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 ($(__target_inc),1)
   9 __target_inc=1
  10
  11 # default device type
  12 DEVICE_TYPE?=router
  13
  14 # Default packages - the really basic set
  15 DEFAULT_PACKAGES:=base-files libc libgcc busybox dropbear mtd uci opkg hotplug2
  16 # For router targets
  17 DEFAULT_PACKAGES.router:=dnsmasq iptables ppp ppp-mod-pppoe kmod-ipt-nathelper firewall
  18 DEFAULT_PACKAGES.bootloader:=
  19
  20 ifneq ($(DUMP),)
  21   all: dumpinfo
  22 endif
  23
  24 target_conf=$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
  25 ifeq ($(DUMP),)
  26   PLATFORM_DIR:=$(TOPDIR)/target/linux/$(BOARD)
  27   SUBTARGET:=$(strip $(foreach subdir,$(patsubst $(PLATFORM_DIR)/%/target.mk,%,$(wildcard $(PLATFORM_DIR)/*/target.mk)),$(if $(CONFIG_TARGET_$(call target_conf,$(BOARD)_$(subdir))),$(subdir))))
  28 else
  29   PLATFORM_DIR:=${CURDIR}
  30   ifeq ($(SUBTARGETS),)
  31     SUBTARGETS:=$(strip $(patsubst $(PLATFORM_DIR)/%/target.mk,%,$(wildcard $(PLATFORM_DIR)/*/target.mk)))
  32   endif
  33 endif
  34
  35 TARGETID:=$(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 # Add device specific packages (here below to allow device type set from subtarget)
  52 DEFAULT_PACKAGES += $(DEFAULT_PACKAGES.$(DEVICE_TYPE))
  53
  54 define Profile/Default
  55   NAME:=
  56   PACKAGES:=
  57 endef
  58
  59 ifndef Profile
  60 define Profile
  61   $(eval $(call Profile/Default))
  62   $(eval $(call Profile/$(1)))
  63   $(eval $(call shexport,Profile/$(1)/Config))
  64   $(eval $(call shexport,Profile/$(1)/Description))
  65   DUMPINFO += \
  66         echo "Target-Profile: $(1)"; \
  67         echo "Target-Profile-Name: $(NAME)"; \
  68         echo "Target-Profile-Packages: $(PACKAGES)"; \
  69         if [ -f ./config/profile-$(1) ]; then \
  70                 echo "Target-Profile-Kconfig: yes"; \
  71         fi; \
  72         echo "Target-Profile-Config: "; \
  73         $(SH_FUNC) getvar "$(call shvar,Profile/$(1)/Config)"; \
  74         echo "@@"; \
  75         echo "Target-Profile-Description:"; \
  76         $(SH_FUNC) getvar "$(call shvar,Profile/$(1)/Description)"; \
  77         echo "@@"; \
  78         echo;
  79   ifeq ($(CONFIG_TARGET_$(call target_conf,$(BOARD)_$(if $(SUBTARGET),$(SUBTARGET)_)$(1))),y)
  80     PROFILE=$(1)
  81   endif
  82 endef
  83 endif
  84
  85 ifneq ($(PLATFORM_DIR),$(PLATFORM_SUBDIR))
  86   define IncludeProfiles
  87     -include $(PLATFORM_DIR)/profiles/*.mk
  88     -include $(PLATFORM_SUBDIR)/profiles/*.mk
  89   endef
  90 else
  91   define IncludeProfiles
  92     -include $(PLATFORM_DIR)/profiles/*.mk
  93   endef
  94 endif
  95
  96 ifeq ($(TARGET_BUILD),1)
  97   $(eval $(call IncludeProfiles))
  98 else
  99   ifeq ($(DUMP),)
 100     $(eval $(call IncludeProfiles))
 101   endif
 102 endif
 103
 104 $(eval $(call shexport,Target/Description))
 105
 106 ifneq ($(TARGET_BUILD)$(if $(DUMP),,1),)
 107   include $(INCLUDE_DIR)/kernel-version.mk
 108 endif
