fix TDO handling ingeneric_flush_using_transfer()

(Matthias Drochner)


git-svn-id: https://urjtag.svn.sourceforge.net/svnroot/urjtag/trunk@1820 b68d4a1b-bc3d-0410-92ed-d4ac073336b7

urjtag/ChangeLog

@@ -1,3 +1,8 @@
+2010-08-08  Arnim Laeuger  <arniml>
+
+  * src/tap/cable/generic.c: fix TDO handling ingeneric_flush_using_transfer()
+    (Matthias Drochner)
+
 2010-08-07  Mike Frysinger  <vapier@gentoo.org>
 
   * src/global/params.c (parse_param_lu): Accept unsigned values in hex format.

urjtag/src/tap/cable/generic.c

@@ -208,7 +208,7 @@ urj_tap_cable_generic_flush_using_transfer (urj_cable_t *cable,
 
     do
     {
-        int r, bits = 0, tdo = 0;
+        int r, bits = 0, tdo = 0, savbits;
 
         urj_log (URJ_LOG_LEVEL_DETAIL, "flush(%d)\n", cable->todo.num_items);
 
@@ -255,6 +255,8 @@ urj_tap_cable_generic_flush_using_transfer (urj_cable_t *cable,
         urj_log (URJ_LOG_LEVEL_DETAIL, "%d combined into one (%d bits)\n",
                  n, bits);
 
+        savbits = bits;
+
         if (bits == 0 || n <= 1)
         {
             do_one_queued_action (cable);
@@ -333,6 +335,10 @@ urj_tap_cable_generic_flush_using_transfer (urj_cable_t *cable,
                              "add result from transfer to %p.%d\n",
                              &(cable->done), c);
                     cable->done.data[c].action = URJ_TAP_CABLE_GET_TDO;
+                    if (bits < savbits)
+                        tdo = out[bits];
+                    else
+                        tdo = cable->driver->get_tdo(cable);
                     cable->done.data[c].arg.value.val = tdo;
                 }
                 else if (cable->todo.data[i].action == URJ_TAP_CABLE_TRANSFER)