Date: Thu, 11 Sep 1997 16:05:05 +1000 From: Bruce Evans <bde@zeta.org.au> To: freebsd-bugs@FreeBSD.ORG, j@uriah.heep.sax.de, joerg@FreeBSD.ORG Subject: Re: kern/4486 Message-ID: <199709110605.QAA28335@godzilla.zeta.org.au>
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>As suggested by Tor Egge <tegge@idi.ntnu.no>, the actual problem was >that attempting to dump parts of the adapter memory region (most >likely the video adapter memory in this case) caused the hang. Tor's >suggested workaround has been committed, in a slightly generalized >form. There should be no problem with adapter memory for wddump(), since adapter memory should look like ordinary memory at least when it is accessed via normal instructions <= 32 bits at a time. Does the broken system also hang for 64-bit video accesses via the FPU? Bruce
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