Re: VT console need rewrite

Jerome Glisse
2010-11-29T21:23:27Z

On Mon, Nov 29, 2010 at 12:50 PM, <Valdis.Kletnieks@vt.edu> wrote:
> On Mon, 29 Nov 2010 10:14:06 +0800, Microcai said:
>
>> The thing is, you really should agree that, implementing UNICODE font in
>> kernel isn't a bad idea.
>
> Let us know when you have implemented support for bidirectional
> scripts that require compositing or half-spacing characters.  Without
> blowing out the 8K kernel stack.
>
> Doing it *right* is important:
>
> http://gizmodo.com/382026/a-cellphones-missing-dot-kills-two-people-puts-three-more-in-jail
>
> Two dead, three in jail.  All because of broken font support.  That's a good
> reason to not even try unless you can do it *right*.
>
>

Side point, KMS people would like to see the direct memory access to
fb buffer vanish, right now we are wasting vram to keep a front buffer
around for fb. So somethings like always using some callback to access
(write/read) to fb buffer.

Cheers,
Jerome Glisse