mklibs: do not touch libraries that cannot be rebuilt

[openwrt.git] / include / target.mk

diff --git a/include/target.mk b/include/target.mk
index afdf5d8..b30be10 100644 (file)
--- a/include/target.mk
+++ b/include/target.mk
@@ -1,23 +1,204 @@
-define kernel_template
-ifeq ($(CONFIG_LINUX_$(3)),y)
-KERNEL:=$(1)
-BOARD:=$(2)
+#
+# Copyright (C) 2007-2008 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+ifneq ($(__target_inc),1)
+__target_inc=1
+
+# default device type
+DEVICE_TYPE?=router
+
+# Default packages - the really basic set
+DEFAULT_PACKAGES:=base-files libc libgcc busybox dropbear mtd uci opkg ucitrigger
+# For router targets
+DEFAULT_PACKAGES.router:=dnsmasq iptables ppp ppp-mod-pppoe kmod-ipt-nathelper firewall
+DEFAULT_PACKAGES.bootloader:=
+
+# Additional packages for Linux 2.6
+ifneq ($(KERNEL),2.4)
+  DEFAULT_PACKAGES += udevtrigger hotplug2
+endif
+
+# Add device specific packages
+DEFAULT_PACKAGES += $(DEFAULT_PACKAGES.$(DEVICE_TYPE))
+
+ifneq ($(DUMP),)
+  all: dumpinfo
+endif
+
+target_conf=$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
+ifeq ($(DUMP),)
+  PLATFORM_DIR:=$(TOPDIR)/target/linux/$(BOARD)
+  SUBTARGET:=$(strip $(foreach subdir,$(patsubst $(PLATFORM_DIR)/%/target.mk,%,$(wildcard $(PLATFORM_DIR)/*/target.mk)),$(if $(CONFIG_TARGET_$(call target_conf,$(BOARD)_$(subdir))),$(subdir))))
+else
+  PLATFORM_DIR:=${CURDIR}
+endif
+
+TARGETID:=$(BOARD)$(if $(SUBTARGET),/$(SUBTARGET))
+PLATFORM_SUBDIR:=$(PLATFORM_DIR)$(if $(SUBTARGET),/$(SUBTARGET))
+
+ifneq ($(TARGET_BUILD),1)
+  ifndef DUMP
+    include $(PLATFORM_DIR)/Makefile
+    ifneq ($(PLATFORM_DIR),$(PLATFORM_SUBDIR))
+      include $(PLATFORM_SUBDIR)/target.mk
+    endif
+  endif
+else
+  ifneq ($(SUBTARGET),)
+    -include ./$(SUBTARGET)/target.mk
+  endif

 endif
 endif

+
+define Profile/Default
+  NAME:=
+  PACKAGES:=
+endef
+
+ifndef Profile
+define Profile
+  $(eval $(call Profile/Default))
+  $(eval $(call Profile/$(1)))
+  $(eval $(call shexport,Profile/$(1)/Config))
+  $(eval $(call shexport,Profile/$(1)/Description))
+  DUMPINFO += \
+       echo "Target-Profile: $(1)"; \
+       echo "Target-Profile-Name: $(NAME)"; \
+       echo "Target-Profile-Packages: $(PACKAGES)"; \
+       if [ -f ./config/profile-$(1) ]; then \
+               echo "Target-Profile-Kconfig: yes"; \
+       fi; \
+       echo "Target-Profile-Config: "; \
+       getvar "$(call shvar,Profile/$(1)/Config)"; \
+       echo "@@"; \
+       echo "Target-Profile-Description:"; \
+       getvar "$(call shvar,Profile/$(1)/Description)"; \
+       echo "@@"; \
+       echo;
+  ifeq ($(CONFIG_TARGET_$(call target_conf,$(BOARD)_$(if $(SUBTARGET),$(SUBTARGET)_)$(1))),y)
+    PROFILE=$(1)
+  endif

 endef
 endef

+endif

 
 

