Date: Thu, 17 Feb 2005 00:37:26 +0100 From: Ramiro Aceves <ea1abz@wanadoo.es> To: Peter Risdon <peter@circlesquared.com>, freebsd-questions-en <freebsd-questions@FreeBSD.org> Subject: Re: UDMA ICRC error Message-ID: <4213D936.1040700@wanadoo.es> In-Reply-To: <1108567086.23699.335.camel@lorna.circlesquared.com> References: <20050216143105.57059.qmail@web54003.mail.yahoo.com> <1108567086.23699.335.camel@lorna.circlesquared.com>
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Peter Risdon wrote: > 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. > > > Hi Peter! Thank you very much for the usefull information. We will keep in touch for any news. Ramiro.
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