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++
Announcements
FPGA community forums and blogs on community.intel.com are migrating to the new Altera Community and are read-only. For urgent support needs during this transition, please visit the FPGA Design Resources page or contact an Altera Authorized Distributor.
12748 Discussions

interrupt from sgdma dont arrive when the optimization level is ON

Altera_Forum
Honored Contributor II
‎12-25-2016 07:47 AM
1,273 Views

Hello  

I have a c design that request packets from a qsys component .  

The packets pass through a sgdma and are returned on DDR memory 

The sgdma create an interrupt when finish to pass each packets 

 

When the optimization level is turned on , the interrupt dont arrive  

Can anybody help on this ? 

 

Thanks
0 Kudos

Link Copied

1 Reply
Altera_Forum
Honored Contributor II
‎12-25-2016 01:54 PM
546 Views

Hello 

 

redefining some variable to be volatile have fixed the problem
0 Kudos
Copy link
Reply

Community support is provided Monday to Friday. Other contact methods are available here.

Intel does not verify all solutions, including but not limited to any file transfers that may appear in this community. Accordingly, Intel disclaims all express and implied warranties, including without limitation, the implied warranties of merchantability, fitness for a particular purpose, and non-infringement, as well as any warranty arising from course of performance, course of dealing, or usage in trade.

For more complete information about compiler optimizations, see our Optimization Notice.