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Re: [Qemu-devel] [Qemu-ppc] [PATCH 0/3] ohci reset improvements
From: |
Mark Cave-Ayland |
Subject: |
Re: [Qemu-devel] [Qemu-ppc] [PATCH 0/3] ohci reset improvements |
Date: |
Sun, 20 Dec 2015 18:34:41 +0000 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Icedove/38.4.0 |
On 19/12/15 23:23, Hervé Poussineau wrote:
> Hi,
>
> This small patchset adds different reset levels to OHCI USB controller.
> The idea is from Benjamin Herrenschmidt.
> Most significant change is that MacOS 9 doesn't try anymore to do some
> DMA transfer to address 0, and boots a little bit further.
>
> Hervé
>
> Hervé Poussineau (3):
> ohci: split reset method in 3 parts
> ohci: fix Host Controller USBRESET
> ohci: fix command HostControllerReset
>
> hw/usb/hcd-ohci.c | 64
> ++++++++++++++++++++++++++++++++-----------------------
> 1 file changed, 37 insertions(+), 27 deletions(-)
I've given this patchset a test against my GSOC OS 9 images and it seems
to help against USB crashes (although there are still other extensions
that crash on boot) while not regressing my other images, so:
Tested-by: Mark Cave-Ayland <address@hidden>
ATB,
Mark.