| /** |
| * Copyright (c) 2014 - 2019, Nordic Semiconductor ASA |
| * |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without modification, |
| * are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, this |
| * list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form, except as embedded into a Nordic |
| * Semiconductor ASA integrated circuit in a product or a software update for |
| * such product, must reproduce the above copyright notice, this list of |
| * conditions and the following disclaimer in the documentation and/or other |
| * materials provided with the distribution. |
| * |
| * 3. Neither the name of Nordic Semiconductor ASA nor the names of its |
| * contributors may be used to endorse or promote products derived from this |
| * software without specific prior written permission. |
| * |
| * 4. This software, with or without modification, must only be used with a |
| * Nordic Semiconductor ASA integrated circuit. |
| * |
| * 5. Any software provided in binary form under this license must not be reverse |
| * engineered, decompiled, modified and/or disassembled. |
| * |
| * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS |
| * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE |
| * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| /**@file |
| * |
| * @defgroup app_util_platform Utility Functions and Definitions (Platform) |
| * @{ |
| * @ingroup app_common |
| * |
| * @brief Various types and definitions available to all applications when using SoftDevice. |
| */ |
| |
| #ifndef APP_UTIL_PLATFORM_H__ |
| #define APP_UTIL_PLATFORM_H__ |
| |
| #include <stdint.h> |
| #include "compiler_abstraction.h" |
| #include "nrf.h" |
| #ifdef SOFTDEVICE_PRESENT |
| #include "nrf_soc.h" |
| #include "nrf_nvic.h" |
| #endif |
| #include "nrf_assert.h" |
| #include "app_error.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #if __CORTEX_M == (0x00U) |
| #define _PRIO_SD_HIGH 0 |
| #define _PRIO_APP_HIGH 1 |
| #define _PRIO_APP_MID 1 |
| #define _PRIO_SD_LOW 2 |
| #define _PRIO_APP_LOW_MID 3 |
| #define _PRIO_APP_LOW 3 |
| #define _PRIO_APP_LOWEST 3 |
| #define _PRIO_THREAD 4 |
| #elif __CORTEX_M == (0x04U) |
| #define _PRIO_SD_HIGH 0 |
| #define _PRIO_SD_MID 1 |
| #define _PRIO_APP_HIGH 2 |
| #define _PRIO_APP_MID 3 |
| #define _PRIO_SD_LOW 4 |
| #define _PRIO_APP_LOW_MID 5 |
| #define _PRIO_APP_LOW 6 |
| #define _PRIO_APP_LOWEST 7 |
| #define _PRIO_THREAD 15 |
| #else |
| #error "No platform defined" |
| #endif |
| |
| |
| //lint -save -e113 -e452 |
| /**@brief The interrupt priorities available to the application while the SoftDevice is active. */ |
| typedef enum |
| { |
| #ifndef SOFTDEVICE_PRESENT |
| APP_IRQ_PRIORITY_HIGHEST = _PRIO_SD_HIGH, |
| #else |
| APP_IRQ_PRIORITY_HIGHEST = _PRIO_APP_HIGH, |
| #endif |
| APP_IRQ_PRIORITY_HIGH = _PRIO_APP_HIGH, |
| #ifndef SOFTDEVICE_PRESENT |
| APP_IRQ_PRIORITY_MID = _PRIO_SD_LOW, |
| #else |
| APP_IRQ_PRIORITY_MID = _PRIO_APP_MID, |
| #endif |
| APP_IRQ_PRIORITY_LOW_MID = _PRIO_APP_LOW_MID, |
| APP_IRQ_PRIORITY_LOW = _PRIO_APP_LOW, |
| APP_IRQ_PRIORITY_LOWEST = _PRIO_APP_LOWEST, |
| APP_IRQ_PRIORITY_THREAD = _PRIO_THREAD /**< "Interrupt level" when running in Thread Mode. */ |
| } app_irq_priority_t; |
| //lint -restore |
| |
| |
| /*@brief The privilege levels available to applications in Thread Mode */ |
| typedef enum |
| { |
| APP_LEVEL_UNPRIVILEGED, |
| APP_LEVEL_PRIVILEGED |
| } app_level_t; |
| |
| /**@cond NO_DOXYGEN */ |
| #define EXTERNAL_INT_VECTOR_OFFSET 16 |
| /**@endcond */ |
| |
| /**@brief Macro for setting a breakpoint. |
| */ |
| #if defined(__GNUC__) |
| #define NRF_BREAKPOINT __asm__("BKPT 0"); |
| #else |
| #define NRF_BREAKPOINT __BKPT(0) |
| #endif |
| |
| /** @brief Macro for setting a breakpoint. |
| * |
| * If it is possible to detect debugger presence then it is set only in that case. |
| * |
| */ |
| #if __CORTEX_M == 0x04 |
| #define NRF_BREAKPOINT_COND do { \ |
| /* C_DEBUGEN == 1 -> Debugger Connected */ \ |
| if (CoreDebug->DHCSR & CoreDebug_DHCSR_C_DEBUGEN_Msk) \ |
| { \ |
| /* Generate breakpoint if debugger is connected */ \ |
| NRF_BREAKPOINT; \ |
| } \ |
| }while (0) |
| #else |
| #define NRF_BREAKPOINT_COND NRF_BREAKPOINT |
| #endif // __CORTEX_M == 0x04 |
| |
| #if defined ( __CC_ARM ) |
| #define PACKED(TYPE) __packed TYPE |
