> On 16 Jan 2020, at 11:16, Hans Petter Selasky <h...@selasky.org> wrote:
>
> ktracing
wrote a small c program, that just opens and tries to read, the open fails with
‘’open: Device not configured”
and the console shows:
Jan 16 11:59:09 neo-black-1 kernel: umodem0: detached
Jan 16 11:59:14 neo-black-1 kernel: ugen5.2: <SM SM-2D PRODUCT USB UART> at
usbus5
Jan 16 11:59:14 neo-black-1 kernel: umodem_probe:
Jan 16 11:59:14 neo-black-1 syslogd: last message repeated 1 times
Jan 16 11:59:14 neo-black-1 kernel: umodem0 on uhub5
Jan 16 11:59:14 neo-black-1 kernel: umodem0: <SM SM-2D PRODUCT USB UART, class
2/0, rev 1.10/1.00, addr 2> on usbus5
Jan 16 11:59:14 neo-black-1 kernel: umodem0:
Jan 16 11:59:14 neo-black-1 kernel: data interface 1, has no CM over data, has
no break
Jan 16 12:01:52 neo-black-1 kernel: umodem_cfg_set_dtr: onoff=1
Jan 16 12:01:52 neo-black-1 kernel: umodem_cfg_set_rts: onoff=1
Jan 16 12:01:53 neo-black-1 kernel: umodem0: at uhub5, port 1, addr 2
(disconnected)
Jan 16 12:01:53 neo-black-1 kernel: umodem_detach: sc=0xd494c400
Jan 16 12:01:54 neo-black-1 kernel: umodem_cfg_set_break: onoff=0
Jan 16 12:01:54 neo-black-1 kernel: umodem0: detached
Jan 16 12:02:01 neo-black-1 kernel: umodem_probe:
Jan 16 12:02:01 neo-black-1 syslogd: last message repeated 1 times
Jan 16 12:02:01 neo-black-1 kernel: umodem0 on uhub5
Jan 16 12:02:01 neo-black-1 kernel: umodem0: <SM SM-2D PRODUCT USB UART, class
2/0, rev 1.10/1.00, addr 2> on usbus5
Jan 16 12:02:01 neo-black-1 kernel: umodem0: data interface 1, has no CM over
data, has no break
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