include/package.mk: sync default value for hash fallback with mirror hash
[openwrt/staging/yousong.git] / include / kernel.mk
1 #
2 # Copyright (C) 2006-2015 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 ($(__target_inc),)
9 include $(INCLUDE_DIR)/target.mk
10 endif
11
12 ifeq ($(DUMP),1)
13 KERNEL?=<KERNEL>
14 BOARD?=<BOARD>
15 LINUX_VERSION?=<LINUX_VERSION>
16 LINUX_VERMAGIC?=<LINUX_VERMAGIC>
17 else
18 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
19 export GCC_HONOUR_COPTS=s
20 endif
21
22 LINUX_KMOD_SUFFIX=ko
23
24 ifneq (,$(findstring uml,$(BOARD)))
25 KERNEL_CC?=$(HOSTCC)
26 KERNEL_CROSS?=
27 else
28 KERNEL_CC?=$(TARGET_CC)
29 KERNEL_CROSS?=$(TARGET_CROSS)
30 endif
31
32 ifeq ($(TARGET_BUILD),1)
33 PATCH_DIR ?= $(CURDIR)/patches$(if $(wildcard ./patches-$(KERNEL_PATCHVER)),-$(KERNEL_PATCHVER))
34 FILES_DIR ?= $(foreach dir,$(wildcard $(CURDIR)/files $(CURDIR)/files-$(KERNEL_PATCHVER)),"$(dir)")
35 endif
36 KERNEL_BUILD_DIR ?= $(BUILD_DIR)/linux-$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET))
37 LINUX_DIR ?= $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
38 LINUX_UAPI_DIR=uapi/
39 LINUX_VERMAGIC:=$(strip $(shell cat $(LINUX_DIR)/.vermagic 2>/dev/null))
40 LINUX_VERMAGIC:=$(if $(LINUX_VERMAGIC),$(LINUX_VERMAGIC),unknown)
41
42 LINUX_UNAME_VERSION:=$(if $(word 3,$(subst ., ,$(KERNEL_BASE))),$(KERNEL_BASE),$(KERNEL_BASE).0)
43 ifneq ($(findstring -rc,$(LINUX_VERSION)),)
44 LINUX_UNAME_VERSION:=$(LINUX_UNAME_VERSION)-$(strip $(lastword $(subst -, ,$(LINUX_VERSION))))
45 endif
46
47 MODULES_SUBDIR:=lib/modules/$(LINUX_UNAME_VERSION)
48 TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
49
50 LINUX_KERNEL:=$(KERNEL_BUILD_DIR)/vmlinux
51
52 LINUX_SOURCE:=linux-$(LINUX_VERSION).tar.xz
53 TESTING:=$(if $(findstring -rc,$(LINUX_VERSION)),/testing,)
54 ifeq ($(call qstrip,$(CONFIG_EXTERNAL_KERNEL_TREE))$(call qstrip,$(CONFIG_KERNEL_GIT_CLONE_URI)),)
55 LINUX_SITE:=@KERNEL/linux/kernel/v$(word 1,$(subst ., ,$(KERNEL_BASE))).x$(TESTING)
56 endif
57
58 ifneq ($(TARGET_BUILD),1)
59 PKG_BUILD_DIR ?= $(KERNEL_BUILD_DIR)/$(PKG_NAME)$(if $(PKG_VERSION),-$(PKG_VERSION))
60 endif
61 endif
62
63 ifneq (,$(findstring uml,$(BOARD)))
64 LINUX_KARCH=um
65 else ifneq (,$(findstring $(ARCH) , aarch64 aarch64_be ))
66 LINUX_KARCH := arm64
67 else ifneq (,$(findstring $(ARCH) , arceb ))
68 LINUX_KARCH := arc
69 else ifneq (,$(findstring $(ARCH) , armeb ))
70 LINUX_KARCH := arm
71 else ifneq (,$(findstring $(ARCH) , mipsel mips64 mips64el ))
72 LINUX_KARCH := mips
73 else ifneq (,$(findstring $(ARCH) , sh2 sh3 sh4 ))
74 LINUX_KARCH := sh
75 else ifneq (,$(findstring $(ARCH) , i386 x86_64 ))
76 LINUX_KARCH := x86
77 else
