Date: Mon, 15 Nov 2004 20:45:01 -0700 (MST) From: "M. Warner Losh" <imp@bsdimp.com> To: ma@dt.e-technik.uni-dortmund.de Cc: current@freebsd.org Subject: Re: Deadlock problems with 'kill PID' on CURRENT Message-ID: <20041115.204501.27780819.imp@bsdimp.com> In-Reply-To: <m3wtwmtyh4.fsf@merlin.emma.line.org> References: <Pine.NEB.3.96L.1041115133457.80435A-100000@fledge.watson.org> <20041116002837.GE56252@squash.dsto.defence.gov.au> <m3wtwmtyh4.fsf@merlin.emma.line.org>
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In message: <m3wtwmtyh4.fsf@merlin.emma.line.org>
Matthias Andree <ma@dt.e-technik.uni-dortmund.de> writes:
: "Wilkinson, Alex" <alex.wilkinson@dsto.defence.gov.au> writes:
:
: > Robert, what is an NMI button ?
:
: A button - usually on server and high-availability hardware,
: next to the RESET button. NMI is a non-maskable interrupt,
: i. e. one that software cannot opt out of.
Or you take a paperclip, and short out A1 and B1 together on the ISA
bus. I have an old, cast off ISA card that I have rigged up in two
ways. One: I have a switch, and two I have a one shot detector on the
// port that also brings #IOCHK low and then high...
Warner
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