Switch I/O bus to AXI-4 Lite

jbush001 / NyuziProcessor

GPGPU microprocessor architecture

Apache License 2.0

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Open jbush001 opened 6 years ago

jbush001 commented 6 years ago

The current I/O bus interface is simple, but doesn't support having the processor wait if the slave is busy.
AXI-4 is more standardized, and could allow combining the memory and I/O busses with an arbiter.

jbush001 commented 5 years ago

1b47fa5e344b72fcb79159c82990de5df7ba8892