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/*****************************************************************************
* Copyright (C) 2016, 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 dma.h
**
** A detailed description is available at
** @link DmacGroup Dmac description @endlink
**
** - 2018-03-09 1.0 Hongjh First version for Device Driver Library of Dmac.
**
******************************************************************************/
#ifndef __DMAC_H__
#define __DMAC_H__
/*******************************************************************************
* Include files
******************************************************************************/
#include "ddl.h"
/* C binding of definitions if building with C++ compiler */
#ifdef __cplusplus
extern "C"
{
#endif
/**
*******************************************************************************
** \defgroup DmacGroup Direct Memory Access Control(DMAC)
**
******************************************************************************/
//@{
/*******************************************************************************
* Global type definitions ('typedef')
******************************************************************************/
/**
*******************************************************************************
** \brief DMA 通道
**
******************************************************************************/
typedef enum en_dma_channel
{
DmaCh0 = 0x00, ///< DMA 通道0
DmaCh1 = 0x04, ///< DMA 通道1
} en_dma_channel_t;
/**
*******************************************************************************
** \brief DMA 优先级
**
******************************************************************************/
typedef enum en_dma_priority
{
DmaMskPriorityFix = 0x00000000, ///< DMA 各通道优先级固定 (CH0>CH1)
DmaMskPriorityLoop = 0x10000000, ///< DMA 各通道优先级采用轮询方式
} en_dma_priority_t;
/**
*******************************************************************************
** \brief DMA 传输数据宽度
**
******************************************************************************/
typedef enum en_dma_transfer_width
{
DmaMsk8Bit = 0x00000000, ///< 8 bit 字节传输
DmaMsk16Bit = 0x04000000, ///< 16 bit 半字传输
DmaMsk32Bit = 0x08000000 ///< 32 bit 字传输
} en_dma_transfer_width_t;
/**
*******************************************************************************
** \brief DMA 传输模式：块(Block)传输或者突发(Burst)传输
**
******************************************************************************/
typedef enum en_dma_transfer_mode
{
DmaMskBlock = 0x00000000, ///< 块(Block)传输
DmaMskBurst = 0x10000000, ///< 突发(Burst)传输
} en_dma_transfer_mode_t;
/**
*******************************************************************************
** \brief DMA传输当前状态
**
******************************************************************************/
typedef enum en_dma_stat
{
DmaDefault = 0U, ///< 初始值
DmaAddOverflow = 1U, ///< 传输错误引起中止（地址溢出）
DmaHALT = 2U, ///< 传输停止请求引起中止（外设停止请求引起的停止或者EB/DE位引起的禁止传输）
DmaAccSCRErr = 3U, ///< 传输错误引起中止（传输源地址访问错误）
DmaAccDestErr = 4U, ///< 传输错误引起中止（传输目的地址访问错误）
DmaTransferComplete = 5U, ///< 成功传输完成
DmaTransferPause = 7U, ///< 传输暂停
} en_dma_stat_t;
/**
*******************************************************************************
** \brief DMA源地址控制模式：自增或固定
**
******************************************************************************/
typedef enum en_src_address_mode
{
DmaMskSrcAddrInc = 0x00000000, ///< 地址自增
DmaMskSrcAddrFix = 0x02000000, ///< 地址固定
} en_src_address_mode_t;
/**
*******************************************************************************
** \brief DMA目的地址控制模式：自增或固定
**
******************************************************************************/
typedef enum en_dst_address_mode
{
DmaMskDstAddrInc = 0x00000000, ///< 地址自增
DmaMskDstAddrFix = 0x01000000, ///< 地址固定
} en_dst_address_mode_t;
/**
