301 lines
13 KiB
C
301 lines
13 KiB
C
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/**************************************************************************//**
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* @file pdma.h
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* @version V1.00
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* $Revision: 15 $
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* $Date: 15/08/11 10:26a $
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* @brief M451 series PDMA driver header file
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*
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* @note
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* Copyright (C) 2014~2015 Nuvoton Technology Corp. All rights reserved.
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*****************************************************************************/
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#ifndef __PDMA_H__
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#define __PDMA_H__
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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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/** @addtogroup Standard_Driver Standard Driver
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@{
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*/
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/** @addtogroup PDMA_Driver PDMA Driver
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@{
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*/
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/** @addtogroup PDMA_EXPORTED_CONSTANTS PDMA Exported Constants
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@{
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*/
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#define PDMA_CH_MAX 12 /*!< Specify Maximum Channels of PDMA \hideinitializer */
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/*---------------------------------------------------------------------------------------------------------*/
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/* Operation Mode Constant Definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define PDMA_OP_STOP 0x00000000UL /*!<DMA Stop Mode \hideinitializer */
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#define PDMA_OP_BASIC 0x00000001UL /*!<DMA Basic Mode \hideinitializer */
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#define PDMA_OP_SCATTER 0x00000002UL /*!<DMA Scatter-gather Mode \hideinitializer */
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/*---------------------------------------------------------------------------------------------------------*/
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/* Data Width Constant Definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define PDMA_WIDTH_8 0x00000000UL /*!<DMA Transfer Width 8-bit \hideinitializer */
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#define PDMA_WIDTH_16 0x00001000UL /*!<DMA Transfer Width 16-bit \hideinitializer */
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#define PDMA_WIDTH_32 0x00002000UL /*!<DMA Transfer Width 32-bit \hideinitializer */
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/*---------------------------------------------------------------------------------------------------------*/
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/* Address Attribute Constant Definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define PDMA_SAR_INC 0x00000000UL /*!<DMA SAR increment \hideinitializer */
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#define PDMA_SAR_FIX 0x00000300UL /*!<DMA SAR fix address \hideinitializer */
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#define PDMA_DAR_INC 0x00000000UL /*!<DMA DAR increment \hideinitializer */
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#define PDMA_DAR_FIX 0x00000C00UL /*!<DMA DAR fix address \hideinitializer */
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/*---------------------------------------------------------------------------------------------------------*/
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/* Burst Mode Constant Definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define PDMA_REQ_SINGLE 0x00000004UL /*!<DMA Single Request \hideinitializer */
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#define PDMA_REQ_BURST 0x00000000UL /*!<DMA Burst Request \hideinitializer */
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#define PDMA_BURST_128 0x00000000UL /*!<DMA Burst 128 Transfers \hideinitializer */
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#define PDMA_BURST_64 0x00000010UL /*!<DMA Burst 64 Transfers \hideinitializer */
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#define PDMA_BURST_32 0x00000020UL /*!<DMA Burst 32 Transfers \hideinitializer */
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#define PDMA_BURST_16 0x00000030UL /*!<DMA Burst 16 Transfers \hideinitializer */
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#define PDMA_BURST_8 0x00000040UL /*!<DMA Burst 8 Transfers \hideinitializer */
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#define PDMA_BURST_4 0x00000050UL /*!<DMA Burst 4 Transfers \hideinitializer */
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#define PDMA_BURST_2 0x00000060UL /*!<DMA Burst 2 Transfers \hideinitializer */
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#define PDMA_BURST_1 0x00000070UL /*!<DMA Burst 1 Transfers \hideinitializer */
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/*---------------------------------------------------------------------------------------------------------*/
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/* Peripheral Transfer Mode Constant Definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define PDMA_SPI0_TX 0x00000001UL /*!<DMA Connect to SPI1 TX \hideinitializer */
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#define PDMA_SPI1_TX 0x00000002UL /*!<DMA Connect to SPI2 TX \hideinitializer */
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#define PDMA_SPI2_TX 0x00000003UL /*!<DMA Connect to SPI3 TX \hideinitializer */
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#define PDMA_UART0_TX 0x00000004UL /*!<DMA Connect to UART0 TX \hideinitializer */
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#define PDMA_UART1_TX 0x00000005UL /*!<DMA Connect to UART1 TX \hideinitializer */
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#define PDMA_UART2_TX 0x00000006UL /*!<DMA Connect to UART2 TX \hideinitializer */
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#define PDMA_UART3_TX 0x00000007UL /*!<DMA Connect to UART3 TX \hideinitializer */
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#define PDMA_DAC_TX 0x00000008UL /*!<DMA Connect to DAC TX \hideinitializer */
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#define PDMA_ADC_RX 0x00000009UL /*!<DMA Connect to ADC RX \hideinitializer */
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#define PDMA_PWM0_P1_RX 0x0000000BUL /*!<DMA Connect to PWM0 P1 RX \hideinitializer */
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#define PDMA_PWM0_P2_RX 0x0000000CUL /*!<DMA Connect to PWM0 P2 RX \hideinitializer */
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#define PDMA_PWM0_P3_RX 0x0000000DUL /*!<DMA Connect to PWM0 P3 RX \hideinitializer */
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#define PDMA_PWM1_P1_RX 0x0000000EUL /*!<DMA Connect to PWM1 P1 RX \hideinitializer */
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#define PDMA_PWM1_P2_RX 0x0000000FUL /*!<DMA Connect to PWM1 P2 RX \hideinitializer */
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#define PDMA_PWM1_P3_RX 0x00000010UL /*!<DMA Connect to PWM1 P3 RX \hideinitializer */
