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Honored Contributor
Honored ContributorACP port under Linux
Hi, Is there any trick to using the ACP port from FPGA under Linux (3.9)? I'm setting the f2h AR & AW CACHE/PROT/USER by hand, post-qsys, but don't see any indication that the SCU cares at all...
Altera_ForumHonored Contributor
Honored Contributor --- Quote Start --- Hi, do you know a way to allocate 64MB of contiguous RAM to a device driver on Linux? I was using the alloc_pages but it only allowed me to allocate 4MB. Thanks. --- Quote End --- You can reserve a block of memory using the device tree: https://www.kernel.org/doc/documentation/devicetree/bindings/reserved-memory/reserved-memory.txt
