mbed official / mbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Dependents:   hello SerialTestv11 SerialTestv12 Sierpinski ... more

mbed 2

This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.

TARGET_NUCLEO_L486RG/TARGET_STM/TARGET_STM32L4/device/stm32l4xx_hal_firewall.h@140:97feb9bacc10, 2017-04-12 (annotated)

Committer:
<>
Date:
Wed Apr 12 16:07:08 2017 +0100
Revision:
140:97feb9bacc10
Parent:
128:9bcdf88f62b0
Child:
145:64910690c574
Release 140 of the mbed library



Ports for Upcoming Targets



3841: Add nRf52840 target https://github.com/ARMmbed/mbed-os/pull/3841

3992: Introducing UBLOX_C030 platform. https://github.com/ARMmbed/mbed-os/pull/3992



Fixes and Changes



3951: [NUCLEO_F303ZE] Correct ARDUINO pin https://github.com/ARMmbed/mbed-os/pull/3951

4021: Fixing a macro to detect when RTOS was in use for the NRF52840_DK https://github.com/ARMmbed/mbed-os/pull/4021

3979: KW24D: Add missing SPI defines and Arduino connector definitions https://github.com/ARMmbed/mbed-os/pull/3979

3990: UBLOX_C027: construct a ticker-based wait, rather than calling wait_ms(), in the  https://github.com/ARMmbed/mbed-os/pull/3990

4003: Fixed OBOE in async serial tx for NRF52 target, fixes #4002 https://github.com/ARMmbed/mbed-os/pull/4003

4012: STM32: Correct I2C master error handling https://github.com/ARMmbed/mbed-os/pull/4012

4020: NUCLEO_L011K4 remove unsupported tool chain files https://github.com/ARMmbed/mbed-os/pull/4020

4065: K66F: Move bss section to m_data_2 Section https://github.com/ARMmbed/mbed-os/pull/4065

4014: Issue 3763: Reduce heap allocation in the GCC linker file https://github.com/ARMmbed/mbed-os/pull/4014

4030: [STM32L0] reduce IAR heap and stack size for small targets https://github.com/ARMmbed/mbed-os/pull/4030

4109: NUCLEO_L476RG : minor serial pin update https://github.com/ARMmbed/mbed-os/pull/4109

3982: Ticker - kl25z bugfix for handling events in the past https://github.com/ARMmbed/mbed-os/pull/3982

