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- #include <stdint.h>
- #include <rthw.h>
- #include <rtthread.h>
- #include "cy_device_headers.h"
- #include "board.h"
- #include "uart.h"
- #include "cy_systick.h"
- #include "cycfg.h"
- #define configTOTAL_HEAP_SIZE (24*1024)
- /* Allocate the memory for the heap. */
- rt_align(RT_ALIGN_SIZE)
- static uint8_t ucHeap[ configTOTAL_HEAP_SIZE ];
- /**
- * This is the timer interrupt service routine.
- *
- */
- void SysTick_Handler_CB(void)
- {
- /* enter interrupt */
- rt_interrupt_enter();
- rt_tick_increase();
- /* leave interrupt */
- rt_interrupt_leave();
- }
- void rt_hw_board_init()
- {
- /* init systick */
- init_cycfg_all();
- SystemCoreClockUpdate();
- Cy_SysTick_Init(CY_SYSTICK_CLOCK_SOURCE_CLK_CPU, SystemCoreClock/RT_TICK_PER_SECOND);
- Cy_SysTick_SetCallback(0, SysTick_Handler_CB);
- Cy_SysTick_EnableInterrupt();
- rt_system_heap_init((void*)ucHeap, (void*)(ucHeap+configTOTAL_HEAP_SIZE));
- /* initialize UART device */
- rt_hw_uart_init();
- #if defined(RT_USING_CONSOLE) && defined(RT_USING_DEVICE)
- rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
- #endif
- }
- /*@}*/
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