RTC

宏定义
#define	RTC_CLOCK_MAX_NUM   4
#define	MS_PER_S   1000
#define	US_PER_MS   1000
#define	MAX_UINT32   0xFFFFFFFF
#define	MAX_UINT64   0xFFFFFFFFFFFFFFFFULL
#define	RTC_MAX_MS   (MAX_UINT32 / CONFIG_RTC_CLOCK_VALUE * MS_PER_S - 1)
#define	RTC_HW_MAX_MS   (MAX_UINT32 / CONFIG_RTC_CLOCK_VALUE * MS_PER_S - 1)
#define	RTC_1_CYCLE   1
#define	RTC_2_CYCLE   2
#define	RTC_COMPENSAT_1_CYCLE_BY_TCXO   (HAL_TCXO_TICKS_PER_SECOND / CONFIG_RTC_CLOCK_VALUE)
#define	RTC_COMPENSAT_2_CYCLE_BY_TCXO   (2 * HAL_TCXO_TICKS_PER_SECOND / CONFIG_RTC_CLOCK_VALUE)
#define	RTC_COMPENSAT_3_CYCLE_BY_TCXO   (3 * HAL_TCXO_TICKS_PER_SECOND / CONFIG_RTC_CLOCK_VALUE)

枚举
enum	rtc_index_t {   RTC_0 , RTC_1 , RTC_2 , RTC_3 ,   RTC_MAX_NUM = 4 }
	rtc索引的定义. 更多...

函数
uintptr_t	rtc_porting_comm_addr_get (void)
	获取硬件定时器公共寄存器的基地址。
uintptr_t	rtc_porting_base_addr_get (rtc_index_t index)
	获取指定rtc的基地址。
void	rtc_port_register_irq (rtc_index_t index, uint32_t id, uint16_t priority)
	rtc注册中断。
void	rtc_port_unregister_irq (rtc_index_t index, uint32_t id)
	rtc去注册中断。
void	rtc_porting_clock_value_update (uint32_t clock)
	更新RTC的时钟频率值,此值应和真实输入时钟频率保持一致
uint32_t	rtc_porting_clock_value_get (void)
	获取RTC时钟频率
uint64_t	rtc_porting_ms_2_cycle (uint32_t ms)
uint64_t	rtc_hw_porting_ms_2_cycle (uint64_t ms)
uint32_t	rtc_porting_cycle_2_us (uint64_t cycle)
uint64_t	rtc_porting_compensat_by_tcxo (uint64_t diff)

详细描述

Copyright (c) HiSilicon (Shanghai) Technologies Co., Ltd. 2023-2023. All rights reserved.

Description: Provides rtc port
History:
2023-03-02, Create file.

宏定义说明

MAX_UINT32

#define MAX_UINT32   0xFFFFFFFF

MAX_UINT64

#define MAX_UINT64   0xFFFFFFFFFFFFFFFFULL

MS_PER_S

#define MS_PER_S   1000

RTC_1_CYCLE

#define RTC_1_CYCLE   1

RTC_2_CYCLE

#define RTC_2_CYCLE   2

RTC_CLOCK_MAX_NUM

#define RTC_CLOCK_MAX_NUM   4

RTC_COMPENSAT_1_CYCLE_BY_TCXO

#define RTC_COMPENSAT_1_CYCLE_BY_TCXO   (HAL_TCXO_TICKS_PER_SECOND / CONFIG_RTC_CLOCK_VALUE)

RTC_COMPENSAT_2_CYCLE_BY_TCXO

#define RTC_COMPENSAT_2_CYCLE_BY_TCXO   (2 * HAL_TCXO_TICKS_PER_SECOND / CONFIG_RTC_CLOCK_VALUE)

RTC_COMPENSAT_3_CYCLE_BY_TCXO

#define RTC_COMPENSAT_3_CYCLE_BY_TCXO   (3 * HAL_TCXO_TICKS_PER_SECOND / CONFIG_RTC_CLOCK_VALUE)

RTC_HW_MAX_MS

#define RTC_HW_MAX_MS   (MAX_UINT32 / CONFIG_RTC_CLOCK_VALUE * MS_PER_S - 1)

RTC_MAX_MS

#define RTC_MAX_MS   (MAX_UINT32 / CONFIG_RTC_CLOCK_VALUE * MS_PER_S - 1)

US_PER_MS

#define US_PER_MS   1000

枚举类型说明

rtc_index_t

enum rtc_index_t

rtc索引的定义.

枚举值
RTC_0	RTC0 index.
RTC_1	RTC1 index.
RTC_2	RTC2 index.
RTC_3	RTC3 index.
RTC_MAX_NUM

函数说明

rtc_hw_porting_ms_2_cycle()

uint64_t rtc_hw_porting_ms_2_cycle

(

uint64_t

ms

)

rtc_port_register_irq()

void rtc_port_register_irq	(	rtc_index_t	index,
		uint32_t	id,
		uint16_t	priority
	)

rtc注册中断。

rtc_port_unregister_irq()

void rtc_port_unregister_irq	(	rtc_index_t	index,
		uint32_t	id
	)

rtc去注册中断。

rtc_porting_base_addr_get()

uintptr_t rtc_porting_base_addr_get

(

rtc_index_t

index

)

获取指定rtc的基地址。

rtc_porting_clock_value_get()

uint32_t rtc_porting_clock_value_get

(

void

)

获取RTC时钟频率

rtc_porting_clock_value_update()

void rtc_porting_clock_value_update

(

uint32_t

clock

)

更新RTC的时钟频率值,此值应和真实输入时钟频率保持一致

rtc_porting_comm_addr_get()

uintptr_t rtc_porting_comm_addr_get

(

void

)

获取硬件定时器公共寄存器的基地址。

rtc_porting_compensat_by_tcxo()

uint64_t rtc_porting_compensat_by_tcxo

(

uint64_t

diff

)

rtc_porting_cycle_2_us()

uint32_t rtc_porting_cycle_2_us

(

uint64_t

cycle

)

rtc_porting_ms_2_cycle()

uint64_t rtc_porting_ms_2_cycle

(

uint32_t

ms

)