Hi,

Joao Pinto <[email protected]> writes:
> Hi Felipe,
> I confirmed that no interrupts are received. My hw colleague is going to check
> the design!
>
> On 4/29/2016 11:25 AM, Felipe Balbi wrote:
>> 
>> Hi João,
>> 
>> Joao Pinto <[email protected]> writes:
>>> I am trying to bring up a USB 3.0 Host Controller with an ARM64 platform 
>>> (Juno)
>>> and I was also getting the dma issue discussed in this thread:
>>>
>>> https://www.mail-archive.com/[email protected]/msg73137.html
>>>
>
> [snip]
>
>>> usb usb4: Manufacturer: Linux 4.6.0-rc5 xhci-hcd
>>> usb usb4: SerialNumber: xhci-hcd.0.auto
>>> hub 4-0:1.0: USB hub found
>>> hub 4-0:1.0: 1 port detected
>>> usbcore: registered new interface driver usb-storage
>>>
>>> The problem now is when I insert a pendrive nothing really happens, not 
>>> sure why
>>> exactly.
>>>
>>> Could you give me an hint?
>> 
>> Do you get any interrupts at all ? When a pen drive is attached, XHCI
>> should interrupt and it should see a port status change. Check
>> /proc/interrupts before and after connecting this pendrive of yours.
>> 
>
> Thanks for the help, I will give an update on this.

cool, glad to help.

-- 
balbi

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