mbed official / mbed-dev

mbed library sources. Supersedes mbed-src.

Dependents:   Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more

cmsis/BUILD/mbed/TARGET_DISCO_L072CZ_LRWAN1/TOOLCHAIN_IAR/stm32l0xx_hal_firewall.h@189:f392fc9709a3, 2019-02-20 (annotated)

Committer:
AnnaBridge
Date:
Wed Feb 20 22:31:08 2019 +0000
Revision:
189:f392fc9709a3
mbed library release version 165

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 189:f392fc9709a3 1 /**
AnnaBridge 189:f392fc9709a3 2 ******************************************************************************
AnnaBridge 189:f392fc9709a3 3 * @file stm32l0xx_hal_firewall.h
AnnaBridge 189:f392fc9709a3 4 * @author MCD Application Team
AnnaBridge 189:f392fc9709a3 5 * @brief Header file of FIREWALL HAL module.
AnnaBridge 189:f392fc9709a3 6 ******************************************************************************
AnnaBridge 189:f392fc9709a3 7 * @attention
AnnaBridge 189:f392fc9709a3 8 *
AnnaBridge 189:f392fc9709a3 9 * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
AnnaBridge 189:f392fc9709a3 10 *
AnnaBridge 189:f392fc9709a3 11 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 189:f392fc9709a3 12 * are permitted provided that the following conditions are met:
AnnaBridge 189:f392fc9709a3 13 * 1. Redistributions of source code must retain the above copyright notice,
AnnaBridge 189:f392fc9709a3 14 * this list of conditions and the following disclaimer.
AnnaBridge 189:f392fc9709a3 15 * 2. Redistributions in binary form must reproduce the above copyright notice,
AnnaBridge 189:f392fc9709a3 16 * this list of conditions and the following disclaimer in the documentation
AnnaBridge 189:f392fc9709a3 17 * and/or other materials provided with the distribution.
AnnaBridge 189:f392fc9709a3 18 * 3. Neither the name of STMicroelectronics nor the names of its contributors
AnnaBridge 189:f392fc9709a3 19 * may be used to endorse or promote products derived from this software
AnnaBridge 189:f392fc9709a3 20 * without specific prior written permission.
AnnaBridge 189:f392fc9709a3 21 *
AnnaBridge 189:f392fc9709a3 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AnnaBridge 189:f392fc9709a3 23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
AnnaBridge 189:f392fc9709a3 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 189:f392fc9709a3 25 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
AnnaBridge 189:f392fc9709a3 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
AnnaBridge 189:f392fc9709a3 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
AnnaBridge 189:f392fc9709a3 28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
AnnaBridge 189:f392fc9709a3 29 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
AnnaBridge 189:f392fc9709a3 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
AnnaBridge 189:f392fc9709a3 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 189:f392fc9709a3 32 *
AnnaBridge 189:f392fc9709a3 33 ******************************************************************************
AnnaBridge 189:f392fc9709a3 34 */
AnnaBridge 189:f392fc9709a3 35
AnnaBridge 189:f392fc9709a3 36 /* Define to prevent recursive inclusion -------------------------------------*/
AnnaBridge 189:f392fc9709a3 37 #ifndef __STM32L0xx_HAL_FIREWALL_H
AnnaBridge 189:f392fc9709a3 38 #define __STM32L0xx_HAL_FIREWALL_H
AnnaBridge 189:f392fc9709a3 39
AnnaBridge 189:f392fc9709a3 40 #ifdef __cplusplus
AnnaBridge 189:f392fc9709a3 41 extern "C" {
AnnaBridge 189:f392fc9709a3 42 #endif
AnnaBridge 189:f392fc9709a3 43
