On Thu, 15 Jun 2000 17:59:48 +0100, Tim Waugh <email@example.com> wrote:
> On Thu, Jun 15, 2000 at 12:37:40PM -0400, Dave Strauss wrote:
> > I'm trying to find out if the parallel port code in the 2.2.14 kernel
> > supports ECP mode. As far as I can tell from reading the sources it
> > doesn't, but I wanted to verify that this is the case. If it *does*
> > support ECP, how do I get it to happen? If not, is there any way
> > I can add patches to add ECP support? What are the plans for adding
> > ECP support in future kernels?
> It doesn't support the ECP protocol.
> There is a patch (ppdev) for 2.2 to make it support the ECP protocol,
> but which doesn't use hardware ECP assistance.
I don't understand the significance of "doesn't use hardware ECP
assistance". What sort of assistance are you referring to? DMA?
> The 2.4 kernel will use ECP assistance as well.
Do you mean "The 2.4 kernel also will not use ECP assistance."?
Does this imply that the 2.4 kernel will do ECP transfers, but
might be slower than other implementations?
> [ ... ]
-- Dave Strauss
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