dmadrv.h File Reference
DMADRV API definition.
- Version
- 5.5.0
License
(C) Copyright 2014 Silicon Labs, www.silabs.com
This file is licensed under the Silabs License Agreement. See the file "Silabs_License_Agreement.txt" for details. Before using this software for any purpose, you must agree to the terms of that agreement.
Definition in file
dmadrv.h
.
#include "
em_device.h
"
#include "
ecode.h
"
#include "
em_ldma.h
"
#include "dmadrv_config.h"
Macros |
|
#define | DMADRV_MAX_XFER_COUNT ((int)(( _LDMA_CH_CTRL_XFERCNT_MASK >> _LDMA_CH_CTRL_XFERCNT_SHIFT ) + 1)) |
Maximum length of one DMA transfer.
|
|
#define | ECODE_EMDRV_DMADRV_ALREADY_FREED ( ECODE_EMDRV_DMADRV_BASE | 0x00000006) |
A DMA channel was free.
|
|
#define | ECODE_EMDRV_DMADRV_ALREADY_INITIALIZED ( ECODE_EMDRV_DMADRV_BASE | 0x00000003) |
DMA has already been initialized.
|
|
#define | ECODE_EMDRV_DMADRV_CH_NOT_ALLOCATED ( ECODE_EMDRV_DMADRV_BASE | 0x00000007) |
A channel is not reserved.
|
|
#define | ECODE_EMDRV_DMADRV_CHANNELS_EXHAUSTED ( ECODE_EMDRV_DMADRV_BASE | 0x00000004) |
No DMA channels available.
|
|
#define | ECODE_EMDRV_DMADRV_IN_USE ( ECODE_EMDRV_DMADRV_BASE | 0x00000005) |
DMA is in use.
|
|
#define | ECODE_EMDRV_DMADRV_NOT_INITIALIZED ( ECODE_EMDRV_DMADRV_BASE | 0x00000002) |
DMA is not initialized.
|
|
#define | ECODE_EMDRV_DMADRV_OK ( ECODE_OK ) |
A successful return value.
|
|
#define | ECODE_EMDRV_DMADRV_PARAM_ERROR ( ECODE_EMDRV_DMADRV_BASE | 0x00000001) |
An illegal input parameter.
|
|
#define | EMDRV_DMADRV_DMA_PRESENT |
#define | EMDRV_DMADRV_LDMA |
Typedefs |
|
typedef bool(* | DMADRV_Callback_t ) (unsigned int channel, unsigned int sequenceNo, void *userParam) |
DMADRV transfer completion callback function.
|
|
Enumerations |
|
enum |
DMADRV_DataSize_t
{
dmadrvDataSize1 = ldmaCtrlSizeByte, dmadrvDataSize2 = ldmaCtrlSizeHalf, dmadrvDataSize4 = ldmaCtrlSizeWord } |
Data size of one LDMA transfer item.
|
|
enum |
DMADRV_PeripheralSignal_t
{
