ARM hardfp port related documentation.
Notes on rpm bootstrap here. Notes on obs import here.
armv7hl = -mfloat-abi=hard -mfpu=vfpv3-d16 -march=armv7-a -mno-thumb
armv7hln = -mfloat-abi=hard -mfpu=neon -march=armv7-a -mno-thumb
MeeGo.com baseline would be armv7hl, vendors can recompile for armv7hln if they so wanted