Re: [PATCH] serial: DCC(JTAG) serial and console emulation support

From: Mike Frysinger
Date: Thu Oct 07 2010 - 16:03:01 EST


On Thu, Oct 7, 2010 at 15:58, Daniel Walker wrote:
> On Thu, 2010-10-07 at 15:48 -0400, Mike Frysinger wrote:
>> i dont think hijacking the "ttyS" namespace is acceptable, even if
>> it's behind a Kconfig. Âother people have tried in the past (myself
>> included) and been shot down. Âsounds like a shim for crappy userspace
>> apps that blindly assume /dev/ttyS*. Âis that really an issue anymore
>> though now that things like /dev/ttyUSB* are so common and people are
>> used to picking between multiple serial sources ?
>
> It also creates a ttyJ* which uses the same interfaces as the code for
> ttyS* .. I don't think allowing a Kconfig option to shim this in as a
> ttyS* is all that bad .. This driver is only going to be used in rare
> cases for debugging , having a ttyS* is just a level of flexibility ..

how is that any different from:
ln -s ttyJ0 /dev/ttyS0
-mike
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