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linux: add custom linux boot logo option

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This patch adds a simple way to change the linux bootup logo.
The patch was kept purposely simple to support only the use cause
where a user needs a color linux boot up logo.

Signed-off-by: Angelo Compagnucci <angelo@amarulasolutions.com>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
[Peter: clarify/reword option/help text, automatically enable framebuffer
	support, fix convert path]
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
This commit is contained in:
Angelo Compagnucci
2018-08-24 15:44:58 +02:00
committed by Peter Korsgaard
parent 5c29b905f3
commit 551e48a812
2 changed files with 23 additions and 0 deletions
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15
linux/linux.mk
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@@ -248,6 +248,17 @@ define LINUX_TRY_PATCH_TIMECONST
endef
LINUX_POST_PATCH_HOOKS += LINUX_TRY_PATCH_TIMECONST
LINUX_KERNEL_CUSTOM_LOGO_PATH = $(call qstrip,$(BR2_LINUX_KERNEL_CUSTOM_LOGO_PATH))
ifneq ($(LINUX_KERNEL_CUSTOM_LOGO_PATH),)
LINUX_DEPENDENCIES += host-imagemagick
define LINUX_KERNEL_CUSTOM_LOGO_CONVERT
$(HOST_DIR)/bin/convert $(LINUX_KERNEL_CUSTOM_LOGO_PATH) \
-dither None -colors 224 -compress none \
$(LINUX_DIR)/drivers/video/logo/logo_linux_clut224.ppm
endef
LINUX_PRE_BUILD_HOOKS += LINUX_KERNEL_CUSTOM_LOGO_CONVERT
endif
ifeq ($(BR2_LINUX_KERNEL_USE_DEFCONFIG),y)
LINUX_KCONFIG_DEFCONFIG = $(call qstrip,$(BR2_LINUX_KERNEL_DEFCONFIG))_defconfig
else ifeq ($(BR2_LINUX_KERNEL_USE_ARCH_DEFAULT_CONFIG),y)
@@ -349,6 +360,10 @@ define LINUX_KCONFIG_FIXUP_CMDS
$(call KCONFIG_ENABLE_OPT,CONFIG_ARM_APPENDED_DTB,$(@D)/.config))
$(if $(BR2_PACKAGE_KERNEL_MODULE_IMX_GPU_VIV),
$(call KCONFIG_DISABLE_OPT,CONFIG_MXC_GPU_VIV,$(@D)/.config))
$(if $(LINUX_KERNEL_CUSTOM_LOGO_PATH),
$(call KCONFIG_ENABLE_OPT,CONFIG_FB,$(@D)/.config)
$(call KCONFIG_ENABLE_OPT,CONFIG_LOGO,$(@D)/.config)
$(call KCONFIG_ENABLE_OPT,CONFIG_LOGO_LINUX_CLUT224,$(@D)/.config))
endef
ifeq ($(BR2_LINUX_KERNEL_DTS_SUPPORT),y)