On 7/13/07, Avi Kivity <[EMAIL PROTECTED]> wrote:
> Dave Hansen wrote:
> > On Thu, 2007-07-12 at 08:37 +0300, Avi Kivity wrote:
> >
> >> Can you confirm it by backing out that one patch?
> >>
> >
> > Do you know the git commit id by chance?
> >
> > -- Dave
> >
> >
> commit 55a3212bc2f5ecddcd4c5cdf2bfb37ad71e45ff2
> Author: Luca Tettamanti <[EMAIL PROTECTED]>
> Date:   Tue Jun 5 14:47:33 2007 +0300
>
>     kvm: qemu: initialize ata ports as enabled
>
>     this allows libata to see the qemu ata ports.
>
> diff --git a/qemu/hw/ide.c b/qemu/hw/ide.c
> index 190f074..ddfb9bc 100644
> --- a/qemu/hw/ide.c
> +++ b/qemu/hw/ide.c
> @@ -2586,6 +2586,8 @@ static void piix3_reset(PCIIDEState *d)
>      pci_conf[0x06] = 0x80; /* FBC */
>      pci_conf[0x07] = 0x02; // PCI_status_devsel_medium
>      pci_conf[0x20] = 0x01; /* BMIBA: 20-23h */
> +    pci_conf[0x41] = 0x80; // enable port 0
> +    pci_conf[0x43] = 0x80; // enable port 1
>  }
>
>  void pci_piix_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn)
>
>
> I was unable to reproduce this on a FC6 i386 guest.

Hum... I assume the FC6 is using the "old" IDE driver, yes? I can't
see why that patch should matter though... if those bits are not set
then the IDE controller is not decoding the commands (on real hw).

Luca

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