From 4094297d3ed007ae9918a9205a3fa9239dd22232 Mon Sep 17 00:00:00 2001
From: George Oikonomou <george@contiki-ng.org>
Date: Sun, 26 Nov 2017 19:06:42 +0000
Subject: [PATCH] Implement master interrupt manipulation (nrf52832)

---
 arch/cpu/nrf52832/Makefile.nrf52832 |  1 +
 arch/cpu/nrf52832/int-master.c      | 70 +++++++++++++++++++++++++++++
 2 files changed, 71 insertions(+)
 create mode 100644 arch/cpu/nrf52832/int-master.c

diff --git a/arch/cpu/nrf52832/Makefile.nrf52832 b/arch/cpu/nrf52832/Makefile.nrf52832
index 6f35abcd5..9f76177bb 100644
--- a/arch/cpu/nrf52832/Makefile.nrf52832
+++ b/arch/cpu/nrf52832/Makefile.nrf52832
@@ -61,6 +61,7 @@ CONTIKI_CPU_DIRS += . dev ble #compat
 
 ### CPU-dependent source files
 CONTIKI_CPU_SOURCEFILES += clock.c rtimer-arch.c uart0.c putchar.c watchdog.c
+CONTIKI_CPU_SOURCEFILES += int-master.c
 
 ifneq ($(NRF52_WITHOUT_SOFTDEVICE),1)
 CONTIKI_CPU_SOURCEFILES += ble-core.c ble-mac.c
diff --git a/arch/cpu/nrf52832/int-master.c b/arch/cpu/nrf52832/int-master.c
new file mode 100644
index 000000000..691b2541d
--- /dev/null
+++ b/arch/cpu/nrf52832/int-master.c
@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2017, George Oikonomou - http://www.spd.gr
+ * 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.
+ */
+/*---------------------------------------------------------------------------*/
+/**
+ * \file
+ * Master interrupt manipulation implementation for the nrf52832
+ */
+/*---------------------------------------------------------------------------*/
+#include "nordic_common.h"
+#include "contiki.h"
+#include "sys/int-master.h"
+
+#include <stdbool.h>
+/*---------------------------------------------------------------------------*/
+void
+int_master_enable(void)
+{
+  __enable_irq();
+}
+/*---------------------------------------------------------------------------*/
+int_master_status_t
+int_master_read_and_disable(void)
+{
+  int_master_status_t primask = __get_PRIMASK();
+
+  __disable_irq();
+
+  return primask;
+}
+/*---------------------------------------------------------------------------*/
+void
+int_master_status_set(int_master_status_t status)
+{
+  __set_PRIMASK(status);
+}
+/*---------------------------------------------------------------------------*/
+bool
+int_master_is_enabled(void)
+{
+  return __get_PRIMASK() ? false : true;
+}
+/*---------------------------------------------------------------------------*/