NUC472_NUC442_BSP V3.03.005
The Board Support Package for NUC472/NUC442
Macros | Functions
Collaboration diagram for PDMA Exported Functions:

Macros

#define PDMA_GET_INT_STATUS()
 Get PDMA Interrupt Status. More...
 
#define PDMA_GET_TD_STS()
 Get Transfer Done Interrupt Status. More...
 
#define PDMA_CLR_TD_FLAG(u32Mask)
 Clear Transfer Done Interrupt Status. More...
 
#define PDMA_GET_ABORT_STS()
 Get Target Abort Interrupt Status. More...
 
#define PDMA_CLR_ABORT_FLAG(u32Mask)
 Clear Target Abort Interrupt Status. More...
 
#define PDMA_GET_EMPTY_STS()
 Get Scatter-Gather Table Empty Interrupt Status. More...
 
#define PDMA_CLR_EMPTY_FLAG(u32Mask)
 Clear Scatter-Gather Table Empty Interrupt Status. More...
 
#define PDMA_IS_CH_BUSY(u32Ch)
 Check Channel Status. More...
 
#define PDMA_SET_SRC_ADDR(u32Ch, u32Addr)
 Set Source Address. More...
 
#define PDMA_SET_DST_ADDR(u32Ch, u32Addr)
 Set Destination Address. More...
 
#define PDMA_SET_TRANS_CNT(u32Ch, u32Count)
 Set Transfer Count. More...
 
#define PDMA_SET_SCATTER_DESC(u32Ch, u32Addr)
 Set Scatter-gather descriptor Address. More...
 
#define PDMA_STOP(u32Ch)
 Stop the channel. More...
 

Functions

void PDMA_Open (uint32_t u32Mask)
 PDMA Open. More...
 
void PDMA_Close (void)
 PDMA Close. More...
 
void PDMA_SetTransferCnt (uint32_t u32Ch, uint32_t u32Width, uint32_t u32TransCount)
 Set PDMA Transfer Count. More...
 
void PDMA_SetTransferAddr (uint32_t u32Ch, uint32_t u32SrcAddr, uint32_t u32SrcCtrl, uint32_t u32DstAddr, uint32_t u32DstCtrl)
 Set PDMA Transfer Address. More...
 
void PDMA_SetTransferMode (uint32_t u32Ch, uint32_t u32Peripheral, uint32_t u32ScatterEn, uint32_t u32DescAddr)
 Set PDMA Transfer Mode. More...
 
void PDMA_SetBurstType (uint32_t u32Ch, uint32_t u32BurstType, uint32_t u32BurstSize)
 Set PDMA Burst Type. More...
 
void PDMA_Trigger (uint32_t u32Ch)
 Trigger PDMA. More...
 
void PDMA_EnableInt (uint32_t u32Ch, uint32_t u32Mask)
 Enable Interrupt. More...
 
void PDMA_DisableInt (uint32_t u32Ch, uint32_t u32Mask)
 Disable Interrupt. More...
 

Detailed Description

Macro Definition Documentation

◆ PDMA_CLR_ABORT_FLAG

#define PDMA_CLR_ABORT_FLAG (   u32Mask)

Clear Target Abort Interrupt Status.

Parameters
[in]u32MaskThe channel mask
Returns
None

Clear the target abort Interrupt status.

Definition at line 165 of file pdma.h.

◆ PDMA_CLR_EMPTY_FLAG

#define PDMA_CLR_EMPTY_FLAG (   u32Mask)

Clear Scatter-Gather Table Empty Interrupt Status.

Parameters
[in]u32MaskThe channel mask
Returns
None

Clear the scatter-gather table empty Interrupt status.

Definition at line 189 of file pdma.h.

◆ PDMA_CLR_TD_FLAG

#define PDMA_CLR_TD_FLAG (   u32Mask)

Clear Transfer Done Interrupt Status.

Parameters
[in]u32MaskThe channel mask
Returns
None

Clear the transfer done Interrupt status.

Definition at line 141 of file pdma.h.

◆ PDMA_GET_ABORT_STS

#define PDMA_GET_ABORT_STS ( )

Get Target Abort Interrupt Status.

Parameters
[in]None
Returns
None

Get the target abort Interrupt status.

Definition at line 153 of file pdma.h.

◆ PDMA_GET_EMPTY_STS

#define PDMA_GET_EMPTY_STS ( )

Get Scatter-Gather Table Empty Interrupt Status.

Parameters
[in]None
Returns
None

Get the scatter-gather table empty Interrupt status.

Definition at line 177 of file pdma.h.

◆ PDMA_GET_INT_STATUS

#define PDMA_GET_INT_STATUS ( )

Get PDMA Interrupt Status.

Parameters
[in]None
Returns
None

This macro gets the interrupt status.

Definition at line 117 of file pdma.h.

◆ PDMA_GET_TD_STS

#define PDMA_GET_TD_STS ( )

Get Transfer Done Interrupt Status.

Parameters
[in]None
Returns
None

Get the transfer done Interrupt status.

Definition at line 129 of file pdma.h.

◆ PDMA_IS_CH_BUSY

#define PDMA_IS_CH_BUSY (   u32Ch)

Check Channel Status.

Parameters
[in]u32ChThe selected channel
Returns
0 = idle; 1 = busy

Check the selected channel is busy or not.

Definition at line 202 of file pdma.h.

◆ PDMA_SET_DST_ADDR

#define PDMA_SET_DST_ADDR (   u32Ch,
  u32Addr 
)

Set Destination Address.

