FreeBSD not booting on Raspberry with VGA 666

[Emmanuel Vadot]

On 2016-01-25 19:00, Oliver Psotta wrote:
> Hello,
> 
> FreeBSD-11.0-CURRENT-arm-armv6-RPI2-20160121-r294499 did not boot on a
> Rasberry Pi 2 B with the Gert VGA 666 adaptor connected to the
> Raspberry's GPIO port. This adaptor basically is a passive resistor
> network, using most of the GPIO's pins.

  FreeBSD doesn't support this kind of screen at the moment.

> My guess is that FreeBSD tries to activate the serial port on GPIO and
> this fails. Is there a solution to turn off the serial port or set the
> config.txt to enable booting?

  You will need to edit the dts file and recompile a new dtb that disable 
the serial port.

> By the way I've managed to get VGA 666 working for FreeBSD with the
> same settings and files as for Linux and Risc OS. Of course booting
> stops after the message
> [code] Hit any key to stop autoboot: 0 [/code]

  I guess it's works because u-boot and knows about it but as said before 
FreeBSD doesn't support this kind of screen.

-- 
Emmanuel Vadot