Re: Missing USB XHCI and EHCI reset for kexec

[Stefani Seibold]

Am Dienstag, den 15.04.2014, 15:14 -0400 schrieb Alan Stern:
> On Tue, 15 Apr 2014, Stefani Seibold wrote:
> 
> > > > usbcore: registered new interface driver USB-SATA-storage
> > > > USB SATA Mass Storage support registered.
> > > > usb 1-4: new high-speed USB device number 4 using ehci-pci
> > > > xxxx: ports detected
> > > 
> > > What driver is this?  I've never heard of USB-SATA-storage.
> > > 
> > 
> > This is a special embedded USB SATA driver written by me. It is mostly a
> > fork of the usb-storage driver but handle only one vendor and product ID
> > and does switch on a port bit. On the other side this vendor and product
> > ID is black listed in the regular usb-storage driver. 
> 
> Is it possible that your driver leaves the device in a strange state 
> where it won't initialize properly?
> 

I don't think so, because the driver was not used in this test due a
missing harddisk. But i will do a test tomorrow in the office.

- Stefani



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