include kernel-version.mk from kernel.mk so that a correct KERNEL_PATCHVER is always...
[openwrt/svn-archive/archive.git] / include / kernel.mk
1 #
2 # Copyright (C) 2006 OpenWrt.org
3 #
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
6 #
7
8 include $(INCLUDE_DIR)/kernel-version.mk
9
10 ifeq ($(DUMP),1)
11 KERNEL?=<KERNEL>
12 BOARD?=<BOARD>
13 LINUX_VERSION?=<LINUX_VERSION>
14 else
15 include $(INCLUDE_DIR)/target.mk
16
17 export GCC_HONOUR_COPTS=s
18
19 ifeq ($(KERNEL),2.6)
20 LINUX_KMOD_SUFFIX=ko
21 else
22 LINUX_KMOD_SUFFIX=o
23 endif
24
25 ifneq (,$(findstring uml,$(BOARD)))
26 KERNEL_CC:=$(HOSTCC)
27 KERNEL_CROSS:=
28 else
29 KERNEL_CC:=$(TARGET_CC)
30 KERNEL_CROSS:=$(TARGET_CROSS)
31 endif
32
33 PLATFORM_DIR := $(TOPDIR)/target/linux/$(BOARD)-$(KERNEL)
34 PATCH_DIR ?= ./patches$(shell [ -d "./patches-$(KERNEL_PATCHVER)" ] && printf -- "-$(KERNEL_PATCHVER)" || true )
35 KERNEL_BUILD_DIR ?= $(BUILD_DIR_BASE)/linux-$(KERNEL)-$(BOARD)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
36 LINUX_DIR ?= $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
37
38 MODULES_SUBDIR:=lib/modules/$(LINUX_VERSION)
39 TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
40
41 LINUX_KERNEL:=$(KERNEL_BUILD_DIR)/vmlinux
42
43 LINUX_SOURCE:=linux-$(LINUX_VERSION).tar.bz2
44 TESTING:=$(if $(findstring -rc,$(LINUX_VERSION)),/testing,)
45 LINUX_SITE:=http://www.us.kernel.org/pub/linux/kernel/v$(KERNEL)$(TESTING) \
46 http://www.us.kernel.org/pub/linux/kernel/v$(KERNEL)$(TESTING) \
47 http://www.kernel.org/pub/linux/kernel/v$(KERNEL)$(TESTING) \
48 http://www.de.kernel.org/pub/linux/kernel/v$(KERNEL)$(TESTING)
49
50 PKG_BUILD_DIR ?= $(KERNEL_BUILD_DIR)/$(PKG_NAME)-$(PKG_VERSION)
51 endif
52 GENERIC_PLATFORM_DIR := $(TOPDIR)/target/linux/generic-$(KERNEL)
53 GENERIC_PATCH_DIR := $(GENERIC_PLATFORM_DIR)/patches$(shell [ -d "$(GENERIC_PLATFORM_DIR)/patches-$(KERNEL_PATCHVER)" ] && printf -- "-$(KERNEL_PATCHVER)" || true )
54
55
56 define KernelPackage/Defaults
57 FILES:=
58 AUTOLOAD:=
59 endef
60
61 define ModuleAutoLoad
62 export modules=; \
63 add_module() { \
64 mkdir -p $(2)/etc/modules.d; \
65 ( \
66 for mod in $$$$$$$$2; do \
67 getvar mod; \
68 done \
69 ) > $(2)/etc/modules.d/$$$$$$$$1-$(1); \
70 modules="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$1-$(1)"; \
71 }; \
72 $(3) \
73 if [ -n "$$$$$$$$modules" ]; then \
74 mkdir -p $(2)/etc/modules.d; \
75 echo "#!/bin/sh" > $(2)/CONTROL/postinst; \
76 echo "[ -z \"\$$$$$$$$IPKG_INSTROOT\" ] || exit 0" >> $(2)/CONTROL/postinst; \
77 echo ". /etc/functions.sh" >> $(2)/CONTROL/postinst; \
78 echo "load_modules $$$$$$$$modules" >> $(2)/CONTROL/postinst; \
79 chmod 0755 $(2)/CONTROL/postinst; \
80 fi
81 endef
82
83
84 define KernelPackage
85 NAME:=$(1)
86 $(eval $(call Package/Default))
87 $(eval $(call KernelPackage/Defaults))
88 $(eval $(call KernelPackage/$(1)))
89 $(eval $(call KernelPackage/$(1)/$(KERNEL)))
90 $(eval $(call KernelPackage/$(1)/$(BOARD)-$(KERNEL)))
91
92 define Package/kmod-$(1)
93 TITLE:=$(TITLE)
94 SECTION:=kernel
95 CATEGORY:=Kernel modules
96 DESCRIPTION:=$(DESCRIPTION)
97 EXTRA_DEPENDS:=kernel (=$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE))
98 $(call KernelPackage/$(1))
99 $(call KernelPackage/$(1)/$(KERNEL))
100 $(call KernelPackage/$(1)/$(BOARD)-$(KERNEL))
101 endef
102
103 ifdef KernelPackage/$(1)/description
104 define Package/kmod-$(1)/description
105 $(call KernelPackage/$(1)/description)
106 endef
107 endif
108
109 ifneq ($(if $(KCONFIG),$(filter m,$(foreach c,$(filter-out %=y %=n %=m,$(KCONFIG)),$($(c)))),.),)
110 ifneq ($(strip $(FILES)),)
111 define Package/kmod-$(1)/install
112 mkdir -p $$(1)/lib/modules/$(LINUX_VERSION)
113 $(CP) -L $$(FILES) $$(1)/lib/modules/$(LINUX_VERSION)/
114 $(call ModuleAutoLoad,$(1),$$(1),$(AUTOLOAD))
115 $(call KernelPackage/$(1)/install,$$(1))
116 endef
117 endif
118 endif
119 $$(eval $$(call BuildPackage,kmod-$(1)))
120
121 $$(IPKG_kmod-$(1)): $$(wildcard $$(FILES))
122 endef
123
124 define AutoLoad
125 add_module $(1) "$(2)";
126 endef
127