2 # Copyright (C) 2006-2015 OpenWrt.org
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
8 ifneq ($(filter check,$(MAKECMDGOALS)),)
13 ifeq ($(__target_inc),)
15 include $(INCLUDE_DIR)/target.mk
22 LINUX_VERSION?=<LINUX_VERSION>
23 LINUX_VERMAGIC?=<LINUX_VERMAGIC>
25 ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
26 export GCC_HONOUR_COPTS=s
31 ifneq (,$(findstring uml,$(BOARD)))
35 KERNEL_CC?=$(TARGET_CC)
36 KERNEL_CROSS?=$(TARGET_CROSS)
39 ifeq ($(TARGET_BUILD),1)
40 PATCH_DIR ?= $(CURDIR)/patches$(if $(wildcard ./patches-$(KERNEL_PATCHVER)),-$(KERNEL_PATCHVER))
41 FILES_DIR ?= $(foreach dir,$(wildcard $(CURDIR)/files $(CURDIR)/files-$(KERNEL_PATCHVER)),"$(dir)")
43 KERNEL_BUILD_DIR ?= $(BUILD_DIR)/linux-$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET))
44 LINUX_DIR ?= $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
46 LINUX_VERMAGIC:=$(strip $(shell cat $(LINUX_DIR)/.vermagic 2>/dev/null))
47 LINUX_VERMAGIC:=$(if $(LINUX_VERMAGIC),$(LINUX_VERMAGIC),unknown)
49 LINUX_UNAME_VERSION:=$(if $(word 3,$(subst ., ,$(KERNEL_BASE))),$(KERNEL_BASE),$(KERNEL_BASE).0)
50 ifneq ($(findstring -rc,$(LINUX_VERSION)),)
51 LINUX_UNAME_VERSION:=$(LINUX_UNAME_VERSION)-$(strip $(lastword $(subst -, ,$(LINUX_VERSION))))
54 MODULES_SUBDIR:=lib/modules/$(LINUX_UNAME_VERSION)
55 TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
57 LINUX_KERNEL:=$(KERNEL_BUILD_DIR)/vmlinux
59 LINUX_SOURCE:=linux-$(LINUX_VERSION).tar.xz
60 TESTING:=$(if $(findstring -rc,$(LINUX_VERSION)),/testing,)
61 ifeq ($(call qstrip,$(CONFIG_EXTERNAL_KERNEL_TREE))$(call qstrip,$(CONFIG_KERNEL_GIT_CLONE_URI)),)
62 LINUX_SITE:=@KERNEL/linux/kernel/v$(word 1,$(subst ., ,$(KERNEL_BASE))).x$(TESTING)
65 ifneq ($(TARGET_BUILD),1)
66 PKG_BUILD_DIR ?= $(KERNEL_BUILD_DIR)/$(PKG_NAME)$(if $(PKG_VERSION),-$(PKG_VERSION))
70 ifneq (,$(findstring uml,$(BOARD)))
72 else ifneq (,$(findstring $(ARCH) , aarch64 aarch64_be ))
74 else ifneq (,$(findstring $(ARCH) , arceb ))
76 else ifneq (,$(findstring $(ARCH) , armeb ))
78 else ifneq (,$(findstring $(ARCH) , mipsel mips64 mips64el ))
80 else ifneq (,$(findstring $(ARCH) , sh2 sh3 sh4 ))
82 else ifneq (,$(findstring $(ARCH) , i386 x86_64 ))
85 LINUX_KARCH := $(ARCH)
88 define KernelPackage/Defaults
98 local mods="$$$$$$$$1"; \
99 local boot="$$$$$$$$2"; \
102 for mod in $$$$$$$$mods; do \
103 mkdir -p $(2)/etc/modules.d; \
104 echo "$$$$$$$$mod" >> $(2)/etc/modules.d/$(1); \
106 if [ -e $(2)/etc/modules.d/$(1) ]; then \
107 if [ "$$$$$$$$boot" = "1" -a ! -e $(2)/etc/modules-boot.d/$(1) ]; then \
108 mkdir -p $(2)/etc/modules-boot.d; \
109 ln -s ../modules.d/$(1) $(2)/etc/modules-boot.d/; \
111 modules="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$mods"; \
115 local priority="$$$$$$$$1"; \
116 local mods="$$$$$$$$2"; \
117 local boot="$$$$$$$$3"; \
120 for mod in $$$$$$$$mods; do \
121 mkdir -p $(2)/etc/modules.d; \
122 echo "$$$$$$$$mod" >> $(2)/etc/modules.d/$$$$$$$$priority-$(1); \
124 if [ -e $(2)/etc/modules.d/$$$$$$$$priority-$(1) ]; then \
125 if [ "$$$$$$$$boot" = "1" -a ! -e $(2)/etc/modules-boot.d/$$$$$$$$priority-$(1) ]; then \
126 mkdir -p $(2)/etc/modules-boot.d; \
127 ln -s ../modules.d/$$$$$$$$priority-$(1) $(2)/etc/modules-boot.d/; \
129 modules="$$$$$$$${modules:+$$$$$$$$modules }$$$$$$$$priority-$(1)"; \
133 if [ -n "$$$$$$$$modules" ]; then \
134 modules="$$$$$$$$(echo "$$$$$$$$modules" | tr ' ' '\n' | sort | uniq | paste -s -d' ')"; \
135 mkdir -p $(2)/etc/modules.d; \
136 mkdir -p $(2)/CONTROL; \
137 echo "#!/bin/sh" > $(2)/CONTROL/postinst-pkg; \
