Multi Channel DMA Intel® FPGA IP for PCI Express* User Guide

ID 683821
Date 7/30/2024
Public
Document Table of Contents

8.1.6.21. ifc_qdma_pio_read256

Table 119.  
API API Description Input Parameters Return Values
int ifc_qdma_pio_read128(struct ifc_qdma_device *qdev, uint64_t addr, void *vall);

Read 128 bit value from BAR2 address This API would be used for PIO testing, dumping statistics, pattern generation etc.

qdev: QDMA device

addr: address to read

0 on success

negative otherwise