From f7ed8a4662073039a6c9cdb6bbe09417d6203773 Mon Sep 17 00:00:00 2001 From: Nicolas Schodet Date: Wed, 24 Oct 2012 20:52:05 +0200 Subject: digital/ucoolib/build: add instructions to help user to build using libopencm3 --- digital/ucoolib/build/stm32f4.mk | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/digital/ucoolib/build/stm32f4.mk b/digital/ucoolib/build/stm32f4.mk index c22358ad..b60d02db 100644 --- a/digital/ucoolib/build/stm32f4.mk +++ b/digital/ucoolib/build/stm32f4.mk @@ -3,11 +3,21 @@ # Rules for STM32F4. LIBOPENCM3_PATH ?= $(BASE)/lib/libopencm3 +ifneq ($(LIBOPENCM3_PATH),) + LIBOPENCM3_LIB := $(LIBOPENCM3_PATH)/lib/libopencm3_stm32f4.a + ifeq ($(wildcard $(LIBOPENCM3_LIB)),) + $(error Can not find libopencm3 library, please run "make lib" in \ + $(LIBOPENCM3_PATH) or change LIBOPENCM3_PATH (you can set it to \ + empty string to use system library)) + endif + LIBOPENCM3_CPPFLAGS := -I$(LIBOPENCM3_PATH)/include + LIBOPENCM3_LDFLAGS := -L$(LIBOPENCM3_PATH)/lib +endif stm32f4_SUBTARGETS := stm32 arm newlib stm32f4_CPPFLAGS := $(CPPFLAGS) $(stm32f4_DEFS) \ - -DSTM32F4 -I$(LIBOPENCM3_PATH)/include \ + -DSTM32F4 $(LIBOPENCM3_CPPFLAGS) \ -DTARGET_STM32F4=1 \ $(foreach sub,$(stm32f4_SUBTARGETS),-DTARGET_SUB_$(sub)=1) stm32f4_CFLAGS := $(CFLAGS) \ @@ -18,7 +28,7 @@ stm32f4_ASFLAGS := $(ASFLAGS) stm32f4_LDSCRIPT := stm32f4.ld stm32f4_LDFLAGS := $(LDFLAGS) -T$(stm32f4_LDSCRIPT) \ -L$(BASE)/ucoolib/arch/stm32f4 \ - -L$(LIBOPENCM3_PATH)/lib + $(LIBOPENCM3_LDFLAGS) stm32f4_LDLIBS := -nostartfiles $(LDLIBS) $(stm32f4_LIBS) \ -lopencm3_stm32f4 -- cgit v1.2.3