consinit().
- Fix fbconnect() and relatives; 'struct fbinfo' is initialized only once,
making sure no extraneous console resolution message is emitted.
includes the STIC poll registers.
- Don't bother enabling ISR driven packet queueing on device open. It doesn't
work for the PXG due to severe dainbramage on the part of DEC and doesn't
work properly on the 3min due to the spl stuff being a mess.
totally broken for the PXG and will remain so until more documentation is
available. This destroys the queueing, hardware clipping, and VDAC update
mechanisms on the PXG.