About a year ago this guy, http://www.hpmuseum.org/forum/thread-1789.html
managed to compile and boot a small elf binary on the HP Prime.
The only thing the elf does is writing pixels to the frame buffer and then
halting.
(LCD is 320x240 at 24bpp)
The HP Prime uses a Samsung SoC (
Modern ARM kernels will boot on many systems, BUT you have to have the
right Device Tree file. So what you need to do is find the right .dbt file for
that board (it is board specific not chip) and check that it is supported by
the generic ARM kernel. Then it should work provided the u-boot on