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Kojto 122:f9eeca106725 1 /**
Kojto 122:f9eeca106725 2 ******************************************************************************
Kojto 122:f9eeca106725 3 * @file stm32l4xx_hal_firewall.h
Kojto 122:f9eeca106725 4 * @author MCD Application Team
Kojto 122:f9eeca106725 5 * @version V1.5.1
Kojto 122:f9eeca106725 6 * @date 31-May-2016
Kojto 122:f9eeca106725 7 * @brief Header file of FIREWALL HAL module.
Kojto 122:f9eeca106725 8 ******************************************************************************
Kojto 122:f9eeca106725 9 * @attention
Kojto 122:f9eeca106725 10 *
Kojto 122:f9eeca106725 11 * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
Kojto 122:f9eeca106725 12 *
Kojto 122:f9eeca106725 13 * Redistribution and use in source and binary forms, with or without modification,
Kojto 122:f9eeca106725 14 * are permitted provided that the following conditions are met:
Kojto 122:f9eeca106725 15 * 1. Redistributions of source code must retain the above copyright notice,
Kojto 122:f9eeca106725 16 * this list of conditions and the following disclaimer.
Kojto 122:f9eeca106725 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
Kojto 122:f9eeca106725 18 * this list of conditions and the following disclaimer in the documentation
Kojto 122:f9eeca106725 19 * and/or other materials provided with the distribution.
Kojto 122:f9eeca106725 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
Kojto 122:f9eeca106725 21 * may be used to endorse or promote products derived from this software
Kojto 122:f9eeca106725 22 * without specific prior written permission.
Kojto 122:f9eeca106725 23 *
Kojto 122:f9eeca106725 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
Kojto 122:f9eeca106725 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
Kojto 122:f9eeca106725 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
Kojto 122:f9eeca106725 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
Kojto 122:f9eeca106725 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
Kojto 122:f9eeca106725 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
Kojto 122:f9eeca106725 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
Kojto 122:f9eeca106725 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
Kojto 122:f9eeca106725 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
Kojto 122:f9eeca106725 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Kojto 122:f9eeca106725 34 *
Kojto 122:f9eeca106725 35 ******************************************************************************
Kojto 122:f9eeca106725 36 */
Kojto 122:f9eeca106725 37
Kojto 122:f9eeca106725 38 /* Define to prevent recursive inclusion -------------------------------------*/
Kojto 122:f9eeca106725 39 #ifndef __STM32L4xx_HAL_FIREWALL_H
Kojto 122:f9eeca106725 40 #define __STM32L4xx_HAL_FIREWALL_H
Kojto 122:f9eeca106725 41
Kojto 122:f9eeca106725 42 #ifdef __cplusplus
Kojto 122:f9eeca106725 43 extern "C" {
Kojto 122:f9eeca106725 44 #endif
Kojto 122:f9eeca106725 45
Kojto 122:f9eeca106725 46 /* Includes ------------------------------------------------------------------*/
Kojto 122:f9eeca106725 47 #include "stm32l4xx_hal_def.h"
Kojto 122:f9eeca106725 48
Kojto 122:f9eeca106725 49 /** @addtogroup STM32L4xx_HAL_Driver
Kojto 122:f9eeca106725 50 * @{
Kojto 122:f9eeca106725 51 */
Kojto 122:f9eeca106725 52
Kojto 122:f9eeca106725 53 /** @addtogroup FIREWALL FIREWALL
Kojto 122:f9eeca106725 54 * @{
Kojto 122:f9eeca106725 55 */
Kojto 122:f9eeca106725 56
