[Openocd-svn] r2091 - trunk/src/jtag

[<zw...@ma...>]

Author: zwelch
Date: 2009-06-07 07:24:27 +0200 (Sun, 07 Jun 2009)
New Revision: 2091

Modified:
   trunk/src/jtag/jtag.c
   trunk/src/jtag/jtag.h
Log:
Factoring of jtag_examine_chain for maintainability:
- Improve variable type: change device_count to unsigned.
- Improves jtag_tap_count_enabled() API too (now returns unsigned).


Modified: trunk/src/jtag/jtag.c
===================================================================
--- trunk/src/jtag/jtag.c	2009-06-07 05:24:20 UTC (rev 2090)
+++ trunk/src/jtag/jtag.c	2009-06-07 05:24:27 UTC (rev 2091)
@@ -242,10 +242,10 @@
 	return jtag_num_taps;
 }
 
-int jtag_tap_count_enabled(void)
+unsigned jtag_tap_count_enabled(void)
 {
 	jtag_tap_t *t;
-	int n;
+	unsigned n;
 
 	n = 0;
 	t = jtag_all_taps();
@@ -1065,7 +1065,7 @@
 static int jtag_examine_chain(void)
 {
 	u8 idcode_buffer[JTAG_MAX_CHAIN_SIZE * 4];
-	int device_count = 0;
+	unsigned device_count = 0;
 
 	jtag_examine_chain_execute(idcode_buffer, JTAG_MAX_CHAIN_SIZE);
 

Modified: trunk/src/jtag/jtag.h
===================================================================
--- trunk/src/jtag/jtag.h	2009-06-07 05:24:20 UTC (rev 2090)
+++ trunk/src/jtag/jtag.h	2009-06-07 05:24:27 UTC (rev 2091)
@@ -181,7 +181,7 @@
 extern jtag_tap_t* jtag_tap_by_string(const char* dotted_name);
 extern jtag_tap_t* jtag_tap_by_jim_obj(Jim_Interp* interp, Jim_Obj* obj);
 extern jtag_tap_t* jtag_tap_by_abs_position(int abs_position);
-extern int jtag_tap_count_enabled(void);
+extern unsigned jtag_tap_count_enabled(void);
 extern int jtag_tap_count(void);
 
 static __inline__ jtag_tap_t* jtag_tap_next_enabled(jtag_tap_t* p)