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zdma
Xilinx SDK Drivers API Documentation
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This file contains the example using XZDma driver to do data transfer in Linear mode on ZDMA device.
MODIFICATION HISTORY:
Ver Who Date Changes
1.0 vns 2/27/15 First release ms 04/05/17 Modified comment lines notation in functions to avoid unnecessary description to get displayed while generating doxygen. 1.3 mus 08/14/17 Do not perform cache operations if CCI is enabled 1.4 adk 11/02/17 Updated example to fix compilation errors for IAR compiler. 1.7 adk 21/03/19 Fix data alignment in the example for IAR compiler.
Macros | |
#define | ZDMA_INTC_DEVICE_ID XPAR_SCUGIC_SINGLE_DEVICE_ID |
SCUGIC Device ID. More... | |
#define | ZDMA_INTR_DEVICE_ID XPAR_XADMAPS_0_INTR |
ZDMA Interrupt Id. More... | |
Functions | |
int | XZDma_LinearExample (u16 DeviceId) |
This function does a test of the data transfer in linear mode on the ZDMA driver. More... | |
u32 DstBuf[256] | __attribute__ ((aligned(64))) |
Destination buffer. More... | |
int | main (void) |
Main function to call the example. More... | |
Variables | |
XZDma | ZDma |
Instance of the ZDMA Device. More... | |
XScuGic | Intc |
XIntc Instance. More... | |
u8 | Done = 0 |
Variable for Done interrupt. More... | |
u8 | Pause = 0 |
Variable for Pause interrupt. More... | |
#define ZDMA_INTC_DEVICE_ID XPAR_SCUGIC_SINGLE_DEVICE_ID |
SCUGIC Device ID.
#define ZDMA_INTR_DEVICE_ID XPAR_XADMAPS_0_INTR |
ZDMA Interrupt Id.
Referenced by XZDma_LinearExample().
u32 DstBuf [256] __attribute__ | ( | (aligned(64)) | ) |
Destination buffer.
memory allocated for descriptors
Source buffer.
int main | ( | void | ) |
Main function to call the example.
References XZDma_LinearExample().
int XZDma_LinearExample | ( | u16 | DeviceId | ) |
This function does a test of the data transfer in linear mode on the ZDMA driver.
DeviceId | is the XPAR_<ZDMA Instance>_DEVICE_ID value from xparameters.h. |
References XZDma_Config::BaseAddress, Dst1Buf, XZDma_Transfer::DstAddr, XZDma_DataConfig::DstBurstLen, XZDma_DataConfig::DstBurstType, XZDma_DataConfig::DstCache, XZDma_Transfer::DstCoherent, Intc, XZDma_Config::IsCacheCoherent, XZDma_DataConfig::OverFetch, XZDma_Transfer::Pause, XZDma_Transfer::Size, Src1Buf, XZDma_Transfer::SrcAddr, SrcBuf, XZDma_DataConfig::SrcBurstLen, XZDma_DataConfig::SrcBurstType, XZDma_DataConfig::SrcCache, XZDma_Transfer::SrcCoherent, XZDma_DataConfig::SrcIssue, XZDma_CfgInitialize(), XZDma_CreateBDList(), XZDma_EnableIntr, XZDma_GetChDataConfig(), XZDMA_HANDLER_DONE, XZDMA_HANDLER_ERROR, XZDMA_INCR_BURST, XZDMA_IXR_DMA_DONE_MASK, XZDMA_IXR_DMA_PAUSE_MASK, XZDMA_LINEAR, XZDma_LookupConfig(), XZDMA_NORMAL_MODE, XZDma_Resume(), XZDma_SelfTest(), XZDma_SetCallBack(), XZDma_SetChDataConfig(), XZDma_SetMode(), XZDma_Start(), and ZDMA_INTR_DEVICE_ID.
Referenced by main().
u8 Done = 0 |
Variable for Done interrupt.
Referenced by XZDma_SimpleReadOnlyExample().
XScuGic Intc |
XIntc Instance.
Referenced by main(), XZDma_LinearExample(), XZDma_LinkedListExample(), XZDma_SimpleReadOnlyExample(), and XZDma_WriteOnlyExample().
u8 Pause = 0 |
Variable for Pause interrupt.
XZDma ZDma |
Instance of the ZDMA Device.