2 # Copyright (C) 2006-2011 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 $(INCLUDE_DIR
)/target.mk
15 LINUX_VERSION?
=<LINUX_VERSION
>
16 LINUX_VERMAGIC?
=<LINUX_VERMAGIC
>
18 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN
),)
19 export GCC_HONOUR_COPTS
=s
24 ifneq (,$(findstring uml
,$(BOARD
)))
28 KERNEL_CC?
=$(TARGET_CC
)
29 KERNEL_CROSS?
=$(TARGET_CROSS
)
32 ifeq ($(TARGET_BUILD
),1)
33 PATCH_DIR ?
= .
/patches
$(if
$(wildcard .
/patches-
$(KERNEL_PATCHVER
)),-$(KERNEL_PATCHVER
))
34 FILES_DIR ?
= $(foreach dir,$(wildcard .
/files .
/files-
$(KERNEL_PATCHVER
)),"$(dir)")
36 KERNEL_BUILD_DIR ?
= $(BUILD_DIR
)/linux-
$(BOARD
)$(if
$(SUBTARGET
),_
$(SUBTARGET
))
37 LINUX_DIR ?
= $(KERNEL_BUILD_DIR
)/linux-
$(LINUX_VERSION
)
38 ifeq ($(strip $(call CompareKernelPatchVer
,$(KERNEL_PATCHVER
),ge
,3.7.0)),1)
41 LINUX_VERMAGIC
:=$(strip $(shell cat
$(LINUX_DIR
)/.vermagic
2>/dev
/null
))
42 LINUX_VERMAGIC
:=$(if
$(LINUX_VERMAGIC
),$(LINUX_VERMAGIC
),unknown
)
44 LINUX_UNAME_VERSION
:=$(if
$(word 3,$(subst .
, ,$(KERNEL_BASE
))),$(KERNEL_BASE
),$(KERNEL_BASE
).0)
45 ifneq ($(findstring -rc
,$(LINUX_VERSION
)),)
46 LINUX_UNAME_VERSION
:=$(LINUX_UNAME_VERSION
)-$(strip $(lastword
$(subst -, ,$(LINUX_VERSION
))))
49 MODULES_SUBDIR
:=lib
/modules
/$(LINUX_UNAME_VERSION
)
50 TARGET_MODULES_DIR
:= $(LINUX_TARGET_DIR
)/$(MODULES_SUBDIR
)
52 LINUX_KERNEL
:=$(KERNEL_BUILD_DIR
)/vmlinux
54 LINUX_SOURCE
:=linux-
$(LINUX_VERSION
).
tar.xz
55 TESTING
:=$(if
$(findstring -rc
,$(LINUX_VERSION
)),/testing
,)
56 ifeq ($(call qstrip
,$(CONFIG_EXTERNAL_KERNEL_TREE
))$(call qstrip
,$(CONFIG_KERNEL_GIT_CLONE_URI
)),)
57 LINUX_SITE
:=@KERNEL
/linux
/kernel
/v3.x
$(TESTING
)
60 ifneq ($(TARGET_BUILD
),1)
61 PKG_BUILD_DIR ?
= $(KERNEL_BUILD_DIR
)/$(PKG_NAME
)$(if
$(PKG_VERSION
),-$(PKG_VERSION
))
65 ifneq (,$(findstring uml
,$(BOARD
)))
68 ifeq (,$(LINUX_KARCH
))
69 LINUX_KARCH
=$(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
))))))))))
74 define KernelPackage
/Defaults
86 for mod in
$$$$$$$$mods; do \
87 if
[ -e
$(2)/$(MODULES_SUBDIR
)/$$$$$$$$mod.ko
]; then \
88 mkdir
-p
$(2)/etc
/modules.d
; \
89 echo
"$$$$$$$$mod" >> $(2)/etc
/modules.d
/$(1); \
92 if
[ -e
$(2)/etc
/modules.d
/$(1) ]; then \
93 if
[ "$$$$$$$$boot" = "1" ]; then \
94 mkdir
-p
$(2)/etc
/modules-boot.d
; \
95 ln
-s ..
/modules.d
/$(1) $(2)/etc
/modules-boot.d
/; \
97 modules
="$$$$$$$${modules:+$$$$$$$$modules}"; \
101 priority
="$$$$$$$$1"; \
105 for mod in
$$$$$$$$mods; do \
106 if
[ -e
$(2)/$(MODULES_SUBDIR
)/$$$$$$$$mod.ko
]; then \
107 mkdir
-p
$(2)/etc
/modules.d
; \
108 echo
"$$$$$$$$mod" >> $(2)/etc
/modules.d
/$$$$$$$$priority-$(1); \
111 if
[ -e
$(2)/etc
/modules.d
/$$$$$$$$priority-$(1) ]; then \
112 if
[ "$$$$$$$$boot" = "1" ]; then \
113 mkdir
-p
$(2)/etc
/modules-boot.d
; \
114 ln
-s ..
