Nordic Semiconductor / nrf51-sdk

Nordic nrf51 sdk sources. Mirrored from https://github.com/ARMmbed/nrf51-sdk.

Dependents:   nRF51822 nRF51822

source/nordic_sdk/components/libraries/util/app_util_platform.c@28:041dac1366b2, 2016-04-07 (annotated)

Committer:
vcoubard
Date:
Thu Apr 07 17:37:56 2016 +0100
Revision:
28:041dac1366b2
Parent:
20:a90c48eb1d30
Child:
29:286940b7ee5a
Synchronized with git rev 012b8118

Author: Liyou Zhou

Pull in files from sdk 10.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
vcoubard 28:041dac1366b2 1 /* Copyright (c) 2014 Nordic Semiconductor. All Rights Reserved.
vcoubard 28:041dac1366b2 2 *
vcoubard 28:041dac1366b2 3 * The information contained herein is property of Nordic Semiconductor ASA.
vcoubard 28:041dac1366b2 4 * Terms and conditions of usage are described in detail in NORDIC
vcoubard 28:041dac1366b2 5 * SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT.
vcoubard 28:041dac1366b2 6 *
vcoubard 28:041dac1366b2 7 * Licensees are granted free, non-transferable use of the information. NO
vcoubard 28:041dac1366b2 8 * WARRANTY of ANY KIND is provided. This heading must NOT be removed from
vcoubard 28:041dac1366b2 9 * the file.
vcoubard 28:041dac1366b2 10 *
Vincent Coubard 0:f2542974c862 11 */
Vincent Coubard 0:f2542974c862 12
Vincent Coubard 0:f2542974c862 13 #include "app_util_platform.h"
Vincent Coubard 0:f2542974c862 14
Vincent Coubard 0:f2542974c862 15 static uint32_t m_in_critical_region = 0;
Vincent Coubard 0:f2542974c862 16
Vincent Coubard 0:f2542974c862 17 void critical_region_enter(void)
Vincent Coubard 0:f2542974c862 18 {
Vincent Coubard 0:f2542974c862 19 __disable_irq();
Vincent Coubard 0:f2542974c862 20 m_in_critical_region++;
Vincent Coubard 0:f2542974c862 21 }
Vincent Coubard 0:f2542974c862 22
Vincent Coubard 0:f2542974c862 23 void critical_region_exit(void)
Vincent Coubard 0:f2542974c862 24 {
Vincent Coubard 0:f2542974c862 25 m_in_critical_region--;
Vincent Coubard 0:f2542974c862 26 if (m_in_critical_region == 0)
Vincent Coubard 0:f2542974c862 27 {
Vincent Coubard 0:f2542974c862 28 __enable_irq();
Vincent Coubard 0:f2542974c862 29 }
vcoubard 1:ebc0e0ef0a11 30 }