AnnaBridge 189:f392fc9709a3 44 #if !defined (STM32L011xx) && !defined (STM32L021xx) && !defined (STM32L031xx) && !defined (STM32L041xx)
AnnaBridge 189:f392fc9709a3 45
AnnaBridge 189:f392fc9709a3 46 /* Includes ------------------------------------------------------------------*/
AnnaBridge 189:f392fc9709a3 47 #include "stm32l0xx_hal_def.h"
AnnaBridge 189:f392fc9709a3 48
AnnaBridge 189:f392fc9709a3 49 /** @addtogroup STM32L0xx_HAL_Driver
AnnaBridge 189:f392fc9709a3 50 * @{
AnnaBridge 189:f392fc9709a3 51 */
AnnaBridge 189:f392fc9709a3 52
AnnaBridge 189:f392fc9709a3 53 /** @defgroup FIREWALL FIREWALL
AnnaBridge 189:f392fc9709a3 54 * @{
AnnaBridge 189:f392fc9709a3 55 */
AnnaBridge 189:f392fc9709a3 56
AnnaBridge 189:f392fc9709a3 57 /* Exported types ------------------------------------------------------------*/
AnnaBridge 189:f392fc9709a3 58 /** @defgroup FIREWALL_Exported_Types FIREWALL Exported Types
AnnaBridge 189:f392fc9709a3 59 * @{
AnnaBridge 189:f392fc9709a3 60 */
AnnaBridge 189:f392fc9709a3 61
AnnaBridge 189:f392fc9709a3 62 /**
AnnaBridge 189:f392fc9709a3 63 * @brief FIREWALL Initialization Structure definition
AnnaBridge 189:f392fc9709a3 64 */
AnnaBridge 189:f392fc9709a3 65 typedef struct
AnnaBridge 189:f392fc9709a3 66 {
AnnaBridge 189:f392fc9709a3 67 uint32_t CodeSegmentStartAddress; /*!< Protected code segment start address. This value is 24-bit long, the 8 LSB bits are
AnnaBridge 189:f392fc9709a3 68 reserved and forced to 0 in order to allow a 256-byte granularity. */
AnnaBridge 189:f392fc9709a3 69
AnnaBridge 189:f392fc9709a3 70 uint32_t CodeSegmentLength; /*!< Protected code segment length in bytes. This value is 22-bit long, the 8 LSB bits are
AnnaBridge 189:f392fc9709a3 71 reserved and forced to 0 for the length to be a multiple of 256 bytes. */
AnnaBridge 189:f392fc9709a3 72
AnnaBridge 189:f392fc9709a3 73 uint32_t NonVDataSegmentStartAddress; /*!< Protected non-volatile data segment start address. This value is 24-bit long, the 8 LSB
AnnaBridge 189:f392fc9709a3 74 bits are reserved and forced to 0 in order to allow a 256-byte granularity. */
AnnaBridge 189:f392fc9709a3 75
AnnaBridge 189:f392fc9709a3 76 uint32_t NonVDataSegmentLength; /*!< Protected non-volatile data segment length in bytes. This value is 22-bit long, the 8 LSB
AnnaBridge 189:f392fc9709a3 77 bits are reserved and forced to 0 for the length to be a multiple of 256 bytes. */
AnnaBridge 189:f392fc9709a3 78
AnnaBridge 189:f392fc9709a3 79 uint32_t VDataSegmentStartAddress; /*!< Protected volatile data segment start address. This value is 17-bit long, the 6 LSB bits
AnnaBridge 189:f392fc9709a3 80 are reserved and forced to 0 in order to allow a 64-byte granularity. */
AnnaBridge 189:f392fc9709a3 81
AnnaBridge 189:f392fc9709a3 82 uint32_t VDataSegmentLength; /*!< Protected volatile data segment length in bytes. This value is 17-bit long, the 6 LSB
AnnaBridge 189:f392fc9709a3 83 bits are reserved and forced to 0 for the length to be a multiple of 64 bytes. */
AnnaBridge 189:f392fc9709a3 84
AnnaBridge 189:f392fc9709a3 85 uint32_t VolatileDataExecution; /*!< Set VDE bit specifying whether or not the volatile data segment can be executed.
AnnaBridge 189:f392fc9709a3 86 When VDS = 1 (set by parameter VolatileDataShared), VDE bit has no meaning.
AnnaBridge 189:f392fc9709a3 87 This parameter can be a value of @ref FIREWALL_VolatileData_Executable */
AnnaBridge 189:f392fc9709a3 88
AnnaBridge 189:f392fc9709a3 89 uint32_t VolatileDataShared; /*!< Set VDS bit in specifying whether or not the volatile data segment can be shared with a
AnnaBridge 189:f392fc9709a3 90 non-protected application code.
