
> [2] http://lists.goldelico.com/pipermail/gta04-owner/2012-February/001563.html
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