-#
-# Copyright (C) 2006 OpenWrt.org
+#
+# Copyright (C) 2006-2015 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
+ifneq ($(filter check,$(MAKECMDGOALS)),)
+CHECK:=1
+DUMP:=1
+endif
+
+ifneq ($(SOURCE_DATE_EPOCH),)
+ ifndef DUMP
+ KBUILD_BUILD_TIMESTAMP:=$(shell perl -e 'print scalar gmtime($(SOURCE_DATE_EPOCH))')
+ endif
+endif
+
ifeq ($(__target_inc),)
- include $(INCLUDE_DIR)/target.mk
+ ifndef CHECK
+ include $(INCLUDE_DIR)/target.mk
+ endif
endif
ifeq ($(DUMP),1)
KERNEL?=<KERNEL>
BOARD?=<BOARD>
LINUX_VERSION?=<LINUX_VERSION>
+ LINUX_VERMAGIC?=<LINUX_VERMAGIC>
else
- export GCC_HONOUR_COPTS=s
-
- ifeq ($(KERNEL),2.6)
- LINUX_KMOD_SUFFIX=ko
- else
- LINUX_KMOD_SUFFIX=o
+ ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
+ export GCC_HONOUR_COPTS=s
endif
+ LINUX_KMOD_SUFFIX=ko
+
ifneq (,$(findstring uml,$(BOARD)))
KERNEL_CC?=$(HOSTCC)
KERNEL_CROSS?=
KERNEL_CROSS?=$(TARGET_CROSS)
endif
- PATCH_DIR ?= ./patches$(if $(wildcard ./patches-$(KERNEL_PATCHVER)),-$(KERNEL_PATCHVER))
- FILES_DIR ?= $(foreach dir,$(wildcard ./files ./files-$(KERNEL_PATCHVER)),"$(dir)")
- KERNEL_BUILD_DIR ?= $(BUILD_DIR_BASE)/linux-$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET))$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
+ ifeq ($(TARGET_BUILD),1)
+ PATCH_DIR ?= $(CURDIR)/patches$(if $(wildcard ./patches-$(KERNEL_PATCHVER)),-$(KERNEL_PATCHVER))
+ FILES_DIR ?= $(foreach dir,$(wildcard $(CURDIR)/files $(CURDIR)/files-$(KERNEL_PATCHVER)),"$(dir)")
+ endif
+ KERNEL_BUILD_DIR ?= $(BUILD_DIR)/linux-$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET))
LINUX_DIR ?= $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
+ LINUX_UAPI_DIR=uapi/
+ LINUX_VERMAGIC:=$(strip $(shell cat $(LINUX_DIR)/.vermagic 2>/dev/null))
+ LINUX_VERMAGIC:=$(if $(LINUX_VERMAGIC),$(LINUX_VERMAGIC),unknown)
- MODULES_SUBDIR:=lib/modules/$(LINUX_VERSION)
- TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
+ 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
LINUX_KERNEL:=$(KERNEL_BUILD_DIR)/vmlinux
- LINUX_SOURCE:=linux-$(LINUX_VERSION).tar.bz2
+ LINUX_SOURCE:=linux-$(LINUX_VERSION).tar.xz
TESTING:=$(if $(findstring -rc,$(LINUX_VERSION)),/testing,)
- LINUX_SITE:=@KERNEL/linux/kernel/v$(KERNEL)$(TESTING) \
+ ifeq ($(call qstrip,$(CONFIG_EXTERNAL_KERNEL_TREE))$(call qstrip,$(CONFIG_KERNEL_GIT_CLONE_URI)),)
+ LINUX_SITE:=@KERNEL/linux/kernel/v$(word 1,$(subst ., ,$(KERNEL_BASE))).x$(TESTING)
+ else
+ LINUX_UNAME_VERSION:=$(strip $(shell cat $(LINUX_DIR)/include/config/kernel.release))
+ endif
+
+ MODULES_SUBDIR:=lib/modules/$(LINUX_UNAME_VERSION)
