雄介 太田 / mbed

mbed(SerialHalfDuplex入り)

Fork of mbed by mbed official

TARGET_K64F/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_KPSDK_CODE/hal/wdog/fsl_wdog_hal.h@82:6473597d706e, 2014-04-07 (annotated)

Committer:
bogdanm
Date:
Mon Apr 07 18:28:36 2014 +0100
Revision:
82:6473597d706e
Child:
90:cb3d968589d8
Release 82 of the mbed library



Main changes:



- support for K64F

- Revisited Nordic code structure

- Test infrastructure improvements

- various bug fixes

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 82:6473597d706e 1 /*
bogdanm 82:6473597d706e 2 * Copyright (c) 2013 - 2014, Freescale Semiconductor, Inc.
bogdanm 82:6473597d706e 3 * All rights reserved.
bogdanm 82:6473597d706e 4 *
bogdanm 82:6473597d706e 5 * Redistribution and use in source and binary forms, with or without modification,
bogdanm 82:6473597d706e 6 * are permitted provided that the following conditions are met:
bogdanm 82:6473597d706e 7 *
bogdanm 82:6473597d706e 8 * o Redistributions of source code must retain the above copyright notice, this list
bogdanm 82:6473597d706e 9 * of conditions and the following disclaimer.
bogdanm 82:6473597d706e 10 *
bogdanm 82:6473597d706e 11 * o Redistributions in binary form must reproduce the above copyright notice, this
bogdanm 82:6473597d706e 12 * list of conditions and the following disclaimer in the documentation and/or
bogdanm 82:6473597d706e 13 * other materials provided with the distribution.
bogdanm 82:6473597d706e 14 *
bogdanm 82:6473597d706e 15 * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
bogdanm 82:6473597d706e 16 * contributors may be used to endorse or promote products derived from this
bogdanm 82:6473597d706e 17 * software without specific prior written permission.
bogdanm 82:6473597d706e 18 *
bogdanm 82:6473597d706e 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
bogdanm 82:6473597d706e 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
bogdanm 82:6473597d706e 21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
bogdanm 82:6473597d706e 22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
bogdanm 82:6473597d706e 23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
bogdanm 82:6473597d706e 24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
bogdanm 82:6473597d706e 25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
bogdanm 82:6473597d706e 26 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
bogdanm 82:6473597d706e 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
bogdanm 82:6473597d706e 28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
bogdanm 82:6473597d706e 29 */
bogdanm 82:6473597d706e 30 #ifndef __FSL_WDOG_HAL_H__
bogdanm 82:6473597d706e 31 #define __FSL_WDOG_HAL_H__
bogdanm 82:6473597d706e 32
bogdanm 82:6473597d706e 33 #include <assert.h>
bogdanm 82:6473597d706e 34 #include <stdint.h>
bogdanm 82:6473597d706e 35 #include <stdbool.h>
bogdanm 82:6473597d706e 36 #include "fsl_wdog_features.h"
bogdanm 82:6473597d706e 37 #include "fsl_device_registers.h"
bogdanm 82:6473597d706e 38
bogdanm 82:6473597d706e 39 /*!