AnnaBridge 189:f392fc9709a3 91 This parameter can be a value of @ref FIREWALL_VolatileData_Shared */
AnnaBridge 189:f392fc9709a3 92
AnnaBridge 189:f392fc9709a3 93 }FIREWALL_InitTypeDef;
AnnaBridge 189:f392fc9709a3 94
AnnaBridge 189:f392fc9709a3 95
AnnaBridge 189:f392fc9709a3 96 /**
AnnaBridge 189:f392fc9709a3 97 * @}
AnnaBridge 189:f392fc9709a3 98 */
AnnaBridge 189:f392fc9709a3 99
AnnaBridge 189:f392fc9709a3 100
AnnaBridge 189:f392fc9709a3 101 /* Exported constants --------------------------------------------------------*/
AnnaBridge 189:f392fc9709a3 102 /** @defgroup FIREWALL_Exported_Constants FIREWALL Exported Constants
AnnaBridge 189:f392fc9709a3 103 * @{
AnnaBridge 189:f392fc9709a3 104 */
AnnaBridge 189:f392fc9709a3 105
AnnaBridge 189:f392fc9709a3 106 /** @defgroup FIREWALL_VolatileData_Executable FIREWALL volatile data segment execution status
AnnaBridge 189:f392fc9709a3 107 * @{
AnnaBridge 189:f392fc9709a3 108 */
AnnaBridge 189:f392fc9709a3 109 #define FIREWALL_VOLATILEDATA_NOT_EXECUTABLE ((uint32_t)0x0000U)
AnnaBridge 189:f392fc9709a3 110 #define FIREWALL_VOLATILEDATA_EXECUTABLE ((uint32_t)FW_CR_VDE)
AnnaBridge 189:f392fc9709a3 111 /**
AnnaBridge 189:f392fc9709a3 112 * @}
AnnaBridge 189:f392fc9709a3 113 */
AnnaBridge 189:f392fc9709a3 114
AnnaBridge 189:f392fc9709a3 115 /** @defgroup FIREWALL_VolatileData_Shared FIREWALL volatile data segment share status
AnnaBridge 189:f392fc9709a3 116 * @{
AnnaBridge 189:f392fc9709a3 117 */
AnnaBridge 189:f392fc9709a3 118 #define FIREWALL_VOLATILEDATA_NOT_SHARED ((uint32_t)0x0000U)
AnnaBridge 189:f392fc9709a3 119 #define FIREWALL_VOLATILEDATA_SHARED ((uint32_t)FW_CR_VDS)
AnnaBridge 189:f392fc9709a3 120 /**
AnnaBridge 189:f392fc9709a3 121 * @}
AnnaBridge 189:f392fc9709a3 122 */
AnnaBridge 189:f392fc9709a3 123
AnnaBridge 189:f392fc9709a3 124 /** @defgroup FIREWALL_Pre_Arm FIREWALL pre arm status
AnnaBridge 189:f392fc9709a3 125 * @{
AnnaBridge 189:f392fc9709a3 126 */
AnnaBridge 189:f392fc9709a3 127 #define FIREWALL_PRE_ARM_RESET ((uint32_t)0x0000U)
AnnaBridge 189:f392fc9709a3 128 #define FIREWALL_PRE_ARM_SET ((uint32_t)FW_CR_FPA)
AnnaBridge 189:f392fc9709a3 129
AnnaBridge 189:f392fc9709a3 130 /**
AnnaBridge 189:f392fc9709a3 131 * @}
AnnaBridge 189:f392fc9709a3 132 */
AnnaBridge 189:f392fc9709a3 133
AnnaBridge 189:f392fc9709a3 134 /**
AnnaBridge 189:f392fc9709a3 135 * @}
AnnaBridge 189:f392fc9709a3 136 */
AnnaBridge 189:f392fc9709a3 137
AnnaBridge 189:f392fc9709a3 138 /* Private macros --------------------------------------------------------*/
AnnaBridge 189:f392fc9709a3 139 /** @addtogroup FIREWALL_Private
AnnaBridge 189:f392fc9709a3 140 * @{
AnnaBridge 189:f392fc9709a3 141 */
AnnaBridge 189:f392fc9709a3 142 #define IS_FIREWALL_CODE_SEGMENT_ADDRESS(ADDRESS) (((ADDRESS) >= FLASH_BASE) && ((ADDRESS) < (FLASH_BASE + FLASH_SIZE)))
AnnaBridge 189:f392fc9709a3 143 #define IS_FIREWALL_CODE_SEGMENT_LENGTH(ADDRESS, LENGTH) (((ADDRESS) + (LENGTH)) <= (FLASH_BASE + FLASH_SIZE))
AnnaBridge 189:f392fc9709a3 144
AnnaBridge 189:f392fc9709a3 145 #define IS_FIREWALL_NONVOLATILEDATA_SEGMENT_ADDRESS(ADDRESS) (((ADDRESS) >= FLASH_BASE) && ((ADDRESS) < (FLASH_BASE + FLASH_SIZE)))
AnnaBridge 189:f392fc9709a3 146 #define IS_FIREWALL_NONVOLATILEDATA_SEGMENT_LENGTH(ADDRESS, LENGTH) (((ADDRESS) + (LENGTH)) <= (FLASH_BASE + FLASH_SIZE))
AnnaBridge 189:f392fc9709a3 147
