Date: Wed, 16 Feb 2005 15:18:06 +0000 From: Peter Risdon <peter@circlesquared.com> To: Rob <spamrefuse@yahoo.com> Cc: ea1abz@wanadoo.es Subject: Re: UDMA ICRC error Message-ID: <1108567086.23699.335.camel@lorna.circlesquared.com> In-Reply-To: <20050216143105.57059.qmail@web54003.mail.yahoo.com> References: <20050216143105.57059.qmail@web54003.mail.yahoo.com>
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On Wed, 2005-02-16 at 06:31 -0800, Rob wrote: > Ramiro Aceves wrote: > > > > I have read that others had this problem before. I > > just write this report for you to know. > > > > When I installed FreeBSD 5.3 R, I get some errors > > like this, but I could end the install: > > > > ad0: WARNING -READ_DMA UDMA ICRC error (retrying > > request) LBA=5313599 > > ad0: FAILURE -READ_DMA status=51<READY,DSC,ERROR> > > error=84 >ICRC,ABORTED> > > spec_getpages:(ad0s1a) I/O read failure: (error=5) > > ................ > > > > I have solved the problem disabling DMA: > > hw.ata.ata_dma="0" > > > > (I previously tried disabling ACPI with no success, > > and playing with BIOS LBA, LARGE, NORMAL settings > > at the BIOS with no success). > > > > Now ad0: works in PIO4 mode and everything is fine, > > previously , it was UDMA33. Now there are no errors. > > There's you and me now. I have this problem with two > of my PCs. I don't know yet of anybody else who has > these problems. > > It's indeed a serious problem, but too few people > running 5.3 seem to suffer from this. No, it's a known problem and I filed a pr about it a while back. So far as I know, there's been no action on the pr and disabling dma is the only workaround. > > Have you tried with 4.11? > I bet that would not generate these problems. Agreed. Peter.
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