+ TARGET_MODULES_DIR:=$(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
ifneq ($(TARGET_BUILD),1)
PKG_BUILD_DIR ?= $(KERNEL_BUILD_DIR)/$(PKG_NAME)$(if $(PKG_VERSION),-$(PKG_VERSION))
ifneq (,$(findstring uml,$(BOARD)))
LINUX_KARCH=um
+else ifneq (,$(findstring $(ARCH) , aarch64 aarch64_be ))
+ LINUX_KARCH := arm64
+else ifneq (,$(findstring $(ARCH) , arceb ))
+ LINUX_KARCH := arc
+else ifneq (,$(findstring $(ARCH) , armeb ))
+ LINUX_KARCH := arm
+else ifneq (,$(findstring $(ARCH) , mipsel mips64 mips64el ))
+ LINUX_KARCH := mips
+else ifneq (,$(findstring $(ARCH) , sh2 sh3 sh4 ))
+ LINUX_KARCH := sh
+else ifneq (,$(findstring $(ARCH) , i386 x86_64 ))
+ LINUX_KARCH := x86
else
- ifeq (,$(LINUX_KARCH))
- LINUX_KARCH=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/x86/' \
- -e 's/mipsel/mips/' \
- -e 's/mipseb/mips/' \
- -e 's/sh[234]/sh/' \
- -e 's/armeb/arm/' \
- )
- endif
+ LINUX_KARCH := $(ARCH)
endif
+KERNEL_MAKE = $(MAKE) $(KERNEL_MAKEOPTS)
+
+KERNEL_MAKE_FLAGS := \
+ HOSTCFLAGS="$(HOST_CFLAGS) -Wall -Wmissing-prototypes -Wstrict-prototypes" \
+ CROSS_COMPILE="$(KERNEL_CROSS)" \
+ ARCH="$(LINUX_KARCH)" \
+ KBUILD_HAVE_NLS=no \
+ KBUILD_BUILD_USER="$(call qstrip,$(CONFIG_KERNEL_BUILD_USER))" \
+ KBUILD_BUILD_HOST="$(call qstrip,$(CONFIG_KERNEL_BUILD_DOMAIN))" \
+ KBUILD_BUILD_TIMESTAMP="$(KBUILD_BUILD_TIMESTAMP)" \
+ KBUILD_BUILD_VERSION="0" \
+ HOST_LOADLIBES="-L$(STAGING_DIR_HOST)/lib" \
+ CONFIG_SHELL="$(BASH)" \
+ $(if $(findstring c,$(OPENWRT_VERBOSE)),V=1,V='') \
+ $(if $(PKG_BUILD_ID),LDFLAGS_MODULE=--build-id=0x$(PKG_BUILD_ID)) \
+ cmd_syscalls=
+
+ifeq ($(call qstrip,$(CONFIG_EXTERNAL_KERNEL_TREE))$(call qstrip,$(CONFIG_KERNEL_GIT_CLONE_URI)),)
+ KERNEL_MAKE_FLAGS += \
+ KERNELRELEASE=$(LINUX_VERSION)
+endif
+
+KERNEL_MAKEOPTS := -C $(LINUX_DIR) $(KERNEL_MAKE_FLAGS)
+
+ifdef CONFIG_USE_SPARSE
+ KERNEL_MAKEOPTS += C=1 CHECK=$(STAGING_DIR_HOST)/bin/sparse
+endif
define KernelPackage/Defaults
FILES:=
AUTOLOAD:=
+ PKGFLAGS+=nonshared
endef
define ModuleAutoLoad
+ $(SH_FUNC) \
export modules=; \
+ probe_module() { \
+ local mods="$$$$$$$$1"; \
+ local boot="$$$$$$$$2"; \
+ local mod; \
+ shift 2; \
+ for mod in $$$$$$$$mods; do \
+ mkdir -p $(2)/etc/modules.d; \
+ echo "$$$$$$$$mod" >> $(2)/etc/modules.d/$(1); \
+ done; \
+ if [ -e $(2)/etc/modules.d/$(1) ]; then \
+ if [ "$$$$$$$$boot" = "1" -a ! -e $(2)/etc/modules-boot.d/$(1) ]; then \
+ mkdir -p $(2)/etc/modules-boot.d; \
+ ln -s ../modules.d/$(1) $(2)/etc/modules-boot.d/; \
+ fi; \
+ modules="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$mods"; \
+ fi; \
+ }; \
add_module() { \
- mkdir -p $(2)/etc/modules.d; \