bogdanm 82:6473597d706e 40 * @addtogroup wdog_hal
bogdanm 82:6473597d706e 41 * @{
bogdanm 82:6473597d706e 42 */
bogdanm 82:6473597d706e 43
bogdanm 82:6473597d706e 44 /*******************************************************************************
bogdanm 82:6473597d706e 45 * Definitions
bogdanm 82:6473597d706e 46 *******************************************************************************/
bogdanm 82:6473597d706e 47
bogdanm 82:6473597d706e 48 /*! @brief Watchdog ISR callback function type*/
bogdanm 82:6473597d706e 49 typedef void (*wdog_isr_callback_t)(void);
bogdanm 82:6473597d706e 50
bogdanm 82:6473597d706e 51 /*! @brief Watchdog clock source selection.*/
bogdanm 82:6473597d706e 52 typedef enum _wdog_clock_source {
bogdanm 82:6473597d706e 53 kWdogDedicatedClock = 0, /*!< Dedicated clock source (LPO Oscillator),1K HZ.*/
bogdanm 82:6473597d706e 54 kWdogAlternateClock = 1 /*!< Alternate clock source, Bus clock.*/
bogdanm 82:6473597d706e 55 } wdog_clock_source_t;
bogdanm 82:6473597d706e 56
bogdanm 82:6473597d706e 57 /*! @brief Define the selection of the clock prescaler*/
bogdanm 82:6473597d706e 58 typedef enum _wdog_clock_prescaler {
bogdanm 82:6473597d706e 59 kWdogClockPrescaler1 = 0, /*!< Divide 1, default*/
bogdanm 82:6473597d706e 60 kWdogClockPrescaler2 = 1, /*!< Divide 2*/
bogdanm 82:6473597d706e 61 kWdogClockPrescaler3 = 2, /*!< Divide 3*/
bogdanm 82:6473597d706e 62 kWdogClockPrescaler4 = 3, /*!< Divide 4*/
bogdanm 82:6473597d706e 63 kWdogClockPrescaler5 = 4, /*!< Divide 5*/
bogdanm 82:6473597d706e 64 kWdogClockPrescaler6 = 5, /*!< Divide 6*/
bogdanm 82:6473597d706e 65 kWdogClockPrescaler7 = 6, /*!< Divide 7*/
bogdanm 82:6473597d706e 66 kWdogClockPrescaler8 = 7, /*!< Divide 8*/
bogdanm 82:6473597d706e 67 } wdog_clock_prescaler_t;
bogdanm 82:6473597d706e 68
bogdanm 82:6473597d706e 69 /*******************************************************************************
bogdanm 82:6473597d706e 70 * API
bogdanm 82:6473597d706e 71 *******************************************************************************/
bogdanm 82:6473597d706e 72
bogdanm 82:6473597d706e 73 #if defined(__cplusplus)
bogdanm 82:6473597d706e 74 extern "C" {
bogdanm 82:6473597d706e 75 #endif
bogdanm 82:6473597d706e 76
bogdanm 82:6473597d706e 77 /*!
bogdanm 82:6473597d706e 78 * @name Watchdog HAL.
bogdanm 82:6473597d706e 79 * @{
bogdanm 82:6473597d706e 80 */
bogdanm 82:6473597d706e 81
bogdanm 82:6473597d706e 82 /*!
bogdanm 82:6473597d706e 83 * @brief Enable watchdog module.
bogdanm 82:6473597d706e 84 *
bogdanm 82:6473597d706e 85 * This function is used to enable the WDOG and must be called after all
bogdanm 82:6473597d706e 86 * necessary configure have been set.
bogdanm 82:6473597d706e 87 *
bogdanm 82:6473597d706e 88 */
bogdanm 82:6473597d706e 89 void wdog_hal_enable(void);
bogdanm 82:6473597d706e 90
bogdanm 82:6473597d706e 91 /*!
bogdanm 82:6473597d706e 92 * @brief Disable watchdog module.
bogdanm 82:6473597d706e 93 *
bogdanm 82:6473597d706e 94 * This function is used to disable the WDOG.
bogdanm 82:6473597d706e 95 *
bogdanm 82:6473597d706e 96 */
bogdanm 82:6473597d706e 97 void wdog_hal_disable(void);
bogdanm 82:6473597d706e 98
bogdanm 82:6473597d706e 99 /*!
bogdanm 82:6473597d706e 100 * @brief Check whether WDOG is enabled.
bogdanm 82:6473597d706e 101 *
bogdanm 82:6473597d706e 102 * This function is used check whether WDOG is enabled.
bogdanm 82:6473597d706e 103 *
bogdanm 82:6473597d706e 104 * @return 0 means WDOG is disabled, 1 means WODG is enabled.
bogdanm 82:6473597d706e 105 *
bogdanm 82:6473597d706e 106 */
bogdanm 82:6473597d706e 107 static inline bool wdog_hal_is_enabled(void)
bogdanm 82:6473597d706e 108 {
bogdanm 82:6473597d706e 109 return BR_WDOG_STCTRLH_WDOGEN;
bogdanm 82:6473597d706e 110 }
bogdanm 82:6473597d706e 111
bogdanm 82:6473597d706e 112 /*!
bogdanm 82:6473597d706e 113 * @brief Enable and disable watchdog interrupt.
bogdanm 82:6473597d706e 114 *
bogdanm 82:6473597d706e 115 * This function is used to configure the WDOG interrupt.
bogdanm 82:6473597d706e 116 * The configuration is saved in an internal configure buffer and written back to the register in wdog_hal_enable
bogdanm 82:6473597d706e 117 * function, so this function must be called before wdog_hal_enable is called.
