#
# Copyright (C) 2006 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
ifeq ($(__target_inc),)
include $(INCLUDE_DIR)/target.mk
endif
ifeq ($(DUMP),1)
KERNEL?=<KERNEL>
BOARD?=<BOARD>
LINUX_VERSION?=<LINUX_VERSION>
else
export GCC_HONOUR_COPTS=s
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
PATCH_DIR ?= ./patches$(shell [ -d "./patches-$(KERNEL_PATCHVER)" ] && printf -- "-$(KERNEL_PATCHVER)" || true )
KERNEL_BUILD_DIR ?= $(BUILD_DIR_BASE)/linux-$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET))$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
LINUX_DIR ?= $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
MODULES_SUBDIR:=lib/modules/$(LINUX_VERSION)
TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
LINUX_KERNEL:=$(KERNEL_BUILD_DIR)/vmlinux
LINUX_SOURCE:=linux-$(LINUX_VERSION).tar.bz2
TESTING:=$(if $(findstring -rc,$(LINUX_VERSION)),/testing,)
LINUX_SITE:=@KERNEL/linux/kernel/v$(KERNEL)$(TESTING) \
ifneq ($(TARGET_BUILD),1)
PKG_BUILD_DIR ?= $(KERNEL_BUILD_DIR)/$(PKG_NAME)$(if $(PKG_VERSION),-$(PKG_VERSION))
endif
endif
ifneq (,$(findstring uml,$(BOARD)))
LINUX_KARCH:=um
else
ifeq (,$(LINUX_KARCH))
LINUX_KARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/i386/' \
-e 's/mipsel/mips/' \
-e 's/mipseb/mips/' \
-e 's/sh[234]/sh/' \
-e 's/armeb/arm/' \
)
endif
endif
define KernelPackage/Defaults
FILES:=
AUTOLOAD:=
endef
define ModuleAutoLoad
export modules=; \
add_module() { \
mkdir -p $(2)/etc/modules.d; \
( \
for mod in $$$$$$$$2; do \
getvar mod; \
done \
) > $(2)/etc/modules.d/$$$$$$$$1-$(1); \
modules="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$1-$(1)"; \
}; \
$(3) \
if [ -n "$$$$$$$$modules" ]; then \
mkdir -p $(2)/etc/modules.d; \
echo "#!/bin/sh" > $(2)/CONTROL/postinst; \
echo "[ -z \"\$$$$$$$$IPKG_INSTROOT\" ] || exit 0" >> $(2)/CONTROL/postinst; \
echo ". /etc/functions.sh" >> $(2)/CONTROL/postinst; \
echo "load_modules $$$$$$$$modules" >> $(2)/CONTROL/postinst; \
chmod 0755 $(2)/CONTROL/postinst; \
fi
endef
ifeq ($(DUMP)$(TARGET_BUILD),)
-include $(LINUX_DIR)/.config
endif
define KernelPackage
NAME:=$(1)
$(eval $(call Package/Default))
$(eval $(call KernelPackage/Defaults))
$(eval $(call KernelPackage/$(1)))
$(eval $(call KernelPackage/$(1)/$(KERNEL)))
$(eval $(call KernelPackage/$(1)/$(BOARD)-$(KERNEL)))
define Package/kmod-$(1)
TITLE:=$(TITLE)
SECTION:=kernel
CATEGORY:=Kernel modules
DESCRIPTION:=$(DESCRIPTION)
EXTRA_DEPENDS:=kernel (=$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE))
VERSION:=$(LINUX_VERSION)$(if $(PKG_VERSION),+$(PKG_VERSION))-$(BOARD)-$(if $(PKG_RELEASE),$(PKG_RELEASE),$(LINUX_RELEASE))
$(call KernelPackage/$(1))
$(call KernelPackage/$(1)/$(KERNEL))
$(call KernelPackage/$(1)/$(BOARD)-$(KERNEL))
endef
ifdef KernelPackage/$(1)/description
define Package/kmod-$(1)/description
$(call KernelPackage/$(1)/description)
endef
endif
ifneq ($(if $(KCONFIG),$(filter m,$(foreach c,$(filter-out %=y %=n %=m,$(KCONFIG)),$($(c)))),.),)
ifneq ($(strip $(FILES)),)
define Package/kmod-$(1)/install
mkdir -p $$(1)/lib/modules/$(LINUX_VERSION)
$(CP) -L $$(FILES) $$(1)/lib/modules/$(LINUX_VERSION)/
$(call ModuleAutoLoad,$(1),$$(1),$(AUTOLOAD))
$(call KernelPackage/$(1)/install,$$(1))
endef
endif
$(if $(CONFIG_PACKAGE_kmod-$(1)),
else
compile: kmod-$(1)-unavailable
kmod-$(1)-unavailable:
@echo "WARNING: kmod-$(1) is not available in the kernel config"
)
endif
$$(eval $$(call BuildPackage,kmod-$(1)))
$$(IPKG_kmod-$(1)): $$(wildcard $$(FILES))
endef
define AutoLoad
add_module $(1) "$(2)";
endef