- ( \
- for mod in $$$$$$$$2; do \
- getvar mod; \
- done \
- ) > $(2)/etc/modules.d/$$$$$$$$1-$(1); \
- modules="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$1-$(1)"; \
+ local priority="$$$$$$$$1"; \
+ local mods="$$$$$$$$2"; \
+ local boot="$$$$$$$$3"; \
+ local mod; \
+ shift 3; \
+ for mod in $$$$$$$$mods; do \
+ mkdir -p $(2)/etc/modules.d; \
+ echo "$$$$$$$$mod" >> $(2)/etc/modules.d/$$$$$$$$priority-$(1); \
+ done; \
+ if [ -e $(2)/etc/modules.d/$$$$$$$$priority-$(1) ]; then \
+ if [ "$$$$$$$$boot" = "1" -a ! -e $(2)/etc/modules-boot.d/$$$$$$$$priority-$(1) ]; then \
+ mkdir -p $(2)/etc/modules-boot.d; \
+ ln -s ../modules.d/$$$$$$$$priority-$(1) $(2)/etc/modules-boot.d/; \
+ fi; \
+ modules="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$priority-$(1)"; \
+ fi; \
}; \
$(3) \
if [ -n "$$$$$$$$modules" ]; then \
+ modules="$$$$$$$$(echo "$$$$$$$$modules" | tr ' ' '\n' | sort | uniq | paste -s -d' ' -)"; \
mkdir -p $(2)/etc/modules.d; \
- echo "#!/bin/sh" > $(2)/CONTROL/postinst; \
- echo "[ -z \"\$$$$$$$$IPKG_INSTROOT\" ] || exit 0" >> $(2)/CONTROL/postinst; \
- echo ". /etc/functions.sh" >> $(2)/CONTROL/postinst; \
- echo "load_modules $$$$$$$$modules" >> $(2)/CONTROL/postinst; \
- chmod 0755 $(2)/CONTROL/postinst; \
+ mkdir -p $(2)/CONTROL; \
+ echo "#!/bin/sh" > $(2)/CONTROL/postinst-pkg; \
+ echo "[ -z \"\$$$$$$$$IPKG_INSTROOT\" ] || exit 0" >> $(2)/CONTROL/postinst-pkg; \
+ echo ". /lib/functions.sh" >> $(2)/CONTROL/postinst-pkg; \
+ echo "insert_modules $$$$$$$$modules" >> $(2)/CONTROL/postinst-pkg; \
+ chmod 0755 $(2)/CONTROL/postinst-pkg; \
fi
endef
$(eval $(call Package/Default))
$(eval $(call KernelPackage/Defaults))
$(eval $(call KernelPackage/$(1)))
- $(eval $(call KernelPackage/$(1)/$(KERNEL)))
- $(eval $(call KernelPackage/$(1)/$(BOARD)-$(KERNEL)))
+ $(eval $(call KernelPackage/$(1)/$(BOARD)))
+ $(eval $(call KernelPackage/$(1)/$(BOARD)/$(if $(SUBTARGET),$(SUBTARGET),generic)))
define Package/kmod-$(1)
TITLE:=$(TITLE)
SECTION:=kernel
CATEGORY:=Kernel modules
DESCRIPTION:=$(DESCRIPTION)
- EXTRA_DEPENDS:=kernel (=$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE))
- VERSION:=$(LINUX_VERSION)$(if $(PKG_VERSION),+$(PKG_VERSION))-$(BOARD)-$(if $(PKG_RELEASE),$(PKG_RELEASE),$(LINUX_RELEASE))
+ EXTRA_DEPENDS:=kernel (=$(LINUX_VERSION)-$(LINUX_RELEASE)-$(LINUX_VERMAGIC))
+ VERSION:=$(LINUX_VERSION)$(if $(PKG_VERSION),+$(PKG_VERSION))-$(if $(PKG_RELEASE),$(PKG_RELEASE),$(LINUX_RELEASE))
+ PKGFLAGS:=$(PKGFLAGS)
$(call KernelPackage/$(1))
- $(call KernelPackage/$(1)/$(KERNEL))
- $(call KernelPackage/$(1)/$(BOARD)-$(KERNEL))
