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118 lines
3.0 KiB
Makefile
118 lines
3.0 KiB
Makefile
#
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# Copyright (C) 2006 OpenWrt.org
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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ifeq ($(DUMP),1)
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KERNEL:=<KERNEL>
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BOARD:=<BOARD>
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LINUX_VERSION:=<LINUX_VERSION>
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else
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include $(TOPDIR)/.kernel.mk
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include $(INCLUDE_DIR)/target.mk
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# check to see if .kernel.mk matches target.mk
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ifeq ($(CONFIG_BOARD)-$(CONFIG_KERNEL),$(BOARD)-$(KERNEL))
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LINUX_VERSION:=$(CONFIG_LINUX_VERSION)
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LINUX_RELEASE:=$(CONFIG_LINUX_RELEASE)
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LINUX_KARCH:=$(CONFIG_LINUX_KARCH)
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else
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# oops, old .kernel.config; rebuild it (hiding the misleading errors this produces)
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$(warning rebuilding .kernel.mk)
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$(TOPDIR)/.kernel.mk: FORCE
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@$(MAKE) -C $(TOPDIR)/target/linux/$(BOARD)-$(KERNEL) $@ &>/dev/null
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endif
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ifeq ($(KERNEL),2.6)
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LINUX_KMOD_SUFFIX=ko
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else
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LINUX_KMOD_SUFFIX=o
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endif
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ifneq (,$(findstring uml,$(BOARD)))
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KERNEL_CC:=$(HOSTCC)
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KERNEL_CROSS:=
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else
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KERNEL_CC:=$(TARGET_CC)
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KERNEL_CROSS:=$(TARGET_CROSS)
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endif
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KERNEL_BUILD_DIR:=$(BUILD_DIR)/linux-$(KERNEL)-$(BOARD)
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LINUX_DIR := $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
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MODULES_SUBDIR:=lib/modules/$(LINUX_VERSION)
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MODULES_DIR := $(KERNEL_BUILD_DIR)/modules/$(MODULES_SUBDIR)
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TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
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LINUX_KERNEL:=$(KERNEL_BUILD_DIR)/vmlinux
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endif
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define KernelPackage/Defaults
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FILES:=
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KCONFIG:=m
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AUTOLOAD:=
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endef
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define ModuleAutoLoad
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export modules=; \
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add_module() { \
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mkdir -p $(2)/etc/modules.d; \
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( \
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for mod in $$$$$$$$2; do \
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getvar mod; \
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done \
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) > $(2)/etc/modules.d/$$$$$$$$1-$(1); \
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modules="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$1-$(1)"; \
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}; \
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$(3) \
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if [ -n "$$$$$$$$modules" ]; then \
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mkdir -p $(2)/etc/modules.d; \
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echo "#!/bin/sh" > $(2)/CONTROL/postinst; \
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echo "[ -z \"\$$$$$$$$IPKG_INSTROOT\" ] || exit 0" >> $(2)/CONTROL/postinst; \
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echo ". /etc/functions.sh" >> $(2)/CONTROL/postinst; \
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echo "load_modules $$$$$$$$modules" >> $(2)/CONTROL/postinst; \
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chmod 0755 $(2)/CONTROL/postinst; \
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fi
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endef
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define KernelPackage
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NAME:=$(1)
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$(eval $(call KernelPackage/Defaults))
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$(eval $(call KernelPackage/$(1)))
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$(eval $(call KernelPackage/$(1)/$(KERNEL)))
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$(eval $(call KernelPackage/$(1)/$(BOARD)-$(KERNEL)))
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define Package/kmod-$(1)
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TITLE:=$(TITLE)
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SECTION:=kernel
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CATEGORY:=Kernel modules
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DEFAULT:=m
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DESCRIPTION:=$(DESCRIPTION)
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EXTRA_DEPENDS:='kernel (=$(PKG_VERSION)-$(PKG_RELEASE))'
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$(call KernelPackage/$(1))
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$(call KernelPackage/$(1)/$(KERNEL))
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$(call KernelPackage/$(1)/$(BOARD)-$(KERNEL))
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endef
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ifeq ($(findstring m,$(KCONFIG)),m)
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ifneq ($(strip $(FILES)),)
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define Package/kmod-$(1)/install
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mkdir -p $$(1)/lib/modules/$(LINUX_VERSION)
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$(CP) $$(FILES) $$(1)/lib/modules/$(LINUX_VERSION)/
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$(call ModuleAutoLoad,$(1),$$(1),$(AUTOLOAD))
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$(call KernelPackage/$(1)/install,$$(1))
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endef
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endif
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endif
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$$(eval $$(call BuildPackage,kmod-$(1)))
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endef
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define AutoLoad
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add_module $(1) "$(2)";
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endef
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