78 LINUX_KARCH := $(ARCH)
79 endif
80
81 define KernelPackage/Defaults
82 FILES:=
83 AUTOLOAD:=
84 PKGFLAGS+=nonshared
85 endef
86
87 define ModuleAutoLoad
88 $(SH_FUNC) \
89 export modules=; \
90 probe_module() { \
91 mods="$$$$$$$$1"; \
92 boot="$$$$$$$$2"; \
93 shift 2; \
94 for mod in $(sort $$$$$$$$mods); do \
95 mkdir -p $(2)/etc/modules.d; \
96 echo "$$$$$$$$mod" >> $(2)/etc/modules.d/$(1); \
97 done; \
98 if [ -e $(2)/etc/modules.d/$(1) ]; then \
99 if [ "$$$$$$$$boot" = "1" ]; then \
100 mkdir -p $(2)/etc/modules-boot.d; \
101 ln -s ../modules.d/$(1) $(2)/etc/modules-boot.d/; \
102 fi; \
103 modules="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$mods"; \
104 fi; \
105 }; \
106 add_module() { \
107 priority="$$$$$$$$1"; \
108 mods="$$$$$$$$2"; \
109 boot="$$$$$$$$3"; \
110 shift 3; \
111 for mod in $(sort $$$$$$$$mods); do \
112 mkdir -p $(2)/etc/modules.d; \
113 echo "$$$$$$$$mod" >> $(2)/etc/modules.d/$$$$$$$$priority-$(1); \
114 done; \
115 if [ -e $(2)/etc/modules.d/$$$$$$$$priority-$(1) ]; then \
116 if [ "$$$$$$$$boot" = "1" ]; then \
117 mkdir -p $(2)/etc/modules-boot.d; \
118 ln -s ../modules.d/$$$$$$$$priority-$(1) $(2)/etc/modules-boot.d/; \
119 fi; \
120 modules="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$priority-$(1)"; \
121 fi; \
122 }; \
123 $(3) \
124 if [ -n "$$$$$$$$modules" ]; then \
125 mkdir -p $(2)/etc/modules.d; \
126 mkdir -p $(2)/CONTROL; \
127 echo "#!/bin/sh" > $(2)/CONTROL/postinst-pkg; \
128 echo "[ -z \"\$$$$$$$$IPKG_INSTROOT\" ] || exit 0" >> $(2)/CONTROL/postinst-pkg; \
129 echo ". /lib/functions.sh" >> $(2)/CONTROL/postinst-pkg; \
130 echo "insert_modules $$$$$$$$modules" >> $(2)/CONTROL/postinst-pkg; \
131 chmod 0755 $(2)/CONTROL/postinst-pkg; \
132 fi
133 endef
134
135 ifeq ($(DUMP)$(TARGET_BUILD),)
136 -include $(LINUX_DIR)/.config
137 endif
138
139 define KernelPackage/depends
140 $(STAMP_BUILT): $(LINUX_DIR)/.config
141 define KernelPackage/depends
142 endef
143 endef
144
145 define KernelPackage
146 NAME:=$(1)
147 $(eval $(call Package/Default))
148 $(eval $(call KernelPackage/Defaults))
149 $(eval $(call KernelPackage/$(1)))
150 $(eval $(call KernelPackage/$(1)/$(BOARD)))
151
152 define Package/kmod-$(1)
153 TITLE:=$(TITLE)
154 SECTION:=kernel
155 CATEGORY:=Kernel modules
156 DESCRIPTION:=$(DESCRIPTION)
157 EXTRA_DEPENDS:=kernel (=$(LINUX_VERSION)-$(LINUX_RELEASE)-$(LINUX_VERMAGIC))
158 VERSION:=$(LINUX_VERSION)$(if $(PKG_VERSION),+$(PKG_VERSION))-$(if $(PKG_RELEASE),$(PKG_RELEASE),$(LINUX_RELEASE))
159 PKGFLAGS:=$(PKGFLAGS)
160 $(call KernelPackage/$(1))
161 $(call KernelPackage/$(1)/$(BOARD))
162 endef
163
164 ifdef KernelPackage/$(1)/conffiles
