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-rw-r--r--docs/envvars.html2
1 files changed, 2 insertions, 0 deletions
diff --git a/docs/envvars.html b/docs/envvars.html
index af1a30c68ef..5dd7bab2c66 100644
--- a/docs/envvars.html
+++ b/docs/envvars.html
@@ -60,6 +60,8 @@ sometimes be useful for debugging end-user issues.
<li>flush - flush after each drawing command</li>
<li>incomplete_tex - extra debug messages when a texture is incomplete</li>
<li>incomplete_fbo - extra debug messages when a fbo is incomplete</li>
+ <li>context - create a debug context (see GLX_CONTEXT_DEBUG_BIT_ARB) and
+ print error and performance messages to stderr (or MESA_LOG_FILE).</li>
</ul>
<li>MESA_LOG_FILE - specifies a file name for logging all errors, warnings,
etc., rather than stderr