allow targets for override generic config (GENERIC_LINUX_CONFIG:=/dev/null) for testi...

[openwrt.git] / include / kernel.mk

diff --git a/include/kernel.mk b/include/kernel.mk
index d27f8ac..788e3f2 100644 (file)
--- a/include/kernel.mk
+++ b/include/kernel.mk
@@ -5,12 +5,16 @@
 # 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 ($(KERNEL),2.6)
     LINUX_KMOD_SUFFIX=ko
@@ -26,11 +30,9 @@ else
     KERNEL_CROSS:=$(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:=$(BUILD_DIR)/linux-$(KERNEL)-$(BOARD)
-  LINUX_DIR := $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
+  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)
@@ -39,15 +41,24 @@ 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)
+  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
 
-  PKG_BUILD_DIR ?= $(KERNEL_BUILD_DIR)/$(PKG_NAME)-$(PKG_VERSION)
+ifneq (,$(findstring uml,$(BOARD)))
+  LINUX_KARCH:=um
+else
+  LINUX_KARCH:=$(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/' \
+  )
 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 )
 
 
 define KernelPackage/Defaults
@@ -92,19 +103,35 @@ define KernelPackage
     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
 
-  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,$$(1))
+  ifdef KernelPackage/$(1)/description
+    define Package/kmod-$(1)/description
+$(call KernelPackage/$(1)/description)
     endef
   endif
+
+  # check that all CONFIG_* symbols in $(KCONFIG) are set to 'm'
+  ifeq ($(filter-out m,$(foreach c,$(filter-out %=y %=n %=m,$(KCONFIG)),$(if $($(c)),$($(c)),n))),)
+    ifneq ($(strip $(FILES)),)
+      define Package/kmod-$(1)/install
+                 mkdir -p $$(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))