X-Git-Url: https://git.archive.openwrt.org/?p=openwrt.git;a=blobdiff_plain;f=include%2Fkernel.mk;h=ae2dcc3fd98206871751e002cb25c412a02ff501;hp=7b959eaeaacf43935b304c0d93dac599c70aef37;hb=2729ebed04a4bf447ee95116a1ed13feccd7829e;hpb=7c79debf2cb44333e52025ee5b276c2c5d2c99c0

diff --git a/include/kernel.mk b/include/kernel.mk
index 7b959eaeaa..ae2dcc3fd9 100644
--- a/include/kernel.mk
+++ b/include/kernel.mk
@@ -1,105 +1,235 @@
 # 
-# 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 ($(DUMP),1)
-  KERNEL:=<KERNEL>
-  BOARD:=<BOARD>
-  LINUX_VERSION:=<LINUX_VERSION>
-else
 
-  include $(TOPDIR)/.kernel.mk
+ifeq ($(__target_inc),)
   include $(INCLUDE_DIR)/target.mk
+endif
 
-  # check to see if .kernel.mk matches target.mk
-  ifeq ($(CONFIG_BOARD)-$(CONFIG_KERNEL),$(BOARD)-$(KERNEL))
-     LINUX_VERSION:=$(CONFIG_LINUX_VERSION)
-     RELEASE:=$(CONFIG_RELEASE)
-  else
-  # oops, old .kernel.config; rebuild it (hiding the misleading errors this produces)
-    $(warning rebuilding .kernel.mk)
-    $(TOPDIR)/.kernel.mk: FORCE
-	@$(MAKE) -C $(TOPDIR)/target/linux/$(BOARD)-$(KERNEL) $@ &>/dev/null
-  endif
-
-  ifeq ($(KERNEL),2.6)
-    LINUX_KMOD_SUFFIX=ko
-  else
-    LINUX_KMOD_SUFFIX=o
+ifeq ($(DUMP),1)
+  KERNEL?=<KERNEL>
+  BOARD?=<BOARD>
+  LINUX_VERSION?=<LINUX_VERSION>
+  LINUX_VERMAGIC?=<LINUX_VERMAGIC>
+else
+  ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
+    export GCC_HONOUR_COPTS=s
   endif
 
-  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/' \
-  )
+  LINUX_KMOD_SUFFIX=ko
 
   ifneq (,$(findstring uml,$(BOARD)))
-    LINUX_KARCH:=um
-    KERNEL_CC:=$(HOSTCC)
-    KERNEL_CROSS:=
+    KERNEL_CC?=$(HOSTCC)
+    KERNEL_CROSS?=
   else
-    KERNEL_CC:=$(TARGET_CC)
-    KERNEL_CROSS:=$(TARGET_CROSS)
+    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)
+  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 ?= $(BUILD_DIR)/linux-$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET))
+  LINUX_DIR ?= $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
+  ifeq ($(strip $(call CompareKernelPatchVer,$(KERNEL_PATCHVER),ge,3.7.0)),1)
+    LINUX_UAPI_DIR=uapi/
+  endif
+  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)
-  MODULES_DIR := $(KERNEL_BUILD_DIR)/modules/$(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
+
+  MODULES_SUBDIR:=lib/modules/$(LINUX_UNAME_VERSION)
   TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
-  KMOD_BUILD_DIR := $(KERNEL_BUILD_DIR)/linux-modules
 
