On Wed, Feb 03, 1999 at 02:08:26PM -0500, [EMAIL PROTECTED] wrote: > In my case, I had reprogrammed IRQ4 so when a char came in from the modem, I > could stuff it to a buffer for use later on, and send data to the buffer (and > ultimately use the IRQ to send it back out again when the buffer was full) > when I had my reply ready. I certainly wouldn't want another program taking > chars from my modem while I'm using it. > > How would you accomplish the same in Linux without using interrupt routines?
You would use interrupts, but in the kernel space. So you must write a kernel driver of any sort to accomplish this. This is the right thing. Remember that the kernel is the interface to the Hardware. Marcus -- "Rhubarb is no Egyptian god." Debian GNU/Linux finger brinkmd@ Marcus Brinkmann http://www.debian.org master.debian.org [EMAIL PROTECTED] for public PGP Key http://homepage.ruhr-uni-bochum.de/Marcus.Brinkmann/ PGP Key ID 36E7CD09
