allow targets to select/deselect config symbols
[openwrt/svn-archive/archive.git] / include / target.mk
1 #
2 # Copyright (C) 2007 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 ifneq ($(DUMP),)
9 all: dumpinfo
10 endif
11
12 ifneq ($(__target_inc),1)
13 __target_inc=1
14
15 TARGET_BUILD?=0
16
17
18 target_conf=$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
19 ifeq ($(DUMP),)
20 PLATFORM_DIR:=$(TOPDIR)/target/linux/$(BOARD)
21 SUBTARGET:=$(strip $(foreach subdir,$(patsubst $(PLATFORM_DIR)/%/target.mk,%,$(wildcard $(PLATFORM_DIR)/*/target.mk)),$(if $(CONFIG_TARGET_$(call target_conf,$(BOARD)_$(subdir))),$(subdir))))
22 else
23 PLATFORM_DIR:=${CURDIR}
24 endif
25
26 TARGETID:=$(BOARD)$(if $(SUBTARGET),/$(SUBTARGET))
27 PLATFORM_SUBDIR:=$(PLATFORM_DIR)$(if $(SUBTARGET),/$(SUBTARGET))
28
29 define Target
30 KERNEL_TARGETS+=$(1)
31 ifeq ($(DUMP),1)
32 ifeq ($(SUBTARGET),)
33 BuildTarget=$$(BuildTargets/DumpAll)
34 endif
35 endif
36 endef
37
38 ifneq ($(TARGET_BUILD),1)
39 include $(PLATFORM_DIR)/Makefile
40 ifneq ($(PLATFORM_DIR),$(PLATFORM_SUBDIR))
41 include $(PLATFORM_SUBDIR)/target.mk
42 endif
43 else
44 ifneq ($(SUBTARGET),)
45 -include ./$(SUBTARGET)/target.mk
46 endif
47 endif
48
49 define Profile/Default
50 NAME:=
51 PACKAGES:=
52 endef
53
54 define Profile
55 $(eval $(call Profile/Default))
56 $(eval $(call Profile/$(1)))
57 $(eval $(call shexport,Profile/$(1)/Config))
58 $(eval $(call shexport,Profile/$(1)/Description))
59 DUMPINFO += \
60 echo "Target-Profile: $(1)"; \
61 echo "Target-Profile-Name: $(NAME)"; \
62 echo "Target-Profile-Packages: $(PACKAGES)"; \
63 if [ -f ./config/profile-$(1) ]; then \
64 echo "Target-Profile-Kconfig: yes"; \
65 fi; \
66 echo "Target-Profile-Config: "; \
67 getvar "$(call shvar,Profile/$(1)/Config)"; \
68 echo "@@"; \
69 echo "Target-Profile-Description:"; \
70 getvar "$(call shvar,Profile/$(1)/Description)"; \
71 echo "@@"; \
72 echo;
73 ifeq ($(CONFIG_TARGET_$(call target_conf,$(BOARD)_$(if $(SUBTARGET),$(SUBTARGET)_)$(1))),y)
74 PROFILE=$(1)
75 endif
76 endef
77
78 ifneq ($(PLATFORM_DIR),$(PLATFORM_SUBDIR))
79 define IncludeProfiles
80 -include $(PLATFORM_DIR)/profiles/*.mk
81 -include $(PLATFORM_SUBDIR)/profiles/*.mk
82 endef
83 else
84 define IncludeProfiles
85 -include $(PLATFORM_DIR)/profiles/*.mk
86 endef
87 endif
88
89 ifeq ($(TARGET_BUILD),1)
90 $(eval $(call IncludeProfiles))
91 else
92 ifeq ($(DUMP),)
93 $(eval $(call IncludeProfiles))
94 endif
95 endif
96
97 $(eval $(call shexport,Target/Description))
98
99 include $(INCLUDE_DIR)/kernel-version.mk
100
