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- /**
- * Copyright (c) 2016 - 2020, Nordic Semiconductor ASA
- *
- * 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, except as embedded into a Nordic
- * Semiconductor ASA integrated circuit in a product or a software update for
- * such product, 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 Nordic Semiconductor ASA nor the names of its
- * contributors may be used to endorse or promote products derived from this
- * software without specific prior written permission.
- *
- * 4. This software, with or without modification, must only be used with a
- * Nordic Semiconductor ASA integrated circuit.
- *
- * 5. Any software provided in binary form under this license must not be reverse
- * engineered, decompiled, modified and/or disassembled.
- *
- * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
- * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA 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.
- *
- */
- #include <stdlib.h>
- #include "nrf_soc.h"
- #include "nrf_error.h"
- static uint8_t m_in_critical_region = 0;
- uint32_t sd_nvic_EnableIRQ(IRQn_Type IRQn)
- {
- NVIC_EnableIRQ(IRQn);
- return NRF_SUCCESS;
- }
- uint32_t sd_nvic_DisableIRQ(IRQn_Type IRQn)
- {
- NVIC_DisableIRQ(IRQn);
- return NRF_SUCCESS;
- }
- uint32_t sd_nvic_GetPendingIRQ(IRQn_Type IRQn, uint32_t * p_pending_irq)
- {
- if (p_pending_irq != NULL)
- {
- *p_pending_irq = NVIC_GetPendingIRQ(IRQn);
- return NRF_SUCCESS;
- }
- return NRF_ERROR_NULL;
- }
- uint32_t sd_nvic_SetPendingIRQ(IRQn_Type IRQn)
- {
- NVIC_SetPendingIRQ(IRQn);
- return NRF_SUCCESS;
- }
- uint32_t sd_nvic_ClearPendingIRQ(IRQn_Type IRQn)
- {
- NVIC_ClearPendingIRQ(IRQn);
- return NRF_SUCCESS;
- }
- uint32_t sd_nvic_SetPriority(IRQn_Type IRQn, uint32_t priority)
- {
- NVIC_SetPriority(IRQn, priority);
- return NRF_SUCCESS;
- }
- uint32_t sd_nvic_GetPriority(IRQn_Type IRQn, uint32_t * p_priority)
- {
- if (p_priority != NULL)
- {
- *p_priority = NVIC_GetPriority(IRQn);
- return NRF_SUCCESS;
- }
- return NRF_ERROR_NULL;
- }
- uint32_t sd_nvic_SystemReset(void)
- {
- NVIC_SystemReset();
- return NRF_SUCCESS;
- }
- uint32_t sd_nvic_critical_region_enter(uint8_t * p_is_nested_critical_region)
- {
- __disable_irq();
- *p_is_nested_critical_region = (m_in_critical_region != 0);
- m_in_critical_region++;
- return NRF_SUCCESS;
- }
- uint32_t sd_nvic_critical_region_exit(uint8_t is_nested_critical_region)
- {
- m_in_critical_region--;
- if (is_nested_critical_region == 0)
- {
- m_in_critical_region = 0;
- __enable_irq();
- }
- return NRF_SUCCESS;
- }
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