Date: Sun, 01 Dec 1996 00:00:20 +0100 From: Poul-Henning Kamp <phk@critter.tfs.com> To: Chuck Robey <chuckr@glue.umd.edu> Cc: hardware@freebsd.org Subject: Re: the "debug" connector on a P6... Message-ID: <6584.849394820@critter.tfs.com> In-Reply-To: Your message of "Sat, 30 Nov 1996 17:50:45 EST." <Pine.OSF.3.95.961130175009.10210G-100000@packet.eng.umd.edu>
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In message <Pine.OSF.3.95.961130175009.10210G-100000@packet.eng.umd.edu>, Chuck Robey writes: >On Sat, 30 Nov 1996, Poul-Henning Kamp wrote: > >> >> Most P6 motherboards seems to have the "debug" connector for each CPU. >> As far as I know you can get hold of the boundary-scan signals of the >> CPU this way, and poke around and debug the state of it. >> >> Now, are there anybody out there who knows what it would take to get >> something that plugs into that connector ? >> >> Preferably something that could be controlled from FreeBSD... > >Any kind of clue as to what such a connector looks like, like how many >pins, or something? it's a 2x20 (or thereabout) berg connector, ie: somewhat like the two rows of pins for the floppy cable. -- Poul-Henning Kamp | phk@FreeBSD.ORG FreeBSD Core-team. http://www.freebsd.org/~phk | phk@login.dknet.dk Private mailbox. whois: [PHK] | phk@tfs.com TRW Financial Systems, Inc. Power and ignorance is a disgusting cocktail.
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