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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 #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 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_SD_LOWEST 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 = _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__ /** @} */