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/******************************************************************************
*Copyright(C)2017, Huada Semiconductor Co.,Ltd All rights reserved.
*
* This software is owned and published by:
* Huada Semiconductor Co.,Ltd("HDSC").
*
* BY DOWNLOADING, INSTALLING OR USING THIS SOFTWARE, YOU AGREE TO BE BOUND
* BY ALL THE TERMS AND CONDITIONS OF THIS AGREEMENT.
*
* This software contains source code for use with HDSC
* components. This software is licensed by HDSC to be adapted only
* for use in systems utilizing HDSC components. HDSC shall not be
* responsible for misuse or illegal use of this software for devices not
* supported herein. HDSC is providing this software "AS IS" and will
* not be responsible for issues arising from incorrect user implementation
* of the software.
*
* Disclaimer:
* HDSC MAKES NO WARRANTY, EXPRESS OR IMPLIED, ARISING BY LAW OR OTHERWISE,
* REGARDING THE SOFTWARE (INCLUDING ANY ACOOMPANYING WRITTEN MATERIALS),
* ITS PERFORMANCE OR SUITABILITY FOR YOUR INTENDED USE, INCLUDING,
* WITHOUT LIMITATION, THE IMPLIED WARRANTY OF MERCHANTABILITY, THE IMPLIED
* WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE OR USE, AND THE IMPLIED
* WARRANTY OF NONINFRINGEMENT.
* HDSC SHALL HAVE NO LIABILITY (WHETHER IN CONTRACT, WARRANTY, TORT,
* NEGLIGENCE OR OTHERWISE) FOR ANY DAMAGES WHATSOEVER (INCLUDING, WITHOUT
* LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS, BUSINESS INTERRUPTION,
* LOSS OF BUSINESS INFORMATION, OR OTHER PECUNIARY LOSS) ARISING FROM USE OR
* INABILITY TO USE THE SOFTWARE, INCLUDING, WITHOUT LIMITATION, ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL OR CONSEQUENTIAL DAMAGES OR LOSS OF DATA,
* SAVINGS OR PROFITS,
* EVEN IF Disclaimer HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
* YOU ASSUME ALL RESPONSIBILITIES FOR SELECTION OF THE SOFTWARE TO ACHIEVE YOUR
* INTENDED RESULTS, AND FOR THE INSTALLATION OF, USE OF, AND RESULTS OBTAINED
* FROM, THE SOFTWARE.
*
* This software may be replicated in part or whole for the licensed use,
* with the restriction that this Disclaimer and Copyright notice must be
* included with each copy of this software, whether used in part or whole,
* at all times.
*/
/** \file lpm.c
**
** Common API of lpm.
** @link LpmGroup Some description @endlink
**
** - 2017-06-06
**
******************************************************************************/
/*******************************************************************************
* Include files
******************************************************************************/
#include "lpm.h"
/**
*******************************************************************************
** \addtogroup LpmGroup
******************************************************************************/
//@{
/*******************************************************************************
* Local pre-processor symbols/macros ('#define')
******************************************************************************/
/*******************************************************************************
* Global variable definitions (declared in header file with 'extern')
******************************************************************************/
#define IS_VALID_SEVONPEND(x) (SevPndDisable == (x) ||\
SevPndEnable == (x))
#define IS_VALID_SLEEPDEEP(x) (SlpDpDisable == (x) ||\
SlpDpEnable == (x))
#define IS_VALID_SLEEPONEXIT(x) (SlpExtDisable == (x) ||\
SlpExtEnable == (x))
/*******************************************************************************
* Local type definitions ('typedef')
******************************************************************************/
/*******************************************************************************
* Local variable definitions ('static')
******************************************************************************/
/*******************************************************************************
* Local function prototypes ('static')
******************************************************************************/
/*******************************************************************************
* Function implementation - global ('extern') and local ('static')
******************************************************************************/
/**
*****************************************************************************
** \brief 低功耗模式配置
**
**
** \param [in] pstcConfig 低功耗模式配置结构体指针
**
** \retval Ok or Error
*****************************************************************************/
en_result_t Lpm_Config(stc_lpm_config_t* pstcConfig)
{
en_result_t enResult = Error;
ASSERT(IS_VALID_SEVONPEND(pstcConfig->enSEVONPEND));
ASSERT(IS_VALID_SLEEPDEEP(pstcConfig->enSLEEPDEEP));
ASSERT(IS_VALID_SLEEPONEXIT(pstcConfig->enSLEEPONEXIT));
SCB->SCR = pstcConfig->enSEVONPEND ? (SCB->SCR | SCB_SCR_SEVONPEND_Msk) : (SCB->SCR & ~SCB_SCR_SEVONPEND_Msk);
SCB->SCR = pstcConfig->enSLEEPDEEP ? (SCB->SCR | SCB_SCR_SLEEPDEEP_Msk) : (SCB->SCR & ~SCB_SCR_SLEEPDEEP_Msk);
SCB->SCR = pstcConfig->enSLEEPONEXIT ? (SCB->SCR | SCB_SCR_SLEEPONEXIT_Msk) : (SCB->SCR & ~SCB_SCR_SLEEPONEXIT_Msk);
enResult = Ok;
return enResult;
}
/**
*****************************************************************************
** \brief 进入睡眠模式
**
**
**
** \retval NULL
*****************************************************************************/
void Lpm_GotoLpmMode(void)
{
__WFI();
}
//@} // LpmGroup
/*******************************************************************************
* EOF (not truncated)
******************************************************************************/
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