Date: Wed, 7 Sep 2005 21:36:54 -0300 From: Fernando Schapachnik <fernando@schapachnik.com.ar> To: "Jeff D. Hamann" <jeff.hamann@forestinformatics.com> Cc: freebsd-amd64@freebsd.org Subject: Re: amd64 ad0: TIMEOUT - READ_DMA on boot... Message-ID: <20050908003654.GE697@funes2.schapachnik.com.ar> In-Reply-To: <002f01c5b408$13f24630$0a00a8c0@rodan> References: <002f01c5b408$13f24630$0a00a8c0@rodan>
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En un mensaje anterior, Jeff D. Hamann escribió: > I'm trying to set up a new amd64 FreeBSD 5.4 machine and when I > attempt to boot up for the first time (many time by now), I get > the following message(s): > > isa_dmainit(2, 40960) failed > > blah, blah, blah, then... > > ad0: 190782MB <WDC WD2000JB-00GVA0/08.02D08> [387621/16/53] at > ata0-master WDMA2 > ad0: TIMEOUT - READ_DMA retrying (2 retries left) LBA=390721905 6.0-BETA solved that for me (although on an old IDE disk). You can also try (at the cost of performance) to disable DMA in the BIOS and/or the OS. Good luck. Fernando P. Schapachnik fernando@schapachnik.com.ar
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