101 GENERIC_PLATFORM_DIR := $(TOPDIR)/target/linux/generic-$(KERNEL)
102 GENERIC_PATCH_DIR := $(GENERIC_PLATFORM_DIR)/patches$(shell [ -d "$(GENERIC_PLATFORM_DIR)/patches-$(KERNEL_PATCHVER)" ] && printf -- "-$(KERNEL_PATCHVER)" || true )
103
104 GENERIC_LINUX_CONFIG?=$(firstword $(wildcard $(GENERIC_PLATFORM_DIR)/config-$(KERNEL_PATCHVER) $(GENERIC_PLATFORM_DIR)/config-default))
105 LINUX_CONFIG?=$(firstword $(wildcard $(foreach subdir,$(PLATFORM_DIR) $(PLATFORM_SUBDIR),$(subdir)/config-$(KERNEL_PATCHVER) $(subdir)/config-default)))
106 LINUX_SUBCONFIG?=$(firstword $(wildcard $(PLATFORM_SUBDIR)/config-$(KERNEL_PATCHVER) $(PLATFORM_SUBDIR)/config-default))
107 ifeq ($(LINUX_CONFIG),$(LINUX_SUBCONFIG))
108 LINUX_SUBCONFIG:=
109 endif
110 LINUX_CONFCMD=$(if $(LINUX_CONFIG),$(SCRIPT_DIR)/kconfig.pl + $(GENERIC_LINUX_CONFIG) $(if $(LINUX_SUBCONFIG),+ $(LINUX_CONFIG) $(LINUX_SUBCONFIG),$(LINUX_CONFIG)),true)
111
112 ifeq ($(DUMP),1)
113 BuildTarget=$(BuildTargets/DumpCurrent)
114
115 ifneq ($(BOARD),)
116 TMP_CONFIG:=$(TMP_DIR)/.kconfig-$(call target_conf,$(TARGETID))
117 $(TMP_CONFIG): $(GENERIC_LINUX_CONFIG) $(LINUX_CONFIG) $(LINUX_SUBCONFIG)
118 $(LINUX_CONFCMD) > $@ || rm -f $@
119 -include $(TMP_CONFIG)
120 .SILENT: $(TMP_CONFIG)
121 .PRECIOUS: $(TMP_CONFIG)
122
123 ifneq ($(CONFIG_PCI),)
124 FEATURES += pci
125 endif
126 ifneq ($(CONFIG_USB),)
127 FEATURES += usb
128 endif
129 ifneq ($(CONFIG_PCMCIA)$(CONFIG_PCCARD),)
130 FEATURES += pcmcia
131 endif
132
133 # remove duplicates
134 FEATURES:=$(sort $(FEATURES))
135 endif
136 endif
137
138 define BuildTargets/DumpAll
139 dumpinfo:
140 @$(foreach SUBTARGET,$(KERNEL_TARGETS),$(SUBMAKE) -s DUMP=1 SUBTARGET=$(SUBTARGET); )
141 endef
142
143 define BuildTargets/DumpCurrent
144
145 dumpinfo:
146 @echo 'Target: $(TARGETID)'; \
147 echo 'Target-Board: $(BOARD)'; \
148 echo 'Target-Kernel: $(KERNEL)'; \
149 echo 'Target-Name: $(BOARDNAME) [$(KERNEL)]'; \
150 echo 'Target-Path: $(subst $(TOPDIR)/,,$(PWD))'; \
151 echo 'Target-Arch: $(ARCH)'; \
152 echo 'Target-Features: $(FEATURES)'; \
153 echo 'Target-Depends: $(DEPENDS)'; \
154 echo 'Linux-Version: $(LINUX_VERSION)'; \
155 echo 'Linux-Release: $(LINUX_RELEASE)'; \
156 echo 'Linux-Kernel-Arch: $(LINUX_KARCH)'; \
157 echo 'Target-Description:'; \
158 getvar $(call shvar,Target/Description); \
159 echo '@@'; \
160 echo 'Default-Packages: $(DEFAULT_PACKAGES)'; \
161 $(DUMPINFO)
162 endef
163
164 include $(INCLUDE_DIR)/kernel.mk
165 ifeq ($(TARGET_BUILD),1)
166 include $(INCLUDE_DIR)/kernel-build.mk
167 BuildTarget?=$(BuildKernel)
168 endif
169
170 endif #__target_inc