Add additional jump target for board.

Change-Id: Id3bc2fe1f0f49802362b6f969e121397fd934b60
diff --git a/setup.sh b/setup.sh
index 11d065f..c719dcb 100755
--- a/setup.sh
+++ b/setup.sh
@@ -100,6 +100,8 @@
 
 unset JUMP_TARGETS
 declare -Ax JUMP_TARGETS
+JUMP_TARGETS[.]="."
+JUMP_TARGETS[board]="${ROOTDIR}/board"
 JUMP_TARGETS[top]="${ROOTDIR}"
 JUMP_TARGETS[rootdir]="${ROOTDIR}"
 JUMP_TARGETS[out]="${OUT}"