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