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annotate Common/Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_def.h @ 230:3973208c4a20 div-fixes-4-1

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cleanup: make return void when never used The schedule_update_timer_helper() function returned a value that is never used. In fact, its only called with constants -1 and 0, so there is still some unused functionality here. In all: trivial cleanup. Signed-off-by: Jan Mulder <jlmulder@xs4all.nl>
author Jan Mulder <jlmulder@xs4all.nl>
date Wed, 03 Apr 2019 14:16:59 +0200
parents c78bcbd5deda
children
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1 /**
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2 ******************************************************************************
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3 * @file stm32f4xx_hal_def.h
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4 * @author MCD Application Team
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5 * @brief This file contains HAL common defines, enumeration, macros and
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6 * structures definitions.
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7 ******************************************************************************
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8 * @attention
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9 *
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10 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
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11 *
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12 * Redistribution and use in source and binary forms, with or without modification,
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13 * are permitted provided that the following conditions are met:
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14 * 1. Redistributions of source code must retain the above copyright notice,
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15 * this list of conditions and the following disclaimer.
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16 * 2. Redistributions in binary form must reproduce the above copyright notice,
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17 * this list of conditions and the following disclaimer in the documentation
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18 * and/or other materials provided with the distribution.
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19 * 3. Neither the name of STMicroelectronics nor the names of its contributors
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20 * may be used to endorse or promote products derived from this software
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21 * without specific prior written permission.
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22 *
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23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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24 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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26 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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29 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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30 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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31 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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32 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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33 *
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34 ******************************************************************************
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35 */
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36
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37 /* Define to prevent recursive inclusion -------------------------------------*/
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38 #ifndef __STM32F4xx_HAL_DEF
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39 #define __STM32F4xx_HAL_DEF
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40
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41 #ifdef __cplusplus
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42 extern "C" {
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43 #endif
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44
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45 /* Includes ------------------------------------------------------------------*/
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46 #include "stm32f4xx.h"
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47 #include "Legacy/stm32_hal_legacy.h"
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48 #include <stdio.h>
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49
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50 /* Exported types ------------------------------------------------------------*/
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51
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52 /**
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53 * @brief HAL Status structures definition
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54 */
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55 typedef enum
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56 {
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57 HAL_OK = 0x00U,
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58 HAL_ERROR = 0x01U,
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59 HAL_BUSY = 0x02U,
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60 HAL_TIMEOUT = 0x03U
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61 } HAL_StatusTypeDef;
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62
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63 /**
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64 * @brief HAL Lock structures definition
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65 */
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66 typedef enum
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67 {
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68 HAL_UNLOCKED = 0x00U,
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69 HAL_LOCKED = 0x01U
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70 } HAL_LockTypeDef;
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71
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72 /* Exported macro ------------------------------------------------------------*/
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73
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74 #define UNUSED(X) (void)X /* To avoid gcc/g++ warnings */
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75
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76 #define HAL_MAX_DELAY 0xFFFFFFFFU
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77
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78 #define HAL_IS_BIT_SET(REG, BIT) (((REG) & (BIT)) != RESET)
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79 #define HAL_IS_BIT_CLR(REG, BIT) (((REG) & (BIT)) == RESET)
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80
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81 #define __HAL_LINKDMA(__HANDLE__, __PPP_DMA_FIELD__, __DMA_HANDLE__) \
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82 do{ \
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83 (__HANDLE__)->__PPP_DMA_FIELD__ = &(__DMA_HANDLE__); \
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84 (__DMA_HANDLE__).Parent = (__HANDLE__); \
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85 } while(0U)
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86
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87 /** @brief Reset the Handle's State field.
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88 * @param __HANDLE__ specifies the Peripheral Handle.
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89 * @note This macro can be used for the following purpose:
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90 * - When the Handle is declared as local variable; before passing it as parameter
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91 * to HAL_PPP_Init() for the first time, it is mandatory to use this macro
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92 * to set to 0 the Handle's "State" field.
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93 * Otherwise, "State" field may have any random value and the first time the function
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94 * HAL_PPP_Init() is called, the low level hardware initialization will be missed
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95 * (i.e. HAL_PPP_MspInit() will not be executed).
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96 * - When there is a need to reconfigure the low level hardware: instead of calling
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97 * HAL_PPP_DeInit() then HAL_PPP_Init(), user can make a call to this macro then HAL_PPP_Init().
