On Wed, 23 Jun 2004, Ian Morgan wrote:

> On Wed, 23 Jun 2004, Ian E. Morgan wrote:
> 
> > The only immediate thing that stands out to me is that in 2.4 the INQUIRY is
> > '12 00 00 00 FF 00' (Allocation length 255), while in 2.6 it is '12 00 00 00 
> > 24 00' (Allocation length 36 (makes sense)).
> 
> I added an unusual_devs.h entry:
> 
> UNUSUAL_DEV(  0x0dbf, 0x0302, 0x0000, 0xffff,
>      "Addonics",
>      "USb to IDE Cable",
>      US_SC_DEVICE, US_PR_DEVICE, NULL,
>      US_FL_FIX_INQUIRY ),
> 
> to bypass the INQUIRY command, thinking that it was not being liked by the
> reader, but now it just goes immediately on to the TEST_UNIT_READY command
> which fails in exactly the same way (1st 31 byte chunk OK, 2nd 13 byte chunk
> times out).

I'm not surprised.  The difference most likely is something we can't 
easily observe, like subtle timing changes.

Alan Stern



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