Re: ldattach(8) alike util in NetBSD?

[Marc Balmer <marc%msys.ch@localhost>]

Am 16.02.15 um 03:34 schrieb Christos Zoulas:
> In article <CBA94F53-88B0-454D-950E-489E95899CBF%nordu.net@localhost>,
> Fredrik Pettai  <pettai%nordu.net@localhost> wrote:
>> On 09 Feb 2015, at 09:16 , Marc Balmer <marc%msys.ch@localhost> wrote:
>>> Am 09.02.15 um 09:06 schrieb Fredrik Pettai:
>>>
>>>> OpenBSD has ldattach(8) for setting for instance baudrate on a serial
>> device. 
>>>>
>> http://www.openbsd.org/cgi-bin/man.cgi/OpenBSD-current/man8/ldattach.8?query=ldattach&sec=8
>>>>
>>>> Is there a similar util in NetBSD ?
>>>
>>> slattach(8). You can set the baudrate using the -s option.
>>>
>>> See http://netbsd.gw.com/cgi-bin/man-cgi?slattach++NetBSD-current
>>
>> Hmmm, it doesn?t seem to work well?
>>
>> rpi# slattach (-l) -n -s 460800 /dev/ttyU0 (or ttyU1)
>> slattach: TIOCSLINED: Device not configured
> 
> slattach is for slip (Serial Line IP, the precursor to ppp). I don't
> understand why Marc said it would do what you want. Perhaps you don't
> have slip configured in your kernel and that's the error about the line
> discipline.

Actually "our" slattach can attach any line discipline, not only slip.
ldattach in OpenBSD supersedes slattach, which in contrast to ours can
not attach arbitrary line disciplines.


> 
>> dmesg says:
>>
>> uftdi0 at uhub1 port 2
>> uftdi0: FTDI FT232R USB UART, rev 2.00/6.00, addr 4
>> ucom0 at uftdi0 portno 1
>> ucycomopen: unit=0
>> ucycomopen: sc=0x0
>> ucycomopen: unit=1
>> ucycomopen: sc=0x0
> 
> What are you trying to do here? Use a serial line from a program
> that does not understand how to set the baud rate?