[U-Boot] [PATCH 1/2] WIP: Disable SCSI on x86

[Simon Glass]

Hi Bin,

On 1 June 2017 at 01:27, Bin Meng <bmeng.cn at gmail.com> wrote:
>
> Hi Simon,
>
> On Wed, May 17, 2017 at 8:42 AM, Bin Meng <bmeng.cn at gmail.com> wrote:
> > Hi Simon,
> >
> > On Sat, May 13, 2017 at 9:11 AM, Simon Glass <sjg at chromium.org> wrote:
> >> Hi Bin,
> >>
> >> On 8 May 2017 at 01:05, Bin Meng <bmeng.cn at gmail.com> wrote:
> >>> Hi Simon,
> >>>
> >>> On Mon, Apr 10, 2017 at 8:38 AM, Simon Glass <sjg at chromium.org> wrote:
> >>>> This is not to be applied. It is needed to test using CONFIG_DM_MMC on x86
> >>>> since SCSI is broken with this setup.
> >>>>
> >>>> Signed-off-by: Simon Glass <sjg at chromium.org>
> >>>> ---
> >>>
> >>> When you said "SCSI is broken with this setup", did you mean GP#
> >>> exception when boot up with a hard disk like below?
> >>
> >> Yes that's right.
> >>
> >
> > Do you plan to work on a patch soon?
> >
>
> I tracked down the exception happens at part_test_efi()->block_dread() function:
>
> if (!ops->read)
>     return -ENOSYS;
>
> Where ops points to nowhere, because underlying SATA device does not
> have a DM driver associated.
>
> Could you please fix this?

I've been hoping that someone else will take on this side of things,
but perhaps I am optimistic. I'll see if I can take a look.

Regards,
Simon