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Re: Parallel port on Aranym?

On Tue, Apr 22, 2008 at 11:22:43PM -0600, Steve Brown wrote:
> Hi folks,
> I am trying to get the parallel port to work on an Aranym system
> running a 2.4.27 kernel.   I would like to get some sort of link
> between the VM and host.  Just for a test, I have set Aranym to write
> to a tty:
> Type = file
> File = /dev/pts/6
> [LILO]
> Kernel = /scratch/aranym/aranym-linux-kernel-2.4.27-12/vmlinux
> Args = root=/dev/hda1 video=atafb:stahigh stram_swap=0 debug=par
> ...and Aranym will happily spew dmesg out onto my xterm.
> However, I can't use the parallel device from userland:
> # echo hello > /dev/par0
> -bash: /dev/par0: no such device
> I seem to remember that the Mac SCC serial driver was broken.  Is this
> driver broken too?  Is there any kernel with a good one?

No, the stock kernel doesn't have full console support. Roman wrote a 
patch for NFCON and NFBLOCK on linux-m68k, but I haven't gotten it to 
compile yet. (Haven't had enough time to sort it out.)

NFCON provides a full console. NFBLOCK provides an alternate disk driver
that bypasses all the emulation and write directly to the host
filesystem (I believe).

I have a copy at

I wrote an inferior patch that installs a character driver at
/dev/nfstderr. It's at 

Stephen R. Marenka     If life's not fun, you're not doing it right!

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