include/target.mk

   1 #
   2 # Copyright (C) 2007-2008 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 libc libgcc busybox dropbear mtd uci opkg hotplug2
  16 # For router targets
  17 DEFAULT_PACKAGES.router:=dnsmasq iptables ppp ppp-mod-pppoe kmod-ipt-nathelper firewall
  18 DEFAULT_PACKAGES.bootloader:=
  19
  20 # Add device specific packages
  21 DEFAULT_PACKAGES += $(DEFAULT_PACKAGES.$(DEVICE_TYPE))
  22
  23 ifneq ($(DUMP),)
  24   all: dumpinfo
  25 endif
  26
  27 target_conf=$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
  28 ifeq ($(DUMP),)
  29   PLATFORM_DIR:=$(TOPDIR)/target/linux/$(BOARD)
  30   SUBTARGET:=$(strip $(foreach subdir,$(patsubst $(PLATFORM_DIR)/%/target.mk,%,$(wildcard $(PLATFORM_DIR)/*/target.mk)),$(if $(CONFIG_TARGET_$(call target_conf,$(BOARD)_$(subdir))),$(subdir))))
  31 else
  32   PLATFORM_DIR:=${CURDIR}
  33 endif
  34
  35 TARGETID:=$(BOARD)$(if $(SUBTARGET),/$(SUBTARGET))
  36 PLATFORM_SUBDIR:=$(PLATFORM_DIR)$(if $(SUBTARGET),/$(SUBTARGET))
  37
  38 ifneq ($(TARGET_BUILD),1)
  39   ifndef DUMP
  40     include $(PLATFORM_DIR)/Makefile
  41     ifneq ($(PLATFORM_DIR),$(PLATFORM_SUBDIR))
  42       include $(PLATFORM_SUBDIR)/target.mk
  43     endif
  44   endif
  45 else
  46   ifneq ($(SUBTARGET),)
  47     -include ./$(SUBTARGET)/target.mk
  48   endif
  49 endif
  50
  51 define Profile/Default
  52   NAME:=
  53   PACKAGES:=
  54 endef
  55
  56 ifndef Profile
  57 define Profile
  58   $(eval $(call Profile/Default))
  59   $(eval $(call Profile/$(1)))
  60   $(eval $(call shexport,Profile/$(1)/Config))
  61   $(eval $(call shexport,Profile/$(1)/Description))
  62   DUMPINFO += \
  63         echo "Target-Profile: $(1)"; \
  64         echo "Target-Profile-Name: $(NAME)"; \
  65         echo "Target-Profile-Packages: $(PACKAGES)"; \
  66         if [ -f ./config/profile-$(1) ]; then \
  67                 echo "Target-Profile-Kconfig: yes"; \
  68         fi; \
  69         echo "Target-Profile-Config: "; \
  70         $(SH_FUNC) getvar "$(call shvar,Profile/$(1)/Config)"; \
  71         echo "@@"; \
  72         echo "Target-Profile-Description:"; \
  73         $(SH_FUNC) getvar "$(call shvar,Profile/$(1)/Description)"; \
  74         echo "@@"; \
  75         echo;
  76   ifeq ($(CONFIG_TARGET_$(call target_conf,$(BOARD)_$(if $(SUBTARGET),$(SUBTARGET)_)$(1))),y)
  77     PROFILE=$(1)
  78   endif
  79 endef
  80 endif
  81
  82 ifneq ($(PLATFORM_DIR),$(PLATFORM_SUBDIR))
  83   define IncludeProfiles
  84     -include $(PLATFORM_DIR)/profiles/*.mk
  85     -include $(PLATFORM_SUBDIR)/profiles/*.mk
  86   endef
  87 else
  88   define IncludeProfiles
  89     -include $(PLATFORM_DIR)/profiles/*.mk
  90   endef
  91 endif
  92
  93 ifeq ($(TARGET_BUILD),1)
  94   $(eval $(call IncludeProfiles))
  95 else
  96   ifeq ($(DUMP),)
  97     $(eval $(call IncludeProfiles))
  98   endif
  99 endif
 100
 101 $(eval $(call shexport,Target/Description))
 102