bogdanm 82:6473597d706e 118 *
bogdanm 82:6473597d706e 119 * @param isEnabled 0 means disable watchdog interrupt. 1 means enable watchdog interrupt.
bogdanm 82:6473597d706e 120 */
bogdanm 82:6473597d706e 121 void wdog_hal_configure_interrupt(bool isEnabled);
bogdanm 82:6473597d706e 122
bogdanm 82:6473597d706e 123 /*!
bogdanm 82:6473597d706e 124 * @brief Check whether WDOG interrupt is enabled.
bogdanm 82:6473597d706e 125 *
bogdanm 82:6473597d706e 126 * This function is used to check whether the WDOG interrupt is enabled.
bogdanm 82:6473597d706e 127 *
bogdanm 82:6473597d706e 128 * @return 0 means interrupt is disabled, 1 means interrupt is enabled.
bogdanm 82:6473597d706e 129 */
bogdanm 82:6473597d706e 130 static inline bool wdog_hal_is_interrupt_enabled(void)
bogdanm 82:6473597d706e 131 {
bogdanm 82:6473597d706e 132 return BR_WDOG_STCTRLH_IRQRSTEN;
bogdanm 82:6473597d706e 133 }
bogdanm 82:6473597d706e 134
bogdanm 82:6473597d706e 135 /*!
bogdanm 82:6473597d706e 136 * @brief set watchdog clock Source.
bogdanm 82:6473597d706e 137 *
bogdanm 82:6473597d706e 138 * This function is used to set the WDOG clock source. There are two clock sources that can be used,
bogdanm 82:6473597d706e 139 * the LPO clock and the bus clock.
bogdanm 82:6473597d706e 140 * The configuration is saved in an internal configure buffer and written back to the register in wdog_hal_enable
bogdanm 82:6473597d706e 141 * function, so this function must be called before wdog_hal_enable is called.
bogdanm 82:6473597d706e 142 *
bogdanm 82:6473597d706e 143 * @param clockSource watchdog clock source, see wdog_clock_source_t.
bogdanm 82:6473597d706e 144 */
bogdanm 82:6473597d706e 145 void wdog_hal_set_clock_source(wdog_clock_source_t clockSource);
bogdanm 82:6473597d706e 146
bogdanm 82:6473597d706e 147 /*!
bogdanm 82:6473597d706e 148 * @brief Get watchdog clock Source.
bogdanm 82:6473597d706e 149 *
bogdanm 82:6473597d706e 150 * This function is used to get the WDOG clock source. There are two clock sources that can be used,
bogdanm 82:6473597d706e 151 * the LPO clock and the bus clock.
bogdanm 82:6473597d706e 152 *
bogdanm 82:6473597d706e 153 * @return watchdog clock source, see wdog_clock_source_t.
bogdanm 82:6473597d706e 154 */
bogdanm 82:6473597d706e 155 static inline wdog_clock_source_t wdog_hal_get_clock_source(void)
bogdanm 82:6473597d706e 156 {
bogdanm 82:6473597d706e 157 return (wdog_clock_source_t)BR_WDOG_STCTRLH_CLKSRC;
bogdanm 82:6473597d706e 158 }
bogdanm 82:6473597d706e 159
bogdanm 82:6473597d706e 160 /*!
bogdanm 82:6473597d706e 161 * @brief Enable and disable watchdog window mode.
bogdanm 82:6473597d706e 162 *
bogdanm 82:6473597d706e 163 * This function is used to configure the WDOG window mode.
bogdanm 82:6473597d706e 164 * The configuration is saved in an internal configure buffer and written back to the register in wdog_hal_enable
bogdanm 82:6473597d706e 165 * function, so this function must be called before wdog_hal_enable is called.
bogdanm 82:6473597d706e 166 *
bogdanm 82:6473597d706e 167 * @param isEnabled 0 means disable watchdog window mode. 1 means enable watchdog window mode.
bogdanm 82:6473597d706e 168 */
bogdanm 82:6473597d706e 169 void wdog_hal_configure_window_mode(bool isEnabled);
bogdanm 82:6473597d706e 170
bogdanm 82:6473597d706e 171 /*!
bogdanm 82:6473597d706e 172 * @brief Check whether window mode is enabled.
bogdanm 82:6473597d706e 173 *
bogdanm 82:6473597d706e 174 * This function is used to check whether the WDOG window mode is enabled.
