Drew Eckhardt writes:
> In message <[EMAIL PROTECTED]>, [EMAIL PROTECTED]
> writes:
> > > Have you checked meanwhile if NT really sees the irq 5 or has
> > > just registered it?
> >
> >I've no idea to do that on NT, so I made this test:
> >
> >Both a SCSI CD-ROM and 4mm DAT are connected to the TMC 9C50.
> >
> >While a full tape erase has been sent (quite a long job), I've complete
> >CD-ROM acces where a recusive dir
> >(DIR /S) gives me pretty good performances. I guess that if disconnection
> >was not allowed, CD-ROM performances should not be so good. Right ?
>
> Sure, although that doesn't mean it's using interrupts. You could
> easily attach to a timer,and check for reselection every time it fired.
>
>
Sure, I added something like this to the seagate driver to
get better performance out of a device that _didn't_ disconnect.
Drew didn't like some details and I didn't get around to fix it
so it never went in. I might dig up the old stuff and see if it
might be useful.
Egbert.
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