Archives for: 2008

Tearsync now works with 770

English (US)  April 7th, 2008 by fanoush ( Email )

Got this finally working. Too bad it is almost useless now, we needed it years ago ;-) What is tearsync? It is feature of omapfb driver that allows video playback without tearing effect. This feature is enabled in N8x0 kernel but never was part of Nokia 770 2.6.16 kernel shipped with any firmware. Luckily when first N800 2.6.18 kernel was released there was tearsync support added also in drivers for 770! All that was needed was to backport it to 2.6.16 kernel, right? Well, no. I did but it didn't work.

Only recently I've seen some strange issues with N800's MMC slot when going back to OS2007 and become aware of 'pin multiplexing' issue. Many pins of OMAP chip can be configured in software to have specific signal routed to it and this setting is done in bootloader. So maybe TE pin was simply not enabled? Too bad that any recent OMAP1 datasheet I could find had SoSSI documentation missing. Then I found in Google cache this text "revision D changes: ... removed all references to: ... Specially Optimized Screen Interface (SoSSI) ... deleted SoSSI function from the signal names with the following ball numbers ...". So after additional bit of googling (thanks Serge) and figuring out what all this means the answer is "ball G20, register 4, value 6, offset 6".

Funny thing, after setting G20 pin muxing correctly, the one year old code now magically works with no other change :-) If you still care for 770, you can get the kernel from Mplayer ITT thread here.

248 words posted in Maemo, Nokia 770 (2877 views)

ScummVM 0.11

English (US)  January 13th, 2008 by fanoush ( Email )

ScummVM 0.11 is near. Yesterday it was tagged in SVN and release will be any day. Good news is that Maemo port is now committed to scumvm SVN and will be part of official 0.11.0 source (once it is available). It still is a bit dirty so most of it is committed as a single patch file living in platform specific directory but it is a start. Making it more clean is work for 0.12. Basically it depends on having generic configurable keymapper (preferably with GUI) for all engines and platforms.

You can get the binary compiled from 0.11 SVN branch here
http://fanoush.wz.cz/maemo/scummvm_0.11.0-0_armel.deb
Please test it if you can and report issues to this ITT thread. This becomes the official release version if no serious bug is found. I will replace 0.10 version in extras repository and downloads.maemo.org when 0.11 is officially released at www.scummvm.org. You can see what's new here. Maemo port keybindings were added only for Lure of the Temptress.

168 words posted in Maemo (860 views)

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