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TARGET_KL27Z/TOOLCHAIN_IAR/fsl_cop.h@172:65be27845400, 2019-02-20 (annotated)

Committer:
AnnaBridge
Date:
Wed Feb 20 20:53:29 2019 +0000
Revision:
172:65be27845400
Parent:
171:3a7713b1edbc 
mbed library release version 165

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 171:3a7713b1edbc 1 /*
AnnaBridge 171:3a7713b1edbc 2 * Copyright (c) 2015, Freescale Semiconductor, Inc.
AnnaBridge 171:3a7713b1edbc 3 * All rights reserved.
AnnaBridge 171:3a7713b1edbc 4 *
AnnaBridge 171:3a7713b1edbc 5 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 171:3a7713b1edbc 6 * are permitted provided that the following conditions are met:
AnnaBridge 171:3a7713b1edbc 7 *
AnnaBridge 171:3a7713b1edbc 8 * o Redistributions of source code must retain the above copyright notice, this list
AnnaBridge 171:3a7713b1edbc 9 * of conditions and the following disclaimer.
AnnaBridge 171:3a7713b1edbc 10 *
AnnaBridge 171:3a7713b1edbc 11 * o Redistributions in binary form must reproduce the above copyright notice, this
AnnaBridge 171:3a7713b1edbc 12 * list of conditions and the following disclaimer in the documentation and/or
AnnaBridge 171:3a7713b1edbc 13 * other materials provided with the distribution.
AnnaBridge 171:3a7713b1edbc 14 *
AnnaBridge 171:3a7713b1edbc 15 * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
AnnaBridge 171:3a7713b1edbc 16 * contributors may be used to endorse or promote products derived from this
AnnaBridge 171:3a7713b1edbc 17 * software without specific prior written permission.
AnnaBridge 171:3a7713b1edbc 18 *
AnnaBridge 171:3a7713b1edbc 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
AnnaBridge 171:3a7713b1edbc 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
AnnaBridge 171:3a7713b1edbc 21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 171:3a7713b1edbc 22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
AnnaBridge 171:3a7713b1edbc 23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
AnnaBridge 171:3a7713b1edbc 24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
AnnaBridge 171:3a7713b1edbc 25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
AnnaBridge 171:3a7713b1edbc 26 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
AnnaBridge 171:3a7713b1edbc 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
AnnaBridge 171:3a7713b1edbc 28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 171:3a7713b1edbc 29 */
AnnaBridge 171:3a7713b1edbc 30 #ifndef _FSL_COP_H_
AnnaBridge 171:3a7713b1edbc 31 #define _FSL_COP_H_
AnnaBridge 171:3a7713b1edbc 32
AnnaBridge 171:3a7713b1edbc 33 #include "fsl_common.h"
AnnaBridge 171:3a7713b1edbc 34
AnnaBridge 171:3a7713b1edbc 35 /*!
AnnaBridge 171:3a7713b1edbc 36 * @addtogroup cop_driver
AnnaBridge 171:3a7713b1edbc 37 * @{
AnnaBridge 171:3a7713b1edbc 38 */
AnnaBridge 171:3a7713b1edbc 39
AnnaBridge 171:3a7713b1edbc 40 /*! @file */
AnnaBridge 171:3a7713b1edbc 41
AnnaBridge 171:3a7713b1edbc 42 /*******************************************************************************
AnnaBridge 171:3a7713b1edbc 43 * Definitions
