Firebird Project has now ports for the top4 embedded processors used in small devices like phones
The top cpu used in that area are arm,x86,mips,powerpc according to linuxdevices survey
http://www.linuxdevices.com/files/article077/embedded_processor_current_trend.jpg
Here are the build results for firebird2.0 package on debian on main cpu architectures used in debian
http://buildd.debian.org/pkg.cgi?pkg=firebird2.0
The latest port is for arm cpu , and here is the [...]
