Work In Progress

Support for new chipsets is currently worked on in a separated branch of the svn.

Follow the regular compilation instructions (see Compiling the source code), except you need to get the source code from the experimental branch:
svn co http://svn.openchrome.org/svn/branches/experimental_branch

The following additional chipsets are supported:

K8M890 / K8N890? (VT3336)
P4M900 / VN896 (VT3364)
CX700
P4M890?

How to get DRM working

Use the latest version from git repository:
For compilation instructions see Compiling the source code
You'll need the following patch to get the DRM module to load on VT3364 (P4M900 / VN896):
http://www.openchrome.org/trac/attachment/ticket/102/p4m900-drm.patch

How to get AGP GART working

AGP GART via-agp module
Kernel 2.6.20 includes support for K8M890 & CX700 chipsets.
You'll need the following patch to get the AGP module to load on VT3364 (P4M900 / VN896):
link to http://www.openchrome.org/trac/attachment/ticket/102/p4m900-kernel-drm-agp.patch
Follow these steps:

Compile the modules:
cd /usr/src/linux
patch -p1 < /path/to/patch
make drivers/char/agp/
cp drivers/char/agp/*.ko /lib/modules/`uname -r`/kernel/drivers/char/agp/
depmod -ea

Load the modules:
modprobe agpgart
modprobe via-agp