From a9d683ca912b2c4837b2e65909c09ca01babe3df Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Sat, 8 Sep 2007 19:55:42 +0000
Subject: major target cleanup. it is now possible to have subtargets that can
 override many target settings, including arch - merge adm5120, adm5120eb.
 target profiles still need to be adapted for subtargets

SVN-Revision: 8694
---
 include/target.mk | 146 +++++++++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 138 insertions(+), 8 deletions(-)

(limited to 'include/target.mk')

diff --git a/include/target.mk b/include/target.mk
index b0a178e306..42f484af9d 100644
--- a/include/target.mk
+++ b/include/target.mk
@@ -5,17 +5,147 @@
 # See /LICENSE for more information.
 #
 
-define AddProfile
-  ifeq ($(CONFIG_LINUX_$(1)),y)
-    $(call Profile/$(1))
-    PROFILE=$$(ID)
+ifneq ($(DUMP),)
+  all: dumpinfo
+endif
+
+ifneq ($(__target_inc),1)
+__target_inc=1
+
+TARGET_BUILD?=0
+
+
+target_conf=$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
+ifeq ($(DUMP),)
+  PLATFORM_DIR:=$(TOPDIR)/target/linux/$(BOARD)
+  SUBTARGET:=$(strip $(foreach subdir,$(patsubst $(PLATFORM_DIR)/%/target.mk,%,$(wildcard $(PLATFORM_DIR)/*/target.mk)),$(if $(CONFIG_TARGET_$(call target_conf,$(BOARD)_$(subdir))),$(subdir))))
+else
+  PLATFORM_DIR:=${CURDIR}
+endif
+
+TARGETID:=$(BOARD)$(if $(SUBTARGET),/$(SUBTARGET))
+PLATFORM_SUBDIR:=$(PLATFORM_DIR)$(if $(SUBTARGET),/$(SUBTARGET))
+
+define Target
+  KERNEL_TARGETS+=$(1)
+  ifeq ($(DUMP),1)
+    ifeq ($(SUBTARGET),)
+      BuildTarget=$$(BuildTargets/DumpAll)
+    endif
+  endif
+endef
+
+ifneq ($(TARGET_BUILD),1)
+  include $(PLATFORM_DIR)/Makefile
+  ifneq ($(PLATFORM_DIR),$(PLATFORM_SUBDIR))
+    include $(PLATFORM_SUBDIR)/target.mk
+  endif
+else
+  ifneq ($(SUBTARGET),)
+    -include ./$(SUBTARGET)/target.mk
+  endif
+endif
+
+define Profile/Default
+  NAME:=
+  PACKAGES:=
+endef
+
+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 $(2),$(2)_)$(1))),y)
+    PROFILE=$(1)
   endif
 endef
 
--include $(TMP_DIR)/.target.mk
+$(eval $(call shexport,Target/Description))
+
+
+include $(INCLUDE_DIR)/kernel-version.mk
+
+GENERIC_PLATFORM_DIR := $(TOPDIR)/target/linux/generic-$(KERNEL)
+GENERIC_PATCH_DIR := $(GENERIC_PLATFORM_DIR)/patches$(shell [ -d "$(GENERIC_PLATFORM_DIR)/patches-$(KERNEL_PATCHVER)" ] && printf -- "-$(KERNEL_PATCHVER)" || true )
+
+GENERIC_LINUX_CONFIG:=$(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) $(subdir)/config-default)))
+LINUX_SUBCONFIG?=$(firstword $(wildcard $(PLATFORM_SUBDIR)/config-$(KERNEL_PATCHVER) $(PLATFORM_SUBDIR)/config-default))
+ifeq ($(LINUX_CONFIG),$(LINUX_SUBCONFIG))
+  LINUX_SUBCONFIG:=
+endif
+LINUX_CONFCMD=$(if $(LINUX_CONFIG),$(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_PCI),)
+      FEATURES += pci
+    endif
+    ifneq ($(CONFIG_USB),)
+      FEATURES += usb
+    endif
+    ifneq ($(CONFIG_PCMCIA)$(CONFIG_PCCARD),)
+      FEATURES += pcmcia
+    endif
+
+    # remove duplicates
+    FEATURES:=$(sort $(FEATURES))
+  endif
+endif
+
+define BuildTargets/DumpAll
+  dumpinfo:
+	@$(foreach SUBTARGET,$(KERNEL_TARGETS),$(SUBMAKE) -s DUMP=1 SUBTARGET=$(SUBTARGET); )
+endef
+
+define BuildTargets/DumpCurrent
+
+  dumpinfo:
+	@echo 'Target: $(TARGETID)'; \
+	 echo 'Target-Board: $(BOARD)'; \
+	 echo 'Target-Kernel: $(KERNEL)'; \
+	 echo 'Target-Name: $(BOARDNAME) [$(KERNEL)]'; \
+	 echo 'Target-Path: $(subst $(TOPDIR)/,,$(PWD))'; \
+	 echo 'Target-Arch: $(ARCH)'; \
+	 echo 'Target-Features: $(FEATURES)'; \
+	 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)
+endef
 
-ifeq ($(IB),1)
-$(TMP_DIR)/.target.mk: $(TOPDIR)/.target.mk
-	$(CP) $< $@
+include $(INCLUDE_DIR)/kernel.mk
+ifeq ($(TARGET_BUILD),1)
+  include $(INCLUDE_DIR)/kernel-build.mk
+  BuildTarget?=$(BuildKernel)
 endif
 
+endif #__target_inc
-- 
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