Re: [Linux-fbdev-devel] how to drop access to an ioremapped area ?

[James S. <jsi...@tr...>]

> I'm looking for  a way to somehow "drop" all access to a specific ioremaped
> area ,
> for a time , and then "reenable" it .. is there a way to do something like
> that ?

This is not at all easy to do. You could write long papers on this
subject. The best thingyou could do right now is just convert the glide
library to use the mmio region of your fbdev device. As for access use a
userland lock. Not very secure but it is a hack to get it going.