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Camera depending notes: 

- A580 uses Propset 2 of Properties (see http://tinyurl.com/6zbv9b)
- dryos camera
- A580 does have an ND Filter! 
Mind this.

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NOTES:
Half Shutter + Left - Sets AFL
Half Shutter + Right - Show OSD (On / Off)
Half Shutter + Up - Sets AEL
Half Shutter + Down - Disable overrides (Yes / No)
Half Shutter + Menu - Show Live Histogram (Don't / Always / Shoot)
Half Shutter + Display - Draw Zebra (On / Off)

In Alt:
Display - Save RAW (DNG /Off)
Up - Manual Focus (On / Off)

In ALT + Manual mode:
Display - Sets Infinity Focus
Down - Sets HyperFocal Focus

WORKING:
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Adjustable Alt button supported.
-------
User menu works.
-------
Extra long exposure feature supported.
-------
EXMEM supported.
-------
Firmware update from menu works! (With GCC compiler generated file YES, with fi2encdec generated filed NO!)

platform/fi2.inc:
ifeq ($(KEYSYS), d3enc)
    FI2KEY=6F....71
    FI2IV =53....3D
endif
-------
Fast EV Switch

PLEASE TEST:
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SDHC multi-partition boot and swap supported. (Tested with 2GB SD (2MB  FAT12 and FAT32 the rest), can someone test it with a larger card 8GB, 16GB...)

NOT WORKING:
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Video: fast video control (on Left (Pause) camera hangs), disabled, not supported?