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lpc17xx_gpdma.h
394 lines | 15.8 KiB | text/x-c | CLexer
/ lib / includes / lpc17XX-arm-none-eabi-gcc / lpc17xx_gpdma.h
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/***********************************************************************//**
* @file : lpc17xx_gpdma.h
* @brief : Contains all macro definitions and function prototypes
* support for GPDMA firmware library on LPC17xx
* @version : 1.0
* @date : 20. Apr. 2009
* @author : HieuNguyen
**************************************************************************
* Software that is described herein is for illustrative purposes only
* which provides customers with programming information regarding the
* products. This software is supplied "AS IS" without any warranties.
* NXP Semiconductors assumes no responsibility or liability for the
* use of the software, conveys no license or title under any patent,
* copyright, or mask work right to the product. NXP Semiconductors
* reserves the right to make changes in the software without
* notification. NXP Semiconductors also make no representation or
* warranty that such application will be suitable for the specified
* use without further testing or modification.
**************************************************************************/
/* Peripheral group ----------------------------------------------------------- */
/** @defgroup GPDMA
* @ingroup LPC1700CMSIS_FwLib_Drivers
* @{
*/
#ifndef LPC17XX_GPDMA_H_
#define LPC17XX_GPDMA_H_
/* Includes ------------------------------------------------------------------- */
#include "LPC17xx.h"
#include "lpc_types.h"
#ifdef __cplusplus
extern "C"
{
#endif
/* Private Macros ------------------------------------------------------------- */
/** @defgroup GPDMA_Private_Macros
* @{
*/
/** @defgroup DMA_REGISTER_BIT_DEFINITIONS
* @{
*/
/** Macros define for DMA interrupt */
/** DMA Interrupt Status register */
#define GPDMA_DMACIntStat_Ch(n) (((1UL<<n)&0xFF))
#define GPDMA_DMACIntStat_BITMASK ((0xFF))
/** DMA Interrupt Terminal Count Request Status register */
#define GPDMA_DMACIntTCStat_Ch(n) (((1UL<<n)&0xFF))
#define GPDMA_DMACIntTCStat_BITMASK ((0xFF))
/** DMA Interrupt Terminal Count Request Clear register */
#define GPDMA_DMACIntTCClear_Ch(n) (((1UL<<n)&0xFF))
#define GPDMA_DMACIntTCClear_BITMASK ((0xFF))
/** DMA Interrupt Error Status register */
#define GPDMA_DMACIntErrStat_Ch(n) (((1UL<<n)&0xFF))
#define GPDMA_DMACIntErrStat_BITMASK ((0xFF))
/** DMA Interrupt Error Clear register */
#define GPDMA_DMACIntErrClr_Ch(n) (((1UL<<n)&0xFF))
#define GPDMA_DMACIntErrClr_BITMASK ((0xFF))
/** DMA Raw Interrupt Terminal Count Status register */
#define GPDMA_DMACRawIntTCStat_Ch(n) (((1UL<<n)&0xFF))
#define GPDMA_DMACRawIntTCStat_BITMASK ((0xFF))
/** DMA Raw Error Interrupt Status register */
#define GPDMA_DMACRawIntErrStat_Ch(n) (((1UL<<n)&0xFF))
#define GPDMA_DMACRawIntErrStat_BITMASK ((0xFF))
/** DMA Enabled Channel register */
#define GPDMA_DMACEnbldChns_Ch(n) (((1UL<<n)&0xFF))
#define GPDMA_DMACEnbldChns_BITMASK ((0xFF))
/** Macro defines for DMA Software Burst Request register */
#define GPDMA_DMACSoftBReq_Src(n) (((1UL<<n)&0xFFFF))
#define GPDMA_DMACSoftBReq_BITMASK ((0xFFFF))
/** Macro defines for DMA Software Single Request register */
#define GPDMA_DMACSoftSReq_Src(n) (((1UL<<n)&0xFFFF))
