1 files changed, 4 insertions, 0 deletions
diff --git a/NOTES b/NOTES
index d87bbfc..e916894 100644
--- a/NOTES
+++ b/NOTES
@@ -1,3 +1,7 @@
+Environment
+===========
+ PCILIB_PLUGIN_DIR - override path to directory with plugins
+
 Memory Addressing
 =================
  There is 3 types of addresses: virtual, physical, and bus. For DMA a bus