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    SubjectRe: [PATCH 3/5] x86/of: Add building device tree blob(s) into image.
    On Tue, Nov 16, 2010 at 02:41:38PM -0800, dirk.brandewie@gmail.com wrote:
    > From: Dirk Brandewie <dirk.brandewie@gmail.com>
    >
    > This patch adds linking device tree blobs into vmlinux. DTB's are
    > added by adding the blob object name to list of objects to be linked
    > into the image.
    > e.g:
    > obj-$(CONFIG_TEST_DTB) += test.dtb.o
    >
    > The set of DTB linked into the image is controlled the Kconfig file
    > in arch/x86/kernel/dts/Kconfig
    >
    > Signed-off-by: Dirk Brandewie <dirk.brandewie@gmail.com>
    > ---
    > arch/x86/Kconfig | 6 +++++-
    > arch/x86/kernel/Makefile | 6 ++++++
    > arch/x86/kernel/dts/Kconfig | 7 +++++++
    > 3 files changed, 18 insertions(+), 1 deletions(-)
    > create mode 100644 arch/x86/kernel/dts/Kconfig
    >
    > diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
    > index 5904f38..f2f516a 100644
    > --- a/arch/x86/Kconfig
    > +++ b/arch/x86/Kconfig
    > @@ -299,13 +299,17 @@ config X86_BIGSMP
    > ---help---
    > This option is needed for the systems that have more than 8 CPUs
    >
    > -config X86_OF
    > +menuconfig X86_OF
    > bool "Support for device tree"
    > select OF
    > select OF_FLATTREE
    > ---help---
    > Device tree support on X86.
    >
    > +if X86_OF
    > +source arch/x86/kernel/dts/Kconfig
    > +endif
    > +
    > if X86_32
    > config X86_EXTENDED_PLATFORM
    > bool "Support for extended (non-PC) x86 platforms"
    > diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
    > index 586df14..49e017d 100644
    > --- a/arch/x86/kernel/Makefile
    > +++ b/arch/x86/kernel/Makefile
    > @@ -114,6 +114,12 @@ obj-$(CONFIG_SWIOTLB) += pci-swiotlb.o
    > obj-$(CONFIG_X86_OF) += prom.o
    >
    > ###
    > +# device tree blobs
    > +obj-$(CONFIG_CE4100_DTB) += ce4100.dtb.o
    > +obj-$(CONFIG_TEST_DTB) += test.dtb.o
    > +
    > +
    > +###
    > # 64 bit specific files
    > ifeq ($(CONFIG_X86_64),y)
    > obj-$(CONFIG_AUDIT) += audit_64.o
    > diff --git a/arch/x86/kernel/dts/Kconfig b/arch/x86/kernel/dts/Kconfig
    > new file mode 100644
    > index 0000000..d3e5cd4
    > --- /dev/null
    > +++ b/arch/x86/kernel/dts/Kconfig
    > @@ -0,0 +1,7 @@
    > +config CE4100_DTB
    > + bool "Intel CE4100"
    > +
    > +config TEST_DTB
    > + bool "Test DTS"
    > +
    > +

    As previously mentioned, this isn't going to scale. Need to look at
    allowing the user to specify a list of .dtbs that will be linked in.

    g.

    > --
    > 1.7.2.3
    >
    > _______________________________________________
    > devicetree-discuss mailing list
    > devicetree-discuss@lists.ozlabs.org
    > https://lists.ozlabs.org/listinfo/devicetree-discuss


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