bogdanm 82:6473597d706e 175 *
bogdanm 82:6473597d706e 176 * @return 0 means window mode is disabled, 1 means window mode is enabled.
bogdanm 82:6473597d706e 177 */
bogdanm 82:6473597d706e 178 static inline bool wdog_hal_is_window_mode_enabled(void)
bogdanm 82:6473597d706e 179 {
bogdanm 82:6473597d706e 180 return BR_WDOG_STCTRLH_WINEN;
bogdanm 82:6473597d706e 181 }
bogdanm 82:6473597d706e 182
bogdanm 82:6473597d706e 183 /*!
bogdanm 82:6473597d706e 184 * @brief Enable and disable watchdog write-once-only register update.
bogdanm 82:6473597d706e 185 *
bogdanm 82:6473597d706e 186 * This function is used to configure the WDOG register update feature. If disabled, it means that
bogdanm 82:6473597d706e 187 * all WDOG registers will never be written again unless Power On Reset.
bogdanm 82:6473597d706e 188 * The configuration is saved in an internal configure buffer and written back to the register in wdog_hal_enable
bogdanm 82:6473597d706e 189 * function, so this function must be called before wdog_hal_enable is called.
bogdanm 82:6473597d706e 190 *
bogdanm 82:6473597d706e 191 * @param isEnabled 0 means disable watchdog write-once-only register update.
bogdanm 82:6473597d706e 192 * 1 means enable watchdog write-once-only register update.
bogdanm 82:6473597d706e 193 */
bogdanm 82:6473597d706e 194 void wdog_hal_configure_register_update(bool isEnabled);
bogdanm 82:6473597d706e 195
bogdanm 82:6473597d706e 196 /*!
bogdanm 82:6473597d706e 197 * @brief Check whether register update is enabled.
bogdanm 82:6473597d706e 198 *
bogdanm 82:6473597d706e 199 * This function is used to check whether the WDOG register update is enabled.
bogdanm 82:6473597d706e 200 *
bogdanm 82:6473597d706e 201 * @return 0 means register update is disabled, 1 means register update is enabled.
bogdanm 82:6473597d706e 202 */
bogdanm 82:6473597d706e 203 static inline bool wdog_hal_is_register_update_enabled(void)
bogdanm 82:6473597d706e 204 {
bogdanm 82:6473597d706e 205 return BR_WDOG_STCTRLH_ALLOWUPDATE;
bogdanm 82:6473597d706e 206 }
bogdanm 82:6473597d706e 207
bogdanm 82:6473597d706e 208 /*!
bogdanm 82:6473597d706e 209 * @brief Set whether watchdog is working while cpu is in debug mode.
bogdanm 82:6473597d706e 210 *
bogdanm 82:6473597d706e 211 * This function is used to configure whether the WDOG is enabled in CPU debug mode.
bogdanm 82:6473597d706e 212 * The configuration is saved in an internal configure buffer and written back to the register in wdog_hal_enable
bogdanm 82:6473597d706e 213 * function, so this function must be called before wdog_hal_enable is called.
bogdanm 82:6473597d706e 214 *
bogdanm 82:6473597d706e 215 * @param isEnabled 0 means watchdog is disabled in CPU debug mode.
bogdanm 82:6473597d706e 216 * 1 means watchdog is enabled in CPU debug mode.
bogdanm 82:6473597d706e 217 */
bogdanm 82:6473597d706e 218 void wdog_hal_configure_enabled_in_cpu_debug_mode(bool isEnabled);
bogdanm 82:6473597d706e 219
bogdanm 82:6473597d706e 220 /*!
bogdanm 82:6473597d706e 221 * @brief Check whether WDOG works while in CPU debug mode.
bogdanm 82:6473597d706e 222 *
bogdanm 82:6473597d706e 223 * This function is used to check whether WDOG works in CPU debug mode.
bogdanm 82:6473597d706e 224 *
bogdanm 82:6473597d706e 225 * @return 0 means not work while in cpu debug mode, 1 means works while in cpu debug mode.
bogdanm 82:6473597d706e 226 */
bogdanm 82:6473597d706e 227 static inline bool wdog_hal_is_cpu_debug_mode_enabled(void)
bogdanm 82:6473597d706e 228 {
bogdanm 82:6473597d706e 229 return BR_WDOG_STCTRLH_DBGEN;
bogdanm 82:6473597d706e 230 }
bogdanm 82:6473597d706e 231
bogdanm 82:6473597d706e 232 /*!
