Factoring of jtag_examine_chain for maintainability:

- Reduce indent: invert logic test for unexpected TAP (no IDs).


git-svn-id: svn://svn.berlios.de/openocd/trunk@2081 b42882b7-edfa-0310-969c-e2dbd0fdcd60

src/jtag/jtag.c

@@ -1058,7 +1058,16 @@ static int jtag_examine_chain(void)
 
 		tap->idcode = idcode;
 
-		if (tap->expected_ids_cnt > 0) {
+		if (0 == tap->expected_ids_cnt)
+		{
+			// @todo Enable LOG_INFO to ask for reports about unknown TAP IDs.
+#if 0
+			LOG_INFO("Uknown JTAG TAP ID: 0x%08x", tap->idcode)
+			LOG_INFO("Please report the chip name and reported ID code to the openocd project");
+#endif
+			tap = jtag_tap_next_enabled(tap);
+			continue;
+		}
 			/* Loop over the expected identification codes and test for a match */
 		u8 ii;
 		for (ii = 0; ii < tap->expected_ids_cnt; ii++) {
@@ -1090,12 +1099,7 @@ static int jtag_examine_chain(void)
 		} else {
 			LOG_INFO("JTAG Tap/device matched");
 		}
-		} else {
-#if 0
-			LOG_INFO("JTAG TAP ID: 0x%08x - Unknown - please report (A) chipname and (B) idcode to the openocd project",
-					 tap->idcode);
-#endif
-		}
+		
 		tap = jtag_tap_next_enabled(tap);
 	}