rt-thread-official/bsp/efm32/drv_timer.h

43 lines
1.5 KiB
C

/******************************************************************//**
* @file drv_timer.h
* @brief USART driver of RT-Thread RTOS for EFM32
* COPYRIGHT (C) 2011, RT-Thread Development Team
* @author onelife
* @version 0.4 beta
**********************************************************************
* @section License
* The license and distribution terms for this file may be found in the file LICENSE in this
* distribution or at http://www.rt-thread.org/license/LICENSE
**********************************************************************
* @section Change Logs
* Date Author Notes
* 2011-01-18 onelife Initial creation for EFM32
*********************************************************************/
#ifndef __DRV_TIMER_H__
#define __DRV_TIMER_H__
/* Includes -------------------------------------------------------------------*/
#include "hdl_interrupt.h"
/* Exported types -------------------------------------------------------------*/
struct efm32_timer_device_t
{
TIMER_TypeDef *timer_device;
efm32_irq_hook_t hook;
};
struct efm32_timer_control_t
{
rt_uint32_t period;
efm32_irq_hook_t hook;
};
/* Exported constants ---------------------------------------------------------*/
/* Exported macro -------------------------------------------------------------*/
#define TMR_CFG_PRESCALER timerPrescale1024
/* Exported functions --------------------------------------------------------- */
void rt_hw_timer_init(void);
#endif /*__DRV_TIMER_H__ */