dmadrvPeripheralSignal_NONE = LDMA_CH_REQSEL_SOURCESEL_NONE, dmadrvPeripheralSignal_ADC0_SCAN = LDMA_CH_REQSEL_SIGSEL_ADC0SCAN | LDMA_CH_REQSEL_SOURCESEL_ADC0, dmadrvPeripheralSignal_ADC0_SINGLE = LDMA_CH_REQSEL_SIGSEL_ADC0SINGLE | LDMA_CH_REQSEL_SOURCESEL_ADC0, dmadrvPeripheralSignal_ADC1_SCAN = LDMA_CH_REQSEL_SIGSEL_ADC1SCAN | LDMA_CH_REQSEL_SOURCESEL_ADC1, dmadrvPeripheralSignal_ADC1_SINGLE = LDMA_CH_REQSEL_SIGSEL_ADC1SINGLE | LDMA_CH_REQSEL_SOURCESEL_ADC1, dmadrvPeripheralSignal_VDAC0_CH0 = LDMA_CH_REQSEL_SIGSEL_VDAC0CH0 | LDMA_CH_REQSEL_SOURCESEL_VDAC0, dmadrvPeripheralSignal_VDAC0_CH1 = LDMA_CH_REQSEL_SIGSEL_VDAC0CH1 | LDMA_CH_REQSEL_SOURCESEL_VDAC0, dmadrvPeripheralSignal_CRYPTO0_DATA0RD = LDMA_CH_REQSEL_SIGSEL_CRYPTO0DATA0RD | LDMA_CH_REQSEL_SOURCESEL_CRYPTO0, dmadrvPeripheralSignal_CRYPTO0_DATA0WR = LDMA_CH_REQSEL_SIGSEL_CRYPTO0DATA0WR | LDMA_CH_REQSEL_SOURCESEL_CRYPTO0, dmadrvPeripheralSignal_CRYPTO0_DATA0XWR = LDMA_CH_REQSEL_SIGSEL_CRYPTO0DATA0XWR | LDMA_CH_REQSEL_SOURCESEL_CRYPTO0, dmadrvPeripheralSignal_CRYPTO0_DATA1RD = LDMA_CH_REQSEL_SIGSEL_CRYPTO0DATA1RD | LDMA_CH_REQSEL_SOURCESEL_CRYPTO0, dmadrvPeripheralSignal_CRYPTO0_DATA1WR = LDMA_CH_REQSEL_SIGSEL_CRYPTO0DATA1WR | LDMA_CH_REQSEL_SOURCESEL_CRYPTO0, dmadrvPeripheralSignal_EBI_PXL0EMPTY = LDMA_CH_REQSEL_SIGSEL_EBIPXL0EMPTY | LDMA_CH_REQSEL_SOURCESEL_EBI, dmadrvPeripheralSignal_EBI_PXL1EMPTY = LDMA_CH_REQSEL_SIGSEL_EBIPXL1EMPTY | LDMA_CH_REQSEL_SOURCESEL_EBI, dmadrvPeripheralSignal_EBI_PXLFULL = LDMA_CH_REQSEL_SIGSEL_EBIPXLFULL | LDMA_CH_REQSEL_SOURCESEL_EBI, dmadrvPeripheralSignal_EBI_DDEMPTY = LDMA_CH_REQSEL_SIGSEL_EBIDDEMPTY | LDMA_CH_REQSEL_SOURCESEL_EBI, dmadrvPeripheralSignal_EBI_VSYNC = LDMA_CH_REQSEL_SIGSEL_EBIVSYNC | LDMA_CH_REQSEL_SOURCESEL_EBI, dmadrvPeripheralSignal_EBI_HSYNC = LDMA_CH_REQSEL_SIGSEL_EBIHSYNC | LDMA_CH_REQSEL_SOURCESEL_EBI, dmadrvPeripheralSignal_CSEN_DATA = LDMA_CH_REQSEL_SIGSEL_CSENDATA | LDMA_CH_REQSEL_SOURCESEL_CSEN, dmadrvPeripheralSignal_CSEN_BSLN = LDMA_CH_REQSEL_SIGSEL_CSENBSLN | LDMA_CH_REQSEL_SOURCESEL_CSEN, dmadrvPeripheralSignal_I2C0_RXDATAV = LDMA_CH_REQSEL_SIGSEL_I2C0RXDATAV | LDMA_CH_REQSEL_SOURCESEL_I2C0, dmadrvPeripheralSignal_I2C0_TXBL = LDMA_CH_REQSEL_SIGSEL_I2C0TXBL | LDMA_CH_REQSEL_SOURCESEL_I2C0, dmadrvPeripheralSignal_I2C1_RXDATAV = LDMA_CH_REQSEL_SIGSEL_I2C1RXDATAV | LDMA_CH_REQSEL_SOURCESEL_I2C1, dmadrvPeripheralSignal_I2C1_TXBL = LDMA_CH_REQSEL_SIGSEL_I2C1TXBL | LDMA_CH_REQSEL_SOURCESEL_I2C1, dmadrvPeripheralSignal_I2C2_RXDATAV = LDMA_CH_REQSEL_SIGSEL_I2C2RXDATAV | LDMA_CH_REQSEL_SOURCESEL_I2C2, dmadrvPeripheralSignal_I2C2_TXBL = LDMA_CH_REQSEL_SIGSEL_I2C2TXBL | LDMA_CH_REQSEL_SOURCESEL_I2C2, dmadrvPeripheralSignal_LEUART0_RXDATAV = LDMA_CH_REQSEL_SIGSEL_LEUART0RXDATAV | LDMA_CH_REQSEL_SOURCESEL_LEUART0, dmadrvPeripheralSignal_LEUART0_TXBL = LDMA_CH_REQSEL_SIGSEL_LEUART0TXBL | LDMA_CH_REQSEL_SOURCESEL_LEUART0, dmadrvPeripheralSignal_LEUART0_TXEMPTY = LDMA_CH_REQSEL_SIGSEL_LEUART0TXEMPTY | LDMA_CH_REQSEL_SOURCESEL_LEUART0, dmadrvPeripheralSignal_LEUART1_RXDATAV = LDMA_CH_REQSEL_SIGSEL_LEUART1RXDATAV | LDMA_CH_REQSEL_SOURCESEL_LEUART1, dmadrvPeripheralSignal_LEUART1_TXBL = LDMA_CH_REQSEL_SIGSEL_LEUART1TXBL | LDMA_CH_REQSEL_SOURCESEL_LEUART1, dmadrvPeripheralSignal_LEUART1_TXEMPTY = LDMA_CH_REQSEL_SIGSEL_LEUART1TXEMPTY | LDMA_CH_REQSEL_SOURCESEL_LEUART1, dmadrvPeripheralSignal_MSC_WDATA = LDMA_CH_REQSEL_SIGSEL_MSCWDATA | LDMA_CH_REQSEL_SOURCESEL_MSC, dmadrvPeripheralSignal_PRS_REQ0 = LDMA_CH_REQSEL_SIGSEL_PRSREQ0 | LDMA_CH_REQSEL_SOURCESEL_PRS, dmadrvPeripheralSignal_PRS_REQ1 = LDMA_CH_REQSEL_SIGSEL_PRSREQ1 | LDMA_CH_REQSEL_SOURCESEL_PRS, dmadrvPeripheralSignal_TIMER0_CC0 = LDMA_CH_REQSEL_SIGSEL_TIMER0CC0 | LDMA_CH_REQSEL_SOURCESEL_TIMER0, dmadrvPeripheralSignal_TIMER0_CC1 = LDMA_CH_REQSEL_SIGSEL_TIMER0CC1 | LDMA_CH_REQSEL_SOURCESEL_TIMER0, dmadrvPeripheralSignal_TIMER0_CC2 = LDMA_CH_REQSEL_SIGSEL_TIMER0CC2 | LDMA_CH_REQSEL_SOURCESEL_TIMER0, dmadrvPeripheralSignal_TIMER0_UFOF = LDMA_CH_REQSEL_SIGSEL_TIMER0UFOF | LDMA_CH_REQSEL_SOURCESEL_TIMER0, dmadrvPeripheralSignal_TIMER1_CC0 = LDMA_CH_REQSEL_SIGSEL_TIMER1CC0 | LDMA_CH_REQSEL_SOURCESEL_TIMER1, dmadrvPeripheralSignal_TIMER1_CC1 = LDMA_CH_REQSEL_SIGSEL_TIMER1CC1 | LDMA_CH_REQSEL_SOURCESEL_TIMER1, dmadrvPeripheralSignal_TIMER1_CC2 = LDMA_CH_REQSEL_SIGSEL_TIMER1CC2 | LDMA_CH_REQSEL_SOURCESEL_TIMER1, dmadrvPeripheralSignal_TIMER1_CC3 = LDMA_CH_REQSEL_SIGSEL_TIMER1CC3 | LDMA_CH_REQSEL_SOURCESEL_TIMER1, dmadrvPeripheralSignal_TIMER1_UFOF = LDMA_CH_REQSEL_SIGSEL_TIMER1UFOF | LDMA_CH_REQSEL_SOURCESEL_TIMER1, dmadrvPeripheralSignal_TIMER2_CC0 = LDMA_CH_REQSEL_SIGSEL_TIMER2CC0 | LDMA_CH_REQSEL_SOURCESEL_TIMER2, dmadrvPeripheralSignal_TIMER2_CC1 = LDMA_CH_REQSEL_SIGSEL_TIMER2CC1 | LDMA_CH_REQSEL_SOURCESEL_TIMER2, dmadrvPeripheralSignal_TIMER2_CC2 = LDMA_CH_REQSEL_SIGSEL_TIMER2CC2 | LDMA_CH_REQSEL_SOURCESEL_TIMER2, dmadrvPeripheralSignal_TIMER2_UFOF = LDMA_CH_REQSEL_SIGSEL_TIMER2UFOF | LDMA_CH_REQSEL_SOURCESEL_TIMER2, dmadrvPeripheralSignal_TIMER3_CC0 = LDMA_CH_REQSEL_SIGSEL_TIMER3CC0 | LDMA_CH_REQSEL_SOURCESEL_TIMER3, dmadrvPeripheralSignal_TIMER3_CC1 = LDMA_CH_REQSEL_SIGSEL_TIMER3CC1 | LDMA_CH_REQSEL_SOURCESEL_TIMER3, dmadrvPeripheralSignal_TIMER3_CC2 = LDMA_CH_REQSEL_SIGSEL_TIMER3CC2 | LDMA_CH_REQSEL_SOURCESEL_TIMER3, dmadrvPeripheralSignal_TIMER3_UFOF = LDMA_CH_REQSEL_SIGSEL_TIMER3UFOF | LDMA_CH_REQSEL_SOURCESEL_TIMER3, dmadrvPeripheralSignal_TIMER4_CC0 = LDMA_CH_REQSEL_SIGSEL_TIMER4CC0 | LDMA_CH_REQSEL_SOURCESEL_TIMER4, dmadrvPeripheralSignal_TIMER4_CC1 = LDMA_CH_REQSEL_SIGSEL_TIMER4CC1 | LDMA_CH_REQSEL_SOURCESEL_TIMER4, dmadrvPeripheralSignal_TIMER4_CC2 = LDMA_CH_REQSEL_SIGSEL_TIMER4CC2 | LDMA_CH_REQSEL_SOURCESEL_TIMER4, dmadrvPeripheralSignal_TIMER4_UFOF = LDMA_CH_REQSEL_SIGSEL_TIMER4UFOF | LDMA_CH_REQSEL_SOURCESEL_TIMER4, dmadrvPeripheralSignal_TIMER5_CC0 = LDMA_CH_REQSEL_SIGSEL_TIMER5CC0 | LDMA_CH_REQSEL_SOURCESEL_TIMER5, dmadrvPeripheralSignal_TIMER5_CC1 = LDMA_CH_REQSEL_SIGSEL_TIMER5CC1 | LDMA_CH_REQSEL_SOURCESEL_TIMER5, dmadrvPeripheralSignal_TIMER5_CC2 = LDMA_CH_REQSEL_SIGSEL_TIMER5CC2 | LDMA_CH_REQSEL_SOURCESEL_TIMER5, dmadrvPeripheralSignal_TIMER5_UFOF = LDMA_CH_REQSEL_SIGSEL_TIMER5UFOF | LDMA_CH_REQSEL_SOURCESEL_TIMER5, dmadrvPeripheralSignal_TIMER6_CC0 = LDMA_CH_REQSEL_SIGSEL_TIMER6CC0 | LDMA_CH_REQSEL_SOURCESEL_TIMER6, dmadrvPeripheralSignal_TIMER6_CC1 = LDMA_CH_REQSEL_SIGSEL_TIMER6CC1 | LDMA_CH_REQSEL_SOURCESEL_TIMER6, dmadrvPeripheralSignal_TIMER6_CC2 = LDMA_CH_REQSEL_SIGSEL_TIMER6CC2 | LDMA_CH_REQSEL_SOURCESEL_TIMER6, dmadrvPeripheralSignal_TIMER6_UFOF = LDMA_CH_REQSEL_SIGSEL_TIMER6UFOF | LDMA_CH_REQSEL_SOURCESEL_TIMER6, dmadrvPeripheralSignal_WTIMER0_CC0 = LDMA_CH_REQSEL_SIGSEL_WTIMER0CC0 | LDMA_CH_REQSEL_SOURCESEL_WTIMER0, dmadrvPeripheralSignal_WTIMER0_CC1 = LDMA_CH_REQSEL_SIGSEL_WTIMER0CC1 | LDMA_CH_REQSEL_SOURCESEL_WTIMER0, dmadrvPeripheralSignal_WTIMER0_CC2 = LDMA_CH_REQSEL_SIGSEL_WTIMER0CC2 | LDMA_CH_REQSEL_SOURCESEL_WTIMER0, dmadrvPeripheralSignal_WTIMER0_UFOF = LDMA_CH_REQSEL_SIGSEL_WTIMER0UFOF | LDMA_CH_REQSEL_SOURCESEL_WTIMER0, dmadrvPeripheralSignal_WTIMER1_CC0 = LDMA_CH_REQSEL_SIGSEL_WTIMER1CC0 | LDMA_CH_REQSEL_SOURCESEL_WTIMER1, dmadrvPeripheralSignal_WTIMER1_CC1 = LDMA_CH_REQSEL_SIGSEL_WTIMER1CC1 | LDMA_CH_REQSEL_SOURCESEL_WTIMER1, dmadrvPeripheralSignal_WTIMER1_CC2 = LDMA_CH_REQSEL_SIGSEL_WTIMER1CC2 | LDMA_CH_REQSEL_SOURCESEL_WTIMER1, dmadrvPeripheralSignal_WTIMER1_CC3 = LDMA_CH_REQSEL_SIGSEL_WTIMER1CC3 | LDMA_CH_REQSEL_SOURCESEL_WTIMER1, dmadrvPeripheralSignal_WTIMER1_UFOF = LDMA_CH_REQSEL_SIGSEL_WTIMER1UFOF | LDMA_CH_REQSEL_SOURCESEL_WTIMER1, dmadrvPeripheralSignal_WTIMER2_CC0 = LDMA_CH_REQSEL_SIGSEL_WTIMER2CC0 | LDMA_CH_REQSEL_SOURCESEL_WTIMER2, dmadrvPeripheralSignal_WTIMER2_CC1 = LDMA_CH_REQSEL_SIGSEL_WTIMER2CC1 | LDMA_CH_REQSEL_SOURCESEL_WTIMER2, dmadrvPeripheralSignal_WTIMER2_CC2 = LDMA_CH_REQSEL_SIGSEL_WTIMER2CC2 | LDMA_CH_REQSEL_SOURCESEL_WTIMER2, dmadrvPeripheralSignal_WTIMER2_UFOF = LDMA_CH_REQSEL_SIGSEL_WTIMER2UFOF | LDMA_CH_REQSEL_SOURCESEL_WTIMER2, dmadrvPeripheralSignal_WTIMER3_CC0 = LDMA_CH_REQSEL_SIGSEL_WTIMER3CC0 | LDMA_CH_REQSEL_SOURCESEL_WTIMER3, dmadrvPeripheralSignal_WTIMER3_CC1 = LDMA_CH_REQSEL_SIGSEL_WTIMER3CC1 | LDMA_CH_REQSEL_SOURCESEL_WTIMER3, dmadrvPeripheralSignal_WTIMER3_CC2 = LDMA_CH_REQSEL_SIGSEL_WTIMER3CC2 | LDMA_CH_REQSEL_SOURCESEL_WTIMER3, dmadrvPeripheralSignal_WTIMER3_UFOF = LDMA_CH_REQSEL_SIGSEL_WTIMER3UFOF | LDMA_CH_REQSEL_SOURCESEL_WTIMER3, dmadrvPeripheralSignal_USART0_RXDATAV = LDMA_CH_REQSEL_SIGSEL_USART0RXDATAV | LDMA_CH_REQSEL_SOURCESEL_USART0, dmadrvPeripheralSignal_USART0_TXBL = LDMA_CH_REQSEL_SIGSEL_USART0TXBL | LDMA_CH_REQSEL_SOURCESEL_USART0, dmadrvPeripheralSignal_USART0_TXEMPTY = LDMA_CH_REQSEL_SIGSEL_USART0TXEMPTY | LDMA_CH_REQSEL_SOURCESEL_USART0, dmadrvPeripheralSignal_USART1_RXDATAV = LDMA_CH_REQSEL_SIGSEL_USART1RXDATAV | LDMA_CH_REQSEL_SOURCESEL_USART1, dmadrvPeripheralSignal_USART1_RXDATAVRIGHT = LDMA_CH_REQSEL_SIGSEL_USART1RXDATAVRIGHT | LDMA_CH_REQSEL_SOURCESEL_USART1, dmadrvPeripheralSignal_USART1_TXBL = LDMA_CH_REQSEL_SIGSEL_USART1TXBL | LDMA_CH_REQSEL_SOURCESEL_USART1, dmadrvPeripheralSignal_USART1_TXBLRIGHT = LDMA_CH_REQSEL_SIGSEL_USART1TXBLRIGHT | LDMA_CH_REQSEL_SOURCESEL_USART1, dmadrvPeripheralSignal_USART1_TXEMPTY = LDMA_CH_REQSEL_SIGSEL_USART1TXEMPTY | LDMA_CH_REQSEL_SOURCESEL_USART1, dmadrvPeripheralSignal_USART2_RXDATAV = LDMA_CH_REQSEL_SIGSEL_USART2RXDATAV | LDMA_CH_REQSEL_SOURCESEL_USART2, dmadrvPeripheralSignal_USART2_TXBL = LDMA_CH_REQSEL_SIGSEL_USART2TXBL | LDMA_CH_REQSEL_SOURCESEL_USART2, dmadrvPeripheralSignal_USART2_TXEMPTY = LDMA_CH_REQSEL_SIGSEL_USART2TXEMPTY | LDMA_CH_REQSEL_SOURCESEL_USART2, dmadrvPeripheralSignal_USART3_RXDATAV = LDMA_CH_REQSEL_SIGSEL_USART3RXDATAV | LDMA_CH_REQSEL_SOURCESEL_USART3, dmadrvPeripheralSignal_USART3_RXDATAVRIGHT = LDMA_CH_REQSEL_SIGSEL_USART3RXDATAVRIGHT | LDMA_CH_REQSEL_SOURCESEL_USART3, dmadrvPeripheralSignal_USART3_TXBL = LDMA_CH_REQSEL_SIGSEL_USART3TXBL | LDMA_CH_REQSEL_SOURCESEL_USART3, dmadrvPeripheralSignal_USART3_TXBLRIGHT = LDMA_CH_REQSEL_SIGSEL_USART3TXBLRIGHT | LDMA_CH_REQSEL_SOURCESEL_USART3, dmadrvPeripheralSignal_USART3_TXEMPTY = LDMA_CH_REQSEL_SIGSEL_USART3TXEMPTY | LDMA_CH_REQSEL_SOURCESEL_USART3, dmadrvPeripheralSignal_USART4_RXDATAV = LDMA_CH_REQSEL_SIGSEL_USART4RXDATAV | LDMA_CH_REQSEL_SOURCESEL_USART4, dmadrvPeripheralSignal_USART4_RXDATAVRIGHT = LDMA_CH_REQSEL_SIGSEL_USART4RXDATAVRIGHT | LDMA_CH_REQSEL_SOURCESEL_USART4, dmadrvPeripheralSignal_USART4_TXBL = LDMA_CH_REQSEL_SIGSEL_USART4TXBL | LDMA_CH_REQSEL_SOURCESEL_USART4, dmadrvPeripheralSignal_USART4_TXBLRIGHT = LDMA_CH_REQSEL_SIGSEL_USART4TXBLRIGHT | LDMA_CH_REQSEL_SOURCESEL_USART4, dmadrvPeripheralSignal_USART4_TXEMPTY = LDMA_CH_REQSEL_SIGSEL_USART4TXEMPTY | LDMA_CH_REQSEL_SOURCESEL_USART4, dmadrvPeripheralSignal_USART5_RXDATAV = LDMA_CH_REQSEL_SIGSEL_USART5RXDATAV | LDMA_CH_REQSEL_SOURCESEL_USART5, dmadrvPeripheralSignal_USART5_TXBL = LDMA_CH_REQSEL_SIGSEL_USART5TXBL | LDMA_CH_REQSEL_SOURCESEL_USART5, dmadrvPeripheralSignal_USART5_TXEMPTY = LDMA_CH_REQSEL_SIGSEL_USART5TXEMPTY | LDMA_CH_REQSEL_SOURCESEL_USART5, dmadrvPeripheralSignal_UART0_RXDATAV = LDMA_CH_REQSEL_SIGSEL_UART0RXDATAV | LDMA_CH_REQSEL_SOURCESEL_UART0, dmadrvPeripheralSignal_UART0_TXBL = LDMA_CH_REQSEL_SIGSEL_UART0TXBL | LDMA_CH_REQSEL_SOURCESEL_UART0, dmadrvPeripheralSignal_UART0_TXEMPTY = LDMA_CH_REQSEL_SIGSEL_UART0TXEMPTY | LDMA_CH_REQSEL_SOURCESEL_UART0, dmadrvPeripheralSignal_UART1_RXDATAV = LDMA_CH_REQSEL_SIGSEL_UART1RXDATAV | LDMA_CH_REQSEL_SOURCESEL_UART1, dmadrvPeripheralSignal_UART1_TXBL = LDMA_CH_REQSEL_SIGSEL_UART1TXBL | LDMA_CH_REQSEL_SOURCESEL_UART1, dmadrvPeripheralSignal_UART1_TXEMPTY = LDMA_CH_REQSEL_SIGSEL_UART1TXEMPTY | LDMA_CH_REQSEL_SOURCESEL_UART1 } |
Peripherals that can trigger LDMA transfers.
