Re: Console mapping problems? [I hear about these - I wanna know!]

H. Peter Anvin (hpa@transmeta.com)
Wed, 10 Sep 1997 14:02:57 -0700 (PDT)


> The _FONT_ is loaded into the videocard - when necessary...
> ... this could be stored in virtual-mem and reloaded if necessary...

There is no kernel facility for accessing virtual memory. Creating
such a facility would be very expensive.

> FWIW the font remapping and font itself are quite small: 8bitx16x256 chars
> being normal == 4096 bytes per font (1 page). though there ARE 2-page
> fonts I would guess.

8bit x 32 x {256,512} = 8192 or 16384 bytes.

> Alright, already <g>.. But ARE there any problems with the 8bit -> Unicode
> -> console mappings?

No, I think it is the right thing to do.

A graphical console is a good example of something that belong in
userspace IMNSHO, both for complexity and flexibility.

-hpa