bogdanm 82:6473597d706e 233 * @brief Set whether watchdog is working while cpu is in stop mode.
bogdanm 82:6473597d706e 234 *
bogdanm 82:6473597d706e 235 * This function is used to configure whether the WDOG is enabled in CPU stop mode.
bogdanm 82:6473597d706e 236 * The configuration is saved in an internal configure buffer and written back to the register in wdog_hal_enable
bogdanm 82:6473597d706e 237 * function, so this function must be called before wdog_hal_enable is called.
bogdanm 82:6473597d706e 238 *
bogdanm 82:6473597d706e 239 * @param isEnabled 0 means watchdog is disabled in CPU stop mode.
bogdanm 82:6473597d706e 240 * 1 means watchdog is enabled in CPU stop mode.
bogdanm 82:6473597d706e 241 */
bogdanm 82:6473597d706e 242 void wdog_hal_configure_enabled_in_cpu_stop_mode(bool isEnabled);
bogdanm 82:6473597d706e 243
bogdanm 82:6473597d706e 244 /*!
bogdanm 82:6473597d706e 245 * @brief Check whether WDOG works while in CPU stop mode.
bogdanm 82:6473597d706e 246 *
bogdanm 82:6473597d706e 247 * This function is used to check whether WDOG works in CPU stop mode.
bogdanm 82:6473597d706e 248 *
bogdanm 82:6473597d706e 249 * @return 0 means not work while in CPU stop mode, 1 means works while in CPU stop mode.
bogdanm 82:6473597d706e 250 */
bogdanm 82:6473597d706e 251 static inline bool wdog_hal_is_cpu_stop_mode_enabled(void)
bogdanm 82:6473597d706e 252 {
bogdanm 82:6473597d706e 253 return BR_WDOG_STCTRLH_STOPEN;
bogdanm 82:6473597d706e 254 }
bogdanm 82:6473597d706e 255
bogdanm 82:6473597d706e 256 /*!
bogdanm 82:6473597d706e 257 * @brief Set whether watchdog is working while CPU is in wait mode.
bogdanm 82:6473597d706e 258 *
bogdanm 82:6473597d706e 259 * This function is used to configure whether the WDOG is enabled in CPU wait mode.
bogdanm 82:6473597d706e 260 * The configuration is saved in an internal configure buffer and written back to the register in wdog_hal_enable
bogdanm 82:6473597d706e 261 * function, so this function must be called before wdog_hal_enable is called.
bogdanm 82:6473597d706e 262 *
bogdanm 82:6473597d706e 263 * @param isEnabled 0 means watchdog is disabled in CPU wait mode.
bogdanm 82:6473597d706e 264 * 1 means watchdog is enabled in CPU wait mode.
bogdanm 82:6473597d706e 265 */
bogdanm 82:6473597d706e 266 void wdog_hal_configure_enabled_in_cpu_wait_mode(bool isEnabled);
bogdanm 82:6473597d706e 267
bogdanm 82:6473597d706e 268 /*!
bogdanm 82:6473597d706e 269 * @brief Check whether WDOG works while in CPU wait mode.
bogdanm 82:6473597d706e 270 *
bogdanm 82:6473597d706e 271 * This function is used to check whether WDOG works in CPU wait mode.
bogdanm 82:6473597d706e 272 *
bogdanm 82:6473597d706e 273 * @return 0 means not work while in CPU wait mode, 1 means works while in CPU wait mode.
bogdanm 82:6473597d706e 274 */
bogdanm 82:6473597d706e 275
bogdanm 82:6473597d706e 276 static inline bool wdog_hal_is_cpu_wait_mode_enabled(void)
bogdanm 82:6473597d706e 277 {
bogdanm 82:6473597d706e 278 return BR_WDOG_STCTRLH_WAITEN;
bogdanm 82:6473597d706e 279 }
bogdanm 82:6473597d706e 280
bogdanm 82:6473597d706e 281 /*!
bogdanm 82:6473597d706e 282 * @brief Get watchdog interrupt status.
bogdanm 82:6473597d706e 283 *
bogdanm 82:6473597d706e 284 * This function is used to get the WDOG interrupt flag.
bogdanm 82:6473597d706e 285 *
bogdanm 82:6473597d706e 286 * @return Watchdog interrupt status, 0 means interrupt not asserted, 1 means interrupt asserted.