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#define PDMA_SPI0_RX 0x00000011UL /*!<DMA Connect to SPI0 RX \hideinitializer */
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#define PDMA_SPI1_RX 0x00000012UL /*!<DMA Connect to SPI1 RX \hideinitializer */
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#define PDMA_SPI2_RX 0x00000013UL /*!<DMA Connect to SPI2 RX \hideinitializer */
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#define PDMA_UART0_RX 0x00000014UL /*!<DMA Connect to UART0 RX \hideinitializer */
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#define PDMA_UART1_RX 0x00000015UL /*!<DMA Connect to UART1 RX \hideinitializer */
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#define PDMA_UART2_RX 0x00000016UL /*!<DMA Connect to UART2 RX \hideinitializer */
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#define PDMA_UART3_RX 0x00000017UL /*!<DMA Connect to UART3 RX \hideinitializer */
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#define PDMA_MEM 0x0000001FUL /*!<DMA Connect to Memory \hideinitializer */
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/*---------------------------------------------------------------------------------------------------------*/
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/* Interrupt Type Constant Definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define PDMA_INT_TRANS_DONE 0x00000000UL /*!<Transfer Done Interrupt \hideinitializer */
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#define PDMA_INT_TEMPTY 0x00000001UL /*!<Table Empty Interrupt \hideinitializer */
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#define PDMA_INT_TIMEOUT 0x00000002UL /*!<Timeout Interrupt(M45xD/M45xC Only) \hideinitializer */
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/*@}*/ /* end of group PDMA_EXPORTED_CONSTANTS */
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/** @addtogroup PDMA_EXPORTED_FUNCTIONS PDMA Exported Functions
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@{
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*/
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/**
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* @brief Get PDMA Interrupt Status
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*
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* @param[in] None
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*
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* @return None
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*
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* @details This macro gets the interrupt status.
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*/
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#define PDMA_GET_INT_STATUS() ((uint32_t)(PDMA->INTSTS))
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/**
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* @brief Get Transfer Done Interrupt Status
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*
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* @param[in] None
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*
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* @return None
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*
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* @details Get the transfer done Interrupt status.
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*/
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#define PDMA_GET_TD_STS() ((uint32_t)(PDMA->TDSTS))
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/**
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* @brief Clear Transfer Done Interrupt Status
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*
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* @param[in] u32Mask The channel mask
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*
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* @return None
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*
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* @details Clear the transfer done Interrupt status.
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*/
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#define PDMA_CLR_TD_FLAG(u32Mask) ((uint32_t)(PDMA->TDSTS = (u32Mask)))
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/**
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* @brief Get Target Abort Interrupt Status
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*
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* @param[in] None
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*
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* @return None
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*
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* @details Get the target abort Interrupt status.
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*/
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#define PDMA_GET_ABORT_STS() ((uint32_t)(PDMA->ABTSTS))
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/**
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* @brief Clear Target Abort Interrupt Status
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*
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* @param[in] u32Mask The channel mask
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*
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* @return None
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*
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* @details Clear the target abort Interrupt status.
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*/
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#define PDMA_CLR_ABORT_FLAG(u32Mask) ((uint32_t)(PDMA->ABTSTS = (u32Mask)))
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/**
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* @brief Get Scatter-Gather Table Empty Interrupt Status
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*
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* @param[in] None
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*
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* @return None
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*
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* @details Get the scatter-gather table empty Interrupt status.
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*/
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#define PDMA_GET_EMPTY_STS() ((uint32_t)(PDMA->SCATSTS))
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/**
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* @brief Clear Scatter-Gather Table Empty Interrupt Status
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*
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* @param[in] u32Mask The channel mask
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*
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* @return None
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*
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* @details Clear the scatter-gather table empty Interrupt status.
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*/
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#define PDMA_CLR_EMPTY_FLAG(u32Mask) ((uint32_t)(PDMA->SCATSTS = (u32Mask)))
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/**
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* @brief Clear Timeout Interrupt Status
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*
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* @param[in] u32Ch The selected channel
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*
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* @return None
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*
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* @details Clear the selected channel timeout interrupt status.
