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Re: [Qemu-devel] [PATCH v5] hcd-ohci: add dma error handling
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From: |
Alexey Kardashevskiy |
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Subject: |
Re: [Qemu-devel] [PATCH v5] hcd-ohci: add dma error handling |
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Date: |
Sat, 27 Jul 2013 01:01:24 +1000 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130514 Thunderbird/17.0.6 |
On 07/26/2013 09:34 PM, Gerd Hoffmann wrote:
> On 07/26/13 12:52, Alexey Kardashevskiy wrote:
>> Current hcd-ohci does not handle DMA errors. However they may happen
>> so here we introduce simple error handling.
>>
>> On such errors, a typical OHCI will stop operating, signal the guest
>> about the error by sending "UnrecoverableError Event", set itself into
>> error state and set "Detected Parity Error" in its PCI config space
>> to signal that it got an error and so does the patch.
>>
>> This also adds ohci_die() call to ohci_bus_start() to handle possible
>> failure of qemu_new_timer_ns().
>>
>> Signed-off-by: Alexey Kardashevskiy <address@hidden>
>
> Patch added to usb patch queue.
yay! thanks :)
--
Alexey