nrf_util.h

#ifndef CODEBASE_NRF_UTIL_H_
#define CODEBASE_NRF_UTIL_H_

#include "stdint.h"
#include "common_util.h"

#if __CORTEX_M == (0x00U)
typedef enum
{
    APP_IRQ_PRIORITY_HIGHEST = 0,
    APP_IRQ_PRIORITY_HIGH    = 1,
    APP_IRQ_PRIORITY_MID     = 2,
    APP_IRQ_PRIORITY_LOW     = 3,
    APP_IRQ_PRIORITY_THREAD  = 4
} app_irq_priority_t;
#elif __CORTEX_M == (0x04U)
typedef enum
{
    APP_IRQ_PRIORITY_HIGHEST = 2,
    APP_IRQ_PRIORITY_HIGH    = 3,
    APP_IRQ_PRIORITY_MID     = 5,
    APP_IRQ_PRIORITY_LOW     = 6,
    APP_IRQ_PRIORITY_LOWEST  = 7,
    APP_IRQ_PRIORITY_THREAD  = 15
} app_irq_priority_t;
#endif

#define LFCLK_FREQ      32768

#define LFCLK_TICKS_MS(ms)                ((uint32_t) ROUNDED_DIV( (LFCLK_FREQ*(uint64_t)ms) , 1000) )

#define LFCLK_TICKS_625(ms)               ((uint32_t) ROUNDED_DIV( (LFCLK_FREQ*(uint64_t)ms) , 1600) )

#define LFCLK_TICKS_977(ms)               ((uint32_t) (32*ms) )

#define LFCLK_TICKS_1250(ms)              ((uint32_t) ROUNDED_DIV( (LFCLK_FREQ*(uint64_t)ms) , 800) )

void nrf_util_critical_region_enter(uint8_t * is_critical_entered);
void nrf_util_critical_region_exit(uint8_t critical_entered);

#define CRITICAL_REGION_ENTER()                                                  \
    {                                                                            \
        uint8_t __CR_ENTERED = 0;                                                \
        nrf_util_critical_region_enter(&__CR_ENTERED);

#define CRITICAL_REGION_EXIT()                                                  \
        nrf_util_critical_region_exit(__CR_ENTERED);                            \
    }

#endif /* CODEBASE_NRF_UTIL_H_ */