#define GPDMA_DMACSoftSReq_BITMASK ((0xFFFF))
/** Macro defines for DMA Software Last Burst Request register */
#define GPDMA_DMACSoftLBReq_Src(n) (((1UL<<n)&0xFFFF))
#define GPDMA_DMACSoftLBReq_BITMASK ((0xFFFF))
/** Macro defines for DMA Software Last Single Request register */
#define GPDMA_DMACSoftLSReq_Src(n) (((1UL<<n)&0xFFFF))
#define GPDMA_DMACSoftLSReq_BITMASK ((0xFFFF))
/** DMA Configuration register bit description*/
#define GPDMA_DMACConfig_E ((0x01)) /**< DMA Controller enable*/
#define GPDMA_DMACConfig_M ((0x02)) /**< AHB Master endianness configuration*/
#define GPDMA_DMACConfig_BITMASK ((0x03))
/** Macro defines for DMA Synchronization register */
#define GPDMA_DMACSync_Src(n) (((1UL<<n)&0xFFFF))
#define GPDMA_DMACSync_BITMASK ((0xFFFF))
/** Macro defines for DMA Request Select register */
#define GPDMA_DMAReqSel_Input(n) (((1UL<<(n-8))&0xFF))
#define GPDMA_DMAReqSel_BITMASK ((0xFF))
/** DMA Channel Linked List Item registers bit mask*/
#define GPDMA_DMACCxLLI_BITMASK ((0xFFFFFFFC))
/** DMA channel control registers bit description */
#define GPDMA_DMACCxControl_TransferSize(n) (((n&0xFFF)<<0)) /**< Transfer size*/
#define GPDMA_DMACCxControl_SBSize(n) (((n&0x07)<<12)) /**< Source burst size*/
#define GPDMA_DMACCxControl_DBSize(n) (((n&0x07)<<15)) /**< Destination burst size*/
#define GPDMA_DMACCxControl_SWidth(n) (((n&0x07)<<18)) /**< Source transfer width*/
#define GPDMA_DMACCxControl_DWidth(n) (((n&0x07)<<21)) /**< Destination transfer width*/
#define GPDMA_DMACCxControl_SI ((1UL<<26)) /**< Source increment*/
#define GPDMA_DMACCxControl_DI ((1UL<<27)) /**< Destination increment*/
#define GPDMA_DMACCxControl_Prot1 ((1UL<<28)) /**< Indicates that the access is in user mode or privileged mode*/
#define GPDMA_DMACCxControl_Prot2 ((1UL<<29)) /**< Indicates that the access is bufferable or not bufferable*/
#define GPDMA_DMACCxControl_Prot3 ((1UL<<30)) /**< Indicates that the access is cacheable or not cacheable*/
#define GPDMA_DMACCxControl_I ((1UL<<31)) /**< Terminal count interrupt enable bit */
/** DMA channel control registers bit mask */
#define GPDMA_DMACCxControl_BITMASK ((0xFCFFFFFF))
/** DMA Channel Configuration registers bit description*/
#define GPDMA_DMACCxConfig_E ((1UL<<0)) /**< DMA control enable*/
#define GPDMA_DMACCxConfig_SrcPeripheral(n) (((n&0x1F)<<1)) /**< Source peripheral*/
#define GPDMA_DMACCxConfig_DestPeripheral(n) (((n&0x1F)<<6)) /**< Destination peripheral*/
#define GPDMA_DMACCxConfig_TransferType(n) (((n&0x7)<<11)) /**< This value indicates the type of transfer*/
#define GPDMA_DMACCxConfig_IE ((1UL<<14)) /**< Interrupt error mask*/
#define GPDMA_DMACCxConfig_ITC ((1UL<<15)) /**< Terminal count interrupt mask*/
#define GPDMA_DMACCxConfig_L ((1UL<<16)) /**< Lock*/
#define GPDMA_DMACCxConfig_A ((1UL<<17)) /**< Active*/
#define GPDMA_DMACCxConfig_H ((1UL<<18)) /**< Halt*/
/** DMA Channel Configuration registers bit mask */
#define GPDMA_DMACCxConfig_BITMASK ((0x7FFFF))
/**
* @}
*/
/**
* @}
*/
/* Public Types --------------------------------------------------------------- */
/** @defgroup GPDMA_Public_Types
* @{
*/
/**
* @brief GPDMA Channel configuration structure type definition
*/
typedef struct {
uint32_t ChannelNum; /**< DMA channel number, should be in
range from 0 to 7.
Note: DMA channel 0 has the highest priority
and DMA channel 7 the lowest priority.
