[BRLTTY] Fedora dracut module

Lars Bjørndal lars at lamasti.net
Sat Jul 7 16:42:01 EDT 2018


Thank you for your quick reply. I'll have a look at it.

Lars

On Fri, Jul 06, 2018 at 06:01:18PM -0400, Dave Mielke wrote:
> [quoted lines by Lars Bjørndal on 2018/07/06 at 17:00 +0200]
> 
> >I've installed it. I ran dracut -f to update the initramfs. The first
> >time I booted the machine, I got a message: No input key table. The
> >next time, nothing happened on the braille display.
> 
> Yes, that's actually what I'd expect as I think he said he used the original
> version, i.e. didn't include my subsequent changes, for the F27 rpm. The
> original version didn't install the key tables.
> 
> A bit of history: When dracut suppport was initially envisioned, I knew
> absolutely nothing about dracut, very little about the initramfs environment,
> etc. Jaroslav, and a clearly very capable intern of his named Tomas, very
> kindly wrote quite a good initial version, but, of course, not being brltty
> users, they wouldn't have known the things that are hidden beneath the surface.
> Their initial version was, however, so good that I was able to very quickly
> understand how it all worked and add what was missing. And, of course, let's
> not forget that I was able to actually test the code with a real braille
> display.
> 
> So, yes, one of the initially missing bits was braille deivce key tables.
> 
> Now we might wonder why he didn't just include the latest code in the F27 rpm.
> I think I may know the answer. I wrote a new command, brltty-lsinc, to support
> one of the capabilities that was needed. This command is only in the
> development stream - it'll be in 5.7. In other words, the brltty-lsinc command
> doesn't exist in the version of brltty used in F27. I myself might argue that
> they should just include the latest brltty code in F27, but that may be a risk
> they wouldn't want to take and may even violate their package update policies.
> 
> >Should dracut detect the current configuration of BRLTTY, or do I need
> >to specify parameters manually?
> 
> You can check .../brltty/Initramfs/Dracut/README in the latest brltty source
> tree for how it all works. The answer to your immediate question is that,
> without extra options, it picks up whatever is configured via brltty.conf.
> 
> -- 
> I believe the Bible to be the very Word of God: http://Mielke.cc/bible/
> Dave Mielke            | 2213 Fox Crescent | WebHome: http://Mielke.cc/
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