AnnaBridge 189:f392fc9709a3 148 #define IS_FIREWALL_VOLATILEDATA_SEGMENT_ADDRESS(ADDRESS) (((ADDRESS) >= SRAM_BASE) && ((ADDRESS) < (SRAM_BASE + SRAM_SIZE_MAX)))
AnnaBridge 189:f392fc9709a3 149 #define IS_FIREWALL_VOLATILEDATA_SEGMENT_LENGTH(ADDRESS, LENGTH) (((ADDRESS) + (LENGTH)) <= (SRAM_BASE + SRAM_SIZE_MAX))
AnnaBridge 189:f392fc9709a3 150
AnnaBridge 189:f392fc9709a3 151
AnnaBridge 189:f392fc9709a3 152 #define IS_FIREWALL_VOLATILEDATA_SHARE(SHARE) (((SHARE) == FIREWALL_VOLATILEDATA_NOT_SHARED) || \
AnnaBridge 189:f392fc9709a3 153 ((SHARE) == FIREWALL_VOLATILEDATA_SHARED))
AnnaBridge 189:f392fc9709a3 154
AnnaBridge 189:f392fc9709a3 155 #define IS_FIREWALL_VOLATILEDATA_EXECUTE(EXECUTE) (((EXECUTE) == FIREWALL_VOLATILEDATA_NOT_EXECUTABLE) || \
AnnaBridge 189:f392fc9709a3 156 ((EXECUTE) == FIREWALL_VOLATILEDATA_EXECUTABLE))
AnnaBridge 189:f392fc9709a3 157 /**
AnnaBridge 189:f392fc9709a3 158 * @}
AnnaBridge 189:f392fc9709a3 159 */
AnnaBridge 189:f392fc9709a3 160
AnnaBridge 189:f392fc9709a3 161
AnnaBridge 189:f392fc9709a3 162 /* Exported macros -----------------------------------------------------------*/
AnnaBridge 189:f392fc9709a3 163 /** @defgroup FIREWALL_Exported_Macros FIREWALL Exported Macros
AnnaBridge 189:f392fc9709a3 164 * @{
AnnaBridge 189:f392fc9709a3 165 */
AnnaBridge 189:f392fc9709a3 166
AnnaBridge 189:f392fc9709a3 167 /** @brief Check whether the FIREWALL is enabled or not.
AnnaBridge 189:f392fc9709a3 168 * @retval FIREWALL enabling status (TRUE or FALSE).
AnnaBridge 189:f392fc9709a3 169 */
AnnaBridge 189:f392fc9709a3 170 #define __HAL_FIREWALL_IS_ENABLED() HAL_IS_BIT_CLR(SYSCFG->CFGR2, SYSCFG_CFGR2_FWDISEN)
AnnaBridge 189:f392fc9709a3 171
AnnaBridge 189:f392fc9709a3 172
AnnaBridge 189:f392fc9709a3 173 /** @brief Enable FIREWALL pre arm.
AnnaBridge 189:f392fc9709a3 174 * @note When FPA bit is set, any code executed outside the protected segment
AnnaBridge 189:f392fc9709a3 175 * closes the Firewall, otherwise it generates a system reset.
AnnaBridge 189:f392fc9709a3 176 * @note This macro provides the same service as HAL_FIREWALL_EnablePreArmFlag() API
AnnaBridge 189:f392fc9709a3 177 * but can be executed inside a code area protected by the Firewall.
AnnaBridge 189:f392fc9709a3 178 * @note This macro can be executed whatever the Firewall state (opened or closed) when
AnnaBridge 189:f392fc9709a3 179 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
AnnaBridge 189:f392fc9709a3 180 * 0, that is, when the non volatile data segment is defined), the macro can be
AnnaBridge 189:f392fc9709a3 181 * executed only when the Firewall is opened.
AnnaBridge 189:f392fc9709a3 182 */
AnnaBridge 189:f392fc9709a3 183 #define __HAL_FIREWALL_PREARM_ENABLE() \
AnnaBridge 189:f392fc9709a3 184 do { \
AnnaBridge 189:f392fc9709a3 185 __IO uint32_t tmpreg; \
AnnaBridge 189:f392fc9709a3 186 SET_BIT(FIREWALL->CR, FW_CR_FPA) ; \
AnnaBridge 189:f392fc9709a3 187 /* Read bit back to ensure it is taken into account by IP */ \
AnnaBridge 189:f392fc9709a3 188 /* (introduce proper delay inside macro execution) */ \
AnnaBridge 189:f392fc9709a3 189 tmpreg = READ_BIT(FIREWALL->CR, FW_CR_FPA) ; \
AnnaBridge 189:f392fc9709a3 190 UNUSED(tmpreg); \
AnnaBridge 189:f392fc9709a3 191 } while(0)
AnnaBridge 189:f392fc9709a3 192
AnnaBridge 189:f392fc9709a3 193
AnnaBridge 189:f392fc9709a3 194
AnnaBridge 189:f392fc9709a3 195 /** @brief Disable FIREWALL pre arm.
