Add JTAG interface configuration in contiki-conf.h for CCxx platforms

This adds a new toggle to `contiki-conf.h` which controls access to the
JTAG debug interface on CC26xx/CC13xx platforms.

arch/cpu/cc26xx-cc13xx/Makefile.cc26xx-cc13xx

@@ -106,7 +106,7 @@ $(OBJECTDIR)/ieee-addr.o: ieee-addr.c FORCE | $(OBJECTDIR)
 ### to make clean first
 $(OBJECTDIR)/ccfg.o: ccfg.c FORCE | $(OBJECTDIR)
 	$(TRACE_CC)
-	$(Q)$(CC) $(CFLAGS) -include "contiki-conf.h" -c $< -o $@
+	$(Q)$(CC) $(CFLAGS) -include "ccxxware-conf.h" -c $< -o $@
 
 ### Compilation rules
 CUSTOM_RULE_LINK=1

arch/cpu/cc26xx-cc13xx/ccxxware-conf.h

@@ -0,0 +1,76 @@
+/*
+ * Copyright (c) 2017, Alex Stanoev
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
+ * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+/**
+ * \addtogroup cc26xx
+ * @{
+ *
+ * \defgroup cc26xx-ccxxware-conf CCxxware-specific configuration
+ *
+ * @{
+ *
+ * \file
+ *  CCxxware-specific configuration for the cc26xx-cc13xx CPU family
+ */
+#ifndef CCXXWARE_CONF_H_
+#define CCXXWARE_CONF_H_
+
+#include "contiki-conf.h"
+
+/*---------------------------------------------------------------------------*/
+/**
+ * \brief JTAG interface configuration
+ *
+ * Those values are not meant to be modified by the user
+ * @{
+ */
+#if CCXXWARE_CONF_JTAG_INTERFACE_ENABLE
+#define SET_CCFG_CCFG_TI_OPTIONS_TI_FA_ENABLE           0xC5
+#define SET_CCFG_CCFG_TAP_DAP_0_CPU_DAP_ENABLE          0xC5
+#define SET_CCFG_CCFG_TAP_DAP_0_PRCM_TAP_ENABLE         0xC5
+#define SET_CCFG_CCFG_TAP_DAP_0_TEST_TAP_ENABLE         0xC5
+#define SET_CCFG_CCFG_TAP_DAP_1_PBIST2_TAP_ENABLE       0xC5
+#define SET_CCFG_CCFG_TAP_DAP_1_PBIST1_TAP_ENABLE       0xC5
+#define SET_CCFG_CCFG_TAP_DAP_1_WUC_TAP_ENABLE          0xC5
+#else
+#define SET_CCFG_CCFG_TI_OPTIONS_TI_FA_ENABLE           0x00
+#define SET_CCFG_CCFG_TAP_DAP_0_CPU_DAP_ENABLE          0x00
+#define SET_CCFG_CCFG_TAP_DAP_0_PRCM_TAP_ENABLE         0x00
+#define SET_CCFG_CCFG_TAP_DAP_0_TEST_TAP_ENABLE         0x00
+#define SET_CCFG_CCFG_TAP_DAP_1_PBIST2_TAP_ENABLE       0x00
+#define SET_CCFG_CCFG_TAP_DAP_1_PBIST1_TAP_ENABLE       0x00
+#define SET_CCFG_CCFG_TAP_DAP_1_WUC_TAP_ENABLE          0x00
+#endif
+/** @} */
+#endif /* CCXXWARE_CONF_H_ */
+/*---------------------------------------------------------------------------*/
+/**
+ * @}
+ * @}
+ */

arch/platform/srf06-cc26xx/contiki-conf.h

@@ -177,6 +177,19 @@
 #endif
 /** @} */
 /*---------------------------------------------------------------------------*/
+/**
+ * \name JTAG interface configuration
+ *
+ * Enable/Disable the JTAG DAP and TAP interfaces on the chip.
+ * Setting this to 0 will disable access to the debug interface
+ * to secure deployed images.
+ * @{
+ */
+#ifndef CCXXWARE_CONF_JTAG_INTERFACE_ENABLE
+#define CCXXWARE_CONF_JTAG_INTERFACE_ENABLE              1
+#endif
+/** @} */
+/*---------------------------------------------------------------------------*/
 /**
  * \name ROM Bootloader configuration
  *