[OFFTOPIC] Re: ioctl arg passing

On 23 Apr 2001, Mathieu Chouquet-Stringer wrote:

> <[e-mail]> writes:
>
> > On Mon, 23 Apr 2001, Ingo Oeser wrote:
> >
> > > On Mon, Apr 23, 2001 at 05:06:48PM +0100, Matt wrote:
> > > > I'm writing a char device driver for a dsp card that drives a motion
> > > > platform.
> > >
> > > Can you elaborate on the dsp card? Is it freely programmable? I'm
> > > working on a project to support this kind of stuff via a
> > > dedicated subsystem for Linux.
> >
> > Very interesting... The emu10k1 driver (SBLive!) that will appear
> > shortly in acXX will support loading code to it's DSP. It's a very
> > simple chip with only 16 instructions but it can generate
> > hardware interrupts, DMA to host memory, 32 bit math. The maximum
> > program size is 512 instructions (64 bits each) and can make use of 256
> > registers (32 bits).
>
> Do you mean we will be able to have the same kind of stuff they have on
> Windows

If someone writes the dsp code...

> (like the mp3 encoding computed by the SB Live)??

This in particular seems to be a myth...

Rui Sousa