zephyr/boards/posix/nrf52_bsim/cmsis.h

/*
 * Copyright (c) 2020 Oticon A/S
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/**
 * This header defines replacements for inline
 * ARM Cortex-M CMSIS intrinsics.
 */

#ifndef BOARDS_POSIX_NRF52_BSIM_CMSIS_H
#define BOARDS_POSIX_NRF52_BSIM_CMSIS_H

#ifdef __cplusplus
extern "C" {
#endif

/* Implement the following ARM intrinsics as no-op:
 * - ARM Data Synchronization Barrier
 * - ARM Data Memory Synchronization Barrier
 * - ARM Instruction Synchronization Barrier
 * - ARM No Operation
 */
static inline void __DMB(void) {}
static inline void __DSB(void) {}
static inline void __ISB(void) {}
static inline void __NOP(void) {}

#ifdef __cplusplus
}
#endif

#endif /* BOARDS_POSIX_NRF52_BSIM_CMSIS_H */