app_util.h

Go to the documentation of this file.

 
#ifdef NRF52_SERIES
#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 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
    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 
    } 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;
 
#define EXTERNAL_INT_VECTOR_OFFSET 16
 
#if defined(__GNUC__)
#define NRF_BREAKPOINT __builtin_trap()
#else
#define NRF_BREAKPOINT __BKPT(0)
#endif
 
#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
 
    void app_util_critical_region_enter(uint8_t *p_nested);
    void app_util_critical_region_exit(uint8_t nested);
 
#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
 
#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*/) 
#endif
 
#if defined(__CC_ARM)
#define ANON_UNIONS_ENABLE _Pragma("push") \
    _Pragma("anon_unions")
#elif defined(__ICCARM__)
#define ANON_UNIONS_ENABLE _Pragma("language=extended")
#else
#define ANON_UNIONS_ENABLE
// No action will be taken.
// For GCC anonymous unions are enabled by default.
#endif
 
#if defined(__CC_ARM)
#define ANON_UNIONS_DISABLE _Pragma("pop")
#elif defined(__ICCARM__)
#define ANON_UNIONS_DISABLE
// for IAR leave anonymous unions enabled
#else
#define ANON_UNIONS_DISABLE
// No action will be taken.
// For GCC anonymous unions are enabled by default.
#endif
 
#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*/) 
#endif
 
    uint8_t current_int_priority_get(void);
 
    uint8_t privilege_level_get(void);
 
#ifdef __cplusplus
}
#endif
 
#endif // APP_UTIL_PLATFORM_H__
#endif