X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/9ab7a6c75566a2d06e56a8a97173c6382a3c5b3d..836138032cb134139d9ab5247c6baee983b2c312:/armsrc/util.h

diff --git a/armsrc/util.h b/armsrc/util.h
index 0af673cc..14403232 100644
--- a/armsrc/util.h
+++ b/armsrc/util.h
@@ -1,9 +1,23 @@
+//-----------------------------------------------------------------------------
+// Jonathan Westhues, Aug 2005
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// Utility functions used in many places, not specific to any piece of code.
+//-----------------------------------------------------------------------------
+
 #ifndef __UTIL_H
 #define __UTIL_H
 
 #include <stddef.h>
 #include <stdint.h>
 
+#define RAMFUNC __attribute((long_call, section(".ramfunc")))
+
+#define BYTEx(x, n) (((x) >> (n * 8)) & 0xff )
+
 #define LED_RED 1
 #define LED_ORANGE 2
 #define LED_GREEN 4
@@ -25,4 +39,11 @@ int BUTTON_CLICKED(int ms);
 int BUTTON_HELD(int ms);
 void FormatVersionInformation(char *dst, int len, const char *prefix, void *version_information);
 
-#endif
\ No newline at end of file
+void StartTickCount();
+uint32_t RAMFUNC GetTickCount();
+
+void StartCountUS();
+uint32_t RAMFUNC GetCountUS();
+uint32_t RAMFUNC GetDeltaCountUS();
+
+#endif