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98 * In this later function, when the Handle's "State" field is set to 0, it will execute the function
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99 * HAL_PPP_MspInit() which will reconfigure the low level hardware.
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100 * @retval None
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101 */
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102 #define __HAL_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = 0U)
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103
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104 #if (USE_RTOS == 1U)
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105 /* Reserved for future use */
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106 #error "USE_RTOS should be 0 in the current HAL release"
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107 #else
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108 #define __HAL_LOCK(__HANDLE__) \
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109 do{ \
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110 if((__HANDLE__)->Lock == HAL_LOCKED) \
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111 { \
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112 return HAL_BUSY; \
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113 } \
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114 else \
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115 { \
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116 (__HANDLE__)->Lock = HAL_LOCKED; \
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117 } \
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118 }while (0U)
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119
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120 #define __HAL_UNLOCK(__HANDLE__) \
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121 do{ \
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122 (__HANDLE__)->Lock = HAL_UNLOCKED; \
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123 }while (0U)
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124 #endif /* USE_RTOS */
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125
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126 #if defined ( __GNUC__ ) && !defined (__CC_ARM) /* GNU Compiler */
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127 #ifndef __weak
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128 #define __weak __attribute__((weak))
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129 #endif /* __weak */
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130 #ifndef __packed
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131 #define __packed __attribute__((__packed__))
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132 #endif /* __packed */
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133 #endif /* __GNUC__ */
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134
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135
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136 /* Macro to get variable aligned on 4-bytes, for __ICCARM__ the directive "#pragma data_alignment=4" must be used instead */
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137 #if defined ( __GNUC__ ) && !defined (__CC_ARM) /* GNU Compiler */
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138 #ifndef __ALIGN_END
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139 #define __ALIGN_END __attribute__ ((aligned (4)))
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140 #endif /* __ALIGN_END */
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141 #ifndef __ALIGN_BEGIN
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142 #define __ALIGN_BEGIN
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143 #endif /* __ALIGN_BEGIN */
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144 #else
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145 #ifndef __ALIGN_END
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146 #define __ALIGN_END
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147 #endif /* __ALIGN_END */
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148 #ifndef __ALIGN_BEGIN
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149 #if defined (__CC_ARM) /* ARM Compiler */
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150 #define __ALIGN_BEGIN __align(4)
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151 #elif defined (__ICCARM__) /* IAR Compiler */
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152 #define __ALIGN_BEGIN
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153 #endif /* __CC_ARM */
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154 #endif /* __ALIGN_BEGIN */
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155 #endif /* __GNUC__ */
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156
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157
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158 /**
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159 * @brief __RAM_FUNC definition
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160 */
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161 #if defined ( __CC_ARM )
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162 /* ARM Compiler
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163 ------------
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164 RAM functions are defined using the toolchain options.
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165 Functions that are executed in RAM should reside in a separate source module.
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166 Using the 'Options for File' dialog you can simply change the 'Code / Const'
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167 area of a module to a memory space in physical RAM.
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168 Available memory areas are declared in the 'Target' tab of the 'Options for Target'
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169 dialog.
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170 */
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171 #define __RAM_FUNC
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172
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173 #elif defined ( __ICCARM__ )
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174 /* ICCARM Compiler
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175 ---------------
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176 RAM functions are defined using a specific toolchain keyword "__ramfunc".
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177 */
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178 #define __RAM_FUNC __ramfunc
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179
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180 #elif defined ( __GNUC__ )
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181 /* GNU Compiler
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182 ------------
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183 RAM functions are defined using a specific toolchain attribute
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184 "__attribute__((section(".RamFunc")))".
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185 */
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186 #define __RAM_FUNC __attribute__((section(".RamFunc")))
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187
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188 #endif
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189
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190 /**
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191 * @brief __NOINLINE definition
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192 */
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193 #if defined ( __CC_ARM ) || defined ( __GNUC__ )
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194 /* ARM & GNUCompiler
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195 ----------------
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196 */
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197 #define __NOINLINE __attribute__ ( (noinline) )
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198
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199 #elif defined ( __ICCARM__ )
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200 /* ICCARM Compiler
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201 ---------------
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202 */
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203 #define __NOINLINE _Pragma("optimize = no_inline")
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204
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205 #endif
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206
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207 #ifdef __cplusplus
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208 }
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209 #endif
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210
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211 #endif /* ___STM32F4xx_HAL_DEF */
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212
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213 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/