70 lines
2.7 KiB
C
70 lines
2.7 KiB
C
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/*
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ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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/**
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* @file common/ARMCMx/nvic.h
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* @brief Cortex-Mx NVIC support macros and structures.
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*
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* @addtogroup COMMON_ARMCMx_NVIC
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* @{
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*/
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#ifndef _NVIC_H_
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#define _NVIC_H_
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/*===========================================================================*/
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/* Driver constants. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver pre-compile time settings. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Derived constants and error checks. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver data structures and types. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver macros. */
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/*===========================================================================*/
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/**
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* @brief Priority level to priority mask conversion macro.
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*/
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#define NVIC_PRIORITY_MASK(prio) ((prio) << (8 - __NVIC_PRIO_BITS))
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/*===========================================================================*/
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/* External declarations. */
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/*===========================================================================*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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void nvicEnableVector(IRQn_Type n, uint32_t prio);
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void nvicDisableVector(IRQn_Type n);
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void nvicSetSystemHandlerPriority(IRQn_Type handler, uint32_t prio);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _NVIC_H_ */
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/** @} */
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