Re: [Devil-Linux-discuss] Beep in serial mode

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Could someone using a serial console try Dominic's patch?

Heiko

> -----Original Message-----
> From: Dominic Raferd [mailto:dl...@ed...]
> Sent: Friday, September 24, 2010 10:05 AM
> To: dev...@li...
> Subject: Re: [Devil-Linux-discuss] Beep in serial mode
> 
>   According to man beep at swoolley.org/*man*.cgi/*beep*: 'beep
> attempts to poke at the tty, which is how it beeps'. So yes it doesn't
use
> the bell character but it is still using tty. The serial console setup
> establishes 2 consoles: tty0 and  ttyS0. In this case, a/c to
> http://tldp.org/HOWTO/Remote-Serial-Console-HOWTO/configure-
> kernel.html,
> 'kernel messages will appear on both the first virtual terminal and
the
> serial port, but messages from the init system and the system logger
will
> appear only on the first serial port'.
> 
> My guess is that the output from the beep program, like that from the
> init system and the system logger, goes to ttyS0 and not to tty0.
There
> doesn't seem to be an option in beep to force it to go elsewhere, so
> maybe for serial consoles echo is the only way.
> 
> I guess /etc/init.d/beep could be modified to use an echo sequence
> directed to /dev/tty0 instead of the beep sequences if `tty` is
> /dev/ttys/0? Something like:
> 
> # diff -U 0 /etc/init.d/beep /opt/beep
> --- /etc/init.d/beep    1980-01-01 01:01:01.000000000 +0000
> +++ /opt/beep 2010-09-24 16:01:20.000000000 +0100
> @@ -51,0 +52,4 @@
> +               if [ "`tty`" = "/dev/ttys/0" ]; then
> +                       # force bell sound to tty0 i.e. local machine
> +                       for n in {4..1}; do echo -en "\a">/dev/tty0;
> sleep 0.$n; done
> +               else
> @@ -58,0 +63 @@
> +               fi
> 
> (untested in a serial console configuration)
> 
> Dominic
> 
> On 24/09/2010 15:35, Heiko Zuerker wrote:
> > The 'normal' DL beep doesn't use the bell character, the program
> > controls the PC speaker directly as far as I remember.
> >
> > Heiko
> >
> >> -----Original Message-----
> >> From: Dominic Raferd [mailto:dl...@ed...]
> >> Sent: Friday, September 24, 2010 9:29 AM
> >> To: dev...@li...
> >> Subject: Re: [Devil-Linux-discuss] Beep in serial mode
> >>
> >>    Ok, I'm glad it worked then. It works for me too with>/dev/tty1,
> >> or
> >>> /dev/tty0. Does it work for you with /dev/tty0?
> >> I am trying to understand why the normal DL startup beep doesn't
> work
> >> for you. Googling 'man beep', there is a suggestion about chmod
4755
> >> beep which might help.
> >>
> >> Can anyone else using DL through serial console configured by
> > install-on-
> >> usb confirm that they don't hear startup beeps at the DL box?
> >>
> >> Dominic
> >>
> >> On 24/09/2010 14:56, mailing dl2 wrote:
> >>> In fact I was looking to hear the beep at the DL box, when you are
> > in
> >>> front of the computer and you are not sure if it has finished its
> > boot
> >>> process.
> >>>
> >>> So your answer match my need.
> >>>
> >>> Thanks.
> >>>
> >>> 2010/9/24 Dominic Raferd<dl...@ed...>:
> >>>>    Sorry then maybe this isn't a solution for you. You might
check
> > the
> >>>> settings of your serial-connection client machine, maybe there is
a
> >>>> way to enable the bell sound. For instance Putty offers different
> >>>> actions upon receiving a bell via the terminal. Maybe your client
> > is
> >>>> just ignoring the bell character when it receives it (via ttyS0)?
> >>>>
> >>>> On 24/09/2010 13:58, mailing dl2 wrote:
> >>>>> Yes, when I redirect to tty1, I hear it on the DL box.
> >>>>>
> >>>>> I will add a script at startup with : echo -e "\a">
/dev/tty1
> >>>>>
> >>>>> Thanks.
> >>>>>
> >>>>> 2010/9/24 Dominic Raferd<dl...@ed...>:
> >>>>>>     So echoing to tty1 do you hear it on your remote machine
(via
> >>>>>> serial
> >>>>>> connection) or just on the local (DL) machine?
> >>>>>>
> >>>>>> On 24/09/2010 12:51, mailing dl2 wrote:
> >>>>>>> I did the test and the result is:
> >>>>>>>
> >>>>>>> through serial port (ttyS0) I do not hear the beep through
> > console
> >>>>>>> port (tty1) I do hear the beep
> >>>>>>>
> >>>>>>> Regards.
> >>>>>>>
> >>>>>>> 2010/9/24 Dominic Raferd<dl...@ed...>:
> >>>>>>>>      I don't use serial mode but does it work if you echo a
> >>>>>>>> bell character (ASCII 07)?
> >>>>>>>>
> >>>>>>>> echo -e "\a"
> >>>>>>>>
> >>>>>>>> Or for several bells, not as distinctive as DL's normal
> > start-up
> >>>>>>>> beep but might be adequate for a start-up signal:
> >>>>>>>>
> >>>>>>>> for n in {3..7}; do echo -en "\a"; sleep 0.$((10-$n))s; done
> >>>>>>>>
> >>>>>>>> Dominic
> >>>>>>>>
> >>>>>>>> On 24/09/2010 08:31, mailing dl2 wrote:
> >>>>>>>>> Hello,
> >>>>>>>>>
> >>>>>>>>> We use our DL boxes in serial mode (install-on-usb) as it is
> >>>>>>>>> easier to have serial acces than KVM access on remote sites.
> >>>>>>>>>
> >>>>>>>>> The problem we face is that in serial mode, the beep at the
> > end
> >>>>>>>>> of the startup process are not working.
> >>>>>>>>>
> >>>>>>>>> At the startup it outputs this:
> >>>>>>>>>
> >>>>>>>>> Starting beep system-up noises:
> >>>>>>>>> ioctl: Invalid argument
> >>>>>>>>> ioctl: Invalid argument
> >>>>>>>>> ioctl: Invalid argument
> >>>>>>>>> ioctl: Invalid argument
> >>>>>>>>> ioctl: Invalid argument
> >>>>>>>>> ioctl: Invalid argument
> >>>>>>>>> ioctl: Invalid argument
> >>>>>>>>>
> >>>>>>>>> When I type "beep" through serial port (ttyS0) it outputs
the
> >>>>>>>>> error message and it does not beep.
> >>>>>>>>> And when I type "beep" through console (tty1) it outputs
> the
> >>>>>>>>> error message but it does beep.
> >>>>>>>>>
> >>>>>>>>> It is realy usefull to hear the beep when you (or a non
> >>>>>>>>> technical
> >>>>>>>>> user) are in a technical without acces to a monitor.
> >>>>>>>>> We really miss it.
> >>>>>>>>>
> >>>>>>>>> Regards.
> >>
> >
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> 
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