 103 ifneq ($(TARGET_BUILD)$(if $(DUMP),,1),)
 104   include $(INCLUDE_DIR)/kernel-version.mk
 105 endif
 106
 107 GENERIC_PLATFORM_DIR := $(TOPDIR)/target/linux/generic
 108 GENERIC_PATCH_DIR := $(GENERIC_PLATFORM_DIR)/patches$(if $(wildcard $(GENERIC_PLATFORM_DIR)/patches-$(KERNEL_PATCHVER)),-$(KERNEL_PATCHVER))
 109 GENERIC_FILES_DIR := $(foreach dir,$(wildcard $(GENERIC_PLATFORM_DIR)/files $(GENERIC_PLATFORM_DIR)/files-$(KERNEL_PATCHVER)),"$(dir)")
 110
 111 __config_name_list = $(1)/config-$(KERNEL_PATCHVER) $(1)/config-default
 112 __config_list = $(firstword $(wildcard $(call __config_name_list,$(1))))
 113 find_kernel_config=$(if $(__config_list),$(__config_list),$(lastword $(__config_name_list)))
 114
 115 GENERIC_LINUX_CONFIG = $(call find_kernel_config,$(GENERIC_PLATFORM_DIR))
 116 LINUX_TARGET_CONFIG = $(call find_kernel_config,$(PLATFORM_DIR))
 117 ifneq ($(PLATFORM_DIR),$(PLATFORM_SUBDIR))
 118   LINUX_SUBTARGET_CONFIG = $(call find_kernel_config,$(PLATFORM_SUBDIR))
 119 endif
 120
 121 # config file list used for compiling
 122 LINUX_KCONFIG_LIST = $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(LINUX_SUBTARGET_CONFIG) $(TOPDIR)/env/kernel-config)
 123
 124 # default config list for reconfiguring
 125 # defaults to subtarget if subtarget exists and target does not
 126 # defaults to target otherwise
 127 USE_SUBTARGET_CONFIG = $(if $(wildcard $(LINUX_TARGET_CONFIG)),,$(if $(LINUX_SUBTARGET_CONFIG),1))
 128
 129 LINUX_RECONFIG_LIST = $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(if $(USE_SUBTARGET_CONFIG),$(LINUX_SUBTARGET_CONFIG)))
 130 LINUX_RECONFIG_TARGET = $(if $(USE_SUBTARGET_CONFIG),$(LINUX_SUBTARGET_CONFIG),$(LINUX_TARGET_CONFIG))
 131
 132 # select the config file to be cahnged by kernel_menuconfig/kernel_oldconfig
 133 ifeq ($(CONFIG_TARGET),platform)
 134   LINUX_RECONFIG_LIST = $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG))
 135   LINUX_RECONFIG_TARGET = $(LINUX_TARGET_CONFIG)
 136 endif
 137 ifeq ($(CONFIG_TARGET),subtarget)
 138   LINUX_RECONFIG_LIST = $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(LINUX_SUBTARGET_CONFIG))
 139   LINUX_RECONFIG_TARGET = $(LINUX_SUBTARGET_CONFIG)
 140 endif
 141 ifeq ($(CONFIG_TARGET),env)
 142   LINUX_RECONFIG_LIST = $(LINUX_KCONFIG_LIST)
 143   LINUX_RECONFIG_TARGET = $(TOPDIR)/env/kernel-config
 144 endif
 145
 146 __linux_confcmd = $(SCRIPT_DIR)/kconfig.pl $(2) $(patsubst %,+,$(wordlist 2,9999,$(1))) $(1)
 147
 148 LINUX_CONF_CMD = $(call __linux_confcmd,$(LINUX_KCONFIG_LIST),)
 149 LINUX_RECONF_CMD = $(call __linux_confcmd,$(LINUX_RECONFIG_LIST),)
 150 LINUX_RECONF_DIFF = $(call __linux_confcmd,$(filter-out $(LINUX_RECONFIG_TARGET),$(LINUX_RECONFIG_LIST)),'>')
 151
 152 ifeq ($(DUMP),1)
 153   BuildTarget=$(BuildTargets/DumpCurrent)
 154
 155   ifneq ($(BOARD),)
 156     TMP_CONFIG:=$(TMP_DIR)/.kconfig-$(call target_conf,$(TARGETID))
 157     $(TMP_CONFIG): $(LINUX_KCONFIG_LIST)
 158                 $(LINUX_CONF_CMD) > $@ || rm -f $@