*/
uint32_t TransferSize; /**< Length/Size of transfer */
uint32_t TransferWidth; /**< Transfer width - used for TransferType is GPDMA_TRANSFERTYPE_M2M only */
uint32_t SrcMemAddr; /**< Physical Source Address, used in case TransferType is chosen as
GPDMA_TRANSFERTYPE_M2M or GPDMA_TRANSFERTYPE_M2P */
uint32_t DstMemAddr; /**< Physical Destination Address, used in case TransferType is chosen as
GPDMA_TRANSFERTYPE_M2M or GPDMA_TRANSFERTYPE_P2M */
uint32_t TransferType; /**< Transfer Type, should be one of the following:
- GPDMA_TRANSFERTYPE_M2M: Memory to memory - DMA control
- GPDMA_TRANSFERTYPE_M2P: Memory to peripheral - DMA control
- GPDMA_TRANSFERTYPE_P2M: Peripheral to memory - DMA control
- GPDMA_TRANSFERTYPE_P2P: Source peripheral to destination peripheral - DMA control
*/
uint32_t SrcConn; /**< Peripheral Source Connection type, used in case TransferType is chosen as
GPDMA_TRANSFERTYPE_P2M or GPDMA_TRANSFERTYPE_P2P, should be one of
following:
- GPDMA_CONN_SSP0_Tx: SSP0, Tx
- GPDMA_CONN_SSP0_Rx: SSP0, Rx
- GPDMA_CONN_SSP1_Tx: SSP1, Tx
- GPDMA_CONN_SSP1_Rx: SSP1, Rx
- GPDMA_CONN_ADC: ADC
- GPDMA_CONN_I2S_Channel_0: I2S Channel 0
- GPDMA_CONN_I2S_Channel_1: I2S Channel 1
- GPDMA_CONN_DAC: DAC
- GPDMA_CONN_UART0_Tx_MAT0_0: UART0 Tx / MAT0.0
- GPDMA_CONN_UART0_Rx_MAT0_1: UART0 Rx / MAT0.1
- GPDMA_CONN_UART1_Tx_MAT1_0: UART1 Tx / MAT1.0
- GPDMA_CONN_UART1_Rx_MAT1_1: UART1 Rx / MAT1.1
- GPDMA_CONN_UART2_Tx_MAT2_0: UART2 Tx / MAT2.0
- GPDMA_CONN_UART2_Rx_MAT2_1: UART2 Rx / MAT2.1
- GPDMA_CONN_UART3_Tx_MAT3_0: UART3 Tx / MAT3.0
- GPDMA_CONN_UART3_Rx_MAT3_1: UART3 Rx / MAT3.1
*/
uint32_t DstConn; /**< Peripheral Destination Connection type, used in case TransferType is chosen as
GPDMA_TRANSFERTYPE_M2P or GPDMA_TRANSFERTYPE_P2P, should be one of
following:
- GPDMA_CONN_SSP0_Tx: SSP0, Tx
- GPDMA_CONN_SSP0_Rx: SSP0, Rx
- GPDMA_CONN_SSP1_Tx: SSP1, Tx
- GPDMA_CONN_SSP1_Rx: SSP1, Rx
- GPDMA_CONN_ADC: ADC
- GPDMA_CONN_I2S_Channel_0: I2S Channel 0
- GPDMA_CONN_I2S_Channel_1: I2S Channel 1
- GPDMA_CONN_DAC: DAC
- GPDMA_CONN_UART0_Tx_MAT0_0: UART0 Tx / MAT0.0
- GPDMA_CONN_UART0_Rx_MAT0_1: UART0 Rx / MAT0.1
- GPDMA_CONN_UART1_Tx_MAT1_0: UART1 Tx / MAT1.0
- GPDMA_CONN_UART1_Rx_MAT1_1: UART1 Rx / MAT1.1
- GPDMA_CONN_UART2_Tx_MAT2_0: UART2 Tx / MAT2.0
- GPDMA_CONN_UART2_Rx_MAT2_1: UART2 Rx / MAT2.1
- GPDMA_CONN_UART3_Tx_MAT3_0: UART3 Tx / MAT3.0
- GPDMA_CONN_UART3_Rx_MAT3_1: UART3 Rx / MAT3.1
*/
uint32_t DMALLI; /**< Linker List Item structure data address
if there's no Linker List, set as '0'
*/
} GPDMA_Channel_CFG_Type;
/**
* @brief GPDMA Linker List Item structure type definition
*/
typedef struct {
uint32_t SrcAddr; /**< Source Address */
uint32_t DstAddr; /**< Destination address */
uint32_t NextLLI; /**< Next LLI address, otherwise set to '0' */
uint32_t Control; /**< GPDMA Control of this LLI */
