Messages in this thread | | | Date | Thu, 21 Jun 2001 18:38:09 +0700 | From | "Dmitry A. Fedorov" <> | Subject | Re: Is it useful to support user level drivers |
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On Thu, 21 Jun 2001, Balbir Singh wrote:
> I realize that the Linux kernel supports user > level drivers (via ioperm, etc). However interrupts > at user level are not supported, does anyone think > it would be a good idea to add user level interrupt > support ? I have a framework for it, but it still > needs > a lot of work.
http://www.ibiblio.org/pub/Linux/kernel/irq-1.68.2.tar.gz ftp://ftp.inp.nsk.su/export/fedorov/soft/irq-1.68.2.tar.gz
(2.0.x - 2.2.x kernels)
kernel module to delivery hardware interrupts to user space programs. Hardware interrupts (IRQ) are accessible by character devices /dev/irq[0-15]. Interrupts delivered by signals and select(2)/poll(2)
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