Kojto 122:f9eeca106725 57 /* Exported types ------------------------------------------------------------*/
Kojto 122:f9eeca106725 58 /** @defgroup FIREWALL_Exported_Types FIREWALL Exported Types
Kojto 122:f9eeca106725 59 * @{
Kojto 122:f9eeca106725 60 */
Kojto 122:f9eeca106725 61
Kojto 122:f9eeca106725 62 /**
Kojto 122:f9eeca106725 63 * @brief FIREWALL Initialization Structure definition
Kojto 122:f9eeca106725 64 */
Kojto 122:f9eeca106725 65 typedef struct
Kojto 122:f9eeca106725 66 {
Kojto 122:f9eeca106725 67 uint32_t CodeSegmentStartAddress; /*!< Protected code segment start address. This value is 24-bit long, the 8 LSB bits are
Kojto 122:f9eeca106725 68 reserved and forced to 0 in order to allow a 256-byte granularity. */
Kojto 122:f9eeca106725 69
Kojto 122:f9eeca106725 70 uint32_t CodeSegmentLength; /*!< Protected code segment length in bytes. This value is 22-bit long, the 8 LSB bits are
Kojto 122:f9eeca106725 71 reserved and forced to 0 for the length to be a multiple of 256 bytes. */
Kojto 122:f9eeca106725 72
Kojto 122:f9eeca106725 73 uint32_t NonVDataSegmentStartAddress; /*!< Protected non-volatile data segment start address. This value is 24-bit long, the 8 LSB
Kojto 122:f9eeca106725 74 bits are reserved and forced to 0 in order to allow a 256-byte granularity. */
Kojto 122:f9eeca106725 75
Kojto 122:f9eeca106725 76 uint32_t NonVDataSegmentLength; /*!< Protected non-volatile data segment length in bytes. This value is 22-bit long, the 8 LSB
Kojto 122:f9eeca106725 77 bits are reserved and forced to 0 for the length to be a multiple of 256 bytes. */
Kojto 122:f9eeca106725 78
Kojto 122:f9eeca106725 79 uint32_t VDataSegmentStartAddress; /*!< Protected volatile data segment start address. This value is 17-bit long, the 6 LSB bits
Kojto 122:f9eeca106725 80 are reserved and forced to 0 in order to allow a 64-byte granularity. */
Kojto 122:f9eeca106725 81
Kojto 122:f9eeca106725 82 uint32_t VDataSegmentLength; /*!< Protected volatile data segment length in bytes. This value is 17-bit long, the 6 LSB
Kojto 122:f9eeca106725 83 bits are reserved and forced to 0 for the length to be a multiple of 64 bytes. */
Kojto 122:f9eeca106725 84
Kojto 122:f9eeca106725 85 uint32_t VolatileDataExecution; /*!< Set VDE bit specifying whether or not the volatile data segment can be executed.
Kojto 122:f9eeca106725 86 When VDS = 1 (set by parameter VolatileDataShared), VDE bit has no meaning.
Kojto 122:f9eeca106725 87 This parameter can be a value of @ref FIREWALL_VolatileData_Executable */
Kojto 122:f9eeca106725 88
Kojto 122:f9eeca106725 89 uint32_t VolatileDataShared; /*!< Set VDS bit in specifying whether or not the volatile data segment can be shared with a
Kojto 122:f9eeca106725 90 non-protected application code.
Kojto 122:f9eeca106725 91 This parameter can be a value of @ref FIREWALL_VolatileData_Shared */
Kojto 122:f9eeca106725 92
Kojto 122:f9eeca106725 93 }FIREWALL_InitTypeDef;
Kojto 122:f9eeca106725 94
Kojto 122:f9eeca106725 95
Kojto 122:f9eeca106725 96 /**
Kojto 122:f9eeca106725 97 * @}
Kojto 122:f9eeca106725 98 */
Kojto 122:f9eeca106725 99
Kojto 122:f9eeca106725 100
Kojto 122:f9eeca106725 101 /* Exported constants --------------------------------------------------------*/
Kojto 122:f9eeca106725 102 /** @defgroup FIREWALL_Exported_Constants FIREWALL Exported Constants
Kojto 122:f9eeca106725 103 * @{
Kojto 122:f9eeca106725 104 */
Kojto 122:f9eeca106725 105
Kojto 122:f9eeca106725 106 /** @defgroup FIREWALL_VolatileData_Executable FIREWALL volatile data segment execution status