+ $(call KernelPackage/$(1)/$(BOARD))
+ $(call KernelPackage/$(1)/$(BOARD)/$(if $(SUBTARGET),$(SUBTARGET),generic))
endef
+ ifdef KernelPackage/$(1)/conffiles
+ define Package/kmod-$(1)/conffiles
+$(call KernelPackage/$(1)/conffiles)
+ endef
+ endif
+
ifdef KernelPackage/$(1)/description
define Package/kmod-$(1)/description
$(call KernelPackage/$(1)/description)
$(call KernelPackage/depends)
- ifneq ($(if $(filter-out %=y %=n %=m,$(KCONFIG)),$(filter m,$(foreach c,$(filter-out %=y %=n %=m,$(KCONFIG)),$($(c)))),.),)
+ ifneq ($(if $(filter-out %=y %=n %=m,$(KCONFIG)),$(filter m y,$(foreach c,$(filter-out %=y %=n %=m,$(KCONFIG)),$($(c)))),.),)
ifneq ($(strip $(FILES)),)
define Package/kmod-$(1)/install
- mkdir -p $$(1)/lib/modules/$(LINUX_VERSION)
- $(CP) -L $$(FILES) $$(1)/lib/modules/$(LINUX_VERSION)/
+ @for mod in $$(call version_filter,$$(FILES)); do \
+ if grep -q "$$$$$$$${mod##$(LINUX_DIR)/}" "$(LINUX_DIR)/modules.builtin"; then \
+ echo "NOTICE: module '$$$$$$$$mod' is built-in."; \
+ elif [ -e $$$$$$$$mod ]; then \
+ mkdir -p $$(1)/$(MODULES_SUBDIR) ; \
+ $(CP) -L $$$$$$$$mod $$(1)/$(MODULES_SUBDIR)/ ; \
+ else \
+ echo "ERROR: module '$$$$$$$$mod' is missing." >&2; \
+ exit 1; \
+ fi; \
+ done;
$(call ModuleAutoLoad,$(1),$$(1),$(AUTOLOAD))
$(call KernelPackage/$(1)/install,$$(1))
endef
endif
$(if $(CONFIG_PACKAGE_kmod-$(1)),
else
- compile: kmod-$(1)-unavailable
- kmod-$(1)-unavailable:
- @echo "WARNING: kmod-$(1) is not available in the kernel config"
+ compile: $(1)-disabled
+ $(1)-disabled:
+ @echo "WARNING: kmod-$(1) is not available in the kernel config - generating empty package" >&2
+
+ define Package/kmod-$(1)/install
+ true
+ endef
)
endif
$$(eval $$(call BuildPackage,kmod-$(1)))
$$(IPKG_kmod-$(1)): $$(wildcard $$(FILES))
endef
+version_filter=$(if $(findstring @,$(1)),$(shell $(SCRIPT_DIR)/package-metadata.pl version_filter $(KERNEL_PATCHVER) $(1)),$(1))
+
define AutoLoad
- add_module $(1) "$(2)";
+ add_module "$(1)" "$(call version_filter,$(2))" "$(3)";
+endef
+
+define AutoProbe
+ probe_module "$(call version_filter,$(1))" "$(2)";
endef
+version_field=$(if $(word $(1),$(2)),$(word $(1),$(2)),0)
+kernel_version_merge=$$(( ($(call version_field,1,$(1)) << 24) + ($(call version_field,2,$(1)) << 16) + ($(call version_field,3,$(1)) << 8) + $(call version_field,4,$(1)) ))
+
ifdef DUMP
- CompareKernelPatchVer=0
+ kernel_version_cmp=
else
- define CompareKernelPatchVer
- $(shell [ $$(echo $(1) | tr . 0) -$(2) $$(echo $(3) | tr . 0) ] && echo 1 || echo 0)
- endef
+ kernel_version_cmp=$(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))
+