Re: Accessing serial device from within

Ben Collins (bcollins@debian.org)
Thu, 14 Mar 2002 11:46:03 -0500

On Thu, Mar 14, 2002 at 05:40:12PM +0100, Hansen Martin wrote:
> I am writing a module, that will communicate with a device attached to the
> serial port.
>
> How can I do that from inside a module, using the present uart driver?
> I want to do something like finding and calling the read/write routine that
> is called by the kernel when a process from user space accesses the
> /dev/ttyS1.
>
> The reason I want to do it this way is that I don't want my module to only
> fit one uart.

The question is, why do this in the kernel, when it is more easily
handled in userspace?

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