#
-# Copyright (C) 2006 OpenWrt.org
+# Copyright (C) 2006-2011 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>
+ KERNEL?=<KERNEL>
+ BOARD?=<BOARD>
+ LINUX_VERSION?=<LINUX_VERSION>
+ LINUX_VERMAGIC?=<LINUX_VERMAGIC>
else
--include $(TOPDIR)/.kernel.mk
+ ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
+ export GCC_HONOUR_COPTS=s
+ endif
-ifneq (,$(findstring 2.4.,$(LINUX_VERSION)))
-KERNEL:=2.4
-LINUX_KMOD_SUFFIX=o
-endif
-ifneq (,$(findstring 2.6.,$(LINUX_VERSION)))
-KERNEL:=2.6
-LINUX_KMOD_SUFFIX=ko
-endif
+ LINUX_KMOD_SUFFIX=ko
-LINUX_KARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/i386/' \
- -e 's/mipsel/mips/' \
- -e 's/mipseb/mips/' \
- -e 's/powerpc/ppc/' \
- -e 's/sh[234]/sh/' \
- -e 's/armeb/arm/' \
-)
+ ifneq (,$(findstring uml,$(BOARD)))
+ KERNEL_CC?=$(HOSTCC)
+ KERNEL_CROSS?=
+ else
+ KERNEL_CC?=$(TARGET_CC)
+ KERNEL_CROSS?=$(TARGET_CROSS)
+ endif
-ifneq (,$(findstring uml,$(BOARD)))
- LINUX_KARCH:=um
- KERNEL_CC:=$(HOSTCC)
- KERNEL_CROSS:=
-else
- KERNEL_CC:=$(TARGET_CC)
- KERNEL_CROSS:=$(TARGET_CROSS)
-endif
+ ifeq ($(TARGET_BUILD),1)
+ PATCH_DIR ?= ./patches$(if $(wildcard ./patches-$(KERNEL_PATCHVER)),-$(KERNEL_PATCHVER))
+ FILES_DIR ?= $(foreach dir,$(wildcard ./files ./files-$(KERNEL_PATCHVER)),"$(dir)")
+ endif
+ KERNEL_BUILD_DIR ?= $(BUILD_DIR_BASE)/linux-$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET))$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
+ LINUX_DIR ?= $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
+
+ LINUX_VERMAGIC:=$(strip $(shell cat $(LINUX_DIR)/.vermagic 2>/dev/null))
+ LINUX_VERMAGIC:=$(if $(LINUX_VERMAGIC),$(LINUX_VERMAGIC),unknown)
-KERNEL_BUILD_DIR:=$(BUILD_DIR)/linux-$(KERNEL)-$(BOARD)
-LINUX_DIR := $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
+ LINUX_UNAME_VERSION:=$(if $(word 3,$(subst ., ,$(KERNEL_BASE))),$(KERNEL_BASE),$(KERNEL_BASE).0)
+ ifneq ($(findstring -rc,$(LINUX_VERSION)),)
+ LINUX_UNAME_VERSION:=$(LINUX_UNAME_VERSION)-$(strip $(lastword $(subst -, ,$(LINUX_VERSION))))
+ endif
-MODULES_SUBDIR:=lib/modules/$(LINUX_VERSION)
-MODULES_DIR := $(KERNEL_BUILD_DIR)/modules/$(MODULES_SUBDIR)
-TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
-KMOD_BUILD_DIR := $(KERNEL_BUILD_DIR)/linux-modules
+ MODULES_SUBDIR:=lib/modules/$(LINUX_UNAME_VERSION)
+ TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
-LINUX_KERNEL:=$(KERNEL_BUILD_DIR)/vmlinux
+ LINUX_KERNEL:=$(KERNEL_BUILD_DIR)/vmlinux
+
+ LINUX_SOURCE:=linux-$(LINUX_VERSION).tar.bz2
+ TESTING:=$(if $(findstring -rc,$(LINUX_VERSION)),/testing,)
+ ifeq ($(call qstrip,$(CONFIG_EXTERNAL_KERNEL_TREE))$(call qstrip,$(CONFIG_KERNEL_GIT_CLONE_URI)),)
+ ifeq ($(word 1,$(subst ., ,$(KERNEL_BASE))),3)
+ LINUX_SITE:=@KERNEL/linux/kernel/v3.x$(TESTING)
+ else
+ LINUX_SITE:=@KERNEL/linux/kernel/v$(KERNEL)$(TESTING)
+ endif
+ endif
+
+ ifneq ($(TARGET_BUILD),1)