Kojto 122:f9eeca106725 107 * @{
Kojto 122:f9eeca106725 108 */
Kojto 122:f9eeca106725 109 #define FIREWALL_VOLATILEDATA_NOT_EXECUTABLE ((uint32_t)0x0000)
Kojto 122:f9eeca106725 110 #define FIREWALL_VOLATILEDATA_EXECUTABLE ((uint32_t)FW_CR_VDE)
Kojto 122:f9eeca106725 111 /**
Kojto 122:f9eeca106725 112 * @}
Kojto 122:f9eeca106725 113 */
Kojto 122:f9eeca106725 114
Kojto 122:f9eeca106725 115 /** @defgroup FIREWALL_VolatileData_Shared FIREWALL volatile data segment share status
Kojto 122:f9eeca106725 116 * @{
Kojto 122:f9eeca106725 117 */
Kojto 122:f9eeca106725 118 #define FIREWALL_VOLATILEDATA_NOT_SHARED ((uint32_t)0x0000)
Kojto 122:f9eeca106725 119 #define FIREWALL_VOLATILEDATA_SHARED ((uint32_t)FW_CR_VDS)
Kojto 122:f9eeca106725 120 /**
Kojto 122:f9eeca106725 121 * @}
Kojto 122:f9eeca106725 122 */
Kojto 122:f9eeca106725 123
Kojto 122:f9eeca106725 124 /** @defgroup FIREWALL_Pre_Arm FIREWALL pre arm status
Kojto 122:f9eeca106725 125 * @{
Kojto 122:f9eeca106725 126 */
Kojto 122:f9eeca106725 127 #define FIREWALL_PRE_ARM_RESET ((uint32_t)0x0000)
Kojto 122:f9eeca106725 128 #define FIREWALL_PRE_ARM_SET ((uint32_t)FW_CR_FPA)
Kojto 122:f9eeca106725 129
Kojto 122:f9eeca106725 130 /**
Kojto 122:f9eeca106725 131 * @}
Kojto 122:f9eeca106725 132 */
Kojto 122:f9eeca106725 133
Kojto 122:f9eeca106725 134 /**
Kojto 122:f9eeca106725 135 * @}
Kojto 122:f9eeca106725 136 */
Kojto 122:f9eeca106725 137
Kojto 122:f9eeca106725 138 /* Private macros --------------------------------------------------------*/
Kojto 122:f9eeca106725 139 /** @defgroup FIREWALL_Private_Macros FIREWALL Private Macros
Kojto 122:f9eeca106725 140 * @{
Kojto 122:f9eeca106725 141 */
Kojto 122:f9eeca106725 142 #define IS_FIREWALL_CODE_SEGMENT_ADDRESS(ADDRESS) (((ADDRESS) >= FLASH_BASE) && ((ADDRESS) < (FLASH_BASE + FLASH_SIZE)))
Kojto 122:f9eeca106725 143 #define IS_FIREWALL_CODE_SEGMENT_LENGTH(ADDRESS, LENGTH) (((ADDRESS) + (LENGTH)) <= (FLASH_BASE + FLASH_SIZE))
Kojto 122:f9eeca106725 144
Kojto 122:f9eeca106725 145 #define IS_FIREWALL_NONVOLATILEDATA_SEGMENT_ADDRESS(ADDRESS) (((ADDRESS) >= FLASH_BASE) && ((ADDRESS) < (FLASH_BASE + FLASH_SIZE)))
Kojto 122:f9eeca106725 146 #define IS_FIREWALL_NONVOLATILEDATA_SEGMENT_LENGTH(ADDRESS, LENGTH) (((ADDRESS) + (LENGTH)) <= (FLASH_BASE + FLASH_SIZE))
Kojto 122:f9eeca106725 147
Kojto 122:f9eeca106725 148 #define IS_FIREWALL_VOLATILEDATA_SEGMENT_ADDRESS(ADDRESS) (((ADDRESS) >= SRAM1_BASE) && ((ADDRESS) < (SRAM1_BASE + SRAM1_SIZE_MAX)))
Kojto 122:f9eeca106725 149 #define IS_FIREWALL_VOLATILEDATA_SEGMENT_LENGTH(ADDRESS, LENGTH) (((ADDRESS) + (LENGTH)) <= (SRAM1_BASE + SRAM1_SIZE_MAX))
Kojto 122:f9eeca106725 150
Kojto 122:f9eeca106725 151
Kojto 122:f9eeca106725 152 #define IS_FIREWALL_VOLATILEDATA_SHARE(SHARE) (((SHARE) == FIREWALL_VOLATILEDATA_NOT_SHARED) || \
Kojto 122:f9eeca106725 153 ((SHARE) == FIREWALL_VOLATILEDATA_SHARED))
Kojto 122:f9eeca106725 154
Kojto 122:f9eeca106725 155 #define IS_FIREWALL_VOLATILEDATA_EXECUTE(EXECUTE) (((EXECUTE) == FIREWALL_VOLATILEDATA_NOT_EXECUTABLE) || \
Kojto 122:f9eeca106725 156 ((EXECUTE) == FIREWALL_VOLATILEDATA_EXECUTABLE))
Kojto 122:f9eeca106725 157 /**
Kojto 122:f9eeca106725 158 * @}
Kojto 122:f9eeca106725 159 */
Kojto 122:f9eeca106725 160
Kojto 122:f9eeca106725 161
Kojto 122:f9eeca106725 162 /* Exported macros -----------------------------------------------------------*/
Kojto 122:f9eeca106725 163 /** @defgroup FIREWALL_Exported_Macros FIREWALL Exported Macros
Kojto 122:f9eeca106725 164 * @{
