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 ($(__target_inc),1)
   9 __target_inc=1
  10
  11 # default device type
  12 DEVICE_TYPE?=router
  13
  14 # Default packages - the really basic set
  15 DEFAULT_PACKAGES:=base-files libc libgcc busybox dropbear mtd uci opkg netifd
  16 # For router targets
  17 DEFAULT_PACKAGES.router:=dnsmasq iptables ip6tables ppp ppp-mod-pppoe kmod-ipt-nathelper firewall 6relayd odhcp6c
  18 DEFAULT_PACKAGES.bootloader:=
  19
  20 ifneq ($(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 $(sort $(wildcard $(PLATFORM_DIR)/profiles/*.mk))
  88     -include $(sort $(wildcard $(PLATFORM_SUBDIR)/profiles/*.mk))
  89   endef
  90 else
  91   define IncludeProfiles
  92     -include $(sort $(wildcard $(PLATFORM_DIR)/profiles/*.mk))
  93   endef
  94 endif
  95
  96 ifeq ($(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),subtarget_platform)
 145   LINUX_RECONFIG_LIST = $(wildcard $(GENERIC_LINUX_CONFIG) $(LINUX_SUBTARGET_CONFIG) $(LINUX_TARGET_CONFIG))
 146   LINUX_RECONFIG_TARGET = $(LINUX_TARGET_CONFIG)
 147 endif
 148 ifeq ($(CONFIG_TARGET),env)
 149   LINUX_RECONFIG_LIST = $(LINUX_KCONFIG_LIST)
 150   LINUX_RECONFIG_TARGET = $(TOPDIR)/env/kernel-config
 151 endif
 152
 153 __linux_confcmd = $(SCRIPT_DIR)/kconfig.pl $(2) $(patsubst %,+,$(wordlist 2,9999,$(1))) $(1)
 154
 155 LINUX_CONF_CMD = $(call __linux_confcmd,$(LINUX_KCONFIG_LIST),)
 156 LINUX_RECONF_CMD = $(call __linux_confcmd,$(LINUX_RECONFIG_LIST),)
 157 LINUX_RECONF_DIFF = $(call __linux_confcmd,$(filter-out $(LINUX_RECONFIG_TARGET),$(LINUX_RECONFIG_LIST)),'>')
 158
 159 ifeq ($(DUMP),1)
 160   BuildTarget=$(BuildTargets/DumpCurrent)
 161
 162   ifneq ($(BOARD),)
 163     TMP_CONFIG:=$(TMP_DIR)/.kconfig-$(call target_conf,$(TARGETID))
 164     $(TMP_CONFIG): $(LINUX_KCONFIG_LIST)
 165                 $(LINUX_CONF_CMD) > $@ || rm -f $@
 166     -include $(TMP_CONFIG)
 167     .SILENT: $(TMP_CONFIG)
 168     .PRECIOUS: $(TMP_CONFIG)
 169
 170     ifneq ($(CONFIG_OF),)
 171       FEATURES += dt
 172     endif
 173     ifneq ($(CONFIG_GENERIC_GPIO)$(CONFIG_GPIOLIB),)
 174       FEATURES += gpio
 175     endif
 176     ifneq ($(CONFIG_PCI),)
 177       FEATURES += pci
 178     endif
 179     ifneq ($(CONFIG_PCIEPORTBUS),)
 180       FEATURES += pcie
 181     endif
 182     ifneq ($(CONFIG_USB)$(CONFIG_USB_SUPPORT),)
 183       ifneq ($(CONFIG_USB_ARCH_HAS_HCD)$(CONFIG_USB_EHCI_HCD),)
 184         FEATURES += usb
 185       endif
 186     endif
 187     ifneq ($(CONFIG_PCMCIA)$(CONFIG_PCCARD),)
 188       FEATURES += pcmcia
 189     endif
 190     ifneq ($(CONFIG_VGA_CONSOLE)$(CONFIG_FB),)
 191       FEATURES += display
 192     endif
 193     ifneq ($(CONFIG_RTC_CLASS),)
 194       FEATURES += rtc
 195     endif
 196     FEATURES += $(foreach v,v4 v5 v6 v7,$(if $(findstring -march=arm$(v),$(CFLAGS)),arm_$(v)))
 197
 198     # remove duplicates
 199     FEATURES:=$(sort $(FEATURES))
 200   endif
 201   CPU_CFLAGS = -Os -pipe
 202   ifneq ($(findstring mips,$(ARCH)),)
 203     ifneq ($(findstring mips64,$(ARCH)),)
 204       CPU_TYPE ?= mips64
 205     else
 206       CPU_TYPE ?= mips32
 207     endif
 208     CPU_CFLAGS += -mno-branch-likely
 209     CPU_CFLAGS_mips32 = -mips32 -mtune=mips32
