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[kernel] more linux kernel cygwin build fixes
[openwrt.git] / include / kernel.mk
diff --git a/include/kernel.mk b/include/kernel.mk
index dfdd277..cb62e63 100644 (file)
--- a/include/kernel.mk
+++ b/include/kernel.mk
@@ -5,13 +5,15 @@
 # See /LICENSE for more information.
 #
 
 # 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
 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)
   export GCC_HONOUR_COPTS=s
 
   ifeq ($(KERNEL),2.6)
@@ -21,18 +23,17 @@ else
   endif
 
   ifneq (,$(findstring uml,$(BOARD)))
   endif
 
   ifneq (,$(findstring uml,$(BOARD)))
-    KERNEL_CC:=$(HOSTCC)
-    KERNEL_CROSS:=
+    KERNEL_CC?=$(HOSTCC)
+    KERNEL_CROSS?=
   else
   else
-    KERNEL_CC:=$(TARGET_CC)
-    KERNEL_CROSS:=$(TARGET_CROSS)
+    KERNEL_CC?=$(TARGET_CC)
+    KERNEL_CROSS?=$(TARGET_CROSS)
   endif
 
   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$(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))
+  LINUX_DIR ?= $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
 
   MODULES_SUBDIR:=lib/modules/$(LINUX_VERSION)
   TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
 
   MODULES_SUBDIR:=lib/modules/$(LINUX_VERSION)
   TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
@@ -41,15 +42,20 @@ else
 
   LINUX_SOURCE:=linux-$(LINUX_VERSION).tar.bz2
   TESTING:=$(if $(findstring -rc,$(LINUX_VERSION)),/testing,)
 
   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,$(BOARD)))
+  LINUX_KARCH=um
+else
+  ifeq (,$(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
 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
 
 
 define KernelPackage/Defaults
@@ -71,6 +77,7 @@ define ModuleAutoLoad
        $(3) \
        if [ -n "$$$$$$$$modules" ]; then \
                mkdir -p $(2)/etc/modules.d; \
        $(3) \
        if [ -n "$$$$$$$$modules" ]; then \
                mkdir -p $(2)/etc/modules.d; \
+               mkdir -p $(2)/CONTROL; \
                echo "#!/bin/sh" > $(2)/CONTROL/postinst; \
                echo "[ -z \"\$$$$$$$$IPKG_INSTROOT\" ] || exit 0" >> $(2)/CONTROL/postinst; \
                echo ". /etc/functions.sh" >> $(2)/CONTROL/postinst; \
                echo "#!/bin/sh" > $(2)/CONTROL/postinst; \
                echo "[ -z \"\$$$$$$$$IPKG_INSTROOT\" ] || exit 0" >> $(2)/CONTROL/postinst; \
                echo ". /etc/functions.sh" >> $(2)/CONTROL/postinst; \
@@ -78,7 +85,16 @@ define ModuleAutoLoad
                chmod 0755 $(2)/CONTROL/postinst; \
        fi
 endef
                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)
 
 define KernelPackage
   NAME:=$(1)
@@ -94,12 +110,27 @@ define KernelPackage
     CATEGORY:=Kernel modules
     DESCRIPTION:=$(DESCRIPTION)
     EXTRA_DEPENDS:=kernel (=$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE))
     CATEGORY:=Kernel modules
     DESCRIPTION:=$(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
 
     $(call KernelPackage/$(1))
     $(call KernelPackage/$(1)/$(KERNEL))
     $(call KernelPackage/$(1)/$(BOARD)-$(KERNEL))
   endef
 
-  ifneq ($(filter m,$(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 $$(1)/lib/modules/$(LINUX_VERSION)
     ifneq ($(strip $(FILES)),)
       define Package/kmod-$(1)/install
                  mkdir -p $$(1)/lib/modules/$(LINUX_VERSION)
@@ -108,6 +139,12 @@ define KernelPackage
                  $(call KernelPackage/$(1)/install,$$(1))
       endef
     endif
                  $(call KernelPackage/$(1)/install,$$(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)))
 
   endif
   $$(eval $$(call BuildPackage,kmod-$(1)))
 
@@ -118,3 +155,11 @@ define AutoLoad
   add_module $(1) "$(2)";
 endef
 
   add_module $(1) "$(2)";
 endef
 
+ifdef DUMP
+  CompareKernelPatchVer=0
+else
+  define CompareKernelPatchVer
+    $(shell [ $$(echo $(1) | tr . 0) -$(2) $$(echo $(3) | tr . 0) ] && echo 1 || echo 0)
+  endef
+endif
+
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