From 6309df63012147e2660c90533a9640d38d3e0491 Mon Sep 17 00:00:00 2001
From: Martine Lenders <mail@martine-lenders.eu>
Date: Sun, 12 Aug 2018 12:26:31 +0200
Subject: [PATCH] makefiles/vars.inc.mk: add doc on TOOLCHAIN lists

---
 makefiles/vars.inc.mk | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/makefiles/vars.inc.mk b/makefiles/vars.inc.mk
index 7194443c84..abe8536991 100644
--- a/makefiles/vars.inc.mk
+++ b/makefiles/vars.inc.mk
@@ -36,6 +36,8 @@ export PYTHONPATH            # Python default search path for module filesi, wit
 export FEATURES_REQUIRED     # List of required features by the application
 export FEATURES_PROVIDED     # List of provided features by the board
 export FEATURES_OPTIONAL     # List of nice to have features
+# TOOLCHAINS_SUPPORTED       # List of supported toolchains by an MCU (gnu/llvm/...).
+# TOOLCHAINS_BLACKLISTED     # List of unspported toolchains for a module or an application.
 
 export TARGET_ARCH           # The target platform name, in GCC triple notation, e.g. "arm-none-eabi", "i686-elf", "avr"
 export PREFIX                # The prefix of the toolchain commands, usually "$(TARGET_ARCH)-", e.g. "arm-none-eabi-" or "msp430-".
-- 
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