>From: eric <[EMAIL PROTECTED]>
>To: daniel sheltraw <[EMAIL PROTECTED]>
>Subject: Re: [rtl] DMA
>Date: Wed, 26 Jul 2000 21:58:21 -0400
>
>daniel sheltraw wrote:
> >
> > Hello RTers
> >
> > I know this is a bit off the topic of RT but does anyone have any code
> > that they could share with me to:
> > (1) set up shared memory between RT module and user-space suitable
> > for DMA (contiguous memory),
> > (2) set up the DMA controller under 2.2
> > (3) to start DMA transfer for audio playback
> >
> > I know that is lot but certainly any help will be appreciated greatly.
> >
> > Thanks
> > Daniel
>
>Daniel,
>You talking ISA or PCI?
>If you are talking ISA, you can't do what you want as far as shared
>memory, but I can
>help you with code.
For my present needs I am talking ISA and any sample code you code
send my way would be great. Why can't I allocate shared contiguous memory in
the ISA case?
If you are talking PCI, you can do what you want
>but i can't help.
>
Any references for PCI. I will need the PCI method soon enough?
>Do you have an L5?
I wish! I had a ES175 for quite a while but it didn't have the L5
punch. Soon ... soon.
Thanks Eric
>
>eric
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