Xenix Startup problems.

[Roger Knopf 5502]

In article <1027 at applix.UUCP> jim at applix.UUCP (Jim Morton) writes:
<In article <CMM.0.88.633709071.ingea at skinneggi.uio.no>, ingea at IFI.UIO.NO writes:
<> This is a well known problem on 2.2.x, later fixed & OK in 2.3.x. 
<> SCO XENIX 2.2.x does not support VGA, only EGA, CGA & mono displays.
<
<Not true. Xenix 2.2.3 supported *booting* on a VGA, but not the vidi(1) or
<ioctl() routines to use the VGA video modes. In practice, 2.2.3 booted OK
<with a "fairly compatible" VGA card, but ones with funky BIOS differences,
<font info differences, and auto-switch modes tended to have problems. Xenix 
<2.3.X does a much better job of handling these differences, but you still 
<won't catch me using ANY type of auto-switch video card.

Yes but if we _did_ catch you doing so, we would find that you had
turned the autoswitch OFF. Most VGAs work fine with 2.2.3 once the
autoswitch is disables and the card always acts like a VGA.

Roger Knopf
SCO Consulting Services