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Altera_Forum
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15 years ago

HELP!!!Question about Avalon MM Slave Template Use

hi, I'm trying to have a coprocessor (that I built in Verilog and want to deploy on a FPGA) interact with a Nios II Processor System. By now I used the Altera Avalon MM Slave template so I can expose...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

The write access is probably being cached. Include "io.h" and use IOWR instead (I prefer using IOWR_XDIRECT where X is either 8, 16, or 32). Search the Nios II software developers handbook for the cache information to learn more.