communications protocol and m0,4

Programmingkid <[email protected]> Sun, 8 Jun 2014 17:59:13 -0400

Newsgroups	gmane.comp.gdb.devel
Message-ID	<[email protected]>

I have noticed that QEMU 7.7.1 sends m0,4 to a program I am debugging. Is this command valid. I thought access to address zero was forbidden. Any thoughts are welcome.

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