libfx2 : chip support package for Cypress EZ-USB FX2 series microcontrollers ( https://github.com/whitequark/libfx2 )
libusbsio : NXP LIBUSBSIO library ( https://www.nxp.com/design/software/development-software/libusbsio-host-library-for-usb-enabled-mcus:LIBUSBSIO )
opensc : Libraries and applications to access smartcards ( https://github.com/OpenSC/OpenSC/wiki )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a jjakob
For Paludis use this rsync : rsync://gentoo.zugaina.org/jjakob-portage
If you have a problem : ycarus(-at-)zugaina.org