AnnaBridge 189:f392fc9709a3 196 * @note When FPA bit is set, any code executed outside the protected segment
AnnaBridge 189:f392fc9709a3 197 * closes the Firewall, otherwise, it generates a system reset.
AnnaBridge 189:f392fc9709a3 198 * @note This macro provides the same service as HAL_FIREWALL_DisablePreArmFlag() API
AnnaBridge 189:f392fc9709a3 199 * but can be executed inside a code area protected by the Firewall.
AnnaBridge 189:f392fc9709a3 200 * @note This macro can be executed whatever the Firewall state (opened or closed) when
AnnaBridge 189:f392fc9709a3 201 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
AnnaBridge 189:f392fc9709a3 202 * 0, that is, when the non volatile data segment is defined), the macro can be
AnnaBridge 189:f392fc9709a3 203 * executed only when the Firewall is opened.
AnnaBridge 189:f392fc9709a3 204 */
AnnaBridge 189:f392fc9709a3 205 #define __HAL_FIREWALL_PREARM_DISABLE() \
AnnaBridge 189:f392fc9709a3 206 do { \
AnnaBridge 189:f392fc9709a3 207 __IO uint32_t tmpreg; \
AnnaBridge 189:f392fc9709a3 208 CLEAR_BIT(FIREWALL->CR, FW_CR_FPA) ; \
AnnaBridge 189:f392fc9709a3 209 /* Read bit back to ensure it is taken into account by IP */ \
AnnaBridge 189:f392fc9709a3 210 /* (introduce proper delay inside macro execution) */ \
AnnaBridge 189:f392fc9709a3 211 tmpreg = READ_BIT(FIREWALL->CR, FW_CR_FPA) ; \
AnnaBridge 189:f392fc9709a3 212 UNUSED(tmpreg); \
AnnaBridge 189:f392fc9709a3 213 } while(0)
AnnaBridge 189:f392fc9709a3 214
AnnaBridge 189:f392fc9709a3 215 /** @brief Enable volatile data sharing in setting VDS bit.
AnnaBridge 189:f392fc9709a3 216 * @note When VDS bit is set, the volatile data segment is shared with non-protected
AnnaBridge 189:f392fc9709a3 217 * application code. It can be accessed whatever the Firewall state (opened or closed).
AnnaBridge 189:f392fc9709a3 218 * @note This macro can be executed inside a code area protected by the Firewall.
AnnaBridge 189:f392fc9709a3 219 * @note This macro can be executed whatever the Firewall state (opened or closed) when
AnnaBridge 189:f392fc9709a3 220 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
AnnaBridge 189:f392fc9709a3 221 * 0, that is, when the non volatile data segment is defined), the macro can be
AnnaBridge 189:f392fc9709a3 222 * executed only when the Firewall is opened.
AnnaBridge 189:f392fc9709a3 223 */
AnnaBridge 189:f392fc9709a3 224 #define __HAL_FIREWALL_VOLATILEDATA_SHARED_ENABLE() \
AnnaBridge 189:f392fc9709a3 225 do { \
AnnaBridge 189:f392fc9709a3 226 __IO uint32_t tmpreg; \
AnnaBridge 189:f392fc9709a3 227 SET_BIT(FIREWALL->CR, FW_CR_VDS) ; \
AnnaBridge 189:f392fc9709a3 228 /* Read bit back to ensure it is taken into account by IP */ \
AnnaBridge 189:f392fc9709a3 229 /* (introduce proper delay inside macro execution) */ \
AnnaBridge 189:f392fc9709a3 230 tmpreg = READ_BIT(FIREWALL->CR, FW_CR_VDS) ; \
AnnaBridge 189:f392fc9709a3 231 UNUSED(tmpreg); \
AnnaBridge 189:f392fc9709a3 232 } while(0)
AnnaBridge 189:f392fc9709a3 233
AnnaBridge 189:f392fc9709a3 234 /** @brief Disable volatile data sharing in resetting VDS bit.