*******************************************************************************
** \brief DMA CONFA:BC[3:0]和CONFA:TC[15:0]的重载功能
**
******************************************************************************/
typedef enum en_bc_tc_reload_mode
{
DmaMskBcTcReloadDisable = 0x00000000, ///< 禁止重载
DmaMskBcTcReloadEnable = 0x00800000, ///< 使能重载
} en_bc_tc_reload_mode_t;
/**
*******************************************************************************
** \brief DMA源地址重载功能：使能或禁止
**
******************************************************************************/
typedef enum en_src_address_reload_mode
{
DmaMskSrcAddrReloadDisable = 0x00000000, ///< 禁止DMA源地址重载
DmaMskSrcAddrReloadEnable = 0x00400000, ///< 使能DMA源地址重载
} en_src_address_reload_mode_t;
/**
*******************************************************************************
** \brief DMA目的地址重载功能：使能或禁止
**
******************************************************************************/
typedef enum en_dst_address_reload_mode
{
DmaMskDstAddrReloadDisable = 0x00000000, ///< 禁止DMA目的地址重载
DmaMskDstAddrReloadEnable = 0x00200000, ///< 使能DMA目的地址重载
} en_dst_address_reload_mode_t;
/**
*******************************************************************************
** \brief DMA 连续传输设置
**
******************************************************************************/
typedef enum en_dma_msk
{
DmaMskOneTransfer = 0x00000000, ///< 传输一次，DMAC传输完成时清除CONFA:ENS位
DmaMskContinuousTransfer = 0x00000001, ///< 连续传输，DMAC传输完成时不清除CONFA:ENS位
} en_dma_msk_t;
/**
*******************************************************************************
** \brief DMA 触发源选择
**
******************************************************************************/
typedef enum stc_dma_trig_sel
{
DmaSWTrig = 0U, ///< Select DMA software trig
DmaSPI0RXTrig = 64U, ///< Select DMA hardware trig 0
DmaSPI0TXTrig = 65U, ///< Select DMA hardware trig 1
DmaSPI1RXTrig = 66U, ///< Select DMA hardware trig 2
DmaSPI1TXTrig = 67U, ///< Select DMA hardware trig 3
DmaADCJQRTrig = 68U, ///< Select DMA hardware trig 4
DmaADCSQRTrig = 69U, ///< Select DMA hardware trig 5
DmaLCDTxTrig = 70U, ///< Select DMA hardware trig 6
DmaUart0RxTrig = 72U, ///< Select DMA hardware trig 8
DmaUart0TxTrig = 73U, ///< Select DMA hardware trig 9
DmaUart1RxTrig = 74U, ///< Select DMA hardware trig 10
DmaUart1TxTrig = 75U, ///< Select DMA hardware trig 11
DmaLpUart0RxTrig = 76U, ///< Select DMA hardware trig 12
DmaLpUart0TxTrig = 77U, ///< Select DMA hardware trig 13
DmaLpUart1RxTrig = 78U, ///< Select DMA hardware trig 14
DmaLpUart1TxTrig = 79U, ///< Select DMA hardware trig 15
DmaDAC0Trig = 80U, ///< Select DMA hardware trig 16
DmaDAC1Trig = 81U, ///< Select DMA hardware trig 17
DmaTIM0ATrig = 82U, ///< Select DMA hardware trig 18
DmaTIM0BTrig = 83U, ///< Select DMA hardware trig 19
DmaTIM1ATrig = 84U, ///< Select DMA hardware trig 20
DmaTIM1BTrig = 85U, ///< Select DMA hardware trig 21
DmaTIM2ATrig = 86U, ///< Select DMA hardware trig 22
DmaTIM2BTrig = 87U, ///< Select DMA hardware trig 23
DmaTIM3ATrig = 88U, ///< Select DMA hardware trig 24
DmaTIM3BTrig = 89U, ///< Select DMA hardware trig 25
DmaTIM4ATrig = 90U, ///< Select DMA hardware trig 26
DmaTIM4BTrig = 91U, ///< Select DMA hardware trig 27
DmaTIM5ATrig = 92U, ///< Select DMA hardware trig 28
DmaTIM5BTrig = 93U, ///< Select DMA hardware trig 29
DmaTIM6ATrig = 94U, ///< Select DMA hardware trig 30
DmaTIM6BTrig = 95U, ///< Select DMA hardware trig 31
DmaUart2RxTrig = 96U, ///< Select DMA hardware trig 32
DmaUart2TxTrig = 97U, ///< Select DMA hardware trig 33
DmaUart3RxTrig = 98U, ///< Select DMA hardware trig 34
DmaUart3TxTrig = 99U, ///< Select DMA hardware trig 35
DmaI2S0LeftTrig = 100U, ///< Select DMA hardware trig 36
DmaI2S0RightRrig = 101U, ///< Select DMA hardware trig 37
DmaI2S1LeftTrig = 102U, ///< Select DMA hardware trig 36
DmaI2S1RightRrig = 103U, ///< Select DMA hardware trig 37
}en_dma_trig_sel_t;