   LINUX_KERNEL:=$(KERNEL_BUILD_DIR)/vmlinux
+
+  LINUX_SOURCE:=linux-$(LINUX_VERSION).tar.xz
+  TESTING:=$(if $(findstring -rc,$(LINUX_VERSION)),/testing,)
+  ifeq ($(call qstrip,$(CONFIG_EXTERNAL_KERNEL_TREE))$(call qstrip,$(CONFIG_KERNEL_GIT_CLONE_URI)),)
+      LINUX_SITE:=@KERNEL/linux/kernel/v3.x$(TESTING)
+  endif
+
+  ifneq ($(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 += $$(PKG_$(1))
-endif
-endif
+define ModuleAutoLoad
+	$(SH_FUNC) \
+	export modules=; \
+	probe_module() { \
+		mods="$$$$$$$$1"; \
+		boot="$$$$$$$$2"; \
+		shift 2; \
+		for mod in $$$$$$$$mods; do \
+			if [ -e $(2)/$(MODULES_SUBDIR)/$$$$$$$$mod.ko ]; then \
+				mkdir -p $(2)/etc/modules.d; \
+				echo "$$$$$$$$mod" >> $(2)/etc/modules.d/$(1); \
+			fi; \
+		done; \
+		if [ -e $(2)/etc/modules.d/$(1) ]; then \
+			if [ "$$$$$$$$boot" = "1" ]; then \
+				mkdir -p $(2)/etc/modules-boot.d; \
+				ln -s ../modules.d/$(1) $(2)/etc/modules-boot.d/; \
+			fi; \
+			modules="$$$$$$$${modules:+$$$$$$$$modules}"; \
+		fi; \
+	}; \
+	add_module() { \
+		priority="$$$$$$$$1"; \
+		mods="$$$$$$$$2"; \
+		boot="$$$$$$$$3"; \
+		shift 3; \
+		for mod in $$$$$$$$mods; do \
+			if [ -e $(2)/$(MODULES_SUBDIR)/$$$$$$$$mod.ko ]; then \
+				mkdir -p $(2)/etc/modules.d; \
+				echo "$$$$$$$$mod" >> $(2)/etc/modules.d/$$$$$$$$priority-$(1); \
+			fi; \
+		done; \
+		if [ -e $(2)/etc/modules.d/$$$$$$$$priority-$(1) ]; then \
+			if [ "$$$$$$$$boot" = "1" ]; then \
+				mkdir -p $(2)/etc/modules-boot.d; \
+				ln -s ../modules.d/$$$$$$$$priority-$(1) $(2)/etc/modules-boot.d/; \
+			fi; \
+			modules="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$priority-$(1)"; \
+		fi; \
+	}; \
+	$(3) \
+	if [ -n "$$$$$$$$modules" ]; then \
+		mkdir -p $(2)/etc/modules.d; \
+		mkdir -p $(2)/CONTROL; \
+		echo "#!/bin/sh" > $(2)/CONTROL/postinst; \
+		echo "[ -z \"\$$$$$$$$IPKG_INSTROOT\" ] || exit 0" >> $(2)/CONTROL/postinst; \
+		echo ". /lib/functions.sh" >> $(2)/CONTROL/postinst; \
+		echo "insert_modules $$$$$$$$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 "$$$$$$$${mod##$(LINUX_DIR)/}" "$(LINUX_DIR)/modules.builtin"; then \
+					echo "NOTICE: module '$$$$$$$$mod' is built-in."; \
+				else \
+					echo "ERROR: module '$$$$$$$$mod' is missing." >&2; \
+					exit 1; \
+				fi; \
+			else \
+				echo "WARNING: module '$$$$$$$$mod' missing and modules.builtin not available, assuming built-in." >&2; \
+			fi; \
+		  done;
+		  $(call ModuleAutoLoad,$(1),$$(1),$(AUTOLOAD))
+		  $(call KernelPackage/$(1)/install,$$(1))
+      endef
+    endif
+  $(if $(CONFIG_PACKAGE_kmod-$(1)),
+    else
+      compile: $(1)-disabled
+      $(1)-disabled:
+		@echo "WARNING: kmod-$(1) is not available in the kernel config - generating empty package" >&2
+
+      define Package/kmod-$(1)/install
+		true
+      endef
+  )
+  endif
+  $$(eval $$(call BuildPackage,kmod-$(1)))
+
+  $$(IPKG_kmod-$(1)): $$(wildcard $$(FILES))
+endef
+
+define AutoLoad
+  add_module "$(1)" "$(2)" "$(3)";
+endef
+
+define AutoProbe
+  probe_module "$(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
+  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))
+