X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=include%2Ffx2lafw.h;h=bbc155b008500da1b161d41851d49d1ce2a0427b;hb=1f99664cd09baa9bc584c884d7fd509d332d984e;hp=fcafa62e630f0cd206fa7b3d8c0b0525bf17a503;hpb=e086d6ee9d5b6c681c706b9c4f8353b54565abaf;p=sigrok-firmware-fx2lafw.git

diff --git a/include/fx2lafw.h b/include/fx2lafw.h
index fcafa62e..bbc155b0 100644
--- a/include/fx2lafw.h
+++ b/include/fx2lafw.h
@@ -1,5 +1,5 @@
 /*
- * This file is part of the fx2lafw project.
+ * This file is part of the sigrok-firmware-fx2lafw project.
  *
  * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
  *
@@ -18,6 +18,26 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  */
 
+#ifndef FX2LAFW_INCLUDE_FX2LAFW_H
+#define FX2LAFW_INCLUDE_FX2LAFW_H
+
 #include <autovector.h>
 
 #define SYNCDELAY() SYNCDELAY4
+
+/*
+ * Major and minor fx2lafw firmware version numbers.
+ * These can be queried by the host via CMD_GET_FW_VERSION.
+ *
+ * The minor version number must be increased every time there are
+ * backwards-compatible changes (which do not change the API).
+ *
+ * The major version number must be increased every time there are API
+ * changes or functional changes which require adaptations in the host
+ * (libsigrok) drivers, i.e. changes where old libsigrok versions would no
+ * longer (properly) work with the new fx2lafw firmware.
+ */
+#define FX2LAFW_VERSION_MAJOR	1
+#define FX2LAFW_VERSION_MINOR	1
+
+#endif