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-rw-r--r--docs/devel/build-system.txt13
1 files changed, 13 insertions, 0 deletions
diff --git a/docs/devel/build-system.txt b/docs/devel/build-system.txt
index 386ef36..52501f2 100644
--- a/docs/devel/build-system.txt
+++ b/docs/devel/build-system.txt
@@ -510,3 +510,16 @@ default-configs/$TARGET-NAME file as input.
This is the entrypoint used when make recurses to build a single system
or userspace emulator target. It is merely a symlink back to the
Makefile.target in the top level.
+
+
+Useful make targets
+===================
+
+- help
+
+ Print a help message for the most common build targets.
+
+- print-VAR
+
+ Print the value of the variable VAR. Useful for debugging the build
+ system.