K8 northbridge f1 behaviour.

[ron minnich]

On 8 Jan 2004, Eric W. Biederman wrote:

> The generic code should already handle this properly. With some small
> exceptions of non standard registers.

the generic code works wonderfully well but does not set the vga enable 
bit. The fix is trivial but as a quick test I just hardwired the 0xc0 
register in the setup code and ... still no vga i/o happening to the vga 
card. Boy, this is driving me nuts :-)

ron