Subject: Re: mapping PCI memory
To: Emmanuel Dreyfus <manu@netbsd.org>
From: Bill Studenmund <wrstuden@netbsd.org>
List: tech-kern
Date: 01/01/2004 18:25:36
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On Thu, Jan 01, 2004 at 04:10:39PM +0100, Emmanuel Dreyfus wrote:
> matthew green <mrg@eterna.com.au> wrote:
>=20
> > what exactly are you wanting to do here?  we're going to need card-spec=
ific
> > drivers for getting DRM/DRI working with XFree86 (they already exist in=
 the
> > XFree86 4.x tree - we don't have to write them, only port them.)
>=20
> I need to map all the memory of the video board into a user process. On
> macppc, it's only possible to map the memory used by the framebuffer,
> which is just a part of the whole VRAM.

Manuel is right, this should be in the driver. If you need to map more=20
than can be mapped now, we need to change the video driver.

Take care,

Bill

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