From mboxrd@z Thu Jan 1 00:00:00 1970 MIME-Version: 1.0 Date: Wed, 10 Aug 2011 07:58:20 -0700 Message-ID: From: ron minnich To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net> Content-Type: text/plain; charset=ISO-8859-1 Subject: [9fans] fun: jtag over ethernet Topicbox-Message-UUID: 0dccb734-ead7-11e9-9d60-3106f5b1d025 http://phys.columbia.edu/~cqft/qcdoc/qcdoc.htm purpose-built QCD system. what's fun is that the nodes have no firmware. To boot a node, you send it jtag packets over ethernet. What's a node do when it boots? Boot other nodes, of course. Quite scalable. ron