+ PKG_BUILD_DIR ?= $(KERNEL_BUILD_DIR)/$(PKG_NAME)$(if $(PKG_VERSION),-$(PKG_VERSION))
+ endif
endif
-# FIXME: remove this crap
-define KMOD_template
-ifeq ($$(strip $(4)),)
-KDEPEND_$(1):=m
+ifneq (,$(findstring uml,$(BOARD)))
+ LINUX_KARCH=um
else
-KDEPEND_$(1):=$($(4))
+ ifeq (,$(LINUX_KARCH))
+ LINUX_KARCH=$(strip $(subst i386,x86,$(subst armeb,arm,$(subst mipsel,mips,$(subst mips64,mips,$(subst mips64el,mips,$(subst sh2,sh,$(subst sh3,sh,$(subst sh4,sh,$(ARCH))))))))))
+ endif
endif
-IDEPEND_$(1):=kernel ($(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE)) $(foreach pkg,$(5),", $(pkg)")
-PKG_$(1) := $(PACKAGE_DIR)/kmod-$(2)_$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE)_$(ARCH).ipk
-I_$(1) := $(KMOD_BUILD_DIR)/ipkg/$(2)
+define KernelPackage/Defaults
+ FILES:=
+ AUTOLOAD:=
+endef
-ifeq ($$(KDEPEND_$(1)),m)
-ifneq ($$(CONFIG_PACKAGE_KMOD_$(1)),)
-TARGETS += $$(PKG_$(1))
-endif
-ifeq ($$(CONFIG_PACKAGE_KMOD_$(1)),y)
-INSTALL_TARGETS += $$(PKG_$(1))
-endif
-endif
+define ModuleAutoLoad
+ $(SH_FUNC) \
+ export modules=; \
+ add_module() { \
+ priority="$$$$$$$$1"; \
+ mods="$$$$$$$$2"; \
+ boot="$$$$$$$$3"; \
+ shift 3; \
+ for mod in $$$$$$$$mods; do \
+ if [ -e $(2)/$(MODULES_SUBDIR)/$$$$$$$$mod.ko ]; then \
+ mkdir -p $(2)/etc/modules.d; \
+ echo "$$$$$$$$mod" >> $(2)/etc/modules.d/$$$$$$$$priority-$(1); \
+ fi; \
+ done; \
+ if [ -e $(2)/etc/modules.d/$$$$$$$$priority-$(1) ]; then \
+ if [ "$$$$$$$$boot" = "1" ]; then \
+ mkdir -p $(2)/etc/modules-boot.d; \
+ ln -s ../modules.d/$$$$$$$$priority-$(1) $(2)/etc/modules-boot.d/; \
+ fi; \
+ modules="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$priority-$(1)"; \
+ fi; \
+ }; \
+ $(3) \
+ if [ -n "$$$$$$$$modules" ]; then \
+ mkdir -p $(2)/etc/modules.d; \
+ mkdir -p $(2)/CONTROL; \
+ echo "#!/bin/sh" > $(2)/CONTROL/postinst; \
+ echo "[ -z \"\$$$$$$$$IPKG_INSTROOT\" ] || exit 0" >> $(2)/CONTROL/postinst; \
+ echo ". /etc/functions.sh" >> $(2)/CONTROL/postinst; \
+ echo "load_modules $$$$$$$$modules" >> $(2)/CONTROL/postinst; \
+ chmod 0755 $(2)/CONTROL/postinst; \
+ fi
+endef
-$$(PKG_$(1)): $(LINUX_DIR)/.modules_done
- rm -rf $$(I_$(1))
- $(SCRIPT_DIR)/make-ipkg-dir.sh $$(I_$(1)) ../control/kmod-$(2).control $(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE) $(ARCH)
- echo "Depends: $$(IDEPEND_$(1))" >> $$(I_$(1))/CONTROL/control
-ifneq ($(strip $(3)),)
- mkdir -p $$(I_$(1))/lib/modules/$(LINUX_VERSION)
- $(CP) $(3) $$(I_$(1))/lib/modules/$(LINUX_VERSION)
-endif
-ifneq ($(6),)
- mkdir -p $$(I_$(1))/etc/modules.d
- for module in $(7); do \
- echo $$$$module >> $$(I_$(1))/etc/modules.d/$(6)-$(2); \
- done
- echo "#!/bin/sh" >> $$(I_$(1))/CONTROL/postinst
- echo "[ -z \"\$$$$IPKG_INSTROOT\" ] || exit" >> $$(I_$(1))/CONTROL/postinst
- echo ". /etc/functions.sh" >> $$(I_$(1))/CONTROL/postinst
- echo "load_modules /etc/modules.d/$(6)-$(2)" >> $$(I_$(1))/CONTROL/postinst
- chmod 0755 $$(I_$(1))/CONTROL/postinst
