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