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linux: Add kernel compression selection.

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This selection will ensure that the correct host tools
will be build used for the kernel compression method used.

[Maxime: Select the compression opts in the kernel config too ]

Signed-off-by: Sagaert Johan <sagaert.johan@proximus.be>
Signed-off-by: Maxime Hadjinlian <maxime.hadjinlian@gmail.com>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998 at free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Johan Sagaert
2015-07-12 13:43:32 +02:00
committed by Thomas Petazzoni
parent 27d6deb449
commit 3ea133c971
2 changed files with 49 additions and 1 deletions
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22
linux/linux.mk
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@@ -56,7 +56,23 @@ LINUX_PATCHES = $(call qstrip,$(BR2_LINUX_KERNEL_PATCH))
LINUX_PATCH = $(filter ftp://% http://% https://%,$(LINUX_PATCHES))
LINUX_INSTALL_IMAGES = YES
LINUX_DEPENDENCIES += host-kmod host-lzop
LINUX_DEPENDENCIES += host-kmod
# host tools needed for kernel compression
ifeq ($(BR2_LINUX_KERNEL_LZ4),y)
LINUX_DEPENDENCIES += host-lz4
else ifeq ($(BR2_LINUX_KERNEL_LZMA),y)
LINUX_DEPENDENCIES += host-lzma
else ifeq ($(BR2_LINUX_KERNEL_LZO),y)
LINUX_DEPENDENCIES += host-lzop
else ifeq ($(BR2_LINUX_KERNEL_XZ),y)
LINUX_DEPENDENCIES += host-xz
endif
LINUX_COMPRESSION_OPT_$(BR2_LINUX_KERNEL_GZIP) = CONFIG_KERNEL_GZIP
LINUX_COMPRESSION_OPT_$(BR2_LINUX_KERNEL_LZ4) = CONFIG_KERNEL_LZ4
LINUX_COMPRESSION_OPT_$(BR2_LINUX_KERNEL_LZMA) = CONFIG_KERNEL_LZMA
LINUX_COMPRESSION_OPT_$(BR2_LINUX_KERNEL_LZO) = CONFIG_KERNEL_LZO
LINUX_COMPRESSION_OPT_$(BR2_LINUX_KERNEL_XZ) = CONFIG_KERNEL_XZ
ifeq ($(BR2_LINUX_KERNEL_UBOOT_IMAGE),y)
LINUX_DEPENDENCIES += host-uboot-tools
@@ -181,6 +197,10 @@ LINUX_KCONFIG_OPTS = $(LINUX_MAKE_FLAGS)
define LINUX_KCONFIG_FIXUP_CMDS
$(if $(LINUX_NEEDS_MODULES),
$(call KCONFIG_ENABLE_OPT,CONFIG_MODULES,$(@D)/.config))
$(call KCONFIG_ENABLE_OPT,$(LINUX_COMPRESSION_OPT_y),$(@D)/.config)
$(foreach opt, $(LINUX_COMPRESSION_OPT_),
$(call KCONFIG_DISABLE_OPT,$(opt),$(@D)/.config)
)
$(if $(BR2_arm)$(BR2_armeb),
$(call KCONFIG_ENABLE_OPT,CONFIG_AEABI,$(@D)/.config))
$(if $(BR2_TARGET_ROOTFS_CPIO),