159 lines
6.5 KiB
C
159 lines
6.5 KiB
C
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/*
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* Copyright (C) 2022-2024, Xiaohua Semiconductor Co., Ltd.
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2023-06-12 CDT first version
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*/
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#ifndef __DRV_PM_H__
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#define __DRV_PM_H__
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/*******************************************************************************
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* Include files
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******************************************************************************/
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#include <drv_config.h>
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/* C binding of definitions if building with C++ compiler */
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/*******************************************************************************
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* @defgroup sleep_mode_map
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* @brief The mapping of rtt pm sleep mode to hc32 low power mode
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* --------------------------------------------------
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* rtt pm sleep mode | hc32 low power mode
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* ------------------|-------------------------------
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* idle | sleep
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* deep | stop
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* standby | power down mode 1 or 2, selection @ref PM_SLEEP_STANDBY_CFG
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* shutdown mode | power down mode 3 or 4, selection @ref PM_SLEEP_SHUTDOWN_CFG
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******************************************************************************/
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/*******************************************************************************
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* Global type definitions ('typedef')
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******************************************************************************/
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typedef void (* run_mode_init_func)(uint8_t run_mode);
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/**
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* @brief run mode config @ref PM_RUN_MODE_CFG
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*/
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struct pm_run_mode_config
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{
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run_mode_init_func sys_clk_cfg;
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};
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/**
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* @brief sleep idle config @ref PM_SLEEP_IDLE_CFG
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*/
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struct pm_sleep_mode_idle_config
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{
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uint8_t pwc_sleep_type; /*!< WFI/WFE selection and SEVONPEND configuration
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@ref PWC_Sleep_Type */
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};
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/**
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* @brief sleep deep config @ref PM_SLEEP_DEEP_CFG
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*/
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struct pm_sleep_mode_deep_config
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{
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stc_pwc_stop_mode_config_t cfg;
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uint8_t pwc_stop_type; /*!< WFI/WFE selection and SEVONPEND configuration
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@ref PWC_Stop_Type */
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};
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/**
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* @brief sleep standby config @ref PM_SLEEP_STANDBY_CFG
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*/
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struct pm_sleep_mode_standby_config
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{
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stc_pwc_pd_mode_config_t cfg; /*!< cfg.u8Mode could only be PWC_PD_MD1 or PWC_PD_MD2,
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@ref PWC_PDMode_Sel, @ref sleep_mode_map */
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};
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/**
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* @brief sleep shutdown config @ref PM_SLEEP_SHUTDOWN_CFG
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*/
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struct pm_sleep_mode_shutdown_config
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{
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stc_pwc_pd_mode_config_t cfg; /*!< cfg.u8Mode could only be PWC_PD_MD3 or PWC_PD_MD4,
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@ref PWC_PDMode_Sel, @ref sleep_mode_map */
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};
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/*******************************************************************************
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* Global pre-processor symbols/macros ('#define')
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******************************************************************************/
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#if defined(HC32F4A0)
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#define PM_CHECK_EFM() ((EFM_GetStatus(EFM_FLAG_RDY) == SET) && (EFM_GetStatus(EFM_FLAG_RDY1) == SET))
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#elif defined(HC32F460)
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#define PM_CHECK_EFM() ((EFM_GetStatus(EFM_FLAG_RDY) == SET))
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#endif
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#define PM_CHECK_XTAL() ((CM_CMU->XTALSTDCR & CLK_XTALSTD_ON) == 0)
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#define PM_CHECK_DMA() \
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( (DMA_GetTransStatus(CM_DMA1, DMA_STAT_TRANS_DMA) == RESET) && \
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(DMA_GetTransStatus(CM_DMA2, DMA_STAT_TRANS_DMA) == RESET))
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#define PM_CHECK_SWDT() \
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( ((CM_ICG->ICG0 & ICG_SWDT_RST_START) != ICG_SWDT_RST_START) || \
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((CM_ICG->ICG0 & ICG_SWDT_LPM_CNT_STOP) == ICG_SWDT_LPM_CNT_STOP))
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#define PM_CHECK_PVD() \
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( ((CM_PWC->PVDCR1 & (PWC_PVDCR1_PVD1IRE | PWC_PVDCR1_PVD1IRS)) != (PWC_PVDCR1_PVD1IRE | PWC_PVDCR1_PVD1IRS)) && \
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((CM_PWC->PVDCR1 & (PWC_PVDCR1_PVD2IRE | PWC_PVDCR1_PVD2IRS)) != (PWC_PVDCR1_PVD2IRE | PWC_PVDCR1_PVD2IRS)))
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#define PM_SLEEP_SHUTDOWN_CHECK() \
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( PM_CHECK_EFM() && \
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PM_CHECK_XTAL() && \
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PM_CHECK_SWDT() && \
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PM_CHECK_PVD())
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#define PM_SLEEP_DEEP_CHECK() \
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( PM_CHECK_EFM() && \
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PM_CHECK_XTAL() && \
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PM_CHECK_DMA())
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/*
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* please make sure the state of the peripherals meet the requirements of entering the specified sleep mode,
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* otherwise system may not entering the right sleep mode or something unexpected may happen.
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* PM_SLEEP_CHECK is a demo of requirements and may not be comprehensive,
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* please refer user manual to know all the requirements in detail.
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*/
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#define PM_SLEEP_CHECK(mode) \
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( (mode == PM_SLEEP_MODE_STANDBY && PM_SLEEP_SHUTDOWN_CHECK()) || \
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( (mode == PM_SLEEP_MODE_SHUTDOWN && PM_SLEEP_SHUTDOWN_CHECK()) || \
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(mode == PM_SLEEP_MODE_DEEP && PM_SLEEP_DEEP_CHECK())|| \
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(mode <= PM_SLEEP_MODE_IDLE)))
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/**
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* @defgroup PWC_Sleep_Type PWC sleep mode type.
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* @{
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*/
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#ifndef PWC_SLEEP_WFI
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#define PWC_SLEEP_WFI (0x00U) /*!< Enter sleep mode by WFI, and wake-up by interrupt handle. */
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#endif
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#ifndef PWC_SLEEP_WFE_INT
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#define PWC_SLEEP_WFE_INT (0x01U) /*!< Enter sleep mode by WFE, and wake-up by interrupt request(SEVONPEND=1). */
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#endif
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#ifndef PWC_SLEEP_WFE_EVT
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#define PWC_SLEEP_WFE_EVT (0x02U) /*!< Enter sleep mode by WFE, and wake-up by event(SEVONPEND=0). */
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#endif
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/**
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* @}
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*/
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/*******************************************************************************
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* Global function prototypes (definition in C source)
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******************************************************************************/
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#ifdef __cplusplus
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}
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#endif
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#endif /* __DRV_PM_H__ */
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/*******************************************************************************
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* EOF (not truncated)
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******************************************************************************/
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