[backfire] backport r27648

[openwrt-10.03/.git] / include / kernel.mk

diff --git a/include/kernel.mk b/include/kernel.mk
index 5b27d2f459c894033d548e062ee9b6ecb10e1ac0..63df959a48b682f8a6dd07f57bace33d043875fd 100644 (file)
--- a/include/kernel.mk
+++ b/include/kernel.mk
@@ -5,13 +5,15 @@
 # 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
-  include $(INCLUDE_DIR)/target.mk
-
   export GCC_HONOUR_COPTS=s
 
   ifeq ($(KERNEL),2.6)
@@ -21,17 +23,18 @@ else
   endif
 
   ifneq (,$(findstring uml,$(BOARD)))
-    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_PATCHVER:=$(shell echo $(LINUX_VERSION) | cut -d. -f1,2,3 | cut -d- -f1)
-  PLATFORM_DIR := $(TOPDIR)/target/linux/$(BOARD)-$(KERNEL)
-  PATCH_DIR ?= ./patches$(shell [ -d "./patches-$(KERNEL_PATCHVER)" ] && printf -- "-$(KERNEL_PATCHVER)" || true )
-  KERNEL_BUILD_DIR ?= $(BUILD_DIR_BASE)/linux-$(KERNEL)-$(BOARD)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
+  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)
 
   MODULES_SUBDIR:=lib/modules/$(LINUX_VERSION)
@@ -41,20 +44,24 @@ else
 
   LINUX_SOURCE:=linux-$(LINUX_VERSION).tar.bz2
   TESTING:=$(if $(findstring -rc,$(LINUX_VERSION)),/testing,)
-  LINUX_SITE:=http://www.us.kernel.org/pub/linux/kernel/v$(KERNEL)$(TESTING) \
-           http://www.us.kernel.org/pub/linux/kernel/v$(KERNEL)$(TESTING) \
-           http://www.kernel.org/pub/linux/kernel/v$(KERNEL)$(TESTING) \
-           http://www.de.kernel.org/pub/linux/kernel/v$(KERNEL)$(TESTING)
+  ifeq ($(call qstrip,$(CONFIG_EXTERNAL_KERNEL_TREE)),)
+    LINUX_SITE:=@KERNEL/linux/kernel/v$(KERNEL)$(TESTING)
+  endif
 
-  PKG_BUILD_DIR ?= $(KERNEL_BUILD_DIR)/$(PKG_NAME)-$(PKG_VERSION)
+  ifneq ($(TARGET_BUILD),1)
+    PKG_BUILD_DIR ?= $(KERNEL_BUILD_DIR)/$(PKG_NAME)$(if $(PKG_VERSION),-$(PKG_VERSION))
+  endif
 endif
-GENERIC_PLATFORM_DIR := $(TOPDIR)/target/linux/generic-$(KERNEL)
-GENERIC_PATCH_DIR := $(GENERIC_PLATFORM_DIR)/patches$(shell [ -d "$(GENERIC_PLATFORM_DIR)/patches-$(KERNEL_PATCHVER)" ] && printf -- "-$(KERNEL_PATCHVER)" || true )
 
-ifeq ($(DUMP),)
-  -include $(LINUX_DIR)/.config
+ifneq (,$(findstring uml,$(BOARD)))
+  LINUX_KARCH=um
+else
+  ifeq (,$(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
 
+
 define KernelPackage/Defaults
   FILES:=
   AUTOLOAD:=
@@ -65,6 +72,9 @@ define ModuleAutoLoad
        add_module() { \
                mkdir -p $(2)/etc/modules.d; \
                ( \
+                       [ "$$$$$$$$3" = "1" ] && { \
+                               echo '# May be required for rootfs' ; \
+                       } ; \
                        for mod in $$$$$$$$2; do \
                                getvar mod; \
                        done \
@@ -74,6 +84,7 @@ define ModuleAutoLoad
        $(3) \
        if [ -n "$$$$$$$$modules" ]; then \
                mkdir -p $(2)/etc/modules.d; \
+               mkdir -p $(2)/CONTROL; \
                echo "#!/bin/sh" > $(2)/CONTROL/postinst; \
                echo "[ -z \"\$$$$$$$$IPKG_INSTROOT\" ] || exit 0" >> $(2)/CONTROL/postinst; \
                echo ". /etc/functions.sh" >> $(2)/CONTROL/postinst; \
@@ -81,7 +92,16 @@ define ModuleAutoLoad
                chmod 0755 $(2)/CONTROL/postinst; \
        fi
 endef
- 
+
+ifeq ($(DUMP)$(TARGET_BUILD),)
+  -include $(LINUX_DIR)/.config
+endif
+
+define KernelPackage/depends
+  $(STAMP_BUILT): $(LINUX_DIR)/.config
+  define KernelPackage/depends
+  endef
+endef
 
 define KernelPackage
   NAME:=$(1)
@@ -89,20 +109,35 @@ define KernelPackage
   $(eval $(call KernelPackage/Defaults))
   $(eval $(call KernelPackage/$(1)))
   $(eval $(call KernelPackage/$(1)/$(KERNEL)))
-  $(eval $(call KernelPackage/$(1)/$(BOARD)-$(KERNEL)))
+  $(eval $(call KernelPackage/$(1)/$(BOARD)))
 
   define Package/kmod-$(1)
     TITLE:=$(TITLE)
     SECTION:=kernel
     CATEGORY:=Kernel modules
     DESCRIPTION:=$(DESCRIPTION)
-    EXTRA_DEPENDS:=kernel (=$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE))
+    EXTRA_DEPENDS:=kernel (=$(LINUX_VERSION)-$(LINUX_RELEASE))
+    VERSION:=$(LINUX_VERSION)$(if $(PKG_VERSION),+$(PKG_VERSION))-$(if $(PKG_RELEASE),$(PKG_RELEASE),$(LINUX_RELEASE))
     $(call KernelPackage/$(1))
     $(call KernelPackage/$(1)/$(KERNEL))
-    $(call KernelPackage/$(1)/$(BOARD)-$(KERNEL))
+    $(call KernelPackage/$(1)/$(BOARD))
   endef
 
-  ifneq ($(if $(KCONFIG),$(filter m,$(foreach c,$(filter-out %=y %=n %=m,$(KCONFIG)),$($(c)))),.),)
+  ifdef KernelPackage/$(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)),$(filter m,$(foreach c,$(filter-out %=y %=n %=m,$(KCONFIG)),$($(c)))),.),)
     ifneq ($(strip $(FILES)),)
       define Package/kmod-$(1)/install
                  mkdir -p $$(1)/lib/modules/$(LINUX_VERSION)
@@ -111,6 +146,12 @@ define KernelPackage
                  $(call KernelPackage/$(1)/install,$$(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)))
 
@@ -118,6 +159,14 @@ define KernelPackage
 endef
 
 define AutoLoad
-  add_module $(1) "$(2)";
+  add_module $(1) "$(2)" $(3);
 endef
 
+ifdef DUMP
+  CompareKernelPatchVer=0
+else
+  define CompareKernelPatchVer
+    $(shell [ $$(echo $(1) | tr . 0) -$(2) $$(echo $(3) | tr . 0) ] && echo 1 || echo 0)
+  endef
+endif
+