Kojto 122:f9eeca106725 165 */
Kojto 122:f9eeca106725 166
Kojto 122:f9eeca106725 167 /** @brief Check whether the FIREWALL is enabled or not.
Kojto 122:f9eeca106725 168 * @retval FIREWALL enabling status (TRUE or FALSE).
Kojto 122:f9eeca106725 169 */
Kojto 122:f9eeca106725 170 #define __HAL_FIREWALL_IS_ENABLED() HAL_IS_BIT_CLR(SYSCFG->CFGR1, SYSCFG_CFGR1_FWDIS)
Kojto 122:f9eeca106725 171
Kojto 122:f9eeca106725 172
Kojto 122:f9eeca106725 173 /** @brief Enable FIREWALL pre arm.
Kojto 122:f9eeca106725 174 * @note When FPA bit is set, any code executed outside the protected segment
Kojto 122:f9eeca106725 175 * closes the Firewall, otherwise it generates a system reset.
Kojto 122:f9eeca106725 176 * @note This macro provides the same service as HAL_FIREWALL_EnablePreArmFlag() API
Kojto 122:f9eeca106725 177 * but can be executed inside a code area protected by the Firewall.
Kojto 122:f9eeca106725 178 * @note This macro can be executed whatever the Firewall state (opened or closed) when
Kojto 122:f9eeca106725 179 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
Kojto 122:f9eeca106725 180 * 0, that is, when the non volatile data segment is defined), the macro can be
Kojto 122:f9eeca106725 181 * executed only when the Firewall is opened.
Kojto 122:f9eeca106725 182 */
Kojto 122:f9eeca106725 183 #define __HAL_FIREWALL_PREARM_ENABLE() \
Kojto 122:f9eeca106725 184 do { \
Kojto 122:f9eeca106725 185 __IO uint32_t tmpreg; \
Kojto 122:f9eeca106725 186 SET_BIT(FIREWALL->CR, FW_CR_FPA) ; \
Kojto 122:f9eeca106725 187 /* Read bit back to ensure it is taken into account by IP */ \
Kojto 122:f9eeca106725 188 /* (introduce proper delay inside macro execution) */ \
Kojto 122:f9eeca106725 189 tmpreg = READ_BIT(FIREWALL->CR, FW_CR_FPA) ; \
Kojto 122:f9eeca106725 190 UNUSED(tmpreg); \
Kojto 122:f9eeca106725 191 } while(0)
Kojto 122:f9eeca106725 192
Kojto 122:f9eeca106725 193
Kojto 122:f9eeca106725 194
Kojto 122:f9eeca106725 195 /** @brief Disable FIREWALL pre arm.
Kojto 122:f9eeca106725 196 * @note When FPA bit is set, any code executed outside the protected segment
Kojto 122:f9eeca106725 197 * closes the Firewall, otherwise, it generates a system reset.
Kojto 122:f9eeca106725 198 * @note This macro provides the same service as HAL_FIREWALL_DisablePreArmFlag() API
Kojto 122:f9eeca106725 199 * but can be executed inside a code area protected by the Firewall.
Kojto 122:f9eeca106725 200 * @note This macro can be executed whatever the Firewall state (opened or closed) when
Kojto 122:f9eeca106725 201 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
Kojto 122:f9eeca106725 202 * 0, that is, when the non volatile data segment is defined), the macro can be
Kojto 122:f9eeca106725 203 * executed only when the Firewall is opened.
Kojto 122:f9eeca106725 204 */
Kojto 122:f9eeca106725 205 #define __HAL_FIREWALL_PREARM_DISABLE() \
Kojto 122:f9eeca106725 206 do { \
Kojto 122:f9eeca106725 207 __IO uint32_t tmpreg; \
Kojto 122:f9eeca106725 208 CLEAR_BIT(FIREWALL->CR, FW_CR_FPA) ; \
Kojto 122:f9eeca106725 209 /* Read bit back to ensure it is taken into account by IP */ \
Kojto 122:f9eeca106725 210 /* (introduce proper delay inside macro execution) */ \
Kojto 122:f9eeca106725 211 tmpreg = READ_BIT(FIREWALL->CR, FW_CR_FPA) ; \
Kojto 122:f9eeca106725 212 UNUSED(tmpreg); \
Kojto 122:f9eeca106725 213 } while(0)
Kojto 122:f9eeca106725 214
Kojto 122:f9eeca106725 215 /** @brief Enable volatile data sharing in setting VDS bit.
Kojto 122:f9eeca106725 216 * @note When VDS bit is set, the volatile data segment is shared with non-protected