} GPDMA_LLI_Type;
/** GPDMA call-back function type definitions */
typedef void (fnGPDMACbs_Type)(uint32_t channelStatus);
/**
* @}
*/
/* Public Macros -------------------------------------------------------------- */
/** @defgroup GPDMA_Public_Macros
* @{
*/
#define PARAM_GPDMA_CHANNEL(n) ((n>=0) && (n<=7))
/** DMA Connection number definitions */
#define GPDMA_CONN_SSP0_Tx ((0UL)) /**< SSP0 Tx */
#define GPDMA_CONN_SSP0_Rx ((1UL)) /**< SSP0 Rx */
#define GPDMA_CONN_SSP1_Tx ((2UL)) /**< SSP1 Tx */
#define GPDMA_CONN_SSP1_Rx ((3UL)) /**< SSP1 Rx */
#define GPDMA_CONN_ADC ((4UL)) /**< ADC */
#define GPDMA_CONN_I2S_Channel_0 ((5UL)) /**< I2S channel 0 */
#define GPDMA_CONN_I2S_Channel_1 ((6UL)) /**< I2S channel 1 */
#define GPDMA_CONN_DAC ((7UL)) /**< DAC */
#define GPDMA_CONN_UART0_Tx ((8UL)) /**< UART0 Tx */
#define GPDMA_CONN_UART0_Rx ((9UL)) /**< UART0 Rx */
#define GPDMA_CONN_UART1_Tx ((10UL)) /**< UART1 Tx */
#define GPDMA_CONN_UART1_Rx ((11UL)) /**< UART1 Rx */
#define GPDMA_CONN_UART2_Tx ((12UL)) /**< UART2 Tx */
#define GPDMA_CONN_UART2_Rx ((13UL)) /**< UART2 Rx */
#define GPDMA_CONN_UART3_Tx ((14UL)) /**< UART3 Tx */
#define GPDMA_CONN_UART3_Rx ((15UL)) /**< UART3 Rx */
#define GPDMA_CONN_MAT0_0 ((16UL)) /**< MAT0.0 */
#define GPDMA_CONN_MAT0_1 ((17UL)) /**< MAT0.1 */
#define GPDMA_CONN_MAT1_0 ((18UL)) /**< MAT1.0 */
#define GPDMA_CONN_MAT1_1 ((19UL)) /**< MAT1.1 */
#define GPDMA_CONN_MAT2_0 ((20UL)) /**< MAT2.0 */
#define GPDMA_CONN_MAT2_1 ((21UL)) /**< MAT2.1 */
#define GPDMA_CONN_MAT3_0 ((22UL)) /**< MAT3.0 */
#define GPDMA_CONN_MAT3_1 ((23UL)) /**< MAT3.1 */
#define PARAM_GPDMA_CONN(n) ((n==GPDMA_CONN_SSP0_Tx) || (n==GPDMA_CONN_SSP0_Rx) \
|| (n==GPDMA_CONN_SSP1_Tx) || (n==GPDMA_CONN_SSP1_Rx) \
|| (n==GPDMA_CONN_ADC) || (n==GPDMA_CONN_I2S_Channel_0) \
|| (n==GPDMA_CONN_I2S_Channel_1) || (n==GPDMA_CONN_DAC) \
|| (n==GPDMA_CONN_UART0_Tx) || (n==GPDMA_CONN_UART0_Rx) \
|| (n==GPDMA_CONN_UART1_Tx) || (n==GPDMA_CONN_UART1_Rx) \
|| (n==GPDMA_CONN_UART2_Tx) || (n==GPDMA_CONN_UART2_Rx) \
|| (n==GPDMA_CONN_UART3_Tx) || (n==GPDMA_CONN_UART3_Rx) \
|| (n==GPDMA_CONN_MAT0_0) || (n==GPDMA_CONN_MAT0_1) \
|| (n==GPDMA_CONN_MAT1_0) || (n==GPDMA_CONN_MAT1_1) \
|| (n==GPDMA_CONN_MAT2_0) || (n==GPDMA_CONN_MAT2_1) \
|| (n==GPDMA_CONN_MAT3_0) || (n==GPDMA_CONN_MAT3_1))
/** GPDMA Transfer type definitions */
#define GPDMA_TRANSFERTYPE_M2M ((0UL)) /**< Memory to memory - DMA control */
#define GPDMA_TRANSFERTYPE_M2P ((1UL)) /**< Memory to peripheral - DMA control */
#define GPDMA_TRANSFERTYPE_P2M ((2UL)) /**< Peripheral to memory - DMA control */
#define GPDMA_TRANSFERTYPE_P2P ((3UL)) /**< Source peripheral to destination peripheral - DMA control */
#define PARAM_GPDMA_TRANSFERTYPE(n) ((n==GPDMA_TRANSFERTYPE_M2M)||(n==GPDMA_TRANSFERTYPE_M2P) \
||(n==GPDMA_TRANSFERTYPE_P2M)||(n==GPDMA_TRANSFERTYPE_P2P))
