# Re: Trace

- From: Sébastien Chrétien \<hidden\>
- Date: 2008-09-02 08:44:13 
- List: linuxppc-dev
- Page: https://ratatoskr.run/linuxppc-dev/2008/09/9445118
- Thread: https://ratatoskr.run/linuxppc-dev/2008/09/9445096/t.md

```text
ok. I will try the serial layer

2008/9/2, Benjamin Herrenschmidt [ref]:
>
> On Tue, 2008-09-02 at 09:34 +0200, Sébastien Chrétien wrote:
> > ok is it a bad way to write a tty driver ? why ?
>
>
> Not necessarily, it's just overkill. The UART layer handles a lot
> of stuff for you. The tty layer is tricky to get right.
>
> Cheers,
> Ben.
>
>
```