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// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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// File name : rtc_drv.h
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// Version : V0.1
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// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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#ifndef RTC_DRV_H_
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#define RTC_DRV_H_
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#include "memmap.h"
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#include "rtc_reg.h"
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#define RTC ((RTC_TypeDef *)(PMURTC_BASE_ADDR))
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#define RTC_SEL_MASK (0x03 << 8)
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#define RTC_LOW_LEVEL_INT (0x00 << 8)
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#define RTC_RISING_EDGE_INT (0x01 << 8)
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#define RTC_FALLING_EDGE_INT (0x02 << 8)
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#define RTC_RISING_FALLING_EDGE_INT (0x03 << 8)
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#define DAY_ALARM 0x01
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#define HOUR_ALARM 0x02
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#define MINUTE_ALARM 0x03
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#define SECOND_ALARM 0x04
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#define ALL_ALARM 0x05
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#define IS_RTC_ALARM_MOD(MOD) (((MOD) == DAY_ALARM) || \
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((MOD) == HOUR_ALARM) || \
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((MOD) == MINUTE_ALARM) || \
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((MOD) == SECOND_ALARM) || \
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((MOD) == ALL_ALARM))
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#define Day_intf 0x00400000
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#define Hou_intf 0x00200000
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#define Min_intf 0x00100000
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#define Sec_intf 0x00080000
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#define Ala_intf 0x00040000
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#define CLK_1KHz_intf 0x00020000
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#define CLK_32KHz_intf 0x00010000
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typedef struct _tm{
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// date and time components
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UINT16 day;
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UINT8 hour;
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UINT8 minute;
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UINT8 second;
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}tm;
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extern UINT32 g_rtc_int_sta;
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/*******************************************************************************
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* Function Name : RTC_ISR
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* Description : RTC中断处理
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* Input : None
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*
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* Output : None
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* Return : None
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******************************************************************************/
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extern void RTC_ISR(void);
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/*******************************************************************************
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* Function Name : RTC_Init
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* Description : RTC初始化
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* Input : None
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*
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* Output : None
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* Return : None
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******************************************************************************/
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extern void RTC_Init(UINT8 clk_sel);
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/*******************************************************************************
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* Function Name : RTC_SetTime
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* Description : 设置RTC初值
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* Input : - t：tm结构体
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* t->day:设置RTC的day值
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* t->hour:设置RTC的hour值
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* t->minute:设置RTC的minute值
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* t->second:设置RTC的second值
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*
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* Output : None
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* Return : None
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******************************************************************************/
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extern void RTC_SetTime(tm t);
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/*******************************************************************************
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* Function Name : RTC_SetAlarm
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* Description : 设置RTC初值
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* Input : - t：tm结构体，设置alarm计数器的值
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* - AlarmMod：alarm的模式
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* DAY_ALARM：day报警
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* HOUR_ALARM：hour报警
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* MINUTE_ALARM：minute报警
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* SECOND_ALARM：second报警
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* ALL_ALARM：day、hour、minute、second报警
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*
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* Output : None
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* Return : None
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******************************************************************************/
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extern void RTC_SetAlarm(tm t, UINT8 AlarmMod);
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/*******************************************************************************
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* Function Name : RTC_GetTime
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* Description : 读取RTC计数器值
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* Input : None
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*
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* Output : - t：tm结构体，
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* t->day:读取的RTC的day值
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* t->hour:读取的RTC的hour值
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* t->minute:读取的RTC的minute值
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* t->second:读取的RTC的second值
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* Return : None
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******************************************************************************/
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extern void RTC_GetTime(tm *t);
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#endif /* RTC_DRV_H_ */
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