On Tue, Aug 28, 2012 at 5:55 AM, Pete Batard <p...@akeo.ie> wrote:
> On 2012.08.27 10:10, Xiaofan Chen wrote:
>>>> It seems to me "xusb -k" does not work well with some
>>>> USB Flash Drive like the Sandisk 8GB drive and a
>>>> Kingston 1GB drive I have, even with a real Windows 7
>>>> x64 machine.
>>>
>>> Yeah, I'm seeing some of those issues too.
>>
>> I think this is pretty normal as xusb is only a test program.
>
> Not really. The mass storage test of xusb should work. It's there to
> demonstrate the libusbx capabilities against USB devices that are mass
> storage, and there's no real reason it should fare worse than Windows in
> that respect.

I mean 'xusb -k" will not work for certain USB flash drive
no matter which driver you use since there are many
non-compliant USB Mass Storage device.

The libusbk.sys case is different.

> Right now, and just like your tests, I'm pretty much seeing a read
> failure against any mass storage device I try, when using the libusbK
> driver.

Please refer to previous reply to that one. It seems to me libusbK
is less forgiving about the bulk transfer size.

Just wondering if you set some non-default pipe policy for
libusbK in the libusbx codes, that might cause the issue
as well.
http://libusbk.sourceforge.net/UsbK3/group__usbk.html#ga10f9e367e4241c431edc2cecd1bb827e

-- 
Xiaofan

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