+ifeq ($(DUMP)$(TARGET_BUILD),)
+ -include $(LINUX_DIR)/.config
endif
- $(8)
- $(IPKG_BUILD) $$(I_$(1)) $(PACKAGE_DIR)
+
+define KernelPackage/depends
+ $(STAMP_BUILT): $(LINUX_DIR)/.config
+ define KernelPackage/depends
+ endef
+endef
+
+define KernelPackage
+ NAME:=$(1)
+ $(eval $(call Package/Default))
+ $(eval $(call KernelPackage/Defaults))
+ $(eval $(call KernelPackage/$(1)))
+ $(eval $(call KernelPackage/$(1)/$(BOARD)))
+
+ define Package/kmod-$(1)
+ TITLE:=$(TITLE)
+ SECTION:=kernel
+ CATEGORY:=Kernel modules
+ DESCRIPTION:=$(DESCRIPTION)
+ EXTRA_DEPENDS:=kernel (=$(LINUX_VERSION)-$(LINUX_RELEASE)-$(LINUX_VERMAGIC))
+ VERSION:=$(LINUX_VERSION)$(if $(PKG_VERSION),+$(PKG_VERSION))-$(if $(PKG_RELEASE),$(PKG_RELEASE),$(LINUX_RELEASE))
+ $(call KernelPackage/$(1))
+ $(call KernelPackage/$(1)/$(BOARD))
+ endef
+
+ ifdef KernelPackage/$(1)/description
+ define Package/kmod-$(1)/description
+$(call KernelPackage/$(1)/description)
+ endef
+ endif
+
+ ifdef KernelPackage/$(1)/config
+ define Package/kmod-$(1)/config
+$(call KernelPackage/$(1)/config)
+ endef
+ endif
+
+ $(call KernelPackage/depends)
+
+ ifneq ($(if $(filter-out %=y %=n %=m,$(KCONFIG)),$(filter m y,$(foreach c,$(filter-out %=y %=n %=m,$(KCONFIG)),$($(c)))),.),)
+ ifneq ($(strip $(FILES)),)
+ define Package/kmod-$(1)/install
+ @for mod in $$(FILES); do \
+ if [ -e $$$$$$$$mod ]; then \
+ mkdir -p $$(1)/$(MODULES_SUBDIR) ; \
+ $(CP) -L $$$$$$$$mod $$(1)/$(MODULES_SUBDIR)/ ; \
+ elif [ -e "$(LINUX_DIR)/modules.builtin" ]; then \
+ if grep -q "$$$$$$$${mod##$(LINUX_DIR)/}" "$(LINUX_DIR)/modules.builtin"; then \
+ echo "NOTICE: module '$$$$$$$$mod' is built-in."; \
+ else \
+ echo "ERROR: module '$$$$$$$$mod' is missing."; \
+ exit 1; \
+ fi; \
+ else \
+ echo "WARNING: module '$$$$$$$$mod' missing and modules.builtin not available, assuming built-in."; \
+ fi; \
+ done;
+ $(call ModuleAutoLoad,$(1),$$(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)" "$(3)";
+endef
+
+version_field=$(if $(word $(1),$(2)),$(word $(1),$(2)),0)
+kernel_version_merge=$$(( ($(call version_field,1,$(1)) << 24) + ($(call version_field,2,$(1)) << 16) + ($(call version_field,3,$(1)) << 8) + $(call version_field,4,$(1)) ))
+
+ifdef DUMP
+ kernel_version_cmp=
+else
+ kernel_version_cmp=$(shell [ $(call kernel_version_merge,$(call split_version,$(2))) $(1) $(call kernel_version_merge,$(call split_version,$(3))) ] && echo 1 )
+endif
+
+CompareKernelPatchVer=$(if $(call kernel_version_cmp,-$(2),$(1),$(3)),1,0)
+
+kernel_patchver_gt=$(call kernel_version_cmp,-gt,$(KERNEL_PATCHVER),$(1))
+kernel_patchver_ge=$(call kernel_version_cmp,-ge,$(KERNEL_PATCHVER),$(1))
+kernel_patchver_eq=$(call kernel_version_cmp,-eq,$(KERNEL_PATCHVER),$(1))
+kernel_patchver_le=$(call kernel_version_cmp,-le,$(KERNEL_PATCHVER),$(1))
+kernel_patchver_lt=$(call kernel_version_cmp,-lt,$(KERNEL_PATCHVER),$(1))
+