bogdanm 82:6473597d706e 287 */
bogdanm 82:6473597d706e 288 static inline bool wdog_hal_is_interrupt_asserted(void)
bogdanm 82:6473597d706e 289 {
bogdanm 82:6473597d706e 290 return BR_WDOG_STCTRLL_INTFLG;
bogdanm 82:6473597d706e 291 }
bogdanm 82:6473597d706e 292
bogdanm 82:6473597d706e 293 /*!
bogdanm 82:6473597d706e 294 * @brief Clear watchdog interrupt flag.
bogdanm 82:6473597d706e 295 *
bogdanm 82:6473597d706e 296 * This function is used to clear the WDOG interrupt flag.
bogdanm 82:6473597d706e 297 *
bogdanm 82:6473597d706e 298 */
bogdanm 82:6473597d706e 299 static inline void wdog_hal_clear_interrupt_flag(void)
bogdanm 82:6473597d706e 300 {
bogdanm 82:6473597d706e 301 BW_WDOG_STCTRLL_INTFLG(1);
bogdanm 82:6473597d706e 302 }
bogdanm 82:6473597d706e 303
bogdanm 82:6473597d706e 304 /*!
bogdanm 82:6473597d706e 305 * @brief set watchdog timeout value.
bogdanm 82:6473597d706e 306 *
bogdanm 82:6473597d706e 307 * This function is used to set the WDOG_TOVAL value.
bogdanm 82:6473597d706e 308 *
bogdanm 82:6473597d706e 309 * @param timeoutCount watchdog timeout value, count of watchdog clock tick.
bogdanm 82:6473597d706e 310 */
bogdanm 82:6473597d706e 311 static inline void wdog_hal_set_timeout_value(uint32_t timeoutCount)
bogdanm 82:6473597d706e 312 {
bogdanm 82:6473597d706e 313 BW_WDOG_TOVALH_TOVALHIGH((uint16_t)((timeoutCount >> 16U) & 0xFFFFU));
bogdanm 82:6473597d706e 314 BW_WDOG_TOVALL_TOVALLOW((uint16_t)((timeoutCount) & 0xFFFFU));
bogdanm 82:6473597d706e 315 }
bogdanm 82:6473597d706e 316
bogdanm 82:6473597d706e 317 /*!
bogdanm 82:6473597d706e 318 * @brief Get watchdog timeout value.
bogdanm 82:6473597d706e 319 *
bogdanm 82:6473597d706e 320 * This function is used to Get the WDOG_TOVAL value.
bogdanm 82:6473597d706e 321 *
bogdanm 82:6473597d706e 322 * @return value of register WDOG_TOVAL.
bogdanm 82:6473597d706e 323 */
bogdanm 82:6473597d706e 324 static inline uint32_t wdog_hal_get_timeout_value(void)
bogdanm 82:6473597d706e 325 {
bogdanm 82:6473597d706e 326 return (uint32_t)((((uint32_t)(BR_WDOG_TOVALH_TOVALHIGH)) << 16U) | (BR_WDOG_TOVALL_TOVALLOW));
bogdanm 82:6473597d706e 327 }
bogdanm 82:6473597d706e 328
bogdanm 82:6473597d706e 329 /*!
bogdanm 82:6473597d706e 330 * @brief Get watchdog timer output.
bogdanm 82:6473597d706e 331 *
bogdanm 82:6473597d706e 332 * This function is used to get the WDOG_TMROUT value.
bogdanm 82:6473597d706e 333 *
bogdanm 82:6473597d706e 334 * @return Current value of watchdog timer counter.
bogdanm 82:6473597d706e 335 */
bogdanm 82:6473597d706e 336 static inline uint32_t wdog_hal_get_timer_output(void)
bogdanm 82:6473597d706e 337 {
bogdanm 82:6473597d706e 338 return (uint32_t)((((uint32_t)(BR_WDOG_TMROUTH_TIMEROUTHIGH)) << 16U) | (BR_WDOG_TMROUTL_TIMEROUTLOW));
bogdanm 82:6473597d706e 339 }
bogdanm 82:6473597d706e 340
bogdanm 82:6473597d706e 341 /*!
bogdanm 82:6473597d706e 342 * @brief Set watchdog clock prescaler.
bogdanm 82:6473597d706e 343 *
bogdanm 82:6473597d706e 344 * This function is used to set the WDOG clock proscaler.
