move dbg_ports() from apps/menu_debug.c to target tree. FS#11712 by me.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28522 a1c6a512-1295-4272-9138-f99709370657

firmware/target/arm/pnx0101/debug-pnx0101.c

@@ -0,0 +1,5 @@
+/* just empty stub */
+bool dbg_ports()
+{
+    return false;
+}

firmware/target/arm/pnx0101/debug-target.h

@@ -0,0 +1,24 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2010 by Marcin Bukat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#if CONFIG_KEYPAD == IRIVER_IFP7XX_PAD
+#   define DEBUG_CANCEL  BUTTON_PLAY
+#endif /* key definitions */
+bool dbg_ports(void);