In article <bg1pul$63e$1@reader1.panix.com>, gerg@panix.com says...
> drag <drag@alongthe.path> writes:
> >
> >Having grown tired of using a 9600 baud rate over ttya for the console
> >(headless Sun Blade 100) I just tried increasing the speed to 19200 or
> >38400. Neither new speed worked. (Well, 19200 worked long enough for
> >Solaris to print the first three or four lines of text that always
> >appear when it first boots, but that's it. 38400 baud didn't work at
> >all.) Is it possible to use higher speeds than 9600 for the console?
> >If so, then how does one do it?
> >
>
> You have to change the speed in 4 places:
>
> 1. The open boot prom's ttya-mode parameter.
>
> 2. The /kernel/drv/options.conf file.
>
> 3. The /etc/ioctl.syscon file.
>
> 4. The "console" line in /etc/ttydefs.
>
> #2 and #3 are in "stty -g" format. The easiest way to get the
> right settings into those files is to change #1 and #4, then
> reboot. Live with the messed up boot messages until you get
> the good login prompt. Log in as root on the console, and type
> "stty -g > /tmp/console.speed". Then edit the files in #2 and
> #3 using the formatted data in the /tmp/console.speed file.
>
> Reboot and everything should work at the new speed.
>
> Notes:
> When editing the /kernel/drv/options.conf file, make sure to
> replace just the data between the quote marks. Don't leave
> off the other parts of the line, or your new data won't be used.
>
> When editing the ioctl.syscon file, make a backup copy of the
> original file (e.g. "cp /etc/ioctl/syscon /etc/ioctl/syscon.CYA")
> before changing the file. Don't worry if the new data creates a
> longer line in the file than the original data. Init knows how
> to parse the longer line as well as the shorter one.

Console speed is now 38400. Much better.