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# Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
#
# Embedded Controller firmware build system
#
BOARD ?= bds
PROJECT?=ec
# output directory for build objects
out?=build/$(BOARD)
include Makefile.toolchain
# Get CHIP name
include board/$(BOARD)/build.mk
# Transform the configuration into make variables
_tsk_lst:=$(shell echo "CONFIG_TASK_LIST" | $(CPP) -P -Iboard/$(BOARD) -Itest \
-D"TASK(n, r, d)=n" -imacros $(PROJECT).tasklist)
_tsk_cfg:=$(foreach t,$(_tsk_lst),CONFIG_TASK_$(t))
_flag_cfg:=$(shell $(CPP) -P -dN chip/$(CHIP)/config.h | grep -o "CONFIG_.*") \
$(shell $(CPP) -P -dN board/$(BOARD)/board.h | grep -o "CONFIG_.*")
$(foreach c,$(_tsk_cfg) $(_flag_cfg),$(eval $(c)=y))
CPPFLAGS+=$(foreach t,$(_tsk_cfg),-D$(t))
# Get build configuration from sub-directories
include board/$(BOARD)/build.mk
include chip/$(CHIP)/build.mk
include core/$(CORE)/build.mk
include common/build.mk
include test/build.mk
include util/build.mk
objs_from_dir=$(foreach obj,$(2), $(out)/$(1)/$(obj))
# Get all sources to build
all-y=$(call objs_from_dir,core/$(CORE),$(core-y))
all-y+=$(call objs_from_dir,chip/$(CHIP),$(chip-y))
all-y+=$(call objs_from_dir,board/$(BOARD),$(board-y))
all-y+=$(call objs_from_dir,common,$(common-y))
all-y+=$(call objs_from_dir,test,$($(PROJECT)-y))
dirs=core/$(CORE) chip/$(CHIP) board/$(BOARD) common test util
includes=include core/$(CORE)/include $(dirs)
include Makefile.rules
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