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 ($(__target_inc),1)
   9 __target_inc=1
  10
  11 # default device type
  12 DEVICE_TYPE?=router
  13
  14 # Default packages - the really basic set
  15 DEFAULT_PACKAGES:=base-files libgcc uclibc busybox dropbear mtd
  16 # For router targets
  17 DEFAULT_PACKAGES.router:=dnsmasq iptables ppp ppp-mod-pppoe iptables kmod-ipt-nathelper bridge
  18
  19 # Additional packages for Linux 2.6
  20 ifneq ($(KERNEL),2.4)
  21   DEFAULT_PACKAGES += udevtrigger hotplug2
  22 endif
  23
  24 # Add device specific packages
  25 DEFAULT_PACKAGES += $(DEFAULT_PACKAGES.$(DEVICE_TYPE))
  26
  27 ifneq ($(DUMP),)
  28   all: dumpinfo
  29 endif
  30
  31 target_conf=$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
  32 ifeq ($(DUMP),)
  33   PLATFORM_DIR:=$(TOPDIR)/target/linux/$(BOARD)
  34   SUBTARGET:=$(strip $(foreach subdir,$(patsubst $(PLATFORM_DIR)/%/target.mk,%,$(wildcard $(PLATFORM_DIR)/*/target.mk)),$(if $(CONFIG_TARGET_$(call target_conf,$(BOARD)_$(subdir))),$(subdir))))
  35 else
  36   PLATFORM_DIR:=${CURDIR}
  37 endif
  38
  39 TARGETID:=$(BOARD)$(if $(SUBTARGET),/$(SUBTARGET))
  40 PLATFORM_SUBDIR:=$(PLATFORM_DIR)$(if $(SUBTARGET),/$(SUBTARGET))
  41
  42 ifneq ($(TARGET_BUILD),1)
  43   include $(PLATFORM_DIR)/Makefile
  44   ifneq ($(PLATFORM_DIR),$(PLATFORM_SUBDIR))
  45     include $(PLATFORM_SUBDIR)/target.mk
  46   endif
  47 else
  48   ifneq ($(SUBTARGET),)
  49     -include ./$(SUBTARGET)/target.mk
  50   endif
  51 endif
  52
  53 define Profile/Default
  54   NAME:=
  55   PACKAGES:=
  56 endef
  57
  58 ifndef Profile
  59 define Profile
  60   $(eval $(call Profile/Default))
  61   $(eval $(call Profile/$(1)))
  62   $(eval $(call shexport,Profile/$(1)/Config))
  63   $(eval $(call shexport,Profile/$(1)/Description))
  64   DUMPINFO += \
  65         echo "Target-Profile: $(1)"; \
  66         echo "Target-Profile-Name: $(NAME)"; \
  67         echo "Target-Profile-Packages: $(PACKAGES)"; \
  68         if [ -f ./config/profile-$(1) ]; then \
  69                 echo "Target-Profile-Kconfig: yes"; \
  70         fi; \
  71         echo "Target-Profile-Config: "; \
  72         getvar "$(call shvar,Profile/$(1)/Config)"; \
  73         echo "@@"; \
  74         echo "Target-Profile-Description:"; \
  75         getvar "$(call shvar,Profile/$(1)/Description)"; \
  76         echo "@@"; \
  77         echo;
  78   ifeq ($(CONFIG_TARGET_$(call target_conf,$(BOARD)_$(if $(SUBTARGET),$(SUBTARGET)_)$(1))),y)
  79     PROFILE=$(1)
  80   endif
  81 endef
  82 endif
  83
  84 ifneq ($(PLATFORM_DIR),$(PLATFORM_SUBDIR))
  85   define IncludeProfiles
  86     -include $(PLATFORM_DIR)/profiles/*.mk
  87     -include $(PLATFORM_SUBDIR)/profiles/*.mk
  88   endef
  89 else
  90   define IncludeProfiles
  91     -include $(PLATFORM_DIR)/profiles/*.mk
  92   endef
  93 endif
  94
  95 ifeq ($(TARGET_BUILD),1)
  96   $(eval $(call IncludeProfiles))
  97 else
  98   ifeq ($(DUMP),)
  99     $(eval $(call IncludeProfiles))
 100   endif
 101 endif
 102
 103 $(eval $(call shexport,Target/Description))
