2 # Copyright (C) 2006 OpenWrt.org
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
8 ifeq ($(__target_inc
),)
9 include $(INCLUDE_DIR
)/target.mk
15 LINUX_VERSION?
=<LINUX_VERSION
>
17 export GCC_HONOUR_COPTS
=s
21 ifneq (,$(findstring uml
,$(BOARD
)))
25 KERNEL_CC?
=$(TARGET_CC
)
26 KERNEL_CROSS?
=$(TARGET_CROSS
)
29 ifeq ($(TARGET_BUILD
),1)
30 PATCH_DIR ?
= .
/patches
$(if
$(wildcard .
/patches-
$(KERNEL_PATCHVER
)),-$(KERNEL_PATCHVER
))
31 FILES_DIR ?
= $(foreach dir,$(wildcard .
/files .
/files-
$(KERNEL_PATCHVER
)),"$(dir)")
33 KERNEL_BUILD_DIR ?
= $(BUILD_DIR_BASE
)/linux-
$(BOARD
)$(if
$(SUBTARGET
),_
$(SUBTARGET
))$(if
$(BUILD_SUFFIX
),_
$(BUILD_SUFFIX
))
34 LINUX_DIR ?
= $(KERNEL_BUILD_DIR
)/linux-
$(LINUX_VERSION
)
36 LINUX_UNAME_VERSION
:=$(if
$(word 3,$(subst .
, ,$(KERNEL_BASE
))),$(KERNEL_BASE
),$(KERNEL_BASE
).0)
37 ifneq ($(findstring -rc
,$(LINUX_VERSION
)),)
38 LINUX_UNAME_VERSION
:=$(LINUX_UNAME_VERSION
)-$(strip $(lastword
$(subst -, ,$(LINUX_VERSION
))))
41 MODULES_SUBDIR
:=lib
/modules
/$(LINUX_UNAME_VERSION
)
42 TARGET_MODULES_DIR
:= $(LINUX_TARGET_DIR
)/$(MODULES_SUBDIR
)
44 LINUX_KERNEL
:=$(KERNEL_BUILD_DIR
)/vmlinux
46 LINUX_SOURCE
:=linux-
$(LINUX_VERSION
).
tar.bz2
47 TESTING
:=$(if
$(findstring -rc
,$(LINUX_VERSION
)),/testing
,)
48 ifeq ($(call qstrip
,$(CONFIG_EXTERNAL_KERNEL_TREE
)),)
49 LINUX_SITE
:=@KERNEL
/linux
/kernel
/v
$(KERNEL
)$(TESTING
)
52 ifneq ($(TARGET_BUILD
),1)
53 PKG_BUILD_DIR ?
= $(KERNEL_BUILD_DIR
)/$(PKG_NAME
)$(if
$(PKG_VERSION
),-$(PKG_VERSION
))
57 ifneq (,$(findstring uml
,$(BOARD
)))
60 ifeq (,$(LINUX_KARCH
))
61 LINUX_KARCH
=$(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
))))))))))
66 define KernelPackage
/Defaults
75 priority
="$$$$$$$$1"; \
79 mkdir
-p
$(2)/etc
/modules.d
; \
81 [ "$$$$$$$$boot" = "1" ] && { \
82 echo
'# May be required for rootfs' ; \
84 for mod in
$$$$$$$$mods; do \
87 ) > $(2)/etc
/modules.d
/$$$$$$$$priority-$(1); \
88 modules
="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$priority-$(1)"; \
91 if
[ -n
"$$$$$$$$modules" ]; then \
92 mkdir
-p
$(2)/etc
/modules.d
; \
93 mkdir
-p
$(2)/CONTROL
; \
94 echo
"#!/bin/sh" > $(2)/CONTROL
/postinst
; \
95 echo
"[ -z \"\$$$$$$$$IPKG_INSTROOT\" ] || exit 0" >> $(2)/CONTROL
/postinst
; \
96 echo
". /etc/functions.sh" >> $(2)/CONTROL
/postinst
; \
97 echo
"load_modules $$$$$$$$modules" >> $(2)/CONTROL
/postinst
; \
98 chmod
0755 $(2)/CONTROL
/postinst
; \
102 ifeq ($(DUMP
)$(TARGET_BUILD
),)
103 -include $(LINUX_DIR
)/.config
