isa_parser: add a debug variable that changes how errors are reported. This allows us to get tracebacks in certain cases where they're more useful than our error message.
isa_parser: add a debug variable that changes how errors are reported.
This allows us to get tracebacks in certain cases where they're more
useful than our error message.

andrewfu0325/gem5-aladdin,andrewfu0325/gem5-aladdin,andrewfu0325/gem5-aladdin,andrewfu0325/gem5-aladdin,andrewfu0325/gem5-aladdin,andrewfu0325/gem5-aladdin,andrewfu0325/gem5-aladdin