| #define PACKED_STRUCT PACKED(struct) |
| #elif defined ( __GNUC__ ) |
| #define PACKED __attribute__((packed)) |
| #define PACKED_STRUCT struct PACKED |
| #elif defined (__ICCARM__) |
| #define PACKED_STRUCT __packed struct |
| #endif |
| |
| #if defined ( __CC_ARM ) |
| #define PRAGMA_OPTIMIZATION_FORCE_START _Pragma ("push") \ |
| _Pragma ("O3") |
| #define PRAGMA_OPTIMIZATION_FORCE_END _Pragma ("pop") |
| #elif defined ( __GNUC__ ) |
| #define PRAGMA_OPTIMIZATION_FORCE_START _Pragma("GCC push_options") \ |
| _Pragma ("GCC optimize (\"Os\")") |
| #define PRAGMA_OPTIMIZATION_FORCE_END _Pragma ("GCC pop_options") |
| #elif defined (__ICCARM__) |
| #define PRAGMA_OPTIMIZATION_FORCE_START _Pragma ("optimize=high z") |
| #define PRAGMA_OPTIMIZATION_FORCE_END |
| #endif |
| |
| |
| void app_util_critical_region_enter (uint8_t *p_nested); |
| void app_util_critical_region_exit (uint8_t nested); |
| |
| /**@brief Macro for entering a critical region. |
| * |
| * @note Due to implementation details, there must exist one and only one call to |
| * CRITICAL_REGION_EXIT() for each call to CRITICAL_REGION_ENTER(), and they must be located |
| * in the same scope. |
| */ |
| #ifdef SOFTDEVICE_PRESENT |
| #define CRITICAL_REGION_ENTER() \ |
| { \ |
| uint8_t __CR_NESTED = 0; \ |
| app_util_critical_region_enter(&__CR_NESTED); |
| #else |
| #define CRITICAL_REGION_ENTER() app_util_critical_region_enter(NULL) |
| #endif |
| |
| /**@brief Macro for leaving a critical region. |
| * |
| * @note Due to implementation details, there must exist one and only one call to |
| * CRITICAL_REGION_EXIT() for each call to CRITICAL_REGION_ENTER(), and they must be located |
| * in the same scope. |
| */ |
| #ifdef SOFTDEVICE_PRESENT |
| #define CRITICAL_REGION_EXIT() \ |
| app_util_critical_region_exit(__CR_NESTED); \ |
| } |
| #else |
| #define CRITICAL_REGION_EXIT() app_util_critical_region_exit(0) |
| #endif |
| |
| /* Workaround for Keil 4 */ |
| #ifndef IPSR_ISR_Msk |
| #define IPSR_ISR_Msk (0x1FFUL /*<< IPSR_ISR_Pos*/) /*!< IPSR: ISR Mask */ |
| #endif |
| |
| |
| |
| /**@brief Macro to enable anonymous unions from a certain point in the code. |
| */ |
| #if defined(__CC_ARM) |
| #define ANON_UNIONS_ENABLE _Pragma("push") \ |
| _Pragma("anon_unions") \ |
| struct semicolon_swallower |
| #elif defined(__ICCARM__) |
| #define ANON_UNIONS_ENABLE _Pragma("language=extended") \ |
| struct semicolon_swallower |
| #else |
| #define ANON_UNIONS_ENABLE struct semicolon_swallower |
| // No action will be taken. |
| // For GCC anonymous unions are enabled by default. |
| #endif |
| |
| /**@brief Macro to disable anonymous unions from a certain point in the code. |
| * @note Call only after first calling @ref ANON_UNIONS_ENABLE. |
| */ |
| #if defined(__CC_ARM) |
| #define ANON_UNIONS_DISABLE _Pragma("pop") \ |
| struct semicolon_swallower |
| #elif defined(__ICCARM__) |
| #define ANON_UNIONS_DISABLE struct semicolon_swallower |
| // for IAR leave anonymous unions enabled |
| #else |
| #define ANON_UNIONS_DISABLE struct semicolon_swallower |
| // No action will be taken. |
| // For GCC anonymous unions are enabled by default. |
| #endif |
| |
| /**@brief Macro for adding pragma directive only for GCC. |
| */ |
| #ifdef __GNUC__ |
| #define GCC_PRAGMA(v) _Pragma(v) |
| #else |
| #define GCC_PRAGMA(v) |
| #endif |
| |
| /* Workaround for Keil 4 */ |
| #ifndef CONTROL_nPRIV_Msk |
| #define CONTROL_nPRIV_Msk (1UL /*<< CONTROL_nPRIV_Pos*/) /*!< CONTROL: nPRIV Mask */ |
| #endif |
| |
| /**@brief Function for finding the current interrupt level. |
| * |
| * @return Current interrupt level. |
| * @retval APP_IRQ_PRIORITY_HIGH We are running in Application High interrupt level. |
| * @retval APP_IRQ_PRIORITY_LOW We are running in Application Low interrupt level. |
| * @retval APP_IRQ_PRIORITY_THREAD We are running in Thread Mode. |
| */ |
| uint8_t current_int_priority_get(void); |
| |
| |
| /**@brief Function for finding out the current privilege level. |
| * |
| * @return Current privilege level. |
| * @retval APP_LEVEL_UNPRIVILEGED We are running in unprivileged level. |
| * @retval APP_LEVEL_PRIVILEGED We are running in privileged level. |
| */ |
| uint8_t privilege_level_get(void); |
| |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif // APP_UTIL_PLATFORM_H__ |
| |
| /** @} */ |