106 define KernelPackage
/depends
107 $(STAMP_BUILT
): $(LINUX_DIR
)/.config
108 define KernelPackage
/depends
114 $(eval
$(call Package
/Default
))
115 $(eval
$(call KernelPackage
/Defaults
))
116 $(eval
$(call KernelPackage
/$(1)))
117 $(eval
$(call KernelPackage
/$(1)/$(BOARD
)))
119 define Package
/kmod-
$(1)
122 CATEGORY
:=Kernel modules
123 DESCRIPTION
:=$(DESCRIPTION
)
124 EXTRA_DEPENDS
:=kernel
(=$(LINUX_VERSION
)-$(LINUX_RELEASE
))
125 VERSION
:=$(LINUX_VERSION
)$(if
$(PKG_VERSION
),+$(PKG_VERSION
))-$(if
$(PKG_RELEASE
),$(PKG_RELEASE
),$(LINUX_RELEASE
))
126 $(call KernelPackage
/$(1))
127 $(call KernelPackage
/$(1)/$(BOARD
))
130 ifdef KernelPackage
/$(1)/description
131 define Package
/kmod-
$(1)/description
132 $(call KernelPackage
/$(1)/description
)
136 ifdef KernelPackage
/$(1)/config
137 define Package
/kmod-
$(1)/config
138 $(call KernelPackage
/$(1)/config
)
142 $(call KernelPackage
/depends
)
144 ifneq ($(if
$(filter-out %=y
%=n
%=m
,$(KCONFIG
)),$(filter m
,$(foreach c
,$(filter-out %=y
%=n
%=m
,$(KCONFIG
)),$($(c
)))),.
),)
145 ifneq ($(strip $(FILES
)),)
146 define Package
/kmod-
$(1)/install
147 mkdir
-p
$$(1)/$(MODULES_SUBDIR
)
148 $(CP
) -L
$$(FILES
) $$(1)/$(MODULES_SUBDIR
)/
149 $(call ModuleAutoLoad
,$(1),$$(1),$(AUTOLOAD
))
150 $(call KernelPackage
/$(1)/install,$$(1))
153 $(if
$(CONFIG_PACKAGE_kmod-
$(1)),
155 compile
: kmod-
$(1)-unavailable
156 kmod-
$(1)-unavailable
:
157 @echo
"WARNING: kmod-$(1) is not available in the kernel config"
160 $$(eval
$$(call BuildPackage
,kmod-
$(1)))
162 $$(IPKG_kmod-
$(1)): $$(wildcard $$(FILES
))
166 add_module
"$(1)" "$(2)" "$(3)";
169 version_field
=$(if
$(word $(1),$(2)),$(word $(1),$(2)),0)
170 kernel_version_merge
=$$(( ($(call version_field
,1,$(1)) << 24) + ($(call version_field
,2,$(1)) << 16) + ($(call version_field
,3,$(1)) << 8) + $(call version_field
,4,$(1)) ))
175 kernel_version_cmp
=$(shell [ $(call kernel_version_merge
,$(call split_version
,$(2))) $(1) $(call kernel_version_merge
,$(call split_version
,$(3))) ] && echo
1 )
178 CompareKernelPatchVer
=$(if
$(call kernel_version_cmp
,-$(2),$(1),$(3)),1,0)
180 kernel_patchver_gt
=$(call kernel_version_cmp
,-gt
,$(KERNEL_PATCHVER
),$(1))
181 kernel_patchver_ge
=$(call kernel_version_cmp
,-ge
,$(KERNEL_PATCHVER
),$(1))
182 kernel_patchver_eq
=$(call kernel_version_cmp
,-eq
,$(KERNEL_PATCHVER
),$(1))
183 kernel_patchver_le
=$(call kernel_version_cmp
,-lt
,$(KERNEL_PATCHVER
),$(1))
184 kernel_patchver_lt
=$(call kernel_version_cmp
,-le
,$(KERNEL_PATCHVER
),$(1))