/**
*******************************************************************************
** \brief DMA通道初始化配置结构体
**
******************************************************************************/
typedef struct stc_dma_cfg
{
en_dma_transfer_mode_t enMode;
uint16_t u16BlockSize; ///< 块传输个数
uint16_t u16TransferCnt; ///< 传输块次数
en_dma_transfer_width_t enTransferWidth; ///< 传输数据字节宽度 具体参考枚举定义:en_dma_transfer_width_t
en_src_address_mode_t enSrcAddrMode; ///< DMA源地址控制模式：自增或固定
en_dst_address_mode_t enDstAddrMode; ///< DMA目的地址控制模式：自增或固定
en_src_address_reload_mode_t enSrcAddrReloadCtl; ///< 源地址重载 具体参考枚举定义:en_src_address_reload_mode_t
en_dst_address_reload_mode_t enDestAddrReloadCtl;///< 目的地址重载 具体参考枚举定义:en_dst_address_reload_mode_t
en_bc_tc_reload_mode_t enSrcBcTcReloadCtl; ///< Bc/Tc值重载功能 具体参考枚举定义:en_bc_tc_reload_mode_t
uint32_t u32SrcAddress; ///< 源地址>
uint32_t u32DstAddress; ///< 目的地址>
en_dma_msk_t enTransferMode; ///DMA 连续传输设置 具体参考枚举定义:en_dma_msk_t
en_dma_priority_t enPriority; ///DMA 优先级设定 具体参考枚举定义:en_dma_priority_t
en_dma_trig_sel_t enRequestNum; ///<DMA 触发源选择 具体参考枚举定义:en_dma_trig_sel_t
} stc_dma_cfg_t;
/*******************************************************************************
* Global pre-processor symbols/macros ('#define')
******************************************************************************/
/*******************************************************************************
* Global variable definitions ('extern')
******************************************************************************/
/*******************************************************************************
* Global function prototypes (definition in C source)
******************************************************************************/
///< 初始化DMAC通道
en_result_t Dma_InitChannel(en_dma_channel_t enCh, stc_dma_cfg_t* pstcCfg);
///< DMA模块使能函数，使能所有通道的操作，每个通道按照各自设置工作
void Dma_Enable(void);
///< DMA模块功能禁止函数，所有通道禁止工作.
void Dma_Disable(void);
///< 触发指定DMA通道软件传输功能.
void Dma_SwStart(en_dma_channel_t enCh);
///< 停止指定DMA通道软件传输功能.
void Dma_SwStop(en_dma_channel_t enCh);
///< 使能指定dma通道的（传输完成）中断.
void Dma_EnableChannelIrq(en_dma_channel_t enCh);
///< 禁用指定dma通道的（传输完成）中断.
void Dma_DisableChannelIrq(en_dma_channel_t enCh);
///< 使能指定dma通道的（传输错误）中断..
void Dma_EnableChannelErrIrq(en_dma_channel_t enCh);
///< 禁用指定dma通道的（传输错误）中断..
void Dma_DisableChannelErrIrq(en_dma_channel_t enCh);
///< 使能指定dma通道
void Dma_EnableChannel(en_dma_channel_t enCh);
///< 禁用指定dma通道
void Dma_DisableChannel(en_dma_channel_t enCh);
///< 设定指定通道的块(Block)尺寸
void Dma_SetBlockSize(en_dma_channel_t enCh, uint16_t u16BlkSize);
///< 设定指定通道块(Block)传输次数
void Dma_SetTransferCnt(en_dma_channel_t enCh, uint16_t u16TrnCnt);
///< 允许指定通道可连续传输，即DMAC在传输完成时不清除CONFA:ENS位.
void Dma_EnableContinusTranfer(en_dma_channel_t enCh);
///< 禁止指定通道连续传输，即DMAC在传输完成时清除.
void Dma_DisableContinusTranfer(en_dma_channel_t enCh);
///< 暂停所有dma通道.
void Dma_HaltTranfer(void);
///< 恢复（之前暂停的）所有dma通道.
void Dma_RecoverTranfer(void);
///< 暂停指定dma通道.
void Dma_PauseChannelTranfer(en_dma_channel_t enCh);
///< 恢复（之前暂定的）指定dma通道.
void Dma_RecoverChannelTranfer(en_dma_channel_t enCh);
///< 设定指定通道传输数据宽度.
void Dma_SetTransferWidth(en_dma_channel_t enCh, en_dma_transfer_width_t enWidth);
///< 设定dma通道优先级.
void Dma_SetChPriority(en_dma_priority_t enPrio);
///< 获取指定DMA通道的状态.
en_dma_stat_t Dma_GetStat(en_dma_channel_t enCh);
///< 清除指定DMA通道的状态值.
void Dma_ClrStat(en_dma_channel_t enCh);
///<设定指定通道源地址
void Dma_SetSourceAddress(en_dma_channel_t enCh, uint32_t u32Address);
///<设定指定通道目标地址.
void Dma_SetDestinationAddress(en_dma_channel_t enCh, uint32_t u32Address);
//@} // DmacGroup
#ifdef __cplusplus
}
#endif
#endif /* __DMAC_H__ */
/*******************************************************************************
* EOF (not truncated)
******************************************************************************/