[Buildroot] [PATCH] linux: Adding customizable linux logo
Angelo Compagnucci
angelo.compagnucci at gmail.com
Tue Dec 6 19:08:15 UTC 2016
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.
+
+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
+ 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
--
2.7.4
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