Result was that the exception would sample the IRQ vector PC rather than the load/store instruction PC. Fix by fencing off on in-flight dphases before asserting the IRQ. This adds a cycle of jitter to IRQs, but is required for correct operation without adding a full exception-gathering pipeline. |
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csr.adoc | ||
debug.adoc | ||
instruction_timings.adoc | ||
introduction.adoc |