Messages in this thread | | | Date | Wed, 06 Jun 2007 13:36:29 +0200 | From | "Lars K.W. Gohlke" <> | Subject | Re: serio interface |
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Jan-Benedict Glaw schrieb: > On Wed, 2007-06-06 12:52:13 +0200, Lars K.W. Gohlke <lkwg82@gmx.de> wrote: >> Jan-Benedict Glaw schrieb: >>> On Wed, 2007-06-06 12:39:17 +0200, Lars K.W. Gohlke <lkwg82@gmx.de> wrote: >>>> Jan-Benedict Glaw schrieb: >>>>> OTOH, why do you want to do the serial stuff in kernel land? Isn't it >>>>> a *lot* easier to do it in userspace? What's your specific device you >>>>> want to work on? >>> You didn't actually answer any of my questions. > >> sorry. >> >> I want to use the interface aka /dev/ttyS0. >> I want to process data inside of a kernel module to provide it /proc >> (done) or as own char-dev (done). >> >> but I can not grab the data. >> >> It is part of my project in my studies. >> >> It is more a conceptual work, but important. I want to release a howto, >> when I complete. > > You still answer unasked questions. Please answer inline: > > * Why do you wanto to do the serial stuff in kernel land? It is more a conceptual work, but important. I want to release a howto, when I complete. > > * Isn't it easier to do it in userspace? yes > > * What specific device do you work on? I want to use the interface aka /dev/ttyS0. (text-stream) > > * New: Is it a wise idea to do it in kernel land? no, explicitly not. To get known hwo to deal with data from devices. > > The /proc filesystem has been somewhat obsoleted in favour of sysfs > for device/driver information. >
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