[Buildroot] [PATCH 4/6] Add support for appended device tree blobs for arm

[Thomas Petazzoni <thomas.petazzoni@free-electrons.com>]

Le Sat, 28 Jul 2012 16:49:34 +0200,
Arnout Vandecappelle <arnout@mind.be> a ?crit :

> > @@ -66,10 +73,14 @@ LINUX_IMAGE_NAME=vmImage
> >   else
> >   LINUX_IMAGE_NAME=uImage
> >   endif
> > +else ifeq ($(BR2_LINUX_KERNEL_APPENDED_UIMAGE),y)
> > +LINUX_IMAGE_NAME=uImage
> >   else ifeq ($(BR2_LINUX_KERNEL_BZIMAGE),y)
> >   LINUX_IMAGE_NAME=bzImage
> >   else ifeq ($(BR2_LINUX_KERNEL_ZIMAGE),y)
> >   LINUX_IMAGE_NAME=zImage
> > +else ifeq ($(BR2_LINUX_KERNEL_APPENDED_ZIMAGE),y)
> > +LINUX_IMAGE_NAME=zImage
> >   else ifeq ($(BR2_LINUX_KERNEL_VMLINUX_BIN),y)
> >   LINUX_IMAGE_NAME=vmlinux.bin
> >   else ifeq ($(BR2_LINUX_KERNEL_VMLINUX),y)
> 
>   I think this whole blob should move to Config.in, like we
> do it for many other strings...  But that's of course unrelated
> to this patch.

I don't necessarily agree here. Generally speaking my preference is to
not use too much kconfig to define a bunch of strings when those are
not related to visible options.

> ifeq ($(BR2_LINUX_KERNEL_APPENDED_DTB),y)
> define LINUX_APPEND_DTB
> 	cat ...
> ifeq ($(BR2_LINUX_KERNEL_APPENDED_UIMAGE),y)
> 	$(MAKE) ... uImage
> endif
> endef
> endif
> 
> (I'm not sure if you can still use an ifeq inside a define.)

No, you can't, and it's a shame :-(

Thomas
-- 
Thomas Petazzoni, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com