/** Burst size in Source and Destination definitions */
#define GPDMA_BSIZE_1 ((0UL)) /**< Burst size = 1 */
#define GPDMA_BSIZE_4 ((1UL)) /**< Burst size = 4 */
#define GPDMA_BSIZE_8 ((2UL)) /**< Burst size = 8 */
#define GPDMA_BSIZE_16 ((3UL)) /**< Burst size = 16 */
#define GPDMA_BSIZE_32 ((4UL)) /**< Burst size = 32 */
#define GPDMA_BSIZE_64 ((5UL)) /**< Burst size = 64 */
#define GPDMA_BSIZE_128 ((6UL)) /**< Burst size = 128 */
#define GPDMA_BSIZE_256 ((7UL)) /**< Burst size = 256 */
#define PARAM_GPDMA_BSIZE(n) ((n==GPDMA_BSIZE_1) || (n==GPDMA_BSIZE_4) \
|| (n==GPDMA_BSIZE_8) || (n==GPDMA_BSIZE_16) \
|| (n==GPDMA_BSIZE_32) || (n==GPDMA_BSIZE_64) \
|| (n==GPDMA_BSIZE_128) || (n==GPDMA_BSIZE_256))
/** Width in Source transfer width and Destination transfer width definitions */
#define GPDMA_WIDTH_BYTE ((0UL)) /**< Width = 1 byte */
#define GPDMA_WIDTH_HALFWORD ((1UL)) /**< Width = 2 bytes */
#define GPDMA_WIDTH_WORD ((2UL)) /**< Width = 4 bytes */
#define PARAM_GPDMA_WIDTH(n) ((n==GPDMA_WIDTH_BYTE) || (n==GPDMA_WIDTH_HALFWORD) \
|| (n==GPDMA_WIDTH_WORD))
/** DMA Request Select Mode definitions */
#define GPDMA_REQSEL_UART ((0UL)) /**< UART TX/RX is selected */
#define GPDMA_REQSEL_TIMER ((1UL)) /**< Timer match is selected */
#define PARAM_GPDMA_REQSEL(n) ((n==GPDMA_REQSEL_UART) || (n==GPDMA_REQSEL_TIMER))
/** GPDMA Status type definitions */
/** GPDMA Interrupt Status */
#define GPDMA_STAT_INT ((0UL))
/** GPDMA Interrupt Terminal Count Request Status */
#define GPDMA_STAT_INTTC ((1UL))
/** GPDMA Interrupt Error Status */
#define GPDMA_STAT_INTERR ((2UL))
/** GPDMA Raw Interrupt Terminal Count Status */
#define GPDMA_STAT_RAWINTTC ((3UL))
/** GPDMA Raw Error Interrupt Status */
#define GPDMA_STAT_RAWINTERR ((4UL))
/** DMA Enabled Channel Status */
#define GPDMA_STAT_ENABLED_CH ((5UL))
#define PARAM_GPDMA_STAT(n) ((n==GPDMA_STAT_INT) || (n==GPDMA_STAT_INTTC) \
|| (n==GPDMA_STAT_INTERR) || (n==GPDMA_STAT_RAWINTTC) \
|| (n==GPDMA_STAT_RAWINTERR) || (n==GPDMA_STAT_ENABLED_CH))
/** GPDMA status type definition that can be clear */
/** GPDMA Interrupt Terminal Count Request Clear */
#define GPDMA_STATCLR_INTTC ((0UL))
/** GPDMA Interrupt Error Clear */
#define GPDMA_STATCLR_INTERR ((1UL))
#define GPDMA_STATCLR(n) ((n==GPDMA_STATCLR_INTTC) || (n==GPDMA_STATCLR_INTERR))
/**
* @}
*/
/* Public Functions ----------------------------------------------------------- */
/** @defgroup GPDMA_Public_Functions
* @{
*/
void GPDMA_Init(void);
Status GPDMA_Setup(GPDMA_Channel_CFG_Type *GPDMAChannelConfig, fnGPDMACbs_Type *pfnGPDMACbs);
void GPDMA_ChannelCmd(uint8_t channelNum, FunctionalState NewState);
void GPDMA_IntHandler(void);
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* LPC17XX_GPDMA_H_ */
/**
* @}
*/
/* --------------------------------- End Of File ------------------------------ */