[Openocd-svn] r2004 - trunk/src/jtag

[ntfreak at B. <nt...@ma...>]

Author: ntfreak
Date: 2009-06-02 18:07:31 +0200 (Tue, 02 Jun 2009)
New Revision: 2004

Modified:
   trunk/src/jtag/jlink.c
Log:
- hack added to fix a issue with v5/6 jlink
v5/6 jlink seems to have an issue if the first tap move is not divisible by 8, so we send a TLR on first power up

Modified: trunk/src/jtag/jlink.c
===================================================================
--- trunk/src/jtag/jlink.c	2009-06-02 13:37:06 UTC (rev 2003)
+++ trunk/src/jtag/jlink.c	2009-06-02 16:07:31 UTC (rev 2004)
@@ -306,7 +306,8 @@
 static int jlink_init(void)
 {
 	int check_cnt;
-
+	int i;
+	
 	jlink_jtag_handle = jlink_usb_open();
 
 	if (jlink_jtag_handle == 0)
@@ -341,6 +342,13 @@
 	jlink_tap_init();
 	jlink_speed(jtag_speed);
 
+	/* v5/6 jlink seems to have an issue if the first tap move
+	 * is not divisible by 8, so we send a TLR on first power up */ 
+	for (i = 0; i < 8; i++) {
+		jlink_tap_append_step(1, 0);
+	}
+	jlink_tap_execute();
+	
 	return ERROR_OK;
 }