AnnaBridge 189:f392fc9709a3 235 * @note When VDS bit is reset, the volatile data segment is not shared and cannot be
AnnaBridge 189:f392fc9709a3 236 * hit by a non protected executable code when the Firewall is closed. If it is
AnnaBridge 189:f392fc9709a3 237 * accessed in such a condition, a system reset is generated by the Firewall.
AnnaBridge 189:f392fc9709a3 238 * @note This macro can be executed inside a code area protected by the Firewall.
AnnaBridge 189:f392fc9709a3 239 * @note This macro can be executed whatever the Firewall state (opened or closed) when
AnnaBridge 189:f392fc9709a3 240 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
AnnaBridge 189:f392fc9709a3 241 * 0, that is, when the non volatile data segment is defined), the macro can be
AnnaBridge 189:f392fc9709a3 242 * executed only when the Firewall is opened.
AnnaBridge 189:f392fc9709a3 243 */
AnnaBridge 189:f392fc9709a3 244 #define __HAL_FIREWALL_VOLATILEDATA_SHARED_DISABLE() \
AnnaBridge 189:f392fc9709a3 245 do { \
AnnaBridge 189:f392fc9709a3 246 __IO uint32_t tmpreg; \
AnnaBridge 189:f392fc9709a3 247 CLEAR_BIT(FIREWALL->CR, FW_CR_VDS) ; \
AnnaBridge 189:f392fc9709a3 248 /* Read bit back to ensure it is taken into account by IP */ \
AnnaBridge 189:f392fc9709a3 249 /* (introduce proper delay inside macro execution) */ \
AnnaBridge 189:f392fc9709a3 250 tmpreg = READ_BIT(FIREWALL->CR, FW_CR_VDS) ; \
AnnaBridge 189:f392fc9709a3 251 UNUSED(tmpreg); \
AnnaBridge 189:f392fc9709a3 252 } while(0)
AnnaBridge 189:f392fc9709a3 253
AnnaBridge 189:f392fc9709a3 254 /** @brief Enable volatile data execution in setting VDE bit.
AnnaBridge 189:f392fc9709a3 255 * @note VDE bit is ignored when VDS is set. IF VDS = 1, the Volatile data segment can be
AnnaBridge 189:f392fc9709a3 256 * executed whatever the VDE bit value.
AnnaBridge 189:f392fc9709a3 257 * @note When VDE bit is set (with VDS = 0), the volatile data segment is executable. When
AnnaBridge 189:f392fc9709a3 258 * the Firewall call is closed, a "call gate" entry procedure is required to open
AnnaBridge 189:f392fc9709a3 259 * first the Firewall.
AnnaBridge 189:f392fc9709a3 260 * @note This macro can be executed inside a code area protected by the Firewall.
AnnaBridge 189:f392fc9709a3 261 * @note This macro can be executed whatever the Firewall state (opened or closed) when
AnnaBridge 189:f392fc9709a3 262 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
AnnaBridge 189:f392fc9709a3 263 * 0, that is, when the non volatile data segment is defined), the macro can be
AnnaBridge 189:f392fc9709a3 264 * executed only when the Firewall is opened.
AnnaBridge 189:f392fc9709a3 265 */
AnnaBridge 189:f392fc9709a3 266 #define __HAL_FIREWALL_VOLATILEDATA_EXECUTION_ENABLE() \
AnnaBridge 189:f392fc9709a3 267 do { \
AnnaBridge 189:f392fc9709a3 268 __IO uint32_t tmpreg; \
AnnaBridge 189:f392fc9709a3 269 SET_BIT(FIREWALL->CR, FW_CR_VDE) ; \
AnnaBridge 189:f392fc9709a3 270 /* Read bit back to ensure it is taken into account by IP */ \
AnnaBridge 189:f392fc9709a3 271 /* (introduce proper delay inside macro execution) */ \
AnnaBridge 189:f392fc9709a3 272 tmpreg = READ_BIT(FIREWALL->CR, FW_CR_VDE) ; \
AnnaBridge 189:f392fc9709a3 273 UNUSED(tmpreg); \
AnnaBridge 189:f392fc9709a3 274 } while(0)
AnnaBridge 189:f392fc9709a3 275
AnnaBridge 189:f392fc9709a3 276 /** @brief Disable volatile data execution in resetting VDE bit.
AnnaBridge 189:f392fc9709a3 277 * @note VDE bit is ignored when VDS is set. IF VDS = 1, the Volatile data segment can be
AnnaBridge 189:f392fc9709a3 278 * executed whatever the VDE bit value.
AnnaBridge 189:f392fc9709a3 279 * @note When VDE bit is reset (with VDS = 0), the volatile data segment cannot be executed.