-$(eval $(call kernel_template,2.4,brcm,2_4_BRCM))
-$(eval $(call kernel_template,2.4,ar7,2_4_AR7))
-$(eval $(call kernel_template,2.4,x86,2_4_X86))
-$(eval $(call kernel_template,2.6,brcm,2_6_BRCM))
-$(eval $(call kernel_template,2.6,rb532,2_6_RB532))
-$(eval $(call kernel_template,2.6,x86,2_6_X86))
-$(eval $(call kernel_template,2.4,ar531x,2_4_AR531X))
-$(eval $(call kernel_template,2.6,aruba,2_6_ARUBA))
-$(eval $(call kernel_template,2.6,au1000,2_6_AU1000))
-$(eval $(call kernel_template,2.6,xscale,2_6_XSCALE))
-$(eval $(call kernel_template,2.6,sibyte,2_6_SIBYTE))
+ifneq ($(PLATFORM_DIR),$(PLATFORM_SUBDIR))
+  define IncludeProfiles
+    -include $(PLATFORM_DIR)/profiles/*.mk
+    -include $(PLATFORM_SUBDIR)/profiles/*.mk
+  endef
+else
+  define IncludeProfiles
+    -include $(PLATFORM_DIR)/profiles/*.mk
+  endef
+endif
+
+ifeq ($(TARGET_BUILD),1)
+  $(eval $(call IncludeProfiles))
+else
+  ifeq ($(DUMP),)
+    $(eval $(call IncludeProfiles))
+  endif
+endif
+
+$(eval $(call shexport,Target/Description))
+
+ifneq ($(TARGET_BUILD)$(if $(DUMP),,1),)
+  include $(INCLUDE_DIR)/kernel-version.mk
+endif
+
+GENERIC_PLATFORM_DIR := $(TOPDIR)/target/linux/generic-$(KERNEL)
+GENERIC_PATCH_DIR := $(GENERIC_PLATFORM_DIR)/patches$(if $(wildcard $(GENERIC_PLATFORM_DIR)/patches-$(KERNEL_PATCHVER)),-$(KERNEL_PATCHVER))
+GENERIC_FILES_DIR := $(foreach dir,$(wildcard $(GENERIC_PLATFORM_DIR)/files $(GENERIC_PLATFORM_DIR)/files-$(KERNEL_PATCHVER)),"$(dir)")
+
+GENERIC_LINUX_CONFIG?=$(firstword $(wildcard $(GENERIC_PLATFORM_DIR)/config-$(KERNEL_PATCHVER) $(GENERIC_PLATFORM_DIR)/config-default))
+LINUX_CONFIG?=$(firstword $(wildcard $(foreach subdir,$(PLATFORM_DIR) $(PLATFORM_SUBDIR),$(subdir)/config-$(KERNEL_PATCHVER) $(subdir)/config-default)) $(PLATFORM_DIR)/config-$(KERNEL_PATCHVER))
+LINUX_SUBCONFIG?=$(firstword $(wildcard $(PLATFORM_SUBDIR)/config-$(KERNEL_PATCHVER) $(PLATFORM_SUBDIR)/config-default))
+ifeq ($(LINUX_CONFIG),$(LINUX_SUBCONFIG))
+  LINUX_SUBCONFIG:=
+endif
+LINUX_CONFCMD=$(if $(LINUX_CONFIG), \
+       $(if $(GENERIC_LINUX_CONFIG),,$(error The generic kernel config for your kernel version is missing)) \
+       $(if $(LINUX_CONFIG),,$(error The target kernel config for your kernel version is missing)) \
+       $(SCRIPT_DIR)/kconfig.pl \
+               + $(GENERIC_LINUX_CONFIG) \
+               $(if $(LINUX_SUBCONFIG),+ $(LINUX_CONFIG) $(LINUX_SUBCONFIG),$(LINUX_CONFIG)), \
+       true)
+
+ifeq ($(DUMP),1)
+  BuildTarget=$(BuildTargets/DumpCurrent)
+
+  ifneq ($(BOARD),)
+    TMP_CONFIG:=$(TMP_DIR)/.kconfig-$(call target_conf,$(TARGETID))
+    $(TMP_CONFIG): $(GENERIC_LINUX_CONFIG) $(LINUX_CONFIG) $(LINUX_SUBCONFIG)
+               $(LINUX_CONFCMD) > $@ || rm -f $@
+    -include $(TMP_CONFIG)
+    .SILENT: $(TMP_CONFIG)
+    .PRECIOUS: $(TMP_CONFIG)
+
+    ifneq ($(CONFIG_GENERIC_GPIO),)
+      FEATURES += gpio
+    endif
+    ifneq ($(CONFIG_PCI),)
+      FEATURES += pci
+    endif
+    ifneq ($(CONFIG_PCIEPORTBUS),)
+      FEATURES += pcie
+    endif
+    ifneq ($(CONFIG_USB)$(CONFIG_USB_SUPPORT),)
+      FEATURES += usb
+    endif
+    ifneq ($(CONFIG_PCMCIA)$(CONFIG_PCCARD),)
+      FEATURES += pcmcia
+    endif
+    ifneq ($(CONFIG_VGA_CONSOLE)$(CONFIG_FB),)
+      FEATURES += display
+    endif

