From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from viefep13-int.chello.at (viefep13-int.chello.at [213.46.255.15]) by dsl2.external.hp.com (Postfix) with ESMTP id 88EC0482C for ; Wed, 21 Nov 2001 12:16:42 -0700 (MST) Message-ID: <3BFBFD98.29F4D69A@gmx.at> Date: Wed, 21 Nov 2001 20:16:40 +0100 From: Christoph Plattner MIME-Version: 1.0 To: Ryan Bradetich Cc: marteaut@esiee.fr, grundler@puffin.external.hp.com, "parisc-linux@lists.parisc-linux.org" Subject: Re: [parisc-linux] Re: E55 status - THE DRIVER ! References: <3BF99676.2A291CDD@gmx.at> <1006299638.4898.16.camel@beavis> Content-Type: text/plain; charset=us-ascii Sender: parisc-linux-admin@lists.parisc-linux.org Errors-To: parisc-linux-admin@lists.parisc-linux.org List-Help: List-Post: List-Subscribe: , List-Id: parisc-linux developers list List-Unsubscribe: , List-Archive: Hello again, Are you able to write the drivers ? Do you have the documentation for that ? I have problems with my spare time, but I am also interested in writing drivers (especially for my machine !) Which drivers will you write ? MUX ?, SCSI ? (parallel port ?) Bye Christoph Ryan Bradetich wrote: > > Hello Christoph, > > I have integrated your patch into my tree, and have been testing out the > patch on my C200+ and the K460. With the PDC console patch, I do get to > the console on the K460 which is great news. I am still going to work > on the driver for the actual hardware (in my case the Eole CAP/MUX, and > in your case the Sahp Baat Kiuh AP/MUX), but this is a nice work around > until that work is finished. > > When integrating your patch into my tree, I made the following changes: > > * Dropped the LCD support. > I do not understand this portion of the code very well, and it had > some uglyness that made me feel uneasy to commit to the tree. Someone > else should look at this and integrate it properly. > > * Renamed the pdc_drv to pdc_console. > Just seemed more accurate to me .. I am open for other opinions > on this. > > * Added the configure option and help text for the PDC software console. > * Inegerated CONFIG_PDC_CONSOLE into the drivers/char/Makefile. > * Integrated CONFIG_PDC_CONSOLE into arch/parisc/kernel/pdc_cons.c and > performed some minor cleanups. > > * probably other things I've forgotten :) > > Overall I though the patch looked great, but I still have 1 concern left > and that is about the major number. > > According to Documentation/devices.txt major number 30 is reserved for: > 30 char iBCS-2 compatibility devices > > I understand about --><-- much about how major numbers are handled and I > know this is a topic of debate among the main stream kernel developers. > If we ever want to move this driver into the mainstream kernel this > issue will probably need to be resolved ... and I have no idea on how to > proceed. Maybe others on this list will have an idea, or when the time > comes we will need to address this on the lkml. Before I commit this > patch to the CVS repository, I'd like to get some concensus on this list > about what is right. (ie for the debian installer to work with this > device, /dev/ttyB0 will need to be added to the MAKEDEV package, etc). > > Anyways the patch is available for feedback at: > ftp://ftp.parisc-linux.org/patches/pdc_console.diff > > I am still working on testing this driver ... I would be very happy to > see install the K460 using the debian installer using this patch. I am > currently working on making that happen. > > Thanks, > > - Ryan -- ------------------------------------------------------- private: christoph.plattner@gmx.at company: christoph.plattner@alcatel.at