AnnaBridge 189:f392fc9709a3 280 * @note This macro can be executed inside a code area protected by the Firewall.
AnnaBridge 189:f392fc9709a3 281 * @note This macro can be executed whatever the Firewall state (opened or closed) when
AnnaBridge 189:f392fc9709a3 282 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
AnnaBridge 189:f392fc9709a3 283 * 0, that is, when the non volatile data segment is defined), the macro can be
AnnaBridge 189:f392fc9709a3 284 * executed only when the Firewall is opened.
AnnaBridge 189:f392fc9709a3 285 */
AnnaBridge 189:f392fc9709a3 286 #define __HAL_FIREWALL_VOLATILEDATA_EXECUTION_DISABLE() \
AnnaBridge 189:f392fc9709a3 287 do { \
AnnaBridge 189:f392fc9709a3 288 __IO uint32_t tmpreg; \
AnnaBridge 189:f392fc9709a3 289 CLEAR_BIT(FIREWALL->CR, FW_CR_VDE) ; \
AnnaBridge 189:f392fc9709a3 290 /* Read bit back to ensure it is taken into account by IP */ \
AnnaBridge 189:f392fc9709a3 291 /* (introduce proper delay inside macro execution) */ \
AnnaBridge 189:f392fc9709a3 292 tmpreg = READ_BIT(FIREWALL->CR, FW_CR_VDE) ; \
AnnaBridge 189:f392fc9709a3 293 UNUSED(tmpreg); \
AnnaBridge 189:f392fc9709a3 294 } while(0)
AnnaBridge 189:f392fc9709a3 295
AnnaBridge 189:f392fc9709a3 296
AnnaBridge 189:f392fc9709a3 297 /** @brief Check whether or not the volatile data segment is shared.
AnnaBridge 189:f392fc9709a3 298 * @note This macro can be executed inside a code area protected by the Firewall.
AnnaBridge 189:f392fc9709a3 299 * @note This macro can be executed whatever the Firewall state (opened or closed) when
AnnaBridge 189:f392fc9709a3 300 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
AnnaBridge 189:f392fc9709a3 301 * 0, that is, when the non volatile data segment is defined), the macro can be
AnnaBridge 189:f392fc9709a3 302 * executed only when the Firewall is opened.
AnnaBridge 189:f392fc9709a3 303 * @retval VDS bit setting status (TRUE or FALSE).
AnnaBridge 189:f392fc9709a3 304 */
AnnaBridge 189:f392fc9709a3 305 #define __HAL_FIREWALL_GET_VOLATILEDATA_SHARED() ((FIREWALL->CR & FW_CR_VDS) == FW_CR_VDS)
AnnaBridge 189:f392fc9709a3 306
AnnaBridge 189:f392fc9709a3 307 /** @brief Check whether or not the volatile data segment is declared executable.
AnnaBridge 189:f392fc9709a3 308 * @note This macro can be executed inside a code area protected by the Firewall.
AnnaBridge 189:f392fc9709a3 309 * @note This macro can be executed whatever the Firewall state (opened or closed) when
AnnaBridge 189:f392fc9709a3 310 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
AnnaBridge 189:f392fc9709a3 311 * 0, that is, when the non volatile data segment is defined), the macro can be
AnnaBridge 189:f392fc9709a3 312 * executed only when the Firewall is opened.
AnnaBridge 189:f392fc9709a3 313 * @retval VDE bit setting status (TRUE or FALSE).
AnnaBridge 189:f392fc9709a3 314 */
AnnaBridge 189:f392fc9709a3 315 #define __HAL_FIREWALL_GET_VOLATILEDATA_EXECUTION() ((FIREWALL->CR & FW_CR_VDE) == FW_CR_VDE)
AnnaBridge 189:f392fc9709a3 316
AnnaBridge 189:f392fc9709a3 317 /** @brief Check whether or not the Firewall pre arm bit is set.
AnnaBridge 189:f392fc9709a3 318 * @note This macro can be executed inside a code area protected by the Firewall.
AnnaBridge 189:f392fc9709a3 319 * @note This macro can be executed whatever the Firewall state (opened or closed) when
AnnaBridge 189:f392fc9709a3 320 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
AnnaBridge 189:f392fc9709a3 321 * 0, that is, when the non volatile data segment is defined), the macro can be
AnnaBridge 189:f392fc9709a3 322 * executed only when the Firewall is opened.
AnnaBridge 189:f392fc9709a3 323 * @retval FPA bit setting status (TRUE or FALSE).