 159     -include $(TMP_CONFIG)
 160     .SILENT: $(TMP_CONFIG)
 161     .PRECIOUS: $(TMP_CONFIG)
 162
 163     ifneq ($(CONFIG_GENERIC_GPIO),)
 164       FEATURES += gpio
 165     endif
 166     ifneq ($(CONFIG_PCI),)
 167       FEATURES += pci
 168     endif
 169     ifneq ($(CONFIG_PCIEPORTBUS),)
 170       FEATURES += pcie
 171     endif
 172     ifneq ($(CONFIG_USB)$(CONFIG_USB_SUPPORT),)
 173       ifneq ($(CONFIG_USB_ARCH_HAS_HCD)$(CONFIG_USB_EHCI_HCD),)
 174         FEATURES += usb
 175       endif
 176     endif
 177     ifneq ($(CONFIG_PCMCIA)$(CONFIG_PCCARD),)
 178       FEATURES += pcmcia
 179     endif
 180     ifneq ($(CONFIG_VGA_CONSOLE)$(CONFIG_FB),)
 181       FEATURES += display
 182     endif
 183
 184     # remove duplicates
 185     FEATURES:=$(sort $(FEATURES))
 186   endif
 187   DEFAULT_CFLAGS_i386=-O2 -pipe -march=i486 -fno-caller-saves
 188   DEFAULT_CFLAGS_x86_64=-O2 -pipe -march=athlon64 -fno-caller-saves
 189   DEFAULT_CFLAGS_m68k=-Os -pipe -mcfv4e -fno-caller-saves
 190   DEFAULT_CFLAGS_mips=-Os -pipe -mips32 -mtune=mips32 -fno-caller-saves
 191   DEFAULT_CFLAGS_mipsel=$(DEFAULT_CFLAGS_mips)
 192   DEFAULT_CFLAGS_mips64=-Os -pipe -mips64 -mtune=mips64 -mabi=64 -fno-caller-saves
 193   DEFAULT_CFLAGS_mips64el=$(DEFAULT_CFLAGS_mips64)
 194   DEFAULT_CFLAGS_sparc=-Os -pipe -mcpu=ultrasparc -fno-caller-saves
 195   DEFAULT_CFLAGS_arm=-Os -pipe -march=armv5te -mtune=xscale -fno-caller-saves
 196   DEFAULT_CFLAGS_armeb=$(DEFAULT_CFLAGS_arm)
 197   DEFAULT_CFLAGS=$(if $(DEFAULT_CFLAGS_$(ARCH)),$(DEFAULT_CFLAGS_$(ARCH)),-Os -pipe -fno-caller-saves)
 198 endif
 199
 200 define BuildTargets/DumpCurrent
 201   .PHONY: dumpinfo
 202   dumpinfo:
 203         @echo 'Target: $(TARGETID)'; \
 204          echo 'Target-Board: $(BOARD)'; \
 205          echo 'Target-Name: $(BOARDNAME)$(if $(SUBTARGETS),$(if $(SUBTARGET),))'; \
 206          echo 'Target-Path: $(subst $(TOPDIR)/,,$(PWD))'; \
 207          echo 'Target-Arch: $(ARCH)'; \
 208          echo 'Target-Arch-Packages: $(if $(ARCH_PACKAGES),$(ARCH_PACKAGES),$(BOARD))'; \
 209          echo 'Target-Features: $(FEATURES)'; \
 210          echo 'Target-Depends: $(DEPENDS)'; \
 211          echo 'Target-Optimization: $(if $(CFLAGS),$(CFLAGS),$(DEFAULT_CFLAGS))'; \
 212          echo 'Linux-Version: $(LINUX_VERSION)'; \
 213          echo 'Linux-Release: $(LINUX_RELEASE)'; \
 214          echo 'Linux-Kernel-Arch: $(LINUX_KARCH)'; \
 215          echo 'Target-Description:'; \
 216          $(SH_FUNC) getvar $(call shvar,Target/Description); \
 217          echo '@@'; \
 218          echo 'Default-Packages: $(DEFAULT_PACKAGES)'; \
 219          $(DUMPINFO)
 220         $(if $(SUBTARGET),,@$(foreach SUBTARGET,$(SUBTARGETS),$(SUBMAKE) -s DUMP=1 SUBTARGET=$(SUBTARGET); ))
 221 endef
 222
 223 include $(INCLUDE_DIR)/kernel.mk
 224 ifeq ($(TARGET_BUILD),1)
 225   include $(INCLUDE_DIR)/kernel-build.mk
 226   BuildTarget?=$(BuildKernel)
 227 endif
 228
 229 endif #__target_inc