Kojto 122:f9eeca106725 217 * application code. It can be accessed whatever the Firewall state (opened or closed).
Kojto 122:f9eeca106725 218 * @note This macro can be executed inside a code area protected by the Firewall.
Kojto 122:f9eeca106725 219 * @note This macro can be executed whatever the Firewall state (opened or closed) when
Kojto 122:f9eeca106725 220 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
Kojto 122:f9eeca106725 221 * 0, that is, when the non volatile data segment is defined), the macro can be
Kojto 122:f9eeca106725 222 * executed only when the Firewall is opened.
Kojto 122:f9eeca106725 223 */
Kojto 122:f9eeca106725 224 #define __HAL_FIREWALL_VOLATILEDATA_SHARED_ENABLE() \
Kojto 122:f9eeca106725 225 do { \
Kojto 122:f9eeca106725 226 __IO uint32_t tmpreg; \
Kojto 122:f9eeca106725 227 SET_BIT(FIREWALL->CR, FW_CR_VDS) ; \
Kojto 122:f9eeca106725 228 /* Read bit back to ensure it is taken into account by IP */ \
Kojto 122:f9eeca106725 229 /* (introduce proper delay inside macro execution) */ \
Kojto 122:f9eeca106725 230 tmpreg = READ_BIT(FIREWALL->CR, FW_CR_VDS) ; \
Kojto 122:f9eeca106725 231 UNUSED(tmpreg); \
Kojto 122:f9eeca106725 232 } while(0)
Kojto 122:f9eeca106725 233
Kojto 122:f9eeca106725 234 /** @brief Disable volatile data sharing in resetting VDS bit.
Kojto 122:f9eeca106725 235 * @note When VDS bit is reset, the volatile data segment is not shared and cannot be
Kojto 122:f9eeca106725 236 * hit by a non protected executable code when the Firewall is closed. If it is
Kojto 122:f9eeca106725 237 * accessed in such a condition, a system reset is generated by the Firewall.
Kojto 122:f9eeca106725 238 * @note This macro can be executed inside a code area protected by the Firewall.
Kojto 122:f9eeca106725 239 * @note This macro can be executed whatever the Firewall state (opened or closed) when
Kojto 122:f9eeca106725 240 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
Kojto 122:f9eeca106725 241 * 0, that is, when the non volatile data segment is defined), the macro can be
Kojto 122:f9eeca106725 242 * executed only when the Firewall is opened.
Kojto 122:f9eeca106725 243 */
Kojto 122:f9eeca106725 244 #define __HAL_FIREWALL_VOLATILEDATA_SHARED_DISABLE() \
Kojto 122:f9eeca106725 245 do { \
Kojto 122:f9eeca106725 246 __IO uint32_t tmpreg; \
Kojto 122:f9eeca106725 247 CLEAR_BIT(FIREWALL->CR, FW_CR_VDS) ; \
Kojto 122:f9eeca106725 248 /* Read bit back to ensure it is taken into account by IP */ \
Kojto 122:f9eeca106725 249 /* (introduce proper delay inside macro execution) */ \
Kojto 122:f9eeca106725 250 tmpreg = READ_BIT(FIREWALL->CR, FW_CR_VDS) ; \
Kojto 122:f9eeca106725 251 UNUSED(tmpreg); \
Kojto 122:f9eeca106725 252 } while(0)
Kojto 122:f9eeca106725 253
Kojto 122:f9eeca106725 254 /** @brief Enable volatile data execution in setting VDE bit.
Kojto 122:f9eeca106725 255 * @note VDE bit is ignored when VDS is set. IF VDS = 1, the Volatile data segment can be
Kojto 122:f9eeca106725 256 * executed whatever the VDE bit value.
Kojto 122:f9eeca106725 257 * @note When VDE bit is set (with VDS = 0), the volatile data segment is executable. When
Kojto 122:f9eeca106725 258 * the Firewall call is closed, a "call gate" entry procedure is required to open
Kojto 122:f9eeca106725 259 * first the Firewall.
Kojto 122:f9eeca106725 260 * @note This macro can be executed inside a code area protected by the Firewall.
Kojto 122:f9eeca106725 261 * @note This macro can be executed whatever the Firewall state (opened or closed) when
