--- a/doc/Host-tools-overview	Sat Aug 26 01:23:34 2017 +0000
+++ b/doc/Host-tools-overview	Sat Aug 26 01:34:40 2017 +0000
@@ -164,11 +164,17 @@
 		but the current version is expected to work with all Mot C1xx
 		firmware versions.
 
+tiaud-compile	This utility compiles an audio mode configuration table for TI's
+		Audio Service from our own ASCII source format into the binary
+		format for uploading into FreeCalypso GSM device FFS with
+		fc-fsio.
+
 tiaud-decomp	This utility decodes TI's audio mode configuration files read
-		out of FFS into our own ASCII format.  The tool to perform the
-		opposite conversion (compile these audio mode config files
-		"in vitro" from an ASCII text source) is planned, but has not
-		been written yet.
+		out of FFS into our own ASCII format.  It is the reverse of the
+		operation performed by tiaud-compile.
+
+tiaud-mkvol	This utility is a companion to tiaud-compile that generates the
+		*.vol binary files which need to accompany the main *.cfg ones.
 
 tiffs,		These tools perform "in vitro" analysis of flash file system
 mokoffs,	(FFS) images read out of GSM devices with TI-based firmwares.