2013-01-08 22:40:58 +08:00
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/***************************************************************************//**
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* @file drv_emu.h
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* @brief EMU driver of RT-Thread RTOS for EFM32
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* COPYRIGHT (C) 2012, RT-Thread Development Team
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* @author onelife
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* @version 1.0
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*******************************************************************************
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* @section License
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* The license and distribution terms for this file may be found in the file
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* LICENSE in this distribution or at http://www.rt-thread.org/license/LICENSE
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*******************************************************************************
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* @section Change Logs
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* Date Author Notes
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* 2011-02-21 onelife Initial creation for EFM32
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* 2011-07-14 onelife Add multiple channels support for scan mode
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******************************************************************************/
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#ifndef __DRV_EMU_H__
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#define __DRV_EMU_H__
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/* Includes ------------------------------------------------------------------*/
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/* Exported defines ----------------------------------------------------------*/
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#define EMU_TASK_STACK_SIZE (256)
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#define EMU_TASK_EM2_TOKEN_NUMBER (255)
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#define EMU_TASK_EM3_TOKEN_NUMBER (255)
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#define EMU_TASK_EM4_TOKEN_NUMBER (255)
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#define EMU_RX_MESSAGE_SIZE (4)
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#define EMU_RX_MESSAGE_QUEUE_SIZE (1)
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/* Exported types ------------------------------------------------------------*/
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struct efm32_emu_task
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{
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struct rt_thread thread;
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struct rt_semaphore em2;
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struct rt_semaphore em3;
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struct rt_semaphore em4;
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rt_uint8_t stack[EMU_TASK_STACK_SIZE];
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};
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/* Exported constants --------------------------------------------------------*/
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/* Exported macro ------------------------------------------------------------*/
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/* Exported functions ------------------------------------------------------- */
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void emu_all_disable(void);
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void emu_em2_disable(void);
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void emu_em2_enable(void);
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void emu_em3_disable(void);
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void emu_em3_enable(void);
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void emu_em4_disable(void);
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void emu_em4_enable(void);
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void efm32_emu_init(void);
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#endif /*__DRV_EMU_H__ */
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