 109
 110 GENERIC_PLATFORM_DIR := $(TOPDIR)/target/linux/generic
 111 GENERIC_PATCH_DIR := $(GENERIC_PLATFORM_DIR)/patches$(if $(wildcard $(GENERIC_PLATFORM_DIR)/patches-$(KERNEL_PATCHVER)),-$(KERNEL_PATCHVER))
 112 GENERIC_FILES_DIR := $(foreach dir,$(wildcard $(GENERIC_PLATFORM_DIR)/files $(GENERIC_PLATFORM_DIR)/files-$(KERNEL_PATCHVER)),"$(dir)")
 113
 114 __config_name_list = $(1)/config-$(KERNEL_PATCHVER) $(1)/config-default
 115 __config_list = $(firstword $(wildcard $(call __config_name_list,$(1))))
 116 find_kernel_config=$(if $(__config_list),$(__config_list),$(lastword $(__config_name_list)))
 117
 118 GENERIC_LINUX_CONFIG = $(call find_kernel_config,$(GENERIC_PLATFORM_DIR))
 119 LINUX_TARGET_CONFIG = $(call find_kernel_config,$(PLATFORM_DIR))
 120 ifneq ($(PLATFORM_DIR),$(PLATFORM_SUBDIR))
 121   LINUX_SUBTARGET_CONFIG = $(call find_kernel_config,$(PLATFORM_SUBDIR))
 122 endif
 123
 124 # config file list used for compiling
 125 LINUX_KCONFIG_LIST = $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(LINUX_SUBTARGET_CONFIG) $(TOPDIR)/env/kernel-config)
 126
 127 # default config list for reconfiguring
 128 # defaults to subtarget if subtarget exists and target does not
 129 # defaults to target otherwise
 130 USE_SUBTARGET_CONFIG = $(if $(wildcard $(LINUX_TARGET_CONFIG)),,$(if $(LINUX_SUBTARGET_CONFIG),1))
 131
 132 LINUX_RECONFIG_LIST = $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(if $(USE_SUBTARGET_CONFIG),$(LINUX_SUBTARGET_CONFIG)))
 133 LINUX_RECONFIG_TARGET = $(if $(USE_SUBTARGET_CONFIG),$(LINUX_SUBTARGET_CONFIG),$(LINUX_TARGET_CONFIG))
 134
 135 # select the config file to be changed by kernel_menuconfig/kernel_oldconfig
 136 ifeq ($(CONFIG_TARGET),platform)
 137   LINUX_RECONFIG_LIST = $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG))
 138   LINUX_RECONFIG_TARGET = $(LINUX_TARGET_CONFIG)
 139 endif
 140 ifeq ($(CONFIG_TARGET),subtarget)
 141   LINUX_RECONFIG_LIST = $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_TARGET_CONFIG) $(LINUX_SUBTARGET_CONFIG))
 142   LINUX_RECONFIG_TARGET = $(LINUX_SUBTARGET_CONFIG)
 143 endif
 144 ifeq ($(CONFIG_TARGET),env)
 145   LINUX_RECONFIG_LIST = $(LINUX_KCONFIG_LIST)
 146   LINUX_RECONFIG_TARGET = $(TOPDIR)/env/kernel-config
 147 endif
 148
 149 __linux_confcmd = $(SCRIPT_DIR)/kconfig.pl $(2) $(patsubst %,+,$(wordlist 2,9999,$(1))) $(1)
 150
 151 LINUX_CONF_CMD = $(call __linux_confcmd,$(LINUX_KCONFIG_LIST),)
 152 LINUX_RECONF_CMD = $(call __linux_confcmd,$(LINUX_RECONFIG_LIST),)
 153 LINUX_RECONF_DIFF = $(call __linux_confcmd,$(filter-out $(LINUX_RECONFIG_TARGET),$(LINUX_RECONFIG_LIST)),'>')
 154
 155 ifeq ($(DUMP),1)
 156   BuildTarget=$(BuildTargets/DumpCurrent)
 157
 158   ifneq ($(BOARD),)
 159     TMP_CONFIG:=$(TMP_DIR)/.kconfig-$(call target_conf,$(TARGETID))
 160     $(TMP_CONFIG): $(LINUX_KCONFIG_LIST)
 161                 $(LINUX_CONF_CMD) > $@ || rm -f $@
 162     -include $(TMP_CONFIG)
 163     .SILENT: $(TMP_CONFIG)
 164     .PRECIOUS: $(TMP_CONFIG)