AnnaBridge 171:3a7713b1edbc 44 *******************************************************************************/
AnnaBridge 171:3a7713b1edbc 45
AnnaBridge 171:3a7713b1edbc 46 /*! @name Driver version */
AnnaBridge 171:3a7713b1edbc 47 /*@{*/
AnnaBridge 171:3a7713b1edbc 48 /*! @brief COP driver version 2.0.0. */
AnnaBridge 171:3a7713b1edbc 49 #define FSL_COP_DRIVER_VERSION (MAKE_VERSION(2, 0, 0))
AnnaBridge 171:3a7713b1edbc 50 /*@}*/
AnnaBridge 171:3a7713b1edbc 51
AnnaBridge 171:3a7713b1edbc 52 /*! @name COP refresh sequence. */
AnnaBridge 171:3a7713b1edbc 53 /*@{*/
AnnaBridge 171:3a7713b1edbc 54 #define COP_FIRST_BYTE_OF_REFRESH (0x55U) /*!< First byte of refresh sequence */
AnnaBridge 171:3a7713b1edbc 55 #define COP_SECOND_BYTE_OF_REFRESH (0xAAU) /*!< Second byte of refresh sequence */
AnnaBridge 171:3a7713b1edbc 56 /*@}*/
AnnaBridge 171:3a7713b1edbc 57
AnnaBridge 171:3a7713b1edbc 58 /*! @brief COP clock source selection. */
AnnaBridge 171:3a7713b1edbc 59 typedef enum _cop_clock_source
AnnaBridge 171:3a7713b1edbc 60 {
AnnaBridge 171:3a7713b1edbc 61 kCOP_LpoClock = 0U, /*!< COP clock sourced from LPO */
AnnaBridge 171:3a7713b1edbc 62 #if defined(FSL_FEATURE_COP_HAS_MORE_CLKSRC) && FSL_FEATURE_COP_HAS_MORE_CLKSRC
AnnaBridge 171:3a7713b1edbc 63 kCOP_McgIrClock = 1U, /*!< COP clock sourced from MCGIRCLK */
AnnaBridge 171:3a7713b1edbc 64 kCOP_OscErClock = 2U, /*!< COP clock sourced from OSCERCLK */
AnnaBridge 171:3a7713b1edbc 65 #endif /* FSL_FEATURE_COP_HAS_MORE_CLKSRC */
AnnaBridge 171:3a7713b1edbc 66 kCOP_BusClock = 3U, /*!< COP clock sourced from Bus clock */
AnnaBridge 171:3a7713b1edbc 67 } cop_clock_source_t;
AnnaBridge 171:3a7713b1edbc 68
AnnaBridge 171:3a7713b1edbc 69 /*! @brief Define the COP timeout cycles. */
AnnaBridge 171:3a7713b1edbc 70 typedef enum _cop_timeout_cycles
AnnaBridge 171:3a7713b1edbc 71 {
AnnaBridge 171:3a7713b1edbc 72 kCOP_2Power5CyclesOr2Power13Cycles = 1U, /*!< 2^5 or 2^13 clock cycles */
AnnaBridge 171:3a7713b1edbc 73 kCOP_2Power8CyclesOr2Power16Cycles = 2U, /*!< 2^8 or 2^16 clock cycles */
AnnaBridge 171:3a7713b1edbc 74 kCOP_2Power10CyclesOr2Power18Cycles = 3U, /*!< 2^10 or 2^18 clock cycles */
AnnaBridge 171:3a7713b1edbc 75 } cop_timeout_cycles_t;
AnnaBridge 171:3a7713b1edbc 76
AnnaBridge 171:3a7713b1edbc 77 #if defined(FSL_FEATURE_COP_HAS_LONGTIME_MODE) && FSL_FEATURE_COP_HAS_LONGTIME_MODE
AnnaBridge 171:3a7713b1edbc 78 /*! @breif Define the COP timeout mode. */
AnnaBridge 171:3a7713b1edbc 79 typedef enum _cop_timeout_mode
AnnaBridge 171:3a7713b1edbc 80 {
AnnaBridge 171:3a7713b1edbc 81 kCOP_ShortTimeoutMode = 0U, /*!< COP selects long timeout */
AnnaBridge 171:3a7713b1edbc 82 kCOP_LongTimeoutMode = 1U, /*!< COP selects short timeout */
AnnaBridge 171:3a7713b1edbc 83 } cop_timeout_mode_t;
AnnaBridge 171:3a7713b1edbc 84 #endif /* FSL_FEATURE_COP_HAS_LONGTIME_MODE */
AnnaBridge 171:3a7713b1edbc 85
AnnaBridge 171:3a7713b1edbc 86 /*! @brief Describes COP configuration structure. */
AnnaBridge 171:3a7713b1edbc 87 typedef struct _cop_config
AnnaBridge 171:3a7713b1edbc 88 {