138 echo "[ -z \"\$$$$$$$$IPKG_INSTROOT\" ] || exit 0" >> $(2)/CONTROL/postinst-pkg; \
139 echo ". /lib/functions.sh" >> $(2)/CONTROL/postinst-pkg; \
140 echo "insert_modules $$$$$$$$modules" >> $(2)/CONTROL/postinst-pkg; \
141 chmod 0755 $(2)/CONTROL/postinst-pkg; \
145 ifeq ($(DUMP)$(TARGET_BUILD),)
146 -include $(LINUX_DIR)/.config
149 define KernelPackage/depends
150 $(STAMP_BUILT): $(LINUX_DIR)/.config
151 define KernelPackage/depends
157 $(eval $(call Package/Default))
158 $(eval $(call KernelPackage/Defaults))
159 $(eval $(call KernelPackage/$(1)))
160 $(eval $(call KernelPackage/$(1)/$(BOARD)))
161 $(eval $(call KernelPackage/$(1)/$(BOARD)/$(if $(SUBTARGET),$(SUBTARGET),generic)))
163 define Package/kmod-$(1)
166 CATEGORY:=Kernel modules
167 DESCRIPTION:=$(DESCRIPTION)
168 EXTRA_DEPENDS:=kernel (=$(LINUX_VERSION)-$(LINUX_RELEASE)-$(LINUX_VERMAGIC))
169 VERSION:=$(LINUX_VERSION)$(if $(PKG_VERSION),+$(PKG_VERSION))-$(if $(PKG_RELEASE),$(PKG_RELEASE),$(LINUX_RELEASE))
170 PKGFLAGS:=$(PKGFLAGS)
171 $(call KernelPackage/$(1))
172 $(call KernelPackage/$(1)/$(BOARD))
173 $(call KernelPackage/$(1)/$(BOARD)/$(if $(SUBTARGET),$(SUBTARGET),generic))
176 ifdef KernelPackage/$(1)/conffiles
177 define Package/kmod-$(1)/conffiles
178 $(call KernelPackage/$(1)/conffiles)
182 ifdef KernelPackage/$(1)/description
183 define Package/kmod-$(1)/description
184 $(call KernelPackage/$(1)/description)
188 ifdef KernelPackage/$(1)/config
189 define Package/kmod-$(1)/config
190 $(call KernelPackage/$(1)/config)
194 $(call KernelPackage/depends)
196 ifneq ($(if $(filter-out %=y %=n %=m,$(KCONFIG)),$(filter m y,$(foreach c,$(filter-out %=y %=n %=m,$(KCONFIG)),$($(c)))),.),)
197 ifneq ($(strip $(FILES)),)
198 define Package/kmod-$(1)/install
199 @for mod in $$(call version_filter,$$(FILES)); do \
200 if grep -q "$$$$$$$${mod##$(LINUX_DIR)/}" "$(LINUX_DIR)/modules.builtin"; then \
201 echo "NOTICE: module '$$$$$$$$mod' is built-in."; \
202 elif [ -e $$$$$$$$mod ]; then \
203 mkdir -p $$(1)/$(MODULES_SUBDIR) ; \
204 $(CP) -L $$$$$$$$mod $$(1)/$(MODULES_SUBDIR)/ ; \
206 echo "ERROR: module '$$$$$$$$mod' is missing." >&2; \
210 $(call ModuleAutoLoad,$(1),$$(1),$(AUTOLOAD))
211 $(call KernelPackage/$(1)/install,$$(1))
214 $(if $(CONFIG_PACKAGE_kmod-$(1)),
216 compile: $(1)-disabled
218 @echo "WARNING: kmod-$(1) is not available in the kernel config - generating empty package" >&2
220 define Package/kmod-$(1)/install
225 $$(eval $$(call BuildPackage,kmod-$(1)))
227 $$(IPKG_kmod-$(1)): $$(wildcard $$(FILES))
230 version_filter=$(if $(findstring @,$(1)),$(shell $(SCRIPT_DIR)/package-metadata.pl version_filter $(KERNEL_PATCHVER) $(1)),$(1))
233 add_module "$(1)" "$(call version_filter,$(2))" "$(3)";
237 probe_module "$(call version_filter,$(1))" "$(2)";
240 version_field=$(if $(word $(1),$(2)),$(word $(1),$(2)),0)
241 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)) ))
246 kernel_version_cmp=$(shell [ $(call kernel_version_merge,$(call split_version,$(2))) $(1) $(call kernel_version_merge,$(call split_version,$(3))) ] && echo 1 )
249 CompareKernelPatchVer=$(if $(call kernel_version_cmp,-$(2),$(1),$(3)),1,0)
251 kernel_patchver_gt=$(call kernel_version_cmp,-gt,$(KERNEL_PATCHVER),$(1))
252 kernel_patchver_ge=$(call kernel_version_cmp,-ge,$(KERNEL_PATCHVER),$(1))
253 kernel_patchver_eq=$(call kernel_version_cmp,-eq,$(KERNEL_PATCHVER),$(1))
254 kernel_patchver_le=$(call kernel_version_cmp,-le,$(KERNEL_PATCHVER),$(1))
255 kernel_patchver_lt=$(call kernel_version_cmp,-lt,$(KERNEL_PATCHVER),$(1))