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New Contiki port to STM32W108.

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salvopitru 2010-10-25 09:03:38 +00:00
parent 324796cd1a
commit ec5e3ce0d7
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109
cpu/stm32w108/dev/stm32w_systick.h Normal file
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/******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
* File Name : stm32f10x_systick.h
* Author : MCD Application Team
* Version : V2.0.3
* Date : 09/22/2008
* Description : This file contains all the functions prototypes for the
* SysTick firmware library.
********************************************************************************
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
* CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*******************************************************************************/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32W_SYSTICK_H
#define __STM32W_SYSTICK_H
#include "stm32w_type.h"
#include "stm32w_conf.h"
#ifndef EXT
#define EXT extern
#endif /* EXT */
typedef struct
{
vu32 CTRL;
vu32 LOAD;
vu32 VAL;
vuc32 CALIB;
} SysTick_TypeDef;
/* System Control Space memory map */
#define SCS_BASE ((u32)0xE000E000)
#define SysTick_BASE (SCS_BASE + 0x0010)
#define NVIC_BASE (SCS_BASE + 0x0100)
#define SCB_BASE (SCS_BASE + 0x0D00)
#ifdef _SysTick
#define SysTick ((SysTick_TypeDef *) SysTick_BASE)
#endif /*_SysTick */
/***************** Bit definition for SysTick_CTRL register *****************/
#define SysTick_CTRL_ENABLE ((u32)0x00000001) /* Counter enable */
#define SysTick_CTRL_TICKINT ((u32)0x00000002) /* Counting down to 0 pends the SysTick handler */
#define SysTick_CTRL_CLKSOURCE ((u32)0x00000004) /* Clock source */
#define SysTick_CTRL_COUNTFLAG ((u32)0x00010000) /* Count Flag */
/***************** Bit definition for SysTick_LOAD register *****************/
#define SysTick_LOAD_RELOAD ((u32)0x00FFFFFF) /* Value to load into the SysTick Current Value Register when the counter reaches 0 */
/***************** Bit definition for SysTick_VAL register ******************/
#define SysTick_VAL_CURRENT ((u32)0x00FFFFFF) /* Current value at the time the register is accessed */
/***************** Bit definition for SysTick_CALIB register ****************/
#define SysTick_CALIB_TENMS ((u32)0x00FFFFFF) /* Reload value to use for 10ms timing */
#define SysTick_CALIB_SKEW ((u32)0x40000000) /* Calibration value is not exactly 10 ms */
#define SysTick_CALIB_NOREF ((u32)0x80000000) /* The reference clock is not provided */
/* Exported types ------------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/
/* SysTick clock source */
#define SysTick_CLKSource_HCLK_Div8 ((u32)0xFFFFFFFB)
#define SysTick_CLKSource_HCLK ((u32)0x00000004)
#define IS_SYSTICK_CLK_SOURCE(SOURCE) (((SOURCE) == SysTick_CLKSource_HCLK) || \
((SOURCE) == SysTick_CLKSource_HCLK_Div8))
/* SysTick counter state */
#define SysTick_Counter_Disable ((u32)0xFFFFFFFE)
#define SysTick_Counter_Enable ((u32)0x00000001)
#define SysTick_Counter_Clear ((u32)0x00000000)
#define IS_SYSTICK_COUNTER(COUNTER) (((COUNTER) == SysTick_Counter_Disable) || \
((COUNTER) == SysTick_Counter_Enable) || \
((COUNTER) == SysTick_Counter_Clear))
/* SysTick Flag */
#define SysTick_FLAG_COUNT ((u32)0x00000010)
#define SysTick_FLAG_SKEW ((u32)0x0000001E)
#define SysTick_FLAG_NOREF ((u32)0x0000001F)
#define IS_SYSTICK_FLAG(FLAG) (((FLAG) == SysTick_FLAG_COUNT) || \
((FLAG) == SysTick_FLAG_SKEW) || \
((FLAG) == SysTick_FLAG_NOREF))
#define IS_SYSTICK_RELOAD(RELOAD) (((RELOAD) > 0) && ((RELOAD) <= 0xFFFFFF))
/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */
void SysTick_CLKSourceConfig(u32 SysTick_CLKSource);
void SysTick_SetReload(u32 Reload);
void SysTick_CounterCmd(u32 SysTick_Counter);
void SysTick_ITConfig(FunctionalState NewState);
u32 SysTick_GetCounter(void);
FlagStatus SysTick_GetFlagStatus(u8 SysTick_FLAG);
#endif /* __STM32F10x_SYSTICK_H */
/******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/