Help: Fedora15/Fedora 14 can not find the the DVD-ROM when install using Sata DVD-ROM drive and my BIOS was configured in IDE Mode for Intel Cougar Point 6GB/S port
Alan Cox
alan at lxorguk.ukuu.org.uk
Wed Sep 7 10:32:34 UTC 2011
On Wed, 7 Sep 2011 05:40:36 +0000
"Focus.Luo" <luoyanqing at sjtu.org> wrote:
> Hi all,
> Fedora15/Fedora 14 can not find the the DVD-ROM when install using Sata DVD-ROM drive and my BIOS was configured in IDE mode for Intel Cougar Point Sata controller on Sata 6GB/S port.
> But when I changed the sata 6Gb/s port from IDE mode to AHCI mode on my BIOS, the Fedora15/Fedora 14 can be installed successly.
> And I alse do a test on changing the DVD-ROM to the sata 3GB/s port and keep the sata controller on IDE mode, the Fedora15/14 can also be installed successly.
> I also have done an other test, I try to install RHEL 6.0 on the sata 6GB/s port and keep the sata controller on IDE mode , and I also have the right result.
> So, it is my BIOS have a bug? or Fedora15/14 can not be installed on sata 6GB/s port when the sata controller is configured in IDE mode? or there is a bug on linux kernel(RHEL6.0 kernel:2.6.32, FC15 kernel:2.6.40)?
> Someone can help me.
> thanks.
>
> My computer: cpu: intel sandy brige(i5 2500), pch: intel cougar point(QM67)
This seems to be a Sandybridge problem - a comnbination of 32bit PIO
transfers to ATAPI devices and the port being in IDE mode.
Please add yourself and system info to
https://bugzilla.kernel.org/show_bug.cgi?id=40592
Thanks
Alan
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