Kojto 122:f9eeca106725 262 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
Kojto 122:f9eeca106725 263 * 0, that is, when the non volatile data segment is defined), the macro can be
Kojto 122:f9eeca106725 264 * executed only when the Firewall is opened.
Kojto 122:f9eeca106725 265 */
Kojto 122:f9eeca106725 266 #define __HAL_FIREWALL_VOLATILEDATA_EXECUTION_ENABLE() \
Kojto 122:f9eeca106725 267 do { \
Kojto 122:f9eeca106725 268 __IO uint32_t tmpreg; \
Kojto 122:f9eeca106725 269 SET_BIT(FIREWALL->CR, FW_CR_VDE) ; \
Kojto 122:f9eeca106725 270 /* Read bit back to ensure it is taken into account by IP */ \
Kojto 122:f9eeca106725 271 /* (introduce proper delay inside macro execution) */ \
Kojto 122:f9eeca106725 272 tmpreg = READ_BIT(FIREWALL->CR, FW_CR_VDE) ; \
Kojto 122:f9eeca106725 273 UNUSED(tmpreg); \
Kojto 122:f9eeca106725 274 } while(0)
Kojto 122:f9eeca106725 275
Kojto 122:f9eeca106725 276 /** @brief Disable volatile data execution in resetting VDE bit.
Kojto 122:f9eeca106725 277 * @note VDE bit is ignored when VDS is set. IF VDS = 1, the Volatile data segment can be
Kojto 122:f9eeca106725 278 * executed whatever the VDE bit value.
Kojto 122:f9eeca106725 279 * @note When VDE bit is reset (with VDS = 0), the volatile data segment cannot be executed.
Kojto 122:f9eeca106725 280 * @note This macro can be executed inside a code area protected by the Firewall.
Kojto 122:f9eeca106725 281 * @note This macro can be executed whatever the Firewall state (opened or closed) when
Kojto 122:f9eeca106725 282 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
Kojto 122:f9eeca106725 283 * 0, that is, when the non volatile data segment is defined), the macro can be
Kojto 122:f9eeca106725 284 * executed only when the Firewall is opened.
Kojto 122:f9eeca106725 285 */
Kojto 122:f9eeca106725 286 #define __HAL_FIREWALL_VOLATILEDATA_EXECUTION_DISABLE() \
Kojto 122:f9eeca106725 287 do { \
Kojto 122:f9eeca106725 288 __IO uint32_t tmpreg; \
Kojto 122:f9eeca106725 289 CLEAR_BIT(FIREWALL->CR, FW_CR_VDE) ; \
Kojto 122:f9eeca106725 290 /* Read bit back to ensure it is taken into account by IP */ \
Kojto 122:f9eeca106725 291 /* (introduce proper delay inside macro execution) */ \
Kojto 122:f9eeca106725 292 tmpreg = READ_BIT(FIREWALL->CR, FW_CR_VDE) ; \
Kojto 122:f9eeca106725 293 UNUSED(tmpreg); \
Kojto 122:f9eeca106725 294 } while(0)
Kojto 122:f9eeca106725 295
Kojto 122:f9eeca106725 296
Kojto 122:f9eeca106725 297 /** @brief Check whether or not the volatile data segment is shared.
Kojto 122:f9eeca106725 298 * @note This macro can be executed inside a code area protected by the Firewall.
Kojto 122:f9eeca106725 299 * @note This macro can be executed whatever the Firewall state (opened or closed) when
Kojto 122:f9eeca106725 300 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
Kojto 122:f9eeca106725 301 * 0, that is, when the non volatile data segment is defined), the macro can be
Kojto 122:f9eeca106725 302 * executed only when the Firewall is opened.
Kojto 122:f9eeca106725 303 * @retval VDS bit setting status (TRUE or FALSE).
Kojto 122:f9eeca106725 304 */
Kojto 122:f9eeca106725 305 #define __HAL_FIREWALL_GET_VOLATILEDATA_SHARED() ((FIREWALL->CR & FW_CR_VDS) == FW_CR_VDS)
Kojto 122:f9eeca106725 306
Kojto 122:f9eeca106725 307 /** @brief Check whether or not the volatile data segment is declared executable.
Kojto 122:f9eeca106725 308 * @note This macro can be executed inside a code area protected by the Firewall.