Parameters
[in]u32ChThe selected channel
[in]u32AddrThe selected address
Returns
None

This macro set the selected channel destination address.

Definition at line 228 of file pdma.h.

◆ PDMA_SET_SCATTER_DESC

#define PDMA_SET_SCATTER_DESC (   u32Ch,
  u32Addr 
)

Set Scatter-gather descriptor Address.

Parameters
[in]u32ChThe selected channel
[in]u32AddrThe descriptor address
Returns
None

This macro set the selected channel scatter-gather descriptor address.

Definition at line 254 of file pdma.h.

◆ PDMA_SET_SRC_ADDR

#define PDMA_SET_SRC_ADDR (   u32Ch,
  u32Addr 
)

Set Source Address.

Parameters
[in]u32ChThe selected channel
[in]u32AddrThe selected address
Returns
None

This macro set the selected channel source address.

Definition at line 215 of file pdma.h.

◆ PDMA_SET_TRANS_CNT

#define PDMA_SET_TRANS_CNT (   u32Ch,
  u32Count 
)

Set Transfer Count.

Parameters
[in]u32ChThe selected channel
[in]u32CountTransfer Count
Returns
None

This macro set the selected channel transfer count.

Definition at line 241 of file pdma.h.

◆ PDMA_STOP

#define PDMA_STOP (   u32Ch)

Stop the channel.

Parameters
[in]u32ChThe selected channel
Returns
None

This macro stop the selected channel.

Definition at line 266 of file pdma.h.

Function Documentation

◆ PDMA_Close()

void PDMA_Close ( void  )

PDMA Close.

Parameters
[in]None
Returns
None

This function disable all PDMA channels.

Definition at line 61 of file pdma.c.

◆ PDMA_DisableInt()

void PDMA_DisableInt ( uint32_t  u32Ch,
uint32_t  u32Mask 
)

Disable Interrupt.

Parameters
[in]u32ChThe selected channel
[in]u32MaskThe Interrupt Type
Returns
None

This function disable the selected channel interrupt.

Definition at line 240 of file pdma.c.

◆ PDMA_EnableInt()

void PDMA_EnableInt ( uint32_t  u32Ch,
uint32_t  u32Mask 
)

Enable Interrupt.

Parameters
[in]u32ChThe selected channel
[in]u32MaskThe Interrupt Type
Returns
None

This function enable the selected channel interrupt.

Definition at line 225 of file pdma.c.

◆ PDMA_Open()

void PDMA_Open ( uint32_t  u32Mask)

PDMA Open.

Parameters
[in]u32MaskChannel enable bits.
Returns
None

This function enable the PDMA channels.

Definition at line 39 of file pdma.c.

◆ PDMA_SetBurstType()

void PDMA_SetBurstType ( uint32_t  u32Ch,
uint32_t  u32BurstType,
uint32_t  u32BurstSize 
)

Set PDMA Burst Type.

Parameters
[in]u32ChThe selected channel
[in]u32BurstTypeBurst mode or single mode
[in]u32BurstSizeSet the size of burst mode
Returns
None

This function set the selected channel burst type and size.

Definition at line 193 of file pdma.c.

◆ PDMA_SetTransferAddr()

void PDMA_SetTransferAddr ( uint32_t  u32Ch,
uint32_t  u32SrcAddr,
uint32_t  u32SrcCtrl,
uint32_t  u32DstAddr,
uint32_t  u32DstCtrl 
)

Set PDMA Transfer Address.

Parameters
[in]u32ChThe selected channel
[in]u32SrcAddrSource address
[in]u32SrcCtrlSource control attribute. PDMA_SAR_INC or PDMA_SAR_FIX
[in]u32DstAddrdestination address
[in]u32DstCtrldestination control attribute. PDMA_DAR_INC or PDMA_DAR_FIX
Returns
None

This function set the selected channel source/destination address and attribute.

Definition at line 96 of file pdma.c.

◆ PDMA_SetTransferCnt()

void PDMA_SetTransferCnt ( uint32_t  u32Ch,
uint32_t  u32Width,
uint32_t  u32TransCount 
)

Set PDMA Transfer Count.

Parameters
[in]u32ChThe selected channel
[in]u32WidthData width. PDMA_WIDTH_8, PDMA_WIDTH_16, or PDMA_WIDTH_32
[in]u32TransCountTransfer count
Returns
None

This function set the selected channel data width and transfer count.

Definition at line 77 of file pdma.c.

◆ PDMA_SetTransferMode()

void PDMA_SetTransferMode ( uint32_t  u32Ch,
uint32_t  u32Peripheral,
uint32_t  u32ScatterEn,
uint32_t  u32DescAddr 
)

Set PDMA Transfer Mode.

Parameters
[in]u32ChThe selected channel
[in]u32PeripheralThe selected peripheral. PDMA_SPI0_TX, PDMA_UART0_TX, PDMA_I2S_TX,...PDMA_MEM
[in]u32ScatterEnScatter-gather mode enable
[in]u32DescAddrScatter-gather descriptor address
Returns
None

This function set the selected channel transfer mode. Include peripheral setting.

Definition at line 116 of file pdma.c.

◆ PDMA_Trigger()

void PDMA_Trigger ( uint32_t  u32Ch)

Trigger PDMA.

Parameters
[in]u32ChThe selected channel
Returns
None

This function trigger the selected channel.

Definition at line 209 of file pdma.c.