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-rw-r--r--utils/kmstest.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/utils/kmstest.cpp b/utils/kmstest.cpp
index 34fb352..f9486a4 100644
--- a/utils/kmstest.cpp
+++ b/utils/kmstest.cpp
@@ -381,6 +381,10 @@ static const char* usage_str =
" kmstest -p 400x400 -f XR24\n\n"
"Test pattern on the second connector with default mode:\n"
" kmstest -c 1\n"
+ "\n"
+ "Environmental variables:\n"
+ " KMSXX_DISABLE_UNIVERSAL_PLANES Don't enable universal planes even if available\n"
+ " KMSXX_DISABLE_ATOMIC Don't enable atomic modesetting even if available\n"
;
static void usage()