 104
 105 include $(INCLUDE_DIR)/kernel-version.mk
 106
 107 GENERIC_PLATFORM_DIR := $(TOPDIR)/target/linux/generic-$(KERNEL)
 108 GENERIC_PATCH_DIR := $(GENERIC_PLATFORM_DIR)/patches$(shell [ -d "$(GENERIC_PLATFORM_DIR)/patches-$(KERNEL_PATCHVER)" ] && printf -- "-$(KERNEL_PATCHVER)" || true )
 109
 110 GENERIC_LINUX_CONFIG?=$(firstword $(wildcard $(GENERIC_PLATFORM_DIR)/config-$(KERNEL_PATCHVER) $(GENERIC_PLATFORM_DIR)/config-default))
 111 LINUX_CONFIG?=$(firstword $(wildcard $(foreach subdir,$(PLATFORM_DIR) $(PLATFORM_SUBDIR),$(subdir)/config-$(KERNEL_PATCHVER) $(subdir)/config-default)))
 112 LINUX_SUBCONFIG?=$(firstword $(wildcard $(PLATFORM_SUBDIR)/config-$(KERNEL_PATCHVER) $(PLATFORM_SUBDIR)/config-default))
 113 ifeq ($(LINUX_CONFIG),$(LINUX_SUBCONFIG))
 114   LINUX_SUBCONFIG:=
 115 endif
 116 LINUX_CONFCMD=$(if $(LINUX_CONFIG),$(SCRIPT_DIR)/kconfig.pl + $(GENERIC_LINUX_CONFIG) $(if $(LINUX_SUBCONFIG),+ $(LINUX_CONFIG) $(LINUX_SUBCONFIG),$(LINUX_CONFIG)),true)
 117
 118 ifeq ($(DUMP),1)
 119   BuildTarget=$(BuildTargets/DumpCurrent)
 120
 121   ifneq ($(BOARD),)
 122     TMP_CONFIG:=$(TMP_DIR)/.kconfig-$(call target_conf,$(TARGETID))
 123     $(TMP_CONFIG): $(GENERIC_LINUX_CONFIG) $(LINUX_CONFIG) $(LINUX_SUBCONFIG)
 124                 $(LINUX_CONFCMD) > $@ || rm -f $@
 125     -include $(TMP_CONFIG)
 126     .SILENT: $(TMP_CONFIG)
 127     .PRECIOUS: $(TMP_CONFIG)
 128
 129     ifneq ($(CONFIG_PCI),)
 130       FEATURES += pci
 131     endif
 132     ifneq ($(CONFIG_USB),)
 133       FEATURES += usb
 134     endif
 135     ifneq ($(CONFIG_PCMCIA)$(CONFIG_PCCARD),)
 136       FEATURES += pcmcia
 137     endif
 138     ifneq ($(CONFIG_VGA_CONSOLE)$(CONFIG_FB),)
 139       FEATURES += display
 140     endif
 141
 142     # remove duplicates
 143     FEATURES:=$(sort $(FEATURES))
 144   endif
 145 endif
 146
 147 define BuildTargets/DumpCurrent
 148   .PHONY: dumpinfo
 149   dumpinfo:
 150         @echo 'Target: $(TARGETID)'; \
 151          echo 'Target-Board: $(BOARD)'; \
 152          echo 'Target-Kernel: $(KERNEL)'; \
 153          echo 'Target-Name: $(BOARDNAME)$(if $(SUBTARGET),, [$(KERNEL)])'; \
 154          echo 'Target-Path: $(subst $(TOPDIR)/,,$(PWD))'; \
 155          echo 'Target-Arch: $(ARCH)'; \
 156          echo 'Target-Features: $(FEATURES)'; \
 157          echo 'Target-Depends: $(DEPENDS)'; \
 158          echo 'Linux-Version: $(LINUX_VERSION)'; \
 159          echo 'Linux-Release: $(LINUX_RELEASE)'; \
 160          echo 'Linux-Kernel-Arch: $(LINUX_KARCH)'; \
 161          echo 'Target-Description:'; \
 162          getvar $(call shvar,Target/Description); \
 163          echo '@@'; \
 164          echo 'Default-Packages: $(DEFAULT_PACKAGES)'; \
 165          $(DUMPINFO)
 166         $(if $(SUBTARGET),,@$(foreach SUBTARGET,$(SUBTARGETS),$(SUBMAKE) -s DUMP=1 SUBTARGET=$(SUBTARGET); ))
 167 endef
 168
 169 include $(INCLUDE_DIR)/kernel.mk
 170 ifeq ($(TARGET_BUILD),1)
 171   include $(INCLUDE_DIR)/kernel-build.mk
 172   BuildTarget?=$(BuildKernel)
 173 endif
 174
 175 endif #__target_inc