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-rw-r--r--Makefile24
1 files changed, 20 insertions, 4 deletions
diff --git a/Makefile b/Makefile
index 078b09c267..b8cda47663 100644
--- a/Makefile
+++ b/Makefile
@@ -9,12 +9,13 @@ BOARD ?= bds
PROJECT?=ec
-# output directory for build objects
+# Output directory for build objects
out?=build/$(BOARD)
include Makefile.toolchain
-# Get CHIP name
+# The board makefile sets $CHIP. Include it now, since it must be
+# defined for _flag_cfg below.
include board/$(BOARD)/build.mk
# Transform the configuration into make variables
@@ -37,16 +38,31 @@ _flag_cfg:=$(shell $(CPP) $(CPPFLAGS) -P -dM -Ichip/$(CHIP) -Iboard/$(BOARD) \
cut -c9- | sort)
$(foreach c,$(_tsk_cfg) $(_flag_cfg),$(eval $(c)=y))
-$(eval BOARD_$(BOARD)=y)
# Get build configuration from sub-directories
--include private/build.mk
+# Note that this re-includes the board makefile
+
include board/$(BOARD)/build.mk
include chip/$(CHIP)/build.mk
include core/$(CORE)/build.mk
+
+# Create uppercase config variants, to avoid mixed case constants.
+# Also translate '-' to '_', so 'cortex-m' turns into 'CORTEX_M'.
+# This must be done after including board/chip/core configs, since we
+# want to run 'tr' once per variable instead of once per reference.
+uppercase = $(shell echo $(1) | tr '[:lower:]-' '[:upper:]_')
+UC_BOARD:=$(call uppercase,$(BOARD))
+UC_CHIP:=$(call uppercase,$(CHIP))
+UC_CHIP_FAMILY:=$(call uppercase,$(CHIP_FAMILY))
+UC_CHIP_VARIANT:=$(call uppercase,$(CHIP_VARIANT))
+UC_CORE:=$(call uppercase,$(CORE))
+
+$(eval BOARD_$(UC_BOARD)=y)
+
include common/build.mk
include driver/build.mk
include power/build.mk
+-include private/build.mk
include test/build.mk
include util/build.mk
include util/lock/build.mk