Re: NVIDIA kernel module

Stuart Young (sgy@amc.com.au)
Thu, 06 Dec 2001 10:46:20 +1100


At 05:22 PM 5/12/01 -0600, Erik Elmore wrote:
>Have I lost my mind?
>
>I've always thought that NVIDIA's linux kernel support was incredibly
>closed source, but I swear I just saw a download link for the kernel
>module sources at http://www.nvidia.com/view.asp?PAGE=linux
>
>was I mistaken or is this something new?

The "sources" you see there are the following:

- A Makefile
- The Nvidia binary module
- Some source code that wraps around the binary module and interfaces to
the kernel functions, agp, etc.

This gives some flexibility when it comes to using it with different
kernels, The "kernel layer" compiles against and uses information from the
kernel at /usr/src/linux (or the one you specify through parameters). This
also means they don't have to release a new binary for every kernel release
(can you imagine how horrible that would be?), or track a huge number of
kernel changes.

Most of the guts are still a closed binary module (for x86 only) that
hasn't had any peer review.

Stuart Young - sgy@amc.com.au
(aka Cefiar) - cefiar1@optushome.com.au

[All opinions expressed in the above message are my]
[own and not necessarily the views of my employer..]

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