On Sun, Feb 18, 2007 at 12:22:10AM -0500, Kai Germaschewski wrote:
> On Sat, 17 Feb 2007, Tilman Schmidt wrote:
>
> > Alright, then so be it. But that raises another question:
> > asyncdata.o is only needed for M105 and M101, not for the base
> > driver. How do I express in Kbuild that asyncdata.o is to be added
> > to gigaset-y only if CONFIG_GIGASET_M105 and CONFIG_GIGASET_M101
> > are not both 'n'?
>
> The way this is typically done is via Kconfig. Add a config option
> ASYNCDATA (actually something more descriptive/specific would be better),
> add a "select ASYNCDATA" to the config options for m101 and m105, and then
> you can use CONFIG_ASYNCDATA to decide whether to add asyncdata.o in the
> Makefile.
One disadvantage of this approach is that in a kernel with
CONFIG_GIGASET_BASE=y, you can't later compile and load the usb_gigaset
or ser_gigaset modules without rebooting since they require a change to
the kernel image.
> --Kai
cu
Adrian
--
"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed
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