 
 

-export BOARD
-export KERNEL
+    # remove duplicates
+    FEATURES:=$(sort $(FEATURES))
+  endif
+  DEFAULT_CFLAGS_i386=-O2 -pipe -march=i486 -funit-at-a-time
+  DEFAULT_CFLAGS_x86_64=-O2 -pipe -march=athlon64 -funit-at-a-time
+  DEFAULT_CFLAGS_m68k=-Os -pipe -mcfv4e -funit-at-a-time
+  DEFAULT_CFLAGS_mips=-Os -pipe -mips32 -mtune=mips32 -funit-at-a-time
+  DEFAULT_CFLAGS_mipsel=$(DEFAULT_CFLAGS_mips)
+  DEFAULT_CFLAGS_mips64=-Os -pipe -mips64 -mtune=mips64 -mabi=64 -funit-at-a-time
+  DEFAULT_CFLAGS_mips64el=$(DEFAULT_CFLAGS_mips64)
+  DEFAULT_CFLAGS_arm=-Os -pipe -march=armv5te -mtune=xscale -funit-at-a-time
+  DEFAULT_CFLAGS_armeb=$(DEFAULT_CFLAGS_arm)
+  DEFAULT_CFLAGS=$(if $(DEFAULT_CFLAGS_$(ARCH)),$(DEFAULT_CFLAGS_$(ARCH)),-Os -pipe -funit-at-a-time)
+endif
+
+define BuildTargets/DumpCurrent
+  .PHONY: dumpinfo
+  dumpinfo:
+       @echo 'Target: $(TARGETID)'; \
+        echo 'Target-Board: $(BOARD)'; \
+        echo 'Target-Kernel: $(KERNEL)'; \
+        echo 'Target-Name: $(BOARDNAME)$(if $(SUBTARGETS),$(if $(SUBTARGET),))'; \
+        echo 'Target-Path: $(subst $(TOPDIR)/,,$(PWD))'; \
+        echo 'Target-Arch: $(ARCH)'; \
+        echo 'Target-Features: $(FEATURES)'; \
+        echo 'Target-Depends: $(DEPENDS)'; \
+        echo 'Target-Optimization: $(if $(CFLAGS),$(CFLAGS),$(DEFAULT_CFLAGS))'; \
+        echo 'Linux-Version: $(LINUX_VERSION)'; \
+        echo 'Linux-Release: $(LINUX_RELEASE)'; \
+        echo 'Linux-Kernel-Arch: $(LINUX_KARCH)'; \
+        echo 'Target-Description:'; \
+        getvar $(call shvar,Target/Description); \
+        echo '@@'; \
+        echo 'Default-Packages: $(DEFAULT_PACKAGES)'; \
+        $(DUMPINFO)
+       $(if $(SUBTARGET),,@$(foreach SUBTARGET,$(SUBTARGETS),$(SUBMAKE) -s DUMP=1 SUBTARGET=$(SUBTARGET); ))
+endef

 
 

+include $(INCLUDE_DIR)/kernel.mk
+ifeq ($(TARGET_BUILD),1)
+  include $(INCLUDE_DIR)/kernel-build.mk
+  BuildTarget?=$(BuildKernel)
+endif

 
 

+endif #__target_inc