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authorBinh Pham <binhpham@cs.rutgers.edu>2014-07-18 22:05:51 -0700
committerBinh Pham <binhpham@cs.rutgers.edu>2014-07-18 22:05:51 -0700
commitc99b13d90456637e68ef91845a10688900f8bf48 (patch)
tree9e03da5b8740935cfc0971ac3c178ec52a3e9797 /src/sim
parentfe530648d50a4b87e808691d96a1fcfec89145e3 (diff)
downloadgem5-c99b13d90456637e68ef91845a10688900f8bf48.tar.xz
x86: make PioBus return BadAddress errors
Stop setting the use_default_range flag in PioBus in order to have random bad addresses result in a BadAddress response and not a gem5 fatal error. This is necessary in Ruby as Ruby is connected directly to PioBus, so misspeculated addresses will be sent there directly. For the classic memory system, this change has no effect, as bad addresses are caught by the memory bus before being sent to the PioBus. This work was done while Binh was an intern at AMD Research.
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