bogdanm 82:6473597d706e 345 *
bogdanm 82:6473597d706e 346 * @param clockPrescaler watchdog clock prescaler, see wdog_clock_prescaler_t.
bogdanm 82:6473597d706e 347 */
bogdanm 82:6473597d706e 348 static inline void wdog_hal_set_clock_prescaler(wdog_clock_prescaler_t clockPrescaler)
bogdanm 82:6473597d706e 349 {
bogdanm 82:6473597d706e 350 BW_WDOG_PRESC_PRESCVAL(clockPrescaler);
bogdanm 82:6473597d706e 351 }
bogdanm 82:6473597d706e 352
bogdanm 82:6473597d706e 353 /*!
bogdanm 82:6473597d706e 354 * @brief Get watchdog clock prescaler.
bogdanm 82:6473597d706e 355 *
bogdanm 82:6473597d706e 356 * This function is used to get the WDOG clock prescaler.
bogdanm 82:6473597d706e 357 *
bogdanm 82:6473597d706e 358 * @return WDOG clock prescaler.
bogdanm 82:6473597d706e 359 */
bogdanm 82:6473597d706e 360 static inline wdog_clock_prescaler_t wdog_hal_get_clock_prescaler(void)
bogdanm 82:6473597d706e 361 {
bogdanm 82:6473597d706e 362 return (wdog_clock_prescaler_t)BR_WDOG_PRESC_PRESCVAL;
bogdanm 82:6473597d706e 363 }
bogdanm 82:6473597d706e 364
bogdanm 82:6473597d706e 365 /*!
bogdanm 82:6473597d706e 366 * @brief Set watchdog window value.
bogdanm 82:6473597d706e 367 *
bogdanm 82:6473597d706e 368 * This function is used to set the WDOG_WIN value.
bogdanm 82:6473597d706e 369 *
bogdanm 82:6473597d706e 370 * @param windowValue watchdog window value.
bogdanm 82:6473597d706e 371 */
bogdanm 82:6473597d706e 372 static inline void wdog_hal_set_window_value(uint32_t windowValue)
bogdanm 82:6473597d706e 373 {
bogdanm 82:6473597d706e 374 BW_WDOG_WINH_WINHIGH((uint16_t)((windowValue>>16U) & 0xFFFFU));
bogdanm 82:6473597d706e 375 BW_WDOG_WINL_WINLOW((uint16_t)((windowValue) & 0xFFFFU));
bogdanm 82:6473597d706e 376 }
bogdanm 82:6473597d706e 377
bogdanm 82:6473597d706e 378 /*!
bogdanm 82:6473597d706e 379 * @brief Get watchdog window value.
bogdanm 82:6473597d706e 380 *
bogdanm 82:6473597d706e 381 * This function is used to Get the WDOG_WIN value.
bogdanm 82:6473597d706e 382 *
bogdanm 82:6473597d706e 383 * @return watchdog window value.
bogdanm 82:6473597d706e 384 */
bogdanm 82:6473597d706e 385 static inline uint32_t wdog_hal_get_window_value(void)
bogdanm 82:6473597d706e 386 {
bogdanm 82:6473597d706e 387 return (uint32_t)((((uint32_t)(BR_WDOG_WINH_WINHIGH)) << 16U) | (BR_WDOG_WINL_WINLOW));
bogdanm 82:6473597d706e 388 }
bogdanm 82:6473597d706e 389
bogdanm 82:6473597d706e 390 /*!
bogdanm 82:6473597d706e 391 * @brief Unlock watchdog register written.
bogdanm 82:6473597d706e 392 *
bogdanm 82:6473597d706e 393 * This function is used to unlock the WDOG register written.
bogdanm 82:6473597d706e 394 * This function must be called before any configuration is set because watchdog register
bogdanm 82:6473597d706e 395 * will be locked automatically after a WCT(256 bus cycles).
bogdanm 82:6473597d706e 396 *
bogdanm 82:6473597d706e 397 */
bogdanm 82:6473597d706e 398 static inline void wdog_hal_unlock(void)
bogdanm 82:6473597d706e 399 {
bogdanm 82:6473597d706e 400 BW_WDOG_UNLOCK_WDOGUNLOCK(0xC520U);
bogdanm 82:6473597d706e 401 BW_WDOG_UNLOCK_WDOGUNLOCK(0xD928U);
bogdanm 82:6473597d706e 402 }
bogdanm 82:6473597d706e 403
bogdanm 82:6473597d706e 404 /*!
