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https://github.com/cirosantilli/linux-kernel-module-cheat.git
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dae60aa248
Then inside, split packages/lkmc into kernel_modules and userland, to keep userland out of the kernel_modules parent path, which makes no sense. Copy built modules and userland to the output rootfs overlay. Document Linux distro tradeoffs.
41 lines
1.1 KiB
Makefile
41 lines
1.1 KiB
Makefile
################################################################################
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#
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# kernel_modules
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#
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################################################################################
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LKMC_VERSION = 1.0
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LKMC_SITE = $(BR2_EXTERNAL_LKMC_PATH)
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LKMC_SITE_METHOD = local
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LKMC_MODULE_SUBDIRS = kernel_modules
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ifeq ($(BR2_PACKAGE_EIGEN),y)
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LKMC_DEPENDENCIES += eigen
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endif
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ifeq ($(BR2_PACKAGE_LIBDRM),y)
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LKMC_DEPENDENCIES += libdrm
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endif
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ifeq ($(BR2_PACKAGE_OPENBLAS),y)
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LKMC_DEPENDENCIES += openblas
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endif
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define LKMC_BUILD_CMDS
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$(MAKE) -C '$(@D)/userland' $(TARGET_CONFIGURE_OPTS) \
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HAS_EIGEN="$(BR2_PACKAGE_EIGEN)" \
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HAS_LIBDRM="$(BR2_PACKAGE_LIBDRM)" \
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HAS_OPENBLAS="$(BR2_PACKAGE_OPENBLAS)" \
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;
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endef
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define LKMC_INSTALL_TARGET_CMDS
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# The modules are already installed by the kernel-module package type
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# under /lib/modules/**, but let's also copy the modules to the root
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# for insmod convenience.
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#
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# Modules can be still be easily inserted with "modprobe module" however.
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$(INSTALL) -D -m 0755 $(@D)/userland/*.out '$(TARGET_DIR)'
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endef
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$(eval $(kernel-module))
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$(eval $(generic-package))
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