Nios® V/II Embedded Design Suite (EDS)
Support for Embedded Development Tools, Processors (SoCs and Nios® V/II processor), Embedded Development Suites (EDSs), Boot and Configuration, Operating Systems, C and C++
12621 Discussions

How to visit HPS2FPGA in linux for cyclone V(DE1-SoC)?

Honored Contributor II

hello all: 

1.I try to visit the module in fpga throught H2F in linux sysytem, but I see all the example, they are visit the fpga module throught lw_h2f. And I cant found the relationship with h2f physical address(0xC000 0000) for the example(0xFC00 0000 lw_h2p).  

2.Actually, I want visit the h2f in linux driver layer, but I ioremap(0xc0000000), request virtual address and ioread or iowrite, the cpu dead. Someone could tell me how to solove the problem?(Addition, I can ioremap(0xFF50 0000) to visit some cpu register) 

3.How to request the hardware interrupt in linux with altera api? 


Thanks all.
0 Kudos
0 Replies