From: Aaron Williams <awilliams@marvell.com>
To: u-boot@lists.denx.de
Subject: [EXT] USB3 XHCI crashing with USB 3 hub on Octeon
Date: Tue, 23 Feb 2021 05:57:34 -0800 [thread overview]
Message-ID: <3397741.eFTFzoEnKi@flash> (raw)
In-Reply-To: <5778f2a5-9ea4-dcf1-07b7-28be6277f5b6@denx.de>
I am using the latest pull and it's still crashing.
-Aaron
On Tuesday, February 23, 2021 2:39:41 AM PST Stefan Roese wrote:
> On 23.02.21 11:36, Mark Kettenis wrote:
> >> From: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
> >> Date: Tue, 23 Feb 2021 10:23:04 +0100
> >>
> >> On Tue, 2021-02-23 at 09:15 +0100, Stefan Roese wrote:
> >>> Hi Bin,
> >>> Hi Aaron,
> >>>
> >>> I've added Nicolas to Cc, as he also recently did some work on the
> >>> physical vs virtual addresses in the xHCI driver.
> >>>
> >>> On 23.02.21 09:07, Bin Meng wrote:
> >>>> Hi Aaron,
> >>>>
> >>>> On Tue, Feb 23, 2021 at 3:31 PM Aaron Williams <awilliams@marvell.com>
wrote:
> >>>>> I have a follow-up. USB is working on our OcteonTX boards running
> >>>>> 2020.10. It may be something specific to the Octeon port. Note that I
> >>>>> did see a problem where the scratchpad memory is using direct
> >>>>> pointers instead of physical addresses (which will not work on MIPS).
> >>>>> As far as I know, however, the Octeon XHCI controller does not use
> >>>>> the scratchpad memory.
> >>>>
> >>>> Do you plan to send a patch to convert the scratchpad pointer to
> >>>> physical address?
> >>>
> >>> Nicolas, did your patch also address the scratchpad area (sorry for not
> >>> looking myself).
> >>
> >> Yes, my patch took care of that :).
> >
> > Ah cool. I missed that patch. Looks like this is exactly what I need
> > to cater for the translation done by the IOMMU on the Apple M1.
> >
> > Won't be sending that patch then ;)
>
> Nice.
>
> Aaron, it might be that you missed this patch series with your latest
> mainline xHCI tests a few days ago. Could you please try again with
> current mainline and report back, if this changes the behavior on
> Octeon MIPS with USB3 hubs?
>
> Thanks,
> Stefan
next prev parent reply other threads:[~2021-02-23 13:57 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-19 13:57 USB3 XHCI crashing with USB 3 hub on Octeon Aaron Williams
2021-02-23 7:31 ` [EXT] " Aaron Williams
2021-02-23 8:07 ` Bin Meng
2021-02-23 8:15 ` Stefan Roese
2021-02-23 9:23 ` Nicolas Saenz Julienne
2021-02-23 9:25 ` Stefan Roese
2021-02-23 9:32 ` Nicolas Saenz Julienne
2021-02-23 10:36 ` Mark Kettenis
2021-02-23 10:39 ` Stefan Roese
2021-02-23 13:57 ` Aaron Williams [this message]
2021-02-23 15:17 ` Stefan Roese
2021-02-23 8:38 ` Mark Kettenis
2021-02-23 8:49 ` Aaron Williams
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