AnnaBridge 171:3a7713b1edbc 89 bool enableWindowMode; /*!< COP run mode: window mode or normal mode */
AnnaBridge 171:3a7713b1edbc 90 #if defined(FSL_FEATURE_COP_HAS_LONGTIME_MODE) && FSL_FEATURE_COP_HAS_LONGTIME_MODE
AnnaBridge 171:3a7713b1edbc 91 cop_timeout_mode_t timeoutMode; /*!< COP timeout mode: long timeout or short timeout */
AnnaBridge 171:3a7713b1edbc 92 bool enableStop; /*!< Enable or disable COP in STOP mode */
AnnaBridge 171:3a7713b1edbc 93 bool enableDebug; /*!< Enable or disable COP in DEBUG mode */
AnnaBridge 171:3a7713b1edbc 94 #endif /* FSL_FEATURE_COP_HAS_LONGTIME_MODE */
AnnaBridge 171:3a7713b1edbc 95 cop_clock_source_t clockSource; /*!< Set COP clock source */
AnnaBridge 171:3a7713b1edbc 96 cop_timeout_cycles_t timeoutCycles; /*!< Set COP timeout value */
AnnaBridge 171:3a7713b1edbc 97 } cop_config_t;
AnnaBridge 171:3a7713b1edbc 98
AnnaBridge 171:3a7713b1edbc 99 /*******************************************************************************
AnnaBridge 171:3a7713b1edbc 100 * API
AnnaBridge 171:3a7713b1edbc 101 *******************************************************************************/
AnnaBridge 171:3a7713b1edbc 102
AnnaBridge 171:3a7713b1edbc 103 #if defined(__cplusplus)
AnnaBridge 171:3a7713b1edbc 104 extern "C" {
AnnaBridge 171:3a7713b1edbc 105 #endif /* __cplusplus*/
AnnaBridge 171:3a7713b1edbc 106
AnnaBridge 171:3a7713b1edbc 107 /*!
AnnaBridge 171:3a7713b1edbc 108 * @name COP Functional Operation
AnnaBridge 171:3a7713b1edbc 109 * @{
AnnaBridge 171:3a7713b1edbc 110 */
AnnaBridge 171:3a7713b1edbc 111
AnnaBridge 171:3a7713b1edbc 112 /*!
AnnaBridge 171:3a7713b1edbc 113 * @brief Initializes the COP configuration structure.
AnnaBridge 171:3a7713b1edbc 114 *
AnnaBridge 171:3a7713b1edbc 115 * This function initializes the COP configuration structure to default values. The default
AnnaBridge 171:3a7713b1edbc 116 * values are:
AnnaBridge 171:3a7713b1edbc 117 * @code
AnnaBridge 171:3a7713b1edbc 118 * copConfig->enableWindowMode = false;
AnnaBridge 171:3a7713b1edbc 119 * copConfig->timeoutMode = kCOP_LongTimeoutMode;
AnnaBridge 171:3a7713b1edbc 120 * copConfig->enableStop = false;
AnnaBridge 171:3a7713b1edbc 121 * copConfig->enableDebug = false;
AnnaBridge 171:3a7713b1edbc 122 * copConfig->clockSource = kCOP_LpoClock;
AnnaBridge 171:3a7713b1edbc 123 * copConfig->timeoutCycles = kCOP_2Power10CyclesOr2Power18Cycles;
AnnaBridge 171:3a7713b1edbc 124 * @endcode
AnnaBridge 171:3a7713b1edbc 125 *
AnnaBridge 171:3a7713b1edbc 126 * @param config Pointer to the COP configuration structure.
AnnaBridge 171:3a7713b1edbc 127 * @see cop_config_t
AnnaBridge 171:3a7713b1edbc 128 */
AnnaBridge 171:3a7713b1edbc 129 void COP_GetDefaultConfig(cop_config_t *config);
AnnaBridge 171:3a7713b1edbc 130
AnnaBridge 171:3a7713b1edbc 131 /*!
AnnaBridge 171:3a7713b1edbc 132 * @brief Initializes the COP module.
AnnaBridge 171:3a7713b1edbc 133 *
AnnaBridge 171:3a7713b1edbc 134 * This function configures the COP. After it is called, the COP
AnnaBridge 171:3a7713b1edbc 135 * starts running according to the configuration.