 210     CPU_CFLAGS_mips32r2 = -mips32r2 -mtune=mips32r2
 211     CPU_CFLAGS_mips64 = -mips64 -mtune=mips64 -mabi=64
 212     CPU_CFLAGS_24kec = -mips32r2 -mtune=24kec
 213     CPU_CFLAGS_34kc = -mips32r2 -mtune=34kc
 214     CPU_CFLAGS_dsp = -mdsp
 215     CPU_CFLAGS_dsp2 = -mdspr2
 216   endif
 217   ifeq ($(ARCH),i386)
 218     CPU_TYPE ?= i486
 219     CPU_CFLAGS_i486 = -march=i486
 220     CPU_CFLAGS_geode = -march=geode -mmmx -m3dnow
 221   endif
 222   ifneq ($(findstring arm,$(ARCH)),)
 223     CPU_TYPE ?= xscale
 224     CPU_CFLAGS_arm920t = -march=armv4t -mtune=arm920t
 225     CPU_CFLAGS_arm926ej-s = -march=armv5te -mtune=arm926ej-s
 226     CPU_CFLAGS_arm1136j-s = -march=armv6 -mtune=arm1136j-s
 227     CPU_CFLAGS_arm1176jzf-s = -march=armv6 -mtune=arm1176jzf-s
 228     CPU_CFLAGS_cortex-a7 = -march=armv7-a -mtune=cortex-a7
 229     CPU_CFLAGS_cortex-a8 = -march=armv7-a -mtune=cortex-a8
 230     CPU_CFLAGS_cortex-a9 = -march=armv7-a -mtune=cortex-a9
 231     CPU_CFLAGS_fa526 = -march=armv4 -mtune=fa526
 232     CPU_CFLAGS_mpcore = -march=armv6k -mtune=mpcore
 233     CPU_CFLAGS_xscale = -march=armv5te -mtune=xscale
 234     CPU_CFLAGS_vfp = -mfpu=vfp -mfloat-abi=softfp
 235     CPU_CFLAGS_vfpv3 = -mfpu=vfpv3-d16 -mfloat-abi=softfp
 236   endif
 237   ifeq ($(ARCH),powerpc)
 238     CPU_CFLAGS_603e:=-mcpu=603e
 239     CPU_CFLAGS_8540:=-mcpu=8540
 240     CPU_CFLAGS_405:=-mcpu=405
 241     CPU_CFLAGS_440:=-mcpu=440
 242   endif
 243   ifeq ($(ARCH),sparc)
 244     CPU_TYPE = sparc
 245     CPU_CFLAGS_ultrasparc = -mcpu=ultrasparc
 246   endif
 247   DEFAULT_CFLAGS=$(strip $(CPU_CFLAGS) $(CPU_CFLAGS_$(CPU_TYPE)) $(CPU_CFLAGS_$(CPU_SUBTYPE)))
 248 endif
 249
 250 define BuildTargets/DumpCurrent
 251   .PHONY: dumpinfo
 252   dumpinfo:
 253         @echo 'Target: $(TARGETID)'; \
 254          echo 'Target-Board: $(BOARD)'; \
 255          echo 'Target-Name: $(BOARDNAME)$(if $(SUBTARGETS),$(if $(SUBTARGET),))'; \
 256          echo 'Target-Path: $(subst $(TOPDIR)/,,$(PWD))'; \
 257          echo 'Target-Arch: $(ARCH)'; \
 258          echo 'Target-Arch-Packages: $(if $(ARCH_PACKAGES),$(ARCH_PACKAGES),$(BOARD))'; \
 259          echo 'Target-Features: $(FEATURES)'; \
 260          echo 'Target-Depends: $(DEPENDS)'; \
 261          echo 'Target-Optimization: $(if $(CFLAGS),$(CFLAGS),$(DEFAULT_CFLAGS))'; \
 262          echo 'CPU-Type: $(CPU_TYPE)$(if $(CPU_SUBTYPE),+$(CPU_SUBTYPE))'; \
 263          echo 'Linux-Version: $(LINUX_VERSION)'; \
 264          echo 'Linux-Release: $(LINUX_RELEASE)'; \
 265          echo 'Linux-Kernel-Arch: $(LINUX_KARCH)'; \
 266         $(if $(SUBTARGET),,$(if $(DEFAULT_SUBTARGET), echo 'Default-Subtarget: $(DEFAULT_SUBTARGET)'; ))
 267          echo 'Target-Description:'; \
 268          $(SH_FUNC) getvar $(call shvar,Target/Description); \
 269          echo '@@'; \
 270          echo 'Default-Packages: $(DEFAULT_PACKAGES)'; \
 271          $(DUMPINFO)
 272         $(if $(SUBTARGET),,@$(foreach SUBTARGET,$(SUBTARGETS),$(SUBMAKE) -s DUMP=1 SUBTARGET=$(SUBTARGET); ))
 273 endef
 274
 275 include $(INCLUDE_DIR)/kernel.mk
 276 ifeq ($(TARGET_BUILD),1)
 277   include $(INCLUDE_DIR)/kernel-build.mk
 278   BuildTarget?=$(BuildKernel)
 279 endif
 280
 281 endif #__target_inc