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