Re: PCI DMA into USER space

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Tue Jun 13 2000 - 17:06:58 EST


> Does anyone have an example (that works) of how to DMA from a PCI card into
> user space on a PC running Linux? We do this on Unix systems and need to be
> able to do this under Linux.

2.2 DMA into kernel memory and mmap that to user space (see sound drivers
for an example)

2.4test you can use kiovecs to write directly to pinned user pages

>

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.rutgers.edu
Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Thu Jun 15 2000 - 21:00:30 EST