Date: Tue, 13 Oct 2009 18:03:42 -0600 (MDT) From: "M. Warner Losh" <imp@bsdimp.com> To: jkim@freebsd.org Cc: ertr1013@student.uu.se, marcel@freebsd.org, svn-src-all@freebsd.org, xcllnt@mac.com, marck@rinet.ru, src-committers@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r197969 - head/sys/conf Message-ID: <20091013.180342.-905862086.imp@bsdimp.com> In-Reply-To: <200910131703.50700.jkim@FreeBSD.org> References: <20091013200820.GA84594@owl.midgard.homeip.net> <alpine.BSF.2.00.0910140039030.78064@woozle.rinet.ru> <200910131703.50700.jkim@FreeBSD.org>
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In message: <200910131703.50700.jkim@FreeBSD.org>
Jung-uk Kim <jkim@FreeBSD.org> writes:
: On Tuesday 13 October 2009 04:42 pm, Dmitry Morozovsky wrote:
: > On Tue, 13 Oct 2009, Erik Trulsson wrote:
: >
: > ET> (There might also be some motherboard out there that has
: > ISA-slots and ET> supports amd64-capable CPUs but one will have to
: > look fairly hard to find ET> one.)
: >
: > Oh, I would love to see at least a photo of such a beast ;-)
: >
: > (As for my experience, the highest CPU on a mobo with [E]ISA slots
: > were Intel Pentium, or similar AMD K6)
:
: Physical ISA slots on motherboard may be hard to find item these days
: but PCI-to-ISA bridge boards exist and should work on any
: architecture, at least theoretically. :-)
The code in question is scannign for expansion ROMs on a ISA connected
card. These ROMs are x86 code, but that's not relevant to the
scanning of the bus for them since the card will decode those memory
ranges even if the host CPU can't execute the code.
Warner
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