/modules.d
/$$$$$$$$priority-$(1) $(2)/etc
/modules-boot.d
/; \
116 modules
="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$priority-$(1)"; \
120 if
[ -n
"$$$$$$$$modules" ]; then \
121 mkdir
-p
$(2)/etc
/modules.d
; \
122 mkdir
-p
$(2)/CONTROL
; \
123 echo
"#!/bin/sh" > $(2)/CONTROL
/postinst
; \
124 echo
"[ -z \"\$$$$$$$$IPKG_INSTROOT\" ] || exit 0" >> $(2)/CONTROL
/postinst
; \
125 echo
". /lib/functions.sh" >> $(2)/CONTROL
/postinst
; \
126 echo
"insert_modules $$$$$$$$modules" >> $(2)/CONTROL
/postinst
; \
127 chmod
0755 $(2)/CONTROL
/postinst
; \
131 ifeq ($(DUMP
)$(TARGET_BUILD
),)
132 -include $(LINUX_DIR
)/.config
135 define KernelPackage
/depends
136 $(STAMP_BUILT
): $(LINUX_DIR
)/.config
137 define KernelPackage
/depends
143 $(eval
$(call Package
/Default
))
144 $(eval
$(call KernelPackage
/Defaults
))
145 $(eval
$(call KernelPackage
/$(1)))
146 $(eval
$(call KernelPackage
/$(1)/$(BOARD
)))
148 define Package
/kmod-
$(1)
151 CATEGORY
:=Kernel modules
152 DESCRIPTION
:=$(DESCRIPTION
)
153 EXTRA_DEPENDS
:=kernel
(=$(LINUX_VERSION
)-$(LINUX_RELEASE
)-$(LINUX_VERMAGIC
))
154 VERSION
:=$(LINUX_VERSION
)$(if
$(PKG_VERSION
),+$(PKG_VERSION
))-$(if
$(PKG_RELEASE
),$(PKG_RELEASE
),$(LINUX_RELEASE
))
155 $(call KernelPackage
/$(1))
156 $(call KernelPackage
/$(1)/$(BOARD
))
159 ifdef KernelPackage
/$(1)/description
160 define Package
/kmod-
$(1)/description
161 $(call KernelPackage
/$(1)/description
)
165 ifdef KernelPackage
/$(1)/config
166 define Package
/kmod-
$(1)/config
167 $(call KernelPackage
/$(1)/config
)
171 $(call KernelPackage
/depends
)
173 ifneq ($(if
$(filter-out %=y
%=n
%=m
,$(KCONFIG
)),$(filter m y
,$(foreach c
,$(filter-out %=y
%=n
%=m
,$(KCONFIG
)),$($(c
)))),.
),)
174 ifneq ($(strip $(FILES
)),)
175 define Package
/kmod-
$(1)/install
176 @for mod in
$$(FILES
); do \
177 if
[ -e
$$$$$$$$mod ]; then \
178 mkdir
-p
$$(1)/$(MODULES_SUBDIR
) ; \
179 $(CP
) -L
$$$$$$$$mod $$(1)/$(MODULES_SUBDIR
)/ ; \
180 elif
[ -e
"$(LINUX_DIR)/modules.builtin" ]; then \
181 if grep
-q
"$$$$$$$${mod##$(LINUX_DIR)/}" "$(LINUX_DIR)/modules.builtin"; then \
182 echo
"NOTICE: module '$$$$$$$$mod' is built-in."; \
184 echo
"ERROR: module '$$$$$$$$mod' is missing." >&2; \
188 echo
"WARNING: module '$$$$$$$$mod' missing and modules.builtin not available, assuming built-in." >&2; \
191 $(call ModuleAutoLoad
,$(1),$$(1),$(AUTOLOAD
))
192 $(call KernelPackage
/$(1)/install,$$(1))
195 $(if
$(CONFIG_PACKAGE_kmod-
$(1)),
197 compile
: $(1)-disabled
199 @echo
"WARNING: kmod-$(1) is not available in the kernel config - generating empty package" >&2
201 define Package
/kmod-
$(1)/install
206 $$(eval
$$(call BuildPackage
,kmod-
$(1)))
208 $$(IPKG_kmod-
$(1)): $$(wildcard $$(FILES
))
212 add_module
"$(1)" "$(2)" "$(3)";
216 probe_module
"$(1)" "$(2)";
219 version_field
=$(if
$(word $(1),$(2)),$(word $(1),$(2)),0)
220 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)) ))
225 kernel_version_cmp
=$(shell [ $(call kernel_version_merge
,$(call split_version
,$(2))) $(1) $(call kernel_version_merge
,$(call split_version
,$(3))) ] && echo
1 )
228 CompareKernelPatchVer
=$(if
$(call kernel_version_cmp
,-$(2),$(1),$(3)),1,0)
230 kernel_patchver_gt
=$(call kernel_version_cmp
,-gt
,$(KERNEL_PATCHVER
),$(1))
231 kernel_patchver_ge
=$(call kernel_version_cmp
,-ge
,$(KERNEL_PATCHVER
),$(1))
232 kernel_patchver_eq
=$(call kernel_version_cmp
,-eq
,$(KERNEL_PATCHVER
),$(1))
233 kernel_patchver_le
=$(call kernel_version_cmp
,-le
,$(KERNEL_PATCHVER
),$(1))
234 kernel_patchver_lt
=$(call kernel_version_cmp
,-lt
,$(KERNEL_PATCHVER
),$(1))