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* @note This function is only supported in M45xD/M45xC.
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*/
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#define PDMA_CLR_TMOUT_FLAG(u32Ch) ((uint32_t)(PDMA->INTSTS = (1 << ((u32Ch) + 8))))
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/**
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* @brief Check Channel Status
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*
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* @param[in] u32Ch The selected channel
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*
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* @retval 0 Idle state
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* @retval 1 Busy state
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*
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* @details Check the selected channel is busy or not.
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*/
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#define PDMA_IS_CH_BUSY(u32Ch) ((uint32_t)(PDMA->TRGSTS & (1 << (u32Ch)))? 1 : 0)
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/**
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* @brief Set Source Address
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*
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* @param[in] u32Ch The selected channel
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* @param[in] u32Addr The selected address
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*
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* @return None
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*
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* @details This macro set the selected channel source address.
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*/
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#define PDMA_SET_SRC_ADDR(u32Ch, u32Addr) ((uint32_t)(PDMA->DSCT[(u32Ch)].SA = (u32Addr)))
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/**
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* @brief Set Destination Address
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*
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* @param[in] u32Ch The selected channel
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* @param[in] u32Addr The selected address
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*
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* @return None
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*
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* @details This macro set the selected channel destination address.
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*/
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#define PDMA_SET_DST_ADDR(u32Ch, u32Addr) ((uint32_t)(PDMA->DSCT[(u32Ch)].DA = (u32Addr)))
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/**
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* @brief Set Transfer Count
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*
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* @param[in] u32Ch The selected channel
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* @param[in] u32TransCount Transfer Count
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*
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* @return None
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*
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* @details This macro set the selected channel transfer count.
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*/
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#define PDMA_SET_TRANS_CNT(u32Ch, u32TransCount) ((uint32_t)(PDMA->DSCT[(u32Ch)].CTL=(PDMA->DSCT[(u32Ch)].CTL&~PDMA_DSCT_CTL_TXCNT_Msk)|((u32TransCount-1) << PDMA_DSCT_CTL_TXCNT_Pos)))
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/**
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* @brief Set Scatter-gather descriptor Address
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*
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* @param[in] u32Ch The selected channel
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* @param[in] u32Addr The descriptor address
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*
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* @return None
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*
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* @details This macro set the selected channel scatter-gather descriptor address.
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*/
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#define PDMA_SET_SCATTER_DESC(u32Ch, u32Addr) ((uint32_t)(PDMA->DSCT[(u32Ch)].NEXT = (u32Addr) - (PDMA->SCATBA)))
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/**
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* @brief Stop the channel
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*
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* @param[in] u32Ch The selected channel
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*
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* @return None
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*
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* @details This macro stop the selected channel.
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*/
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#define PDMA_STOP(u32Ch) ((uint32_t)(PDMA->STOP = (1 << (u32Ch))))
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/*---------------------------------------------------------------------------------------------------------*/
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/* Define PWM functions prototype */
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/*---------------------------------------------------------------------------------------------------------*/
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void PDMA_Open(uint32_t u32Mask);
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void PDMA_Close(void);
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void PDMA_SetTransferCnt(uint32_t u32Ch, uint32_t u32Width, uint32_t u32TransCount);
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void PDMA_SetTransferAddr(uint32_t u32Ch, uint32_t u32SrcAddr, uint32_t u32SrcCtrl, uint32_t u32DstAddr, uint32_t u32DstCtrl);
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void PDMA_SetTransferMode(uint32_t u32Ch, uint32_t u32Peripheral, uint32_t u32ScatterEn, uint32_t u32DescAddr);
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void PDMA_SetBurstType(uint32_t u32Ch, uint32_t u32BurstType, uint32_t u32BurstSize);
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void PDMA_EnableTimeout(uint32_t u32Mask);
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void PDMA_DisableTimeout(uint32_t u32Mask);
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void PDMA_SetTimeOut(uint32_t u32Ch, uint32_t u32OnOff, uint32_t u32TimeOutCnt);
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void PDMA_Trigger(uint32_t u32Ch);
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void PDMA_EnableInt(uint32_t u32Ch, uint32_t u32Mask);
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void PDMA_DisableInt(uint32_t u32Ch, uint32_t u32Mask);
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/*@}*/ /* end of group PDMA_EXPORTED_FUNCTIONS */
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/*@}*/ /* end of group PDMA_Driver */
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/*@}*/ /* end of group Standard_Driver */
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#ifdef __cplusplus
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}
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#endif
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#endif //__PDMA_H__
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/*** (C) COPYRIGHT 2014~2015 Nuvoton Technology Corp. ***/
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