bogdanm 82:6473597d706e 405 * @brief Refresh watchdog timer.
bogdanm 82:6473597d706e 406 *
bogdanm 82:6473597d706e 407 * This function is used to feed the WDOG.
bogdanm 82:6473597d706e 408 * This function should be called before watchdog timer is in timeout, otherwise a RESET
bogdanm 82:6473597d706e 409 * will assert.
bogdanm 82:6473597d706e 410 *
bogdanm 82:6473597d706e 411 */
bogdanm 82:6473597d706e 412 static inline void wdog_hal_refresh(void)
bogdanm 82:6473597d706e 413 {
bogdanm 82:6473597d706e 414 BW_WDOG_REFRESH_WDOGREFRESH(0xA602U);
bogdanm 82:6473597d706e 415 BW_WDOG_REFRESH_WDOGREFRESH(0xB480U);
bogdanm 82:6473597d706e 416 }
bogdanm 82:6473597d706e 417
bogdanm 82:6473597d706e 418 /*!
bogdanm 82:6473597d706e 419 * @brief Reset chip using watchdog.
bogdanm 82:6473597d706e 420 *
bogdanm 82:6473597d706e 421 * This function is used to reset chip using WDOG.
bogdanm 82:6473597d706e 422 *
bogdanm 82:6473597d706e 423 */
bogdanm 82:6473597d706e 424 static inline void wdog_hal_reset_chip(void)
bogdanm 82:6473597d706e 425 {
bogdanm 82:6473597d706e 426 BW_WDOG_REFRESH_WDOGREFRESH(0xA602U);
bogdanm 82:6473597d706e 427 BW_WDOG_REFRESH_WDOGREFRESH(0);
bogdanm 82:6473597d706e 428 while(1)
bogdanm 82:6473597d706e 429 {
bogdanm 82:6473597d706e 430 }
bogdanm 82:6473597d706e 431 }
bogdanm 82:6473597d706e 432
bogdanm 82:6473597d706e 433 /*!
bogdanm 82:6473597d706e 434 * @brief Get chip reset count that was reset by watchdog.
bogdanm 82:6473597d706e 435 *
bogdanm 82:6473597d706e 436 * This function is used to get the value of WDOG_RSTCNT.
bogdanm 82:6473597d706e 437 *
bogdanm 82:6473597d706e 438 * @return Chip reset count that was reset by watchdog.
bogdanm 82:6473597d706e 439 */
bogdanm 82:6473597d706e 440 static inline uint32_t wdog_hal_get_reset_count(void)
bogdanm 82:6473597d706e 441 {
bogdanm 82:6473597d706e 442 return BR_WDOG_RSTCNT_RSTCNT;
bogdanm 82:6473597d706e 443 }
bogdanm 82:6473597d706e 444
bogdanm 82:6473597d706e 445 /*!
bogdanm 82:6473597d706e 446 * @brief Clear chip reset count that was reset by watchdog.
bogdanm 82:6473597d706e 447 *
bogdanm 82:6473597d706e 448 * This function is used to clear the WDOG_RSTCNT.
bogdanm 82:6473597d706e 449 *
bogdanm 82:6473597d706e 450 */
bogdanm 82:6473597d706e 451 static inline void wdog_hal_clear_reset_count(void)
bogdanm 82:6473597d706e 452 {
bogdanm 82:6473597d706e 453 BW_WDOG_RSTCNT_RSTCNT(0xFFFFU);
bogdanm 82:6473597d706e 454 }
bogdanm 82:6473597d706e 455 /*@}*/
bogdanm 82:6473597d706e 456
bogdanm 82:6473597d706e 457 #if defined(__cplusplus)
bogdanm 82:6473597d706e 458 }
bogdanm 82:6473597d706e 459 #endif
bogdanm 82:6473597d706e 460
bogdanm 82:6473597d706e 461 /*! @}*/
bogdanm 82:6473597d706e 462
bogdanm 82:6473597d706e 463 #endif /* __FSL_WDOG_HAL_H__*/
bogdanm 82:6473597d706e 464 /*******************************************************************************
bogdanm 82:6473597d706e 465 * EOF
bogdanm 82:6473597d706e 466 *******************************************************************************/
bogdanm 82:6473597d706e 467