/* SDK drivers */
#include "fsl_common.h"

/* ThreadX */
#include "tx_api.h"

/* App */
#include "app_thr.h"

extern void *__HeapLimit;
extern void *_tx_initialize_unused_memory;

void _tx_timer_interrupt(void);

static TX_THREAD hello_task_handle;

void tx_application_define(void *first_unused_memory) {
    tx_thread_create(&hello_task_handle, "T_HE", hello_task, 0x00, first_unused_memory, 1024, 3, 3, TX_NO_TIME_SLICE,
                     TX_AUTO_START);
}

void _tx_initialize_low_level(void) {
    DisableGlobalIRQ();

    _tx_initialize_unused_memory = (VOID *)&__HeapLimit;

    /* enable CPU cycle counter */
    DWT->CTRL |= DWT_CTRL_CYCCNTENA_Msk;

    SysTick_Config(SystemCoreClock / TX_TIMER_TICKS_PER_SECOND);

    NVIC_SetPriority(MemoryManagement_IRQn, 0);
    NVIC_SetPriority(BusFault_IRQn, 0);
    NVIC_SetPriority(UsageFault_IRQn, 0);

    NVIC_SetPriority(SVCall_IRQn, 0x0ff);

    NVIC_SetPriority(DebugMonitor_IRQn, 0);
    NVIC_SetPriority(PendSV_IRQn, 0x0ff);
    NVIC_SetPriority(SysTick_IRQn, 0x40);
}

VOID SysTick_Handler(VOID) {
    _tx_timer_interrupt();
}