[Buildroot] [PATCH] linux: Adding customizable linux logo
Arnout Vandecappelle
arnout at mind.be
Tue Dec 6 23:51:30 UTC 2016
On 06-12-16 20:08, Angelo Compagnucci wrote:
> This patch adds a custom linux logo to the generated kernel image.
>
> Signed-off-by: Angelo Compagnucci <angelo.compagnucci at gmail.com>
> ---
> linux/Config.ext.in | 26 ++++++++++++++++++++++++++
> linux/linux-ext-customlogo.mk | 19 +++++++++++++++++++
> 2 files changed, 45 insertions(+)
> create mode 100644 linux/linux-ext-customlogo.mk
>
> diff --git a/linux/Config.ext.in b/linux/Config.ext.in
> index 011dffb..da63109 100644
> --- a/linux/Config.ext.in
> +++ b/linux/Config.ext.in
> @@ -1,5 +1,31 @@
> menu "Linux Kernel Extensions"
>
> +# Custom logo
> +config BR2_LINUX_KERNEL_EXT_CUSTOMLOGO
> + bool "Custom logo"
> + select BR2_PACKAGE_CUSTOMLOGO
> + help
> + Change linux boot logo with your own graphics.
> + Can be used as an early bootsplash.
> + The file should be in kernel ppm format if the
> + option BR2_PACKAGE_CUSTOMLOGO_CONVERT is not
> + selected.
You should wrap at 72 colums (where tab counts as 8, so 62 effective characters).
> +
> +config BR2_PACKAGE_CUSTOMLOGO_PATH
> + string "Image file path"
> + depends on BR2_LINUX_KERNEL_EXT_CUSTOMLOGO
> + help
> + This image will be used as custom logo.
> +
> +config BR2_PACKAGE_CUSTOMLOGO_CONVERT
The feedback in your RFC patch was to remove the convert option.
Regards,
Arnout
> + bool "Convert custom logo to kernel format"
> + depends on BR2_LINUX_KERNEL_EXT_CUSTOMLOGO
> + help
> + If checked, the convert command will be run on the source
> + image file to obtain a kernel compatible ppm image file.
> + *REQUIRES* a pre installed imagemagick on the host system
> + to convert the image.
> +
> #-------------------------------------------------------------------------------
> # Xenomai
> config BR2_LINUX_KERNEL_EXT_XENOMAI
> diff --git a/linux/linux-ext-customlogo.mk b/linux/linux-ext-customlogo.mk
> new file mode 100644
> index 0000000..99e3ab1
> --- /dev/null
> +++ b/linux/linux-ext-customlogo.mk
> @@ -0,0 +1,19 @@
> +################################################################################
> +#
> +# Custom logo
> +#
> +################################################################################
> +
> +LINUX_EXTENSIONS += customlogo
> +
> +ifeq ($(BR2_PACKAGE_CUSTOMLOGO_CONVERT),)
> +define CUSTOMLOGO_PREPARE_KERNEL
> + cp $(BR2_PACKAGE_CUSTOMLOGO_PATH) $(LINUX_DIR)/drivers/video/logo/logo_linux_clut224.ppm
> +endef
> +else
> +define CUSTOMLOGO_PREPARE_KERNEL
> + convert $(BR2_PACKAGE_CUSTOMLOGO_PATH) \
> + -dither None -colors 224 -compress none \
> + $(LINUX_DIR)/drivers/video/logo/logo_linux_clut224.ppm
> +endef
> +endif
>
--
Arnout Vandecappelle arnout at mind be
Senior Embedded Software Architect +32-16-286500
Essensium/Mind http://www.mind.be
G.Geenslaan 9, 3001 Leuven, Belgium BE 872 984 063 RPR Leuven
LinkedIn profile: http://www.linkedin.com/in/arnoutvandecappelle
GPG fingerprint: 7493 020B C7E3 8618 8DEC 222C 82EB F404 F9AC 0DDF
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