AnnaBridge 189:f392fc9709a3 324 */
AnnaBridge 189:f392fc9709a3 325 #define __HAL_FIREWALL_GET_PREARM() ((FIREWALL->CR & FW_CR_FPA) == FW_CR_FPA)
AnnaBridge 189:f392fc9709a3 326
AnnaBridge 189:f392fc9709a3 327
AnnaBridge 189:f392fc9709a3 328 /**
AnnaBridge 189:f392fc9709a3 329 * @}
AnnaBridge 189:f392fc9709a3 330 */
AnnaBridge 189:f392fc9709a3 331
AnnaBridge 189:f392fc9709a3 332 /* Exported functions --------------------------------------------------------*/
AnnaBridge 189:f392fc9709a3 333
AnnaBridge 189:f392fc9709a3 334 /** @defgroup FIREWALL_Exported_Functions FIREWALL Exported Functions
AnnaBridge 189:f392fc9709a3 335 * @{
AnnaBridge 189:f392fc9709a3 336 */
AnnaBridge 189:f392fc9709a3 337
AnnaBridge 189:f392fc9709a3 338 /** @defgroup FIREWALL_Exported_Functions_Group1 Initialization Functions
AnnaBridge 189:f392fc9709a3 339 * @brief Initialization and Configuration Functions
AnnaBridge 189:f392fc9709a3 340 * @{
AnnaBridge 189:f392fc9709a3 341 */
AnnaBridge 189:f392fc9709a3 342
AnnaBridge 189:f392fc9709a3 343 /* Initialization functions ********************************/
AnnaBridge 189:f392fc9709a3 344 HAL_StatusTypeDef HAL_FIREWALL_Config(FIREWALL_InitTypeDef * fw_init);
AnnaBridge 189:f392fc9709a3 345 void HAL_FIREWALL_GetConfig(FIREWALL_InitTypeDef * fw_config);
AnnaBridge 189:f392fc9709a3 346 void HAL_FIREWALL_EnableFirewall(void);
AnnaBridge 189:f392fc9709a3 347 void HAL_FIREWALL_EnablePreArmFlag(void);
AnnaBridge 189:f392fc9709a3 348 void HAL_FIREWALL_DisablePreArmFlag(void);
AnnaBridge 189:f392fc9709a3 349
AnnaBridge 189:f392fc9709a3 350 /**
AnnaBridge 189:f392fc9709a3 351 * @}
AnnaBridge 189:f392fc9709a3 352 */
AnnaBridge 189:f392fc9709a3 353
AnnaBridge 189:f392fc9709a3 354 /**
AnnaBridge 189:f392fc9709a3 355 * @}
AnnaBridge 189:f392fc9709a3 356 */
AnnaBridge 189:f392fc9709a3 357 /* Define the private group ***********************************/
AnnaBridge 189:f392fc9709a3 358 /**************************************************************/
AnnaBridge 189:f392fc9709a3 359 /** @defgroup FIREWALL_Private FIREWALL Private
AnnaBridge 189:f392fc9709a3 360 * @{
AnnaBridge 189:f392fc9709a3 361 */
AnnaBridge 189:f392fc9709a3 362 /**
AnnaBridge 189:f392fc9709a3 363 * @}
AnnaBridge 189:f392fc9709a3 364 */
AnnaBridge 189:f392fc9709a3 365 /**************************************************************/
AnnaBridge 189:f392fc9709a3 366
AnnaBridge 189:f392fc9709a3 367 /**
AnnaBridge 189:f392fc9709a3 368 * @}
AnnaBridge 189:f392fc9709a3 369 */
AnnaBridge 189:f392fc9709a3 370
AnnaBridge 189:f392fc9709a3 371 /**
AnnaBridge 189:f392fc9709a3 372 * @}
AnnaBridge 189:f392fc9709a3 373 */
AnnaBridge 189:f392fc9709a3 374
AnnaBridge 189:f392fc9709a3 375
AnnaBridge 189:f392fc9709a3 376 #endif /* #if !defined (STM32L011xx) && !defined (STM32L021xx) && !defined (STM32L031xx) && !defined (STM32L041xx) */
AnnaBridge 189:f392fc9709a3 377
AnnaBridge 189:f392fc9709a3 378 #ifdef __cplusplus
AnnaBridge 189:f392fc9709a3 379 }
AnnaBridge 189:f392fc9709a3 380 #endif
AnnaBridge 189:f392fc9709a3 381
AnnaBridge 189:f392fc9709a3 382 #endif /* __STM32L0xx_HAL_FIREWALL_H */
AnnaBridge 189:f392fc9709a3 383
AnnaBridge 189:f392fc9709a3 384 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/