On Wed, Jun 10, 2009 at 10:31:32PM +0200, Marc Bowes wrote: > Greetings, > > Firstly, I hope that the SCSI list is the correct place to ask about SATA. Not really, linux-ide is the preferred place. > I just got a new chipset (Gigabyte EP45-DQ6) courtesy of a > competition. This coincided with the death of a hard drive. I had to > reinstall my Gentoo system on the new hard drive, and hit this issue > when booting the newly configured Kernel (2.6.29-gentoo-r5): > > ata1: link is slow to respond, please be patient (ready=0) > ata1: softreset failed (device not ready) > ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300) > ata1: link online but device misclassified, retrying > ata1: link is slow to respond, please be patient (ready=0) > ata1: softreset failed (device not ready) > ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300) > ata1: link online but device misclassified, retrying > ata1: link is slow to respond, please be patient (ready=0) > ata1: softreset failed (device not ready) > ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300) > ata1: link online but device misclassified, retrying > ata1: limiting SATA link speed to 1.5 Gbps > ata1: softreset failed (device not ready) > ata1: SATA link up to 1.5 Gbps (SStatus 113 SControl 310) > ata1: link online but device misclassified, device detection might fail > ata2: link is slow to respond, please be patient (ready=0) > ata2: softreset failed (device not ready) > ... (as with ata1) > > This whole process takes a very long time (minutes) to finish. It > seems to be down-grading two of the four SATA-2 drives to SATA-1 > speeds. The drives are actually SATA-2 drives, and appear to work (at > full speed) on my Windows 7 install. What drive model, what ATA controller, and have you checked you're really getting 250MB/s under Windows? -- Matthew Wilcox Intel Open Source Technology Centre "Bill, look, we understand that you're interested in selling us this operating system, but compare it to ours. We can't possibly take such a retrograde step." -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html