 165
 166     ifneq ($(CONFIG_GENERIC_GPIO),)
 167       FEATURES += gpio
 168     endif
 169     ifneq ($(CONFIG_PCI),)
 170       FEATURES += pci
 171     endif
 172     ifneq ($(CONFIG_PCIEPORTBUS),)
 173       FEATURES += pcie
 174     endif
 175     ifneq ($(CONFIG_USB)$(CONFIG_USB_SUPPORT),)
 176       ifneq ($(CONFIG_USB_ARCH_HAS_HCD)$(CONFIG_USB_EHCI_HCD),)
 177         FEATURES += usb
 178       endif
 179     endif
 180     ifneq ($(CONFIG_PCMCIA)$(CONFIG_PCCARD),)
 181       FEATURES += pcmcia
 182     endif
 183     ifneq ($(CONFIG_VGA_CONSOLE)$(CONFIG_FB),)
 184       FEATURES += display
 185     endif
 186
 187     # remove duplicates
 188     FEATURES:=$(sort $(FEATURES))
 189   endif
 190   DEFAULT_CFLAGS_i386=-O2 -pipe -march=i486 -fno-caller-saves
 191   DEFAULT_CFLAGS_x86_64=-O2 -pipe -march=athlon64 -fno-caller-saves
 192   DEFAULT_CFLAGS_m68k=-Os -pipe -mcfv4e -fno-caller-saves
 193   DEFAULT_CFLAGS_mips=-Os -pipe -mips32 -mtune=mips32 -fno-caller-saves
 194   DEFAULT_CFLAGS_mipsel=$(DEFAULT_CFLAGS_mips)
 195   DEFAULT_CFLAGS_mips64=-Os -pipe -mips64 -mtune=mips64 -mabi=64 -fno-caller-saves
 196   DEFAULT_CFLAGS_mips64el=$(DEFAULT_CFLAGS_mips64)
 197   DEFAULT_CFLAGS_sparc=-Os -pipe -mcpu=ultrasparc -fno-caller-saves
 198   DEFAULT_CFLAGS_arm=-Os -pipe -march=armv5te -mtune=xscale -fno-caller-saves
 199   DEFAULT_CFLAGS_armeb=$(DEFAULT_CFLAGS_arm)
 200   DEFAULT_CFLAGS=$(if $(DEFAULT_CFLAGS_$(ARCH)),$(DEFAULT_CFLAGS_$(ARCH)),-Os -pipe -fno-caller-saves)
 201 endif
 202
 203 define BuildTargets/DumpCurrent
 204   .PHONY: dumpinfo
 205   dumpinfo:
 206         @echo 'Target: $(TARGETID)'; \
 207          echo 'Target-Board: $(BOARD)'; \
 208          echo 'Target-Name: $(BOARDNAME)$(if $(SUBTARGETS),$(if $(SUBTARGET),))'; \
 209          echo 'Target-Path: $(subst $(TOPDIR)/,,$(PWD))'; \
 210          echo 'Target-Arch: $(ARCH)'; \
 211          echo 'Target-Arch-Packages: $(if $(ARCH_PACKAGES),$(ARCH_PACKAGES),$(BOARD))'; \
 212          echo 'Target-Features: $(FEATURES)'; \
 213          echo 'Target-Depends: $(DEPENDS)'; \
 214          echo 'Target-Optimization: $(if $(CFLAGS),$(CFLAGS),$(DEFAULT_CFLAGS))'; \
 215          echo 'Linux-Version: $(LINUX_VERSION)'; \
 216          echo 'Linux-Release: $(LINUX_RELEASE)'; \
 217          echo 'Linux-Kernel-Arch: $(LINUX_KARCH)'; \
 218         $(if $(SUBTARGET),,$(if $(DEFAULT_SUBTARGET), echo 'Default-Subtarget: $(DEFAULT_SUBTARGET)'; ))
 219          echo 'Target-Description:'; \
 220          $(SH_FUNC) getvar $(call shvar,Target/Description); \
 221          echo '@@'; \
 222          echo 'Default-Packages: $(DEFAULT_PACKAGES)'; \
 223          $(DUMPINFO)
 224         $(if $(SUBTARGET),,@$(foreach SUBTARGET,$(SUBTARGETS),$(SUBMAKE) -s DUMP=1 SUBTARGET=$(SUBTARGET); ))
 225 endef
 226
 227 include $(INCLUDE_DIR)/kernel.mk
 228 ifeq ($(TARGET_BUILD),1)
 229   include $(INCLUDE_DIR)/kernel-build.mk
 230   BuildTarget?=$(BuildKernel)
 231 endif
 232
 233 endif #__target_inc