RPi + TDE + 7i90HD

Hi Gene! (This is not directly a TDE question, so it might be of no interest to a lot of readers, but anyway ...) If I recall correctly, you have mentioned somewhere that you have a RPi + TDE + 7i90HD running. Yesterday a 7i960HD ended up on my desk. Now I want to build a new CNC with RPi + TDE + 7i90HD, but I am stuck at how to flash the correct firmware to the card. I understand that I need mesaflash to flash 7i90_spi_svst4_8.bit (http://linuxcnc.org/docs/devel/html/man/man9/hm2_rpspi.9.html) from a pc via what? Centronics cable? Do you have a link to the needed cables? And maybe a working linuxcnc configuration? Nik -- Please do not email me anything that you are not comfortable also sharing with the NSA, CIA ...