Mesa (master): gallium/docs: Add Galahad

[Jakob Bornecrantz]

Module: Mesa
Branch: master
Commit: d377abd93fed4f5d27047bf3c8b9a032a21c5224
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=d377abd93fed4f5d27047bf3c8b9a032a21c5224

Author: Jakob Bornecrantz <wallbraker at gmail.com>
Date:   Fri Aug 20 02:28:36 2010 +0100

gallium/docs: Add Galahad

---

 src/gallium/docs/source/debugging.rst |    4 ++++
 src/gallium/docs/source/distro.rst    |    9 +++++++++
 2 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/src/gallium/docs/source/debugging.rst b/src/gallium/docs/source/debugging.rst
index 42bda5a..e081cbf 100644
--- a/src/gallium/docs/source/debugging.rst
+++ b/src/gallium/docs/source/debugging.rst
@@ -21,6 +21,10 @@ This option controls if the debug variables should be printed to stderr. This
 is probably the most useful variable, since it allows you to find which
 variables a driver uses.
 
+.. envvar:: GALLIUM_GALAHAD <bool> (false)
+
+Controls if the :ref:`galahad` sanity checker module should be used.
+
 .. envvar:: GALLIUM_RBUG <bool> (false)
 
 Controls if the :ref:`rbug` should be used.
diff --git a/src/gallium/docs/source/distro.rst b/src/gallium/docs/source/distro.rst
index 70d75b5..08c8eab 100644
--- a/src/gallium/docs/source/distro.rst
+++ b/src/gallium/docs/source/distro.rst
@@ -79,6 +79,15 @@ Rbug
 
 Wrapper driver. :ref:`rbug` driver used with stand alone rbug-gui.
 
+.. _galahad:
+
+Galahad
+^^^^^^^
+
+Wrapper driver. Sanity checker for the internal gallium state. Normally
+a driver should n't have to sanity check the input it gets from a state
+tracker. Any wrong state received should be perceived as a state tracker bug.
+
 State Trackers
 --------------