Kojto 122:f9eeca106725 309 * @note This macro can be executed whatever the Firewall state (opened or closed) when
Kojto 122:f9eeca106725 310 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
Kojto 122:f9eeca106725 311 * 0, that is, when the non volatile data segment is defined), the macro can be
Kojto 122:f9eeca106725 312 * executed only when the Firewall is opened.
Kojto 122:f9eeca106725 313 * @retval VDE bit setting status (TRUE or FALSE).
Kojto 122:f9eeca106725 314 */
Kojto 122:f9eeca106725 315 #define __HAL_FIREWALL_GET_VOLATILEDATA_EXECUTION() ((FIREWALL->CR & FW_CR_VDE) == FW_CR_VDE)
Kojto 122:f9eeca106725 316
Kojto 122:f9eeca106725 317 /** @brief Check whether or not the Firewall pre arm bit is set.
Kojto 122:f9eeca106725 318 * @note This macro can be executed inside a code area protected by the Firewall.
Kojto 122:f9eeca106725 319 * @note This macro can be executed whatever the Firewall state (opened or closed) when
Kojto 122:f9eeca106725 320 * NVDSL register is equal to 0. Otherwise (when NVDSL register is different from
Kojto 122:f9eeca106725 321 * 0, that is, when the non volatile data segment is defined), the macro can be
Kojto 122:f9eeca106725 322 * executed only when the Firewall is opened.
Kojto 122:f9eeca106725 323 * @retval FPA bit setting status (TRUE or FALSE).
Kojto 122:f9eeca106725 324 */
Kojto 122:f9eeca106725 325 #define __HAL_FIREWALL_GET_PREARM() ((FIREWALL->CR & FW_CR_FPA) == FW_CR_FPA)
Kojto 122:f9eeca106725 326
Kojto 122:f9eeca106725 327
Kojto 122:f9eeca106725 328 /**
Kojto 122:f9eeca106725 329 * @}
Kojto 122:f9eeca106725 330 */
Kojto 122:f9eeca106725 331
Kojto 122:f9eeca106725 332 /* Exported functions --------------------------------------------------------*/
Kojto 122:f9eeca106725 333
Kojto 122:f9eeca106725 334 /** @addtogroup FIREWALL_Exported_Functions FIREWALL Exported Functions
Kojto 122:f9eeca106725 335 * @{
Kojto 122:f9eeca106725 336 */
Kojto 122:f9eeca106725 337
Kojto 122:f9eeca106725 338 /** @addtogroup FIREWALL_Exported_Functions_Group1 Initialization Functions
Kojto 122:f9eeca106725 339 * @brief Initialization and Configuration Functions
Kojto 122:f9eeca106725 340 * @{
Kojto 122:f9eeca106725 341 */
Kojto 122:f9eeca106725 342
Kojto 122:f9eeca106725 343 /* Initialization functions ********************************/
Kojto 122:f9eeca106725 344 HAL_StatusTypeDef HAL_FIREWALL_Config(FIREWALL_InitTypeDef * fw_init);
Kojto 122:f9eeca106725 345 void HAL_FIREWALL_GetConfig(FIREWALL_InitTypeDef * fw_config);
Kojto 122:f9eeca106725 346 void HAL_FIREWALL_EnableFirewall(void);
Kojto 122:f9eeca106725 347 void HAL_FIREWALL_EnablePreArmFlag(void);
Kojto 122:f9eeca106725 348 void HAL_FIREWALL_DisablePreArmFlag(void);
Kojto 122:f9eeca106725 349
Kojto 122:f9eeca106725 350 /**
Kojto 122:f9eeca106725 351 * @}
Kojto 122:f9eeca106725 352 */
Kojto 122:f9eeca106725 353
Kojto 122:f9eeca106725 354 /**
Kojto 122:f9eeca106725 355 * @}
Kojto 122:f9eeca106725 356 */
Kojto 122:f9eeca106725 357
Kojto 122:f9eeca106725 358 /**
Kojto 122:f9eeca106725 359 * @}
Kojto 122:f9eeca106725 360 */
Kojto 122:f9eeca106725 361
Kojto 122:f9eeca106725 362 /**
Kojto 122:f9eeca106725 363 * @}
Kojto 122:f9eeca106725 364 */
Kojto 122:f9eeca106725 365
Kojto 122:f9eeca106725 366 #ifdef __cplusplus
Kojto 122:f9eeca106725 367 }
Kojto 122:f9eeca106725 368 #endif
Kojto 122:f9eeca106725 369
Kojto 122:f9eeca106725 370 #endif /* __STM32L4xx_HAL_FIREWALL_H */
Kojto 122:f9eeca106725 371
Kojto 122:f9eeca106725 372 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/