|
|
Functions |
|
Ecode_t | DMADRV_AllocateChannel (unsigned int *channelId, void *capabilities) |
Allocate (reserve) a DMA channel.
|
|
Ecode_t | DMADRV_DeInit (void) |
Deinitialize DMADRV.
|
|
Ecode_t | DMADRV_FreeChannel (unsigned int channelId) |
Free an allocated (reserved) DMA channel.
|
|
Ecode_t | DMADRV_Init (void) |
Initialize DMADRV.
|
|
Ecode_t | DMADRV_LdmaStartTransfer (int channelId, LDMA_TransferCfg_t *transfer, LDMA_Descriptor_t *descriptor, DMADRV_Callback_t callback, void *cbUserParam) |
Start an LDMA transfer.
|
|
Ecode_t | DMADRV_MemoryPeripheral (unsigned int channelId, DMADRV_PeripheralSignal_t peripheralSignal, void *dst, void *src, bool srcInc, int len, DMADRV_DataSize_t size, DMADRV_Callback_t callback, void *cbUserParam) |
Start a memory to a peripheral DMA transfer.
|
|
Ecode_t | DMADRV_MemoryPeripheralPingPong (unsigned int channelId, DMADRV_PeripheralSignal_t peripheralSignal, void *dst, void *src0, void *src1, bool srcInc, int len, DMADRV_DataSize_t size, DMADRV_Callback_t callback, void *cbUserParam) |
Start a memory to a peripheral ping-pong DMA transfer.
|
|
Ecode_t | DMADRV_PauseTransfer (unsigned int channelId) |
Pause an ongoing DMA transfer.
|
|
Ecode_t | DMADRV_PeripheralMemory (unsigned int channelId, DMADRV_PeripheralSignal_t peripheralSignal, void *dst, void *src, bool dstInc, int len, DMADRV_DataSize_t size, DMADRV_Callback_t callback, void *cbUserParam) |
Start a peripheral to memory DMA transfer.
|
|
Ecode_t | DMADRV_PeripheralMemoryPingPong (unsigned int channelId, DMADRV_PeripheralSignal_t peripheralSignal, void *dst0, void *dst1, void *src, bool dstInc, int len, DMADRV_DataSize_t size, DMADRV_Callback_t callback, void *cbUserParam) |
Start a peripheral to memory ping-pong DMA transfer.
|
|
Ecode_t | DMADRV_ResumeTransfer (unsigned int channelId) |
Resume an ongoing DMA transfer.
|
|
Ecode_t | DMADRV_StopTransfer (unsigned int channelId) |
Stop an ongoing DMA transfer.
|
|
Ecode_t | DMADRV_TransferActive (unsigned int channelId, bool *active) |
Check if a transfer is running.
|
|
Ecode_t | DMADRV_TransferCompletePending (unsigned int channelId, bool *pending) |
Check if a transfer complete is pending.
|
|
Ecode_t | DMADRV_TransferDone (unsigned int channelId, bool *done) |
Check if a transfer has completed.
|
|
Ecode_t | DMADRV_TransferRemainingCount (unsigned int channelId, int *remaining) |
Get number of items remaining in a transfer.
|
|