AnnaBridge 171:3a7713b1edbc 136 * Because all COP control registers are write-once only, the COP_Init function
AnnaBridge 171:3a7713b1edbc 137 * and the COP_Disable function can be called only once. A second call has no effect.
AnnaBridge 171:3a7713b1edbc 138 *
AnnaBridge 171:3a7713b1edbc 139 * Example:
AnnaBridge 171:3a7713b1edbc 140 * @code
AnnaBridge 171:3a7713b1edbc 141 * cop_config_t config;
AnnaBridge 171:3a7713b1edbc 142 * COP_GetDefaultConfig(&config);
AnnaBridge 171:3a7713b1edbc 143 * config.timeoutCycles = kCOP_2Power8CyclesOr2Power16Cycles;
AnnaBridge 171:3a7713b1edbc 144 * COP_Init(sim_base,&config);
AnnaBridge 171:3a7713b1edbc 145 * @endcode
AnnaBridge 171:3a7713b1edbc 146 *
AnnaBridge 171:3a7713b1edbc 147 * @param base SIM peripheral base address.
AnnaBridge 171:3a7713b1edbc 148 * @param config The configuration of COP.
AnnaBridge 171:3a7713b1edbc 149 */
AnnaBridge 171:3a7713b1edbc 150 void COP_Init(SIM_Type *base, const cop_config_t *config);
AnnaBridge 171:3a7713b1edbc 151
AnnaBridge 171:3a7713b1edbc 152 /*!
AnnaBridge 171:3a7713b1edbc 153 * @brief De-initializes the COP module.
AnnaBridge 171:3a7713b1edbc 154 * This dedicated function is not provided. Instead, the COP_Disable function can be used to disable the COP.
AnnaBridge 171:3a7713b1edbc 155 */
AnnaBridge 171:3a7713b1edbc 156
AnnaBridge 171:3a7713b1edbc 157 /*!
AnnaBridge 171:3a7713b1edbc 158 * @brief Disables the COP module.
AnnaBridge 171:3a7713b1edbc 159 *
AnnaBridge 171:3a7713b1edbc 160 * This function disables the COP Watchdog.
AnnaBridge 171:3a7713b1edbc 161 * Note: The COP configuration register is a write-once after reset.
AnnaBridge 171:3a7713b1edbc 162 * To disable the COP Watchdog, call this function first.
AnnaBridge 171:3a7713b1edbc 163 *
AnnaBridge 171:3a7713b1edbc 164 * @param base SIM peripheral base address.
AnnaBridge 171:3a7713b1edbc 165 */
AnnaBridge 171:3a7713b1edbc 166 static inline void COP_Disable(SIM_Type *base)
AnnaBridge 171:3a7713b1edbc 167 {
AnnaBridge 171:3a7713b1edbc 168 base->COPC &= ~SIM_COPC_COPT_MASK;
AnnaBridge 171:3a7713b1edbc 169 }
AnnaBridge 171:3a7713b1edbc 170
AnnaBridge 171:3a7713b1edbc 171 /*!
AnnaBridge 171:3a7713b1edbc 172 * @brief Refreshes the COP timer
AnnaBridge 171:3a7713b1edbc 173 *
AnnaBridge 171:3a7713b1edbc 174 * This function feeds the COP.
AnnaBridge 171:3a7713b1edbc 175 *
AnnaBridge 171:3a7713b1edbc 176 * @param base SIM peripheral base address.
AnnaBridge 171:3a7713b1edbc 177 */
AnnaBridge 171:3a7713b1edbc 178 void COP_Refresh(SIM_Type *base);
AnnaBridge 171:3a7713b1edbc 179
AnnaBridge 171:3a7713b1edbc 180 /*@}*/
AnnaBridge 171:3a7713b1edbc 181
AnnaBridge 171:3a7713b1edbc 182 #if defined(__cplusplus)
AnnaBridge 171:3a7713b1edbc 183 }
AnnaBridge 171:3a7713b1edbc 184 #endif /* __cplusplus */
AnnaBridge 171:3a7713b1edbc 185
AnnaBridge 171:3a7713b1edbc 186 /*! @}*/
AnnaBridge 171:3a7713b1edbc 187
AnnaBridge 171:3a7713b1edbc 188 #endif /* _FSL_COP_H_ */