165 define Package/kmod-$(1)/conffiles
166 $(call KernelPackage/$(1)/conffiles)
167 endef
168 endif
169
170 ifdef KernelPackage/$(1)/description
171 define Package/kmod-$(1)/description
172 $(call KernelPackage/$(1)/description)
173 endef
174 endif
175
176 ifdef KernelPackage/$(1)/config
177 define Package/kmod-$(1)/config
178 $(call KernelPackage/$(1)/config)
179 endef
180 endif
181
182 $(call KernelPackage/depends)
183
184 ifneq ($(if $(filter-out %=y %=n %=m,$(KCONFIG)),$(filter m y,$(foreach c,$(filter-out %=y %=n %=m,$(KCONFIG)),$($(c)))),.),)
185 ifneq ($(strip $(FILES)),)
186 define Package/kmod-$(1)/install
187 @for mod in $$(call version_filter,$$(FILES)); do \
188 if grep -q "$$$$$$$${mod##$(LINUX_DIR)/}" "$(LINUX_DIR)/modules.builtin"; then \
189 echo "NOTICE: module '$$$$$$$$mod' is built-in."; \
190 elif [ -e $$$$$$$$mod ]; then \
191 mkdir -p $$(1)/$(MODULES_SUBDIR) ; \
192 $(CP) -L $$$$$$$$mod $$(1)/$(MODULES_SUBDIR)/ ; \
193 else \
194 echo "ERROR: module '$$$$$$$$mod' is missing." >&2; \
195 exit 1; \
196 fi; \
197 done;
198 $(call ModuleAutoLoad,$(1),$$(1),$(AUTOLOAD))
199 $(call KernelPackage/$(1)/install,$$(1))
200 endef
201 endif
202 $(if $(CONFIG_PACKAGE_kmod-$(1)),
203 else
204 compile: $(1)-disabled
205 $(1)-disabled:
206 @echo "WARNING: kmod-$(1) is not available in the kernel config - generating empty package" >&2
207
208 define Package/kmod-$(1)/install
209 true
210 endef
211 )
212 endif
213 $$(eval $$(call BuildPackage,kmod-$(1)))
214
215 $$(IPKG_kmod-$(1)): $$(wildcard $$(FILES))
216 endef
217
218 version_filter=$(if $(findstring @,$(1)),$(shell $(SCRIPT_DIR)/package-metadata.pl version_filter $(KERNEL_PATCHVER) $(1)),$(1))
219
220 define AutoLoad
221 add_module "$(1)" "$(call version_filter,$(2))" "$(3)";
222 endef
223
224 define AutoProbe
225 probe_module "$(call version_filter,$(1))" "$(2)";
226 endef
227
228 version_field=$(if $(word $(1),$(2)),$(word $(1),$(2)),0)
229 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)) ))
230
231 ifdef DUMP
232 kernel_version_cmp=
233 else
234 kernel_version_cmp=$(shell [ $(call kernel_version_merge,$(call split_version,$(2))) $(1) $(call kernel_version_merge,$(call split_version,$(3))) ] && echo 1 )
235 endif
236
237 CompareKernelPatchVer=$(if $(call kernel_version_cmp,-$(2),$(1),$(3)),1,0)
238
239 kernel_patchver_gt=$(call kernel_version_cmp,-gt,$(KERNEL_PATCHVER),$(1))
240 kernel_patchver_ge=$(call kernel_version_cmp,-ge,$(KERNEL_PATCHVER),$(1))
241 kernel_patchver_eq=$(call kernel_version_cmp,-eq,$(KERNEL_PATCHVER),$(1))
242 kernel_patchver_le=$(call kernel_version_cmp,-le,$(KERNEL_PATCHVER),$(1))
243 kernel_patchver_lt=$(call kernel_version_cmp,-lt,$(KERNEL_PATCHVER),$(1))
244