From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: From: Charles Forsyth To: 9fans@cse.psu.edu Subject: Re: [9fans] venti+fossil woes In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Date: Tue, 18 Nov 2003 15:27:00 +0000 Topicbox-Message-UUID: 8eeb15f0-eacc-11e9-9e20-41e7f4b1d025 it's probably just me, but i nearly always suspect software rather than hardware, until i'm absolutely sure (i have seen some botched hardware though). i wonder whether the iBsy+ isn't a clue: it has got an interrupt, but the device is busy when the interrupt function starts, and it seems to happen (after some point) under load. is the interrupt shared? are rwm and dma set?