lkml.org 
[lkml]   [2006]   [Oct]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Early keyboard initialization?
On Wed, 11 Oct 2006 13:08:32 -0700 Andrew Morton wrote:

> On Sat, 7 Oct 2006 21:58:54 -0400
> Dmitry Torokhov <dtor@insightbb.com> wrote:
>
> > On Friday 06 October 2006 16:42, Samuel Thibault wrote:
> > > Hi,
> > >
> > > Is there any reason for initializing the input layer and keyboards so
> > > late? Since prevents from being able to perform alt-sysrqs early, and
> > > blind people who use speakup would like to get early control over the
> > > speech. Here is the patch that they use.
> > >
>
> It'd be nice to get sysrq working as early as poss.
>
> > It looks like the change will only work for non-USB input devices since
> > USB subsystem is initialized much later.
>
> USB is usually modular (isn't it?)
>
> > Greg, is there a reason why USB can't be initialized earlier?
>
> Greg's in hiding.

Many USB controllers depend on PCI init.

> > Btw, I don't think we need to initialize gameport early and maybe not
> > entire input but split off input/keyboard in the same fashion that
> > input/serio and input/gameport are split off.
> >
> > > Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
> > >
> > > --- /usr/src/linux-2.6.18/drivers/Makefile.orig 2006-10-06 11:34:15.000000000 -0400
> > > +++ drivers/Makefile 2006-10-06 11:34:15.000000000 -0400
> > > @@ -27,6 +27,9 @@
> > >
> > > obj-y += serial/
> > > obj-$(CONFIG_PARPORT) += parport/
> > > +obj-$(CONFIG_SERIO) += input/serio/
> > > +obj-$(CONFIG_GAMEPORT) += input/gameport/
> > > +obj-$(CONFIG_INPUT) += input/
> > > obj-y += base/ block/ misc/ mfd/ net/ media/
> > > obj-$(CONFIG_NUBUS) += nubus/
> > > obj-$(CONFIG_ATM) += atm/
> > > @@ -50,9 +53,6 @@
> > > obj-$(CONFIG_USB) += usb/
> > > obj-$(CONFIG_PCI) += usb/
> > > obj-$(CONFIG_USB_GADGET) += usb/gadget/
> > > -obj-$(CONFIG_SERIO) += input/serio/
> > > -obj-$(CONFIG_GAMEPORT) += input/gameport/
> > > -obj-$(CONFIG_INPUT) += input/
> > > obj-$(CONFIG_I2O) += message/
> > > obj-$(CONFIG_RTC_LIB) += rtc/
> > > obj-$(CONFIG_I2C) += i2c/
>
> Anyway, I'll duck this. Samuel, an appropriate way to make this happen
> would be to talk Dmitry into a patch, let it cook in his tree for a couple
> of months, then merge it into 2.6.20-early.


---
~Randy
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2006-10-11 22:33    [W:0.277 / U:0.280 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site