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Re: [Qemu-devel] Patch causes Mac OS X to print dead controller messages
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From: |
Programmingkid |
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Subject: |
Re: [Qemu-devel] Patch causes Mac OS X to print dead controller messages |
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Date: |
Mon, 6 Mar 2017 10:18:51 -0500 |
On Mar 6, 2017, at 4:10 AM, Gerd Hoffmann wrote:
> On Mi, 2017-03-01 at 23:08 -0500, Programmingkid wrote:
>> commit 95ed56939eb2eaa4e2f349fe6dcd13ca4edfd8fb
>> usb: ohci: limit the number of link eds
>>
>> This patch causes Mac OS X to continuously print this message:
>> USBF: 35.508 AppleUSBOHCI[0x1187000] Watchdog detected dead controller (hcca
>> #: 0, hc#: 863)
>>
>> I used git bisect to find this patch. None of the USB devices work when
>> connected to the OHCI USB controller.
>
> Hmm, ok, appearently the limit is too strict for macos. Can you try to
> increase ED_LINK_LIMIT ?
I used the value of 20 and it worked.