To install, rename the system-froyo-timestamp.tgz file to androidinstall.tgz and
put it in /andboot on your sdcard.
This needs a recent 320x240 froyo kernel.
The git repository for this build is here:
You can see the latest changes by looking at the individual git change logs.
The git repo for most of the device setup is here:
You can compile it yourself by doing:
repo init -u git://androidhtc.git.sourceforge.net/gitroot/androidhtc/manifest -b froyo repo sync . build/envsetup.sh lunch eu_vogue-userdebug (use "lunch full_vogue-userdebug" for all languages or "lunch us_vogue-userdebug" for only english and spanish) make (use make -j 6 if you have 4 cores)
It needs to download over 2G of data and will take a few hours to compile.
I July 2010 I gave a talk about porting android, my slides are available here:
With a demo of Froyo here: